hytos / HYTOS / HYTOS / Calculation.py @ d5938d7a
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# coding: utf-8
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"""
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This is calculation module
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"""
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import sys |
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import os |
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from AppDocData import * |
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import math |
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from App import App |
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from EngineeringConnectorItem import QEngineeringConnectorItem |
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from SymbolSvgItem import SymbolSvgItem |
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class Conversion: |
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def __init__(self, decimal): |
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self._decimal = decimal
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self.pre_units = {}
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self.cur_units = {}
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self.getCurrentUnits()
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self.getPreviousUnits()
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self.convert_HMB()
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self.convert_Nozzle()
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def convert_HMB(self): |
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from Drawing import Drawing |
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from Calculation import Conversion |
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try:
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app_doc_data = AppDocData.instance() |
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drawing = app_doc_data.activeDrawing |
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hmbs = drawing.hmbTable._hmbs |
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if hmbs is not None: |
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for hmb in hmbs: |
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if hmb.flowrate_mass:
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hmb.flowrate_mass = self.convert_flowrate_mass(hmb.flowrate_mass)
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if hmb.flowrate_volume:
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hmb.flowrate_volume = self.convert_flowrate_volume(hmb.flowrate_volume)
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if hmb.density:
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hmb.density = self.convert_density(hmb.density)
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if hmb.viscosity:
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hmb.viscosity = self.convert_viscosity(hmb.viscosity)
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if hmb.temperature:
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hmb.temperature = self.convert_temperature(hmb.temperature)
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if hmb.nominal_pipe_size:
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hmb.nominal_pipe_size = self.convert_pipe_diameter(hmb.nominal_pipe_size)
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if hmb.inside_pipe_size:
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hmb.inside_pipe_size = self.convert_pipe_diameter(hmb.inside_pipe_size)
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if hmb.straight_length:
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hmb.straight_length = self.convert_length(hmb.straight_length)
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if hmb.equivalent_length:
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hmb.equivalent_length = self.convert_length(hmb.equivalent_length)
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if hmb.straight_length:
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hmb.straight_length = self.convert_length(hmb.straight_length)
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if hmb.equivalent_length_input:
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hmb.equivalent_length_input = self.convert_length(hmb.equivalent_length_input)
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if hmb.fitting_length:
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hmb.fitting_length = self.convert_length(hmb.fitting_length)
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if hmb.equivalent_length_cal:
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hmb.equivalent_length_cal = self.convert_length(hmb.equivalent_length_cal)
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if hmb.roughness:
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hmb.roughness = self.convert_roughness(hmb.roughness)
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if hmb.limitation_velocity:
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hmb.limitation_velocity = self.convert_velocity(hmb.limitation_velocity)
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if hmb.limitation_pressure_drop:
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hmb.limitation_pressure_drop = self.convert_pressure(hmb.limitation_pressure_drop)
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if hmb.velocity:
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hmb.velocity = self.convert_velocity(hmb.velocity)
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if hmb.pressure_drop:
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hmb.pressure_drop = self.convert_pressure(hmb.pressure_drop)
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if hmb.pressure_drop_friction:
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hmb.pressure_drop_friction = self.convert_pressure(hmb.pressure_drop_friction)
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if hmb.pressure_drop_static:
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hmb.pressure_drop_static = self.convert_pressure(hmb.pressure_drop_static)
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if hmb.pressure_pipe_end_point:
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hmb.pressure_pipe_end_point = self.convert_pressure(hmb.pressure_pipe_end_point)
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if hmb.power:
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hmb.power = self.convert_power(hmb.power)
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except Exception as ex: |
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from App import App |
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from AppDocData import MessageType |
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message = 'error occurred({}) in {}:{}'.format(ex, sys.exc_info()[-1].tb_frame.f_code.co_filename, |
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sys.exc_info()[-1].tb_lineno)
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App.mainWnd().addMessage.emit(MessageType.Error, message) |
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def convert_flowrate_mass(self, value): |
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pre_unit = self.pre_units['Flowrate_Mass'] |
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cur_unit = self.cur_units['Flowrate_Mass'] |
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if pre_unit == cur_unit:
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return value
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if pre_unit == 'kg/h': |
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if cur_unit == 'g/min': |
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convert_factor = 16.6667
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elif cur_unit == 'lb/h': |
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convert_factor = 2.2046
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elif cur_unit == 't/h': |
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convert_factor = 0.001
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elif pre_unit == 'g/min': |
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if cur_unit == 'kg/h': |
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convert_factor = 1 / 16.6667 |
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elif cur_unit == 'lb/h': |
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convert_factor = 0.132277
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elif cur_unit == 't/h': |
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convert_factor = 0.00006
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elif pre_unit == 'lb/h': |
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if cur_unit == 'kg/h': |
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convert_factor = 1 / 2.2046 |
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elif cur_unit == 'g/min': |
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convert_factor = 1 / 0.132277 |
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elif cur_unit == 't/h': |
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convert_factor = 0.0004536
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elif pre_unit == 't/h': |
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if cur_unit == 'kg/h': |
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convert_factor = 1 / 0.001 |
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elif cur_unit == 'g/min': |
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convert_factor = 1 / 0.00006 |
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elif cur_unit == 'lb/h': |
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convert_factor = 1 / 0.0004536 |
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return round(value * convert_factor, self._decimal) |
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def convert_flowrate_volume(self, value): |
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pre_unit = self.pre_units['Flowrate_Volume'] |
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cur_unit = self.cur_units['Flowrate_Volume'] |
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if pre_unit == cur_unit:
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return value
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if pre_unit == 'm3/h': |
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if cur_unit == 'l/min': |
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convert_factor = 16.6667
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elif cur_unit == 'ft3/h': |
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convert_factor = 35.31466
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elif cur_unit == 'USgpm': |
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convert_factor = 4.402867
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elif cur_unit == 'BPSD': |
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convert_factor = 150.955464
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elif pre_unit == 'l/min': |
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if cur_unit == 'm3/h': |
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convert_factor = 1 / 16.6667 |
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elif cur_unit == 'ft3/h': |
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convert_factor = 2.1188796
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elif cur_unit == 'USgpm': |
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convert_factor = 0.264172
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elif cur_unit == 'BPSD': |
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convert_factor = 9.05732784
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elif pre_unit == 'ft3/h': |
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if cur_unit == 'm3/h': |
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convert_factor = 1 / 35.31466 |
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elif cur_unit == 'l/min': |
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convert_factor = 1 / 2.1188796 |
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elif cur_unit == 'USgpm': |
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convert_factor = 0.124675333
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elif cur_unit == 'BPSD': |
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convert_factor = 9.05732784
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elif pre_unit == 'USgpm': |
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if cur_unit == 'm3/h': |
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convert_factor = 1 / 4.402867 |
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elif cur_unit == 'l/min': |
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convert_factor = 1 / 0.264172 |
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elif cur_unit == 'ft3/h': |
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convert_factor = 1 / 0.124675333 |
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elif cur_unit == 'BPSD': |
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convert_factor = 34.2857088
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elif pre_unit == 'BPSD': |
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if cur_unit == 'm3/h': |
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convert_factor = 1 / 150.955464 |
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elif cur_unit == 'l/min': |
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convert_factor = 1 / 9.05732784 |
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elif cur_unit == 'ft3/h': |
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convert_factor = 1 / 4.2745824 |
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elif cur_unit == 'USgpm': |
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convert_factor = 1 / 34.2857088 |
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return round(value * convert_factor, self._decimal) |
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def convert_density(self, value): |
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pre_unit = self.pre_units['Density'] |
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cur_unit = self.cur_units['Density'] |
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if pre_unit == cur_unit:
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return value
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if pre_unit == 'kg/m3': |
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if cur_unit == 'lb/ft3': convert_factor = 0.06242797 |
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elif pre_unit == 'lb/ft3': |
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if cur_unit == 'kg/m3': convert_factor = 1 / 0.06242797 |
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return round(value * convert_factor, self._decimal) |
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def convert_viscosity(self, value): |
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pre_unit = self.pre_units['Viscosity'] |
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cur_unit = self.cur_units['Viscosity'] |
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if pre_unit == cur_unit:
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return value
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if pre_unit == 'cP': |
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if cur_unit == 'kg/m.sec': |
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convert_factor = 0.001
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elif cur_unit == 'kg/m.h': |
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convert_factor = 3.6
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elif cur_unit == 'lb/ft.sec': |
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convert_factor = 0.000671969
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elif pre_unit == 'kg/m.sec': |
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if cur_unit == 'cP': |
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convert_factor = 1 / 0.001 |
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elif cur_unit == 'kg/m.h': |
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convert_factor = 3600
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elif cur_unit == 'lb/ft.sec': |
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convert_factor = 0.671969
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elif pre_unit == 'kg/m.h': |
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if cur_unit == 'cP': |
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convert_factor = 1 / 3.6 |
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elif cur_unit == 'kg/m.sec': |
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convert_factor = 1 / 3600 |
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elif cur_unit == 'lb/ft.sec': |
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convert_factor = 0.000186658
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elif pre_unit == 'lb/ft.sec': |
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if cur_unit == 'cP': |
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convert_factor = 1 / 0.000671969 |
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elif cur_unit == 'kg/m.sec': |
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convert_factor = 1 / 0.671969 |
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elif cur_unit == 'kg/m.h': |
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convert_factor = 1 / 0.000186658 |
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return round(value * convert_factor, self._decimal) |
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def convert_temperature(self, value): |
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pre_unit = self.pre_units['Temperature'] |
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cur_unit = self.cur_units['Temperature'] |
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if pre_unit == cur_unit:
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return value
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if cur_unit == '℉': |
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return round(1.8 * value + 32, self._decimal) |
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elif cur_unit == '℃': |
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return round((value - 32) / 1.8, self._decimal) |
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def convert_pipe_diameter(self, value): |
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pre_unit = self.pre_units['Pipe_Diameter'] |
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cur_unit = self.cur_units['Pipe_Diameter'] |
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if pre_unit == cur_unit:
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return value
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if pre_unit == 'in': |
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if cur_unit == 'mm': convert_factor = 25.4 |
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elif pre_unit == 'mm': |
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if cur_unit == 'in': convert_factor = 1 / 25.4 |
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return round(value * convert_factor, self._decimal) |
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def convert_length(self, value): |
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pre_unit = self.pre_units['Length'] |
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cur_unit = self.cur_units['Length'] |
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if pre_unit == cur_unit:
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return value
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if pre_unit == 'in': |
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if cur_unit == 'm': |
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convert_factor = 0.0254
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elif cur_unit == 'ft': |
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convert_factor = 0.083333
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elif cur_unit == 'yd': |
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convert_factor = 0.0277778
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elif cur_unit == 'mile': |
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convert_factor = 0.00001578283
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elif cur_unit == 'mm': |
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convert_factor = 25.4
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elif pre_unit == 'm': |
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if cur_unit == 'in': |
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convert_factor = 1 / 0.0254 |
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elif cur_unit == 'ft': |
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convert_factor = 3.28084
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elif cur_unit == 'yd': |
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convert_factor = 1.093613
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elif cur_unit == 'mile': |
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convert_factor = 0.000621371
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elif cur_unit == 'mm': |
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convert_factor = 1000
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elif pre_unit == 'ft': |
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if cur_unit == 'in': |
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convert_factor = 1 / 0.083333 |
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elif cur_unit == 'm': |
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convert_factor = 1 / 3.28084 |
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elif cur_unit == 'yd': |
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convert_factor = 0.33333
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elif cur_unit == 'mile': |
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convert_factor = 0.000189394
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elif cur_unit == 'mm': |
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convert_factor = 304.8
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elif pre_unit == 'yd': |
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if cur_unit == 'in': |
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convert_factor = 1 / 0.277778 |
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elif cur_unit == 'm': |
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convert_factor = 1 / 1.093613 |
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elif cur_unit == 'ft': |
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convert_factor = 1 / 0.33333 |
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elif cur_unit == 'mile': |
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convert_factor = 0.000568182
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elif cur_unit == 'mm': |
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convert_factor = 914.4
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elif pre_unit == 'mile': |
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if cur_unit == 'in': |
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convert_factor = 1 / 0.00001578283 |
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elif cur_unit == 'm': |
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convert_factor = 1 / 0.000621371 |
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elif cur_unit == 'ft': |
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convert_factor = 1 / 0.000189394 |
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elif cur_unit == 'yd': |
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convert_factor = 1 / 0.000568182 |
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elif cur_unit == 'mm': |
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convert_factor = 1609344
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elif pre_unit == 'mm': |
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if cur_unit == 'in': |
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convert_factor = 1 / 25.4 |
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elif cur_unit == 'm': |
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convert_factor = 1 / 1000 |
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elif cur_unit == 'ft': |
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convert_factor = 1 / 304.8 |
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elif cur_unit == 'yd': |
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convert_factor = 1 / 914.4 |
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elif cur_unit == 'mile': |
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convert_factor = 1 / 1609344 |
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return round(value * convert_factor, self._decimal) |
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def convert_roughness(self, value): |
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pre_unit = self.pre_units['Roughness'] |
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cur_unit = self.cur_units['Roughness'] |
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if pre_unit == cur_unit:
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return value
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if pre_unit == 'in': |
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if cur_unit == 'm': |
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convert_factor = 0.0254
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elif cur_unit == 'ft': |
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convert_factor = 0.083333
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elif cur_unit == 'mm': |
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convert_factor = 25.4
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elif pre_unit == 'm': |
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if cur_unit == 'in': |
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convert_factor = 1 / 0.0254 |
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elif cur_unit == 'ft': |
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convert_factor = 3.28084
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elif cur_unit == 'mm': |
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convert_factor = 1000
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elif pre_unit == 'ft': |
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if cur_unit == 'in': |
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convert_factor = 1 / 0.083333 |
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elif cur_unit == 'm': |
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convert_factor = 1 / 3.28084 |
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elif cur_unit == 'mm': |
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convert_factor = 304.8
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elif pre_unit == 'mm': |
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if cur_unit == 'in': |
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convert_factor = 1 / 25.4 |
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elif cur_unit == 'm': |
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convert_factor = 1 / 1000 |
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elif cur_unit == 'ft': |
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convert_factor = 1 / 304.8 |
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return round(value * convert_factor, self._decimal) |
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|
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def convert_velocity(self, value): |
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pre_unit = self.pre_units['Velocity'] |
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cur_unit = self.cur_units['Velocity'] |
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|
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if pre_unit == cur_unit:
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return value
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|
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if pre_unit == 'm/s': |
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if cur_unit == 'ft/s': convert_factor = 3.28084 |
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elif pre_unit == 'ft/s': |
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if cur_unit == 'm/s': convert_factor = 1 / 3.28084 |
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return round(value * convert_factor, self._decimal) |
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|
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def convert_pressure(self, value): |
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pre_unit = self.pre_units['Pressure'] |
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cur_unit = self.cur_units['Pressure'] |
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|
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if pre_unit == cur_unit:
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return value
|
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|
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if pre_unit == 'kg/cm2': |
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if cur_unit == 'psi': |
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convert_factor = 14.22334
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elif cur_unit == 'atm': |
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convert_factor = 0.9678411
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elif cur_unit == 'bar': |
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convert_factor = 0.980665
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elif cur_unit == 'mmHg': |
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convert_factor = 735.5591
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elif cur_unit == 'kPa': |
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convert_factor = 98.0665
|
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elif cur_unit == 'MPa': |
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convert_factor = 0.0980665
|
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elif pre_unit == 'psi': |
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if cur_unit == 'kg/cm2': |
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convert_factor = 1 / 14.22334 |
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elif cur_unit == 'atm': |
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convert_factor = 0.06804596
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elif cur_unit == 'bar': |
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convert_factor = 0.06894757
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elif cur_unit == 'mmHg': |
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convert_factor = 51.71492
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elif cur_unit == 'kPa': |
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convert_factor = 6.894757
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elif cur_unit == 'MPa': |
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convert_factor = 0.006894757
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elif pre_unit == 'atm': |
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if cur_unit == 'kg/cm2': |
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convert_factor = 1 / 0.9678411 |
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elif cur_unit == 'psi': |
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convert_factor = 1 / 0.06804596 |
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elif cur_unit == 'bar': |
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convert_factor = 1.01325
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elif cur_unit == 'mmHg': |
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convert_factor = 759.9998
|
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elif cur_unit == 'kPa': |
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convert_factor = 101.325
|
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elif cur_unit == 'MPa': |
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convert_factor = 0.101325
|
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elif pre_unit == 'bar': |
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if cur_unit == 'kg/cm2': |
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convert_factor = 1 / 0.980665 |
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elif cur_unit == 'psi': |
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convert_factor = 1 / 0.06894757 |
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elif cur_unit == 'atm': |
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convert_factor = 1 / 1.01325 |
| 443 |
elif cur_unit == 'mmHg': |
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convert_factor = 750.0615
|
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elif cur_unit == 'kPa': |
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convert_factor = 100
|
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elif cur_unit == 'MPa': |
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convert_factor = 0.1
|
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elif pre_unit == 'mmHg': |
| 450 |
if cur_unit == 'kg/cm2': |
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convert_factor = 1 / 735.5591 |
| 452 |
elif cur_unit == 'psi': |
| 453 |
convert_factor = 1 / 51.71492 |
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elif cur_unit == 'atm': |
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convert_factor = 1 / 759.9998 |
| 456 |
elif cur_unit == 'bar': |
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convert_factor = 1 / 750.0615 |
| 458 |
elif cur_unit == 'kPa': |
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convert_factor = 0.1333224
|
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elif cur_unit == 'MPa': |
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convert_factor = 0.0001333224
|
| 462 |
elif pre_unit == 'kPa': |
| 463 |
if cur_unit == 'kg/cm2': |
| 464 |
convert_factor = 1 / 98.0665 |
| 465 |
elif cur_unit == 'psi': |
| 466 |
convert_factor = 1 / 6.894757 |
| 467 |
elif cur_unit == 'atm': |
| 468 |
convert_factor = 1 / 101.325 |
| 469 |
elif cur_unit == 'bar': |
| 470 |
convert_factor = 1 / 100 |
| 471 |
elif cur_unit == 'mmHg': |
| 472 |
convert_factor = 1 / 0.1333224 |
| 473 |
elif cur_unit == 'MPa': |
| 474 |
convert_factor = 1 / 1000 |
| 475 |
elif pre_unit == 'MPa': |
| 476 |
if cur_unit == 'kg/cm2': |
| 477 |
convert_factor = 1 / 98.0665 * 1000 |
| 478 |
elif cur_unit == 'psi': |
| 479 |
convert_factor = 1 / 6.894757 * 1000 |
| 480 |
elif cur_unit == 'atm': |
| 481 |
convert_factor = 1 / 101.325 * 1000 |
| 482 |
elif cur_unit == 'bar': |
| 483 |
convert_factor = 1 / 100 * 1000 |
| 484 |
elif cur_unit == 'mmHg': |
| 485 |
convert_factor = 1 / 0.1333224 * 1000 |
| 486 |
elif cur_unit == 'kPa': |
| 487 |
convert_factor = 1 # 기존 소스에 없음 |
| 488 |
|
| 489 |
return round(value * convert_factor, self._decimal) |
| 490 |
|
| 491 |
def convert_power(self, value): |
| 492 |
pre_unit = self.pre_units['Power'] |
| 493 |
cur_unit = self.cur_units['Power'] |
| 494 |
|
| 495 |
if pre_unit == cur_unit:
|
| 496 |
return value
|
| 497 |
|
| 498 |
if pre_unit == 'kW': |
| 499 |
if cur_unit == 'kcal/h': |
| 500 |
convert_factor = 860.4207
|
| 501 |
elif cur_unit == 'btu/h': |
| 502 |
convert_factor = 3414.425
|
| 503 |
elif cur_unit == 'Hp': |
| 504 |
convert_factor = 1.359622
|
| 505 |
elif cur_unit == 'kg.m/sec': |
| 506 |
convert_factor = 101.9716
|
| 507 |
elif cur_unit == 'ft.lb/sec': |
| 508 |
convert_factor = 737.5621
|
| 509 |
elif pre_unit == 'kcal/h': |
| 510 |
if cur_unit == 'kW': |
| 511 |
convert_factor = 1 / 860.4207 |
| 512 |
elif cur_unit == 'btu/h': |
| 513 |
convert_factor = 3.96832
|
| 514 |
elif cur_unit == 'Hp': |
| 515 |
convert_factor = 0.001580182
|
| 516 |
elif cur_unit == 'kg.m/sec': |
| 517 |
convert_factor = 0.1185137
|
| 518 |
elif cur_unit == 'ft.lb/sec': |
| 519 |
convert_factor = 0.857211
|
| 520 |
elif pre_unit == 'btu/h': |
| 521 |
if cur_unit == 'kW': |
| 522 |
convert_factor = 1 / 3414.425 |
| 523 |
elif cur_unit == 'kcal/h': |
| 524 |
convert_factor = 1 / 3.96832 |
| 525 |
elif cur_unit == 'Hp': |
| 526 |
convert_factor = 0.000398199
|
| 527 |
elif cur_unit == 'kg.m/sec': |
| 528 |
convert_factor = 0.02986495
|
| 529 |
elif cur_unit == 'ft.lb/sec': |
| 530 |
convert_factor = 0.2160136
|
| 531 |
elif pre_unit == 'Hp': |
| 532 |
if cur_unit == 'kW': |
| 533 |
convert_factor = 11 / 1.359622 |
| 534 |
elif cur_unit == 'kcal/h': |
| 535 |
convert_factor = 1 / 0.001580182 |
| 536 |
elif cur_unit == 'btu/h': |
| 537 |
convert_factor = 1 / 0.000398199 |
| 538 |
elif cur_unit == 'kg.m/sec': |
| 539 |
convert_factor = 75.00001
|
| 540 |
elif cur_unit == 'ft.lb/sec': |
| 541 |
convert_factor = 542.4761
|
| 542 |
elif pre_unit == 'kg.m/sec': |
| 543 |
if cur_unit == 'kW': |
| 544 |
convert_factor = 1 / 101.9716 |
| 545 |
elif cur_unit == 'kcal/h': |
| 546 |
convert_factor = 1 / 0.1185137 |
| 547 |
elif cur_unit == 'btu/h': |
| 548 |
convert_factor = 1 / 0.02986495 |
| 549 |
elif cur_unit == 'Hp': |
| 550 |
convert_factor = 1 / 75.00001 |
| 551 |
elif cur_unit == 'ft.lb/sec': |
| 552 |
convert_factor = 7.233014
|
| 553 |
elif pre_unit == 'ft.lb/sec': |
| 554 |
if cur_unit == 'kW': |
| 555 |
convert_factor = 1 / 737.5621 |
| 556 |
elif cur_unit == 'kcal/h': |
| 557 |
convert_factor = 1 / 0.857211 |
| 558 |
elif cur_unit == 'btu/h': |
| 559 |
convert_factor = 1 / 0.2160136 |
| 560 |
elif cur_unit == 'Hp': |
| 561 |
convert_factor = 1 / 542.4761 |
| 562 |
elif cur_unit == 'kg.m/sec': |
| 563 |
convert_factor = 1 / 7.233014 |
| 564 |
|
| 565 |
return round(value * convert_factor, self._decimal) |
| 566 |
|
| 567 |
def convert_Nozzle(self): |
| 568 |
from App import App |
| 569 |
try:
|
| 570 |
self.graphicsView = App.mainWnd().graphicsView
|
| 571 |
|
| 572 |
items = [item for item in self.graphicsView.scene.items() if type(item) is SymbolSvgItem] |
| 573 |
for item in items: |
| 574 |
for connector in item.connectors: |
| 575 |
if connector.data:
|
| 576 |
if connector.data.pressure:
|
| 577 |
connector.data.pressure = self.convert_pressure(connector.data.pressure)
|
| 578 |
if connector.data.pressure_drop:
|
| 579 |
connector.data.pressure_drop = self.convert_pressure(connector.data.pressure_drop)
|
| 580 |
if connector.data.elevation:
|
| 581 |
connector.data.elevation = self.convert_length(connector.data.elevation)
|
| 582 |
|
| 583 |
except Exception as ex: |
| 584 |
from App import App |
| 585 |
from AppDocData import MessageType |
| 586 |
|
| 587 |
message = 'error occurred({}) in {}:{}'.format(ex, sys.exc_info()[-1].tb_frame.f_code.co_filename, |
| 588 |
sys.exc_info()[-1].tb_lineno)
|
| 589 |
App.mainWnd().addMessage.emit(MessageType.Error, message) |
| 590 |
|
| 591 |
def getCurrentUnits(self): |
| 592 |
from AppDocData import AppDocData |
| 593 |
try:
|
| 594 |
curUnitsList = AppDocData.instance().getConfigs('Units')
|
| 595 |
for curUnit in curUnitsList: |
| 596 |
self.cur_units[curUnit.key] = curUnit.value
|
| 597 |
|
| 598 |
except Exception as ex: |
| 599 |
from App import App |
| 600 |
from AppDocData import MessageType |
| 601 |
|
| 602 |
message = 'error occurred({}) in {}:{}'.format(ex, sys.exc_info()[-1].tb_frame.f_code.co_filename, |
| 603 |
sys.exc_info()[-1].tb_lineno)
|
| 604 |
App.mainWnd().addMessage.emit(MessageType.Error, message) |
| 605 |
|
| 606 |
def getPreviousUnits(self): |
| 607 |
from AppDocData import AppDocData |
| 608 |
try:
|
| 609 |
activeDrawing = AppDocData.instance().activeDrawing |
| 610 |
|
| 611 |
for attr in activeDrawing.attrs: |
| 612 |
if attr[0] == 'Units': |
| 613 |
self.pre_units = attr[1] |
| 614 |
|
| 615 |
except Exception as ex: |
| 616 |
from App import App |
| 617 |
from AppDocData import MessageType |
| 618 |
|
| 619 |
message = 'error occurred({}) in {}:{}'.format(ex, sys.exc_info()[-1].tb_frame.f_code.co_filename, |
| 620 |
sys.exc_info()[-1].tb_lineno)
|
| 621 |
App.mainWnd().addMessage.emit(MessageType.Error, message) |
| 622 |
|
| 623 |
|
| 624 |
def is_blank(s): |
| 625 |
return not (s and s.strip()) |
| 626 |
|
| 627 |
|
| 628 |
def is_not_blank(s): |
| 629 |
return bool(s and s.strip()) |
| 630 |
|
| 631 |
|
| 632 |
class Calculation_Mixed: |
| 633 |
def __init__(self, item, process, geometry): |
| 634 |
self.item = item
|
| 635 |
self.process = process
|
| 636 |
self.geometry = geometry
|
| 637 |
self.units = {}
|
| 638 |
|
| 639 |
self.mixed_pressure_variation = []
|
| 640 |
|
| 641 |
self.calc_factor = None |
| 642 |
self.tp_flow = None |
| 643 |
self.tp_C = None |
| 644 |
self.tp_rea_rough = None |
| 645 |
self.tp_dp_fric = None |
| 646 |
self.tp_angle = None |
| 647 |
self.tp_dp_stat = None |
| 648 |
self.tp_pipe_total_drop = None |
| 649 |
self.tp_dp_momen = None |
| 650 |
self.tp_pressure = None |
| 651 |
self.tp_pressure_ratio = None |
| 652 |
self.tp_length = None |
| 653 |
self.tp_id = None |
| 654 |
self.tp_element_dp = None |
| 655 |
self.l_vel = None |
| 656 |
self.l_dp_fric = None |
| 657 |
self.v_vel = None |
| 658 |
self.v_dp_fric = None |
| 659 |
self.v_temp = None |
| 660 |
self.v_density = None |
| 661 |
self.kval = None |
| 662 |
|
| 663 |
self.l_density = None |
| 664 |
self.l_visco = None |
| 665 |
self.v_visco = None |
| 666 |
self._lambda = None |
| 667 |
|
| 668 |
self.tp_homo_vel = None |
| 669 |
self.tp_max_vel = None |
| 670 |
self.tp_ero_vel = None |
| 671 |
self.tp_void = None |
| 672 |
|
| 673 |
|
| 674 |
self.no = None |
| 675 |
self.element = {}
|
| 676 |
self.inside_diameter = {}
|
| 677 |
self.length = {}
|
| 678 |
self.angle = {}
|
| 679 |
self.k = {}
|
| 680 |
self.pressure = {}
|
| 681 |
self.void = {}
|
| 682 |
self.quality = {}
|
| 683 |
self.mean_den = {}
|
| 684 |
self.density = {}
|
| 685 |
self.homo_vel = {}
|
| 686 |
self.max_vel = {}
|
| 687 |
self.ero_vel = {}
|
| 688 |
self.x = {}
|
| 689 |
self.y = {}
|
| 690 |
self.regime = {}
|
| 691 |
self.dp_fric = {}
|
| 692 |
self.dp_stat = {}
|
| 693 |
self.dp_momen = {}
|
| 694 |
self.total = {}
|
| 695 |
|
| 696 |
self.init_units()
|
| 697 |
self.tp_cal()
|
| 698 |
|
| 699 |
def init_units(self): |
| 700 |
try:
|
| 701 |
app_doc_data = AppDocData.instance() |
| 702 |
self.units = [attr[1] for attr in app_doc_data.activeDrawing.attrs if attr[0] == 'Units'][0] |
| 703 |
except Exception as ex: |
| 704 |
from App import App |
| 705 |
from AppDocData import MessageType |
| 706 |
|
| 707 |
message = 'error occurred({}) in {}:{}'.format(ex, sys.exc_info()[-1].tb_frame.f_code.co_filename, |
| 708 |
sys.exc_info()[-1].tb_lineno)
|
| 709 |
App.mainWnd().addMessage.emit(MessageType.Error, message) |
| 710 |
|
| 711 |
def get_mixed_calc_factor(self): |
| 712 |
try:
|
| 713 |
app_doc_data = AppDocData.instance() |
| 714 |
|
| 715 |
mixed_calc_factor = app_doc_data.getConfigs('Calculation', 'Mixed_Calc_Factor') |
| 716 |
if len(mixed_calc_factor) == 1: |
| 717 |
return 1 - (int(mixed_calc_factor[0].value) / 100) |
| 718 |
else:
|
| 719 |
return 0.95 |
| 720 |
except Exception as ex: |
| 721 |
from App import App |
| 722 |
from AppDocData import MessageType |
| 723 |
|
| 724 |
message = 'error occurred({}) in {}:{}'.format(ex, sys.exc_info()[-1].tb_frame.f_code.co_filename, |
| 725 |
sys.exc_info()[-1].tb_lineno)
|
| 726 |
App.mainWnd().addMessage.emit(MessageType.Error, message) |
| 727 |
def get_barometric_pressure(self): |
| 728 |
try:
|
| 729 |
unit = self.units['Pressure'] |
| 730 |
if unit == 'kg/cm2': |
| 731 |
barometric_pressure = 1.033
|
| 732 |
elif unit == 'bar': |
| 733 |
barometric_pressure = 1.01325
|
| 734 |
elif unit == 'psi': |
| 735 |
barometric_pressure = 14.7
|
| 736 |
elif unit == 'mmHg': |
| 737 |
barometric_pressure = 760
|
| 738 |
elif unit == 'kPa': |
| 739 |
barometric_pressure = 101.325
|
| 740 |
elif unit == 'MPa': |
| 741 |
barometric_pressure = 0.101325
|
| 742 |
|
| 743 |
return barometric_pressure
|
| 744 |
except Exception as ex: |
| 745 |
from App import App |
| 746 |
message = 'error occurred({}) in {}:{}'.format(ex, sys.exc_info()[-1].tb_frame.f_code.co_filename, |
| 747 |
sys.exc_info()[-1].tb_lineno)
|
| 748 |
App.mainWnd().addMessage.emit(MessageType.Error, message) |
| 749 |
|
| 750 |
def tp_geo_check(self, row): |
| 751 |
element = self.geometry.item(row, 0).text() |
| 752 |
|
| 753 |
if element == 'Pipe': |
| 754 |
inside_diameter = self.geometry.item(row, 3).text() |
| 755 |
roughness = self.geometry.item(row, 4).text() |
| 756 |
length = self.geometry.item(row, 5).text() |
| 757 |
if is_not_blank(inside_diameter) and is_not_blank(roughness) and is_not_blank(length): |
| 758 |
return False |
| 759 |
elif element == 'Bend': |
| 760 |
inside_diameter = self.geometry.item(row, 3).text() |
| 761 |
roughness = self.geometry.item(row, 4).text() |
| 762 |
angle = self.geometry.item(row, 6).text() |
| 763 |
rpd = self.geometry.item(row, 7).text() |
| 764 |
if is_not_blank(inside_diameter) and is_not_blank(roughness) and is_not_blank(angle) and is_not_blank(rpd): |
| 765 |
return False |
| 766 |
elif element == 'Nozzle In' or element == 'Nozzle Out' or element == 'Check Valve' or element == 'Ball Valve' or element == 'Gate Valve' or element == 'Globe Valve' or element == 'Butterfly Valve': |
| 767 |
inside_diameter = self.geometry.item(row, 3).text() |
| 768 |
roughness = self.geometry.item(row, 4).text() |
| 769 |
if is_not_blank(inside_diameter) and is_not_blank(roughness): |
| 770 |
return False |
| 771 |
elif element == 'Reducer' or element == 'Expander': |
| 772 |
inside_diameter = self.geometry.item(row, 3).text() |
| 773 |
roughness = self.geometry.item(row, 4).text() |
| 774 |
angle = self.geometry.item(row, 6).text() |
| 775 |
d1_d2 = self.geometry.item(row, 8).text() |
| 776 |
if is_not_blank(inside_diameter) and is_not_blank(roughness) and is_not_blank(angle) and is_not_blank( |
| 777 |
d1_d2): |
| 778 |
return False |
| 779 |
|
| 780 |
return True |
| 781 |
|
| 782 |
def tp_c_cal(self): |
| 783 |
try:
|
| 784 |
if self.tp_massflux >= 300: |
| 785 |
tp_massflux_c = self.tp_massflux
|
| 786 |
else:
|
| 787 |
tp_massflux_c = 300 + ((300 - self.tp_massflux) ** 2 / 40) |
| 788 |
|
| 789 |
tp_c1 = 2 + (32 * (1 - 0.16 * (2.5 + self._lambda) ** 2) ** 3) / (1 + 0.005664 * tp_massflux_c ** 0.8) |
| 790 |
tp_c2 = (self.v_density / self.l_density) ** 0.5 + (self.l_density / self.v_density) ** 0.5 |
| 791 |
tp_c3 = ((self.l_density / self.v_density) ** 0.125) / ( |
| 792 |
(self.tp_quality + (1 - self.tp_quality) * (self.v_density / self.l_density)) ** 0.5) |
| 793 |
|
| 794 |
if tp_c1 > tp_c2:
|
| 795 |
tp_c_prime = tp_c1 |
| 796 |
else:
|
| 797 |
# (5) 최종 판별
|
| 798 |
if tp_c3 > tp_c2 > tp_c1:
|
| 799 |
tp_c_prime = tp_c2 |
| 800 |
elif tp_c2 > tp_c3 > tp_c1:
|
| 801 |
tp_c_prime = tp_c3 |
| 802 |
elif tp_c2 > tp_c1 > tp_c3:
|
| 803 |
tp_c_prime = tp_c1 |
| 804 |
|
| 805 |
self.tp_C = tp_c_prime * ((1 + 10 ** (-200 * self.tp_rea_rough)) / 2) |
| 806 |
except Exception as ex: |
| 807 |
from App import App |
| 808 |
from AppDocData import MessageType |
| 809 |
|
| 810 |
message = 'error occurred({}) in {}:{}'.format(ex, sys.exc_info()[-1].tb_frame.f_code.co_filename, |
| 811 |
sys.exc_info()[-1].tb_lineno)
|
| 812 |
App.mainWnd().addMessage.emit(MessageType.Error, message) |
| 813 |
|
| 814 |
def tp_fric(self, row): |
| 815 |
try:
|
| 816 |
l_rey = self.tp_massflux * (1 - self.tp_quality) * self.tp_id / self.l_visco |
| 817 |
v_rey = self.tp_massflux * self.tp_quality * self.tp_id / self.v_visco |
| 818 |
|
| 819 |
roughness_unit = self.units['Roughness'] |
| 820 |
tp_rough = float(self.geometry.item(row, 4).text()) |
| 821 |
if roughness_unit == 'm': |
| 822 |
tp_rough = tp_rough |
| 823 |
elif roughness_unit == 'ft': |
| 824 |
tp_rough = tp_rough * 0.3048
|
| 825 |
elif roughness_unit == 'in': |
| 826 |
tp_rough = tp_rough * 0.0254
|
| 827 |
elif roughness_unit == 'mm': |
| 828 |
tp_rough = tp_rough * 0.001
|
| 829 |
|
| 830 |
self.tp_rea_rough = tp_rough / self.tp_id |
| 831 |
|
| 832 |
if l_rey <= 2100: |
| 833 |
l_f = 16 / l_rey
|
| 834 |
else:
|
| 835 |
l_f = (-4 * (math.log(tp_rough / 3.7 / self.tp_id - 5.02 / l_rey * ( |
| 836 |
math.log(tp_rough / self.tp_id / 3.7 + (6.7 / l_rey) ** 0.9) / math.log(10))) / math.log(10))) ** ( |
| 837 |
-2)
|
| 838 |
|
| 839 |
if v_rey <= 2100: |
| 840 |
v_f = 16 / v_rey
|
| 841 |
else:
|
| 842 |
v_f = (-4 * (math.log(tp_rough / 3.7 / self.tp_id - 5.02 / v_rey * ( |
| 843 |
math.log(tp_rough / self.tp_id / 3.7 + (6.7 / v_rey) ** 0.9) / math.log(10))) / math.log(10))) ** ( |
| 844 |
-2)
|
| 845 |
|
| 846 |
# 이 f 값들은 현재 moody friction factor들임
|
| 847 |
self.l_vel = self.tp_flow * (1 - self.tp_quality) / self.l_density / self.tp_id ** 2 / 3.1415 * 4 |
| 848 |
self.v_vel = self.tp_flow * self.tp_quality / self.v_density / self.tp_id ** 2 / 3.1415 * 4 |
| 849 |
|
| 850 |
self.l_dp_fric = 2 * l_f * 1 * self.tp_massflux ** 2 * (1 - self.tp_quality) ** 2 / self.tp_id / self.l_density / 101325 * 1.033 |
| 851 |
self.v_dp_fric = 2 * v_f * 1 * self.tp_massflux ** 2 * self.tp_quality ** 2 / self.tp_id / self.v_density / 101325 * 1.033 |
| 852 |
|
| 853 |
self.tp_c_cal()
|
| 854 |
|
| 855 |
self.tp_dp_fric = self.l_dp_fric + self.tp_C * (self.l_dp_fric * self.v_dp_fric) ** 0.5 + self.v_dp_fric |
| 856 |
except Exception as ex: |
| 857 |
from App import App |
| 858 |
from AppDocData import MessageType |
| 859 |
|
| 860 |
message = 'error occurred({}) in {}:{}'.format(ex, sys.exc_info()[-1].tb_frame.f_code.co_filename, |
| 861 |
sys.exc_info()[-1].tb_lineno)
|
| 862 |
App.mainWnd().addMessage.emit(MessageType.Error, message) |
| 863 |
|
| 864 |
def tp_stat(self, row): |
| 865 |
try:
|
| 866 |
angle = self.geometry.item(row, 6).text() |
| 867 |
if is_not_blank(angle):
|
| 868 |
self.tp_angle = float(angle) |
| 869 |
else:
|
| 870 |
self.tp_angle = 0 |
| 871 |
|
| 872 |
self.tp_dp_stat = self.tp_mean_den * 9.81 * 1 * math.sin(self.tp_angle / 180 * 3.1415) / 101325 * 1.033 |
| 873 |
except Exception as ex: |
| 874 |
from App import App |
| 875 |
from AppDocData import MessageType |
| 876 |
|
| 877 |
message = 'error occurred({}) in {}:{}'.format(ex, sys.exc_info()[-1].tb_frame.f_code.co_filename, |
| 878 |
sys.exc_info()[-1].tb_lineno)
|
| 879 |
App.mainWnd().addMessage.emit(MessageType.Error, message) |
| 880 |
|
| 881 |
def momen(self): |
| 882 |
try:
|
| 883 |
self.tp_pipe_total_drop = (self.tp_dp_fric + self.tp_dp_stat) / ( |
| 884 |
(1 - (self.tp_massflux ** 2 * self.tp_quality / (self.tp_pressure / 1.033 * 101325) / self.v_density))) |
| 885 |
|
| 886 |
self.tp_dp_momen = self.tp_pipe_total_drop - self.tp_dp_fric - self.tp_dp_stat |
| 887 |
|
| 888 |
except Exception as ex: |
| 889 |
from App import App |
| 890 |
from AppDocData import MessageType |
| 891 |
|
| 892 |
message = 'error occurred({}) in {}:{}'.format(ex, sys.exc_info()[-1].tb_frame.f_code.co_filename, |
| 893 |
sys.exc_info()[-1].tb_lineno)
|
| 894 |
App.mainWnd().addMessage.emit(MessageType.Error, message) |
| 895 |
|
| 896 |
def tp_dp_input(self): |
| 897 |
try:
|
| 898 |
# 현재 kg/cm2/m
|
| 899 |
pressure_unit = self.units['Pressure'] |
| 900 |
if pressure_unit == 'kg/cm2': |
| 901 |
self.tp_dp_fric = self.tp_dp_fric |
| 902 |
self.tp_dp_stat = self.tp_dp_stat |
| 903 |
self.tp_dp_momen = self.tp_dp_momen |
| 904 |
elif pressure_unit == 'psi': |
| 905 |
self.tp_dp_fric = self.tp_dp_fric / 1.033 * 14.7 |
| 906 |
self.tp_dp_stat = self.tp_dp_stat / 1.033 * 14.7 |
| 907 |
self.tp_dp_momen = self.tp_dp_momen / 1.033 * 14.7 |
| 908 |
elif pressure_unit == 'atm': |
| 909 |
self.tp_dp_fric = self.tp_dp_fric / 1.033 |
| 910 |
self.tp_dp_stat = self.tp_dp_stat / 1.033 |
| 911 |
self.tp_dp_momen = self.tp_dp_momen / 1.033 |
| 912 |
elif pressure_unit == 'bar': |
| 913 |
self.tp_dp_fric = self.tp_dp_fric / 1.033 * 1.033 |
| 914 |
self.tp_dp_stat = self.tp_dp_stat / 1.033 * 1.033 |
| 915 |
self.tp_dp_momen = self.tp_dp_momen / 1.033 * 1.033 |
| 916 |
elif pressure_unit == 'mmHg': |
| 917 |
self.tp_dp_fric = self.tp_dp_fric / 1.033 * 760 |
| 918 |
self.tp_dp_stat = self.tp_dp_stat / 1.033 * 760 |
| 919 |
self.tp_dp_momen = self.tp_dp_momen / 1.033 * 760 |
| 920 |
elif pressure_unit == 'kPa': |
| 921 |
self.tp_dp_fric = self.tp_dp_fric / 1.033 * 101.325 |
| 922 |
self.tp_dp_stat = self.tp_dp_stat / 1.033 * 101.325 |
| 923 |
self.tp_dp_momen = self.tp_dp_momen / 1.033 * 101.325 |
| 924 |
elif pressure_unit == 'MPa': |
| 925 |
self.tp_dp_fric = self.tp_dp_fric / 1.033 * 0.101325 |
| 926 |
self.tp_dp_stat = self.tp_dp_stat / 1.033 * 0.101325 |
| 927 |
self.tp_dp_momen = self.tp_dp_momen / 1.033 * 0.101325 |
| 928 |
|
| 929 |
length_unit = self.units['Length'] |
| 930 |
if length_unit == 'm': |
| 931 |
self.tp_dp_fric = self.tp_dp_fric |
| 932 |
self.tp_dp_stat = self.tp_dp_stat |
| 933 |
self.tp_dp_momen = self.tp_dp_momen |
| 934 |
elif length_unit == 'in': |
| 935 |
self.tp_dp_fric = self.tp_dp_fric / 39.3701 |
| 936 |
self.tp_dp_stat = self.tp_dp_stat / 39.3701 |
| 937 |
self.tp_dp_momen = self.tp_dp_momen / 39.3701 |
| 938 |
elif length_unit == 'ft': |
| 939 |
self.tp_dp_fric = self.tp_dp_fric / 3.28084 |
| 940 |
self.tp_dp_stat = self.tp_dp_stat / 3.28084 |
| 941 |
self.tp_dp_momen = self.tp_dp_momen / 3.28084 |
| 942 |
elif length_unit == 'yd': |
| 943 |
self.tp_dp_fric = self.tp_dp_fric / 1.09361 |
| 944 |
self.tp_dp_stat = self.tp_dp_stat / 1.09361 |
| 945 |
self.tp_dp_momen = self.tp_dp_momen / 1.09361 |
| 946 |
elif length_unit == 'mile': |
| 947 |
self.tp_dp_fric = self.tp_dp_fric / 0.000621371 |
| 948 |
self.tp_dp_stat = self.tp_dp_stat / 0.000621371 |
| 949 |
self.tp_dp_momen = self.tp_dp_momen / 0.000621371 |
| 950 |
elif length_unit == 'mm': |
| 951 |
self.tp_dp_fric = self.tp_dp_fric / 1000 |
| 952 |
self.tp_dp_stat = self.tp_dp_stat / 1000 |
| 953 |
self.tp_dp_momen = self.tp_dp_momen / 1000 |
| 954 |
|
| 955 |
self.dp_fric[self.no] = self.tp_dp_fric |
| 956 |
self.dp_stat[self.no] = self.tp_dp_stat |
| 957 |
self.dp_momen[self.no] = self.tp_dp_momen |
| 958 |
|
| 959 |
except Exception as ex: |
| 960 |
from App import App |
| 961 |
from AppDocData import MessageType |
| 962 |
|
| 963 |
message = 'error occurred({}) in {}:{}'.format(ex, sys.exc_info()[-1].tb_frame.f_code.co_filename, |
| 964 |
sys.exc_info()[-1].tb_lineno)
|
| 965 |
App.mainWnd().addMessage.emit(MessageType.Error, message) |
| 966 |
|
| 967 |
def tp_v_density_cal(self): |
| 968 |
try:
|
| 969 |
# (1) vapor 를 kg/m3로 맞춤
|
| 970 |
if is_not_blank(self.process['v_density']): |
| 971 |
density_unit = self.units['Density'] |
| 972 |
if density_unit == 'kg/m3': |
| 973 |
self.v_density = self.v_density * self.tp_pressure_ratio |
| 974 |
elif density_unit == 'lb/ft3': |
| 975 |
self.v_density = self.v_density * 16.0185 * self.tp_pressure_ratio |
| 976 |
else:
|
| 977 |
temperature_unit = self.units['Temperature'] |
| 978 |
if temperature_unit == '℃': |
| 979 |
self.v_temp = float(self.process['v_temp']) + 273.15 |
| 980 |
elif temperature_unit == '℉': |
| 981 |
self.v_temp = (float(self.process['v_temp']) - 32) / 1.8 + 273.15 |
| 982 |
|
| 983 |
v_mw = float(self.process['v_mw']) |
| 984 |
v_z = float(self.process['v_z']) |
| 985 |
self.v_density = self.tp_pressure * v_mw / 0.08206 / self.v_temp / v_z / 1.033 |
| 986 |
|
| 987 |
|
| 988 |
except Exception as ex: |
| 989 |
from App import App |
| 990 |
from AppDocData import MessageType |
| 991 |
|
| 992 |
message = 'error occurred({}) in {}:{}'.format(ex, sys.exc_info()[-1].tb_frame.f_code.co_filename, |
| 993 |
sys.exc_info()[-1].tb_lineno)
|
| 994 |
App.mainWnd().addMessage.emit(MessageType.Error, message) |
| 995 |
|
| 996 |
def regime_input(self, xx, yy, regime): |
| 997 |
try:
|
| 998 |
self.x[self.no] = xx |
| 999 |
self.y[self.no] = yy |
| 1000 |
self.regime[self.no] = regime |
| 1001 |
except Exception as ex: |
| 1002 |
from App import App |
| 1003 |
from AppDocData import MessageType |
| 1004 |
|
| 1005 |
message = 'error occurred({}) in {}:{}'.format(ex, sys.exc_info()[-1].tb_frame.f_code.co_filename, |
| 1006 |
sys.exc_info()[-1].tb_lineno)
|
| 1007 |
App.mainWnd().addMessage.emit(MessageType.Error, message) |
| 1008 |
|
| 1009 |
def tp_ho_regime(self): |
| 1010 |
try:
|
| 1011 |
hoX = (self.l_dp_fric / self.v_dp_fric) ** 0.5 |
| 1012 |
|
| 1013 |
hoFr = (self.tp_massflux * self.tp_quality / self.v_density) * ( |
| 1014 |
self.v_density / ((self.l_density - self.v_density) * self.tp_id * 9.81)) ** 0.5 |
| 1015 |
hoFr1 = 1 / ((hoX ** 1.76) + 2 * (hoX ** 0.5) + 0.45) |
| 1016 |
|
| 1017 |
hoK = hoFr * (self.tp_massflux * (1 - self.tp_quality) * self.tp_id / self.l_visco) ** 0.5 |
| 1018 |
hoK1 = (0.13 * hoX ** -0.39 + 0.21 * hoX ** 0.39) ** -1.67 |
| 1019 |
|
| 1020 |
hoT = ((self.l_dp_fric / 1.033 * 101325) / (9.81 * (self.l_density - self.v_density))) ** 0.5 |
| 1021 |
hoT1 = (0.72 + 0.05 * hoX ** 0.8) ** -0.5 |
| 1022 |
|
| 1023 |
if hoFr1 > hoFr:
|
| 1024 |
# K와 X의 비교
|
| 1025 |
if hoK1 > hoK:
|
| 1026 |
regime = 'Stratified'
|
| 1027 |
elif hoK1 < hoK:
|
| 1028 |
regime = 'Wavy'
|
| 1029 |
YY = hoK / 1000
|
| 1030 |
elif hoFr1 < hoFr:
|
| 1031 |
if hoX < 1.6: |
| 1032 |
regime = 'Annular'
|
| 1033 |
YY = hoFr |
| 1034 |
else:
|
| 1035 |
if hoT > hoT1:
|
| 1036 |
regime = 'Bubble'
|
| 1037 |
YY = hoT |
| 1038 |
if hoT < hoFr1:
|
| 1039 |
YY = hoFr1 |
| 1040 |
elif hoT < hoT1:
|
| 1041 |
regime = 'Slug / Plug'
|
| 1042 |
YY = hoT |
| 1043 |
if hoT < hoFr1:
|
| 1044 |
YY = hoFr1 |
| 1045 |
|
| 1046 |
xx = hoX |
| 1047 |
|
| 1048 |
self.regime_input(xx, YY, regime)
|
| 1049 |
|
| 1050 |
except Exception as ex: |
| 1051 |
from App import App |
| 1052 |
from AppDocData import MessageType |
| 1053 |
|
| 1054 |
message = 'error occurred({}) in {}:{}'.format(ex, sys.exc_info()[-1].tb_frame.f_code.co_filename, |
| 1055 |
sys.exc_info()[-1].tb_lineno)
|
| 1056 |
App.mainWnd().addMessage.emit(MessageType.Error, message) |
| 1057 |
|
| 1058 |
def tp_vd_regime(self): |
| 1059 |
try:
|
| 1060 |
a_o = 1.2903 * self.l_vel - 0.25806 |
| 1061 |
o_p = 0.984375 * self.l_vel - 0.39375 |
| 1062 |
|
| 1063 |
if self.v_vel > o_p: |
| 1064 |
regime = 'Annular'
|
| 1065 |
else:
|
| 1066 |
if self.v_vel > o_p: |
| 1067 |
regime = 'Oscillary'
|
| 1068 |
else:
|
| 1069 |
regime = 'Bubble'
|
| 1070 |
|
| 1071 |
XX = self.l_vel
|
| 1072 |
YY = self.v_vel
|
| 1073 |
|
| 1074 |
self.regime_input(XX, YY, regime)
|
| 1075 |
except Exception as ex: |
| 1076 |
from App import App |
| 1077 |
from AppDocData import MessageType |
| 1078 |
|
| 1079 |
message = 'error occurred({}) in {}:{}'.format(ex, sys.exc_info()[-1].tb_frame.f_code.co_filename, |
| 1080 |
sys.exc_info()[-1].tb_lineno)
|
| 1081 |
App.mainWnd().addMessage.emit(MessageType.Error, message) |
| 1082 |
|
| 1083 |
def tp_vu_regime(self): |
| 1084 |
try:
|
| 1085 |
xx = self.l_density * self.l_vel ** 2 |
| 1086 |
YY = self.v_density * self.v_vel ** 2 |
| 1087 |
|
| 1088 |
xbub = 32000 * (YY / 1.15) ** -1.4175 |
| 1089 |
ybub = 7500 * (YY / 3.2) ** -0.3214 |
| 1090 |
|
| 1091 |
# bubble
|
| 1092 |
if YY < 3.2 and xx > xbub: |
| 1093 |
regime = 'Bubble'
|
| 1094 |
self.regime_input(xx, YY, regime)
|
| 1095 |
return
|
| 1096 |
|
| 1097 |
if 10 > YY > 3.2 and xx > ybub: |
| 1098 |
regime = 'Bubble'
|
| 1099 |
self.regime_input(xx, YY, regime)
|
| 1100 |
return
|
| 1101 |
|
| 1102 |
if 10 < YY < 100 and xx > 5200: |
| 1103 |
regime = 'Bubble'
|
| 1104 |
self.regime_input(xx, YY, regime)
|
| 1105 |
return
|
| 1106 |
|
| 1107 |
# churn
|
| 1108 |
churn1 = 6.5 * (YY / 0.1) ** 0.4375 |
| 1109 |
churn2 = 17.8 * (YY / 1) ** 0.7496 |
| 1110 |
churn3 = 100 * (YY / 10) ** 1.4256 |
| 1111 |
churn4 = 525 * (YY / 32) ** 3.9719 |
| 1112 |
churn5 = 10 * (YY / 100) ** -2.5129 |
| 1113 |
|
| 1114 |
if YY > 100 and xx < 10 and xx < churn5: |
| 1115 |
regime = 'Churn'
|
| 1116 |
self.regime_input(xx, YY, regime)
|
| 1117 |
return
|
| 1118 |
|
| 1119 |
if YY < 1 and xx < churn1: |
| 1120 |
regime = 'Churn'
|
| 1121 |
self.regime_input(xx, YY, regime)
|
| 1122 |
return
|
| 1123 |
|
| 1124 |
if YY < 10 and xx < churn2: |
| 1125 |
regime = 'Churn'
|
| 1126 |
self.regime_input(xx, YY, regime)
|
| 1127 |
return
|
| 1128 |
|
| 1129 |
if YY < 32 and xx < churn3: |
| 1130 |
regime = 'Churn'
|
| 1131 |
self.regime_input(xx, YY, regime)
|
| 1132 |
return
|
| 1133 |
|
| 1134 |
if YY < 57 and xx < churn4: |
| 1135 |
regime = 'Churn'
|
| 1136 |
self.regime_input(xx, YY, regime)
|
| 1137 |
return
|
| 1138 |
|
| 1139 |
if YY < 100 and xx < 5200 and xx < churn4: |
| 1140 |
regime = 'Churn'
|
| 1141 |
self.regime_input(xx, YY, regime)
|
| 1142 |
return
|
| 1143 |
|
| 1144 |
# Wispy Annular
|
| 1145 |
wisa1 = 1150 * (YY / 1000) ** 0.2704 |
| 1146 |
wisa2 = 1575 * (YY / 3200) ** 0.9016 |
| 1147 |
|
| 1148 |
if 100 < YY < 1000 and xx > 1150: |
| 1149 |
regime = 'Wispy Annular'
|
| 1150 |
self.regime_input(xx, YY, regime)
|
| 1151 |
return
|
| 1152 |
|
| 1153 |
if 10000 < YY < 3200 and xx > wisa1: |
| 1154 |
regime = 'Wispy Annular'
|
| 1155 |
self.regime_input(xx, YY, regime)
|
| 1156 |
return
|
| 1157 |
|
| 1158 |
if YY > 3200 and xx > wisa2: |
| 1159 |
regime = 'Wispy Annular'
|
| 1160 |
self.regime_input(xx, YY, regime)
|
| 1161 |
return
|
| 1162 |
|
| 1163 |
# Annular
|
| 1164 |
ann1 = 1150 * (YY / 1000) ** 0.2704 |
| 1165 |
ann2 = 1575 * (YY / 3200) ** 0.9016 |
| 1166 |
ann3 = 10 * (YY / 100) ** -2.5129 |
| 1167 |
|
| 1168 |
if 100 < YY < 1000 and 10 < xx < 1150: |
| 1169 |
regime = 'Annular'
|
| 1170 |
self.regime_input(xx, YY, regime)
|
| 1171 |
return
|
| 1172 |
|
| 1173 |
if 1000 < YY < 3200 and xx < ann1: |
| 1174 |
regime = 'Annular'
|
| 1175 |
self.regime_input(xx, YY, regime)
|
| 1176 |
return
|
| 1177 |
|
| 1178 |
if YY > 3200 and xx < ann2: |
| 1179 |
regime = 'Annular'
|
| 1180 |
self.regime_input(xx, YY, regime)
|
| 1181 |
return
|
| 1182 |
|
| 1183 |
if 10 > xx > ann3 and YY > 100: |
| 1184 |
regime = 'Annular'
|
| 1185 |
self.regime_input(xx, YY, regime)
|
| 1186 |
return
|
| 1187 |
|
| 1188 |
# Bubbly Plug
|
| 1189 |
bslug1 = 6.5 * (YY / 0.1) ** 0.4375 |
| 1190 |
bslug2 = 17.8 * (YY / 1) ** 0.7496 |
| 1191 |
bslug3 = 100 * (YY / 10) ** 1.4256 |
| 1192 |
bslug4 = 525 * (YY / 32) ** 3.9719 |
| 1193 |
bslug5 = 32000 * (YY / 1.15) ** -1.4175 |
| 1194 |
bslug6 = 7500 * (YY / 3.2) ** -0.3214 |
| 1195 |
|
| 1196 |
if YY < 1 and bslug1 < xx < bslug5: |
| 1197 |
if xx > 1000: |
| 1198 |
regime = 'Bubbly Plug'
|
| 1199 |
elif xx < 1000: |
| 1200 |
regime = 'Plug'
|
| 1201 |
self.regime_input(xx, YY, regime)
|
| 1202 |
return
|
| 1203 |
|
| 1204 |
if YY < 3.2 and bslug1 < xx < bslug5: |
| 1205 |
if xx > 1000: |
| 1206 |
regime = 'Bubbly Plug'
|
| 1207 |
elif xx < 1000: |
| 1208 |
regime = 'Plug'
|
| 1209 |
self.regime_input(xx, YY, regime)
|
| 1210 |
return
|
| 1211 |
|
| 1212 |
if YY < 10 and bslug2 < xx < bslug6: |
| 1213 |
if xx > 1000: |
| 1214 |
regime = 'Bubbly Plug'
|
| 1215 |
elif xx < 1000: |
| 1216 |
regime = 'Plug'
|
| 1217 |
self.regime_input(xx, YY, regime)
|
| 1218 |
return
|
| 1219 |
|
| 1220 |
if YY < 32 and bslug3 < xx < 5200: |
| 1221 |
if xx > 1000: |
| 1222 |
regime = 'Bubbly Plug'
|
| 1223 |
elif xx < 1000: |
| 1224 |
regime = 'Plug'
|
| 1225 |
self.regime_input(xx, YY, regime)
|
| 1226 |
return
|
| 1227 |
|
| 1228 |
if YY < 57 and bslug4 < xx < 5200: |
| 1229 |
if xx > 1000: |
| 1230 |
regime = 'Bubbly Plug'
|
| 1231 |
elif xx < 1000: |
| 1232 |
regime = 'Plug'
|
| 1233 |
self.regime_input(xx, YY, regime)
|
| 1234 |
return
|
| 1235 |
|
| 1236 |
except Exception as ex: |
| 1237 |
from App import App |
| 1238 |
from AppDocData import MessageType |
| 1239 |
|
| 1240 |
message = 'error occurred({}) in {}:{}'.format(ex, sys.exc_info()[-1].tb_frame.f_code.co_filename, |
| 1241 |
sys.exc_info()[-1].tb_lineno)
|
| 1242 |
App.mainWnd().addMessage.emit(MessageType.Error, message) |
| 1243 |
|
| 1244 |
def tp_regime(self, row): |
| 1245 |
try:
|
| 1246 |
angle = self.geometry.item(row, 6).text() |
| 1247 |
if is_not_blank(angle):
|
| 1248 |
self.tp_angle = float(angle) |
| 1249 |
else:
|
| 1250 |
self.tp_angle = 0 |
| 1251 |
|
| 1252 |
if self.tp_angle == 0: |
| 1253 |
self.tp_ho_regime()
|
| 1254 |
elif self.tp_angle < 0: |
| 1255 |
self.tp_vd_regime()
|
| 1256 |
elif self.tp_angle > 0: |
| 1257 |
self.tp_vu_regime()
|
| 1258 |
|
| 1259 |
self.mixed_pressure_variation[self.no][13] = self.x[self.no] |
| 1260 |
self.mixed_pressure_variation[self.no][14] = self.y[self.no] |
| 1261 |
self.mixed_pressure_variation[self.no][15] = str(self.regime[self.no]) |
| 1262 |
except Exception as ex: |
| 1263 |
from App import App |
| 1264 |
from AppDocData import MessageType |
| 1265 |
|
| 1266 |
message = 'error occurred({}) in {}:{}'.format(ex, sys.exc_info()[-1].tb_frame.f_code.co_filename, |
| 1267 |
sys.exc_info()[-1].tb_lineno)
|
| 1268 |
App.mainWnd().addMessage.emit(MessageType.Error, message) |
| 1269 |
|
| 1270 |
def tp_calc_end(self, row): |
| 1271 |
try:
|
| 1272 |
element = self.geometry.item(row, 0).text() |
| 1273 |
if element == 'Pipe': |
| 1274 |
self.tp_pressure_ratio = (self.tp_pressure - self.tp_length * self.tp_pipe_total_drop) / self.tp_pressure |
| 1275 |
self.tp_pressure = self.tp_pressure - self.tp_length * self.tp_pipe_total_drop |
| 1276 |
|
| 1277 |
# 현재 length = m
|
| 1278 |
length_unit = self.units['Length'] |
| 1279 |
if length_unit == 'm': |
| 1280 |
total = self.tp_length
|
| 1281 |
elif length_unit == 'in': |
| 1282 |
total = self.tp_length * 39.3701 |
| 1283 |
elif length_unit == 'ft': |
| 1284 |
total = self.tp_length * 3.28084 |
| 1285 |
elif length_unit == 'yd': |
| 1286 |
total = self.tp_length * 1.09361 |
| 1287 |
elif length_unit == 'mile': |
| 1288 |
total = self.tp_length * 0.000621371 |
| 1289 |
elif length_unit == 'mm': |
| 1290 |
total = self.tp_length * 1000 |
| 1291 |
|
| 1292 |
# 현재 kg/cm2/m
|
| 1293 |
pressure_unit = self.units['Pressure'] |
| 1294 |
if pressure_unit == 'kg/cm2': |
| 1295 |
total = total * self.tp_pipe_total_drop
|
| 1296 |
elif pressure_unit == 'psi': |
| 1297 |
total = total * self.tp_pipe_total_drop / 1.033 * 14.7 |
| 1298 |
elif pressure_unit == 'atm': |
| 1299 |
total = total * self.tp_pipe_total_drop / 1.033 |
| 1300 |
elif pressure_unit == 'bar': |
| 1301 |
total = total * self.tp_pipe_total_drop / 1.033 * 1.033 |
| 1302 |
elif pressure_unit == 'mmHg': |
| 1303 |
total = total * self.tp_pipe_total_drop / 1.033 * 760 |
| 1304 |
elif pressure_unit == 'kPa': |
| 1305 |
total = total * self.tp_pipe_total_drop / 1.033 * 101.325 |
| 1306 |
elif pressure_unit == 'MPa': |
| 1307 |
total = total * self.tp_pipe_total_drop / 1.033 * 0.101325 |
| 1308 |
|
| 1309 |
if length_unit == 'm': |
| 1310 |
total = total |
| 1311 |
elif length_unit == 'in': |
| 1312 |
total = total / 39.3701
|
| 1313 |
elif length_unit == 'ft': |
| 1314 |
total = total / 3.28084
|
| 1315 |
elif length_unit == 'yd': |
| 1316 |
total = total / 1.09361
|
| 1317 |
elif length_unit == 'mile': |
| 1318 |
total = total / 0.000621371
|
| 1319 |
elif length_unit == 'mm': |
| 1320 |
total = total / 1000
|
| 1321 |
|
| 1322 |
self.total[self.no] = total |
| 1323 |
else:
|
| 1324 |
self.tp_pressure_ratio = (self.tp_pressure - self.tp_element_dp) / self.tp_pressure |
| 1325 |
self.tp_pressure = self.tp_pressure - self.tp_element_dp |
| 1326 |
|
| 1327 |
# 현재 kg/cm2/m
|
| 1328 |
pressure_unit = self.units['Pressure'] |
| 1329 |
if pressure_unit == 'kg/cm2': |
| 1330 |
total = self.tp_element_dp
|
| 1331 |
elif pressure_unit == 'psi': |
| 1332 |
total = self.tp_element_dp / 1.033 * 14.7 |
| 1333 |
elif pressure_unit == 'atm': |
| 1334 |
total = self.tp_element_dp / 1.033 |
| 1335 |
elif pressure_unit == 'bar': |
| 1336 |
total = self.tp_element_dp / 1.033 * 1.033 |
| 1337 |
elif pressure_unit == 'mmHg': |
| 1338 |
total = self.tp_element_dp / 1.033 * 760 |
| 1339 |
elif pressure_unit == 'kPa': |
| 1340 |
total = self.tp_element_dp / 1.033 * 101.325 |
| 1341 |
elif pressure_unit == 'MPa': |
| 1342 |
total = self.tp_element_dp / 1.033 * 0.101325 |
| 1343 |
|
| 1344 |
self.total[self.no] = total |
| 1345 |
|
| 1346 |
self.tp_v_density_cal()
|
| 1347 |
self.void_frac(row)
|
| 1348 |
self.tp_property_input(row)
|
| 1349 |
if element == 'Pipe': |
| 1350 |
self.tp_regime(row)
|
| 1351 |
|
| 1352 |
except Exception as ex: |
| 1353 |
from App import App |
| 1354 |
from AppDocData import MessageType |
| 1355 |
|
| 1356 |
message = 'error occurred({}) in {}:{}'.format(ex, sys.exc_info()[-1].tb_frame.f_code.co_filename, |
| 1357 |
sys.exc_info()[-1].tb_lineno)
|
| 1358 |
App.mainWnd().addMessage.emit(MessageType.Error, message) |
| 1359 |
|
| 1360 |
def decision_length(self, row): |
| 1361 |
try:
|
| 1362 |
length_unit = self.units['Length'] |
| 1363 |
length = float(self.geometry.item(row, 5).text()) |
| 1364 |
if length_unit == 'm': |
| 1365 |
self.tp_length = length
|
| 1366 |
elif length_unit == 'in': |
| 1367 |
self.tp_length = length * 0.0254 |
| 1368 |
elif length_unit == 'ft': |
| 1369 |
self.tp_length = length * 0.3048 |
| 1370 |
elif length_unit == 'yd': |
| 1371 |
self.tp_length = length * 0.9144 |
| 1372 |
elif length_unit == 'mile': |
| 1373 |
self.tp_length = length * 1609.344 |
| 1374 |
elif length_unit == 'mm': |
| 1375 |
self.tp_length = length * 0.001 |
| 1376 |
|
| 1377 |
# '5% 분기점
|
| 1378 |
tp_pressure_est = self.tp_pressure * self.calc_factor |
| 1379 |
|
| 1380 |
if (self.tp_pressure - tp_pressure_est) > (self.tp_length * self.tp_pipe_total_drop): |
| 1381 |
self.tp_calc_end(row)
|
| 1382 |
elif (self.tp_pressure - tp_pressure_est) < (self.tp_length * self.tp_pipe_total_drop): |
| 1383 |
# 이 안에다 for 문들 다시 만들어야 함 모자란 길이 반복 계산
|
| 1384 |
tp_remain_length = self.tp_length - (self.tp_pressure - tp_pressure_est) / self.tp_pipe_total_drop |
| 1385 |
self.tp_length = (self.tp_pressure - tp_pressure_est) / self.tp_pipe_total_drop |
| 1386 |
|
| 1387 |
tp_total_length = tp_remain_length + self.tp_length
|
| 1388 |
|
| 1389 |
# 무조건 처음에 한번은 해야할것 (tp_calc_end와 동일)
|
| 1390 |
self.tp_calc_end(row)
|
| 1391 |
|
| 1392 |
self.no += 1 |
| 1393 |
|
| 1394 |
tp_trial_length = 0
|
| 1395 |
for tp_trial in range(1, 100): |
| 1396 |
tp_trial_length += self.tp_length
|
| 1397 |
self.tp_fric(row)
|
| 1398 |
self.tp_stat(row)
|
| 1399 |
self.momen()
|
| 1400 |
|
| 1401 |
tp_pressure_est = self.tp_pressure * self.calc_factor |
| 1402 |
tp_remain_length = tp_total_length - tp_trial_length - (self.tp_pressure - tp_pressure_est) / self.tp_pipe_total_drop |
| 1403 |
|
| 1404 |
# tp_length 재정의
|
| 1405 |
if tp_remain_length < 0: |
| 1406 |
# 계산이 끝나는 시점
|
| 1407 |
self.tp_length = tp_total_length - tp_trial_length
|
| 1408 |
self.tp_dp_input()
|
| 1409 |
self.tp_calc_end(row)
|
| 1410 |
break
|
| 1411 |
elif tp_remain_length > 0: |
| 1412 |
self.tp_length = (self.tp_pressure - tp_pressure_est) / self.tp_pipe_total_drop |
| 1413 |
self.tp_dp_input()
|
| 1414 |
self.tp_calc_end(row)
|
| 1415 |
self.no += 1 |
| 1416 |
except Exception as ex: |
| 1417 |
from App import App |
| 1418 |
from AppDocData import MessageType |
| 1419 |
|
| 1420 |
message = 'error occurred({}) in {}:{}'.format(ex, sys.exc_info()[-1].tb_frame.f_code.co_filename, |
| 1421 |
sys.exc_info()[-1].tb_lineno)
|
| 1422 |
App.mainWnd().addMessage.emit(MessageType.Error, message) |
| 1423 |
|
| 1424 |
def tp_pipe_cal(self, row): |
| 1425 |
try:
|
| 1426 |
self.tp_fric(row)
|
| 1427 |
self.tp_stat(row)
|
| 1428 |
self.momen()
|
| 1429 |
self.tp_dp_input()
|
| 1430 |
self.decision_length(row)
|
| 1431 |
except Exception as ex: |
| 1432 |
from App import App |
| 1433 |
from AppDocData import MessageType |
| 1434 |
|
| 1435 |
message = 'error occurred({}) in {}:{}'.format(ex, sys.exc_info()[-1].tb_frame.f_code.co_filename, |
| 1436 |
sys.exc_info()[-1].tb_lineno)
|
| 1437 |
App.mainWnd().addMessage.emit(MessageType.Error, message) |
| 1438 |
|
| 1439 |
def tp_bend_cal(self, row): |
| 1440 |
try:
|
| 1441 |
tp_rperd = float(self.geometry.item(row, 7).text()) |
| 1442 |
|
| 1443 |
k = self.geometry.item(row, 9).text() |
| 1444 |
if is_not_blank(k):
|
| 1445 |
self.kval = float(k) |
| 1446 |
else:
|
| 1447 |
roughness_unit = self.units['Roughness'] |
| 1448 |
tp_rough = float(self.geometry.item(row, 4).text()) |
| 1449 |
if roughness_unit == 'm': |
| 1450 |
tp_rough = tp_rough |
| 1451 |
elif roughness_unit == 'ft': |
| 1452 |
tp_rough = tp_rough * 0.3048
|
| 1453 |
elif roughness_unit == 'in': |
| 1454 |
tp_rough = tp_rough * 0.0254
|
| 1455 |
elif roughness_unit == 'mm': |
| 1456 |
tp_rough = tp_rough * 0.001
|
| 1457 |
|
| 1458 |
pipe_diameter_unit = self.units['Pipe_Diameter'] |
| 1459 |
id = float(self.geometry.item(row, 3).text()) |
| 1460 |
if pipe_diameter_unit == 'in': |
| 1461 |
self.tp_id = id * 0.0254 |
| 1462 |
elif pipe_diameter_unit == 'mm': |
| 1463 |
self.tp_id = id / 1000 |
| 1464 |
|
| 1465 |
angle = float(self.geometry.item(row, 6).text()) |
| 1466 |
self.tp_rea_rough = tp_rough / self.tp_id |
| 1467 |
self.tp_angle = 3.141593 * angle / 180 |
| 1468 |
|
| 1469 |
rey = self.tp_massflux * self.tp_id / self.l_visco |
| 1470 |
if rey <= 2100: |
| 1471 |
f = 16 / rey
|
| 1472 |
else:
|
| 1473 |
f = (-2 * (math.log(tp_rough / 3.7 / self.tp_id - 5.02 / rey * ( |
| 1474 |
math.log(tp_rough / self.tp_id / 3.7 + (6.7 / rey) ** 0.9) / math.log(10))) / math.log(10))) ** ( |
| 1475 |
-2)
|
| 1476 |
|
| 1477 |
kf = f * tp_rperd * self.tp_angle
|
| 1478 |
|
| 1479 |
if self.tp_rea_rough < 3 * 10 ** -5: |
| 1480 |
fed = 0.027
|
| 1481 |
else:
|
| 1482 |
fed = 0.153 + (0.0121 * math.log(self.tp_rea_rough)) |
| 1483 |
|
| 1484 |
if rey < 10 ** 4: |
| 1485 |
fre = 0.8854
|
| 1486 |
elif rey > 3.5 * 10 ** 5: |
| 1487 |
fre = 0.667
|
| 1488 |
else:
|
| 1489 |
fre = 1.45 - 0.0613 * math.log(rey) |
| 1490 |
|
| 1491 |
kb1 = 2 * self.tp_angle / 3.141593 * tp_rperd ** 0.5 |
| 1492 |
kb = kb1 * fed + math.exp(-tp_rperd) * fre |
| 1493 |
|
| 1494 |
self.kval = kf + kb
|
| 1495 |
|
| 1496 |
bpara = 1 + 2.2 / (self.kval * (2 + tp_rperd)) |
| 1497 |
|
| 1498 |
pilo = 1 + (self.l_density / self.v_density - 1) * (bpara * self.tp_quality * (1 - self.tp_quality) + self.tp_quality ** 2) |
| 1499 |
|
| 1500 |
tp_bend_dp = self.kval * (self.tp_massflux ** 2 / 2 / self.l_density) * pilo / 101325 * 1.033 |
| 1501 |
|
| 1502 |
self.kval = round(self.kval, 2) |
| 1503 |
self.tp_element_dp = tp_bend_dp
|
| 1504 |
|
| 1505 |
self.tp_calc_end(row)
|
| 1506 |
|
| 1507 |
except Exception as ex: |
| 1508 |
from App import App |
| 1509 |
from AppDocData import MessageType |
| 1510 |
|
| 1511 |
message = 'error occurred({}) in {}:{}'.format(ex, sys.exc_info()[-1].tb_frame.f_code.co_filename, |
| 1512 |
sys.exc_info()[-1].tb_lineno)
|
| 1513 |
App.mainWnd().addMessage.emit(MessageType.Error, message) |
| 1514 |
|
| 1515 |
def tp_nozzl_cal(self, row): |
| 1516 |
try:
|
| 1517 |
k = self.geometry.item(row, 9).text() |
| 1518 |
if is_not_blank(k):
|
| 1519 |
self.kval = float(k) |
| 1520 |
else:
|
| 1521 |
element = self.geometry.item(row, 0).text() |
| 1522 |
if element == 'Nozzle In': |
| 1523 |
self.kval = 1 |
| 1524 |
elif element == 'Nozzle Out': |
| 1525 |
self.kval = 0.5 |
| 1526 |
|
| 1527 |
rat = self.l_density / self.v_density |
| 1528 |
rho = (self.v_density * self.l_density) / (self.tp_quality * (self.l_density - self.v_density) + self.v_density) |
| 1529 |
rath = (self.l_density / rho) ** 0.5 |
| 1530 |
braca = (self.tp_quality * rat) + (rath * (1 - self.tp_quality)) |
| 1531 |
bracb = 1 + (rath - 1) ** 2 / (rat ** 0.5 - 1) |
| 1532 |
bracb = bracb * (1 - self.tp_quality) / rath + self.tp_quality |
| 1533 |
pilo = braca * bracb |
| 1534 |
|
| 1535 |
# kg/cm2의 단위로 되어있음
|
| 1536 |
tp_nozzl_total_dp = (self.kval * self.tp_massflux ** 2 / 2 / self.l_density) * pilo / 101325 * 1.033 |
| 1537 |
self.tp_element_dp = tp_nozzl_total_dp
|
| 1538 |
|
| 1539 |
self.tp_calc_end(row)
|
| 1540 |
|
| 1541 |
except Exception as ex: |
| 1542 |
from App import App |
| 1543 |
from AppDocData import MessageType |
| 1544 |
|
| 1545 |
message = 'error occurred({}) in {}:{}'.format(ex, sys.exc_info()[-1].tb_frame.f_code.co_filename, |
| 1546 |
sys.exc_info()[-1].tb_lineno)
|
| 1547 |
App.mainWnd().addMessage.emit(MessageType.Error, message) |
| 1548 |
|
| 1549 |
def tp_expander_cal(self, row): |
| 1550 |
try:
|
| 1551 |
rod = float(self.geometry.item(row, 8).text()) |
| 1552 |
rod = 1 / rod # '이부분, d1/d2 정책으로 인하여 변경되었음 |
| 1553 |
|
| 1554 |
k = self.geometry.item(row, 9).text() |
| 1555 |
if is_not_blank(k):
|
| 1556 |
self.kval = float(k) |
| 1557 |
else:
|
| 1558 |
angle = float(self.geometry.item(row, 6).text()) |
| 1559 |
if angle <= 22.5: |
| 1560 |
self.kval = 2.6 * (1 - rod ** 2) ** 2 / rod ** 4 * math.sin(3.141593 / 180) |
| 1561 |
else:
|
| 1562 |
self.kval = (1 - rod ** 2) ** 2 / rod ** 4 |
| 1563 |
|
| 1564 |
sigma = rod ** 2
|
| 1565 |
|
| 1566 |
flsq = (1 - self.tp_quality) ** 2 |
| 1567 |
pilo = (self.tp_quality ** 2 / self.tp_void) * (self.l_density / self.v_density) + flsq / (1 - self.tp_void) |
| 1568 |
tp_expander_total_dp = ((self.kval - 1 + 1 / sigma ** 2) * self.tp_massflux ** 2 / 2 / self.l_density) * pilo / 10 ** 5 / 1.013 * 1.033 |
| 1569 |
|
| 1570 |
self.tp_element_dp = tp_expander_total_dp
|
| 1571 |
|
| 1572 |
self.tp_calc_end(row)
|
| 1573 |
|
| 1574 |
except Exception as ex: |
| 1575 |
from App import App |
| 1576 |
from AppDocData import MessageType |
| 1577 |
|
| 1578 |
message = 'error occurred({}) in {}:{}'.format(ex, sys.exc_info()[-1].tb_frame.f_code.co_filename, |
| 1579 |
sys.exc_info()[-1].tb_lineno)
|
| 1580 |
App.mainWnd().addMessage.emit(MessageType.Error, message) |
| 1581 |
|
| 1582 |
def tp_reducer_cal(self, row): |
| 1583 |
try:
|
| 1584 |
ang = float(self.geometry.item(row, 6).text()) |
| 1585 |
rod = float(self.geometry.item(row, 8).text()) |
| 1586 |
id = float(self.geometry.item(row, 3).text()) |
| 1587 |
pipe_diameter_unit = self.units['Pipe_Diameter'] |
| 1588 |
if pipe_diameter_unit == 'in': |
| 1589 |
self.tp_id = id * 0.0254 |
| 1590 |
elif pipe_diameter_unit == 'mm': |
| 1591 |
self.tp_id = id / 1000 |
| 1592 |
|
| 1593 |
sigma = rod ** 2
|
| 1594 |
dcube = sigma * rod |
| 1595 |
dfive = sigma ** 2 * rod
|
| 1596 |
ak1 = (8.54038 * dfive) - (19.2214 * sigma ** 2) |
| 1597 |
ak2 = (14.24265 * dcube) - (4.53854 * sigma) |
| 1598 |
ak3 = (0.39543 * rod) + 0.57806 |
| 1599 |
|
| 1600 |
if ang < 90: |
| 1601 |
theta = float(self.geometry.item(row, 6).text()) / 90 |
| 1602 |
c1 = 0.01791 * math.exp(-9.624 * theta) |
| 1603 |
c2 = theta * (1 + theta)
|
| 1604 |
c3 = 0.03614 * c2 ** 4.79082 |
| 1605 |
cc = (c1 + c3) ** 0.25
|
| 1606 |
|
| 1607 |
self.kval = (ak1 + ak2 + ak3) * cc
|
| 1608 |
|
| 1609 |
if is_not_blank(self.geometry.item(row, 9).text()): |
| 1610 |
self.kval = float(self.geometry.item(row, 9).text()) |
| 1611 |
|
| 1612 |
# fric 구하기
|
| 1613 |
l_rey = self.tp_massflux * (1 - self.tp_quality) * self.tp_id / self.l_visco |
| 1614 |
v_rey = self.tp_massflux * self.tp_quality * self.tp_id / self.v_visco |
| 1615 |
|
| 1616 |
roughness_unit = self.units['Roughness'] |
| 1617 |
tp_rough = float(self.geometry.item(row, 4).text()) |
| 1618 |
if roughness_unit == 'm': |
| 1619 |
tp_rough = tp_rough |
| 1620 |
elif roughness_unit == 'ft': |
| 1621 |
tp_rough = tp_rough * 0.3048
|
| 1622 |
elif roughness_unit == 'in': |
| 1623 |
tp_rough = tp_rough * 0.0254
|
| 1624 |
elif roughness_unit == 'mm': |
| 1625 |
tp_rough = tp_rough * 0.001
|
| 1626 |
|
| 1627 |
self.tp_rea_rough = tp_rough / self.tp_id |
| 1628 |
|
| 1629 |
if l_rey <= 2100: |
| 1630 |
l_f = 16 / l_rey
|
| 1631 |
else:
|
| 1632 |
l_f = (-4 * (math.log(tp_rough / 3.7 / self.tp_id - 5.02 / l_rey * ( |
| 1633 |
math.log(tp_rough / self.tp_id / 3.7 + (6.7 / l_rey) ** 0.9) / math.log(10))) / math.log(10))) ** ( |
| 1634 |
-2)
|
| 1635 |
|
| 1636 |
if v_rey <= 2100: |
| 1637 |
v_f = 16 / v_rey
|
| 1638 |
else:
|
| 1639 |
v_f = (-4 * (math.log(tp_rough / 3.7 / self.tp_id - 5.02 / v_rey * ( |
| 1640 |
math.log(tp_rough / self.tp_id / 3.7 + (6.7 / v_rey) ** 0.9) / math.log(10))) / math.log(10))) ** ( |
| 1641 |
-2)
|
| 1642 |
|
| 1643 |
# dmvel 정의
|
| 1644 |
l_flowrate = float(self.process['l_flowrate']) |
| 1645 |
v_flowrate = float(self.process['v_flowrate']) |
| 1646 |
|
| 1647 |
ddia = (rod * self.tp_id)
|
| 1648 |
dmvel = (l_flowrate + v_flowrate) / 3600 / (3.141592 / 4 * ddia ** 2) |
| 1649 |
|
| 1650 |
drat = self.l_density / self.v_density |
| 1651 |
ratff = (l_f * self.v_density) / (v_f * self.l_density) |
| 1652 |
xlm = ratff ** 0.5 * (1 - self.tp_quality) / self.tp_quality |
| 1653 |
rxlm = 1 / xlm
|
| 1654 |
flsq = (1 - self.tp_quality) ** 2 |
| 1655 |
alm = rxlm * (l_f / v_f) ** 0.5
|
| 1656 |
alms = alm ** 2
|
| 1657 |
coff = drat ** 0.5 + (1 / drat) ** 0.5 |
| 1658 |
phisq = 1 + coff * alm + alms
|
| 1659 |
tpfm = phisq * flsq |
| 1660 |
|
| 1661 |
# kg/cm2
|
| 1662 |
tp_reducer_total_dp = (( |
| 1663 |
self.kval + 1 - sigma ** 2) * dmvel ** 2 / 2 / self.l_density) * tpfm / 10 ** 5 / 1.013 * 1.033 |
| 1664 |
self.tp_element_dp = tp_reducer_total_dp
|
| 1665 |
|
| 1666 |
self.tp_calc_end(row)
|
| 1667 |
except Exception as ex: |
| 1668 |
from App import App |
| 1669 |
from AppDocData import MessageType |
| 1670 |
|
| 1671 |
message = 'error occurred({}) in {}:{}'.format(ex, sys.exc_info()[-1].tb_frame.f_code.co_filename, |
| 1672 |
sys.exc_info()[-1].tb_lineno)
|
| 1673 |
App.mainWnd().addMessage.emit(MessageType.Error, message) |
| 1674 |
|
| 1675 |
def tp_valve_cal(self, row): |
| 1676 |
try:
|
| 1677 |
k = self.geometry.item(row, 9).text() |
| 1678 |
if is_not_blank(k):
|
| 1679 |
self.kval = float(k) |
| 1680 |
else:
|
| 1681 |
element = self.geometry.item(row, 0).text() |
| 1682 |
if element == 'Check Valve': |
| 1683 |
self.kval = 7 |
| 1684 |
elif element == 'Ball Valve': |
| 1685 |
self.kval = 0.1 |
| 1686 |
elif element == 'Gate Valve': |
| 1687 |
self.kval = 0.2 |
| 1688 |
elif element == 'Globe Valve': |
| 1689 |
self.kval = 0.2 |
| 1690 |
elif element == 'Butterfly Valve': |
| 1691 |
inside_diameter = float(self.geometry.item(row, 3).text()) |
| 1692 |
if inside_diameter < 8.5: |
| 1693 |
self.kval = 0.76 |
| 1694 |
elif 9 < inside_diameter < 15: |
| 1695 |
self.kval = 0.49 |
| 1696 |
elif 15 < inside_diameter < 25: |
| 1697 |
self.kval = 0.33 |
| 1698 |
else:
|
| 1699 |
self.kval = 0.25 |
| 1700 |
|
| 1701 |
rat = self.l_density / self.v_density |
| 1702 |
rho = (self.v_density * self.l_density) / (self.tp_quality * (self.l_density - self.v_density) + self.v_density) |
| 1703 |
rath = (self.l_density / rho) ** 0.5 |
| 1704 |
braca = (self.tp_quality * rat) + (rath * (1 - self.tp_quality)) |
| 1705 |
bracb = 1 + (rath - 1) ** 2 / (rat ** 0.5 - 1) |
| 1706 |
bracb = bracb * (1 - self.tp_quality) / rath + self.tp_quality |
| 1707 |
pilo = braca * bracb |
| 1708 |
|
| 1709 |
# kg/cm2의 단위로 되어있음
|
| 1710 |
tp_valve_total_dp = (self.kval * self.tp_massflux ** 2 / 2 / self.l_density) * pilo / 101325 * 1.033 |
| 1711 |
self.tp_element_dp = tp_valve_total_dp
|
| 1712 |
|
| 1713 |
self.tp_calc_end(row)
|
| 1714 |
|
| 1715 |
except Exception as ex: |
| 1716 |
from App import App |
| 1717 |
from AppDocData import MessageType |
| 1718 |
|
| 1719 |
message = 'error occurred({}) in {}:{}'.format(ex, sys.exc_info()[-1].tb_frame.f_code.co_filename, |
| 1720 |
sys.exc_info()[-1].tb_lineno)
|
| 1721 |
App.mainWnd().addMessage.emit(MessageType.Error, message) |
| 1722 |
|
| 1723 |
def get_equivalent_length(self): |
| 1724 |
equivalent_length = 0
|
| 1725 |
|
| 1726 |
for row in range(self.geometry.rowCount()): |
| 1727 |
if is_not_blank(self.geometry.item(row, 5).text()): |
| 1728 |
length = float(self.geometry.item(row, 5).text()) |
| 1729 |
if length:
|
| 1730 |
equivalent_length += length |
| 1731 |
|
| 1732 |
return equivalent_length
|
| 1733 |
|
| 1734 |
def tp_result_input(self): |
| 1735 |
from AppDocData import AppDocData |
| 1736 |
try:
|
| 1737 |
drawing = AppDocData.instance().activeDrawing |
| 1738 |
if drawing:
|
| 1739 |
values = {}
|
| 1740 |
values['Phase_Type'] = 'Mixed' |
| 1741 |
values['Vapor_Flowrate_Mass'] = self.process['v_flowrate'] |
| 1742 |
values['Vapor_Density'] = self.process['v_density'] |
| 1743 |
values['Vapor_Viscosity'] = self.process['v_viscosity'] |
| 1744 |
values['Vapor_Pressure'] = self.process['tp_pressure'] |
| 1745 |
values['Vapor_Temperature'] = self.process['v_temp'] |
| 1746 |
values['Vapor_Molecular_Weight'] = self.process['v_mw'] |
| 1747 |
values['Vapor_Compress_Factor'] = self.process['v_z'] |
| 1748 |
values['Liquid_Flowrate_Mass'] = self.process['l_flowrate'] |
| 1749 |
values['Liquid_Density'] = self.process['l_density'] |
| 1750 |
values['Liquid_Viscosity'] = self.process['l_viscosity'] |
| 1751 |
values['Flowrate_Mass'] = float(self.process['v_flowrate']) + float(self.process['l_flowrate']) |
| 1752 |
values['Viscosity'] = 'Mixed' |
| 1753 |
values['Temperature'] = self.process['v_temp'] |
| 1754 |
values['Molecular_Weight'] = self.process['v_mw'] |
| 1755 |
values['Specific_Heat_Ratio'] = 'Mixed' |
| 1756 |
values['Compress_Factor'] = self.process['v_z'] |
| 1757 |
values['Limitation_Velocity'] = 'Mixed' |
| 1758 |
values['Limitation_Pressure_Drop'] = 'Mixed' |
| 1759 |
values['Reynolds'] = 'Mixed' |
| 1760 |
values['Friction_Factor'] = 'Mixed' |
| 1761 |
values['Pressure_Drop'] = 'Mixed' |
| 1762 |
values['Nominal_Pipe_Size'] = self.geometry.item(0, 1).text() |
| 1763 |
values['Schedule_No'] = self.geometry.item(0, 2).text() |
| 1764 |
values['Inside_Pipe_Size'] = self.geometry.item(0, 3).text() |
| 1765 |
values['Straight_Length'] = 'Mixed' |
| 1766 |
equivalent_length = self.get_equivalent_length()
|
| 1767 |
values['Equivalent_Length'] = equivalent_length
|
| 1768 |
values['Equivalent_Length_Cal'] = equivalent_length
|
| 1769 |
values['Roughness'] = self.geometry.item(0, 4).text() |
| 1770 |
|
| 1771 |
# 이하는 계산 결과 값
|
| 1772 |
|
| 1773 |
stat_result = 0
|
| 1774 |
fric_result = 0
|
| 1775 |
|
| 1776 |
# gravity
|
| 1777 |
for no in range(self.no): |
| 1778 |
if no in self.total: |
| 1779 |
dp_stat = self.dp_stat[no] if no in self.dp_stat else 0 |
| 1780 |
length = self.length[no] if no in self.length else 0 |
| 1781 |
stat_result = stat_result + dp_stat * length |
| 1782 |
|
| 1783 |
# stat_result = stat_result + self.dp_stat[no] * self.length[no]
|
| 1784 |
|
| 1785 |
# friction
|
| 1786 |
for no in range(self.no): |
| 1787 |
if no in self.total: |
| 1788 |
if no in self.length: |
| 1789 |
total = self.total[no] if no in self.total else 0 |
| 1790 |
dp_stat = self.dp_stat[no] if no in self.dp_stat else 0 |
| 1791 |
length = self.length[no] if no in self.length else 0 |
| 1792 |
fric_result = fric_result + total - dp_stat * length |
| 1793 |
else:
|
| 1794 |
total = self.total[no] if no in self.total else 0 |
| 1795 |
fric_result = fric_result + total |
| 1796 |
|
| 1797 |
values['Pressure_Drop_Friction'] = round(fric_result, 3) |
| 1798 |
values['Pressure_Drop_Static'] = round(stat_result, 3) |
| 1799 |
values['Velocity'] = self.homo_vel[1] |
| 1800 |
values['Density'] = self.mean_den[0] |
| 1801 |
|
| 1802 |
# 부피유량 계산
|
| 1803 |
tp_volume = self.tp_flow / self.tp_mean_den * 3600 |
| 1804 |
# 현재 tp_volume은 m3/h임.부피유량 단위에 맞춰 뿌려줌
|
| 1805 |
flowrate_volume_unit = self.units['Flowrate_Volume'] |
| 1806 |
if flowrate_volume_unit == 'm3/h': |
| 1807 |
tp_volume = round(tp_volume, 3) |
| 1808 |
elif flowrate_volume_unit == 'l/min': |
| 1809 |
tp_volume = round(tp_volume / 60 * 1000, 3) |
| 1810 |
elif flowrate_volume_unit == 'ft3/h': |
| 1811 |
tp_volume = round(tp_volume * 35.3147, 3) |
| 1812 |
elif flowrate_volume_unit == 'USgpm': |
| 1813 |
tp_volume = round(tp_volume * 4.40287, 3) |
| 1814 |
elif flowrate_volume_unit == 'BPSD': |
| 1815 |
tp_volume = round(tp_volume * 150.955, 3) |
| 1816 |
|
| 1817 |
values['Flowrate_Volume'] = tp_volume
|
| 1818 |
|
| 1819 |
drawing.hmbTable.updateByUID(self.item.uid, values)
|
| 1820 |
except Exception as ex: |
| 1821 |
from App import App |
| 1822 |
from AppDocData import MessageType |
| 1823 |
|
| 1824 |
message = 'error occurred({}) in {}:{}'.format(ex, sys.exc_info()[-1].tb_frame.f_code.co_filename, |
| 1825 |
sys.exc_info()[-1].tb_lineno)
|
| 1826 |
App.mainWnd().addMessage.emit(MessageType.Error, message) |
| 1827 |
|
| 1828 |
def tp_cal(self): |
| 1829 |
try:
|
| 1830 |
self.no = 0 |
| 1831 |
|
| 1832 |
Ref_baro = self.get_barometric_pressure()
|
| 1833 |
self.calc_factor = self.get_mixed_calc_factor() |
| 1834 |
|
| 1835 |
# (1) fixed property
|
| 1836 |
# mass flowrate
|
| 1837 |
l_flowrate = float(self.process['l_flowrate']) |
| 1838 |
v_flowrate = float(self.process['v_flowrate']) |
| 1839 |
|
| 1840 |
# mass flowrate를 kg/s로 맞춘다
|
| 1841 |
flowrate_mass_unit = self.units['Flowrate_Mass'] |
| 1842 |
if flowrate_mass_unit == 'kg/h': |
| 1843 |
self.tp_flow = (l_flowrate + v_flowrate) / 3600 |
| 1844 |
elif flowrate_mass_unit == 'g/min': |
| 1845 |
self.tp_flow = (l_flowrate + v_flowrate) / 60 / 1000 |
| 1846 |
elif flowrate_mass_unit == 'lb/h': |
| 1847 |
self.tp_flow = (l_flowrate + v_flowrate) * 0.000125998 |
| 1848 |
elif flowrate_mass_unit == 't/h': |
| 1849 |
self.tp_flow = (l_flowrate + v_flowrate) * 0.277778 |
| 1850 |
|
| 1851 |
# liquid density
|
| 1852 |
density_unit = self.units['Density'] |
| 1853 |
if density_unit == 'kg/m3': |
| 1854 |
self.l_density = float(self.process['l_density']) |
| 1855 |
elif density_unit == 'lb/ft3': |
| 1856 |
self.l_density = float(self.process['l_density']) * 16.0185 |
| 1857 |
|
| 1858 |
# viscosity
|
| 1859 |
viscosity_unit = self.units['Viscosity'] |
| 1860 |
if viscosity_unit == 'kg/m.sec': |
| 1861 |
self.l_visco = float(self.process['l_viscosity']) |
| 1862 |
self.v_visco = float(self.process['v_viscosity']) |
| 1863 |
elif viscosity_unit == 'cP': |
| 1864 |
self.l_visco = float(self.process['l_viscosity']) * 0.001 |
| 1865 |
self.v_visco = float(self.process['v_viscosity']) * 0.001 |
| 1866 |
elif viscosity_unit == 'kg/m.h': |
| 1867 |
self.l_visco = float(self.process['l_viscosity']) / 3600 |
| 1868 |
self.v_visco = float(self.process['v_viscosity']) / 3600 |
| 1869 |
elif viscosity_unit == 'lb/ft.s': |
| 1870 |
self.l_visco = float(self.process['l_viscosity']) * 47.8803 |
| 1871 |
self.v_visco = float(self.process['v_viscosity']) * 47.8803 |
| 1872 |
|
| 1873 |
# quality 구하기
|
| 1874 |
self.tp_quality = v_flowrate / (l_flowrate + v_flowrate)
|
| 1875 |
|
| 1876 |
# (2) initial pressure and property
|
| 1877 |
# set initial point pressure
|
| 1878 |
tp_pressure = float(self.process['tp_pressure']) |
| 1879 |
|
| 1880 |
# pressure를 k/g.a로 맞춘다
|
| 1881 |
pressure_unit = self.units['Pressure'] |
| 1882 |
if pressure_unit == 'kg/cm2': |
| 1883 |
self.tp_pressure = tp_pressure + Ref_baro
|
| 1884 |
elif pressure_unit == 'psi': |
| 1885 |
self.tp_pressure = tp_pressure / 14.7 * 1.033 + Ref_baro |
| 1886 |
elif pressure_unit == 'atm': |
| 1887 |
self.tp_pressure = tp_pressure * 1.033 + Ref_baro |
| 1888 |
elif pressure_unit == 'bar': |
| 1889 |
self.tp_pressure = tp_pressure / 1.013 * 1.033 + Ref_baro |
| 1890 |
elif pressure_unit == 'mmHg': |
| 1891 |
self.tp_pressure = tp_pressure / 760 * 1.033 + Ref_baro |
| 1892 |
elif pressure_unit == 'kPa': |
| 1893 |
self.tp_pressure = tp_pressure / 101.325 * 1.033 + Ref_baro |
| 1894 |
elif pressure_unit == 'MPa': |
| 1895 |
self.tp_pressure = tp_pressure / 0.101325 * 1.033 + Ref_baro |
| 1896 |
|
| 1897 |
self.tp_property(0) |
| 1898 |
self.tp_property_input()
|
| 1899 |
|
| 1900 |
self.no += 1 |
| 1901 |
|
| 1902 |
row_count = self.geometry.rowCount()
|
| 1903 |
for row in range(row_count): |
| 1904 |
if self.tp_geo_check(row): |
| 1905 |
break
|
| 1906 |
|
| 1907 |
element = self.geometry.item(row, 0).text() |
| 1908 |
if element == 'Pipe': |
| 1909 |
self.tp_pipe_cal(row)
|
| 1910 |
elif element == 'Bend': |
| 1911 |
self.tp_bend_cal(row)
|
| 1912 |
elif element == 'Nozzle In': |
| 1913 |
self.tp_nozzl_cal(row)
|
| 1914 |
elif element == 'Nozzle Out': |
| 1915 |
self.tp_nozzl_cal(row)
|
| 1916 |
elif element == 'Check Valve': |
| 1917 |
self.tp_valve_cal(row)
|
| 1918 |
elif element == 'Ball Valve': |
| 1919 |
self.tp_valve_cal(row)
|
| 1920 |
elif element == 'Gate Valve': |
| 1921 |
self.tp_valve_cal(row)
|
| 1922 |
elif element == 'Globe Valve': |
| 1923 |
self.tp_valve_cal(row)
|
| 1924 |
elif element == 'Butterfly Valve': |
| 1925 |
self.tp_valve_cal(row)
|
| 1926 |
elif element == 'Reducer': |
| 1927 |
self.tp_reducer_cal(row)
|
| 1928 |
elif element == 'Expander': |
| 1929 |
self.tp_expander_cal(row)
|
| 1930 |
|
| 1931 |
self.no += 1 |
| 1932 |
|
| 1933 |
self.tp_result_input()
|
| 1934 |
except Exception as ex: |
| 1935 |
from App import App |
| 1936 |
from AppDocData import MessageType |
| 1937 |
|
| 1938 |
message = 'error occurred({}) in {}:{}'.format(ex, sys.exc_info()[-1].tb_frame.f_code.co_filename, |
| 1939 |
sys.exc_info()[-1].tb_lineno)
|
| 1940 |
App.mainWnd().addMessage.emit(MessageType.Error, message) |
| 1941 |
|
| 1942 |
def tp_property_input(self, row=None): |
| 1943 |
try:
|
| 1944 |
baro_P = self.get_barometric_pressure()
|
| 1945 |
|
| 1946 |
# 처음 이면
|
| 1947 |
if row is not None: |
| 1948 |
element = 'Element.{}_{}'.format(str(row), self.geometry.item(row, 0).text()) |
| 1949 |
else:
|
| 1950 |
element = 'Start Point'
|
| 1951 |
|
| 1952 |
self.element[self.no] = element |
| 1953 |
|
| 1954 |
# pressure (현재 kga)
|
| 1955 |
pressure_unit = self.units['Pressure'] |
| 1956 |
if pressure_unit == 'kg/cm2': |
| 1957 |
p = self.tp_pressure - baro_P
|
| 1958 |
elif pressure_unit == 'psi': |
| 1959 |
p = self.tp_pressure / 1.033 * 14.7 - baro_P |
| 1960 |
elif pressure_unit == 'atm': |
| 1961 |
p = self.tp_pressure / 1.033 |
| 1962 |
elif pressure_unit == 'bar': |
| 1963 |
p = self.tp_pressure / 1.033 * 1.033 - baro_P |
| 1964 |
elif pressure_unit == 'mmHg': |
| 1965 |
p = self.tp_pressure / 1.033 * 760 - baro_P |
| 1966 |
elif pressure_unit == 'kPa': |
| 1967 |
p = self.tp_pressure / 1.033 * 101.325 - baro_P |
| 1968 |
elif pressure_unit == 'MPa': |
| 1969 |
p = self.tp_pressure / 1.033 * 0.101325 - baro_P |
| 1970 |
|
| 1971 |
self.pressure[self.no] = p |
| 1972 |
|
| 1973 |
# density (현재 kg/m3)
|
| 1974 |
density_unit = self.units['Density'] |
| 1975 |
if density_unit == 'kg/m3': |
| 1976 |
d = self.tp_mean_den
|
| 1977 |
vd = self.v_density
|
| 1978 |
else:
|
| 1979 |
d = self.tp_mean_den * 0.062428 |
| 1980 |
vd = self.v_density * 0.062428 |
| 1981 |
|
| 1982 |
self.mean_den[self.no] = d |
| 1983 |
self.density[self.no] = vd |
| 1984 |
|
| 1985 |
# velocity (m/s)
|
| 1986 |
velocity_unit = self.units['Velocity'] |
| 1987 |
if velocity_unit == 'm/s': |
| 1988 |
av = self.tp_homo_vel
|
| 1989 |
mv = self.tp_max_vel
|
| 1990 |
ev = self.tp_ero_vel
|
| 1991 |
elif velocity_unit == 'ft/s': |
| 1992 |
av = self.tp_homo_vel * 3.28084 |
| 1993 |
mv = self.tp_max_vel * 3.28084 |
| 1994 |
ev = self.tp_ero_vel * 3.28084 |
| 1995 |
|
| 1996 |
self.homo_vel[self.no] = av |
| 1997 |
self.max_vel[self.no] = mv |
| 1998 |
self.ero_vel[self.no] = ev |
| 1999 |
|
| 2000 |
# dimensionless
|
| 2001 |
self.void[self.no] = self.tp_void |
| 2002 |
self.quality[self.no] = self.tp_quality |
| 2003 |
|
| 2004 |
if element != 'Start Point': |
| 2005 |
# dia (현재 m)
|
| 2006 |
pipe_diameter_unit = self.units['Pipe_Diameter'] |
| 2007 |
if pipe_diameter_unit == 'in': |
| 2008 |
id = self.tp_id / 0.0254 |
| 2009 |
elif pipe_diameter_unit == 'mm': |
| 2010 |
id = self.tp_id * 1000 |
| 2011 |
|
| 2012 |
self.inside_diameter[self.no] = id |
| 2013 |
|
| 2014 |
if element.find('Pipe') == -1: |
| 2015 |
self.angle[self.no] = None |
| 2016 |
else:
|
| 2017 |
# Element가 Pipe인 경우만 l가 있음
|
| 2018 |
length_unit = self.units['Length'] |
| 2019 |
if length_unit == 'm': |
| 2020 |
l = self.tp_length
|
| 2021 |
elif length_unit == 'in': |
| 2022 |
l = self.tp_length * 39.3701 |
| 2023 |
elif length_unit == 'ft': |
| 2024 |
l = self.tp_length * 3.28084 |
| 2025 |
elif length_unit == 'yd': |
| 2026 |
l = self.tp_length * 1.09361 |
| 2027 |
elif length_unit == 'mile': |
| 2028 |
l = self.tp_length * 0.000621371 |
| 2029 |
elif length_unit == 'mm': |
| 2030 |
l = self.tp_length * 1000 |
| 2031 |
|
| 2032 |
self.length[self.no] = l |
| 2033 |
|
| 2034 |
if element.find('Valve') > -1: |
| 2035 |
self.angle[self.no] = None |
| 2036 |
else:
|
| 2037 |
# Element가 Valve가 아닌경우에만 있음
|
| 2038 |
self.angle[self.no] = self.tp_angle |
| 2039 |
|
| 2040 |
if element.find('Pipe') == -1: |
| 2041 |
# Element가 Pipe가 아닌경우에는 k가 있음
|
| 2042 |
self.k[self.no] = self.kval |
| 2043 |
|
| 2044 |
key = self.no
|
| 2045 |
inside_diameter = self.inside_diameter[key] if key in self.inside_diameter else None |
| 2046 |
length = self.length[key] if key in self.length else None |
| 2047 |
angle = self.angle[key] if key in self.angle else None |
| 2048 |
k = self.k[key] if key in self.k else None |
| 2049 |
pressure = self.pressure[key] if key in self.pressure else None |
| 2050 |
void = self.void[key] if key in self.void else None |
| 2051 |
quality = self.quality[key] if key in self.quality else None |
| 2052 |
mean_den = self.mean_den[key] if key in self.mean_den else None |
| 2053 |
v_density = self.density[key] if key in self.density else None |
| 2054 |
homo_vel = self.homo_vel[key] if key in self.homo_vel else None |
| 2055 |
max_vel = self.max_vel[key] if key in self.max_vel else None |
| 2056 |
ero_vel = self.ero_vel[key] if key in self.ero_vel else None |
| 2057 |
x = self.x[key] if key in self.x else None |
| 2058 |
y = self.y[key] if key in self.y else None |
| 2059 |
regime = self.regime[key] if key in self.regime else None |
| 2060 |
dp_fric = self.dp_fric[key] if key in self.dp_fric else None |
| 2061 |
dp_stat = self.dp_stat[key] if key in self.dp_stat else None |
| 2062 |
dp_momen = self.dp_momen[key] if key in self.dp_momen else None |
| 2063 |
total = self.total[key] if key in self.total else None |
| 2064 |
|
| 2065 |
self.mixed_pressure_variation.append([element, inside_diameter, length, angle, k, pressure, void,
|
| 2066 |
quality, mean_den, v_density, homo_vel, max_vel, ero_vel, |
| 2067 |
x, y, regime, dp_fric, dp_stat, dp_momen, total]) |
| 2068 |
|
| 2069 |
except Exception as ex: |
| 2070 |
from App import App |
| 2071 |
from AppDocData import MessageType |
| 2072 |
|
| 2073 |
message = 'error occurred({}) in {}:{}'.format(ex, sys.exc_info()[-1].tb_frame.f_code.co_filename, |
| 2074 |
sys.exc_info()[-1].tb_lineno)
|
| 2075 |
App.mainWnd().addMessage.emit(MessageType.Error, message) |
| 2076 |
|
| 2077 |
def tp_property(self, row): |
| 2078 |
try:
|
| 2079 |
# (0) density calculation
|
| 2080 |
|
| 2081 |
# vapor
|
| 2082 |
self.tp_v_density_cal_initial()
|
| 2083 |
self.void_frac(row)
|
| 2084 |
|
| 2085 |
except Exception as ex: |
| 2086 |
from App import App |
| 2087 |
from AppDocData import MessageType |
| 2088 |
|
| 2089 |
message = 'error occurred({}) in {}:{}'.format(ex, sys.exc_info()[-1].tb_frame.f_code.co_filename, |
| 2090 |
sys.exc_info()[-1].tb_lineno)
|
| 2091 |
App.mainWnd().addMessage.emit(MessageType.Error, message) |
| 2092 |
|
| 2093 |
def void_frac(self, row): |
| 2094 |
try:
|
| 2095 |
tp_id = self.geometry.item(row, 3).text() |
| 2096 |
if is_not_blank(tp_id):
|
| 2097 |
# diameter를 m로 맞춘다
|
| 2098 |
pipe_diameter_unit = self.units['Pipe_Diameter'] |
| 2099 |
if pipe_diameter_unit == 'in': |
| 2100 |
self.tp_id = float(tp_id) * 0.0254 |
| 2101 |
elif pipe_diameter_unit == 'mm': |
| 2102 |
self.tp_id = float(tp_id) / 1000 |
| 2103 |
|
| 2104 |
# massflux 구한다 (kg/m^2s) 현재 tp_flow = kg/s, tp_id = m
|
| 2105 |
self.tp_massflux = self.tp_flow / ((3.1415 / 4) * (self.tp_id ** 2)) |
| 2106 |
|
| 2107 |
angle = self.geometry.item(row, 6).text() |
| 2108 |
if is_not_blank(angle):
|
| 2109 |
self.tp_angle = float(angle) |
| 2110 |
else:
|
| 2111 |
self.tp_angle = 0 |
| 2112 |
|
| 2113 |
# (2) void frac
|
| 2114 |
tp_vr1 = self.tp_quality / (1 - self.tp_quality) * self.l_density / self.v_density |
| 2115 |
tp_vr = math.log(tp_vr1) / math.log(10)
|
| 2116 |
tp_g = math.log(self.tp_massflux) / math.log(10) |
| 2117 |
|
| 2118 |
if 0 < self.tp_angle < 90: |
| 2119 |
tp_a = 1.667 - 0.00206 * self.tp_angle + 0.247 * math.sin(2 * self.tp_angle * 3.1415 / 180) |
| 2120 |
elif 0 > self.tp_angle > -90: |
| 2121 |
tp_a = 1.667 + 0.00652 * self.tp_angle + 0.772 * math.sin(2 * self.tp_angle * 3.1415 / 180) |
| 2122 |
elif self.tp_angle == 90: |
| 2123 |
tp_a = 1.482
|
| 2124 |
elif self.tp_angle == 0: |
| 2125 |
tp_a = 1.667
|
| 2126 |
elif self.tp_angle == -90: |
| 2127 |
tp_a = 1.081
|
| 2128 |
|
| 2129 |
baroczy = (self.v_density / self.l_density) * (self.l_visco / self.v_visco) ** 0.2 |
| 2130 |
if baroczy < 0.00316: |
| 2131 |
baroczy = 0.00316
|
| 2132 |
|
| 2133 |
self._lambda = math.log(baroczy) / math.log(10) |
| 2134 |
|
| 2135 |
tp_logK = (-tp_a * self._lambda) / (tp_g + 0.7563) * (1 + 0.1292 * self._lambda * (1 - 0.3792 * tp_vr) * ( |
| 2136 |
self._lambda + 4.007) * (1 + 0.1377 * tp_g)) |
| 2137 |
|
| 2138 |
tp_K = 10 ** tp_logK
|
| 2139 |
if tp_K < 1: |
| 2140 |
tp_K = 1
|
| 2141 |
|
| 2142 |
self.tp_void = 1 / (1 + tp_K / tp_vr1) |
| 2143 |
|
| 2144 |
# mean density 계산 (kg/m3)
|
| 2145 |
self.tp_mean_den = self.l_density * (1 - self.tp_void) + self.v_density * self.tp_void |
| 2146 |
|
| 2147 |
# homogeneous density 계산 (kg/m3)
|
| 2148 |
l_flowrate = float(self.process['l_flowrate']) |
| 2149 |
v_flowrate = float(self.process['v_flowrate']) |
| 2150 |
|
| 2151 |
tp_homo_den = self.l_density * (1 - ((v_flowrate / self.v_density) / ( |
| 2152 |
(v_flowrate / self.v_density) + (l_flowrate / self.l_density)))) + self.v_density * ( |
| 2153 |
(v_flowrate / self.v_density) / (
|
| 2154 |
(v_flowrate / self.v_density) + (l_flowrate / self.l_density))) |
| 2155 |
|
| 2156 |
# homogeneous vel (m/s)
|
| 2157 |
self.tp_homo_vel = self.tp_massflux * self.tp_quality / self.v_density + self.tp_massflux * (1 - self.tp_quality) / self.l_density |
| 2158 |
|
| 2159 |
# max velocity (m/s)
|
| 2160 |
self.tp_max_vel = 122 / (tp_homo_den ** 0.5) |
| 2161 |
|
| 2162 |
# erosion velocity (m/s)
|
| 2163 |
self.tp_ero_vel = 195 / (tp_homo_den ** 0.5) |
| 2164 |
else:
|
| 2165 |
return
|
| 2166 |
except Exception as ex: |
| 2167 |
from App import App |
| 2168 |
from AppDocData import MessageType |
| 2169 |
|
| 2170 |
message = 'error occurred({}) in {}:{}'.format(ex, sys.exc_info()[-1].tb_frame.f_code.co_filename, |
| 2171 |
sys.exc_info()[-1].tb_lineno)
|
| 2172 |
App.mainWnd().addMessage.emit(MessageType.Error, message) |
| 2173 |
|
| 2174 |
def tp_v_density_cal_initial(self): |
| 2175 |
try:
|
| 2176 |
# (1) vapor 를 kg/m3로 맞춤
|
| 2177 |
if is_not_blank(self.process['v_density']): |
| 2178 |
density_unit = self.units['Density'] |
| 2179 |
if density_unit == 'kg/m3': |
| 2180 |
self.v_density = float(self.process['v_density']) |
| 2181 |
elif density_unit == 'lb/ft3': |
| 2182 |
self.v_density = float(self.process['v_density']) * 16.0185 |
| 2183 |
else:
|
| 2184 |
temperature_unit = self.units['Temperature'] |
| 2185 |
if temperature_unit == '℃': |
| 2186 |
self.v_temp = float(self.process['v_temp']) + 273.15 |
| 2187 |
elif temperature_unit == '℉': |
| 2188 |
self.v_temp = (float(self.process['v_temp']) - 32) / 1.8 + 273.15 |
| 2189 |
|
| 2190 |
v_mw = float(self.process['v_mw']) |
| 2191 |
v_z = float(self.process['v_z']) |
| 2192 |
self.v_density = self.tp_pressure * v_mw / 0.08206 / self.v_temp / v_z / 1.033 |
| 2193 |
|
| 2194 |
except Exception as ex: |
| 2195 |
from App import App |
| 2196 |
from AppDocData import MessageType |
| 2197 |
|
| 2198 |
message = 'error occurred({}) in {}:{}'.format(ex, sys.exc_info()[-1].tb_frame.f_code.co_filename, |
| 2199 |
sys.exc_info()[-1].tb_lineno)
|
| 2200 |
App.mainWnd().addMessage.emit(MessageType.Error, message) |
| 2201 |
|
| 2202 |
|
| 2203 |
class Calculation: |
| 2204 |
def __init__(self, hmb): |
| 2205 |
self._hmb = hmb
|
| 2206 |
self.units = {}
|
| 2207 |
|
| 2208 |
self.init_units()
|
| 2209 |
|
| 2210 |
if self._hmb.phase_type == 'Liquid': |
| 2211 |
if self.validation_check_Liquid(): |
| 2212 |
self.calculation_Liquid()
|
| 2213 |
|
| 2214 |
def validation_check_vapor(self): |
| 2215 |
result = False
|
| 2216 |
|
| 2217 |
if self._hmb.inside_pipe_size is None: |
| 2218 |
message = 'You have to input the ID of stream <{}>.'.format(self._hmb.stream_no) |
| 2219 |
App.mainWnd().addMessage.emit(MessageType.Information, message) |
| 2220 |
return result
|
| 2221 |
|
| 2222 |
if self._hmb.flowrate_mass is None: |
| 2223 |
message = 'You have to input mass flowrate of stream <{}>.'.format(self._hmb.stream_no) |
| 2224 |
App.mainWnd().addMessage.emit(MessageType.Information, message) |
| 2225 |
return result
|
| 2226 |
|
| 2227 |
if self._hmb.specific_heat_ratio is None: |
| 2228 |
message = 'You have to input the specific heat ratio of stream <{}>.'.format(self._hmb.stream_no) |
| 2229 |
App.mainWnd().addMessage.emit(MessageType.Information, message) |
| 2230 |
return result
|
| 2231 |
|
| 2232 |
if self._hmb.viscosity is None: |
| 2233 |
message = 'You have to input the viscosity of stream <{}>.'.format(self._hmb.stream_no) |
| 2234 |
App.mainWnd().addMessage.emit(MessageType.Information, message) |
| 2235 |
return result
|
| 2236 |
|
| 2237 |
if self._hmb.roughness is None: |
| 2238 |
message = 'You have to input the roughness of stream <{}>.'.format(self._hmb.stream_no) |
| 2239 |
App.mainWnd().addMessage.emit(MessageType.Information, message) |
| 2240 |
return result
|
| 2241 |
|
| 2242 |
return True |
| 2243 |
|
| 2244 |
def validation_check_Liquid(self): |
| 2245 |
from App import App |
| 2246 |
from AppDocData import MessageType |
| 2247 |
|
| 2248 |
result = False
|
| 2249 |
|
| 2250 |
# 1. Equivalent Length
|
| 2251 |
if self._hmb.equivalent_length is None: |
| 2252 |
message = 'The equivalent length of stream <{}> is not inputted.'.format(self._hmb.stream_no) |
| 2253 |
App.mainWnd().addMessage.emit(MessageType.Information, message) |
| 2254 |
return result
|
| 2255 |
|
| 2256 |
if self._hmb.flowrate_mass is None and self._hmb.flowrate_volume is None: |
| 2257 |
message = 'You have to input mass or volume flowrate of stream <{}>.'.format(self._hmb.stream_no) |
| 2258 |
App.mainWnd().addMessage.emit(MessageType.Information, message) |
| 2259 |
return result
|
| 2260 |
|
| 2261 |
if self._hmb.density is None: |
| 2262 |
message = 'You have to input the density of stream <{}>.'.format(self._hmb.stream_no) |
| 2263 |
App.mainWnd().addMessage.emit(MessageType.Information, message) |
| 2264 |
return result
|
| 2265 |
|
| 2266 |
if self._hmb.inside_pipe_size is None: |
| 2267 |
message = 'You have to input the ID of stream <{}>.'.format(self._hmb.stream_no) |
| 2268 |
App.mainWnd().addMessage.emit(MessageType.Information, message) |
| 2269 |
return result
|
| 2270 |
|
| 2271 |
if self._hmb.viscosity is None: |
| 2272 |
message = 'You have to input the viscosity of stream <{}>.'.format(self._hmb.stream_no) |
| 2273 |
App.mainWnd().addMessage.emit(MessageType.Information, message) |
| 2274 |
return result
|
| 2275 |
|
| 2276 |
if self._hmb.roughness is None: |
| 2277 |
message = 'You have to input the roughness of stream <{}>.'.format(self._hmb.stream_no) |
| 2278 |
App.mainWnd().addMessage.emit(MessageType.Information, message) |
| 2279 |
return result
|
| 2280 |
|
| 2281 |
return True |
| 2282 |
|
| 2283 |
def init_units(self): |
| 2284 |
try:
|
| 2285 |
app_doc_data = AppDocData.instance() |
| 2286 |
self.units = [attr[1] for attr in app_doc_data.activeDrawing.attrs if attr[0] == 'Units'][0] |
| 2287 |
except Exception as ex: |
| 2288 |
from App import App |
| 2289 |
from AppDocData import MessageType |
| 2290 |
|
| 2291 |
message = 'error occurred({}) in {}:{}'.format(ex, sys.exc_info()[-1].tb_frame.f_code.co_filename, |
| 2292 |
sys.exc_info()[-1].tb_lineno)
|
| 2293 |
App.mainWnd().addMessage.emit(MessageType.Error, message) |
| 2294 |
|
| 2295 |
def get_barometric_pressure(self): |
| 2296 |
pressure_unit = self.units['Pressure'] |
| 2297 |
|
| 2298 |
if pressure_unit == 'kg/cm2': |
| 2299 |
barometric_pressure = 1.033
|
| 2300 |
elif pressure_unit == 'bar': |
| 2301 |
barometric_pressure = 1.01325
|
| 2302 |
elif pressure_unit == 'psi': |
| 2303 |
barometric_pressure = 14.7
|
| 2304 |
elif pressure_unit == 'mmHg': |
| 2305 |
barometric_pressure = 760
|
| 2306 |
elif pressure_unit == 'kPa': |
| 2307 |
barometric_pressure = 101.325
|
| 2308 |
elif pressure_unit == 'MPa': |
| 2309 |
barometric_pressure = 0.101325
|
| 2310 |
|
| 2311 |
return barometric_pressure
|
| 2312 |
|
| 2313 |
def getLiquid_Drop_Method(self): |
| 2314 |
appDocData = AppDocData.instance() |
| 2315 |
|
| 2316 |
# Calculation
|
| 2317 |
liquid_dp_method = appDocData.getConfigs('Calculation', 'Liquid_Drop_Method') |
| 2318 |
|
| 2319 |
if len(liquid_dp_method) == 1: |
| 2320 |
return liquid_dp_method[0].value |
| 2321 |
else:
|
| 2322 |
return 'darcy' |
| 2323 |
|
| 2324 |
def calculation_Liquid(self): |
| 2325 |
try:
|
| 2326 |
liquid_dp_method = self.getLiquid_Drop_Method()
|
| 2327 |
|
| 2328 |
if liquid_dp_method == 'darcy': |
| 2329 |
self.liquid_calc_darcy()
|
| 2330 |
elif liquid_dp_method == 'hagen': |
| 2331 |
self.liquid_calc_hagen()
|
| 2332 |
|
| 2333 |
except Exception as ex: |
| 2334 |
message = 'error occurred({}) in {}:{}'.format(ex, sys.exc_info()[-1].tb_frame.f_code.co_filename, |
| 2335 |
sys.exc_info()[-1].tb_lineno)
|
| 2336 |
App.mainWnd().addMessage.emit(MessageType.Error, message) |
| 2337 |
|
| 2338 |
def liquid_calc_darcy(self): |
| 2339 |
from App import App |
| 2340 |
from AppDocData import MessageType |
| 2341 |
|
| 2342 |
try:
|
| 2343 |
'''
|
| 2344 |
Incompressible Line 계산
|
| 2345 |
|
| 2346 |
**********************************************************************************
|
| 2347 |
참고사항 :
|
| 2348 |
유닛의 기준 : 유량 (kg/h, m3/h), 밀도 (kg/m3), 지름 (m), 점도 (kg/m/s), 속도 (m/s), 압력강하 (kg/cm2/100m)
|
| 2349 |
**********************************************************************************
|
| 2350 |
'''
|
| 2351 |
|
| 2352 |
# ********** 1. Flowrate 구하기 ***********
|
| 2353 |
# (1)질량만 적혀있는경우
|
| 2354 |
if is_not_blank(str(self._hmb.flowrate_mass)) and is_blank(str(self._hmb.flowrate_volume)): |
| 2355 |
density = self._hmb.density
|
| 2356 |
|
| 2357 |
# '질량유량을 kg/h로 변환.
|
| 2358 |
flowrate_mass_unit = self.units['Flowrate_Mass'] |
| 2359 |
if flowrate_mass_unit == 'kg/h': |
| 2360 |
mass = self._hmb.flowrate_mass
|
| 2361 |
elif flowrate_mass_unit == 'g/min': |
| 2362 |
mass = self._hmb.flowrate_mass * 60 / 1000 |
| 2363 |
elif flowrate_mass_unit == 'lb/h': |
| 2364 |
mass = self._hmb.flowrate_mass * 0.453592 |
| 2365 |
elif flowrate_mass_unit == 't/h': |
| 2366 |
mass = self._hmb.flowrate_mass * 1000 |
| 2367 |
|
| 2368 |
# 'density case에 따라 volume rate (m3/h) 계산
|
| 2369 |
density_unit = self.units['Density'] |
| 2370 |
if density_unit == 'kg/m3': |
| 2371 |
volume = mass / density |
| 2372 |
elif density_unit == 'lb/ft3': |
| 2373 |
volume = mass / (density * 16.0185)
|
| 2374 |
|
| 2375 |
# '부피 유닛에 맞춰서 뿌려줌
|
| 2376 |
flowrate_volume_unit = self.units['Flowrate_Volume'] |
| 2377 |
if flowrate_volume_unit == 'm3/h': |
| 2378 |
self._hmb.flowrate_volume = round(volume, 3) |
| 2379 |
elif flowrate_volume_unit == 'l/min': |
| 2380 |
self._hmb.flowrate_volume = round(volume / 60 * 1000, 3) |
| 2381 |
elif flowrate_volume_unit == 'ft3/h': |
| 2382 |
self._hmb.flowrate_volume = round(volume * 35.3147, 3) |
| 2383 |
elif flowrate_volume_unit == 'USgpm': |
| 2384 |
self._hmb.flowrate_volume = round(volume * 4.40287, 3) |
| 2385 |
elif flowrate_volume_unit == 'BPSD': |
| 2386 |
self._hmb.flowrate_volume = round(volume * 150.955, 3) |
| 2387 |
|
| 2388 |
elif is_blank(str(self._hmb.flowrate_mass)) and is_not_blank(str(self._hmb.flowrate_volume)): # (2)부피만 적혀있는경우 |
| 2389 |
density = self._hmb.density
|
| 2390 |
|
| 2391 |
# '부피유량을 m3/h로 변환.
|
| 2392 |
flowrate_volume_unit = self.units['Flowrate_Volume'] |
| 2393 |
if flowrate_volume_unit == 'm3/h': |
| 2394 |
volume = self._hmb.flowrate_volume
|
| 2395 |
elif flowrate_volume_unit == 'l/min': |
| 2396 |
volume = self._hmb.flowrate_volume * 60 / 1000 |
| 2397 |
elif flowrate_volume_unit == 'ft3/h': |
| 2398 |
volume = self._hmb.flowrate_volume / 35.3147 |
| 2399 |
elif flowrate_volume_unit == 'USgpm': |
| 2400 |
volume = self._hmb.flowrate_volume / 4.40287 |
| 2401 |
elif flowrate_volume_unit == 'BPSD': |
| 2402 |
volume = self._hmb.flowrate_volume / 150.955 |
| 2403 |
|
| 2404 |
# 'density case에 따라 mass rate (kg/h) 계산
|
| 2405 |
density_unit = self.units['Density'] |
| 2406 |
if density_unit == 'kg/m3': |
| 2407 |
mass = volume * density |
| 2408 |
elif density_unit == 'lb/ft3': |
| 2409 |
mass = volume * (density * 16.0185)
|
| 2410 |
|
| 2411 |
# '질량 유닛에 맞춰서 뿌려줌
|
| 2412 |
flowrate_mass_unit = self.units['Flowrate_Mass'] |
| 2413 |
if flowrate_mass_unit == 'kg/h': |
| 2414 |
self._hmb.flowrate_mass = round(mass, 3) |
| 2415 |
elif flowrate_mass_unit == 'g/min': |
| 2416 |
self._hmb.flowrate_mass = round(mass / 60 * 1000, 3) |
| 2417 |
elif flowrate_mass_unit == 'lb/h': |
| 2418 |
self._hmb.flowrate_mass = round(mass * 2.20462, 3) |
| 2419 |
elif flowrate_mass_unit == 't/h': |
| 2420 |
self._hmb.flowrate_mass = round(mass * 1000, 3) |
| 2421 |
else:
|
| 2422 |
# (5-3) 둘다 적힌 경우
|
| 2423 |
density = self._hmb.density
|
| 2424 |
|
| 2425 |
# '질량유량을 kg/h로 변환.
|
| 2426 |
flowrate_mass_unit = self.units['Flowrate_Mass'] |
| 2427 |
if flowrate_mass_unit == 'kg/h': |
| 2428 |
mass = self._hmb.flowrate_mass
|
| 2429 |
elif flowrate_mass_unit == 'g/min': |
| 2430 |
mass = self._hmb.flowrate_mass * 60 / 1000 |
| 2431 |
elif flowrate_mass_unit == 'lb/h': |
| 2432 |
mass = self._hmb.flowrate_mass * 0.453592 |
| 2433 |
elif flowrate_mass_unit == 't/h': |
| 2434 |
mass = self._hmb.flowrate_mass * 1000 |
| 2435 |
|
| 2436 |
# 'density case에 따라 volume rate (m3/h) 계산
|
| 2437 |
density_unit = self.units['Density'] |
| 2438 |
if density_unit == 'kg/m3': |
| 2439 |
volume = mass / density |
| 2440 |
elif density_unit == 'lb/ft3': |
| 2441 |
volume = mass / (density * 16.0185)
|
| 2442 |
|
| 2443 |
# '부피 유닛에 맞춰서 뿌려줌
|
| 2444 |
flowrate_volume_unit = self.units['Flowrate_Volume'] |
| 2445 |
if flowrate_volume_unit == 'm3/h': |
| 2446 |
self._hmb.flowrate_volume = round(volume, 3) |
| 2447 |
elif flowrate_volume_unit == 'l/min': |
| 2448 |
self._hmb.flowrate_volume = round(volume / 60 * 1000, 3) |
| 2449 |
elif flowrate_volume_unit == 'ft3/h': |
| 2450 |
self._hmb.flowrate_volume = round(volume * 35.3147, 3) |
| 2451 |
elif flowrate_volume_unit == 'USgpm': |
| 2452 |
self._hmb.flowrate_volume = round(volume * 4.40287, 3) |
| 2453 |
elif flowrate_volume_unit == 'BPSD': |
| 2454 |
self._hmb.flowrate_volume = round(volume * 150.955, 3) |
| 2455 |
|
| 2456 |
# ********** 2. Velocity 구하기 ***********
|
| 2457 |
# '지름을 m로 변환
|
| 2458 |
pipe_diameter_unit = self.units['Pipe_Diameter'] |
| 2459 |
if pipe_diameter_unit == 'in': |
| 2460 |
ida = self._hmb.inside_pipe_size * 0.0254 |
| 2461 |
elif pipe_diameter_unit == 'mm': |
| 2462 |
ida = self._hmb.inside_pipe_size / 1000 |
| 2463 |
|
| 2464 |
# '속도 계산 (m/s)
|
| 2465 |
velocity = 4 * volume / 3.1415 / ida ** 2 / 3600 |
| 2466 |
|
| 2467 |
# '속도 유닛에 맞춰서 뿌려줌
|
| 2468 |
velocity_unit = self.units['Velocity'] |
| 2469 |
if velocity_unit == 'm/s': |
| 2470 |
self._hmb.velocity = round(velocity, 3) |
| 2471 |
elif velocity_unit == 'ft/s': |
| 2472 |
self._hmb.velocity = round(velocity * 3.28084, 3) |
| 2473 |
|
| 2474 |
# ********** 3. Reynolds 수 구하기 ***********
|
| 2475 |
|
| 2476 |
# ' viscosity 유닛 변환 (모두 kg/m.s로 바꿀것임)
|
| 2477 |
viscosity_unit = self.units['Viscosity'] |
| 2478 |
if viscosity_unit == 'kg/m.sec': |
| 2479 |
viscosity = self._hmb.viscosity
|
| 2480 |
elif viscosity_unit == 'cP': |
| 2481 |
viscosity = self._hmb.viscosity * 0.001 |
| 2482 |
elif viscosity_unit == 'kg/m.h': |
| 2483 |
viscosity = self._hmb.viscosity / 3600 |
| 2484 |
elif viscosity_unit == 'lb/ft.s': |
| 2485 |
viscosity = self._hmb.viscosity * 1.48816 |
| 2486 |
|
| 2487 |
# 'density case에 따라 re계산
|
| 2488 |
density_unit = self.units['Density'] |
| 2489 |
if density_unit == 'kg/m3': |
| 2490 |
reynolds = ida * velocity * density / viscosity |
| 2491 |
elif density_unit == 'lb/ft3': |
| 2492 |
reynolds = ida * velocity * (density * 16.0185) / viscosity
|
| 2493 |
|
| 2494 |
# 'MACH 넘버 자리이므로 미입력 처리
|
| 2495 |
self._hmb.reynolds = '-' |
| 2496 |
|
| 2497 |
# ********** 4. Friction Factor 구하기 ***********
|
| 2498 |
# 'roughness 를 m로 바꿔줌
|
| 2499 |
roughness_unit = self.units['Roughness'] |
| 2500 |
if roughness_unit == 'm': |
| 2501 |
rough = self._hmb.roughness
|
| 2502 |
elif roughness_unit == 'ft': |
| 2503 |
rough = self._hmb.roughness * 0.3048 |
| 2504 |
elif roughness_unit == 'in': |
| 2505 |
rough = self._hmb.roughness * 0.0254 |
| 2506 |
elif roughness_unit == 'mm': |
| 2507 |
rough = self._hmb.roughness * 0.001 |
| 2508 |
|
| 2509 |
# ' reynolds수에 따라 Fanning/Chen friction factor 계산
|
| 2510 |
if reynolds <= 2100: |
| 2511 |
f = 4 * 16 / reynolds |
| 2512 |
else:
|
| 2513 |
a = math.log(rough / ida / 3.7 + (6.7 / reynolds) ** 0.9) / math.log(10) |
| 2514 |
f = (-2 * (math.log(rough / 3.7 / ida - 5.02 / reynolds * a) / math.log(10))) ** (-2) |
| 2515 |
|
| 2516 |
# '뿌려줌
|
| 2517 |
self._hmb.friction_factor = round(f, 3) |
| 2518 |
|
| 2519 |
# ********** 5. pressure Drop 구하기 ***********
|
| 2520 |
# '100m 당 압력강하를 kg/cm2 단위로 구한 후, 설정된 유닛에 맞춰서 conversion후 기입해줌.
|
| 2521 |
density_unit = self.units['Density'] |
| 2522 |
if density_unit == 'kg/m3': |
| 2523 |
# 100m 당 압력강하
|
| 2524 |
dp = f * density * (velocity ** 2) / 2 / ida / 9.8066 / 10000 * 100 |
| 2525 |
elif density_unit == 'lb/ft3': |
| 2526 |
# 100m 당 압력강하
|
| 2527 |
dp = f * (density * 16.0185) * (velocity ** 2) / 2 / ida / 9.8066 / 10000 * 100 |
| 2528 |
|
| 2529 |
pressure_unit = self.units['Pressure'] |
| 2530 |
if pressure_unit == 'psi': |
| 2531 |
dp = dp / 1.033 * 14.7 |
| 2532 |
elif pressure_unit == 'atm': |
| 2533 |
dp = dp / 1.033
|
| 2534 |
elif pressure_unit == 'bar': |
| 2535 |
dp = dp / 1.033 * 1.013 |
| 2536 |
elif pressure_unit == 'mmHg': |
| 2537 |
dp = dp / 1.033 * 760 |
| 2538 |
elif pressure_unit == 'kPa': |
| 2539 |
dp = dp / 1.033 * 101.325 |
| 2540 |
elif pressure_unit == 'MPa': |
| 2541 |
dp = dp / 1.033 * 0.101325 |
| 2542 |
|
| 2543 |
length_unit = self.units['Length'] |
| 2544 |
if length_unit == 'm': |
| 2545 |
self._hmb.pressure_drop = round(dp, 3) |
| 2546 |
elif length_unit == 'in': |
| 2547 |
self._hmb.pressure_drop = round(dp / 39.3701, 3) |
| 2548 |
elif length_unit == 'ft': |
| 2549 |
self._hmb.pressure_drop = round(dp / 3.28084, 3) |
| 2550 |
elif length_unit == 'yd': |
| 2551 |
self._hmb.pressure_drop = round(dp / 1.09361, 3) |
| 2552 |
elif length_unit == 'mile': |
| 2553 |
self._hmb.pressure_drop = round(dp / 0.000621371, 3) |
| 2554 |
elif length_unit == 'mm': |
| 2555 |
self._hmb.pressure_drop = round(dp / 1000, 3) |
| 2556 |
|
| 2557 |
# '100m 당 압력강하를 상당길이에 맞춰서 전체 압력강하로 넣어줌 ..
|
| 2558 |
self._hmb.pressure_drop_friction = round(self._hmb.pressure_drop / 100 * self._hmb.equivalent_length, 3) |
| 2559 |
|
| 2560 |
except Exception as ex: |
| 2561 |
|
| 2562 |
message = 'error occurred({}) in {}:{}'.format(ex, sys.exc_info()[-1].tb_frame.f_code.co_filename, |
| 2563 |
sys.exc_info()[-1].tb_lineno)
|
| 2564 |
App.mainWnd().addMessage.emit(MessageType.Error, message) |
| 2565 |
|
| 2566 |
def liquid_calc_hagen(self): |
| 2567 |
'''
|
| 2568 |
**************************************************************
|
| 2569 |
Hagen-Williams 모드에서 사용할 지배식은 다음과 같다.
|
| 2570 |
h[m] = 10.67 / C^1.85 * Q[m3/s]^1.85 / dia[m]^4.87
|
| 2571 |
dP[k/g/1m] = h[m] * S.G / 10
|
| 2572 |
**************************************************************
|
| 2573 |
'''
|
| 2574 |
|
| 2575 |
# ********** 1. Flowrate 구하기 ***********
|
| 2576 |
if is_not_blank(str(self._hmb.flowrate_mass)) and is_blank(str(self._hmb.flowrate_volume)): # (1)질량만 적혀있는경우 |
| 2577 |
density = self._hmb.density
|
| 2578 |
|
| 2579 |
# '질량유량을 kg/h로 변환.
|
| 2580 |
flowrate_mass_unit = self.units['Flowrate_Mass'] |
| 2581 |
if flowrate_mass_unit == 'kg/h': |
| 2582 |
mass = self._hmb.flowrate_mass
|
| 2583 |
elif flowrate_mass_unit == 'g/min': |
| 2584 |
mass = self._hmb.flowrate_mass * 60 / 1000 |
| 2585 |
elif flowrate_mass_unit == 'lb/h': |
| 2586 |
mass = self._hmb.flowrate_mass * 0.453592 |
| 2587 |
elif flowrate_mass_unit == 't/h': |
| 2588 |
mass = self._hmb.flowrate_mass * 1000 |
| 2589 |
|
| 2590 |
# 'density case에 따라 volume rate (m3/h) 계산
|
| 2591 |
density_unit = self.units['Density'] |
| 2592 |
if density_unit == 'kg/m3': |
| 2593 |
volume = mass / density |
| 2594 |
elif density_unit == 'lb/ft3': |
| 2595 |
volume = mass / (density * 16.0185)
|
| 2596 |
|
| 2597 |
# '부피 유닛에 맞춰서 뿌려줌
|
| 2598 |
flowrate_volume_unit = self.units['Flowrate_Volume'] |
| 2599 |
if flowrate_volume_unit == 'm3/h': |
| 2600 |
self._hmb.flowrate_volume = round(volume, 3) |
| 2601 |
elif flowrate_volume_unit == 'l/min': |
| 2602 |
self._hmb.flowrate_volume = round(volume / 60 * 1000, 3) |
| 2603 |
elif flowrate_volume_unit == 'ft3/h': |
| 2604 |
self._hmb.flowrate_volume = round(volume * 35.3147, 3) |
| 2605 |
elif flowrate_volume_unit == 'USgpm': |
| 2606 |
self._hmb.flowrate_volume = round(volume * 4.40287, 3) |
| 2607 |
elif flowrate_volume_unit == 'BPSD': |
| 2608 |
self._hmb.flowrate_volume = round(volume * 150.955, 3) |
| 2609 |
|
| 2610 |
elif is_blank(str(self._hmb.flowrate_mass)) and is_not_blank(str(self._hmb.flowrate_volume)): # (2)부피만 적혀있는경우 |
| 2611 |
density = self._hmb.density
|
| 2612 |
|
| 2613 |
# '부피유량을 m3/h로 변환.
|
| 2614 |
flowrate_volume_unit = self.units['Flowrate_Volume'] |
| 2615 |
if flowrate_volume_unit == 'm3/h': |
| 2616 |
volume = self._hmb.flowrate_volume
|
| 2617 |
elif flowrate_volume_unit == 'l/min': |
| 2618 |
volume = self._hmb.flowrate_volume * 60 / 1000 |
| 2619 |
elif flowrate_volume_unit == 'ft3/h': |
| 2620 |
volume = self._hmb.flowrate_volume / 35.3147 |
| 2621 |
elif flowrate_volume_unit == 'USgpm': |
| 2622 |
volume = self._hmb.flowrate_volume / 4.40287 |
| 2623 |
elif flowrate_volume_unit == 'BPSD': |
| 2624 |
volume = self._hmb.flowrate_volume / 150.955 |
| 2625 |
|
| 2626 |
# 'density case에 따라 mass rate (kg/h) 계산
|
| 2627 |
density_unit = self.units['Density'] |
| 2628 |
if density_unit == 'kg/m3': |
| 2629 |
mass = volume * density |
| 2630 |
elif density_unit == 'lb/ft3': |
| 2631 |
mass = volume * (density * 16.0185)
|
| 2632 |
|
| 2633 |
# '질량 유닛에 맞춰서 뿌려줌
|
| 2634 |
flowrate_mass_unit = self.units['Flowrate_Mass'] |
| 2635 |
if flowrate_mass_unit == 'kg/h': |
| 2636 |
self._hmb.flowrate_mass = round(mass, 3) |
| 2637 |
elif flowrate_mass_unit == 'g/min': |
| 2638 |
self._hmb.flowrate_mass = round(mass / 60 * 1000, 3) |
| 2639 |
elif flowrate_mass_unit == 'lb/h': |
| 2640 |
self._hmb.flowrate_mass = round(mass * 2.20462, 3) |
| 2641 |
elif flowrate_mass_unit == 't/h': |
| 2642 |
self._hmb.flowrate_mass = round(mass * 1000, 3) |
| 2643 |
|
| 2644 |
else:
|
| 2645 |
# '(5-3) 둘다 적힌 경우
|
| 2646 |
density = self._hmb.density
|
| 2647 |
|
| 2648 |
# '질량유량을 kg/h로 변환.
|
| 2649 |
flowrate_mass_unit = self.units['Flowrate_Mass'] |
| 2650 |
if flowrate_mass_unit == 'kg/h': |
| 2651 |
mass = self._hmb.flowrate_mass
|
| 2652 |
elif flowrate_mass_unit == 'g/min': |
| 2653 |
mass = self._hmb.flowrate_mass * 60 / 1000 |
| 2654 |
elif flowrate_mass_unit == 'lb/h': |
| 2655 |
mass = self._hmb.flowrate_mass * 0.453592 |
| 2656 |
elif flowrate_mass_unit == 't/h': |
| 2657 |
mass = self._hmb.flowrate_mass * 1000 |
| 2658 |
|
| 2659 |
# 'density case에 따라 volume rate (m3/h) 계산
|
| 2660 |
density_unit = self.units['Density'] |
| 2661 |
if density_unit == 'kg/m3': |
| 2662 |
volume = mass / density |
| 2663 |
elif density_unit == 'lb/ft3': |
| 2664 |
volume = mass / (density * 16.0185)
|
| 2665 |
|
| 2666 |
# '부피 유닛에 맞춰서 뿌려줌
|
| 2667 |
flowrate_volume_unit = self.units['Flowrate_Volume'] |
| 2668 |
if flowrate_volume_unit == 'm3/h': |
| 2669 |
self._hmb.flowrate_volume = round(volume, 3) |
| 2670 |
elif flowrate_volume_unit == 'l/min': |
| 2671 |
self._hmb.flowrate_volume = round(volume / 60 * 1000, 3) |
| 2672 |
elif flowrate_volume_unit == 'ft3/h': |
| 2673 |
self._hmb.flowrate_volume = round(volume * 35.3147, 3) |
| 2674 |
elif flowrate_volume_unit == 'USgpm': |
| 2675 |
self._hmb.flowrate_volume = round(volume * 4.40287, 3) |
| 2676 |
elif flowrate_volume_unit == 'BPSD': |
| 2677 |
self._hmb.flowrate_volume = round(volume * 150.955, 3) |
| 2678 |
|
| 2679 |
# ****************** 2. 지름 구하기 ****************** ******************
|
| 2680 |
|
| 2681 |
# '지름을 m로 변환
|
| 2682 |
pipe_diameter_unit = self.units['Pipe_Diameter'] |
| 2683 |
if pipe_diameter_unit == 'in': |
| 2684 |
ida = self._hmb.inside_pipe_size * 0.0254 |
| 2685 |
elif pipe_diameter_unit == 'mm': |
| 2686 |
ida = self._hmb.inside_pipe_size / 1000 |
| 2687 |
|
| 2688 |
# '속도 계산 (m/s)
|
| 2689 |
velocity = 4 * volume / 3.1415 / ida ** 2 / 3600 |
| 2690 |
|
| 2691 |
# '속도 유닛에 맞춰서 뿌려줌
|
| 2692 |
velocity_unit = self.units['Velocity'] |
| 2693 |
if velocity_unit == 'm/s': |
| 2694 |
self._hmb.velocity = round(velocity, 3) |
| 2695 |
elif velocity_unit == 'ft/s': |
| 2696 |
self._hmb.velocity = round(velocity * 3.28084, 3) |
| 2697 |
|
| 2698 |
# ' viscosity 유닛 변환 (모두 kg/m.s로 바꿀것임)
|
| 2699 |
viscosity_unit = self.units['Viscosity'] |
| 2700 |
if viscosity_unit == 'kg/m.sec': |
| 2701 |
viscosity = self._hmb.viscosity
|
| 2702 |
elif viscosity_unit == 'cP': |
| 2703 |
viscosity = self._hmb.viscosity * 0.001 |
| 2704 |
elif viscosity_unit == 'kg/m.h': |
| 2705 |
viscosity = self._hmb.viscosity / 3600 |
| 2706 |
elif viscosity_unit == 'lb/ft.s': |
| 2707 |
viscosity = self._hmb.viscosity * 1.48816 |
| 2708 |
|
| 2709 |
# 'density case에 따라 re계산
|
| 2710 |
density_unit = self.units['Density'] |
| 2711 |
if density_unit == 'kg/m3': |
| 2712 |
reynolds = ida * velocity * density / viscosity |
| 2713 |
elif density_unit == 'lb/ft3': |
| 2714 |
reynolds = ida * velocity * (density * 16.0185) / viscosity
|
| 2715 |
|
| 2716 |
# 'MACH 넘버 자리이므로 미입력 처리
|
| 2717 |
self._hmb.reynolds = '-' |
| 2718 |
|
| 2719 |
# ''****************** 3. roughness 가져오기 ****************** ******************
|
| 2720 |
rough = self._hmb.roughness # '무차원 상수이다 |
| 2721 |
|
| 2722 |
# ' ********** 4. pressure Drop 구하기 ***********
|
| 2723 |
|
| 2724 |
volume = volume / 3600
|
| 2725 |
# '현재 volume은 m3/s
|
| 2726 |
|
| 2727 |
# '본격 계산 '단위 [m]
|
| 2728 |
dp = 10.67 / (rough ** 1.85) * (volume ** 1.85) / (ida ** 4.87) |
| 2729 |
|
| 2730 |
# 'density case에 따라 dp계산 '단위 [k/g/1m]
|
| 2731 |
density_unit = self.units['Density'] |
| 2732 |
if density_unit == 'kg/m3': |
| 2733 |
dp = dp * (density / 1000) / 10 |
| 2734 |
elif density_unit == 'lb/ft3': |
| 2735 |
dp = dp * ((density * 16.0185) / 1000) / 10 |
| 2736 |
|
| 2737 |
dp = dp * 100
|
| 2738 |
|
| 2739 |
# '현재 100m 당으로 산출되었다
|
| 2740 |
pressure_unit = self.units['Pressure'] |
| 2741 |
if pressure_unit == 'psi': |
| 2742 |
dp = dp / 1.033 * 14.7 |
| 2743 |
elif pressure_unit == 'atm': |
| 2744 |
dp = dp / 1.033
|
| 2745 |
elif pressure_unit == 'bar': |
| 2746 |
dp = dp / 1.033 * 1.013 |
| 2747 |
elif pressure_unit == 'mmHg': |
| 2748 |
dp = dp / 1.033 * 760 |
| 2749 |
elif pressure_unit == 'kPa': |
| 2750 |
dp = dp / 1.033 * 101.325 |
| 2751 |
elif pressure_unit == 'MPa': |
| 2752 |
dp = dp / 1.033 * 0.101325 |
| 2753 |
|
| 2754 |
length_unit = self.units['Length'] |
| 2755 |
if length_unit == 'm': |
| 2756 |
self._hmb.pressure_drop = round(dp, 3) |
| 2757 |
elif length_unit == 'in': |
| 2758 |
self._hmb.pressure_drop = round(dp / 39.3701, 3) |
| 2759 |
elif length_unit == 'ft': |
| 2760 |
self._hmb.pressure_drop = round(dp / 3.28084, 3) |
| 2761 |
elif length_unit == 'yd': |
| 2762 |
self._hmb.pressure_drop = round(dp / 1.09361, 3) |
| 2763 |
elif length_unit == 'mile': |
| 2764 |
self._hmb.pressure_drop = round(dp / 0.000621371, 3) |
| 2765 |
elif length_unit == 'mm': |
| 2766 |
self._hmb.pressure_drop = round(dp / 1000, 3) |
| 2767 |
|
| 2768 |
# '100m 당 압력강하를 상당길이에 맞춰서 전체 압력강하로 넣어줌 ..
|
| 2769 |
self._hmb.pressure_drop_friction = round(self._hmb.pressure_drop / 100 * self._hmb.equivalent_length, 3) |
| 2770 |
|
| 2771 |
# 'friction factor는 필요없음
|
| 2772 |
self._hmb.friction_factor = None |
| 2773 |
|
