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parametric_compressor_window.py
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parametric_compressor_window.py
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from PyQt5.QtCore import *
from PyQt5.QtWidgets import *
from PyQt5.QtGui import *
from PyQt5.uic import loadUiType
import os, sys
from unit_conversion import *
import numpy as np
FROM_compressor_Parametric_Main,_ = loadUiType(os.path.join(os.path.dirname(__file__),"ui_files/compressor_parametric.ui"))
class values():
pass
class parametric_compressor_Window(QDialog, FROM_compressor_Parametric_Main):
def __init__(self, parent=None):
super(parametric_compressor_Window, self).__init__(parent)
self.setupUi(self)
# connecting signals
self.Vdot_check.stateChanged.connect(self.check_changed)
self.Speed_check.stateChanged.connect(self.check_changed)
self.fp_check.stateChanged.connect(self.check_changed)
self.eta_electric_check.stateChanged.connect(self.check_changed)
self.mdot_multiplier_check.stateChanged.connect(self.check_changed)
self.power_multiplier_check.stateChanged.connect(self.check_changed)
self.Compressor_check.stateChanged.connect(self.check_changed)
self.cancel_button.clicked.connect(self.close)
self.ok_button.clicked.connect(self.ok_button_clicked)
def update_selected_refirgerants(self):
selected_items = [x.text() for x in self.refrigerant.selectedItems()]
if selected_items:
self.refrigerant_unit.setPlainText(", ".join(selected_items))
else:
self.refrigerant_unit.setPlainText("")
def load_fields(self,data):
if data[0,0]: # speed
self.Speed_check.setChecked(True)
self.Speed.setText(", ".join([str(round(i,6)) for i in data[0,1]]))
if data[1,0]: # Heat loss fraction
self.fp_check.setChecked(True)
self.fp.setText(", ".join([str(round(i,6)*100) for i in data[1,1]]))
if data[2,0]: # electric efficiency
self.eta_electric_check.setChecked(True)
self.eta_electric.setText(", ".join([str(round(i,6)*100) for i in data[2,1]]))
if data[3,0]: # mass flowrate multiplier
self.mdot_multiplier_check.setChecked(True)
self.mdot_multiplier.setText(", ".join([str(round(i,6)) for i in data[3,1]]))
if data[4,0]: # power multiplier
self.power_multiplier_check.setChecked(True)
self.power_multiplier.setText(", ".join([str(round(i,6)) for i in data[4,1]]))
if data[5,0]: # Vdot
self.Vdot_check.setChecked(True)
self.Vdot.setText(", ".join([str(round(i,6)) for i in data[5,1]]))
if data[6,0]: # compressor
self.Compressor_check.setChecked(True)
for i in data[6,1]:
self.Compressor.item(i).setSelected(True)
def raise_error_message(self,message):
msg = QMessageBox()
msg.setIcon(QMessageBox.Warning)
msg.setText(message)
msg.setWindowTitle("Sorry!")
msg.setStandardButtons(QMessageBox.Ok)
msg.exec_()
def validate(self):
data = []
if self.Speed_check.checkState():
try:
value = self.Speed.text()
list_of_values = [float(i) for i in value.replace(" ","").split(",")]
list_of_values = list(set(list_of_values))
values = tuple(sorted(list_of_values))
for i in values:
if not i > 0:
return (0,self.Speed_check.text()+" values must be greater than 0")
data.append([1,values,"Compressor Speed",'rpm'])
except:
import traceback
print(traceback.format_exc())
return (0, "Error in reading "+self.Speed_check.text()+" values")
else:
data.append([0,0,'',''])
if self.fp_check.checkState():
try:
value = self.fp.text()
list_of_values = [float(i)/100 for i in value.replace(" ","").split(",")]
list_of_values = list(set(list_of_values))
values = tuple(sorted(list_of_values))
for i in values:
if not 0 <= i < 1:
return (0,self.fp_check.text()+" values must be between 0 and 100")
data.append([1,values,"Compressor heat loss ratio",'%'])
except:
import traceback
print(traceback.format_exc())
return (0, "Error in reading "+self.fp_check.text()+" values")
else:
data.append([0,0,'',''])
if self.eta_electric_check.checkState():
try:
value = self.eta_electric.text()
list_of_values = [float(i)/100 for i in value.replace(" ","").split(",")]
list_of_values = list(set(list_of_values))
values = tuple(sorted(list_of_values))
for i in values:
if not 0 < i <= 1:
return (0,self.eta_electric_check.text()+" values must be between 0 and 100")
data.append([1,values,"Compressor electric efficiency",'%'])
except:
import traceback
print(traceback.format_exc())
return (0, "Error in reading "+self.eta_electric_check.text()+" values")
else:
data.append([0,0,'',''])
if self.mdot_multiplier_check.checkState():
try:
value = self.mdot_multiplier.text()
list_of_values = [float(i) for i in value.replace(" ","").split(",")]
list_of_values = list(set(list_of_values))
values = tuple(sorted(list_of_values))
for i in values:
if not i > 0:
return (0,self.mdot_multiplier_check.text()+" values must be greater than 0")
data.append([1,values,"Compressor mass flowrate multiplier",''])
except:
import traceback
print(traceback.format_exc())
return (0, "Error in reading "+self.mdot_multiplier_check.text()+" values")
else:
data.append([0,0,'',''])
if self.power_multiplier_check.checkState():
try:
value = self.power_multiplier.text()
list_of_values = [float(i) for i in value.replace(" ","").split(",")]
list_of_values = list(set(list_of_values))
values = tuple(sorted(list_of_values))
for i in values:
if not i > 0:
return (0,self.power_multiplier_check.text()+" values must be greater than 0")
data.append([1,values,"Compressor power multiplier",''])
except:
import traceback
print(traceback.format_exc())
return (0, "Error in reading "+self.power_multiplier_check.text()+" values")
else:
data.append([0,0,'',''])
if self.Vdot_check.checkState():
try:
value = self.Vdot.text()
list_of_values = [float(i) for i in value.replace(" ","").split(",")]
list_of_values = [volume_unit_converter(value,self.Vdot_unit.currentIndex()) for value in list_of_values]
list_of_values = list(set(list_of_values))
values = tuple(sorted(list_of_values))
for i in values:
if not i > 0:
return (0,self.Vdot_check.text()+" values must be greater than 0")
data.append([1,values,"Compressor Displacement Volume per Revolution",'m3'])
except:
import traceback
print(traceback.format_exc())
return (0, "Error in reading "+self.Speed_check.text()+" values")
else:
data.append([0,0,'',''])
if self.Compressor_check.checkState():
try:
selected_items = [x.row() for x in self.Compressor.selectedIndexes()]
if selected_items:
list_of_values = selected_items
else:
return (0, "Please choose at least one compressor")
list_of_values = list(set(list_of_values))
values = tuple(sorted(list_of_values))
data.append([1,values,"Compressor used",''])
except:
import traceback
print(traceback.format_exc())
return (0, "Error in reading compressors")
else:
data.append([0,0,'',''])
data = np.array(data, dtype=object)
return (1, data)
def ok_button_clicked(self):
validate = self.validate()
if validate[0]:
atleast_once = False
if any(validate[1][:,0]):
atleast_once = True
if atleast_once:
self.parametric_data = validate[1]
else:
self.parametric_data = None
self.close()
else:
self.raise_error_message(validate[1])
def check_changed(self,state):
sender_name = self.sender().objectName()
object_name = sender_name.replace("_check","")
if state:
getattr(self,object_name).setEnabled(True)
if hasattr(self,object_name+"_unit"):
getattr(self,object_name+"_unit").setEnabled(True)
else:
getattr(self,object_name).setEnabled(False)
if hasattr(self,object_name+"_unit"):
getattr(self,object_name+"_unit").setEnabled(False)
def refresh_ui(self,compressors):
compressor_names = []
for compressor in compressors:
compressor_names.append(compressor[1])
self.Compressor.clear()
self.Compressor.addItems(compressor_names)