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import json
import sys
from PyQt5.QtCore import *
class MaterialStream():
counter = 1
def __init__(self, compound_names = []):
self.name = 'MaterialStream' + str(MaterialStream.counter)
self.type = 'MaterialStream'
self.compound_names = compound_names
self.count = MaterialStream.counter
self.thermo_package ="RaoultsLaw"
self.mode1 = "P"
self.mode2 = "T"
self.mode1_val = ""
self.mode2_val = ""
self.OM_data_init = ''
self.OM_data_eqn = ''
self.no_of_inputs = 1
self.no_of_outputs = 1
self.x = 2500-30
self.y = 2500-30
self.pos = QPointF(self.x, self.y)
MaterialStream.counter+=1
self.start_dict = {}
self.eqn_dict = {}
self.modes_list = ["PT", "PH", "PVF", "TVF", "PS"]
self.saved = False
self.mode = self.modes_list[0]
self.variables = {
'P' : {'name':'Pressure', 'value':101325, 'unit':'Pa'},
'T' : {'name':'Temperature', 'value':300, 'unit':'K'},
'xvap' : {'name':'Vapour Phase Mole Fraction', 'value':None, 'unit':''},
'H_p[1]' : {'name':'Mixture Phase Molar Entalpy', 'value':None, 'unit':'J/mol'},
'S_p[1]' : {'name':'Mixture Phase Molar Entropy', 'value':None, 'unit':'J/mol.K'},
'F_p[1]' : {'name':'Mixture Molar Flow Rate', 'value':100, 'unit':'mol/s'},
'H_p[2]' : {'name':'Liquid Phase Molar Entalpy', 'value':None, 'unit':'J/mol'},
'S_p[2]' : {'name':'Liquid Phase Molar Entropy', 'value':None, 'unit':'J/mol.K'},
'F_p[2]' : {'name':'Liquid Molar Flow Rate', 'value':None, 'unit':'mol/s'},
'H_p[3]' : {'name':'Vapour Phase Molar Entalpy', 'value':None, 'unit':'J/mol'},
'S_p[3]' : {'name':'Vapour Phase Molar Entropy', 'value':None, 'unit':'J/mol.K'},
'F_p[3]' : {'name':'Vapour Molar Flow Rate', 'value':None, 'unit':'mol/s'},
'x_pc' : {'name':'Mole Fraction', 'value':[], 'unit':''},
'xm_pc' : {'name':'Mass Fraction', 'value':None, 'unit':''},
'F_pc' : {'name':'Mole Flow', 'value':100, 'unit':'mol/s'},
'Fm_pc' : {'name':'Mass Flow', 'value':None, 'unit':'g/s'},
}
self.init_variables()
def init_variables(self):
Nc = len(self.compound_names)
for i, val in enumerate(self.compound_names):
self.variables['x_pc[1,'+ str(i+1)+']'] = {'name':val + ' Mixture Mole Fraction', 'value':round(1/Nc,4), 'unit':''}
self.variables['xm_pc[1,'+ str(i+1)+']'] = {'name':val + ' Mixture Mass Fraction', 'value':None, 'unit':''}
self.variables['F_pc[1,'+ str(i+1)+']'] = {'name':val + ' Mixture Mole Flow', 'value':None, 'unit':'mol/s'}
self.variables['Fm_pc[1,'+ str(i+1)+']'] = {'name':val + ' Mixture Mass Flow', 'value':None, 'unit':'g/s'}
self.variables['x_pc[2,'+ str(i+1)+']'] = {'name':[val + ' Liquid Mole Fraction'], 'value':None, 'unit':''}
self.variables['xm_pc[2,'+ str(i+1)+']'] = {'name':[val + ' Liquid Mass Fraction'], 'value':None, 'unit':''}
self.variables['F_pc[2,'+ str(i+1)+']'] = {'name':[val + ' Liquid Mole Flow'], 'value':None, 'unit':'mol/s'}
self.variables['Fm_pc[2,'+ str(i+1)+']'] = {'name':[val + ' Liquid Mass Flow'], 'value':None, 'unit':'g/s'}
self.variables['x_pc[3,'+ str(i+1)+']'] = {'name':[val + ' Vapour Mole Fraction'], 'value':None, 'unit':''}
self.variables['xm_pc[3,'+ str(i+1)+']'] = {'name':[val + ' Vapour Mass Fraction'], 'value':None, 'unit':''}
self.variables['F_pc[3,'+ str(i+1)+']'] = {'name':[val + ' Vapour Mole Flow'], 'value':None, 'unit':'mol/s'}
self.variables['Fm_pc[3,'+ str(i+1)+']'] = {'name':[val + ' Vapour Mass Flow'], 'value':None, 'unit':'g/s'}
for i in self.compound_names:
self.variables[i] = {'value':''}
def param_getter(self,mode):
dict = {}
temp = []
for i, val in enumerate(self.compound_names):
temp.append(self.variables['x_pc[1,' + str(i+1) + ']']['value'])
self.variables['x_pc']['value'] = temp
if(mode=="PT"):
self.mode1 = 'P'
self.mode2 = 'T'
dict = {self.mode1:self.variables['P']['value'], self.mode2:self.variables['T']['value'],
"MolFlow":self.variables['F_p[1]']['value'],"x_pc":self.variables['x_pc']['value']}
print('dictionary is :' + str(dict))
elif(mode=="PH"):
self.mode1 = 'P'
self.mode2 = 'H_p[1]'
dict = {self.mode1:self.variables['P']['value'], self.mode2:self.variables['H_p[1]']['value'],
"MolFlow":self.variables['F_p[1]']['value'], "x_pc":self.variables['x_pc']['value']}
elif(mode=="PVF"):
self.mode1 = 'P'
self.mode2 = 'xvap'
dict = {self.mode1:self.variables['P']['value'], self.mode2:self.variables['xvap']['value'],
"MolFlow":self.variables['F_p[1]']['value'], "x_pc":self.variables['x_pc']['value']}
elif(mode=="TVF"):
self.mode1 = 'T'
self.mode2 = 'xvap'
dict = {self.mode1:self.variables['T']['value'], self.mode2:self.variables['xvap']['value'],
"MolFlow":self.variables['F_p[1]']['value'], "x_pc":self.variables['x_pc']['value']}
elif(mode=="PS"):
self.mode1 = 'P'
self.mode2 = 'S_p[1]'
dict = {self.mode1:self.variables['P']['value'], self.mode2: self.variables['S_p[1]']['value'],
"MolFlow":self.variables['F_p[1]']['value'], "x_pc":self.variables['x_pc']['value']}
return dict
def param_setter(self,dict):
self.variables['x_pc']['value'] = dict['x_pc'].split(",")
print('xpc is :' + str(self.variables['x_pc']['value']))
self.thermo_package = dict['Thermo Package']
self.variables['F_p[1]']['value'] = dict['MolFlow']
self.variables[self.mode1]['value'] = dict[self.mode1]
self.variables[self.mode2]['value'] = dict[self.mode2]
for i in range(len(self.compound_names)):
if self.variables['x_pc']['value'][i]:
self.variables['x_pc[1,'+str(i+1)+']']['value'] = self.variables['x_pc']['value'][i]
else:
self.variables['x_pc[1,'+str(i+1)+']']['value'] = None
self.variables['xm_pc[1,'+str(i+1)+']']['value'] = self.variables['xm_pc']['value']
self.variables['F_pc[1,'+str(i+1)+']']['value'] = None
self.variables['Fm_pc[1,'+str(i+1)+']']['value'] = None
for i in range(0,len(self.compound_names)):
self.variables['x_pc[2,'+str(i+1)+']']['value'] = None
self.variables['xm_pc[2,'+str(i+1)+']']['value'] = None
self.variables['F_pc[2,'+str(i+1)+']']['value'] = None
self.variables['Fm_pc[2,'+str(i+1)+']']['value'] = None
self.variables['x_pc[3,'+str(i+1)+']']['value'] = None
self.variables['xm_pc[3,'+str(i+1)+']']['value'] = None
self.variables['F_pc[3,'+str(i+1)+']']['value'] = None
self.variables['Fm_pc[3,'+str(i+1)+']']['value'] = None
def set_pos(self,pos):
self.pos = pos
def get_min_eqn_values(self):
x_pclist = []
for i in range(0,len(self.compound_names)):
x_pclist.append(self.variables['x_pc[1,'+str(i+1)+']']['value'])
x_pc = json.dumps(x_pclist)
x_pc = x_pc.replace('[','{')
x_pc = x_pc.replace(']','}')
x_pc = x_pc.replace('"','')
if self.variables[self.mode1]['value']:
self.eqn_dict[self.mode1] = self.variables[self.mode1]['value']
if self.variables[self.mode2]['value']:
self.eqn_dict[self.mode2] = self.variables[self.mode2]['value']
if self.variables['x_pc']['value']:
self.eqn_dict['x_pc[1,:]'] = x_pc
if self.variables['F_pc']['value']:
self.eqn_dict['F_p[1]'] = self.variables['F_p[1]']['value']
def get_start_values(self):
try:
if self.variables[self.mode1]['value']:
self.start_dict[self.mode1] = self.variables[self.mode1]['value']
if self.variables[self.mode2]['value']:
self.start_dict[self.mode2] = self.variables[self.mode2]['value']
if self.variables['x_pc[2,1]']['value'] != None:
x_pcarr = []
for i in range(1,4):
cmf = []
for j in range(1,len(self.compound_names)+1):
cmf.append(str(self.variables['x_pc['+str(i)+','+str(j)+']']['value']))
x_pcarr.append(cmf)
x_pcstr = json.dumps(x_pcarr)
x_pcstr = x_pcstr.replace('[','{')
x_pcstr = x_pcstr.replace(']','}')
x_pcstr = x_pcstr.replace('"','')
self.start_dict['x_pc'] = x_pcstr
if self.variables['xm_pc[2,1]']['value'] != None:
xm_pcarr = []
for i in range(1,4):
cmf = []
for j in range(1,len(self.compound_names)+1):
cmf.append(str(self.variables['xm_pc['+str(i)+','+str(j)+']']['value']))
xm_pcarr.append(cmf)
xm_pcstr = json.dumps(x_pcarr)
xm_pcstr = xm_pcstr.replace('[','{')
xm_pcstr = xm_pcstr.replace(']','}')
xm_pcstr = xm_pcstr.replace('"','')
self.start_dict['xm_pc'] = xm_pcstr
if self.variables['Fm_pc[2,1]']['value'] != None:
Fm_pcarr = []
for i in range(1,4):
cmf = []
for j in range(1,len(self.compound_names)+1):
cmf.append(str(self.variables['Fm_pc['+str(i)+','+str(j)+']']['value']))
Fm_pcarr.append(cmf)
Fm_pcstr = json.dumps(x_pcarr)
Fm_pcstr = Fm_pcstr.replace('[','{')
Fm_pcstr = Fm_pcstr.replace(']','}')
Fm_pcstr = Fm_pcstr.replace('"','')
self.start_dict['Fm_pc'] = Fm_pcstr
if self.variables['F_pc[2,1]']['value'] != None:
F_pcarr = []
for i in range(1,4):
cmf = []
for j in range(1,len(self.compound_names)+1):
cmf.append(str(self.variables['F_pc['+str(i)+','+str(j)+']']['value']))
F_pcarr.append(cmf)
F_pcstr = json.dumps(F_pcarr)
F_pcstr = F_pcstr.replace('[','{')
F_pcstr = F_pcstr.replace(']','}')
F_pcstr = F_pcstr.replace('"','')
self.start_dict['F_pc'] = F_pcstr
if self.variables['MW_p[2]']['value'] != None:
MW_pArr = []
for i in range(1,4):
MW_pArr.append(self.variables['MW_p['+str(i)+']']['value'])
MW_pStr = json.dumps(MW_pArr)
MW_pStr = MW_pStr.replace('[','{')
MW_pStr = MW_pStr.replace(']','}')
MW_pStr = MW_pStr.replace('"','')
self.start_dict['MW_p'] = MW_pStr
if self.variables['F_p[2]']['value'] != None:
F_pArr = []
for i in range(1,4):
F_pArr.append(self.variables['F_p['+str(i)+']']['value'])
F_pStr = json.dumps(F_pArr)
F_pStr = F_pStr.replace('[','{')
F_pStr = F_pStr.replace(']','}')
F_pStr = F_pStr.replace('"','')
self.start_dict['F_p'] = F_pStr
if self.variables['Cp_p[2]']['value'] != None:
Cp_pArr = []
for i in range(1,4):
Cp_pArr.append(self.variables['Cp_p['+str(i)+']']['value'])
Cp_pStr = json.dumps(Cp_pArr)
Cp_pStr = Cp_pStr.replace('[','{')
Cp_pStr = Cp_pStr.replace(']','}')
Cp_pStr = Cp_pStr.replace('"','')
self.start_dict['Cp_p'] = Cp_pStr
if self.variables['H_p[2]']['value'] != None:
H_pArr = []
for i in range(1,4):
H_pArr.append(self.variables['H_p['+str(i)+']']['value'])
H_pStr = json.dumps(H_pArr)
H_pStr = H_pStr.replace('[','{')
H_pStr = H_pStr.replace(']','}')
H_pStr = H_pStr.replace('"','')
self.start_dict['H_p'] = H_pStr
if self.variables['S_p[2]']['value'] != None:
S_pArr = []
for i in range(1,4):
S_pArr.append(self.variables['S_p['+str(i)+']']['value'])
S_pStr = json.dumps(S_pArr)
S_pStr = S_pStr.replace('[','{')
S_pStr = S_pStr.replace(']','}')
S_pStr = S_pStr.replace('"','')
self.start_dict['S_p'] = S_pStr
if self.variables['Fm_p[2]']['value'] != None:
Fm_pArr = []
for i in range(1,4):
Fm_pArr.append(self.variables['Fm_p['+str(i)+']']['value'])
Fm_pStr = json.dumps(Fm_pArr)
Fm_pStr = Fm_pStr.replace('[','{')
Fm_pStr = Fm_pStr.replace(']','}')
Fm_pStr = Fm_pStr.replace('"','')
self.start_dict['Fm_p'] = Fm_pStr
except Exception as e:
exc_type, exc_obj, exc_tb = sys.exc_info()
print(exc_type,exc_tb.tb_lineno)
print(e)
print('error')
def OM_Flowsheet_Initialize(self,addedcomp):
self.OM_data_init = ''
self.OM_data_init = self.OM_data_init + ("model ms"+str(self.count)+"\n")
self.OM_data_init = self.OM_data_init + ("extends Simulator.Streams.MaterialStream;\n" )
self.OM_data_init = self.OM_data_init + ("extends Simulator.Files.ThermodynamicPackages."+self.thermo_package+";\n")
self.OM_data_init = self.OM_data_init + ("end ms"+str(self.count)+";\n")
comp_count = len(addedcomp)
self.OM_data_init = self.OM_data_init + "ms"+str(self.count) +" " + self.name +"(Nc = " + str(comp_count)
self.OM_data_init = self.OM_data_init + ",C = {"
C = str(addedcomp).strip('[').strip(']')
C = C.replace("'","")
self.OM_data_init = self.OM_data_init + C + "},"
self.OM_data_init = self.OM_data_init[:-1]
self.OM_data_init = self.OM_data_init + ');\n'
return self.OM_data_init
def OM_Flowsheet_Equation(self,addedcomp,method):
self.OM_data_eqn = ''
self.comp_count = len(addedcomp)
if method == 'Eqn':
self.eqn_dict = {}
self.get_min_eqn_values()
if method == 'SM':
self.eqn_dict = {}
self.get_min_eqn_values()
for key,value in self.eqn_dict.items():
self.OM_data_eqn = self.OM_data_eqn + self.name + '.'+ key + ' = ' + str(value) + ';\n'
return self.OM_data_eqn
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