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from OMChem.EngStm import EngStm
class Pump():
counter = 1
def __init__(self,name='Pump',eff = None):
self.eff = eff
self.OM_data_eqn = ''
self.OM_data_init = ''
self.InputStms = None
self.OutputStms = None
self.EngStms = EngStm(name='EngStm'+name)
self.type = 'Pump'
self.mode = None
self.modeVal = None
# new
self.name = name + str(Pump.counter)
self.no_of_input = 1
self.no_of_output = 1
Pump.counter += 1
def getname(self):
return self.name
def connect(self,InputStms = None,OutputStms = None):
self.InputStms = InputStms
self.OutputStms = OutputStms
def modesList(self):
return ["pressInc","outP","reqPow","enFlo"]
def paramgetter(self,mode="pressInc"):
self.mode = mode
dict = {"eff":None,self.mode:None}
return dict
def paramsetter(self,dict):
self.eff = dict['eff']
self.modeVal = dict[self.mode]
def OM_Flowsheet_Init(self, addedcomp):
self.OM_data_init = ''
comp_count = len(addedcomp)
self.OM_data_init = self.OM_data_init + 'Simulator.Streams.Energy_Stream '+self.EngStms.name+';\n'
self.OM_data_init = self.OM_data_init + (
"Simulator.Unit_Operations.Centrifugal_Pump " + self.name + "(Nc = " + str(comp_count))
self.OM_data_init = self.OM_data_init + (",comp = {")
comp = str(addedcomp).strip('[').strip(']')
comp = comp.replace("'", "")
self.OM_data_init = self.OM_data_init + comp + ("},")
self.OM_data_init = self.OM_data_init + 'eff = ' + str(self.eff) + ');\n'
return self.OM_data_init
def OM_Flowsheet_Eqn(self, addedcomp):
self.OM_data_eqn = ''
self.OM_data_eqn = self.OM_data_eqn + ('connect(' + self.InputStms[0].name + '.outlet,' + self.name + '.inlet' + ');\n')
self.OM_data_eqn = self.OM_data_eqn + ('connect(' + self.name + '.outlet,' + self.OutputStms[0].name + '.inlet);\n')
self.OM_data_eqn = self.OM_data_eqn + ('connect(' + self.EngStms.name + '.outlet,' + self.name + '.energy);\n')
if(self.mode =="enFlo"):
self.OM_data_eqn = self.OM_data_eqn + (self.EngStms.name+'.'+self.mode+'='+ self.modeVal + ';\n')
else:
self.OM_data_eqn = self.OM_data_eqn + (self.name+'.'+self.mode+'='+ self.modeVal + ';\n')
return self.OM_data_eqn
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