eml / simple_source

Simple material stream source

simple_source Icon

This model should be used for boundary streams. Usually these streams are known and come from another process units.
The user should specify: * Total molar flow * Temperature * Pressure * Molar composition


Parameters


outer

PP
as Plugin
  Display Unit
 External Physical Properties
 

outer

NComp
as Integer
 

 Number of chemical components
 

Variables


x
as fraction
  Display Unit
 Liquid Molar Fraction
 

y
as fraction
 

 Vapour Molar Fraction
 

hl
as enth_mol
 

 Liquid Enthalpy
 kJ/kmol

hv
as enth_mol
 

 Vapour Enthalpy
 kJ/kmol

s
as entr_mol
 

 Stream Entropy
 kJ/kmol/K

sl
as entr_mol
 

 Liquid Entropy
 kJ/kmol/K

sv
as entr_mol
 

 Vapour Entropy
 kJ/kmol/K

Equations

Flash Calculation
 
 array=Flash PP
 
Overall Enthalpy
 
 h _{out}=\left(1-v _{out}\right)\cdot hl+v _{out}\cdot hv
 
Liquid Enthalpy
 
 hl=LiquidEnthalpy PP
 
Vapour Enthalpy
 
 hv=VapourEnthalpy PP
 
Overall Entropy
 
 s=\left(1-v _{out}\right)\cdot sl+v _{out}\cdot sv
 
Liquid Entropy
 
 sl=LiquidEntropy PP
 
Vapour Entropy
 
 sv=VapourEntropy PP
 


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