The following table shows a brief description of the variables appearing in this tab. The table also displays their default values and their generally acceptable range:
|
Variable |
Default Value |
Range |
|
|
||
|
○ Feed Condensation (% mol) |
0.0 |
0 – 100 |
|
○ Component Condensation (% mol) |
50.0 |
0 – 100 |
|
○ Ref. Comp. |
<None> |
Any Pure Component |
|
◙ Condensation (%) |
0.0 |
0 – 100 |
|
○ Operating Temp. (C) |
20.0 |
Positive |
|
○ Operating Pressure (atm) |
1.0 |
Positive |
|
● Cooling Load (kcal/h) |
0.0 |
Positive |
|
○ Cooling Agent Name |
<Chilled Water> |
Any Cooling Agent |
|
● Inlet Temp. (oC) |
5.0 |
Positive |
|
● Outlet Temp. (oC) |
10.0 |
Positive |
|
● Rate (kg/h) |
0.0 |
Positive |
|
○ Heat Transfer Efficiency(%) |
90.0 |
[0,100) |
|
○ Temperature Difference Factor |
1.0 |
Positive |
|
○ Heat Transfer Coeff. (kcal/h-m2-°C) |
740.504 |
Positive |
Symbol Key: ○ User-specified value (always input); ● Calculated value (always output); ◙ Sometimes input, sometimes output
•Vapor/Liquid Split...
You can set the vapor-liquid splits or let those be calculated by thermodynamic modeling (i.e., the PS toolbox).
•Problem Specification...
In order to solve the system of equations eq. (A.265)- eq. (A.269), two variables need to be specified. In terms of flash problem specifications, the following flash problems are supported:
|
Flash Problem Type |
Variables specified |
|---|---|
|
|
|
|
Isothermal |
T, P |
|
Feed vapor percentage |
V/F, P |
|
Component vapor percentage |
yiV, P |