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How to enter the Antoine equation or Wanger equation in Aspen to calculate saturated vapor pressure?

2015-06-23View Original

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How to enter the Antoine equation or Wanger equation in Aspen to calculate saturated vapor pressure?
Reply #22015-06-23
Just create a new plxant or wagner under parameter|pure component
Reply #32015-06-23
Is this the result calculated using the default method formula? Don’t I need to enter the formula myself?
Reply #42015-06-23
For some substances, the parameters need to be entered manually; of course, if you think the default formulas are not accurate, you can use your own formulas as well.
Reply #52015-06-23
Then, if I use my own formula, where should I enter it?
Reply #62015-06-23
It’s the area above; adjust the parameters there. The formula format cannot be changed.
Reply #72015-06-23
It seems to be a formula with 7 parameters, the last two of which are the upper and lower temperature limits
Reply #82015-06-23
Yes, so all of this requires manual calculation to determine the saturated vapor pressure?
Reply #92015-06-23
These data are all obtained by fitting formulas to experimental data.
Reply #102016-09-01
Has the original poster resolved this issue? Could you please let me know how to solve it? I’m facing this same problem.
Reply #112016-09-01
They’re all experts; we’re still in the process of learning

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