Ushtar Arshad

3 Questions 2 Answers 0 Followers

Questions related from Ushtar Arshad

Why Aspen Custom Modeller PEM WE simulation is giving an error (attached screeshot) Any suggestions to resolve will be appreciated.Tq ???

Starting run at 22:49:30 Solving steady state ... Solving group 27, size 45, type Nonlinear SPARSE: Iteration 0, Var. Norm= 0.000e+00, Eqn. Norm= 2.860e+03 (best 2.860e+03) Check bounds: 7...

22 May 2024 5,318 1 View

How do I specify heterogeneous LHHW kinetic model in a liquid phase catalytic exchange column using Aspen Plus (Radfrac)?

I have been trying to model a reaction using LHHW kinetics in radfrac column but found that Radfrac does not recognize the LHHW kinetics. Please guide how I can incorporate (maybe using Fortran)...

09 February 2023 1,071 2 View

Isotopic separation in Aspen plus?

I am trying to simulate a column in which the reaction and phase transition occurs in alternate trays of a single column. Initially, I was trying to use Radfrac column using rate based and...

14 January 2023 4,858 0 View