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An error occurred in Aspen Simple Distillation

2018-04-10View Original

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Aspen gives an error when simulating simple distillation, showing a minimum reflux ratio of 0.1. Please help me out, experts
Reply #22018-04-10
Hello, I have uploaded the file in my new post. Please take a look
Reply #32018-04-10
Hello, I have uploaded the file in my new post. Please take a look
Reply #42018-04-10
It won’t converge; you might need to use a convergence method for non-ideal systems, going straight to radfrac
Reply #52018-04-11
Does radfrac require a result obtained through simplified simulation in order to input values?
Reply #62018-04-11
There’s no such thing; once you’re familiar with it, using radfrac is even faster
Reply #72018-04-11
The results I obtained by using radfrac directly showed two streams, with the products coming out along with the impurities
Reply #82018-04-11
If radfrac is used directly, then can’t we analyze the effect of the number of plates on the reflux ratio?
Reply #92018-04-11
Sure, just conduct a sensitivity analysis

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