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I need help – when using Aspen for simulation, all the reactants get completely consumed

2019-05-07View Original

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I used the kinetics provided in the literature, and as a result all of the reactants were completely consumed. . . Is there a problem with where I entered it? Please help, experts
Reply #22019-05-07
In terms of the calibration, I followed the settings specified in the literature: acetylene set at level 1 and vinyl acetate at 0.62; in this case no product was obtained. Only when acetylene was set at level 1 and vinyl acetate at 0 was a product produced. And all 0s mean that all reactions have taken place. Why is that?>o
Reply #32019-05-08
There’s too little information in the literature; we don’t even know the dynamic form – whether it’s powerlaw, LHHW, or something else – there’s no specific detail given
Reply #42019-05-08
This post was last edited by *amingteda on 2019-5-13 at 16:10. If the settings are appropriate, reduce the volume of the reactor to half of its original size and see what the effects are – could this result in the reactants not being completely converted?
Reply #52019-05-08
Okay, I’ll give it a try. Thank you
Reply #62019-05-08
Thank you! I think it should be a powerlaw. I’ll send it to the dormitory as an attachment; I hope you can take a look at it. I suspect there is a problem with this literature; k is only 28.22, or 2822, which is much lower than in other studies.
Reply #72019-05-08
Because the attachment cannot be found. There’s no other way. I’m sorry. . I hope you can take a look

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