Search found 4 matches

by ioncube
03 April 2018, 14:33
Forum: COCO (AmsterCHEM)
Topic: serial conversion reaction failing to converge
Replies: 6
Views: 15568

Re: serial conversion reaction failing to converge

1] Measure Element ...detects O2 mole flow (it can be changed) in Product stream 2] An information stream transfers this to Controller as input 3] Controller is given a set point to adjust above to say zero 4] Output from controller (another information stream) sends this information to a control el...
by ioncube
02 April 2018, 20:08
Forum: COCO (AmsterCHEM)
Topic: serial conversion reaction failing to converge
Replies: 6
Views: 15568

Re: serial conversion reaction failing to converge

thubelihle, Attached is the flowsheet where you can change controller options & get a dynamic setting of your feed flow :D
by ioncube
25 February 2018, 16:12
Forum: COCO (AmsterCHEM)
Topic: Dynamic setting Flash drum TOP oultet stream MoleFlow
Replies: 4
Views: 12490

Re: Dynamic setting Flash drum TOP oultet stream MoleFlow

Jasper ...I cannot find thanks button inn this forum :D Attached is the corrected sheet. My other query is ...what is SCALE parameter in Controller? I cannot find comprehensive literature on it. What if I want convergence to be NOT so accurate ...say an accuracy of 0.01 is acceptable how do I do that?
by ioncube
23 February 2018, 13:14
Forum: COCO (AmsterCHEM)
Topic: Dynamic setting Flash drum TOP oultet stream MoleFlow
Replies: 4
Views: 12490

Dynamic setting Flash drum TOP oultet stream MoleFlow

I am attaching a screenshot & a case file for twin staged refrigeration cycle. I cannot resolve my issue ...which is detailed below: The ChemsepFlash_UO is fed with a stream containing vapour as well as liquid phase where vapour phase is to be completely separated. Now if I know vapour fraction ...

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