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Help questions: Catalyst bed diameter calculation

2020-05-14View Original

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Hello fellow chemical industry partners, I have been revising my graduation project recently. There was an error in calculating the diameter of the catalyst bed, but I don’t know how to modify it. The reactor is a fixed bed reactor, that is, a tubular reactor. Please help me, this poor man who is struggling in Bishe's sea of ​​suffering. Thank you! Among them, V0 is 21571m3/h.
Reply #22020-05-14
Wrong calculation, the result is 1.235
Reply #32020-05-14
Its diameter is by no means so certain from a reaction engineering perspective.; This can be determined from a process perspective. However, there should be conflicts between reaction engineering and technology and they should be coordinated.
Reply #42020-05-14
Oh my gosh, I didn’t notice it after reading it several times. Thank you.
Reply #52020-05-23
Think more for yourself: From the perspective of chemical reaction, we hope that the contact residence time is long, the air speed is low, and the reaction is sufficient. ; However, from an engineering process perspective, such low airspeed results in low linear speed, which will reduce turbulence in the tube and affect heat transfer. Therefore, there is a contradiction between reaction and engineering and technology.
Reply #62020-08-07
Who discovered the calculation error? How did you calculate it? You pressed the wrong button on the calculator, and you didn't do the calculation again during the check. Is that right?

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