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  1. JuliusChoi

    Hello, We are trying to put a br

    @MJCronin and JStephen, thank you for your insight. My intention was to learn about any formulas, or literature or software for this type of calculation so that I could do it by myself. That's the reason why I didn't provide any detailed information. The vessel is a conical open vessel with a...
  2. JuliusChoi

    Hello, We are trying to put a br

    Hello, We are trying to put a bridge for an agitator (upto 300 RPM) on the open vessel (300L and 30inch diameter). I am wondering how to calculate the proper weight of the bridge which doesn't badly affect the vessel. I am thinking of the calculation of the pressure which loaded in the vessel...
  3. JuliusChoi

    How to calculate the load to the vessel?

    Hello, We are trying to put a bridge on the open vessel. I am wondering how to calculate the proper weight of the bridge which doesn't badly affect the vessel. I am thinking of the calculation of the pressure which loaded in the vessel and compare the number with pressure range of the vessel...
  4. JuliusChoi

    Power for agitator calculation with 3 impellers

    Thank you so much for all your valuable comments!!
  5. JuliusChoi

    Power for agitator calculation with 3 impellers

    @pierreick You are right. I changed it. Thank you.
  6. JuliusChoi

    Power for agitator calculation with 3 impellers

    Hello, I am getting the quote for agitator now. I am comparing the power requirement between different vendors and also comparing those with my calculation. I found there are big difference between my calculation and their numbers. I just simply calculate power consumption by P=Np X N^3 X D^5...
  7. JuliusChoi

    Reactor design and agitator cost

    Hello, I am designing pilot facility now. I got the 300L capacity reaction vessel from auction for 15k. Now, I am looking for a appropriate agitator to be installed into the vessel. I got the quote today and it costs around 10K. Shaft size is 32 inch and two 12 inch diameter blade. I feel it...
  8. JuliusChoi

    Weld a flange on the top of the pressure vessel

    Hello, We got the pressure vessel (ss316) with MAWP 15 psi at 347 F. We are thinking of cutting 26" diameter F&D top head and weld the cut vessel and the top head to class 75 26" flange. I am wondering how I could get any number to confirm if this is doable. I am worrying that the vessel...
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