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  • Users: HDIMR
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  1. HDIMR

    N2 compressor type selection

    Hi every one, I have a stream of waste N2 (85%) and ethane (15%) that at low pressure ( 0.1 barg). The stream flow is 1000 kg/hr and need to be compressed up to 3 Barg to be sent to incinerator. My question is what is the best compressor type (Reciporicating vs. centrifugal)for such stream...
  2. HDIMR

    Floating roof tank

    IFRs, Thanks for your valuable reply. Do you know what is the basis of such value.Is it max pressure the roof could withstand or is eniviromental/emmission concern? Thanks in advance.
  3. HDIMR

    Floating roof tank

    Hi, I am doing some design of atm. storage tank for Hexene. Part of that is roof type selection? Is there any max vapor pressure limitation of the stored liquid for floating roof case? Appreciate any help/guidance on this matter. Regards,
  4. HDIMR

    Set Pressure < MAWP

    Bourbon, The ultimate goal behind the PSV inlet line max allowable pressure drop is to avoid chattering. Since the required relief capacity is way below the 25% rule of the rated capacity, Chattering is most likely to take place. Regards,
  5. HDIMR

    Cooling pump recycle

    Thanks Joerd. You meant to say that sphere design pressure is dictating the need of cooler or not.
  6. HDIMR

    Cooling pump recycle

    Hi, Pumping Butene from a sphere. The pump has a recycle back to the tank. Recycle stream has gained some heat due to pumping. This heat could increase its vapor pressure or reduce the density. Both conditions could have an influence on the pump performance. However, what is the dictating...
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