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Recent content by meandmyostrich

  1. meandmyostrich

    Draining under vacuum

    Yes, as it is a fan and the ducting diameter is large, the vacuum is low What I should have mentioned before is that I am concerned about liquid accumulating in the fan and destroying the bearings I was concidering some kind of lute with a drain at the bottom, but was concerned the fan would...
  2. meandmyostrich

    Draining under vacuum

    I am looking to drain liquid carry over in the suction pipeline to a scrubber fan Obviously the suction side of the fan is under (slight) vacuum - any ideas on how to drain? As it is a scrubber the fan needs to be running 24/7 I would rather avoid a manual operation if possible
  3. meandmyostrich

    ?relief valve can convert liquid release of vessel into vapour(flash)?

    Have you considered insulating the tank to give you an extra layer of safety? This would reduce the boil-up rate of your liquid in the fire engulfment case and allow you time to control the fire or transfer the tank contents before your emergency relief venting starts spewing hot toxic gas into...
  4. meandmyostrich

    PRV Sizing References

    I had a similar problem sizing relief venting for fire engulfment of solvent storage vessels. I designed a spreadsheet from the calculations stated in API520. It gives an indication of vent size required, but does not take into account 2 phase flow, which is extremely difficult to model. For...

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