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Recent content by elowami

  1. elowami

    filling a floating roof tank

    IFRs, Thank you for your cooperation. Regards
  2. elowami

    filling a floating roof tank

    LittleInch, We have two tanks, the first tank supplies the second tank (media pyrolysis gasoline) in the normal operation. Currently, the plant is in total shutdown and we want to install a new radar system for the second tank. So, we want to empty the second tank by transferring the remaining...
  3. elowami

    filling a floating roof tank

    Hello everybody, I want to ask a question. Can I fill a floating roof tank through the output nozzle? Knowing that the output nozzle has a vortex breaker. thanks
  4. elowami

    NPSHa calculation

    yes I have the NPSHr from the vendor datasheet 0m at datum and 1.2m at the grade.
  5. elowami

    NPSHa calculation

    Hi all, I want to ask about calculation of the net positive suction head available for ethylene pump (vertical multistage pot mounted submerged motor pump). see the attached picture. my question is : the calculation of the net positive suction head available based on point 1 or point 2...
  6. elowami

    Hydrostatic alternative of methanol

    thank you all for your cooperations
  7. elowami

    Hydrostatic alternative of methanol

    We have to hydrotest a heat exchanger, this exchanger used as ethylene vaporizer at -104C. This exchanger hydrotesting with methanol before which is not available now. Thus we are considering other mediums for hydrotest fluid. One idea floating around is to use nitrogen. I would like to know if...
  8. elowami

    Check the availability of floating roof tank

    Thank you Mr. LittleInch
  9. elowami

    Check the availability of floating roof tank

    - The storage tanks have been suspended for 6 years due to the deteriorating security situation in the area. - The tanks are completely empty and left under nitrogen pressure. in case of using water for test, how can I get rid of the water residue after discharged (drained) from the tank...
  10. elowami

    Check the availability of floating roof tank

    The reason for the suspension of the floating roof tanks from the service because the plant is completely suspended for long time 6 years. Before the shutdown there were no problems with the storage tanks.
  11. elowami

    Check the availability of floating roof tank

    How can we check the availability (ready for start-up) of floating roof tanks which suspended (out of service) for long periods of time. is there any test or procedure for this? thanks
  12. elowami

    expired lube oil

    yes the quantity is large (about 405 drums), and the storage condition not bad. the sample test is free because it is done in our company. thank you everybody
  13. elowami

    expired lube oil

    we take a sample from the drum, and we find that the properties in the range. it has not been tested yet. but we don't sure that it will be in the range in the operation.
  14. elowami

    expired lube oil

    in our company we have a large amount of lube oil which is expired on 10/2015. can we use this oil? thank you
  15. elowami

    Dispose of My leftover naphtha

    thank you everybody for your cooperation
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