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  1. Vivaldi SMITH

    How to calculate the ideal TEG circulation rate .

    I am trying to figure how can I calculate the ideal Tryethylene glycol injecttion rate to prevent hydrate formation on a subsea pipeline gas flow rate about 300 MMSCFD
  2. Vivaldi SMITH

    How to calculate the amount of flow on a valve that is passing

    I am trying to calculate how much flow is going through a valve that i am suspecting is passing. What formula can i use, please i need this urgent help. Thank you
  3. Vivaldi SMITH

    How to remove about 6K lbs of propane in Tank

    I have an assignment that I quiet struglling with. We have a propane Tank that after inventory will hold around 6K lbs of propane. I have to come up with plans to remove that propane in order to let maintenance perform work inside the tank. What can I use to remove , by flaring this remaining...
  4. Vivaldi SMITH

    What types of bypass can be used if there is a recertification on PSV valves if pressure increases.

    I have this doubt, They are going to recertify couple of PSV's in the Unit, but I was wondering if one assesment I should consider is opening the bypass around a thermal relief Pressure Safety valve, if pressure increases close to PSV set point. What about fire PSV?
  5. Vivaldi SMITH

    How to convert MMSCFD of natural gas to lb/hr

    Hello, I am struggling big time converting MMSCFD of natural gas to lb/hr. I would greatly appreciate any help.
  6. Vivaldi SMITH

    I need guidance on how to find Maximum Allowable Working Pressure.

    I need guidance on ho to find the following: Maximum Allowable Working Pressure Maximum Allowable Operating Pressure Maximum Operating Pressure Relief Pressure
  7. Vivaldi SMITH

    I am trying to calculate the cost of a PFR reactor

    Fellows, I am trying to calculate the cost of a PFR reactor. Anyone here has a good document step by step that I can use for this purpose. I have been looking online and could not find anything.
  8. Vivaldi SMITH

    calculate the Internal area of a tube in an evaporizer

    [b]Dear friends, I am trying to calculate the Internal area of a tube in an evaporizer. I am using the formula (pi*D^2)/4, How to I determine the D? I understand that's the diameter of the tube. Please help .
  9. Vivaldi SMITH

    I am designing a reactor, trying to calculate rate only have for now flow

    I have calculated to have about 7k lbmol per hour of Isopropyl Alcohol, I would like to convert that into concentration to calculate the rates. using -ra=k(Cao(1-x)/(1+xa). How do I convert this flow lbmol/hr into concentration units. Please help

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