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  1. ChEGATOR

    Applicability of the Fire Overpressure Scenario

    Thanks to all for your input - I appreciate your help!
  2. ChEGATOR

    Applicability of the Fire Overpressure Scenario

    I am trying to determine if API 521 speaks to how long a fire needs to last to be considered a valid overpressure scenario. In the particular case that I am reviewing, a small 1 gallon vessel (MAWP = 1,800 psig) may be exposed to an external fire if a hexane spill occurs and ignites near the...
  3. ChEGATOR

    Solubility of Air in Crude Oil

    So do you use a formula similar to Henry's Law, but replace Henry's constant with the Ostwald Coefficient?
  4. ChEGATOR

    Solubility of Air in Crude Oil

    How do I calculate the solubility of air in crude oil at a given temperature and pressure? Thanks for your help.
  5. ChEGATOR

    Surface area of an Spheroid Tank

    MJCronin - Thanks for your reply. The tank in question doesn't really look like either one of the tanks in the first two links. It does resemble the tank in the third link. The tank type is actually a Horton Spheroid. Page 2 of the pdf at the following link shows a picture of a Horton...
  6. ChEGATOR

    Surface area of an Spheroid Tank

    I am looking for a formula that will allow me to calculate the surface area of an oblate spheroid tank. I have found formulas that will allow me to calculate the surface area of a spheroid, but my spheroid tank has a flat bottom, so I don't want to include that portion of the surface area. I...

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