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  1. TanksAlotVT

    Extending Emergency Vent piping on an Aboveground Petroleum Storage Tank

    LittleInch I didn't get into that level of detail with my original post in the interest of brevity. There is fine line between brevity and details and was hoping there was someone out there that has done this exact thing and could help me out. Many of the questions you ask are determined...
  2. TanksAlotVT

    Extending Emergency Vent piping on an Aboveground Petroleum Storage Tank

    danschwind Yes, I was thinking of using Darcy-Weisbach for lack of a better equation but my book says that is intended for liquid flow and has restrictions for using this with compressible fluids like gases (vapors). I'm going to start by seeing if the restrictions are met then go from there.
  3. TanksAlotVT

    Extending Emergency Vent piping on an Aboveground Petroleum Storage Tank

    danschwind I'm going to start cranking out the equations based on the responses I have received so far and will update the forum after that is complete, either with my conclusion or with more questions. I do have a PipeFlo software that I have been using but wanted to understand this in more...
  4. TanksAlotVT

    Extending Emergency Vent piping on an Aboveground Petroleum Storage Tank

    LittleInch Wow, I see the other posts were deleted and I lost the comments I received and the rather detailed replies that I made to them yesterday. I won't do that again. I wish I could reconnect with the folks who replied to me on the other thread. Live and learn. As I posted yesterday...
  5. TanksAlotVT

    Extending Emergency Vent piping on an Aboveground Petroleum Storage Tank

    Background: A steel, Aboveground Storage Tank (AST) built to UL142 standards and containing diesel fuel (Class II fuel). This is an atmospheric (low pressure) tank with operating pressures <= 1.0 psig but which may experience pressures as high as 2.5 psig when exposed to a fire (emergency...
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