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  1. smatr4u

    Basis for API 521Heat Absorption Formula (Q)

    1) I am attempting to understand what is the basis for the Heat Absorption Equations (Q) in API 521. Q= 21,000FA e.82. Is this based on a worst case commodity with a high heat of combustion? is it based on Hexane? 2) I am attempting to size tank and vessel relief openings for a process in a...

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