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  1. rh.ryan88

    ISA Control valve sizing equations

    Hi All. I am busy using the ISA equations for sizing a control valve. I know my mass flow rate and I have my density, compressibility factor and molecular mass values. However, when I use Eq. 9 and 10, I get very different results. Cv 0.39 and Cv 12.38 for each equation respectively. I have...

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