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  1. mpivaut

    Availability calculation for a series model

    Dear All, Imagine a system consisting of 2 components in series with the same following parameters: mtbf = 1000 h mttr = 5 h Knowing that A = mtbf / ( mtbf + mttr ), we have : A1 = A2 = 1000/ (1000+5) = 0,995024876 Because they are in series A system = A1 * A2 and then A system = 0,990074503...

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