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    The pump speed and flow, head, shaft power have anything to do
    Time:2011-4-14
    For the same pump, when the impeller diameter is constant, change the speed ratio of its performance can be the following law of conversion.
        
    Where: Q1, H1, Pa1 - that when the flow speed n1, head, shaft power;
    Q2, H2, Pa2 - that when the flow speed n2, head, shaft power.
    editor:kongfanchang

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