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以下系這些是Channel主題影片
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Net Suction Pressure Head 可分為 Net Suction Pressure Head Required 及Net Suction Pressure Head Available
Net Suction Pressure Head Required 可在泵Curve找到
Net Suction Pressure Head Available 需用Formula計算出來
NSPHa = Ha + Hs - Hvp - Hf - Hi計算Net Suction Pressure Head Available
NSPHa值需高過NSPHr, 如果不是會有空蝕Cavition情況