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發(fā)布時間: 2012-11-5 16:56
正文摘要:根據(jù)Qt和Ht,求出泵的水力功率Ph =ρgQtHt,即可作出Qt—Ph曲線。 如將Ph加上機械摩擦功率損失,即可得到理論流量與軸功率的關(guān)系曲線Qt—P。再將Qt—P ... |
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