Running conditions of parallel-connected variable and constant speed pump are discussed using pump performance curve, and the correct switch steps are pointed out.
利用特性曲线对变速泵与定速泵并联运行工况进行了讨论，指出其正确切换步骤。
Taking the pump station of West-South Oil Product pipeline as an example, dynamic programming theory is adopted to settle pump running problem of the whole pipeline with speed variable pumps.
以西南成品油管道泵站为例，运用动态规划的原理，解决配有调速泵的管道全线开泵方案问题。
Taking the pump station of West-South Oil Product pipeline as an example, dynamic programming theory is adopted to settle pump running problem of the whole pipeline with speed variable pumps.
以西南成品油管道泵站为例，运用动态规划的原理，解决配有调速泵的管道全线开泵方案问题。
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