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离心泵汽蚀特性与调节工况的理论研究

高传昌 张长富 周兵

流体机械2001,Vol.29Issue(5):16-19,15,5.
流体机械2001,Vol.29Issue(5):16-19,15,5.

离心泵汽蚀特性与调节工况的理论研究

Theoretical Study on Cavitation Characteristics of Centrifugal Pump and Regulation of Pump Operation

高传昌 1张长富 1周兵1

作者信息

  • 1. 华北水利水电学院
  • 折叠

摘要

Abstract

Based on the basic equation of NPSH, the expression of the minimum necessary NPSH of centrifugal pump is derived. The theoretical influence of the regulation by discharge throttling and the speed regulation on the cavitation characteristics of centrifugal pump is studied, and the application of the two regulation in mitigating and preventing cavitation of pump is analysed. The studies can be used to guide practical projects.

关键词

离心泵/汽蚀余量/调节工况

分类

机械制造

引用本文复制引用

高传昌,张长富,周兵..离心泵汽蚀特性与调节工况的理论研究[J].流体机械,2001,29(5):16-19,15,5.

流体机械

OACSCD

1005-0329

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