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脉冲液体射流泵性能参数的数值研究
引用本文:王玲花,张川,宁盼华,干超.脉冲液体射流泵性能参数的数值研究[J].水力发电,2011,37(9).
作者姓名:王玲花  张川  宁盼华  干超
作者单位:华北水利水电学院,河南 郑州,450045
基金项目:华北水利水电学院高层次人才科研启动项目(200832)
摘    要:定量分析脉冲液体射流泵时均值基本性能方程中的最优工作参数、动量修正系数、时均惯性力与时均惯性水头的变化规律及其对性能的影响,结果表明脉冲射流可以使流体在喉管出口处得到更充分的混合,并且改善射流泵的最优工作参数和范围。

关 键 词:脉冲液体射流泵  时均性能  最优工作参数  动量修正系数  

Numerical Study on Performance Parameter of Pulsed Liquid Jet Pump
Wang Linghua,Zhang Chuan,Ning Panhua,Gan Chao.Numerical Study on Performance Parameter of Pulsed Liquid Jet Pump[J].Water Power,2011,37(9).
Authors:Wang Linghua  Zhang Chuan  Ning Panhua  Gan Chao
Affiliation:Wang Linghua,Zhang Chuan,Ning Panhua,Gan Chao(North China University of Water Conservancy and Electric Power,Zhengzhou 450045,Henan,China)
Abstract:The optimal operating parameters,momentum correction factor,time-average inertia force and time-average inertia head of pulsed liquid jet pump are quantitatively studied based on the time-average basic performance equation,and the impacts on performance are also analyzed.The calculation shows that the pulsed jet can make the fluid to be more fully mixed in the outlet of throat tube and improve the optimal operating parameters and range of liquid jet pump.
Keywords:pulsed liquid jet pump  time-average performance  optimal operating parameter  momentum correction factor  
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