JI Hai-shui 1,CHEN He-ai 2 \ \ \ \ (1.Shangrao City Hydropower Survey and Designing Institute of Jiangxi Province, \ Shangrao 334000,China; 2.School of Civil Engineering,Nanchang University,Nanchang 330029,China)
Abstract:The paper proves the possibility of cut-off water hammer position,and systematically introduces approximate calculation method of neglecting and considering flow resistance, and the results can be for reference for the administrative personnel of draw sys