supported by the National Natural Science Foundation of China(Grant No.51279172);supported by the China Postdoctoral Science Foundation(Grant No.2020M673568XB),the Deyang Science and Technology Support Program(Grant No.2018CKJ002).
Pumped storage units are the main parts in China’s power construction,as a hot issue concerned by the industry.The pump turbine involves the two-way flows and a multiple condition operation,and its operation flow pat...