...Farhad Sedri; Alireza Riasi; Alireza Mahdavi Nejad; Hameed Metghalchi Fluid starvation and congestion at the meshing area of external gear pumps (EGPs) happen inevitably as an intrinsic nature of these pumps. As a result, cavitation and excessive pressure pulsation are the two significant issues...

...Yulan Li; Weijia Yang; Yifan Huang; Weichao Ma; Zhigao Zhao; Jiebin Yang; Yongguang Cheng; Zhongdong Qian; Jiandong Yang Variable speed operation has emerged as a key direction in the development of pumped storage technology. Maintaining pressure pulsation within the control range is particularly...