Kremenchuk Mykhailo Ostrohradskyi National University, Kremenchuk, Ukraine.

Viktoriya G. Kovalchuk is an Assistant for the Department of the Systems of Automatic Control and Electric Drive at Kremenchuk Mykhailo Ostrohradskyi National University (Ukraine). Her research interest includes the development of the pump complex parameters identification system with using the energy criterion. She is the author and a coauthor of more than 50 research papers.