Experimental study and feature identification of cavitation-induced acoustic pressure signals in a large vaned-voluted centrifugal pump

Tengjiao Guo, Shengjun Hu, Ran Tao, Ruofu Xiao, College of Water Resources and Intelligence Engineering, China Agricultural University, Beijing Engineering Research Center of Safety and Energy Saving Technology for Water Supply Network System, China Agricultural University

Proceedings of the Institution of Mechanical Engineers, Part A: Journal of Power and Energy

Published online on August 05, 2026

Abstract

Proceedings of the Institution of Mechanical Engineers, Part A: Journal of Power and Energy, Ahead of Print.
Pumps are critical mechanical devices in water conservancy and agricultural systems, yet cavitation remains a major issue affecting their operational safety and efficiency. To investigate the acoustic pressure response characteristics under cavitating ...