Study on the abnormal noise and control strategy in hydropower units

Huan Cheng, Zhiyi Yuan, Quanwei Liang, Lingjiu Zhou, Yun Zeng, Hong Luo, Junhuai Tang, Hui Liu, Research and Development Center, Dongfang Electric Machinery Co, College of Water Resources and Civil Engineering, China Agricultural University, Department of Energy and Power Engineering, Kunming University of Science and Technology, SDIC Yunnan Dachaoshan Hydropower Co

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

Published online on February 26, 2026

Abstract

Proceedings of the Institution of Mechanical Engineers, Part A: Journal of Power and Energy, Ahead of Print.
The structural complexity of hydropower units and the intricate nature of internal flow make it challenging to analyze and resolve abnormal noise issues in hydropower stations. This paper investigates an abnormal noise problem in a specific hydropower ...