Experimental investigation of surge characteristics in a centrifugal compressor at different surge conditions

Yue Shu, Wei Jiang, Yikun Wei, Yunong Li, General Machinery and Key Basic Component Innovation Center , Zhejiang Key Laboratory of Multiflow and Fluid Machinery, Zhejiang Sci-Tech University, State Key Laboratory of High-end Compressor and System Technology, Hefei General Machinery Research Institute Co

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

Published online on February 21, 2026

Abstract

Proceedings of the Institution of Mechanical Engineers, Part A: Journal of Power and Energy, Ahead of Print.
In this paper, the surge characteristics of a centrifugal compressor are investigated under various operating conditions through experimental analysis. The stable operational range of the centrifugal compressor at low flow rates is predominantly ...