Impact of non-uniform incoming flow from intermediate cooling systems on second-stage centrifugal compressors: Insights from three-dimensional spatiotemporal coupled simulation

Yuqian Zhang, Jianfeng Xu, Zhiyuan Gao, Yue Shu, Zhengdao Wang, Hui Yang, Yikun Wei, Zhejiang Key Laboratory of Multiflow and Fluid Machinery, Zhejiang Sci-Tech University, ZheJiangShangfeng Special Blower Industrial Co Ltd, Denair Energy Equipment Co, State Key Laboratory of High-end Compressor and System Technology, General Machinery and Key Basic Component Innovation Center , Hefei General Machinery Research Institute Co

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

Published online on March 25, 2026

Abstract

Proceedings of the Institution of Mechanical Engineers, Part A: Journal of Power and Energy, Ahead of Print.
In this paper, the impact of the intermediate cooling system on the second-stage compressor is investigated through three-dimensional spatiotemporal coupled simulation of a two-stage centrifugal compressor. Specifically, the study predominantly focuses on ...