Multi-objective aerodynamic optimization and flow mechanism investigation of centrifugal compressor impeller based on ANN and NSGA- III

Yuqian Zhang, Jiabin Mao, Jinxi Chen, Yue Shu, Zhengdao Wang, Hui Yang, Yikun Wei, Zhejiang Key Laboratory of Multiflow and Fluid Machinery, Zhejiang Sci-Tech University, 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 July 01, 2026

Abstract

Proceedings of the Institution of Mechanical Engineers, Part A: Journal of Power and Energy, Ahead of Print.
Semi-open centrifugal impellers are crucial parts of industrial compressors, as their aerodynamic performance directly influences the energy efficiency and operational stability of the system. The current optimization research faces major challenges: ...