Research on axial thrust in sCO2 centrifugal compressors based on impeller structure

Lei Zhang, Zikun Ma, Wei Jia, Guangyao An, Wei Yuan, Hongyang Li, Department of Power Engineering, North China Electric Power University, Hebei Key Laboratory of Energy Storage Technology and Integrated Energy Utilization, North China Electric Power University

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

Published online on July 08, 2026

Abstract

Proceedings of the Institution of Mechanical Engineers, Part A: Journal of Power and Energy, Ahead of Print.
Supercritical carbon dioxide (sCO2) Brayton cycles feature high efficiency and compact structure, which endow them with wide application potential. Nevertheless, the complicated thermophysical properties of sCO2bring difficulties to axial thrust control ...