The accuracy of centrifugal compressors performance and flow field prediction by
Computational Fluid Dynamics (CFD) is a serious problem facing in the design and analysis …

Steady-state computational fluid dynamics (CFD) simulations are an essential tool in the
design process of centrifugal compressors. Whilst global parameters, such as pressure ratio …

Due to the pressing needs to develop and improve compressors to be used in supercritical
carbon dioxide Brayton (S-CO 2) cycle, a 3D numerical study has been carried out for the full …

The design of low-flow coefficient (∼ 0.01) centrifugal compressors with supercritical CO2
as working fluid is still a challenge for engineers due to its increased friction losses at the …

The compressor is a key component in the supercritical carbon dioxide (SCO2) Brayton
cycle. In this paper, the authors designed a series of supercritical CO2 compressors with …

The aerodynamic design and optimization of modern centrifugal compressors are
inseparable from computational fluid dynamics (CFD) tools. In a design environment, CFD …

Multidisciplinary design optimization (MDO) is widely employed to enhance turbomachinery
components efficiency. The aim of this work is to describe a complete tool for the aero …

Abstract Profiled End Wall (PEW) is an effective method that has been employed in recent
years in the field of axial flow turbines as a means to reduce secondary flows and associated …

Adding back vanes to the rear shroud of centrifugal pumps is sometimes practiced in order
to alleviate large axial forces. Effective design and flow characteristics of back vanes remain …

In this paper, the characteristic of the internal flow structure and the spatiotemporal evolution
of the rotating stall cell for a centrifugal compressor are investigated through the …