The CFD simulation has been accomplished for a centrifugal compressor impeller with splitter, under the inlet conditions of boundary-layer deficit and jet flow respectively, near shroud of the impeller.

The objective of the present paper is to study the vortices motions in the impeller ofvaneless diffuser of centrifugal compressor by numerical computations.

Technical Modification of Cooling mode in no-oil centrifugal air compressors;

Attention problems during the installation process of centrifugal air compressor

The paper introduces the constant pressure control of C128M×4 centrifugal air compressor,the surge monitoring and the controlling,and analyzes the trouble reasons of 1# machine caused by the high air temperature at the 3-rated entrance,2-rated surge and the processing,then puts forward maintenance measures for the machine hereafter.

Based on the dynamic analysis of the foundation of the large centrifugal air compressor from Germany the form and dimension of the foundation are determined.

Through analysis of the design technique of LYJ1500 centrifugal chlorine compressor,the reasons for its high discharge temperature and short discharge rate are found,and methods to improve it are proposed.

Technical measures for improving the operation reliability of oil supply system of synthesis gas centrifugal compressor in 300,000 MTPA ammonia plant;