<abstract xmlns="http://www.w3.org/1999/xhtml"><p>In the paper, a back swept impeller of centrifugal compressor is experimentally studied and numerically validated and modified to increase its pressure ratio and improve efficiency, as well as to analyse the effect of splitter blade location between two main blades. The back swept multi splitter blade impeller was designed with a big splitter positioned close to the main blade suction surface and a smaller splitter close to the pressure surface. Adding this multi splitter improves the overall performance of the modified impeller due to less intensive flow separation and smaller pressure loss. In particular, the total pressure ratio was observed to increase from 4.1 to 4.4, with one percent increase in efficiency.</p></abstract>

In the paper, a back swept impeller of centrifugal compressor is experimentally studied and numerically validated and modified to increase its pressure ratio and improve efficiency, as well as to analyse the effect of splitter blade location between two main blades. The back swept multi splitter blade impeller was designed with a big splitter positioned close to the main blade suction surface and a smaller splitter close to the pressure surface. Adding this multi splitter improves the overall performance of the modified impeller due to less intensive flow separation and smaller pressure loss. In particular, the total pressure ratio was observed to increase from 4.1 to 4.4, with one percent increase in efficiency.

Centrifugal Compressor Performance Improvement through Multi Splitter Impeller

National University of Sciences and Technology

Polish Maritime Research

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

{"article-title":"Centrifugal Compressor Performance Improvement through Multi Splitter Impeller"}

In the paper, a back swept impeller of centrifugal compressor is experimentally studied and numerically validated and modified to increase its pressure ratio...

Centrifugal Compressor Performance Improvement through Multi Splitter Impeller

Published Online: Jul 12, 2019

Page range: 6 - 14

DOI: https://doi.org/10.2478/pomr-2019-0020

Keywords
Centrifugal compressor, back swept impeller, flow separation, efficiency, numerical simulation

© 2019 Adil Malik et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Centrifugal Compressor Performance Improvement through Multi Splitter Impeller

Published Online: Jul 12, 2019

Page range: 6 - 14

DOI: https://doi.org/10.2478/pomr-2019-0020

KeywordsCentrifugal compressor, back swept impeller, flow separation, efficiency, numerical simulation

© 2019 Adil Malik et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.

Keywords
Centrifugal compressor, back swept impeller, flow separation, efficiency, numerical simulation