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Test and numerical analysis of flow distribution for indoor aero-engine test bed

  • Beihang University
  • China Aviation Industry Corporation

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

Good flow field characteristic is the basis of the test bed function in the engineering design of indoor aviation engine test bed. In this study, the flow field of the test room is analyzed by 3D computational fluid dynamic (CFD) method compared with the test results to improve the layout of the test bed. The study found that the numerical simulation can directly reflect the test condition and the distribution law of the parameters. The velocity of the measurement section is reasonable and credible which can be a guide to the experiment operation. Experimental results indicate that the aerodynamic performance of inlet section is poor. The original test structure maked the air flow a big disordered degree. Flow would separate after turning in the upstream and appear in an oblique state near the engine inlet, which are validated by the CFD simulation results. After the installation of guide plates with an angle of 90 degrees, the intake airflow was improved significantly - the air flow uniformity is greatly increased, making a rule of pre intake airflow area in front of the engine inlet and the test condition is guaranteed.

Original languageEnglish
Title of host publicationProceedings of 2015 International Conference on Fluid Power and Mechatronics, FPM 2015
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages99-103
Number of pages5
ISBN (Electronic)9781479987702
DOIs
StatePublished - 24 Nov 2015
Event7th International Conference on Fluid Power and Mechatronics, FPM 2015 - Harbin, China
Duration: 5 Aug 20157 Aug 2015

Publication series

NameProceedings of 2015 International Conference on Fluid Power and Mechatronics, FPM 2015

Conference

Conference7th International Conference on Fluid Power and Mechatronics, FPM 2015
Country/TerritoryChina
CityHarbin
Period5/08/157/08/15

Keywords

  • Indoor test bed
  • aerodynamic characteristics
  • numerical analysis
  • speed separation

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