Experimental research on the effects of stator trailing edge blowing with variable stator on the reduction of stator/rotor interaction noise

Wenjie Wang, Tongqing Wang

科研成果: 书/报告/会议事项章节会议稿件同行评审

摘要

This paper presents a continue research work of last year which introduced a first experimental research work [1]. Compared with previous work, the difference of this research is that the effects of the different stator angles with blowing and without blowing are studied. In this research the pressure of blowing flow is stable at 0.8MPa. The flow rate is 6.0 m3/h which is about 0.4998% of total mass flow. After angles of one stator or two are separately adjusted, acoustic characteristics and flow fields are calculated and measured, the results are analysed. The experimental results show that the trailing edge blowing technology can effectively reduce the sound pressure level (SPL) of stator/rotor interaction noise in the compressor by compensating the axial pressure loss. The stator angle can make maximum order changed. The noise of 2BPF could be reduced above 7dB.

源语言英语
主期刊名AIAA AVIATION 2014 -7th AIAA Flow Control Conference
出版商American Institute of Aeronautics and Astronautics Inc.
ISBN(印刷版)9781624102929
DOI
出版状态已出版 - 2014
已对外发布
活动AIAA AVIATION 2014 -7th AIAA Flow Control Conference 2014 - Atlanta, GA, 美国
期限: 16 6月 201420 6月 2014

出版系列

姓名AIAA AVIATION 2014 -7th AIAA Flow Control Conference

会议

会议AIAA AVIATION 2014 -7th AIAA Flow Control Conference 2014
国家/地区美国
Atlanta, GA
时期16/06/1420/06/14

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