跨声速轴流压气机叶片周向弯曲的数值优化

张晓东; 吴虎; 黄健; 马聪慧

跨声速轴流压气机叶片周向弯曲的数值优化

西北工业大学动力与能源学院, 西安 710072

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出版历程
- 收稿日期: 2007-09-18
- 修回日期: 2008-03-19
- 刊出日期: 2008-10-28

Numerical optimization of transonic axial compressor by bowed blades

School of Power and Energy, Northwestern Polytechnical University, Xi'an 710072, China

摘要

摘要: 采用优化软件ISIGHT作为平台,集成了三维粘性流计算软件NUMECA和轴流压气机叶片造型程序,建立了一套叶轮机械气动性能优化系统.针对跨声速轴流压气机动叶和静叶的周向弯曲进行了优化.结果在整条特性线上,该级压气机的效率和压比都得到了不同程度的提高,充分验证了该叶轮机械气动性能优化系统的可靠性.同时表明转子的尖部反弯可以有效地减小叶尖间隙的横向流动.
- 数值优化 /
- 弯曲动叶 /
- 轴流压气机
Abstract: A compressor automated optimization system was investigated,which composed of software ISIGHT,NUMECA and a sophisticated blade-design program.For testing its validity,a single-stage transonic compressor was optimized by changing circumferential stacking line of blade.The results show efficiency and pressure ratio is improved in whole characteristic curve;the investigation indicated the negative bow of rotor tip can improve flow structure and validated the compressor automated optimization system.
- numerical optimization /
- bowed rotor /
- transonic axial compressor

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参考文献(7)

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