高速大功率电机消噪箱的设计与优化及其仿真分析

Optimization and Simulation of Case for Noise Reduction of Electric Motor with High Power and Speed

下载PDF

导出

摘要为了降低液压系统高速大功率电机的辐射噪声,设计迷宫型结构消噪箱进行降噪。通过计算流体动力学仿真,计算消噪箱内部流场,分析其声学特征,并对其结构进行优化。研究结果表明,优化后的消噪箱具有良好的消声效果,其分析模型可为工程降噪的可行性分析与优化设计提供有价值的参考。

作者罗经彭平乔学新

机构地区北京机械工业自动化研究所液压中心检测部

出处《液压与气动》北大核心 2013年第8期65-69,共5页 Chinese Hydraulics & Pneumatics

关键词降噪流场仿真计算

参考文献7

1Y. X. Lu. A Systematic Philosophy Consideration on the Fluid Power Driven and Control Technology [ C ]//Proceedings of the 6'h International Conference on Fluid Power Transmission and Control, Hangzhou, China,2005 : 1 - 5.
2王建民,让余奇.电机噪声分析及抑制措施[J].船电技术,2010,30(8):8-10. 被引量：28
3Wilson, E. Charles. Noise Control[ M ]. Malabar: Krieger Pub- lishing Company,2006.
4张兆顺,崔桂祥,徐春晓.湍流大涡模拟数值模拟的理论和应用[M].北京:清华大学出版社,2008.
5王玲玲.大涡模拟理论及其应用综述[J].河海大学学报（自然科学版）,2004,32(3):261-265. 被引量：44
6Roland Bouffanais. Advances and Challenges of Applied Large- eddy Simulation[ J]. Computers & Fluids,2010,39 ( 5 ) :735 - 738.
7L. E. Kinsler, A. R. Frey, A. B. Coppens, ]. V. Sanders. Fun- damentals of Acoustics [ M ]. fourth edition, US : Wiley, 1999.

1忻尚君,梁庆信.低噪声低振动异步电动机关键技术研究[J].中小型电机,2004,31(4):10-11. 被引量：8
2SMAGORINSKY J S. General circulation expenments with the primitive equations- Ⅰ , the basic experiment [J]. Monthly Weather Review, 1963,91: 99-164.
3DEARDORFF J W. A numerical study of three-dimensional turbulent channel flow at large Reynolds numbers[J]. Journal of Fluid Mechanics, 1970,41:453-480.
4POIMELLI U, FERZIGER J H, MOIN P, et al. New approximation boundary conditions for large eddy simulations of wall-boundary flows[J]. Physics of Fluids, 1989,1: 1061-1068.
5MOIN P, KIM J. Numerical investigation of turbulent channel flow[J]. Journal of Fluid Mechanics, 1982, 118:341-377.
6RODI W,FERZIGER J H,BREUER M,et al. Status of large eddy simulation:results of a workshop [J] .Journal of Fluids Engineering,1997, 119:248-262.
7YU Da-ha i, KAREEM Ashan. Numerical simulation of flow around rectangular prism[J]. J Wind Eng Ind Aero, 1997,67-68:195-208.
8FROHLICH J, RODI W. Introduction to large eddy simulation of turbulent flows[A]. LAUNDER Brian, SANDHAM Neil. Closure Strategies for Turbulent and Transitional Flows[ C]. London: Cambridge University Press, 2002.267-298.
9LEE B E. The effect of turbulence on the surface pressure field of a square prism[J] .J Fluid Mech, 1975,69:263-282.
10BEARMAN P W,OBASAJU E D. An experimental study of pressure fluctuations on fixed and oscillation square-section cylinders[J]. J Fluid Mech, 1982,119: 297-321.

液压与气动

2013年第8期

内容加载中请稍等...