流体机械

2008, No.437(11) 32-37

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离心通风机气动噪声数值研究的现状与分析
Review of Numerical Research on Aeroacoustics of Centrifugal Fan

唐囡;刘秋洪;祁大同;
TANG Nan1,LIU Qiu-hong2,QI Da-tong1(1.Xi'an Jiaotong University,Xi'an 710049,China;2.Gree Electric Appliances,Inc.,of Zhuhai,Zhuhai 519070,China)

摘要(Abstract):

归纳与分析了离心通风机气动噪声数值研究的现状,对涡声理论在宽频噪声研究中的可行性进行了探讨,并指出了目前离心通风机气动噪声数值研究所面临的主要问题。可为离心通风机气动噪声产生机理和数值预测的研究提供参考。
Some developments of basic aeroacoustic theories are introduced,some recent numerical researches on aerodynamic noise of centrifugal fans are summarized,some useful suggestions for noise studies are proposed,and some subjects on numerical analysis methods of centrifugal fan noise are approached.It should be an available reference for sound generation mechanism research and noise numerical prediction of centrifugal fans.

关键词(KeyWords): 离心通风机;气动噪声;数值分析;涡声理论
centrifugal fan;aeroacoustics;numerical analysis;vortex sound theory

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作者(Author): 唐囡;刘秋洪;祁大同;
TANG Nan1,LIU Qiu-hong2,QI Da-tong1(1.Xi'an Jiaotong University,Xi'an 710049,China;2.Gree Electric Appliances,Inc.,of Zhuhai,Zhuhai 519070,China)

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