• CN:11-2187/TH
  • ISSN:0577-6686

›› 1999, Vol. 35 ›› Issue (6): 41-43,6.

• 论文 • 上一篇    下一篇

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利用旋度函数对汽车后视镜根部形状进行低噪声优化改进的研究

陆森林;葛屯;曾发林;姚志远   

  1. 江苏理工大学汽车工程学院;华东船舶工业学院
  • 发布日期:1999-11-01

OPTIMIZATION OF THE SHAPE OF AN AUTOMOBILE SIDE-MIRROR FOR LOW AERODYNAMIC NOISE BY APPLYING VORTICITY EQUATION

Lu Senlin;Ge Tun;Zeng Falin;Yiao Zhiyuan   

  1. Jiangsu University of Science & Technology East China Shipbuilding Institute
  • Published:1999-11-01

摘要: 利用频域的旋度函数来指导汽车后视镜根部截面形状的低噪声优化改进,取得了降低脉动压力级近10dB左右的效果。

关键词: 气流噪声, 汽车

Abstract: The shape of an automobile side-mirror for low aerodynamic noise using vorticity function in frequency domain is optimized. After the improvement of the shape, about 10 dB reduction in fluctuation pressure level is obtained.

Key words: Aerodynamic noise, Automobiles

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