• CN：11-2187/TH
  • ISSN：0577-6686
机械工程学报

›› 1991, Vol. 27 ›› Issue (1): 58-64.

• 论文 • 上一篇    下一篇

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用边界元法计算机器辐射的声功率

束永平   

  1. 镇江船舶学院
  • 发布日期:1991-01-01

PREDICTING THE SOUND POWER OF MACHINE USING THE BOUNDARY ELEMENT METHOD

Shu Yongping   

  1. Zhenjiang Shipbuiding Institute
  • Published:1991-01-01

摘要： 本文采用边界元法计算机器辐射的声场。理论计算和实验验证说明：该法是一种有效的计算方法。本文用此法编制和程序计算了CPQ 2型叉车油泵齿轮箱在主要峰值频率处的表面辐射声场。

关键词: 边界元法, 声功率, 噪声, 齿轮敲击, 爬行工况, 三级刚度减振器, 实车试验, 台架试验

Abstract: The Boundary Element Method is used to calculating the sound field radiated by a machine. Theoretical calculation and experimental verification shows that the method is effective. This method is used to obtain solutions for the surface field radiated by a gearbox of oil pump in main frequencies.

Key words: 边界元法, 声功率, 噪声, Bench test, Gear rattle, Three-stage Stiffness Clutch Damper, Vehicle experiment, Creeping condition

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