噪声与振动控制

›› 2009, Vol. 29 ›› Issue (5): 144-147.

• 论文 • 上一篇    下一篇

《声屏障声学性能检测与结果分析》

马爱英，郭怀勇   

  1. （中国铁道科学研究院节能环保劳卫研究所,北京100081）
  • 收稿日期:2008-12-17 修回日期:1900-01-01 出版日期:2009-10-18 发布日期:2009-10-18
  • 通讯作者: 马爱英

《Testing of Acoustic Properties of Sound Barriers and Data Analysis》

MA Ai-ying,GUO Huai-yong   

  1. (Energy Saving & Environmental Protection & Occupational Safety and Health Research Institute, Chinas Academy of Railway Sciences, Beijing 100081, China)
  • Received:2008-12-17 Revised:1900-01-01 Online:2009-10-18 Published:2009-10-18
  • Contact: MA Ai-ying

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摘要： 简单介绍了声屏障的主要声学评价指标及它们之间的关系，对声屏障声学性能的检测提出了一些经验性总结，对检测结果进行了简单分析，为铁路声屏障的研制提供参考。

关键词: 声学, 声屏障, 计权隔声量, 降噪系数, 检测

Abstract:

The main parameters for acoustics evaluating of sound barriers and their relations are briefly introduced in this paper. The methods for testing of acoustic properties of sound barriers are summarized. The data of testing is analyzed. It provides a reference for research and development of railway sound barriers.

Key words: acoustics, sound barriers, weighted sound isolation, noise reduction coefficient, testing

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