| 声屏障控制范围与附加长度的确定 |
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| 引用本文： | 刘冀钊. 声屏障控制范围与附加长度的确定[J]. 铁道标准设计通讯, 2005, 0(6): 126-127 |
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| 作者姓名： | 刘冀钊 |
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| 作者单位： | 铁道第三勘察设计院机械环工处 天津300251 |
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| 摘 要： | 根据《京沪高速铁路暂行规定》确定的原则推导了声屏障附加长度的理论计算方法,采用菲涅耳数-前川表法估算了不同距离、不同高度声屏障的降噪效果,并通过现场实测结果提出了声屏障设计中应采用的控制范围。
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| 关 键 词： | 声屏障 附加长度 控制范围 |
| 文章编号： | 1004-2954(2005)06-0126-02 |
| 修稿时间： | 2005-02-04 |
Controlled Range and Additional Extent of Acoustic Baffle |
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| Liu Jizhao Mechanical Environment Engineering Section TSDI,Tianjin. Controlled Range and Additional Extent of Acoustic Baffle[J]. Railway Standard Design, 2005, 0(6): 126-127 |
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| Authors: | Liu Jizhao Mechanical Environment Engineering Section TSDI Tianjin |
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| Affiliation: | Liu Jizhao Mechanical Environment Engineering Section TSDI,Tianjin 300251 |
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| Abstract: | extrapolate the algorithm of additional extent of acoustic baffle by following Jing-Hu High-speed Railway Tentative Provision, approximating the varied denoise effect of acoustic baffle with different distance and height, propose preferred controlled range that shall be taken in acoustic baffle design through field survey. |
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| Keywords: | acoustic baffle additional extent controlled range |
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