| 某型汽车变速箱噪声测量与声源识别 |
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| 引用本文： | 金业壮,盛元生.某型汽车变速箱噪声测量与声源识别[J].沈阳航空工业学院学报,1996,13(4):1-9. |
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| 作者姓名： | 金业壮 盛元生 |
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| 作者单位： | 沈阳航空工业学院航空工程系 |
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| 摘 要： | 通过对某型汽车变速箱的噪声和振动的测量与分析，指出了该型该型变速箱发射噪声的主要频率成分的频率范围，主要部位及产生原因并结合理论分析提出了可行的降噪措施，为声学设计的改进提供了必要依据。
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| 关 键 词： | 汽车 变速箱 噪声测量 声强级 声源 |
The Noise Measuring and Sound Source Identifying of Some type Automobile Gear Box |
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| Jin Yezhuang,Sheng Yuansheng,Wang Tongqing,Tu Huisheng.The Noise Measuring and Sound Source Identifying of Some type Automobile Gear Box[J].Journal of Shenyang Institute of Aeronautical Engineering,1996,13(4):1-9. |
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| Authors: | Jin Yezhuang Sheng Yuansheng Wang Tongqing Tu Huisheng |
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| Institution: | Jin Yezhuang Sheng Yuansheng Wang Tongqing Tu Huisheng |
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| Abstract: | The freguercy range, main position and causing of main freguency of generated noise for the gearbox have been given by measuring and analysing of noise and vibration of some-type automobile gear box. Meanwhile, the available reduced noise method is presented. The necessary basis of improving acoustic design is given. |
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| Keywords: | automobile gear box noise measurement sound intensity level sound pressure level frequency spectrum analysis |
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