| 内燃机表面的振动噪声 |
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| 引用本文： | 袁兆成,史广宝,李轫. 内燃机表面的振动噪声[J]. 吉林大学学报(工学版), 1997, 0(3) |
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| 作者姓名： | 袁兆成 史广宝 李轫 |
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| 摘 要： | 以４９２Ｑ汽油机为例，对其表面噪声分布进行了比较详细的试验分析，绘制了该机上表面、左右侧表面和前端面的噪声三维分布图，并结合测点的声压频谱图对各表面产生振动和噪声的根源进行了分析。
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| 关 键 词： | 内燃机 振动 噪声 |
A Study on Vibration and Noise in Internal Combustion Engine |
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| Yuan Zhaocheng Shi Guangbao Li Ren. A Study on Vibration and Noise in Internal Combustion Engine[J]. Journal of Jilin University:Eng and Technol Ed, 1997, 0(3) |
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| Authors: | Yuan Zhaocheng Shi Guangbao Li Ren |
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| Affiliation: | College of Automotive Engineering |
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| Abstract: | In this paper,the surface noise of 492Q engine is measured and analysed.The 3D distribution maps of noise on each side of engine are drawn,and the sources of noise and vibration are analysed with the sound pressure frequency maps of each measuring point. |
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| Keywords: | internal combustion engine vibration noise |
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