| 关于高速车辆内部气流噪声计算方法的研究 |
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| 引用本文： | 夏恒,宫镇,陆森林,姚志远. 关于高速车辆内部气流噪声计算方法的研究[J]. 汽车工程, 2003, 25(1): 78-81,100 |
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| 作者姓名： | 夏恒 宫镇 陆森林 姚志远 |
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| 作者单位： | 江苏大学,镇江,212013;江苏大学,镇江,212013;江苏大学,镇江,212013;江苏大学,镇江,212013 |
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| 基金项目： | 国家自然科学基金资助项目5 9775 0 2 2 |
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| 摘 要： | 高速车辆的气流噪声是随现代科技高度发展而产生的新问题。此文在风洞实验的基础上,分析了气流噪声向车内传播的基本途径,并采用了边界元（EBM）和统计能量分析（SEA）相结合的方法,针对桑塔纳缩尺模型,对由车外脉动压力诱发产生的模型车内气流噪声的大小进行了理论计算,跟风洞实验结果相比,吻合较好。
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| 关 键 词： | 汽车 气流噪声 边界元法 统计能量分析 |
A Research on Calculating Method of Interior Aerodynamic Noise for High-speed Automobile |
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| Xia Heng,Gong Zhen,Lu Senlin & Yao Zhiyuan Jiangsu University,Zhenjiang. A Research on Calculating Method of Interior Aerodynamic Noise for High-speed Automobile[J]. Automotive Engineering, 2003, 25(1): 78-81,100 |
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| Authors: | Xia Heng Gong Zhen Lu Senlin & Yao Zhiyuan Jiangsu University Zhenjiang |
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| Affiliation: | Xia Heng,Gong Zhen,Lu Senlin & Yao Zhiyuan Jiangsu University,Zhenjiang 212013 |
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| Abstract: | In this paper,on the basis of the wind tunnel experiments and theoretical anaysis,the path of external aerodynamic noise transmitting towards the cab is discussed Using statistical energy analysis(SEA) and boundary element method(BEM),the interior aerodynamic noise induced by exterior fluctuating pressure of high speed is calculated The results of calculation and wind tunnel experiments are in a good agreement |
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| Keywords: | Automobile Aerodynamic noise Boundary element method Statistical energy analysis |
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