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| 排气管气-固耦合系统振动特性 | |
| 引用本文： | 李林凌,黄其柏,连小珉,郑四发. 排气管气-固耦合系统振动特性[J]. 汽车工程, 2006, 28(12): 1078-1080,1085 |
| 作者姓名： | 李林凌 黄其柏 连小珉 郑四发 |
| 作者单位： | 清华大学,汽车安全与节能国家重点实验室,北京,100084;华中科技大学机械科学与工程学院,武汉,430074 |
| 摘 要： | 推导出两端简支排气管气固耦合系统振动方程,研究排气管气固耦合系统的振动特性,并通过实验分析排气管气固耦合系统在特殊环境下的频率,为改善排气管的排气消声性能积累经验。 |
| 关 键 词： | 排气管道 气-固耦合 振动特性 |
| 收稿时间： | 2005-12-26 |
| 修稿时间： | 2005-12-262006-03-06 |
Vibration Characteristics of Gas-Structure Coupling System of Exhaust Pipeline |
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| Li Linling,Huang Qibai,Lian Xiaomin,Zheng Sifa. Vibration Characteristics of Gas-Structure Coupling System of Exhaust Pipeline[J]. Automotive Engineering, 2006, 28(12): 1078-1080,1085 | |
| Authors: | Li Linling Huang Qibai Lian Xiaomin Zheng Sifa |
| Affiliation: | 1. Tsinghua University, State Key Laboratory of Automotive Safety and Energy, Beijing 100084; 2. School of Mechanical Science and Enginerring, Huazhong Univershy of Science and Technology, Wuhan 430074 |
| Abstract: | The vibration equations for gas-structure coupling system of exhaust pipeline with two simply supported ends are derived for studying its vibration characteristics.The experimental analysis on the vibration frequency of gas-structure coupling system of exhaust pipeline under special circumstances provides helpful data for improving the silencing performance of exhaust pipeline. |
| Keywords: | Exhaust pipeline Gas-structure coupling Vibration characteristics |
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