| 基于谐波叠加法的路面不平度重构 |
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| 引用本文： | 聂彦鑫,李孟良,过学迅,杨波.基于谐波叠加法的路面不平度重构[J].汽车科技,2009(4):55-58. |
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| 作者姓名： | 聂彦鑫 李孟良 过学迅 杨波 |
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| 作者单位： | 1. 武汉理工大学,汽车工程学院,武汉,430070
2. 中国汽车技术研究中心,天津,300162 |
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| 基金项目： | 国家高技术研究发展计划项目 |
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| 摘 要： | 对GB/T 7031-2005中提出的路面功率谱密度表达式及等分方法,应用谐波叠加法对路面不平度随机序列进行仿真,使用AR模型谱估计法验证仿真结果.结果表明通过谐波叠加法能很好地拟合路面不平度,且AR模型谱估计具有拟合结果平滑且精度高的特点.
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| 关 键 词： | 路面不平度 现代谱估计 谐波叠加法 |
Road Roughness Simulation Based on Partial Wave Adding Model |
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| NIE Yan-xin,LI Meng-liang,GUO Xue-xun,YANG Bo.Road Roughness Simulation Based on Partial Wave Adding Model[J].Automobile Science and Technology,2009(4):55-58. |
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| Authors: | NIE Yan-xin LI Meng-liang GUO Xue-xun YANG Bo |
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| Institution: | 1.Wuhan University of Technology;Wuhan 430070;China;2.China Automotive Technology and Research Center;Tianjin 300162;China |
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| Abstract: | For the expression of the road power spectrum and classification proposed in GB7031,the road roughness was simulated through Partial Wave Adding Model,and the simulation results were verified by the AR model of the modern spectrum estimation.The result showed that the road roughness imitated by Partial Wave Adding Model.The modern spectrum estimation of AR model had smooth results and high accuracy. |
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| Keywords: | road roughness modern spectrum estimation partial wave adding model |
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