| 阻尼系数时域识别的灵敏度分析 |
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| 引用本文： | 贺向东,陈德成.阻尼系数时域识别的灵敏度分析[J].应用力学学报,1990,7(2):109-112. |
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| 作者姓名： | 贺向东 陈德成 |
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| 作者单位： | 北京大学，北京大学 |
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| 摘 要： | 本文分析了为何在应用时域方法识别结构参数时,阻尼系数往往是难以识别精确的,提出了一些提高阻尼系数识别精度的措施。
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| 关 键 词： | 振动 结构 阻尼 系数 灵敏度 |
SENSITIVITY ANALYSIS OF DAMPING COEFFICIENTS IDENTIFIED BY TIME DOMAIN METHODS |
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| He Xiangdong Chon Deceng.SENSITIVITY ANALYSIS OF DAMPING COEFFICIENTS IDENTIFIED BY TIME DOMAIN METHODS[J].Chinese Journal of Applied Mechanics,1990,7(2):109-112. |
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| Authors: | He Xiangdong Chon Deceng |
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| Institution: | PeKing University |
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| Abstract: | In this paper, the problem is investgated that why damping coefficients are difficult to be identified accurately by time domain structure parameter identification methods, some suggestions are proposed to improve the identification accuracy of damping coefficients. |
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| Keywords: | parameter identification damping coefficient sensitivity analysis |
| 本文献已被 CNKI 维普 等数据库收录！ |
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