| 基于柔度矩阵法的结构损伤识别 |
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| 引用本文： | 杨华. 基于柔度矩阵法的结构损伤识别[J]. 长春理工大学学报(自然科学版), 2005, 28(4): 22-23,18 |
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| 作者姓名： | 杨华 |
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| 作者单位： | 长春理工大学,理学院,长春,130022 |
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| 摘 要： | 针对工程结构健康监测,研究了基于模态分析的损伤识别方法,提出了利用柔度矩阵进行损伤定位的新方法,此方法只需工程结构的低阶模态参数便可进行损伤定位.通过对悬臂梁在损伤情况下的数值模拟验证了该方法的有效性.柔度矩阵法能够准确地进行损伤定位,在工程中具有一定的实用价值.
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| 关 键 词： | 损伤识别 柔度矩阵 悬臂梁 |
| 文章编号： | 1672-9870（2005）04-0022-02 |
| 收稿时间： | 2005-08-15 |
| 修稿时间： | 2005-08-15 |
Structural Damage Detection Based on Flexibility Matrix Method |
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| YANG Hua. Structural Damage Detection Based on Flexibility Matrix Method[J]. Journal of Changchun University of Science and Technology, 2005, 28(4): 22-23,18 |
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| Authors: | YANG Hua |
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| Abstract: | In this paper damage detection based on modal analysis is investigated for engineering structures health monitoring.A new method using Flexibility matrix for damage detection is proposed,which only requires low modal parameters the structures to locate damage.The efficiency of the method is validated by numerical simulation studied on a damage cantilever beam.Flexibility matrix method can locate damage accurately,The technique is of pratical value in the field of engineering. |
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| Keywords: | damage detection flexibility matrix cantilever beam |
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