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STUDY OF REAL BRIDGE MODEL DAMAGE DETECTION BASED ON CURVATURE MODE THEORY
Author(s): Lu Xi, Huo Da
Pages: 61-
66,79
Year: 2005
Issue:
8
Journal: CHINA CIVIL ENGINEERING JOURNAL
Keyword: 曲率模态; 公路桥梁; 损伤;
Abstract: 在曲率模态理论基础上,针对目前损伤研究一般采用的简单等直梁或杆件等简化模型与实际桥梁差别较大的情况,参照实际城市道路桥梁建立有限元损伤模型,通过计算研究了大型桥梁损伤的结构响应特点,验证了曲率模态对大型结构整体损伤、局部损伤都有较好的敏感性,可为实际公路桥梁损伤的测量和识别提供参考.
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