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首页> 外文期刊>Advances in Mechanical Engineering >Damage localization for beam structure by moving load:
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Damage localization for beam structure by moving load:

机译:通过移动负载造成梁结构的损坏定位:

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摘要

A static algorithm is presented in this article for damage localization in beam structures by moving load. Central to the damage localization approach is the combination of the moving load technique and the pure bending theory. The first advantage of the presented algorithm is that only a few sensors are needed in the static test. The second advantage of the presented algorithm is that only the deflection parameters of the current structure are needed in damage localization process. The proposed method is applied to a simple supported beam and its feasibility is verified using damage simulations. It was found that the defect location can be identified by inspecting the sudden increase in the curvature of the deflection curve for the beam. The results showed that the presented algorithm is effective on the localization of single damage or multiple damages in the beam structure without baseline data.
机译:本文中提出了一种静态算法,用于通过移动负载造成梁结构的损坏定位。损坏定位方法的核心是移动负载技术和纯弯曲理论的组合。呈现算法的第一个优点是静态测试中只需要几个传感器。所呈现的算法的第二个优点是在损坏定位过程中仅需要当前结构的偏转参数。该方法应用于简单的支持光束,并且使用损坏模拟验证其可行性。发现可以通过检查光束的偏转曲线的曲率突然增加来识别缺陷位置。结果表明,所提出的算法对单一损坏的定位或梁结构中的多个损坏的定位有效。

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