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基于波束成型的Lamb波无基线损伤识别技术研究

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摘要 本文提出了一种基于波束成型的Lamb波无基线损伤识别方法,该方法利用激励-回波模式的分布式传感网络与时间窗函数进行损伤信号的提取,然后利用波束成型算法对结构进行损伤定位与成像。分别采用数值模拟和实验对该方法进行验证,结果证明所提出的方法能够有效地识别损伤。
出处 《预应力技术》 2016年第4期28-32,共5页
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