The curvature modal dynamic responses of reinforced concrete beams were measured and decomposed using wavelet transform,and the test beams damage location and degree of injury were determined. Then the damage alarming of wharf structure can be realized.
对试验梁进行完好工况和损伤工况的动力响应测试,对得到的曲率模态响应进行小波包变换,判定试验梁的损伤位置和损伤程度,从而实现对码头结构的损伤预警。
参考来源 - 基于小波变换的码头结构损伤预警试验研究Through a steel beam damage experiment, the validity of structural damage alarming method based wavelet packet energy spectrum was proved.
通过钢梁损伤试验,验证基于小波包能量谱的结构损伤预警方法在实际结构上应用的有效性。
参考来源 - 基于小波包能量谱的结构损伤预警方法试验研究·2,447,543篇论文数据，部分数据来源于NoteExpress
Damage alarming index is key in the bridge alarming system, whose working energy is decided by the effective of damage alarming.
损伤预警指标是桥梁预警系统研究中的关键内容，损伤预警的效果决定着整个系统的工作性能。
An algorithm of feature extraction and damage alarming based on auto-regressive moving-average (ARMA) time series analysis is presented.
本文基于时间序列分析ARMA模型探讨了结构损伤特征提取和损伤预警的实现方法。
Enclosing damage diagnosis, this pape studies modal experiment in ambient excitation, optimal placement of sensors and structural damage alarming using wavelet packet energy spectrum.
本文围绕结构损伤诊断，研究基于环境激励的模态试验方法、传感器优化布置原理和小波包能量谱损伤预警方法三方面的内容。
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