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Monitoring of Bridge Swing with GPS and Wavelet Analysis of Its Data
Author(s): 
Pages: 55-58
Year: Issue:  10
Journal: Geotechnical Investigation & Surveying

Keyword:  动态测量 桥梁摆动 小波分析 消噪 特征提取 精度评定;
Abstract: 本文提出采用高采样率GPS动态测量的手段监测大型桥梁的摆动情况,并且用小波分析的方法进行观测数据的消噪以及摆动特征的提取等。将该方法应用到上海市某大桥上进行试验,结果表明,本文所提出的方法是行之有效的,能够提取到桥梁摆动的特征,并且可对观测数据的精度进行估计,说明该方法在桥梁摆动安全监测方面具有较好的实用性和参考价值。
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