| 频谱分析在虎门大桥动态监测中的应用研究 |
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| 引用本文： | 喻永平,方锋,林鸿,欧海平,杨光,孙晓明.频谱分析在虎门大桥动态监测中的应用研究[J].测绘信息与工程,2008,33(5). |
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| 作者姓名： | 喻永平 方锋 林鸿 欧海平 杨光 孙晓明 |
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| 作者单位： | 1. 广州市城市规划勘测设计研究院,广州市建设大马路10号,510060
2. 青岛市勘察测绘研究院,青岛市拜泉路95号,266035 |
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| 摘 要： | 采用了频谱分析法对虎门跨海悬索大桥进行安全监测,通过利用GPS RTK技术方法获取虎门大桥在台风激励下的动态监测数据,对动态监测数据进行时程分析和频谱分析,获取虎门悬索大桥的振动特性,得到了大桥的运营特征和实时位移特征.
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| 关 键 词： | 频谱分析 快速傅立叶变换 时程分析 |
APPLICATION OF SPECTRUM ANALYSIS IN DYNAMIC MONITORING OF HUMEN BRIDGE |
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| YU Yongping,FANG Feng,LIN Hong,OU Haiping,YANG Guang,SUN Xiaoming.APPLICATION OF SPECTRUM ANALYSIS IN DYNAMIC MONITORING OF HUMEN BRIDGE[J].Journal of Geomatics,2008,33(5). |
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| Authors: | YU Yongping FANG Feng LIN Hong OU Haiping YANG Guang SUN Xiaoming |
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| Abstract: | The spectrum analysis is introduced into the safe monitoring of Humen Bridge.The dynamic monitoring data under typhoon prompting is gained through GPS RTK.The time interval and spectrum analysis is used to analyze the dynamic monitoring data.The vibration characteristic of bridge is acquired.The management and real time displacement characteristic have been got. |
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| Keywords: | GPS RTK |
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