连通管式光电挠度测量系统及其大桥监测应用  

Connected Pipe Opto-electronic Deflection Measurement System and the Application in Dafoshi Yangtze River Bridge

作　　者：杨建春[1] 陈伟民[1] 

机构地区：[1]重庆大学光电工程学院

出　　处：《光电子．激光》2006年第3期343-346,共4页Journal of Optoelectronics·Laser

基　　金：国家科技攻关引导资助项目(2002BA105C);重庆市科技攻关重大专项资助项目(7289)

摘　　要：介绍了连通管挠度测量系统的基本原理,阐述了实际的挠度监测系统的构成,并将该系统应用于大佛寺长江大桥的挠度监测中。测量结果表明,光电挠度测量系统的监测数据能够有效地反映桥梁结构挠度变化,测量范围和测量精度分别可达400mm和0.1mm。The basic principle of the sensor is introduced, the composition of connected pipe opto-electronic deflection measurement system is discussed,and it is practically applied in the deflection monitoring of Dafoshi Yangtze River Bridge, The results show that,the data from opto-electronic deflection measurement system can effectively acquire the bridge deflection, and the system is working sound and effectively, measuring range is large than 400 mm and accuracy is better than 0. 1 ram.

关 键 词：连通管 光电挠度测量系统 挠度监测 大佛寺长江大桥 

分 类 号：TP247[自动化与计算机技术—检测技术与自动化装置]