光纤应变传感器在芜湖长江大桥长期健康监测中的应用  

Application of Optical Strain Sensor in Long-time Health Monitoring of Wuhu Changjiang River Bridge

作　　者：陈树礼[1] 苏木标[1] 孙宝臣[1] 冯小利[2] 

机构地区：[1]石家庄铁道学院大型结构健康诊断与控制研究所 [2]石家庄铁道学院四方分院北方大学园,石家庄050043

出　　处：《光通信技术》2005年第11期52-54,共3页Optical Communication Technology

基　　金：铁道部重大科技开发计划项目"芜湖长江大桥长期监测;状态评估与报警系统的研究"(2000G19)

摘　　要：光纤传感测试技术作为未来最有前途、最适合长期健康监测的一种新型传感测试技术,在国外已经得到了比较广泛的应用,而光纤应变传感器更是受到了世界各国工程界的普遍欢迎。主要阐述了应变监测在桥梁结构健康监测中的重要意义,并选择先进的光纤应变传感器对芜湖长江大桥进行长期应变监测,研究了光纤应变传感器在钢梁上的安装方法,确定了监测系统的触发采集方式,并开发了专门的软件系统,所取得的成果为今后推广应用光纤应变传感器进行应力监测提供有益的经验。As a kind of new-style sensor test technology that has the most popular outlook and the most fitness in long-term health monitoring, the optical fiber sense test technology has got a comprehensive application overseas, and the optical strain sensor is welcomed by engineering field all over the world. This paper briefs the importance of strain monitoring in bridge structure health monitoring.Advanced optical strain sensors are cheese for strain monitoring in Wuhu Changjiang river bridge, the trigger pattern of monitoring is determined, and a set of software is developed in this paper. The achievement provide profitable experience for popularizing optical strain sensor in strain monitoring in the future.

关 键 词：芜湖长江大桥 光纤应变传感器 健康监测 

分 类 号：TP212.14[自动化与计算机技术—检测技术与自动化装置]