光纤光栅传感技术在重大工程结构诊断与监测中的应用  

Application of FBG Sensing Technology on Diagnosis and Monitoring in Major Engineering Structure

作　　者：信思金[1] 梁磊[1] 左军[1] 

机构地区：[1]武汉理工大学光纤传感技术中心,湖北武汉430070

出　　处：《河南科技大学学报（自然科学版）》2005年第3期52-55,共4页Journal of Henan University of Science And Technology:Natural Science

基　　金：国家自然科学基金资助项目(50179029)

摘　　要：光纤光栅传感技术具有传统传感器无可比拟的优势,重大工程结构的健康诊断与监测是跨学科的前沿研究领域。介绍了光纤光栅传感技术用于重大工程结构的原理、国内外研究以及在重大工程中应用的概况,阐述了基于光纤光栅传感技术和应变模态理论的损伤自诊断智能结构系统的基本构成、原理,并指出近期应当加强光纤光栅传感技术的结构诊断、动态解调、工业化批量生产及其埋设等方面研究工作。Fiber Bragg Grating ( FBG) sensing technology has unparalleled superiority compared with traditionalsensors. Health diagnosis and monitoring in major engineering structural research is a leading edge research field.The principle of FBG sensing technology is introduced and the general situation in application and research in majorengineering structure is summarized. Based on FBG sensing technology and strain model theory, the basic principleand building of the intelligent structure system for damage self-diagnosing is expounded, and it is pointed out that therecent research work must be reinforced in structural diagnosis, dynamic demodulation, industrial mass productionand capsulation of fiber Bragg grating sensing technology.

关 键 词：光纤光栅传感技术 结构诊断 重大工程 应用 监测 智能结构系统 工程结构 损伤自诊断 研究领域 健康诊断 基本构成 模态理论 研究工作 批量生产 传感器 跨学科 国内外 工业化 原理 

分 类 号：TU892[建筑科学] U445.1[建筑科学—桥梁与隧道工程]