光纤传感在航天复材结构健康监测中的应用  

Application of Optical Fiber Sensing in Health Monitoring of Aerospace Composite Structure

作　　者：龚煜廉 张建国[1] 李文博[2] GONG Yulian;ZHANG Jianguo;LI Wenbo(School of Reliability and Systems Engineering,Beihang University,Beijing 100191,China;Beijing Institute of Control Engineering,Beijing 100094,China)

机构地区：[1]北京航空航天大学可靠性与系统工程学院,北京100191 [2]北京控制工程研究所,北京100094

出　　处：《航天器工程》2022年第5期60-66,共7页Spacecraft Engineering

基　　金：国家重点研发计划资助项目(2021YFB1715000);技术基础科研项目(JSZL2019903B001)。

摘　　要：介绍了波长、相位、偏振、强度这四类主要的光纤传感器及其工作原理,按测量范围分别概述了点测量、准分布式测量和分布式测量这三类光纤传感技术,阐述了基于光纤传感的航天复合材料结构健康监测技术的概念、功能和发展路线,综述了近30年来国内外光纤传感在航天复合材料结构健康监测中的应用现状,最后,指出了基于光纤传感的复合材料结构健康监测技术在国内航天领域中的发展趋势和方向。In this paper,four kinds of optical fiber sensors,including wavelength,phase,polarization and intensity,and their working principles are introduced at first.Secondly,three kinds of optical fiber sensing technologies,such as point measurement,quasi-distributed measurement and distributed measurement,are summarized respectively according to the measurement range.Thirdly,the concept,function and development path of the health monitoring technology of aerospace composite structure based on fiber optic sensing are described.Then,the application status of optical fiber sensing in space composite structure health monitoring in recent 30 years in China and international is reviewed.Finally,the development trend and direction of composite structure health monitoring technology based on fiber optic sensing in domestic aerospace field are summa-rizod.

关 键 词：光纤传感 航天 复合材料 结构健康监测 剩余寿命评估 

分 类 号：V259[一般工业技术—材料科学与工程]