面向航天领域应用的分布式光纤传感技术研究(特邀)  

Research on Distributed Optical Fiber Sensing Technology for Aerospace Applications(Invited)

作　　者：王本章 张宇鹏 全栋梁 叶先磊 刘飞[3] 贾平岗[4] 徐鹏柏 崔飞 WANG Benzhang;ZHANG Yupeng;QUAN Dongliang;YE Xianlei;LIU Fei;JIA Pinggang;无(Innovation&Research Institute,Hiwing Technology Academy of CASIC,Beijing,China;Jianghuai Advance Technology Center,Hefei,China;University of Science and Technology Beijing,Beijing,China;North University of China,Taiyuan,China;Guangdong University of Technology,Guangdong,China)

机构地区：[1]中国航天科工集团第三研究院创新研究院,北京 [2]江淮前沿技术协同创新中心,合肥 [3]北京科技大学,北京 [4]中北大学,太原 [5]广东工业大学,广州

出　　处：《光电技术应用》2024年第2期1-10,共10页Electro-Optic Technology Application

摘　　要：基于光纤传感网络的测量技术具备多测点、快速测量、抗电磁干扰及本征安全等优势,在航空航天、电力和土木等领域有广泛的应用前景。回顾了航天领域光纤传感技术的应用进展,围绕飞行器应用的光纤传感关键技术,着重分析了光纤传感器设计与制备和分布式光纤调制解调技术,以集成高密度弱反射光纤光栅传感器的热防护材料为监测对象,搭建光频域反射系统,获取了单面加热情况下热防护材料毫米级空间分辨率温度分布信息,并给出了高空间分辨率分布式光纤传感系统在航天领域应用的发展建议。The measurement technology based on optical fiber sensor network owns the advantages of multiple measurement points,fast measurement,anti-electromagnetic interference,intrinsic safe,etc.,which shows a wide application prospect in aerospace,electric power,civil engineering and other fields.The application progress of optical fiber sensing technology in aerospace field is reviewed,where several key technologies in aircraft applications,e.g.the preparation of optical fiber sensors and distributed optical fiber measurement technologies,are emphatically analyzed.As the monitoring object,the thermal protection material is integrated with the high-density weak-reflection optical fiber Bragg grating sensor,and an optical frequency domain reflection system has been built to obtain the millimeter spatial resolution under the condition of single-side heating.The development suggestions of the distributed optical fiber sensing system with high spatial resolution have also been provided to meet the needs of aerospace applications.

关 键 词：航天应用 分布式光纤传感 光纤传感器 光频域反射计 

分 类 号：TP212.4[自动化与计算机技术—检测技术与自动化装置]