激光与光电子学进展, 2021, 58 (1): 0106001, 网络出版: 2021-01-27
基于光纤布拉格光栅的准分布式高温监测系统 
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Quasi-Distributed High-Temperature Monitoring System Based on Fiber Bragg Grating
图 & 表
图 1. FBG的制备。（a）不同脉冲曝光条件下FBG的透射光谱;（b）不同脉冲曝光条件下FBG的谐振波长和对比度
Fig. 1. Fabrication of FBGs. (a) Transmission spectrum of FBGs under different pulse exposure conditions; (b) wavelength and contrast of FBGs under different pulse exposure conditions
图 3. FBG的退火实验结果。（a）高温下FBG的对比度;（b）22.9 ℃下的光谱;（c）801 ℃下的光谱
Fig. 3. Annealing experiment results of FBGs. (a) Contrast of FBGs under high temperature; (b) transmission spectrum of FBG under 22.9 ℃; (c) transmission spectrum of FBG under 801 ℃
图 4. 温度传感实验结果。（a）温度传感重复性实验;（b）3次实验数据的拟合结果
Fig. 4. Experiment results of temperature sensing. (a) Repeatability experiments of temperature sensing; (b) fitting results of three experimental data
图 6. 准分布测温的示意图。（a）整体示意图;（b）细节图
Fig. 6. Schematic diagram of quasi-distribution temperature measurement. (a) Comprehensive schematic; (b) partial schematic
表 1不锈钢管封装与否对FBG温度灵敏度的影响
Table1. Effect of encapsulation using stainless steel tube on the temperature sensitivity of FBGs unit: pm·℃-1
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表 2准分布式高温监测系统的实验结果
Table2. Experimental results of quasi-distributed high temperature monitoring system unit: ℃
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司晓龙, 吴林坊, 庄岩, 牟成博, 刘云启. 基于光纤布拉格光栅的准分布式高温监测系统[J]. 激光与光电子学进展, 2021, 58(1): 0106001. Si Xiaolong, Wu Linfang, Zhuang Yan, Mou Chengbo, Liu Yunqi. Quasi-Distributed High-Temperature Monitoring System Based on Fiber Bragg Grating[J]. Laser & Optoelectronics Progress, 2021, 58(1): 0106001.
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