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本文在比较了各种温度测试技术的基础上,对光纤光栅测温技术进行了深入的讨论,给出了光栅光纤测温系统的结构图,推导了光纤光栅中心波长的函数表达式。对基于光纤光栅测温的技术进行了性能分析。验证了其适用于大范围、多点温度快速测试。
Based on the comparison of various temperature testing techniques, this paper discusses the fiber grating temperature measurement technique in depth. The structure of the grating fiber temperature measurement system is given, and the function expression of the center wavelength of the fiber grating is deduced. Performance analysis based on fiber grating temperature measurement technology. Verify its suitable for a wide range of multi-point temperature rapid test.