使用聚合物封裝布拉格光纖光柵製成壓力偵測器研究

A Pressure Detector Based on Polymer-Packaged Fiber Bragg Grating

許煥揚

指導教授 ： 王立康

國立清華大學/電機資訊學院/光電工程研究所/碩士(2014年)

摘要

摘要
在本篇研究中，我們嘗試以高分子聚合物封裝剛性物體與光纖光柵，藉由剛性物體在聚合物內部形成剛性約束，產生應力集中的現象，導致漸變應變分布產生。使用光纖光柵去感測發生在聚合物內部的應變分布改變，透過量測光纖光柵的反射頻譜半高寬以及反射光光功率的方法解調外加壓應力變化，實現一個使用聚合物封裝光纖光柵製成的壓力偵測器。

關鍵字

光纖光柵感測

參考文獻

[1] D. Donlagic and B. Culshaw,“Microbend Sensor Structure for Use in Distributed and Quasi-Distributed Sensor System Based on Selective Launching and Filtering of The Modes In Graded Index Multimode Fiber,” Journal of Lightwave Technology, Vol. 17, No. 10, pp. 1856-68, 1999.

[2] D. Harvey, R. McBride and J. D. C. Jones,“Fiber Optic Sagnac Interferometer Based Velocimeter,” Meas. Sci. Technol, Vol. 3, No. 11, pp. 1077, 1992.

[3] G. C. Lin, L. K. Wang, C. C. Yang, M. C. Shih, and T. J. Chuang,“Thermal Performance of Metal-Clad Fiber Bragg Grating Sensors,” IEEE Photonics Technology Letters, Vol. 10, No. 3, pp. 406-408, 1998.

[4] Y. Zhao and F. Ansari,“Intrinsic Single-Mode Fiber-Optic Pressure Sensor,” IEEE Photonics Technology Letters, Vol. 13,No. 11, pp. 1212-1214, 2001.

[5] C. T. Shyu and L. K. Wang,“Sensitive Linear Electric Current Measurement Using Two Metal-Coated Single-Mode Optical Fibers,” Journal of Lightwave Technology, Vol. 12, No. 11, pp. 2040-048, 1994.