| 基于波长扫描极值解调法的FBG温度检测系统 |
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| 引用本文： | 肖怀贵,袁嫣红.基于波长扫描极值解调法的FBG温度检测系统[J].浙江理工大学学报,2011(5). |
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| 作者姓名： | 肖怀贵 袁嫣红 |
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| 作者单位： | 浙江理工大学现代纺织装备技术教育部工程研究中心; |
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| 基金项目： | 上海市重点科技创新基金项目(0904H168100); 国家科技支撑项目(2009BAF39B00) |
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| 摘 要： | 光纤光栅波长偏移检测技术是光纤光栅传感系统的关键技术之一。探讨用LabVIEW编程实现基于波长扫描极值解调法的FBG波长检测系统,利用可调谐激光器具有编程控制的功能,系统在光源输出不同扫描步长的条件下测试了FBG的温度特性。比较两种峰值计算方法的优缺点。实验结果表明:解调系统具有很好的稳定性。
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| 关 键 词： | LabVIEW 数据采集 光纤布拉格光栅 波长扫描极值法 |
Temperature Detection System of Fiber Bragg Grating Based on Ultimate Wavelength Scanning Demodulation Method |
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| XIAO Huai-gui,YUAN Yan-hong ,Ministry of Education,Hangzhou ,China.Temperature Detection System of Fiber Bragg Grating Based on Ultimate Wavelength Scanning Demodulation Method[J].Journal of Zhejiang Sci-tech University,2011(5). |
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| Authors: | XIAO Huai-gui YUAN Yan-hong Ministry of Education Hangzhou China |
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| Affiliation: | XIAO Huai-gui,YUAN Yan-hong (Engineering Research Center of Modern Textile Machinery Technology(Zhejiang Sci-Tech University),Ministry of Education,Hangzhou 310018,China) |
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| Abstract: | Wavelength shift detection system of fiber Bragg grating is one of the key technologies of fiber optic sensing system.This paper describes the Wavelength shift detection system of fiber Bragg grating based on ultimate wavelength scanning using LabVIEW,and tests the temperature characteristic of fiber Bragg grating in different scanning steps of tunable laser,which is programmed control,and compared advantages and disadvantages of two peak methods.The experiments show that the detection system has higher rel... |
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| Keywords: | LabVIEW data acquisition fiber bragg grating ultimate wavelength scanning |
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