| FBG传感信号数字化可调谐F-P滤波器解调技术研究 |
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| 引用本文： | 贾振安,刘静,乔学光,尉婷,高宏,冯宏飞.FBG传感信号数字化可调谐F-P滤波器解调技术研究[J].光电子．激光,2011(5):649-651. |
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| 作者姓名： | 贾振安 刘静 乔学光 尉婷 高宏 冯宏飞 |
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| 作者单位： | 西安石油大学光电油气测井与检测教育部重点实验室；;西安石油大学光电油气测井与检测教育部重点实验室；;西安石油大学光电油气测井与检测教育部重点实验室； 西北大学；;西安石油大学光电油气测井与检测教育部重点实验室；;西安石油大学光电油气测井与检测教育部重点实验室；;西安石油大学光电油气测井与检测教育部重点实验室； |
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| 基金项目： | 国家自然科学基金资助项目(60727004);国家“863”计划资助项目(2007AA03Z413);陕西省“13115”科技创新工程重大科技专项资助项目(2009ZDKG-42);教育部科技创新工程重大资助项目(708087);陕西省教育厅专项科研项目(09JK704) |
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| 摘 要： | 为进一步提高光纤光栅(FBG)解调系统的性能,提出并实现了基于FPGA逻辑控制的可调谐F-P滤波(TFFP)FBG传感数字化解调系统.重点介绍基于TFFP解调技术的工作原理,并给出了此解调系统硬件设计的系统框图.解调实验结果表明,通过与光谱仪的测量数据比较,此解调系统达到了预期的目标,经标定后系统的分辨率达1 pm,动...
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| 关 键 词： | 光纤Bragg光栅(FBG) 可调谐光纤F-P滤波器(TFFP) 解调 FPGA |
A demodulation technology based on digital tunable F-P filter for fiber Bragg grating sensing signals |
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| JIA Zhen-an,LIU Jing,QIAO Xue-guang,WEI Ting,GAO Hong and FENG Hong-fei.A demodulation technology based on digital tunable F-P filter for fiber Bragg grating sensing signals[J].Journal of Optoelectronics·laser,2011(5):649-651. |
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| Authors: | JIA Zhen-an LIU Jing QIAO Xue-guang WEI Ting GAO Hong and FENG Hong-fei |
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| Affiliation: | 1(1.Key Laboratory of Photoelectricity Gas-oil Logging and Detecting,Ministry of Education of China,Xi′an University of Petroleum,Xi′an 710065,China;2.Northwest University,Xi′an 710069,China) |
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| Abstract: | In order to further improve the performance of fiber Bragg grating(FBG) demodulation system,based on FPGA logic control,the digital tunable fiber F-P filter(TFFP) demodulation technology for FBG sensing signals is put forward and realized,and the system principle and the hardware design frame are presented.Experimental results Experimental results show that the digital demodulation system can show satisfactory performance.The resolution of the calibration system is 1 pm,the dynamic measurement r... |
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| Keywords: | fiber Bragg grating(FBG) tunable fiber F-P filter(TFFP) demodulator FPGA |
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