| 光纤振动传感器相位解调算法研究综述 |
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| 引用本文： | 初凤红,魏双娇.光纤振动传感器相位解调算法研究综述[J].上海电力学院学报,2021,37(3):247-252. |
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| 作者姓名： | 初凤红 魏双娇 |
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| 作者单位： | 上海电力大学 电子与信息工程学院 |
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| 摘 要： | 介绍了光纤振动传感器的定义及其类别。对相位生成载波(PGC)技术、3×3耦合器解调算法和数字正交解调算法3种光纤振动传感器相位解调算法进行了对比和分析,指出后期相位解调算法仍然有很多改进的方面。最后介绍了未来在实际中有望得到更广泛的应用的情况。
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| 关 键 词： | 光纤振动传感器 PGC解调算法 3ࡩ耦合器解调算法 正交解调算法 |
| 收稿时间： | 2020/1/22 0:00:00 |
| 修稿时间： | 2020/3/13 0:00:00 |
Progress of Phase Demodulation Algorithms for Fiber Optic Vibration Sensors |
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| CHU Fenghong,WEI Shuangjiao.Progress of Phase Demodulation Algorithms for Fiber Optic Vibration Sensors[J].Journal of Shanghai University of Electric Power,2021,37(3):247-252. |
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| Authors: | CHU Fenghong WEI Shuangjiao |
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| Affiliation: | School of Electronic Information Engineering, Shanghai Universityof Electric Power, Shanghai 200090, China |
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| Abstract: | First, the definition of fiber optic vibration sensors and types are introduced.Second, the principles of each demodulation algorithm are analysized which mainly includes:phase generation carrier(PGC) technology, 3×3 coupler demodulation algorithm, digital orthogonal demodulation algorithm.Finally, the advantages and disadvantages are compared and summarized, which pointed out that there are still many improvements in the phase demodulation algorithm in the later stage, and it is expected to obtain wide application in the future. |
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| Keywords: | fiber optic vibration sensor phase generation carrier demodulation algorithm 3ࡩ coupling demodulation algorithm quadrature demodulation algorithm |
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