| 光纤臂长差对马赫-曾德尔型光纤陀螺的影响 |
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| 引用本文： | 杜茂华,刘永智,代志勇,张利勋.光纤臂长差对马赫-曾德尔型光纤陀螺的影响[J].红外,2009,30(5):45-48. |
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| 作者姓名： | 杜茂华 刘永智 代志勇 张利勋 |
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| 作者单位： | 电子科技大学光电信息学院,四川,成都,610054 |
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| 摘 要： | 介绍了基于马赫-曾德尔干涉原理和萨格奈克(Sagnac)效应的马赫-曾德尔型光纤陀螺(MZ型光纤陀螺)的工作原理.在此基础上,分析了两光纤臂长差对光纤陀螺零位漂移和温度稳定性的影响,指出臂长差的存在是影响MZ型光纤陀螺系统稳定性和灵敏度的最主要因素.
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| 关 键 词： | MZ型光纤陀螺 臂长差 零位漂移 温度稳定性 马赫-曾德尔干涉 |
| 收稿时间： | 2008/12/5 |
Effect of Fiber Length Difference on Mach-Zehnder Fiber Optic Gyroscope |
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| DU Mao-hua,LIU Yong-zhi,DAI Zhi-yong,ZHANG Li-xun.Effect of Fiber Length Difference on Mach-Zehnder Fiber Optic Gyroscope[J].Infrared,2009,30(5):45-48. |
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| Authors: | DU Mao-hua LIU Yong-zhi DAI Zhi-yong ZHANG Li-xun |
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| Affiliation: | Department of Optoelectronic Technology;University of Electronic Science and Technology of China;Chengdu 610054;China |
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| Abstract: | The operation principle of a Mach-Zehnder fiber optic gyroscope(MZ-FOG) based on Mach-Zehnder interferometric principle and Sagnac effect is presented.The influence of fiber length difference on the zero drift and thermal stability of the fiber optic gyroscope is analyzed.It is pointed out that the fiber length difference is the main factor to affect the stability and sensitivity of the fiber optic gyroscope system. |
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| Keywords: | MZ-FOG fiber length difference zero drift thermal stability Mach-Zehnder interference |
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