应用光学, 2007, 28 (1): 0086, 网络出版: 2010-06-03   

干涉型光纤传感器信号检测技术的研究

Signal detection technique for fiber-optic interferometric sensors
作者单位
国防科技大学 光电科学与工程学院,长沙 410073
摘要
光纤传感器是一种高灵敏度传感器,而信号检测技术是它的关键技术之一。介绍了干涉型光纤传感器的信号检测方法。首先简单分析了干涉型光纤传感器相位衰落现象产生的物理机制,然后分别介绍了各种抗相位衰落信号检测方法的基本工作原理和特点,着重讨论了其中几种主要的方法,详细分析了它们的优缺点、应用场合以及技术难点。最后对各种检测方法的主要性能进行了比较,并对它们的发展前景做了展望。
Abstract
The fiber-optic sensor is a high sensitive sensor and signal detection technique is one of its key techniques. Some signal detection methods of fiber-optic sensors are summarized in this paper. The principle of the phenomena of phase induced signal fade in interferometric fiber-optic sensors is analyzed. The basic operation principles and characteristics of various anti-phase induced signal fade detection methods are introduced. Several typical methods are analyzed.Their main performances are evaluated and the future of the above mentioned methods is predicted.
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王泽锋, 罗洪, 胡永明. 干涉型光纤传感器信号检测技术的研究[J]. 应用光学, 2007, 28(1): 0086. WANG Ze-feng, LUO Hong, HU Yong-ming. Signal detection technique for fiber-optic interferometric sensors[J]. Journal of Applied Optics, 2007, 28(1): 0086.

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