分布式光纤振动传感技术及发展动态  

Developments of distributed optical fiber vibration sensor

作　　者：朱燕[1] 代志勇[1] 张晓霞[1] 刘宏明[1] 黄春阳[1] 

机构地区：[1]电子科技大学光电信息学院,四川成都610054

出　　处：《激光与红外》2011年第10期1072-1075,共4页Laser & Infrared

摘　　要：从工程结构安全监测到输油管线的维护以及地震监测,振动传感器发挥着重要作用,可以实现以往需要大量人力物力和时间的监测。而分布式光纤振动传感器具有许多优于传统振动传感器的地方,应用前景广阔,近年来成为光纤传感领域的研究热点。本文主要介绍了分布式光纤振动传感器的实现方法与相关技术,并展望了分布式振动传感技术未来的发展方向和应用领域。Vibration sensors play an important role in many fields,such as engineering structural safety monitoring,pipeline maintenance and earthquake monitoring.It always spends many human and material resources as well as much time.The distributed optical fiber vibration sensor is superior to the traditional vibration sensor in many aspects.In recent years,it becomes a research hotspot in the field of fiber optical sensors.The distributed optical fiber vibration sensor has a good prospect.This paper introduces some related technologies of the distributed optical fiber vibration sensors.Development tendency and application fields are also predicted.

关 键 词：光纤光学 分布式光纤振动传感 干涉 光时域反射 

分 类 号：TP212.44[自动化与计算机技术—检测技术与自动化装置]