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Fiber Bragg Grating AC Current Measurement Based on Twin-Core Fiber Filter
Authors
姚远
董小鹏
邹毅
Publication date
1 June 2008
Publisher
《传感技术学报》编辑中
Abstract
中文摘要:利用光纤光栅( Fiber Bragg grating ,简称 FBG) 、 超磁致伸缩材料( Giant magnetost riction material ,简称 GMM)和基于双芯光纤滤波器的解调系统实现了交流电流的测量。在介绍超磁致伸缩材料的磁致伸缩效应、 光纤光栅检测电流原理以及双芯光纤滤波器解调原理的基础上 ,借助超磁致伸缩材料和光纤光栅等构建了电流测量单元。利用设计的电流测量单元 ,在施加 0~4. 5 A (50 Hz)范围的交流激励电流时 ,经基于双芯光纤滤波器的解调系统解调 ,验证了采用该方案检测电流的可行性。 英文摘要:基金项目:国家自然科学基金项目资助(60472025
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Last time updated on 16/06/2016