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Research for Fiber-optic Electric Current Sensors Based on Fabry-Perot Interferometer

Author: AnYaQing
Tutor: LiWenTian
School: North China Electric Power University (Hebei)
Course: Communication and Information System
Keywords: Phase modulation Fabry - Perot interferometer Magnetostrictive effect
CLC: TP212
Type: Master's thesis
Year: 2005
Downloads: 172
Quote: 1
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Abstract


The paper describes the current development of domestic and international fiber-optic current sensors , the problems of the current power system using traditional current measurement equipment , research and design a new type of fiber-optic current sensors . The design of a sensor head based on the magnetostrictive effect, the interferometer instrument using a Fabry - Perot interferometer structure successfully measured in the laboratory simulation of a large current , and analysis of the test results and the experimental error . The experimental results show that this paper designed a simple sensor structure , high sensitivity , low price , easy to practical application in a wide range of applications in the power system .

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CLC: > Industrial Technology > Automation technology,computer technology > Automation technology and equipment > Automation components,parts > Transmitter ( converter),the sensor
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