Research on All-Fiber Dual-Modulation Optic Current Sensor Based on Real-Time Temperature Compensation

We present a method to simultaneously measure the temperature and electric current, which can be applied for the all-fiber optic current sensor (AFOCS) temperature compensation. The Faraday rotation mirror is introduced as the temperature sensing unit based on the all-fiber dual-modulation optic cur...

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Main Authors: Jianhua Wu, Xiaofeng Zhang, Liang Chen, Benxiang Wu, Cheng Peng
Format: Article
Language:English
Published: IEEE 2022-01-01
Series:IEEE Photonics Journal
Subjects:
Online Access:https://ieeexplore.ieee.org/document/9744537/
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author Jianhua Wu
Xiaofeng Zhang
Liang Chen
Benxiang Wu
Cheng Peng
author_facet Jianhua Wu
Xiaofeng Zhang
Liang Chen
Benxiang Wu
Cheng Peng
author_sort Jianhua Wu
collection DOAJ
description We present a method to simultaneously measure the temperature and electric current, which can be applied for the all-fiber optic current sensor (AFOCS) temperature compensation. The Faraday rotation mirror is introduced as the temperature sensing unit based on the all-fiber dual-modulation optic current sensor. The temperature and electric current could be distinguished by the sequence of pulse light received by the photodetector. The working principle of temperature and electric current sensing are analyzed by modeling and simulation. The experiments are designed to confirm the temperature compensation scheme. The relative error of AFOCS decreases from 14% to 2% by temperature compensation, which meets the requirements of micro-current fiber sensing.
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spelling doaj.art-e49eb83e388649b28fb50ea8eaa27d982022-12-22T02:55:17ZengIEEEIEEE Photonics Journal1943-06552022-01-011431910.1109/JPHOT.2022.31621149744537Research on All-Fiber Dual-Modulation Optic Current Sensor Based on Real-Time Temperature CompensationJianhua Wu0https://orcid.org/0000-0002-5372-8180Xiaofeng Zhang1Liang Chen2https://orcid.org/0000-0003-4841-0992Benxiang Wu3Cheng Peng4https://orcid.org/0000-0002-8058-7985Naval University of Engineering, Wuhan, ChinaInstitute of College of Electrical Engineering, Naval University of Engineering, Wuhan, ChinaInstitute of College of Electrical Engineering, Naval University of Engineering, Wuhan, ChinaInstitute of College of Electrical Engineering, Naval University of Engineering, Wuhan, ChinaInstitute of College of Information and Communication, National University of Defense Technology, Wuhan, ChinaWe present a method to simultaneously measure the temperature and electric current, which can be applied for the all-fiber optic current sensor (AFOCS) temperature compensation. The Faraday rotation mirror is introduced as the temperature sensing unit based on the all-fiber dual-modulation optic current sensor. The temperature and electric current could be distinguished by the sequence of pulse light received by the photodetector. The working principle of temperature and electric current sensing are analyzed by modeling and simulation. The experiments are designed to confirm the temperature compensation scheme. The relative error of AFOCS decreases from 14% to 2% by temperature compensation, which meets the requirements of micro-current fiber sensing.https://ieeexplore.ieee.org/document/9744537/Coherent effectsfiber optics systemssensors
spellingShingle Jianhua Wu
Xiaofeng Zhang
Liang Chen
Benxiang Wu
Cheng Peng
Research on All-Fiber Dual-Modulation Optic Current Sensor Based on Real-Time Temperature Compensation
IEEE Photonics Journal
Coherent effects
fiber optics systems
sensors
title Research on All-Fiber Dual-Modulation Optic Current Sensor Based on Real-Time Temperature Compensation
title_full Research on All-Fiber Dual-Modulation Optic Current Sensor Based on Real-Time Temperature Compensation
title_fullStr Research on All-Fiber Dual-Modulation Optic Current Sensor Based on Real-Time Temperature Compensation
title_full_unstemmed Research on All-Fiber Dual-Modulation Optic Current Sensor Based on Real-Time Temperature Compensation
title_short Research on All-Fiber Dual-Modulation Optic Current Sensor Based on Real-Time Temperature Compensation
title_sort research on all fiber dual modulation optic current sensor based on real time temperature compensation
topic Coherent effects
fiber optics systems
sensors
url https://ieeexplore.ieee.org/document/9744537/
work_keys_str_mv AT jianhuawu researchonallfiberdualmodulationopticcurrentsensorbasedonrealtimetemperaturecompensation
AT xiaofengzhang researchonallfiberdualmodulationopticcurrentsensorbasedonrealtimetemperaturecompensation
AT liangchen researchonallfiberdualmodulationopticcurrentsensorbasedonrealtimetemperaturecompensation
AT benxiangwu researchonallfiberdualmodulationopticcurrentsensorbasedonrealtimetemperaturecompensation
AT chengpeng researchonallfiberdualmodulationopticcurrentsensorbasedonrealtimetemperaturecompensation