Multiple-Point Temperature Gradient Algorithm for Ring Laser Gyroscope Bias Compensation

To further improve ring laser gyroscope (RLG) bias stability, a multiple-point temperature gradient algorithm is proposed for RLG bias compensation in this paper. Based on the multiple-point temperature measurement system, a complete thermo-image of the RLG block is developed. Combined with the mult...

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Main Authors: Geng Li, Pengfei Zhang, Guo Wei, Yuanping Xie, Xudong Yu, Xingwu Long
Format: Article
Language:English
Published: MDPI AG 2015-11-01
Series:Sensors
Subjects:
Online Access:http://www.mdpi.com/1424-8220/15/12/29777
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author Geng Li
Pengfei Zhang
Guo Wei
Yuanping Xie
Xudong Yu
Xingwu Long
author_facet Geng Li
Pengfei Zhang
Guo Wei
Yuanping Xie
Xudong Yu
Xingwu Long
author_sort Geng Li
collection DOAJ
description To further improve ring laser gyroscope (RLG) bias stability, a multiple-point temperature gradient algorithm is proposed for RLG bias compensation in this paper. Based on the multiple-point temperature measurement system, a complete thermo-image of the RLG block is developed. Combined with the multiple-point temperature gradients between different points of the RLG block, the particle swarm optimization algorithm is used to tune the support vector machine (SVM) parameters, and an optimized design for selecting the thermometer locations is also discussed. The experimental results validate the superiority of the introduced method and enhance the precision and generalizability in the RLG bias compensation model.
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spelling doaj.art-b259e0850af64993bc18c2e088239b822022-12-22T04:09:47ZengMDPI AGSensors1424-82202015-11-011512299102992210.3390/s151229777s151229777Multiple-Point Temperature Gradient Algorithm for Ring Laser Gyroscope Bias CompensationGeng Li0Pengfei Zhang1Guo Wei2Yuanping Xie3Xudong Yu4Xingwu Long5College of Opto-electrics Science and Engineering, National University of Defense Technology, Changsha 410073, ChinaCollege of Opto-electrics Science and Engineering, National University of Defense Technology, Changsha 410073, ChinaCollege of Opto-electrics Science and Engineering, National University of Defense Technology, Changsha 410073, ChinaCollege of Opto-electrics Science and Engineering, National University of Defense Technology, Changsha 410073, ChinaCollege of Opto-electrics Science and Engineering, National University of Defense Technology, Changsha 410073, ChinaCollege of Opto-electrics Science and Engineering, National University of Defense Technology, Changsha 410073, ChinaTo further improve ring laser gyroscope (RLG) bias stability, a multiple-point temperature gradient algorithm is proposed for RLG bias compensation in this paper. Based on the multiple-point temperature measurement system, a complete thermo-image of the RLG block is developed. Combined with the multiple-point temperature gradients between different points of the RLG block, the particle swarm optimization algorithm is used to tune the support vector machine (SVM) parameters, and an optimized design for selecting the thermometer locations is also discussed. The experimental results validate the superiority of the introduced method and enhance the precision and generalizability in the RLG bias compensation model.http://www.mdpi.com/1424-8220/15/12/29777error compensationparticle swarm optimizationring laser gyroscopesupport vector machinegradient methodstemperature sensorstemperature measurement
spellingShingle Geng Li
Pengfei Zhang
Guo Wei
Yuanping Xie
Xudong Yu
Xingwu Long
Multiple-Point Temperature Gradient Algorithm for Ring Laser Gyroscope Bias Compensation
Sensors
error compensation
particle swarm optimization
ring laser gyroscope
support vector machine
gradient methods
temperature sensors
temperature measurement
title Multiple-Point Temperature Gradient Algorithm for Ring Laser Gyroscope Bias Compensation
title_full Multiple-Point Temperature Gradient Algorithm for Ring Laser Gyroscope Bias Compensation
title_fullStr Multiple-Point Temperature Gradient Algorithm for Ring Laser Gyroscope Bias Compensation
title_full_unstemmed Multiple-Point Temperature Gradient Algorithm for Ring Laser Gyroscope Bias Compensation
title_short Multiple-Point Temperature Gradient Algorithm for Ring Laser Gyroscope Bias Compensation
title_sort multiple point temperature gradient algorithm for ring laser gyroscope bias compensation
topic error compensation
particle swarm optimization
ring laser gyroscope
support vector machine
gradient methods
temperature sensors
temperature measurement
url http://www.mdpi.com/1424-8220/15/12/29777
work_keys_str_mv AT gengli multiplepointtemperaturegradientalgorithmforringlasergyroscopebiascompensation
AT pengfeizhang multiplepointtemperaturegradientalgorithmforringlasergyroscopebiascompensation
AT guowei multiplepointtemperaturegradientalgorithmforringlasergyroscopebiascompensation
AT yuanpingxie multiplepointtemperaturegradientalgorithmforringlasergyroscopebiascompensation
AT xudongyu multiplepointtemperaturegradientalgorithmforringlasergyroscopebiascompensation
AT xingwulong multiplepointtemperaturegradientalgorithmforringlasergyroscopebiascompensation