A robust data driven error damping method for inertial navigation system based on unfalsified adaptive control

Yongqiang Han, Jiabin Chen, Xiaochun Tian, Nan Li

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

The Unfalsified Adaptive Control Theory is introduced to the field of marine inertial navigation system, in order to achieve better performance in estimating the pitch, roll and yaw angle of the ship with the help of a velocimeter which can measure the velocity of the ship relative to the bottom of the sea. The error of inertial navigation system drifts with time, so that extra observations (position, velocity etc.) are needed to help damping the error. Normally a feedback loop based on gyro compassing can do the work, yet the loop parameters are fixed, which makes it neither optimal nor the most robust. Unfalsified Adaptive Control Theory is introduced to help modify the gyro compassing loop to make it adaptively adjust the parameters to deal with the measurement noises and disturbances, which has better accuracy and is disturbance resist ability.

Original languageEnglish
Title of host publicationProceedings of the 34th Chinese Control Conference, CCC 2015
EditorsQianchuan Zhao, Shirong Liu
PublisherIEEE Computer Society
Pages5455-5460
Number of pages6
ISBN (Electronic)9789881563897
DOIs
Publication statusPublished - 11 Sept 2015
Event34th Chinese Control Conference, CCC 2015 - Hangzhou, China
Duration: 28 Jul 201530 Jul 2015

Publication series

NameChinese Control Conference, CCC
Volume2015-September
ISSN (Print)1934-1768
ISSN (Electronic)2161-2927

Conference

Conference34th Chinese Control Conference, CCC 2015
Country/TerritoryChina
CityHangzhou
Period28/07/1530/07/15

Keywords

  • Error damping
  • Strap-down Inertial Navigation System
  • Unfalsified Control

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