Error modulation scheme analysis of dual-axis rotating strap-down inertial navigation system based on FOG

Zhihong Deng*, Mu Sun, Bo Wang

*Corresponding author for this work

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

18 Citations (Scopus)

Abstract

In order to enhance the accuracy of strap-down inertial navigation system, we study the error models of each inertial sensor. Based on the error effects, the rotation modulation technique is analyzed. For the case of dual-axial rotation, the error equations are derived which are produced by bias, installation error, scale factor error and random drift of inertial sensors. This paper proposes simultaneous rotation and alternately rotation, analyzes two schemes modulation mechanism and gives two reasonable rotating axes angle velocities. The simulation result presents that both rotation schemes can effectively modulate system error, and compares the modulation performance of each scheme over every navigation error.

Original languageEnglish
Title of host publicationProceedings of the 33rd Chinese Control Conference, CCC 2014
EditorsShengyuan Xu, Qianchuan Zhao
PublisherIEEE Computer Society
Pages692-696
Number of pages5
ISBN (Electronic)9789881563842
DOIs
Publication statusPublished - 11 Sept 2014
EventProceedings of the 33rd Chinese Control Conference, CCC 2014 - Nanjing, China
Duration: 28 Jul 201430 Jul 2014

Publication series

NameProceedings of the 33rd Chinese Control Conference, CCC 2014
ISSN (Print)1934-1768
ISSN (Electronic)2161-2927

Conference

ConferenceProceedings of the 33rd Chinese Control Conference, CCC 2014
Country/TerritoryChina
CityNanjing
Period28/07/1430/07/14

Keywords

  • continuous rotation
  • dual-axis rotating modulation
  • error analysis

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