A correction method for DVL measurement error by pitch dynamics

P. J. Liu*, B. Wang, Z. H. Deng, X. Xiao, S. T. Wang

*Corresponding author for this work

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

8 Citations (Scopus)

Abstract

As the error accumulation problem of Strapdown Inertial Navigation System (SINS), the accuracy of Doppler Velocity Log (DVL) measurements is a key element for the precision of SINS/DVL integrated navigation system. Nevertheless, level attitude dynamics of the vehicle (including pitch and roll motions) induced by random wave motions or vehicle's movement pattern changes introduce DVL measurement errors. In this paper, the error model of DVL measurement errors by pitch dynamics is established and the correction method based on the real-time attitude information from the SINS/DVL system is proposed. Simulation results indicate that the DVL measurement errors are effectively corrected and the accuracy of the SINS/DVL system is improved by applying the proposed method.

Original languageEnglish
Title of host publication2017 24th Saint Petersburg International Conference on Integrated Navigation Systems, ICINS 2017 - Proceedings
EditorsVladimir G. Peshekhonov
PublisherInstitute of Electrical and Electronics Engineers Inc.
ISBN (Electronic)9785919950486
DOIs
Publication statusPublished - 28 Jul 2017
Event24th Saint Petersburg International Conference on Integrated Navigation Systems, ICINS 2017 - Saint Petersburg, Russian Federation
Duration: 29 May 201731 May 2017

Publication series

Name2017 24th Saint Petersburg International Conference on Integrated Navigation Systems, ICINS 2017 - Proceedings

Conference

Conference24th Saint Petersburg International Conference on Integrated Navigation Systems, ICINS 2017
Country/TerritoryRussian Federation
CitySaint Petersburg
Period29/05/1731/05/17

Keywords

  • Correction Method
  • DVL Measurement Errors
  • Error Model
  • Pitch Dynamics
  • SINS/DVL

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