SINS alignment algorithm with inertial frame for moving bases

Shou Cai Sun*, Ling Xie, Yong Qiang Han, Chun Lei Song, Jian Jun Zhou

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

Abstract

A new algorithm based on inertial frame was introduced in coarse alignment for SINS to reduce the azimuth error. In accurate alignment, an algorithm based on closed loop feedback system was used to reduce the position error caused by the second short stop and the azimuth error in coarse alignment. The results of aligning experiments show that the alignment algorithm with above-mentioned algorithms can reduce position error, and improve the alignment accuracy for SINS. It has a wide application prospect.

Original languageEnglish
Pages (from-to)473-477
Number of pages5
JournalZhongnan Daxue Xuebao (Ziran Kexue Ban)/Journal of Central South University (Science and Technology)
Volume42
Issue numberSUPPL. 1
Publication statusPublished - Sept 2011

Keywords

  • Moving base
  • SINS
  • Self-alignment
  • Vehicle-based

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