Passive attitude estimation using gyroscopes and all-accelerometer IMU

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8 Scopus citations

Abstract

In this paper, a novel approach to estimate a vehicle attitude using gyroscopes and an array of linear tri-axial accelerometers arranged in a certain configuration is presented. This configuration provides direct angular acceleration measurements that will be of great value once the quaternion dynamical equation is solved using Unscented Kalman filter. Various new states and measurements models based on the rotational quaternion are presented. Using this approach, estimating the attitude of a vehicle using linear accelerometers along with gyroscopes enables a completely passive attitude estimation under the simultaneous actions of vehicle varying center of gravity position, unknown varying gravitational field, and an accelerating vehicle without any singularity being involved in the states or measurements models which were not reported in the related literature to the best of authors' knowledge.

Original languageEnglish
Title of host publicationProceedings of 2016 7th International Conference on Mechanical and Aerospace Engineering, ICMAE 2016
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages368-376
Number of pages9
ISBN (Electronic)9781467388290
DOIs
StatePublished - 23 Aug 2016

Publication series

NameProceedings of 2016 7th International Conference on Mechanical and Aerospace Engineering, ICMAE 2016

Bibliographical note

Publisher Copyright:
© 2016 IEEE.

Keywords

  • all-accelerometer
  • attitude estimation
  • inertial navigation
  • passive

ASJC Scopus subject areas

  • Aerospace Engineering
  • Mechanical Engineering

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