Stability analysis of mobile robot path tracking

  • Authors:
  • G. Heredia

  • Affiliations:
  • -

  • Venue:
  • IROS '95 Proceedings of the International Conference on Intelligent Robots and Systems-Volume 3 - Volume 3
  • Year:
  • 1995

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Abstract

This paper presents a new approach that analyzes the stability of a general class of path tracking algorithms taking into account the pure delay in the control loop. The analysis has been done for straight paths and paths of constant curvature. This has sufficient generality since most usual paths can be decomposed in pieces of constant curvature. The method has been applied to the pure pursuit path tracking algorithm, one of the most widely used algorithms. The experiments performed with a computer controlled high mobility multi-purpose wheeled vehicle show good agreement with the theoretical predictions of the proposed method.