Sampled adaptive control for multi-joint robotic manipulator with force uncertainties

Hao Zhou, Hongbin Ma*, Haiyang Zhan, Yimeng Lei, Mengyin Fu

*Corresponding author for this work

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

3 Citations (Scopus)

Abstract

This paper addresses force estimation and trajectory tracking control for robotic manipulator in the presence of uncertain external load force at end effector. One-step Guess method using one step history data sampled from actual continuous-time plant at a constant sampling interval is developed to estimate the unknown fixed or time-varying force. A discrete-time adaptive controller based on estimation of load force is designed to track desired joint trajectory. System simulation of a 6 DOF manipulator is carried out with the help of robotic toolbox in MATLAB, which demonstrates performances of the proposed scheme dealing with both fixed and variable forces, compared with traditional control method.

Original languageEnglish
Title of host publicationIntelligent Robotics and Applications - 9th International Conference, ICIRA 2016, Proceedings
EditorsHonghai Liu, Naoyuki Kubota, Takenori Obo, Kazuo Kiguchi
PublisherSpringer Verlag
Pages14-25
Number of pages12
ISBN (Print)9783319435053
DOIs
Publication statusPublished - 2016
Event9th International Conference on Intelligent Robotics and Applications, ICIRA 2016 - Tokyo, Japan
Duration: 22 Aug 201624 Aug 2016

Publication series

NameLecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
Volume9834 LNCS
ISSN (Print)0302-9743
ISSN (Electronic)1611-3349

Conference

Conference9th International Conference on Intelligent Robotics and Applications, ICIRA 2016
Country/TerritoryJapan
CityTokyo
Period22/08/1624/08/16

Keywords

  • Adaptive control
  • Force estimation
  • One-step guess
  • Robotic manipulator

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