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A Novel Robot Trajectory Planning Algorithm Based on NURBS Velocity Adaptive Interpolation

  • Qingxiao Zou
  • , Weidong Guo*
  • , Fouaz Younès Hamimid
  • *此作品的通讯作者
  • Beihang University

科研成果: 书/报告/会议事项章节会议稿件同行评审

摘要

This paper proposed a novel trajectory planning algorithm for robot manipulator using Non-Uniform Rational B-Spline (NURBS) curve interpolation. Total trajectory planning process was divided into two stages: curve fitting stage (using NURBS) and trajectory interpolating stage. Velocity adaptive control methodology was introduced to adjust the steps of robot manipulator interpolation and further to reduce the chord error. Chord error and interpolation velocity of robot end-effector were monitored real-time and the consecutive interpolation point was pre-calculated to make a judgement on whether the chord error meet requirements, otherwise the interpolation velocity would be lowered to guarantee the accuracy was controlled under the error range. Finally, the author employed 4-DOF (Degree of Freedom) free floating space robot to verify the availability of the designed algorithm depending on several given demonstrating waypoints. The experimental result showed that the proposed NURBS trajectory planning algorithm was not only feasible for high-accuracy trajectory planning but also yielded a smooth trajectory with satisfactory kinematic properties for all robot joints.

源语言英语
主期刊名Advances in Mechanical Design - Proceedings of the 2017 International Conference on Mechanical Design, ICMD 2017
编辑Changle Xiang, Jianrong Tan, Feng Gao
出版商Springer Netherlands
1191-1208
页数18
ISBN(印刷版)9789811065521
DOI
出版状态已出版 - 2018
活动International Conference on Mechanical Design, ICMD 2017 - Beijing, 中国
期限: 13 10月 201715 10月 2017

出版系列

姓名Mechanisms and Machine Science
55
ISSN(印刷版)2211-0984
ISSN(电子版)2211-0992

会议

会议International Conference on Mechanical Design, ICMD 2017
国家/地区中国
Beijing
时期13/10/1715/10/17

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