Induction motor drive control for Gantry robot position

Bingkun Zhao, Haisheng Yu*, Jinpeng Yu, Herong Wu, Xudong Liu, Xu Xu

*Corresponding author for this work

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

Abstract

To solve the problem of Gantry robot position control and the poor control effect of its driving motor, a direct torque control method of induction motor where a backstepping controller replaces the traditional PI position controller is proposed. Firstly, the space transformation of robot and its dynamic model are established. To get better control of Gantry robot position system, the backstepping regulator is designed as the outer loop position regulator to obtain the reference electromagnetic torque. Additional, considering the unknown load torque during the operation of induction motor, the load torque observer is designed. The Lyapunov theory shows that the whole system is asymptotically stable. The designed controller can accurately track the reference position and has good dynamic and static performance by simulation. So the problem of Gantry robot position control and the poor control effect of its driving motor can be solved and its application prospect is broad.

Original languageEnglish
Title of host publicationProceedings of the 30th Chinese Control and Decision Conference, CCDC 2018
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages4403-4408
Number of pages6
ISBN (Electronic)9781538612439
DOIs
Publication statusPublished - 6 Jul 2018
Externally publishedYes
Event30th Chinese Control and Decision Conference, CCDC 2018 - Shenyang, China
Duration: 9 Jun 201811 Jun 2018

Publication series

NameProceedings of the 30th Chinese Control and Decision Conference, CCDC 2018

Conference

Conference30th Chinese Control and Decision Conference, CCDC 2018
Country/TerritoryChina
CityShenyang
Period9/06/1811/06/18

Keywords

  • Backstepping Control
  • Gantry Robot
  • Induction Motor
  • Load Torque Observer
  • Position Control

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