Dynamical modelling and control of snake-like motion in vertical plane for locomotion in unstructured environments

Mohammadali Javaheri Koopaee, Christopher Pretty, Koen Classens, Xiao Qi Chen

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

5 Citations (Scopus)
123 Downloads (Pure)

Abstract

This paper introduces the equations of motion of modular 2D snake robots in the vertical plane. In particular, the kinematics of pedal wave motion (undulation in vertical plane) of modular snake robots is presented and using the Euler-Lagrange method, the equations of motion of the robot are obtained. Moreover, using the well-known Spring-Damper contact model, external contact forces are taken into account and pedal wave locomotion on uneven terrain is modelled and simulated. Enabled by the dynamical model of the robot, an adaptive controller based on external force feedback in gait parameter space is proposed and implemented, resulting in the robot to successfully climbing over a stair-type obstacle without any prior knowledge about the environment
Original languageEnglish
Title of host publication15th IEEE/ASME International Conference on Mechatronic and Embedded Systems and Applications
Place of PublicationAnaheim, California, USA
PublisherAmerican Society of Mechanical Engineers
Number of pages9
Volume9
ISBN (Electronic)9780791859292
DOIs
Publication statusPublished - 25 Nov 2019
EventASME 2019 International Design Engineering Technical Conferences and Computers and Information in Engineering Conference, IDETC-CIE 2019 - Anaheim, United States
Duration: 18 Aug 201921 Aug 2019

Conference

ConferenceASME 2019 International Design Engineering Technical Conferences and Computers and Information in Engineering Conference, IDETC-CIE 2019
Country/TerritoryUnited States
CityAnaheim
Period18/08/1921/08/19

Keywords

  • Adaptive locomotion
  • Bio inspired snake robots
  • Equations of motion
  • Pedal wave locomotion
  • Uneven terrain

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