Multi-Layered Safety-Critical Control Design for Robotic Systems via Control Barrier Functions

Yuhan Xiong, Di Hua Zhai*, Sihua Zhang, Yuanqing Xia

*Corresponding author for this work

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

2 Citations (Scopus)

Abstract

To satisfy the safety constraints, this paper proposes a multi-layered safety-critical control framework for robotic systems based on control barrier functions (CBFs), which is composed of the safe kinematic control layer and the inverse dynamics control layer. Both layers incorporate the CBF constraints to ensure safety, and the corresponding quadratic programs (QPs) are formulated. Through real-time optimization control, the robot can satisfy the safety constraints while tracking the desired trajectory. The proposed method is validated on the two-link planar manipulator with trajectory tracking and obstacle avoidance tasks.

Original languageEnglish
Title of host publicationProceedings of the 41st Chinese Control Conference, CCC 2022
EditorsZhijun Li, Jian Sun
PublisherIEEE Computer Society
Pages3674-3679
Number of pages6
ISBN (Electronic)9789887581536
DOIs
Publication statusPublished - 2022
Event41st Chinese Control Conference, CCC 2022 - Hefei, China
Duration: 25 Jul 202227 Jul 2022

Publication series

NameChinese Control Conference, CCC
Volume2022-July
ISSN (Print)1934-1768
ISSN (Electronic)2161-2927

Conference

Conference41st Chinese Control Conference, CCC 2022
Country/TerritoryChina
CityHefei
Period25/07/2227/07/22

Keywords

  • Control Barrier Functions
  • Multi-Layered Control
  • Robotic Systems
  • Safety-Critical Control

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