A Path Planning Method for Autonomous Flying Vehicles Using an Improved RRT* Algorithm

Tianqi Qie*, Weida Wang, Chao Yang, Ying Li, Wenjie Liu

*Corresponding author for this work

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

Abstract

Autonomous flying vehicles are promising transportation of the future, which have the function of ground vehicles and low-altitude aircraft. To plan a feasible path effectively, an improved optimal rapidly-exploring random tree (RRT*) method is proposed. Firstly, a cost function considering driving efficiency and the energy consumption is established. Then, the cost of a known feasible path, which flies from the start point to the goal point directly, is calculated as a benchmark. According to the benchmark, the planning area is reduced to an elliptical area. The proposed method is verified by simulations with an actual cross-country environment. Results show that the computation time decreased by 11.3% compared with the basic RRT* method.

Original languageEnglish
Title of host publicationProceedings of 2022 International Conference on Autonomous Unmanned Systems, ICAUS 2022
EditorsWenxing Fu, Mancang Gu, Yifeng Niu
PublisherSpringer Science and Business Media Deutschland GmbH
Pages3665-3675
Number of pages11
ISBN (Print)9789819904785
DOIs
Publication statusPublished - 2023
EventInternational Conference on Autonomous Unmanned Systems, ICAUS 2022 - Xi'an, China
Duration: 23 Sept 202225 Sept 2022

Publication series

NameLecture Notes in Electrical Engineering
Volume1010 LNEE
ISSN (Print)1876-1100
ISSN (Electronic)1876-1119

Conference

ConferenceInternational Conference on Autonomous Unmanned Systems, ICAUS 2022
Country/TerritoryChina
CityXi'an
Period23/09/2225/09/22

Keywords

  • Autonomous flying vehicles
  • Path planning
  • Rapidly-exploring random tree

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