Optical flow-based autonomous landing control for fixed-wing small UAV

Zheng Long Wu, Jie Li, Zhen Yu Guan, San Ku Niu, Cheng Wei Yang*, Yang Li

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

1 Citation (Scopus)

Abstract

With the fixed-wing of small unmanned aerial vehicle (UAV) autonomous landing control as the research background, an optical flow-based autonomous landing control for fixed-wing small UAV is proposesd. Firstly, the fixed-wing UAV movement characteristics of the landing phase is analyzed, with the vehicle control decoupled into lateral and longitudinal control. Secondly, the runway line is featured and the sparse linear optical flow field is calculated. Then the camera model is combined with the relationship between the optical flow field and the velocity field, setting the runway line horizontal flow as the feedback of the system to design the control system. Finally, a dynamic simulation system is built in the Simulink environment. The simulation results show that the UAV autonomous landing control is effectively realized through this proposed method.

Original languageEnglish
Pages (from-to)2827-2834
Number of pages8
JournalXi Tong Gong Cheng Yu Dian Zi Ji Shu/Systems Engineering and Electronics
Volume38
Issue number12
DOIs
Publication statusPublished - 1 Dec 2016

Keywords

  • Control design
  • Fixed-wing unmanned aerial vehicle (UAV)
  • Landing control
  • Optical flow

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