Cooperative Transport of a Suspended Payload via Two Aerial Robots With Inertial Sensing

In this article, we address the problem of aerial transport of a suspended payload by two vehicles with minimal sensing and computational requirements. Herein, the leader-follower paradigm is adopted, allowing the follower robot to estimate and stabilize the formation using only feedback from its on...

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Main Authors: Heng Xie, Kaixu Dong, Pakpong Chirarattananon
Format: Article
Language:English
Published: IEEE 2022-01-01
Series:IEEE Access
Subjects:
Online Access:https://ieeexplore.ieee.org/document/9844732/
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author Heng Xie
Kaixu Dong
Pakpong Chirarattananon
author_facet Heng Xie
Kaixu Dong
Pakpong Chirarattananon
author_sort Heng Xie
collection DOAJ
description In this article, we address the problem of aerial transport of a suspended payload by two vehicles with minimal sensing and computational requirements. Herein, the leader-follower paradigm is adopted, allowing the follower robot to estimate and stabilize the formation using only feedback from its onboard inertial sensor. This is achieved through an analysis of the underlying dynamics of the coupled system. The gained insights lead to the introduction of a two-stage Kalman-based estimation strategy and the linear control laws that are capable of robustly dealing with the underactuated leader-payload-follower system. The vision-less methods have been verified through a series of flight experiments. The efficiency and the robustness of the schemes enable the cooperative payload transport to be accomplished by two sub-100-g robots with highly limited computational power in both indoor and outdoor environments.
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spelling doaj.art-84ae8b6f3e9e4e4c8d7033ddb3934f9b2022-12-22T02:52:05ZengIEEEIEEE Access2169-35362022-01-0110817648177610.1109/ACCESS.2022.31949329844732Cooperative Transport of a Suspended Payload via Two Aerial Robots With Inertial SensingHeng Xie0Kaixu Dong1https://orcid.org/0000-0002-8891-184XPakpong Chirarattananon2https://orcid.org/0000-0003-0142-8394Department of Biomedical Engineering, City University of Hong Kong, Hong Kong, SAR, ChinaDepartment of Biomedical Engineering, City University of Hong Kong, Hong Kong, SAR, ChinaDepartment of Biomedical Engineering, City University of Hong Kong, Hong Kong, SAR, ChinaIn this article, we address the problem of aerial transport of a suspended payload by two vehicles with minimal sensing and computational requirements. Herein, the leader-follower paradigm is adopted, allowing the follower robot to estimate and stabilize the formation using only feedback from its onboard inertial sensor. This is achieved through an analysis of the underlying dynamics of the coupled system. The gained insights lead to the introduction of a two-stage Kalman-based estimation strategy and the linear control laws that are capable of robustly dealing with the underactuated leader-payload-follower system. The vision-less methods have been verified through a series of flight experiments. The efficiency and the robustness of the schemes enable the cooperative payload transport to be accomplished by two sub-100-g robots with highly limited computational power in both indoor and outdoor environments.https://ieeexplore.ieee.org/document/9844732/Autonomous vehiclesintelligent transportation systemsstate estimation
spellingShingle Heng Xie
Kaixu Dong
Pakpong Chirarattananon
Cooperative Transport of a Suspended Payload via Two Aerial Robots With Inertial Sensing
IEEE Access
Autonomous vehicles
intelligent transportation systems
state estimation
title Cooperative Transport of a Suspended Payload via Two Aerial Robots With Inertial Sensing
title_full Cooperative Transport of a Suspended Payload via Two Aerial Robots With Inertial Sensing
title_fullStr Cooperative Transport of a Suspended Payload via Two Aerial Robots With Inertial Sensing
title_full_unstemmed Cooperative Transport of a Suspended Payload via Two Aerial Robots With Inertial Sensing
title_short Cooperative Transport of a Suspended Payload via Two Aerial Robots With Inertial Sensing
title_sort cooperative transport of a suspended payload via two aerial robots with inertial sensing
topic Autonomous vehicles
intelligent transportation systems
state estimation
url https://ieeexplore.ieee.org/document/9844732/
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AT kaixudong cooperativetransportofasuspendedpayloadviatwoaerialrobotswithinertialsensing
AT pakpongchirarattananon cooperativetransportofasuspendedpayloadviatwoaerialrobotswithinertialsensing