Adaptive Fast Non-Singular Terminal Sliding Mode Path Following Control for an Underactuated Unmanned Surface Vehicle with Uncertainties and Unknown Disturbances
This paper focuses on an issue involving robust adaptive path following for the uncertain underactuated unmanned surface vehicle with time-varying large sideslips angle and actuator saturation. An improved line-of-sight guidance law based on a reduced-order extended state observer is proposed to add...
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MDPI AG
2021
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oai:doaj.org-article:958383ac0133445f8b79e5ea3128ba762021-11-25T18:56:34ZAdaptive Fast Non-Singular Terminal Sliding Mode Path Following Control for an Underactuated Unmanned Surface Vehicle with Uncertainties and Unknown Disturbances10.3390/s212274541424-8220https://doaj.org/article/958383ac0133445f8b79e5ea3128ba762021-11-01T00:00:00Zhttps://www.mdpi.com/1424-8220/21/22/7454https://doaj.org/toc/1424-8220This paper focuses on an issue involving robust adaptive path following for the uncertain underactuated unmanned surface vehicle with time-varying large sideslips angle and actuator saturation. An improved line-of-sight guidance law based on a reduced-order extended state observer is proposed to address the large sideslip angle that occurs in practical navigation. Next, the finite-time disturbances observer is designed by considering the perturbations parameter of the model and the unknown disturbances of the external environment as the lumped disturbances. Then, an adaptive term is introduced into Fast Non-singular Terminal Sliding Mode Control to design the path following controllers. Finally, considering the saturation of actuator, an auxiliary dynamic system is introduced. By selecting the appropriate design parameters, all the signals of the whole path following a closed-loop system can be ultimately bounded. Real-time control of path following can be achieved by transferring data from shipborne sensors such as GPS, combined inertial guidance and anemoclinograph to the Fast Non-singular Terminal Sliding Mode controller. Two examples as comparisons were carried out to demonstrate the validity of the proposed control approach.Yunsheng FanBowen LiuGuofeng WangDongdong MuMDPI AGarticleunmanned surface vehiclepath followingline-of-sightsensor applicationfast non-singular terminal sliding mode controlChemical technologyTP1-1185ENSensors, Vol 21, Iss 7454, p 7454 (2021) |
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unmanned surface vehicle path following line-of-sight sensor application fast non-singular terminal sliding mode control Chemical technology TP1-1185 |
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unmanned surface vehicle path following line-of-sight sensor application fast non-singular terminal sliding mode control Chemical technology TP1-1185 Yunsheng Fan Bowen Liu Guofeng Wang Dongdong Mu Adaptive Fast Non-Singular Terminal Sliding Mode Path Following Control for an Underactuated Unmanned Surface Vehicle with Uncertainties and Unknown Disturbances |
description |
This paper focuses on an issue involving robust adaptive path following for the uncertain underactuated unmanned surface vehicle with time-varying large sideslips angle and actuator saturation. An improved line-of-sight guidance law based on a reduced-order extended state observer is proposed to address the large sideslip angle that occurs in practical navigation. Next, the finite-time disturbances observer is designed by considering the perturbations parameter of the model and the unknown disturbances of the external environment as the lumped disturbances. Then, an adaptive term is introduced into Fast Non-singular Terminal Sliding Mode Control to design the path following controllers. Finally, considering the saturation of actuator, an auxiliary dynamic system is introduced. By selecting the appropriate design parameters, all the signals of the whole path following a closed-loop system can be ultimately bounded. Real-time control of path following can be achieved by transferring data from shipborne sensors such as GPS, combined inertial guidance and anemoclinograph to the Fast Non-singular Terminal Sliding Mode controller. Two examples as comparisons were carried out to demonstrate the validity of the proposed control approach. |
format |
article |
author |
Yunsheng Fan Bowen Liu Guofeng Wang Dongdong Mu |
author_facet |
Yunsheng Fan Bowen Liu Guofeng Wang Dongdong Mu |
author_sort |
Yunsheng Fan |
title |
Adaptive Fast Non-Singular Terminal Sliding Mode Path Following Control for an Underactuated Unmanned Surface Vehicle with Uncertainties and Unknown Disturbances |
title_short |
Adaptive Fast Non-Singular Terminal Sliding Mode Path Following Control for an Underactuated Unmanned Surface Vehicle with Uncertainties and Unknown Disturbances |
title_full |
Adaptive Fast Non-Singular Terminal Sliding Mode Path Following Control for an Underactuated Unmanned Surface Vehicle with Uncertainties and Unknown Disturbances |
title_fullStr |
Adaptive Fast Non-Singular Terminal Sliding Mode Path Following Control for an Underactuated Unmanned Surface Vehicle with Uncertainties and Unknown Disturbances |
title_full_unstemmed |
Adaptive Fast Non-Singular Terminal Sliding Mode Path Following Control for an Underactuated Unmanned Surface Vehicle with Uncertainties and Unknown Disturbances |
title_sort |
adaptive fast non-singular terminal sliding mode path following control for an underactuated unmanned surface vehicle with uncertainties and unknown disturbances |
publisher |
MDPI AG |
publishDate |
2021 |
url |
https://doaj.org/article/958383ac0133445f8b79e5ea3128ba76 |
work_keys_str_mv |
AT yunshengfan adaptivefastnonsingularterminalslidingmodepathfollowingcontrolforanunderactuatedunmannedsurfacevehiclewithuncertaintiesandunknowndisturbances AT bowenliu adaptivefastnonsingularterminalslidingmodepathfollowingcontrolforanunderactuatedunmannedsurfacevehiclewithuncertaintiesandunknowndisturbances AT guofengwang adaptivefastnonsingularterminalslidingmodepathfollowingcontrolforanunderactuatedunmannedsurfacevehiclewithuncertaintiesandunknowndisturbances AT dongdongmu adaptivefastnonsingularterminalslidingmodepathfollowingcontrolforanunderactuatedunmannedsurfacevehiclewithuncertaintiesandunknowndisturbances |
_version_ |
1718410541093879808 |