Guiding vector field-based guidance under wind disturbances applied to a tailsitter UAV

Fuente: arXiv
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Autori principali: Ntouros, Evangelos, Smeur, Ewoud J. J.
Natura: Preprint
Pubblicazione: 2026
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author Ntouros, Evangelos
Smeur, Ewoud J. J.
author_facet Ntouros, Evangelos
Smeur, Ewoud J. J.
contents This paper develops a guidance control law based on a parametric Guiding Vector Field (GVF) and integrates it with a state-of-the-art acceleration and attitude control architecture for tailsitters. The resulting framework enables a direct comparison between traditional trajectory-tracking guidance and GVF-based path-following guidance using a realistic tailsitter model operating under windy conditions. Through extensive simulations, it is shown that for agile flight scenarios with wind and small initial position error, both guidance strategies achieve comparable tracking performance, indicating that the additional complexity introduced by the GVF formulation is not always justified. However, the GVF-based approach exhibits an advantage when initial deviation from the path is present, yielding smooth and well-behaved convergence toward the desired path. Two additional contributions support this evaluation. First, a modification of the parametric GVF is proposed that guarantees exponential stability of the tracking error dynamics for a single integrator system. Second, the differential flatness transform of a tailsitter vehicle is extended to account for explicit knowledge of the wind velocity vector.
format Preprint
id arxiv_https___arxiv_org_abs_2601_12987
institution arXiv
publishDate 2026
record_format arxiv
spellingShingle Guiding vector field-based guidance under wind disturbances applied to a tailsitter UAV
Ntouros, Evangelos
Smeur, Ewoud J. J.
Systems and Control
This paper develops a guidance control law based on a parametric Guiding Vector Field (GVF) and integrates it with a state-of-the-art acceleration and attitude control architecture for tailsitters. The resulting framework enables a direct comparison between traditional trajectory-tracking guidance and GVF-based path-following guidance using a realistic tailsitter model operating under windy conditions. Through extensive simulations, it is shown that for agile flight scenarios with wind and small initial position error, both guidance strategies achieve comparable tracking performance, indicating that the additional complexity introduced by the GVF formulation is not always justified. However, the GVF-based approach exhibits an advantage when initial deviation from the path is present, yielding smooth and well-behaved convergence toward the desired path. Two additional contributions support this evaluation. First, a modification of the parametric GVF is proposed that guarantees exponential stability of the tracking error dynamics for a single integrator system. Second, the differential flatness transform of a tailsitter vehicle is extended to account for explicit knowledge of the wind velocity vector.
title Guiding vector field-based guidance under wind disturbances applied to a tailsitter UAV
topic Systems and Control
url https://arxiv.org/abs/2601.12987