Differential flatness of quadrotor dynamics subject to rotor drag for accurate tracking of high-speed trajectories

M Faessler, A Franchi… - IEEE Robotics and …, 2017 - ieeexplore.ieee.org
In this letter, we prove that the dynamical model of a quadrotor subject to linear rotor drag
effects is differentially flat in its position and heading. We use this property to compute …

Multiple observers based anti-disturbance control for a quadrotor UAV against payload and wind disturbances

K Guo, J Jia, X Yu, L Guo, L Xie - Control Engineering Practice, 2020 - Elsevier
This paper presents a multiple observers based anti-disturbance control (MOBADC) scheme
against multiple disturbances for a quadrotor unmanned aerial vehicle (UAV). The quadrotor …

Robust constrained learning-based NMPC enabling reliable mobile robot path tracking

CJ Ostafew, AP Schoellig… - The International Journal …, 2016 - journals.sagepub.com
This paper presents a Robust Constrained Learning-based Nonlinear Model Predictive
Control (RC-LB-NMPC) algorithm for path-tracking in off-road terrain. For mobile robots …

Thrust mixing, saturation, and body-rate control for accurate aggressive quadrotor flight

M Faessler, D Falanga… - IEEE Robotics and …, 2016 - ieeexplore.ieee.org
Quadrotors are well suited for executing fast maneuvers with high accelerations but they are
still unable to follow a fast trajectory with centimeter accuracy without iteratively learning it …

Long-range fast nanopositioner using nonlinearities of hybrid reluctance actuator for energy efficiency

S Ito, S Troppmair, B Lindner… - IEEE Transactions on …, 2018 - ieeexplore.ieee.org
While nanopositioners often use flexures for high quality motion avoiding nonlinearities, the
achievable motion range and energy efficiency are limited, due to the force required for …

Dynamics analysis and time-optimal motion planning for unmanned quadrotor transportation systems

X Liang, Y Fang, N Sun, H Lin - Mechatronics, 2018 - Elsevier
Aerial transportation is enjoying more and more popularity among disaster-oriented tasks,
such as fire fighting, delivery of relief supplies, life-saving aid, and so on, which are …

Model predictive control for quadcopters with almost global trajectory tracking guarantees

ARP Andriën, E Lefeber, DJ Antunes… - IEEE Transactions on …, 2024 - ieeexplore.ieee.org
This article provides a new method for trajectory tracking for quadcopters following a
cascaded control approach with formal closed-loop tracking guarantees. An outer-loop …

Perching with a robotic insect using adaptive tracking control and iterative learning control

P Chirarattananon, KY Ma… - The International Journal …, 2016 - journals.sagepub.com
Inspired by the aerial prowess of flying insects, we demonstrate that their robotic counterpart,
an insect-scale flapping-wing robot, can mimic an aggressive maneuver seen in natural …

Distributed iterative learning control for multi-agent systems: Theoretic developments and application to formation flying

A Hock, AP Schoellig - Autonomous Robots, 2019 - Springer
The goal of this work is to enable a team of quadrotors to learn how to accurately track a
desired trajectory while holding a given formation. We solve this problem in a distributed …

Model predictive uav-tool interaction control enhanced by external forces

BB Kocer, T Tjahjowidodo, GGL Seet - Mechatronics, 2019 - Elsevier
One of the major challenges of automated systems is attributed to the interaction task. This
process involves external forces which may be dangerous, for example in an unmanned …