Using iterative LQR to control two quadrotors transporting a cable-suspended load

Y Alothman, M Guo, D Gu - IFAC-PapersOnLine, 2017 - Elsevier
This paper is focused on the tracking control problem of two quadrotors carrying one cable-
suspended payload. The paper main contributions include a dynamic model constructed by …

Quadrotor transporting cable-suspended load using iterative linear quadratic regulator (ilqr) optimal control

Y Alothman, D Gu - 2016 8th Computer Science and Electronic …, 2016 - ieeexplore.ieee.org
This paper presents an iterative linear quadratic regulator (iLQR) optimal controller of a high
level dynamic model using Euler-Lagrange equations for a single quadrotor UAV with a …

Lift of a cable-suspended load by a quadrotor: A hybrid system approach

PJ Cruz, M Oishi, R Fierro - 2015 American control conference …, 2015 - ieeexplore.ieee.org
Autonomous multi-rotor aerial vehicles, specially quadrotors, have become popular
platforms for the transportation of cable-suspended loads. Before transporting the load, the …

Controlling a quadrotor carrying a cable-suspended load to pass through a window

M Guo, D Gu, W Zha, X Zhu, Y Su - Journal of Intelligent & Robotic Systems, 2020 - Springer
In this paper, we design an optimal control system for a quadrotor to carry a cable-
suspended load flying through a window. As the window is narrower than the length of the …

Adaptive control for a quadrotor transporting a cable-suspended payload with unknown mass in the presence of rotor downwash

ZY Lv, S Li, Y Wu, QG Wang - IEEE Transactions on Vehicular …, 2021 - ieeexplore.ieee.org
This paper investigates the control problem for a quadrotor with a cable-suspended payload
(QCSP). A new adaptive control strategy is designed to control the velocity of a volumetric …

Fixed-time control for a quadrotor with a cable-suspended load

Z Lv, Y Wu, XM Sun, QG Wang - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
This paper is concerned with the motion control for a quadrotor with a cable-suspended load
(QCSL). A fixed-time control strategy is presented to improve the transient response and …

Nonlinear motion control for a quadrotor transporting a cable-suspended payload

ZY Lv, Y Wu, W Rui - IEEE Transactions on Vehicular …, 2020 - ieeexplore.ieee.org
In this paper, we focus on the velocity control problem for a quadrotor with a cable-
suspended payload (QCSP). A dynamic model of QCSP is proposed by the Lagrangian …

A trajectory tracking control law for a quadrotor with slung load

D Cabecinhas, R Cunha, C Silvestre - Automatica, 2019 - Elsevier
We present a trajectory tracking controller for the full dynamics of a quadrotor vehicle
carrying a slung load attached by a string. The full dynamic system is modeled as two …

Dynamics and control of a quadrotor with a cable suspended payload

L Qian, HHT Liu - 2017 IEEE 30th Canadian Conference on …, 2017 - ieeexplore.ieee.org
The dynamics and control of a quadrotor with a cable suspended payload is studied in this
paper. The payload whose tether point deviates from the center of mass of the quadrotor is …

Control Architecture for a Quadrotor Transporting a Cable-Suspended Load of Uncertain Mass

P Outeiro, C Cardeira, P Oliveira - Drones, 2023 - mdpi.com
This paper presents an architecture for controlling a quadrotor transporting a cable-
suspended load of uncertain mass. A family of trajectories is proposed that is composed by …