Dual-quaternion-based adaptive motion tracking of spacecraft with reduced control effort

H Gui, G Vukovich - Nonlinear Dynamics, 2016 - Springer
The position and attitude tracking of a rigid spacecraft is approached with coupled six-
degrees-of-freedom dynamics described by dual quaternions. By taking advantage of the …

Quadrotor control via robust generalized dynamic inversion and adaptive non‐singular terminal sliding mode

U Ansari, AH Bajodah, MT Hamayun - Asian Journal of Control, 2019 - Wiley Online Library
A robust two‐loops structured control system design for quadrotor's position/attitude
trajectory tracking is proposed. The aim of the outer loop is to provide the roll/pitch tilting …

Attitude maneuver control of a two-wheeled spacecraft with bounded wheel speeds

H Gui, L Jin, S Xu - Acta Astronautica, 2013 - Elsevier
The attitude control problem of a spacecraft using two reaction wheels is revisited.
Controllability analysis shows that the reduced dynamics of a two-wheeled spacecraft are …

Event-triggered sub-optimal control for two-time-scale systems with unknown dynamics

T Hua, JW Xiao, XK Liu, Y Lei, YW Wang - Nonlinear Dynamics, 2023 - Springer
The paper investigates the event-triggered sub-optimal control problem for two-time-scale
systems with unknown slow dynamics. Specifically, a composite event-triggered optimal …

Robust generalized dynamic inversion quadrotor control

U Ansari, AH Bajodah - IFAC-PapersOnLine, 2017 - Elsevier
This paper presents the two-loops Robust Generalized Dynamic Inversion (RGDI) Quadrotor
control system design. The outer loop of the system provides pitch and roll attitude …

Development and experimental investigation of a Quadrotor's robust generalized dynamic inversion control system

U Ansari, AH Bajodah, B Kada - Nonlinear Dynamics, 2019 - Springer
The development of a two-loops Quadrotor's robust generalized dynamic inversion (RGDI)-
based control system is presented. The outer (position) loop utilizes PD position control of …

Nonlinear generalised dynamic inversion for aircraft manoeuvring control

I Hameduddin, AH Bajodah - International Journal of Control, 2012 - Taylor & Francis
The nonlinear control problem of aircraft trajectory tracking is tackled in the framework of
multiple linear time-varying constrained control using the newly developed paradigm of …

Generalised dynamic inversion spacecraft control design methodologies

AH Bajodah - IET control theory & applications, 2009 - IET
Generalised dynamic inversion control design methodologies for realisation of linear
spacecraft attitude servo-constraint dynamics is introduced. A prescribed stable linear …

On the attitude stabilization of a rigid spacecraft using two skew control moment gyros

H Gui, L Jin, S Xu, J Zhang - Nonlinear Dynamics, 2015 - Springer
The attitude control of a rigid spacecraft with two skew single-gimbal control moment gyros
(CMGs), which is subject to an underactuated nonholonomic constraint, is investigated …

Asymptotic perturbed feedback linearisation of underactuated Euler's dynamics

A H. Bajodah - International Journal of Control, 2009 - Taylor & Francis
A unifying methodology is introduced for smooth asymptotic stabilisation of underactuated
rigid body dynamics under one and two degrees of actuation. The methodology is based on …