Unmanned surface vehicles: An overview of developments and challenges

Z Liu, Y Zhang, X Yu, C Yuan - Annual Reviews in Control, 2016 - Elsevier
With growing worldwide interest in commercial, scientific, and military issues associated with
both oceans and shallow waters, there has been a corresponding growth in demand for the …

Recent advances in vibration control of offshore platforms

BL Zhang, QL Han, XM Zhang - Nonlinear Dynamics, 2017 - Springer
Offshore platforms are widely used to explore, drill, produce, storage, and transport ocean
resources and are usually subject to environmental loading, such as waves, winds, ice, and …

Event-triggered H∞ reliable control for offshore structures in network environments

BL Zhang, QL Han, XM Zhang - Journal of Sound and Vibration, 2016 - Elsevier
This paper investigates the network-based modeling and event-triggered H∞ reliable
control for an offshore structure. First, a network-based model of the offshore structure …

Sliding mode control with mixed current and delayed states for offshore steel jacket platforms

BL Zhang, QL Han, XM Zhang… - IEEE Transactions on …, 2013 - ieeexplore.ieee.org
This paper is concerned with active control for an offshore steel jacket platform subjected to
wave-induced force and parameter perturbations. An uncertain dynamic model for the …

Sliding mode H∞ control for offshore steel jacket platforms subject to nonlinear self-excited wave force and external disturbance

BL Zhang, L Ma, QL Han - Nonlinear Analysis: Real World Applications, 2013 - Elsevier
This paper is concerned with sliding mode H∞ control for an offshore steel jacket platform
subject to nonlinear self-excited wave force and external disturbance. A sliding mode H∞ …

Feedforward and feedback optimal control for offshore structures subjected to irregular wave forces

H Ma, GY Tang, YD Zhao - Ocean engineering, 2006 - Elsevier
This paper studies the vibration control of a jacket-type offshore platform with an active mass
damper (AMD) and presents a feedforward and feedback optimal control (FFOC) law. The …

Effects of small time-delays on dynamic output feedback control of offshore steel jacket structures

XM Zhang, QL Han, D Han - Journal of Sound and Vibration, 2011 - Elsevier
This paper investigates the effect of a small time-delay on dynamic output feedback control
of an offshore steel jacket structure subject to a nonlinear wave-induced force. First, a …

Nonlinear and robust control schemes for offshore steel jacket platforms

M Zribi, N Almutairi, M Abdel-Rohman, M Terro - Nonlinear Dynamics, 2004 - Springer
This paper presents two control schemes to control the dynamicresponse of an offshore
steel jacket platform due to wave-inducedforces. The objective of the controllers is to greatly …

Active vibration H∞ control of offshore steel jacket platforms using delayed feedback

BL Zhang, GY Tang - Journal of Sound and Vibration, 2013 - Elsevier
This paper is concerned with delayed H∞ control for an offshore steel jacket platforms
subject to external wave force. By artificially introducing a proper time-delay into control …

Robust disturbance rejection for repetitive control systems with time‐varying nonlinearities

P Yu, KZ Liu, J She, M Wu… - International Journal of …, 2019 - Wiley Online Library
This paper presents a disturbance‐rejection method for a modified repetitive control system
with a nonlinearity. Taking advantage of stable inversion, an improved equivalent‐input …