Results 1 to 10 of about 501 (177)

Prediction and Compensation Model of Longitudinal and Lateral Deck Motion for Automatic Landing Guidance System

open access: yesMathematics, 2022
This paper mainly studies the longitudinal and lateral deck motion compensation technology. In order to ensure the safe landing of the carrier-based aircrafts on the flight decks of carriers during the landing process, it is necessary to introduce deck ...
Chen Cheng   +4 more
doaj   +4 more sources

Backstepping- and Sliding Mode-Based Automatic Carrier Landing System with Deck Motion Estimation and Compensation

open access: yesAerospace, 2022
This paper addresses the automatic carrier landing problem in the presence of deck motion, carrier airwake disturbance, wind shears, wind gusts, and atmospheric turbulences.
Mihai Lungu   +2 more
doaj   +4 more sources

A Novel Three-SPR Parallel Platform for Vessel Wave Compensation

open access: yesJournal of Marine Science and Engineering, 2020
A wave compensation platform based on 3-SPR parallel platform is designed for marine ships with a dynamic positioning system. It can compensate for the heave, rolling, and pitching movement of a vessel under level 4 sea state.
Yong Zhan   +4 more
doaj   +1 more source

Longitudinal automatic carrier-landing control law rejecting disturbances and coupling based on adaptive dynamic inversion [PDF]

open access: yesBulletin of the Polish Academy of Sciences: Technical Sciences, 1921
The longitudinal automatic carrier landing system (ACLS) control law is designed based on nonlinear dynamic inversion (NDI), which can reject air wake, decouple lateral states, and track the dynamic desired touchdown point (DTP).
Lipeng Wang   +3 more
doaj   +1 more source

Model Predictive Control for Automatic Carrier Landing with Time Delay

open access: yesInternational Journal of Aerospace Engineering, 2021
This paper focuses on the problem of automatic carrier landing control with time delay, and an antidelay model predictive control (AD-MPC) scheme for carrier landing based on the symplectic pseudospectral (SP) method and a prediction error method with ...
Kaikai Cui   +5 more
doaj   +1 more source

Robust Preview Control and Autoregressive Prediction for Aircraft Automatic Carrier Landing

open access: yesIEEE Access, 2019
This paper studies an automatic carrier landing control problem of fixed-wing aircraft with system uncertainties under the airwake and deck motion disturbances.
Ziyang Zhen   +3 more
doaj   +1 more source

Deck motion prediction using neural kernel network Gaussian process regression

open access: yesXibei Gongye Daxue Xuebao
Deck motion prediction and compensation are critical technologies for carrier-based aircraft automatic landing. Traditional deck motion prediction methods rely on precision of motion models and parameter adjustments, facing challenges in adaptability to ...
QIN Peng   +3 more
doaj   +1 more source

Research on Heave Compensation Systems and Control Methods for Deep-Sea Mining

open access: yesJournal of Marine Science and Engineering
The development of heave compensation systems in marine engineering and deep-sea mining applications is analyzed, and their functional requirements and key features are summarized. Based on this analysis, a system is proposed that uses flexible joints to
Yajuan Kang   +3 more
doaj   +1 more source

A Residual PPO Method for Shipboard Helicopter Landing Control

open access: yesAerospace
Shipboard helicopter landing in the near-deck region requires stable attitude regulation and high-precision deck-relative motion control under substantial model uncertainty and environmental disturbances, conditions under which conventional model-based ...
Xiao Chang, Jianliang Ai
doaj   +1 more source

An Advanced Control Method for Aircraft Carrier Landing of UAV Based on CAPF–NMPC

open access: yesAerospace
This paper investigates a carrier landing controller for unmanned aerial vehicles (UAVs), and a nonlinear model predictive control (NMPC) approach is proposed considering a precise motion control required under dynamic landing platform and environment ...
Danhe Chen, Lingfeng Xu, Chuangge Wang
doaj   +1 more source

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