Wenhan Dong
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View article: A Hierarchical Reinforcement Learning Method for Intelligent Decision-Making in Joint Operations of Sea–Air Unmanned Systems
A Hierarchical Reinforcement Learning Method for Intelligent Decision-Making in Joint Operations of Sea–Air Unmanned Systems Open
To address the challenges of intelligent decision-making in complex and high-dimensional state–action spaces during joint operations simulations of sea–air unmanned systems, an end-to-end intelligent decision-making scheme is proposed. Ini…
View article: Deep-Learning Density Functional Perturbation Theory
Deep-Learning Density Functional Perturbation Theory Open
Calculating perturbation response properties of materials from first principles provides a vital link between theory and experiment, but is bottlenecked by the high computational cost. Here, a general framework is proposed to perform densi…
View article: Barrier Lypunov functions‐based nonsingular fixed‐time switching control for strict‐feedback nonlinear dynamics with full state constraints
Barrier Lypunov functions‐based nonsingular fixed‐time switching control for strict‐feedback nonlinear dynamics with full state constraints Open
This work proposes a nonsingular adaptive fixed‐time switching control method for a class of strict‐feedback nonlinear dynamics subject to full state constraints. The peculiarity of this design lies in overcoming the singularity issue that…
View article: Table of Contents
Table of Contents Open
Experimental study on the aerodynamic performance of the bionic rotor blades
View article: Global Dynamic Surface Control for a Class of Nonlinear System
Global Dynamic Surface Control for a Class of Nonlinear System Open
The traditional dynamic surface control (DSC) method It can only guarantee the final boundedness of semi-global consistency of the system. Furthermore, the selection of filter time constant has significant influence on the DSC control perf…
View article: A Fault-Tolerant Control Method for Unmanned Aerial Vehicle (UAV) Formation with Topological Faults Considered
A Fault-Tolerant Control Method for Unmanned Aerial Vehicle (UAV) Formation with Topological Faults Considered Open
A fault-tolerant control method for the UAV formation that has topological fault, control surface fault, actuator fault and uncertainty is proposed. Firstly, the formation motion model and the UAV motion model are established. Then based o…
View article: Kernel Adaptive Filtering Multiple-model Actuator Fault Diagnostic For Multi-effectors Aircraft
Kernel Adaptive Filtering Multiple-model Actuator Fault Diagnostic For Multi-effectors Aircraft Open
In the traditional Multiple Model Adaptive Estimation (MMAE) algorithm, the extended Kalman filter has theoretical limitations, and the establishment of accurate aircraft mathematical model is almost impossible. In this paper, the Kernel A…
View article: Composite reduced-kernel weighted extreme learning machine for imbalanced data classification
Composite reduced-kernel weighted extreme learning machine for imbalanced data classification Open
In order to solving the problem that the weighted extreme learning machine based on the ensemble learning method enhances the classification performance while increasing the running time of the algorithm, starting from the perspective of m…
View article: A Novel Disturbance Observer Design for a Larger Class of Nonlinear Strict-Feedback Systems via Improved DSC Technique
A Novel Disturbance Observer Design for a Larger Class of Nonlinear Strict-Feedback Systems via Improved DSC Technique Open
A novel scheme for disturbance observer is designed for an extended class of strict-feedback nonlinear systems with possibly unbounded, non-smooth, and state-independent compounded disturbance. To overcome these problems in disturbance obs…
View article: Robust Adaptive Control of MIMO Pure-Feedback Nonlinear Systems via Improved Dynamic Surface Control Technique
Robust Adaptive Control of MIMO Pure-Feedback Nonlinear Systems via Improved Dynamic Surface Control Technique Open
This paper presents a global dynamic surface control (DSC) method for a class of uncertain multi-input/multi-output (MIMO) pure-feedback nonlinear systems with non-affine functions possibly being in-differentiable. It is well known that th…
View article: A Novel RFDI-FTC System for Thrust-Vectoring Aircraft Undergoing Control Surface Damage and Actuator Faults During Supermaneuverable Flight
A Novel RFDI-FTC System for Thrust-Vectoring Aircraft Undergoing Control Surface Damage and Actuator Faults During Supermaneuverable Flight Open
In this paper, a novel robust fault detection and identification and fault-tolerant control (RFDI-FTC) system is proposed for thrust-vectoring aircraft (TVA) during supermaneuverable flight. To this end, a TVA model that incorporates contr…
View article: Backstepping Fault-Tolerant Control for Unmanned Thrust-Vectoring Aircraft Based on Sliding-Mode Observer
Backstepping Fault-Tolerant Control for Unmanned Thrust-Vectoring Aircraft Based on Sliding-Mode Observer Open
In this paper, a backstepping fault-tolerant control based on sliding-mode observer is proposed for the unmanned thrust-vectoring aircraft (UTVA) control. First, the UTVA model with the uncertainty, control surface damage and actuator faul…
View article: Influence of the ground effect on airdrop mission performance analysis
Influence of the ground effect on airdrop mission performance analysis Open
Aimed at determining the ground effect’s influence on the process of ultralow-altitude airdrop, this article studies the corresponding changes in aerodynamic characteristics caused by the ground effect. Through analyzing the longitudinal l…
View article: Adaptive backstepping sliding mode control for heavy-weight airdrop operations
Adaptive backstepping sliding mode control for heavy-weight airdrop operations Open
This paper proposes an adaptive backstepping sliding mode flight control method that is compatible with heavyweight cargo airdrop. The goal is to maintain the plane states during cargo extraction process, in the presence of uncertainties o…
View article: Dynamics modeling and control of a transport aircraft for ultra-low altitude airdrop
Dynamics modeling and control of a transport aircraft for ultra-low altitude airdrop Open
The nonlinear aircraft model with heavy cargo moving inside is derived by using the separation body method, which can describe the influence of the moving cargo on the aircraft attitude and altitude accurately. Furthermore, the nonlinear s…
View article: Dynamics Modeling and<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" id="M1"><mml:mrow><mml:msub><mml:mrow><mml:mi mathvariant="script">L</mml:mi></mml:mrow><mml:mrow><mml:mn>1</mml:mn></mml:mrow></mml:msub></mml:mrow></mml:math>Adaptive Control of a Transport Aircraft for Heavyweight Airdrop
Dynamics Modeling andAdaptive Control of a Transport Aircraft for Heavyweight Airdrop Open
The longitudinal nonlinear aircraft model with cargo extraction is derived using theoretical mechanics and flight mechanics. Furthermore, the nonlinear model is approximated by a semilinear time-varying system with the cargo disturbances v…
View article: Projection-Based Adaptive Backstepping Control of a Transport Aircraft for Heavyweight Airdrop
Projection-Based Adaptive Backstepping Control of a Transport Aircraft for Heavyweight Airdrop Open
An autopilot inner loop that combines backstepping control with adaptive function approximation is developed for airdrop operations. The complex nonlinear uncertainty of the aircraft-cargo model is factorized into a known matrix and an unc…