Results 21 to 30 of about 2,021 (266)

Fault-tolerant control for commercial aircraft with actuator faults and constraints [PDF]

open access: yesJournal of the Franklin Institute, 2019
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Yishi Liu   +3 more
openaire   +4 more sources

Minimum-Learning-Parameter-Based Fault-Tolerant Control for Spacecraft Rendezvous With Unknown Inertial Parameters

open access: yesIEEE Access, 2020
In this paper, robust control strategies are explored to solve the problem of rendezvous maneuver for rigid spacecraft exposed to the external disturbance, actuator faults and unknown inertial parameters.
Yuan Liu   +7 more
doaj   +1 more source

Distributed adaptive synchronization for a class of complex dynamical networks with Markovian switching

open access: yesAIP Advances, 2018
In the article, we investigate the distributed adaptive synchronization problem for complex networks with actuator faults under M-matrix approach. Firstly, a realistic discrete-time Markov chain is used to describe the stochastic behavior of actuator ...
An-Ding Dai   +4 more
doaj   +1 more source

Vibration Suppression of an Input-Constrained Wind Turbine Blade System

open access: yesMathematics, 2023
During the actual wind power generation process, wind turbines are often affected by side effects such as blade vibrations, input constraints, and actuator faults.
Liang Cao, Shuangyin Liu
doaj   +1 more source

Indirect Fault Estimation and Active Fault-Tolerant Control for Spacecraft

open access: yesActuators
As spacecraft on-orbit environments become increasingly complex, actuator efficiency degradation and faults occur more frequently, severely compromising operational safety.
Junyong Yin   +3 more
doaj   +1 more source

An adaptive sliding mode actuator fault tolerant control scheme for octorotor system

open access: yesInternational Journal of Advanced Robotic Systems, 2019
In this article, an adaptive sliding mode control is used in the framework of fault tolerant control to mitigate the effects of actuator faults without requiring the actuator health information.
Fatima Ejaz   +6 more
doaj   +1 more source

Numerical modeling of the hydraulic blade pitch actuator in a spar‐type floating wind turbine considering fault conditions and their effects on global dynamic responses

open access: yesWind Energy, 2020
This paper deals with numerical modeling of the hydraulic blade pitch actuator and its effect on the dynamic responses of a floating spar‐type wind turbine under valve fault conditions.
Seongpil Cho   +4 more
doaj   +1 more source

Robust Fault Diagnosis for a Quadrotor with Actuator Fault

open access: yesInternational Journal of Engineering and Technology, 2018
Background/Objectives: Fault diagnosis (FD) is a main role in active fault tolerant control system. It can not only determine the location but also estimate the magnitude of fault. Methods/Statistical analysis: This article presents an adaptive fault diagnosis approach for a quadrotor with a simulated actuator fault.
N. P. Nguyen, S. K. Hong
openaire   +1 more source

Observer‐Based Adaptive Event‐Triggered Tracking Control for Fuzzy TS Systems With Premise Mismatch

open access: yesInternational Journal of Adaptive Control and Signal Processing, EarlyView.
This paper presents an adaptive logistic event‐triggered observer‐based tracking controller for Takagi‐Sugeno fuzzy systems under constrained inputs and network delays. Leveraging a hybrid LMI and Secretary Bird Optimization approach, this strategy significantly minimizes communication overhead and computational burden while ensuring optimal reference ...
Oussama Djadane   +3 more
wiley   +1 more source

Symbolic Regression and Multi‐Objective Optimization of the Flory–Huggins Interaction Parameter for Hydrogels

open access: yesAdvanced Engineering Materials, EarlyView.
We develop a data‐driven method to derive the mathematical expressions of the Flory–Huggins interaction parameter χ for the swelling behavior of temperature–responsive hydrogels. Starting from initial assumptions of χ, our workflow combines Bayesian optimization, Flory–Rehner theory, and symbolic regression to generate candidate χ expressions.
Yawen Wang   +2 more
wiley   +1 more source

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