Results 31 to 40 of about 239 (204)

A comprehensive review of fault diagnosis and fault-tolerant control techniques for modular multi-level converters

open access: yesScience Progress, 2022
Background Many faults occur in the modular multi-level converters (MMCs), including unbalancing capacitor voltage, lower and upper arm unbalancing, the line to line voltage unbalancing, sensors and actuators fault, system fault, and sub-modules fault in
Faizan Ahmad   +3 more
doaj   +1 more source

Increasing performance of spacecraft active fault-tolerant control using neural networks [PDF]

open access: yesFME Transactions, 2023
Actuator fault poses a challenge to the attitude control of spacecraft. Fault-tolerant control (active or passive) is often used to overcome this challenge.
Moradi Rouzbeh
doaj  

Hybrid Adaptive Fault-Tolerant Control for Compound Faults of Hypersonic Vehicle

open access: yesIEEE Access, 2021
This study investigates the hybrid fault-tolerant control (FTC) for hypersonic flight vehicles (HFVs) under the rudder structure fault (RSF) and rudder angle deviation fault (RADF).
Kai-Yu Hu, Wenhao Li, Zian Cheng
doaj   +1 more source

Hybrid fault tolerant control for air–fuel ratio control of internal combustion gasoline engine using Kalman filters with advanced redundancy

open access: yesMeasurement + Control, 2019
In this paper, a hybrid fault tolerant control system is proposed for air–fuel ratio control of internal combustion gasoline engines based on Kalman filters and triple modular redundancy.
Arslan Ahmed Amin   +1 more
doaj   +1 more source

Decentralized Sensor Fault-Tolerant Control of DC Microgrids Using the Attracting Ellipsoid Method

open access: yesSensors, 2023
System stability deterioration in microgrids commonly occurs due to unpredictable faults and equipment malfunctions. Recently, robust control techniques have been used in microgrid systems to address these difficulties.
Hisham M. Soliman   +3 more
doaj   +1 more source

H∞ Fault Tolerant Control of WECS Based on the PWA Model

open access: yesEnergies, 2014
The main contribution of this paper is the development of H∞ fault tolerant control for a wind energy conversion system (WECS) based on the stochastic piecewise affine (PWA) model.
Yun-Tao Shi   +5 more
doaj   +1 more source

Active Fault-Tolerant Control for Quadrotor UAV against Sensor Fault Diagnosed by the Auto Sequential Random Forest

open access: yesAerospace, 2022
Active disturbance rejection control (ADRC) is a model-independent method widely used in passive fault-tolerant control of the quadrotor unmanned aerial vehicle.
Shaojie Ai   +3 more
doaj   +1 more source

Nonlinear Adaptive Hybrid Compensation for Actuator-Sensor Compound Faults of Non-Gaussian Uncertain Systems

open access: yesIEEE Access, 2020
This paper presents a hybrid fault-tolerant control (FTC) method to handle actuator-sensor compound faults in non-Gaussian uncertain stochastic systems with approximation errors.
Kaiyu Hu, Aili Yusup, Zian Cheng, Yue Wu
doaj   +1 more source

Hybrid Fault-Tolerant Control for Air-Fuel Ratio Control System of Internal Combustion Engine Using Fuzzy Logic and Super-Twisting Sliding Mode Control Techniques

open access: yesEnergies, 2022
Safety and critical applications employ fault-tolerant control systems (FTCS) to increase reliability and availability in the event of a failure of critical components.
Turki Alsuwian   +5 more
doaj   +1 more source

Integral Sliding Mode Fault-Tolerant Control and Active Vibration Suppression of a Flexible Spacecraft in the Presence of External Disturbances [PDF]

open access: yesمکانیک هوافضا, 2023
An active vibration control algorithm and robust integral sliding mode control (SMC) are discussed to stabilize the attitude of the flexible spacecraft under external disturbances and actuator faults.
Milad Azimi   +2 more
doaj  

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