Results 11 to 20 of about 71,508 (300)

Fault estimation and fault-tolerant control for discrete-time dynamic systems [PDF]

open access: yes, 2015
In this paper, a novel discrete-time estimator is proposed, which is employed for simultaneous estimation of system states, and actuator/sensor faults in a discrete-time dynamic system.
Gao, Zhiwei
core   +1 more source

NONLINEAR SYSTEM SENSOR FAULT ESTIMATION

open access: yesIFAC Proceedings Volumes, 2005
Based on the techniques of high gain observer and adaptive estimation,an algorithm is proposed in this paper for sensor fault estimationin nonlinear systems. It is essentially assumed that a high gainobserver exists for the fault-free system. A high gainadaptive observer is then designed for sensor fault estimation.The convergence of the algorithm is ...
Zhang, Qinghua, Besancon, Gildas
openaire   +2 more sources

A Method to Simultaneously Detect the Current Sensor Fault and Estimate the State of Energy for Batteries in Electric Vehicles

open access: yesSensors, 2016
Recently, State of energy (SOE) has become one of the most fundamental parameters for battery management systems in electric vehicles. However, current information is critical in SOE estimation and current sensor is usually utilized to obtain the latest ...
Jun Xu   +3 more
doaj   +1 more source

LPV Control and Virtual-Sensor-Based Fault Tolerant Strategies for a Three-Axis Gimbal System

open access: yesSensors, 2022
This paper deals with the LPV control of a three-axis gimbal including fault-tolerant capabilities. First, the derivation of an analytical model for the considered system based on the robotics Serial-Link (SL) theory is derived.
Ariel Medero, Vicenç Puig
doaj   +1 more source

Active fault tolerant control for nonlinear systems with simultaneous actuator and sensor faults [PDF]

open access: yes, 2013
The goal of this paper is to describe a novel fault tolerant tracking control (FTTC) strategy based on robust fault estimation and compensation of simultaneous actuator and sensor faults. Within the framework of fault tolerant control (FTC) the challenge
Patton, Ron J., Sami, Montadher
core   +1 more source

Optimal Sensor Configuration and Fault-Tolerant Estimation of Vehicle States [PDF]

open access: yes, 2013
© SAE, Zarringhalam, R., Rezaeian, A., Fallah, S., Khajepour, A. et al., "Optimal Sensor Configuration and Fault-Tolerant Estimation of Vehicle States," SAE Int. J. Passeng. Cars – Electron. Electr. Syst.
Chen, Shih-Ken   +6 more
core   +1 more source

Learning Observer-Based Sensor Fault-Tolerant Control of Distributed Generation in an Islanded Microgrid for Bus Voltage Stability Enhancement

open access: yesSensors, 2022
In order to improve robust operating performance and enhance bus voltage stability, a learning observer-based fault-tolerant control strategy is proposed for the distributed generation in islanded microgrid with sensor faults and uncertain disturbances ...
Jingfeng Mao   +4 more
doaj   +1 more source

Sensor Fault Detection and Fault-Tolerant Control for Buck Converter via Affine Switched Systems

open access: yesIEEE Access, 2019
The main purpose of this paper is to study the problem of the sensor fault detection and fault-tolerant control for DC-DC buck converter via affine switched systems.
Jian Li   +3 more
doaj   +1 more source

Ground reaction force sensor fault detection and recovery method based on virtual force sensor for walking biped robots [PDF]

open access: yes, 2013
This paper presents a novel method for ground force sensor faults detection and faulty signal reconstruction using Virtual force Sensor (VFS) for slow walking bipeds. The design structure of the VFS consists of two steps, the total ground reaction force (
Erbatur, Kemalettin, Hashlamon, Iyad
core   +1 more source

Iterative Learning Scheme Based Sensor Fault Estimation for Nonlinear Repetitive System

open access: yesIEEE Access, 2019
Iterative learning scheme is proposed with the aim to achieve perfect tracking of a prescribed reference trajectory for systems that operate repetitively.
Li Feng   +3 more
doaj   +1 more source

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