Results 21 to 30 of about 5,365 (259)

Fault Detection, Isolation, and Accommodation for LTI Systems Based on GIMC Structure

Journal of Control Science and Engineering, 2008
In this contribution, an active fault-tolerant scheme that achieves fault detection, isolation, and accommodation is developed for LTI systems. Faults and perturbations are considered as additive signals that modify the state or output equations.
D. U. Campos-Delgado, E. Palacios, D. R. Espinoza-Trejo   +2 more
doaj   +1 more source

Fault Detection and Isolation for Redundant Inertial Measurement Unit under Quantization

Applied Sciences, 2018
Fault detection and isolation with redundant strapdown inertial measurement unit is critical for ensuring the reliability of the guidance or navigation system in the fields of both aeronautics and astronautics.
Tong Zhang, Fenfen Wang, Wenxing Fu
doaj   +1 more source

Quality-related fault diagnosis based on -nearest neighbor rule for non-linear industrial processes

International Journal of Distributed Sensor Networks, 2021
The fault diagnosis approaches based on k -nearest neighbor rule have been widely researched for industrial processes and achieve excellent performance. However, for quality-related fault diagnosis, the approaches using k -nearest neighbor rule have been
Zelin Ren, Yongqiang Tang, Wensheng Zhang   +2 more
doaj   +1 more source

Sensor fault detection and isolation for a class of uncertain nonlinear system using sliding mode observers

Automatika, 2020
Quick and timely fault detection is of great importance in control systems reliability. Undetected faulty sensors could result in irreparable damages. Although fault detection and isolation (FDI) methods in control systems have received much attention in
Farideh Allahverdi, Amin Ramezani, Mehdi Forouzanfar   +2 more
doaj   +1 more source

A Distributed Fault Diagnosis and Cooperative Fault-Tolerant Control Design Framework for Distributed Interconnected Systems

Sensors, 2022
This paper investigates a design framework for a class of distributed interconnected systems, where a fault diagnosis scheme and a cooperative fault-tolerant control scheme are included.
Xue Li, Zhikang Fan, Shengfeng Wang, Aibing Qiu, Jingfeng Mao   +4 more
doaj   +1 more source

Robust fault detection and isolation for stochastic systems [PDF]

Proceedings of the 2010 American Control Conference, 2010
This paper outlines the formulation of a robust fault detection and isolation scheme that can precisely detect and isolate simultaneous actuator and sensor faults for uncertain linear stochastic systems. The given robust fault detection scheme based on the discontinuous robust observer approach would be able to distinguish between model uncertainties ...
Jemin George, Irene M. Gregory
openaire   +3 more sources

Distributed Fault Detection and Isolation for Flocking in a Multi-robot System with Imperfect Communication

International Journal of Advanced Robotic Systems, 2014
In this paper, we focus on distributed fault detection and isolation (FDI) for a multi-robot system where multiple robots execute a flocking task. Firstly, we propose a fault detection method based on the local-information-exchange and sensor-measurement
Shao Shiliang, Wang Ting, Yao Chen, Li Xiaofan, Zhao Hai   +4 more
doaj   +1 more source

A Hierarchical Decision Fusion Diagnosis Method for Rolling Bearings

Applied Sciences, 2021
In order to achieve accurate fault diagnosis of rolling bearings, a hierarchical decision fusion diagnosis method for rolling bearings is proposed. The hierarchical back propagation neural networks (BPNNs) architecture includes a fault detection layer ...
Jingzhou Fei, Xinran Lv, Yunpeng Cao, Shuying Li   +3 more
doaj   +1 more source

Fault Detection and Isolation in Critical Infrastructure Systems [PDF]

, 2016
Critical infrastructure systems (CIS) are complex large-scale systems which in turn require highly sophisticated supervisory control systems to ensure that high performance can be achieved and maintained under adverse conditions. The global CIS Real-Time Control (RTC) need of operating in adverse conditions involves, with a high probability, sensor and
Puig Cayuela, Vicenç, Escobet Canal, Teresa, Sarrate Estruch, Ramon, Quevedo Casín, Joseba Jokin   +3 more
openaire   +2 more sources

Early Body Mass Index z‐Score Change and Resolution of Severe Malnutrition in Children With Sickle Cell Anemia in a Low‐Income Setting: A Prospective Single‐Arm Extension Study

Pediatric Blood &Cancer, EarlyView.
ABSTRACT Background Children with sickle cell anemia (SCA) in low‐income settings are at risk of severe malnutrition, but optimal nutritional management has not been established. We evaluated an intensified ready‐to‐use therapeutic food (RUTF) regimen in children with persistent severe malnutrition after initial treatment and assessed whether early ...
Safiya Gambo, Shehu Umar Abdullahi, Hassan Adam Murtala, Halima Kabir, Khadija A. Shamsu, Sari A. Acra, Virginia A. Stallings, Mark Rodeghier, Michael R. DeBaun, Lauren J. Klein   +9 more
wiley   +1 more source