Results 331 to 340 of about 101,205 (396)

A fault detection and isolation methodology

1981 20th IEEE Conference on Decision and Control including the Symposium on Adaptive Processes, 1981
A fault detection and isolation methodology has been developed for validation of sensors and plant components. Significantly, the isolation of most consistent and inconsistent subsets of measurements for the purposes of estimation and failure detection is performed on the basis of a multi-level, as opposed to the usual bi-level, fail/no fail ...
Mukund Desai, Asok Ray
openaire   +1 more source

Inversion based fault detection and isolation

Proceedings of the 40th IEEE Conference on Decision and Control (Cat. No.01CH37228), 2002
In this paper the design of detection filters for fault detection and isolation in linear systems by means of dynamic inversion is addressed. This approach is based on the left inverse and arrives at detector architectures whose outputs are the fault signals while the inputs are the measured system inputs and outputs and possible their time derivatives.
F. Szigeti, C.E. Vera, J. Bokor, A. Edelmayer   +3 more
openaire   +1 more source

Fault Detection and Isolation ofDCMicro-Grid

Journal of Energy Engineering and Thermodynamics, 2023
In a microgrid, faults can lead to voltage instability, which can produce voltage sags, swells, or even a full collapse of the voltage. This may result in electrical equipment damage and interfere with the microgrid's operation. Faults can also produce safety risks including fire, explosion, or electrocution, which can endanger employees and ...
Ruchita Nasare, Sakshi Garad, Sakshi Patil, Nikita Besekar   +3 more
openaire   +1 more source

Fault Detection and Isolation (FDI)

2012
With the growing use of complex systems, there has been considerable interest in the development of techniques to detect and isolate faults. An undetected fault in a system can have catastrophic effects such as loss of human life, environmental pollution and financial losses.
Ihab Samy, Da-Wei Gu
openaire   +1 more source

Fault Tolerant Control and Fault Detection and Isolation

2011
This chapter formally provides a definition of the terms fault and failure and briefly discusses the different types of faults and failures which can occur in actuators and sensors—with specific aircraft examples. The chapter introduces the concept of fault tolerant control and gives a general overview of the different FTC and FDI research fields.
Halim Alwi, Christopher Edwards, Chee Pin Tan   +2 more
openaire   +1 more source

Fault detection-isolation and control reconfiguration

Mathematics and Computers in Simulation, 1994
In industrial applications of process control, we can find a very large variety of supervision structures including diagnosis and prognosis techniques. Here, we are concerned with the problem of reconfigurable control systems that possess the ability to accommodate failures.
Kobi, Abdessamad, Nowakowski, Samuel, Ragot, José   +2 more
openaire   +3 more sources

Model-Based Fault Detection and Isolation in DC Microgrids Using Optimal Observers

IEEE Journal of Emerging and Selected Topics in Power Electronics, 2020
DC microgrids require advanced protection techniques for fault detection and isolation (FDI). In this work, an FDI method able to respond to different types of component faults is developed based on system modeling.
Ting Wang, Liliuyuan Liang, S. Gurumurthy, F. Ponci, A. Monti, Zhiqing Yang, R. D. De Doncker   +6 more
semanticscholar   +1 more source

Intermittent Fault Detection and Isolation System

2008 IEEE AUTOTESTCON, 2008
Aging aircraft electronic boxes often pose a maintenance challenge in that often after malfunctioning during flight in the aircraft, they test good, or ldquoNo Fault Foundrdquo (NFF) during ground test. The reason many of these boxes behave in this manner is that they have intermittent faults, which are momentary opens in one or more circuits due to a ...
Bryan Steadman, Floyd Berghout, Nathan Olsen, Brent Sorensen   +3 more
openaire   +1 more source

Structured Joint Sparse Principal Component Analysis for Fault Detection and Isolation

IEEE Transactions on Industrial Informatics, 2019
In order to improve the performance of fault isolation and diagnosis of principal component analysis (PCA) based methods, this article proposes a novel fault detection and isolation approach using the structured joint sparse PCA (SJSPCA).
Yi Liu, Jiu-sun Zeng, Lei Xie, Shihua Luo, H. Su   +4 more
semanticscholar   +1 more source

Ensemble-Based Fault Detection and Isolation of an Industrial Gas Turbine

IEEE International Conference on Systems, Man and Cybernetics, 2020
In this study, an efficient strategy for fault detection and isolation (FDI) of an Industrial Gas Turbine is introduced based on ensemble learning methods.
Mehdi Mousavi, M. Moradi, Ali Chaibakhsh, Mojtaba Kordestani, M. Saif   +4 more
semanticscholar   +1 more source