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Fault Isolation and Estimation in Networks of Linear Process Systems [PDF]

open access: yesEntropy, 2023
Fault detection and isolation is a ubiquitous task in current complex systems even in the linear networked case when the complexity is mainly caused by the complex network structure.
Wijaya Kurniawan   +2 more
doaj   +2 more sources

Active Fault Isolation for Multimode Fault Systems Based on a Set Separation Indicator [PDF]

open access: yesEntropy, 2023
This paper considers the active fault isolation problem for a class of uncertain multimode fault systems with a high-dimensional state-space model. It has been observed that the existing approaches in the literature based on a steady-state active fault ...
Kezhen Han   +3 more
doaj   +2 more sources

Filter-Based Fault Detection and Isolation in Distributed Parameter Systems Modeled by Parabolic Partial Differential Equations

open access: yesIEEE Access, 2023
This paper covers model-based fault detection and isolation for linear and nonlinear distributed parameter systems (DPS). The first part mainly deals with actuator, sensor and state fault detection and isolation for a class of DPS represented by a set of
Hasan Ferdowsi   +2 more
doaj   +1 more source

Actuator and Sensor Fault Detection and Isolation System Applied to a Distillation Column

open access: yesIEEE Access, 2023
This article presents the results of the simulation of a binary distillation column for which a composition controller and fault detection and isolation strategy was applied.
Gerardo Ortiz-Torres   +5 more
doaj   +1 more source

Fault isolation procedure analysis method based on dynamic fault tree

open access: yesHangkong gongcheng jinzhan, 2023
The traditional fault isolation program uses the conventional static fault tree for fault analysis,which may lead to incomplete fault cause analysis,too cumbersome fault isolation path and other problems.
KE Qianyun, TU Zhiqi, LIU Yaqi
doaj   +1 more source

Dynamic Response of Tunnels with a Rubber-Sand Isolation Layer under Normal Fault Creep-Slip and Subsequent Seismic Shaking: Shaking Table Testing and Numerical Simulation

open access: yesApplied Sciences, 2023
Tunnels may suffer severe damage when passing through an active fault in high-intensity earthquake zones. The present study aims to investigate the performance of an isolation layer composed of a rubber-sand mixture, an emerging trend in low-cost seismic
Shuquan Peng   +6 more
doaj   +1 more source

Real-Time Neural Classifiers for Sensor and Actuator Faults in Three-Phase Induction Motors

open access: yesMachines, 2022
The main steps involved in a fault-tolerant control (FTC) scheme are the detection of failures, isolation and reconfiguration of control. Fault detection and isolation (FDI) is a topic of interest due to its importance for the controller, since it ...
Oscar D. Sanchez   +3 more
doaj   +1 more source

Fault Detection and Isolation of the Multi-Sensor Inertial System

open access: yesMicromachines, 2021
In order to solve the problem that the generalized likelihood test method cannot isolate the single fault of the four-gyro system and the double faults of the six-gyro system, a fault detection and isolation method combining the generalized likelihood ...
Hao Liang, Yu Guo, Xingfa Zhao
doaj   +1 more source

Delays in fault detection and isolation [PDF]

open access: yesProceedings of the 2001 American Control Conference. (Cat. No.01CH37148), 2001
Studies an aspect of detection and isolation delays which has been ignored in many papers in this area. Surprising since it is highly relevant from a practical point of view. In continuous-time systems this is not a serious matter since we can always guarantee an arbitrary small delay and nearly all designs in the literature yield this arbitrary small ...
Stoorvogel, Antonie Arij   +2 more
openaire   +2 more sources

Fault isolability with different forms of the faults–symptoms relation [PDF]

open access: yesInternational Journal of Applied Mathematics and Computer Science, 2016
AbstractThe definitions and conditions for fault isolability of single faults for various forms of the diagnostic relation are reviewed. Fault isolability and unisolability on the basis of a binary diagnostic matrix are analyzed. Definitions for conditional and unconditional isolability and unisolability on the basis of a fault information system (FIS),
Jan Maciej Kóscielny   +3 more
openaire   +3 more sources

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