Results 31 to 40 of about 35,032 (199)

A Review of Fault Diagnosing Methods in Power Transmission Systems [PDF]

open access: yes, 2020
Transient stability is important in power systems. Disturbances like faults need to be segregated to restore transient stability. A comprehensive review of fault diagnosing methods in the power transmission system is presented in this paper.
Akmal, Muhammad   +3 more
core   +1 more source

A Novel Weakest t-norm based Fuzzy Fault Tree Analysis Through Qualitative Data Processing and Its Application in System Reliability Evaluation

open access: yesJournal of Intelligent Systems, 2018
The quantification of the fuzzy fault tree analysis (FFTA) is based on fuzzy arithmetic operations. It is well known that the weakest t-norm (Tw)-based fuzzy arithmetic operations have some advantages.
Kumar Mohit
doaj   +1 more source

Failure Probability Analysis of Coherent Systems using Intuitionistic Fuzzy Fault Tree Approach [PDF]

open access: yesInternational Journal of Mathematical, Engineering and Management Sciences
In scenarios where system component failure probabilities are insufficient or imprecise, classical fault tree analysis methods often fail in providing precise assessments of system reliability and safety.
Mintu Kumar   +2 more
doaj   +1 more source

Comparison of different classification algorithms for fault detection and fault isolation in complex systems [PDF]

open access: yes, 2018
Due to the lack of sufficient results seen in literature, feature extraction and classification methods of hydraulic systems appears to be somewhat challenging.
Jung, Marcel   +2 more
core   +2 more sources

RESEARCH ON RELIABILITY ASSESSMENT METHOD OF MECHANICAL SYSTEM CONSIDERING MULTIPLE FAILURE STATES

open access: yesJixie qiangdu, 2022
In order to solve the limitations of traditional methods in the reliability assessment of complex systems with multi-states and difficult to obtain accurate failure rates, and the problems of T-S fault tree in the system reliability analysis, such as ...
HU QiGuo   +3 more
doaj  

A Decision Tree and S-Transform Based Approach for Power Quality Disturbances Classification [PDF]

open access: yes, 2013
In this paper, it is presented an automated classification based on S-transform as feature extraction tool and Decision Tree as algorithm classifier. The signals generated according to mathematical models, including complex disturbances, have been used ...
Aguado-Sanchez, Jose Antonio   +5 more
core   +1 more source

Towards the text compression based feature extraction in high impedance fault detection [PDF]

open access: yes, 2019
High impedance faults of medium voltage overhead lines with covered conductors can be identified by the presence of partial discharges. Despite it is a subject of research for more than 60 years, online partial discharges detection is always a challenge,
Fulneček, Jan   +4 more
core   +1 more source

Reliability analysis of nuclear safety-class DCS based on T-S fuzzy fault tree and Bayesian network

open access: yesNuclear Engineering and Technology, 2023
The safety-class (1E) digital control system (DCS) of nuclear power plant characterized structural multiple redundancies, therefore, it is important to quantitatively evaluate the reliability of DCS in different degree of backup loss.
Xu Zhang   +5 more
doaj   +1 more source

State-of-the-art on research and applications of machine learning in the building life cycle [PDF]

open access: yes, 2020
Fueled by big data, powerful and affordable computing resources, and advanced algorithms, machine learning has been explored and applied to buildings research for the past decades and has demonstrated its potential to enhance building performance.
Hong, T, Luo, X, Wang, Z, Zhang, W
core   +1 more source

A fuzzy approach for discrete event systems recovery.

open access: yes, 2007
International audienceA fuzzy approach for modelling and analysing the recovery activities in discrete event systems is presented. Those essential components of the management of discrete event systems require special reasoning and methods to manage ...
Dragomir, Florin   +3 more
core   +2 more sources

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