Results 11 to 20 of about 3,519,795 (189)

Transient Voltage Information Entropy Difference Unit Protection Based on Fault Condition Attribute Fusion

open access: yesEntropy
Transient protection has the advantage of ultra-high-speed action, but traditional transient protection is susceptible to the influence of two fault condition attributes, namely, transition resistance and initial angle of fault, and there are the ...
Zhenwei Guo   +5 more
doaj   +4 more sources

Condition Monitoring of CI engine running on Biodiesel using Transient Process [PDF]

open access: yes, 2009
Various research groups across the globe have developed models for engine condition monitoring and fault diagnosis based on the data from steady state performance measurements over the last two decade. However, these performance data are not amenable for
Gu, Fengshou   +3 more
core   +5 more sources

Evidencing subtle faults in deep seismic reflection profiles: Data pre-conditioning and seismic attribute analysis of the legacy CROP-04 profile [PDF]

open access: yesFrontiers in Earth Science, 2023
Legacy seismic reflection data constitute infrastructure of tremendous value for basic research. This is especially relevant in seismically hazardous areas, as such datasets can significantly contribute to the seismotectonic characterization of the region. The quality of the data and the resulting image can be effectively improved by using modern tools,
Maurizio Ercoli   +8 more
openaire   +4 more sources

Machine fault diagnosis and condition prognosis using classification and regression trees and neuro-fuzzy inference systems [PDF]

open access: yes, 2010
This paper presents an approach to machine fault diagnosis and condition prognosis based on classification and regression tress (CART) and neuro-fuzzy inference systems (ANFIS).
Yang, Bo-Suk   +3 more
core   +4 more sources

A Fault Diagnosis Approach for Rolling Bearing Based on Convolutional Neural Network and Nuisance Attribute Projection under Various Speed Conditions [PDF]

open access: yesApplied Sciences, 2019
Intelligent fault diagnosis is a promising tool for processing mechanical big data. It can quickly and efficiently process the collected signals and provide accurate diagnosis results. However, rotating machinery often works under various speed conditions, which makes it difficult to extract fault features.
Ma, Huijie, Li, Shunming, An, Zenghui
openaire   +2 more sources

Fault Tolerant Control of a Seven-phase Drive by Degrees of Freedom Adaptation [PDF]

open access: yes, 2010
La version éditeur est disponible à l'adresse suivante : http://ieeexplore.ieee.org/stamp/stamp.jsp?tp=&arnumber=5472476&isnumber=5472440This paper proposes a simple way to control multi-phase drives in open-phase conditions. Contrary to existing methods,
KESTELYN, Xavier   +5 more
core   +1 more source

Pre-conditioned seismic attributes applied to deep vintage seismic reflection line: enhancing fault patterns on the Italian CROP-04 .

open access: yes, 2023
Reflection seismic is the best active geophysical method to constrain the geometry and kinematics of faults at depth. In some specific areas, seismic profiles derived from industry or from past research programs can be nowadays still used in seismotectonic studies to link the surface faults traces with hypocentral earthquake sources.
Maurizio Ercoli   +4 more
openaire   +2 more sources

Machine condition prognosis based on regression trees and one-step-ahead prediction [PDF]

open access: yes, 2008
Predicting the degradation of working conditions of machinery and trending of fault propagation before they reach the alarm or failure threshold is extremely important in industry to fully utilize the machine production capacity.
Yang, Bo-Suk   +5 more
core   +1 more source

Real-time fault diagnosis and fault-tolerant control [PDF]

open access: yes, 2015
This "Special Section on Real-Time Fault Diagnosis and Fault-Tolerant Control" of the IEEE Transactions on Industrial Electronics is motivated to provide a forum for academic and industrial communities to report recent theoretic/application results in ...
Cecati, Carlo   +2 more
core   +1 more source

Modern techniques for condition monitoring of railway vehicle dynamics [PDF]

open access: yes, 2012
A modern railway system relies on sophisticated monitoring systems for maintenance and renewal activities. Some of the existing conditions monitoring techniques perform fault detection using advanced filtering, system identification and signal analysis ...
Gu, Fengshou   +6 more
core   +1 more source

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