Results 11 to 20 of about 20,102 (279)

Prognostics for electronics components of avionics - NASA IGBT accelerated ageing case study [PDF]

open access: yes, 2013
Insulate gate bipolar transistors (IGBTs) are widely used in electric vehicles, railway locomotive and new generation aircrafts, due to the IGBTs have advantages in small conduction resistance and small drive current.
Xie, Yuan'an
core   +7 more sources

Uncertainty in Prognostics and Systems Health Management [PDF]

open access: yesInternational Journal of Prognostics and Health Management, 2015
This paper presents an overview of various aspects of uncertainty quantification and management in prognostics and systems health management. Prognostics deals with predicting possible future failures in different types of engineering systems.
Shankar Sankararaman, Kai Goebel
doaj   +2 more sources

A Model-based Prognostics Approach Applied to Pneumatic Valves [PDF]

open access: yesInternational Journal of Prognostics and Health Management, 2011
Within the area of systems health management, the task of prognostics centers on predicting when components will fail. Model-based prognostics exploits domain knowledge of the system, its components, and how they fail by casting the underlying physical ...
Matthew J. Daigle, Kai Goebel
doaj   +1 more source

Gas-path Diagnostics and Prognostics for Aero-engines Using Fuzzy Logic and Time Series Analysis [PDF]

open access: yes, 2004
Reducing the direct operating-costs is now crucial in order to ensure competitive advantages for airlines and manufacturers, and so effective advanced engine-condition monitoring methodologies are necessary.
Marinai, Luca
core   +7 more sources

Aircraft fuel system prognostics and health management [PDF]

open access: yes, 2012
This thesis contains the specific description of Group Design Project (GDP) and Individual Research Project (IRP) that are undertaken by the author and form part of the degree of Master of Science.
Wang, Xiaoyang
core   +7 more sources

Integrated condition monitoring for plant-wide prognostics [PDF]

open access: yes, 2013
The use of Condition Monitoring (CM) in the power industry is well established, with traditional manual analysis increasingly giving way to intelligent, automated analysis.
Costello, Jason   +4 more
core   +5 more sources

Prognosis and prognostic research: validating a prognostic model

open access: yesBMJ, 2009
Prognostic models are of little clinical value unless they are shown to work in other samples.
Altman, D   +3 more
openaire   +4 more sources

Prognostications of Fibrillations [PDF]

open access: yesStroke, 2015
See related article, p 1210. Post-hospital evaluation for the cause of ischemic stroke has gained increased attention in the last decade, particularly the search for paroxysmal atrial fibrillation. Initial studies of Holter monitoring documented rates of atrial fibrillation of ≈5% or 1 in 20 patients.1 Further, prolonged monitoring for as long as 1 ...
Silver, Brian, Windecker, Stephan
openaire   +4 more sources

Improving Aircraft Engines Prognostics and Health Management via Anticipated Model-Based Validation of Health Indicators [PDF]

open access: yes, 2014
The aircraft engines manufacturing industry is subjected to many dependability constraints from certification authorities and economic background. In particular, the costs induced by unscheduled maintenance and delays and cancellations impose to ensure a
MECHBAL, Nazih   +2 more
core   +1 more source

An online-integrated condition monitoring and prognostics framework for rotating equipment [PDF]

open access: yes, 2014
Detecting abnormal operating conditions, which will lead to faults developing later, has important economic implications for industries trying to meet their performance and production goals.
Alrabady, Linda Antoun Yousef
core   +7 more sources

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