Results 21 to 30 of about 36,327 (304)

An intelligent data filtering and fault detection method for gas turbine engines [PDF]

open access: yesMATEC Web of Conferences, 2020
In a gas turbine fault diagnostics, the removal of measurement noise and data outliers prior to the fault analysis is very essential. The conventional filtering methods, particularly the linear ones, are not sufficiently accurate, which might possibly ...
Fentaye Amare D.   +1 more
doaj   +1 more source

A Comparison of Signal Analysis Techniques for the Diagnostics of the IMS Rolling Element Bearing Dataset

open access: yesApplied Sciences, 2023
In this paper, a comparison of signal analysis techniques for the diagnostics of rolling element bearings is carried out. Specifically, the comparison is performed in terms of fault detection, diagnosis and prognosis techniques with regards to the first ...
Diletta Sacerdoti   +2 more
doaj   +1 more source

Least Squares and Contribution Plot Based Approach for Quality-Related Process Monitoring

open access: yesIEEE Access, 2018
In this paper, a new contribution plots approach based on least squares is proposed to realize fault detection and diagnosis for quality-related sensor faults in industrial processes.
Guang Wang   +3 more
doaj   +1 more source

Classification Method in Fault Diagnosis of Oil-Immersed Power Transformers by Considering Dissolved Gas Analysis

open access: yesEmitter: International Journal of Engineering Technology, 2022
Fault detection in the incipient stage is necessary to avoid hazardous operating conditions and reduce outage rates in transformers. Fault-detected dissolved gas analysis is widely used to detect incipient faults in oil-immersed transformers. This paper
Mauridhi Hery Purnomo   +4 more
doaj   +1 more source

Building fault detection and diagnostics: Achieved savings, and methods to evaluate algorithm performance [PDF]

open access: yes, 2020
Fault detection and diagnosis (FDD) represents one of the most active areas of research and commercial product development in the buildings industry. This paper addresses two questions concerning FDD implementation and advancement 1) What are today's ...
Granderson, J, Kramer, H, Lin, G
core  

Data-Driven Fault Diagnostics for Industrial Processes: An Application to Penicillin Fermentation Process

open access: yesIEEE Access, 2021
We consider the problem of fault detection and isolation for the penicillin fermentation process. A penicillin fermentation process is a highly complex and nonlinear dynamic process with batch processing.
Muhammad Asim Abbasi   +5 more
doaj   +1 more source

A review of physics-based models in prognostics: application to gears and bearings of rotating machinery [PDF]

open access: yes, 2016
Health condition monitoring for rotating machinery has been developed for many years due to its potential to reduce the cost of the maintenance operations and increase availability.
Cubillo, Adrian   +2 more
core   +2 more sources

Infrared thermography‐based diagnostics on power equipment: State‐of‐the‐art

open access: yesHigh Voltage, 2021
As a non‐contact temperature distribution measurement method, infrared thermography (IRT) has emerged as an indispensable tool in condition monitoring and fault diagnosis of electrical equipment based on the absolute and relative temperature values ...
Changjie Xia   +6 more
doaj   +1 more source

Case-based reasoning combined with statistics for diagnostics and prognosis [PDF]

open access: yes, 2012
Many approaches used for diagnostics today are based on a precise model. This excludes diagnostics of many complex types of machinery that cannot be modelled and simulated easily or without great effort.
Funk, Peter, Olsson, Tomas
core   +2 more sources

Fault detection and diagnostics of a three-phase separator [PDF]

open access: yesJournal of Loss Prevention in the Process Industries, 2016
A high demand of oil products on daily basis requires oil processing plants to work with maximum efficiency. Oil, water and gas separation in a three-phase separator is one of the first operations that are performed after crude oil is extracted from an oil well.
Vileiniskis, Marius   +3 more
openaire   +2 more sources

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