Mostrando 8 resultados de: 8
Publisher
IEEE Latin America Transactions(2)
IEEE Transactions on Power Delivery(2)
CIGRE Session 45 - 45th International Conference on Large High Voltage Electric Systems 2014(1)
Electric Power Systems Research(1)
IEE Proceedings: Generation, Transmission and Distribution(1)
Área temáticas
Física aplicada(8)
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Economía de la tierra y la energía(1)
Otras ramas de la ingeniería(1)
Comparative Study of Two Thermal Aging Estimating Methods for Power Transformers
ArticleAbstract: In this paper a comparison between two methods for the calculation of the hot spot temperature of aPalabras claves:ageing, end of life assessment, paper ageing, Power transformer, solid insulation, thermal ageing, thermal degradationAutores:Mombello E.E., Rattá G., Ricardo David Medina, Romero A.A.Fuentes:googlescopusAssessing DP value of a power transformer considering thermal ageing and paper moisture
Book PartAbstract: Current power transformer (PT) ageing models are approximations to reality based on experimental andPalabras claves:ageing, Average length, Brownian motion, Complex interactions, Current power transformer ageing models, Decision Making, DP value, End-of-life, Experimental evidence, Extreme cases, Failure analysis, Inadequate actions, Insulation paper, Leading cause, Long fibers, Loss-of-life results, Moisture, Oil moisture, Organic insulation, paper, Paper moisture dynamics, Power transformer insulation, Power transformer testing, Power transformers, profitability, pyrolysis, reliability, Solid insulation ageing, Solid insulation failure, Technical operation, Theoretical evidence, thermal ageing, Thermal degradation process, Time 15.0 year, Transformer oil, Transformer technical data, Transformers and reactors, Yearly moistureAutores:Diego Morales-Jadan, Mombello E.E., Rattá G., Ricardo David Medina Velecela, Romero A.A.Fuentes:scopusAssessing degradation of power transformer solid insulation considering thermal stress and moisture variation
ArticleAbstract: This paper presents a novel method for estimating the degradation of solid insulation in power transPalabras claves:Brownian random process, Insulation ageing, Life estimation, Oil-paper insulation, Paper moisture, Power transformerAutores:Mombello E.E., Rattá G., Ricardo David Medina, Romero A.A.Fuentes:googlescopusBehavior of the digital fourier transform as numerical filter in distance protection of series compensated transmission lines. Simulations with a real transmission system
ArticleAbstract: In this paper, a MATLAB model of a Digital Fourier Transform (DFT)-based digital distance relay wasPalabras claves:Digital Fourier Transform, Relay Model, Series Capacitor, Signal processing, Transmission Line ProtectionAutores:Colomé D.G., Eduardo A. Orduña, Guidi G.D., Rattá G., Salinas J., Torres O.M.Fuentes:scopusAdaptive noncommunication protection based on traveling waves and impedance relay
ArticleAbstract: This paper presents an adaptive noncommunication approach for line protections that are able to clasPalabras claves:Adaptive protection, Breaker operation, Impedance relay, Noncommunication protection, Traveling wavesAutores:Aguilera C., Eduardo A. Orduña, Rattá G.Fuentes:scopusFault detection, classification and faulted phase selection approach based on high-frequency voltage signals applied to a series-compensated line
ArticleAbstract: An approach to line protection that is based on fault characteristics extracted by means of waveletPalabras claves:Autores:Aguilera C., Eduardo A. Orduña, Rattá G.Fuentes:scopusDirectional traveling-wave protection based on slope change analysis
ArticleAbstract: This paper presents a new approach that deduces the fault direction based on the traveling-wave direPalabras claves:Delta modulation, Directional traveling wave, Fault diagnosis, Transmission lines, Transmission-line protection, Traveling waves, wavelet transformsAutores:Aguilera C., Eduardo A. Orduña, Rattá G.Fuentes:scopusPower transformer management - Investment planning considering loss of life of the insulating paper
Conference ObjectAbstract: Failure or malfunction of a power transformer could produce serious disturbances and collateral damaPalabras claves:ageing, Artificial Neural Network, ASSET MANAGEMENT, economic analysis, Investment planning, Power transformerAutores:Mamaní M.L., Mombello E.E., Rattá G., Ricardo David Medina, Romero A.A.Fuentes:googlescopus