Results 81 to 90 of about 3,442 (220)

Digital simulation of the MFTF power supply system using EMTP

open access: yes, 1979
The power supply system for MFTF will consist of twenty-four sets of accel, arc, and filament power supplies. The system will be fed from a common source and split into sets of two for the accel supplies and sets of four for the arc and filament supplies.
Mihalka, A. M.
core  

An Advanced Interface Between the LIOV Code and the EMTP-RV

open access: yes, 2008
Accurate evaluation of the response of overhead distribution lines to lightning electromagnetic pulse (LEMP) represents an important aspect in insulation coordination of distribution networks. The improvement of the accuracy of such an analysis calls for
PAOLONE, MARIO   +5 more
core  

A comparative study of unloaded transmission line switching with disconnectors using ATP

open access: yes, 2010
Includes abstract.Includes bibliographical references (p. 127-131).Disconnectors exist in most sub-transmission networks where high voltage equipment is used.
Arigye-Mushabe, Sharon
core  

GIS绝缘水平的研究与EMTP

open access: yesGaoya dianqi, 1988
一、引言 变电所防止雷电与操作过电压中,GIS的保护性能在许多重要方面与敞开式的变电站不同。传统变电站的绝缘水平主要取决于变压器的保护物——避雷器的正确选择及它们的安装位置;它的空气绝缘的强度可以自动恢复,开关可以耐受如绝缘子或套管闪络这样的故障。而GIS的绝缘不具有自动恢复的这个特性,在遭受过电压时,故整个GIS系统(母线,断路器,隔离开关和接地开关等)必须得到全面的保护。另外,架空线的进线段到GIS开关之间的母线也同样需要保护。GIS装置中 ...
施围
doaj  

Wide-band modelling of tower-footing grounding systems based on the impulse response measurement [PDF]

open access: yesZbornik Radova: Elektrotehnički Institut "Nikola Tesla", 2019
The tower footing grounding system is of major importance for analysis of the lightning overvoltages on an overhead transmission line during backflashover and shielding failure.
Jasika Ranko   +3 more
doaj  

ESTUDO SOBRE A FUNDAMENTAÇÃO DE CÁLCULO DO PROGRAMA DE SIMULAÇÃO DE TRANSITÓRIOS ELETROMAGNÉTICOS EMTP-ATP

open access: yes, 2015
A análise de transitórios em sistemas elétricos de potência implica a solução de equações diferenciais, as quais auxiliam em descrever comportamentos físicos de fenômenos que são analisados.
Hoffmann, Kleyton   +3 more
core  

Algoritmos para localización de fallas en líneas de transmisión, análisis para el caso colombiano

open access: yesDyna, 2004
Se analizan cuatro algoritmos localizadores de fallas en líneas de transmisión, aplicados en el sistema de transmisión nacional colombiano. Se determina cual es más preciso y eficiente. Finalmente, se verifican por medio de simulaciones en EMTP/ATP, y
Gina M. Idárraga Ospina   +2 more
doaj  

Analysis of overvoltage protection of a high-voltage transformer using EMTP-RV

open access: yes, 2021
Zadatak diplomskog rada bio je modelirati visokonaponsku mrežu, te provesti detaljnu analizu prenaponske zaštite energetskog transformatora uslijed udara munje pomoću programskog paketa EMTP-RV. Prilikom modeliranja mreže ispoštovana su načela i zahtjevi
Rojnica, Marko
core  

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