Results 1 to 10 of about 1,319 (144)

Modelación de un cañón electromagnético utilizando ATP-EMTP y ATPDraw [PDF]

open access: yesIngenius
This study presents a computational model of an electromagnetic cannon developed using the ATP/EMTP simulation tool and its graphical interface, ATPDraw. The system features a cylindrical metallic armature that traverses multiple stages of circular coils.
Aller, José Manuel   +7 more
core   +4 more sources

Tower grounding improvement versus line surge arresters: comparison of remedial measures for high-BFOR subtransmission lines [PDF]

open access: yes, 2015
This paper presents a technical/economic comparison between remedial measures aimed at improving the lightning performance of an existing Italian three-phase 150-kV overhead line.
GATTA, Fabio Massimo   +4 more
core   +1 more source

Monte Carlo evaluation of the impact of subsequent strokes on backflashover rate [PDF]

open access: yes, 2015
The paper deals with the impact of subsequent strokes on the backflashover rate (BFR) of HV overhead transmission lines (OHLs), assessed by means of an ATP-EMTP Monte Carlo procedure.
Gatta, Fabio Massimo   +3 more
core   +1 more source

Analysis of Very Fast Transients Using Black Box Macromodels in ATP-EMTP [PDF]

open access: yesEnergies, 2020
Modelling for very fast transients (VFTs) requires good knowledge of the behaviour of gas insulated substation (GIS) components when subjected to high frequencies. Modelling usually takes the form of circuit-based insulation coordination type studies, in an effort to determine the maximum overvoltages and waveshapes present around the system.
Jonathan James   +4 more
openaire   +2 more sources

An equivalent circuit for the evaluation of cross-country fault currents in medium voltage (MV) distribution networks [PDF]

open access: yes, 2018
A Cross-Country Fault (CCF) is the simultaneous occurrence of a couple of Line-to-Ground Faults (LGFs), affecting different phases of same feeder or of two distinct ones, at different fault locations.
Gatta, Fabio Massimo   +3 more
core   +1 more source

Use of the EMTP-ATP software to develop a dynamic model of the technological centre [PDF]

open access: yes, 2016
This paper deals with analysis of power generating units installed within the technological centre. To be able to analyse behaviour of such a complex system with accumulation, the dynamic model of the technology was created using the EMTP-ATP software ...
Goňo, Radomír   +3 more
core   +2 more sources

An Effective EMTR-Based High-Impedance Fault Location Method for Transmission Lines

open access: yes, 2020
This paper summarizes the electromagnetic time reversal (EMTR) technique for fault location, and further numerically validates its effectiveness when the fault impedance is negligible. In addition, a specific EMTR model considering the fault impedance is
An, Jianwei   +3 more
core   +1 more source

Investigation of overvoltage on square, rectangular and L-shaped ground grids of high voltage substations by ATP/EMTP [PDF]

open access: yes, 2021
Ground grid system is important for preventing the hazardous effects of overvoltage in high voltage substations due to fault current perhaps from lightning strike or device malfunction.
Luewattana, Krung, Rattanasena, Paweena
core   +3 more sources

Modelling of a 400-kV MSCDN reactor for computation of voltage and field distributions during switching transients [PDF]

open access: yes, 2018
In this paper, a model for the reactor of a 400-kV mechanically switched capacitor with damping network (MSCDN) based on an equivalent circuit representation is developed.
Abdul Hamid, Haziah   +3 more
core   +2 more sources

Analysis of transmission lightning arrester locations using Tflash [PDF]

open access: yes, 2016
Tropical countries with extensive lightning activity, such as Malaysia, encounter numerous problems on their electrical transmission and distribution systems.
Arief, Y. Z.   +8 more
core   +1 more source

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