Results 21 to 30 of about 319,403 (355)

Transient behavior of wind towers grounding systems under lightning strikes [PDF]

open access: yes, 2015
Wind turbines, because of their height and localization, are frequently subject to direct lightning strikes. Thus, the investigation on the performance of their grounding system is of paramount interest for the prediction of the potential threats either ...
ARANEO, Rodolfo, CELOZZI, Salvatore
core   +1 more source

Simulation and Experiment Analysis of 10 kV Flexible Grounding Device

open access: yesInformation, 2021
The traditional 10 kV distribution network grounding system has some disadvantages, such as small grounding current and poor arc extinguishing effect, thus, hindering the detection of high-resistance grounding fault.
Mengxuan Liu, Chi Zhang, Kangli Liu
doaj   +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

ON THE ISSUE OF DESIGN OF GROUNDING SYSTEMS OF 330(220) KV SUBSTATIONS TO ENSURE THE ELECTROMAGNETIC COMPATIBILITY OF SECONDARY CIRCUITS

open access: yesElectrical engineering & Electromechanics, 2018
Purpose. The purpose of the work is to develop the fundamentals of the design methodology of grounding system design of substations with open switchgears 330 (220) kV, which is aimed at ensuring electromagnetic compatibility of secondary circuits of ...
O. Yu. Glebov   +3 more
doaj   +1 more source

Characteristics of grounding performance at Taman Bukit Perdana [PDF]

open access: yes, 2020
Grounding system is one of the important part during installation of power systems. The function of grounding system is to enable protection to the power system in case of any current leakage or lightning strike.
., Muhammad Saufi   +4 more
core  

Research on influencing factors of arc grounding over-voltage in mine power supply system

open access: yesGong-kuang zidonghua, 2017
In order to comprehensively study influence factors such as grounding resistance, line resistance, fault location, grounding capacitance, interphase capacitance and arc ignition time on arc grounding over-voltage in mine power supply system, typical mine
LIU Jucai   +6 more
doaj   +1 more source

Modeling of different tower grounding systems using hybrid continuous circuit-trapezoidal integration method [PDF]

open access: yesSerbian Journal of Electrical Engineering, 2021
In order to protect the transmission lines against lightning strikes, it is important to investigate the tower grounding system. In this paper, a recent method called hybrid continuous circuit-trapezoidal integration method is used to calculate ...
Asadpourahmadchali Mohammadbagher   +2 more
doaj   +1 more source

A New Approach to Include Complex Grounding System in Lightning Transient Studies and EMI Evaluations

open access: yesEnergies, 2019
A new approach to lightning transient studies including complex grounding grids is presented in this paper. The grounding system is modeled in Matlab/Simulink based on the transmission line theory.
Vegard Steinsland   +3 more
doaj   +1 more source

Comprehensive Modeling of Transient Analysis of Grounding System under Lightning Surges [PDF]

open access: yesمجله مدل سازی در مهندسی, 2019
During lightning discharge, the transient performance of grounding system is influenced by the time-dependent nonlinear behavior related to soil ionization and frequency dependence of soil electrical parameters related to high-frequency spectrum of ...
Jalil Ghayur safar, Reza Shariatinasab
doaj   +1 more source

A Tale of Two DRAGGNs: A Hybrid Approach for Interpreting Action-Oriented and Goal-Oriented Instructions

open access: yes, 2017
Robots operating alongside humans in diverse, stochastic environments must be able to accurately interpret natural language commands. These instructions often fall into one of two categories: those that specify a goal condition or target state, and those
Arumugam, Dilip   +6 more
core   +2 more sources

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