Results 31 to 40 of about 1,185 (118)

Fault location method combining transient mutation and dynamic time warping algorithm for grounding system

open access: yesEnergy Reports, 2023
In the urban distribution network, due to the wide application of underground cables, the traditional resonant grounding system has gradually been unable to match the increasing fault current amplitude, real-time compensation and harmonic component ...
Kangli Liu   +3 more
doaj   +1 more source

The Metalogic of Ground: Pure and Iterative Systems

open access: yesJournal of Philosophical Logic, 2022
AbstractI develop a graph-theoretic model theory for pure and iterative grounding logics.
openaire   +3 more sources

An Overview of Grounding Design and Grounding Fault Detection and Location Methods for a Multiphase Rectifier Generator Power Supply System

open access: yesMachines, 2023
A multiphase rectifier generator is important power generation equipment in DC power systems in transportation fields such as ships and aviation. Grounding design and grounding fault detection and positioning are key technologies for the safe operation ...
He Huang   +4 more
doaj   +1 more source

Back-flashover Investigation of HV Transmission Lines Using Transient Modeling of the Grounding Systems

open access: yesIranian Journal of Electrical and Electronic Engineering, 2016
The article presents the transients analysis of the substation grounding systems and transmission line tower footing resistances which can affect to the back-flashover (BF) or overvoltage across insulator chain in an HV power systems by using EMTP-RV ...
F. Amanifard, N. Ramezani
doaj  

Modelación de sistemas de puesta a tierra para evaluación de sobretensiones transitorias; Modelling large grounding systems to evaluate transient voltages

open access: yesRevista Científica de Ingeniería Energética, 2015
En plantas generadoras y en subestaciones se requieren sistemas de puesta a tierra (SPT) espaciosos, con configuraciones complejas como parte del sistema de protección contra rayos.
Yandi Anibal Gallego Landera   +3 more
doaj  

Grounding System Cost Analysis Using Optimization Algorithms

open access: yesEnergies, 2018
In this study, the concept of grounding systems is related to the voltage tolerance of the human body (human body voltage tolerance safety value). The maximum touch voltage target and grounding resistance values are calculated in order to compute the ...
Jau-Woei Perng   +2 more
doaj   +1 more source

Effectiveness of 2-Layered grounding grids in high voltage GIS substations and new design considerations using FEM

open access: yesDyna
With the rising demand for electricity and the expansion of power generation facilities, grounding systems have become critical for ensuring human safety and equipment protection.
Asaad Shemshadi   +4 more
doaj   +1 more source

The Power of Ground User in Recommender Systems

open access: yesPLoS ONE, 2013
Accuracy and diversity are two important aspects to evaluate the performance of recommender systems. Two diffusion-based methods were proposed respectively inspired by the mass diffusion (MD) and heat conduction (HC) processes on networks. It has been pointed out that MD has high recommendation accuracy yet low diversity, while HC succeeds in seeking ...
Zhou, Yanbo   +3 more
openaire   +6 more sources

Ground Enhancement Materials for Grounding Systems: A Systematic Review of Factors, Technologies and Advances

open access: yesTechnologies
Grounding Systems (GS) play a critical role in electrical safety, lightning protection, and the reliable operation of power and renewable energy infrastructures, particularly in high-resistivity soils.
Hugo Martínez Ángeles   +7 more
doaj   +1 more source

Design Methods of Underwater Grounding Electrode Array by Considering Inter-Electrode Interference for Floating PVs

open access: yesEnergies, 2018
An optimal design method is proposed in this paper to improve the safety and price competitiveness of floating photovoltaic (PV) systems. From the standards for grounding by the International Electrotechnical Commission (IEC) 60364, the Electrical ...
Byeong Gwan Bhang   +6 more
doaj   +1 more source

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