Results 31 to 40 of about 225,224 (188)

Single-Phase Fault Line Selection in Distribution Network Based on Signal Injection Method

open access: yesIEEE Access, 2021
The distribution network with small current grounding mode can ensure high power supply reliability, but it is difficult to locate single-phase grounding fault line. Most of the faults in distribution network are single-phase to ground fault.
Lin Niu, Guiqing Wu, Zhangsheng Xu
doaj   +1 more source

Influence of Different Simulation Models for Electrical Characteristic Analysis of the Arrester of AC Filter

open access: yesZhongguo dianli, 2021
AC filter is an important equipment in DC transmission system. This paper mainly analyzes the influence of simulation model on the electrical characteristics (overvoltage, current and absorbed energy) of the arresters for AC filter, and carries out the ...
Xuemin HUANG   +4 more
doaj   +1 more source

Simulation and Experimental Verification of Buried Pipeline Corrosion under the High-Voltage Direct Current Interference

open access: yesInternational Journal of Electrochemical Science, 2021
Aimed at the corrosion caused by the ground current of the high-voltage direct current (HVDC) transmission system to adjacent buried pipelines, horizontal delamination is carried out according to different soil conductivities, and a field-circuit ...
Shan Lin   +3 more
doaj   +1 more source

Behavior-Based Early Language Development on a Humanoid Robot [PDF]

open access: yes, 2002
We are exploring the idea that early language acquisition could be better modelled on an artifcial creature by considering the pragmatic aspect of natural language and of its development in human infants.
Varshavskaya, Paulina
core   +3 more sources

Tidal influence on Rutford Ice Stream, West Antarctica: observations of surface flow and basal processes from closely-spaced GPS and passive seismic stations [PDF]

open access: yes, 2008
High-resolution surface velocity measurements and passive seismic observations from Rutford Ice Stream, West Antarctica, 40 km upstream from the grounding line are presented.
A.E. Behar   +11 more
core   +2 more sources

Learning Models for Following Natural Language Directions in Unknown Environments [PDF]

open access: yes, 2015
Natural language offers an intuitive and flexible means for humans to communicate with the robots that we will increasingly work alongside in our homes and workplaces.
Duvallet, Felix   +5 more
core   +2 more sources

Fault line selection of power distribution system via improved bee colony algorithm based deep neural network

open access: yesEnergy Reports, 2022
A fault line selection approach on the basis of modified artificial bee colony optimization deep neural network (ACB-DNN) is presented to address the difficulties in choosing a fault line in electric current grounding systems for small electric currents.
Na Wang
doaj   +1 more source

Current leakage protection method of coal mine based on time-sharing ratio of phase current amplitude

open access: yesGong-kuang zidonghua, 2015
For the problem that failure current was small of grounding point of neutral point grounding system grounded by arc suppression coil when single-phase ground fault occurs, the paper proposed a kind of current leakage protection method of coal mine based ...
CHEN Zhaoye   +4 more
doaj   +1 more source

Identification of Single-Phase Line Break Fault Direction Based on Local Voltage Information in Small Current Grounding System Considering the Impact of DG

open access: yesIEEE Access, 2023
Line break faults commonly occur in distribution networks and pose the risk of electric shocks to nearby individuals and animals. This study aims to address the challenge of identifying the direction of a line break fault.
Fan Yang   +5 more
doaj   +1 more source

A new approach to fault-line selection of small current neutral grounding system

open access: yesSystems Science & Control Engineering, 2018
In this paper, a new approach combining BP neural network with fuzzy Petri net (FPN) is developed to deal with the issue of fault-line selection of the small current neutral grounding system.
Yujie Chen   +4 more
doaj   +1 more source

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