Results 11 to 20 of about 7,449,685 (312)

Modelling of Data Communication over Medium-Voltage Power Distribution Lines

open access: yesCommunications, 2016
The paper is dedicated to different topologies of medium-voltage power distribution lines with respect to their properties influencing the transmission of communication signals.
Jaromir Hrad, Jiri Vodrazka
doaj   +2 more sources

Evaluation of Methodology for Lightning Impulse Voltage Distribution over High-Voltage Windings of Inductive Voltage Transformers

open access: yesEnergies, 2021
Knowledge of lightning impulse (LI) voltage distribution over transformer windings during the design stage of the transformer is very important. Specific design differences in inductive voltage transformers make the transient analysis approach different ...
Bojan Trkulja   +3 more
doaj   +1 more source

Reliability of semiconductor and gas-filled diodes for over-voltage protection exposed to ionizing radiation [PDF]

open access: yesNuclear Technology and Radiation Protection, 2009
The wide-spread use of semiconductor and gas-filled diodes for non-linear over-voltage protection results in a variety of possible working conditions.
Stanković Koviljka   +2 more
doaj   +1 more source

Over-voltage mitigation within distribution networks with a high renewable distributed generation penetration

open access: yes, 2014
The rapid growth of grid-connected distributed generation has increased the likelihood of over-voltage occurrences in distribution networks. In recent times, much research has taken place in order to develop a control strategy to mitigate the voltage ...
Joel Kennedy   +5 more
core   +2 more sources

Over-Voltage and Monatomic Hydrogen [PDF]

open access: yesThe Journal of Physical Chemistry, 1916
n ...
openaire   +2 more sources

A Smart Online Over-Voltage Monitoring and Identification System

open access: yesEnergies, 2011
This paper proposes a complete and effective smart over-voltage monitoring and identification system. In recent years, smart grids are of the greatest interest in power system research.
Tao Yuan   +4 more
doaj   +1 more source

Research on over-voltage characteristics of ultra high-voltage direct current transmission system

open access: yesEnergy Reports, 2022
Load dumping overvoltage has a significant effect on insulation coordination of direct current (DC) transmission system. Based on the PSCAD/EMTDC electromagnetic transient simulation programs, this paper has built the electromagnetic transient ...
Yingjin Li   +6 more
doaj   +1 more source

Quantification and Mitigation of Unfairness in Active Power Curtailment of Rooftop Photovoltaic Systems Using Sensitivity Based Coordinated Control

open access: yesEnergies, 2016
With increasing photovoltaic (PV) penetration in low voltage networks (LVNs), voltage regulation is a challenge. Active power curtailment (APC) is one possible solution for mitigating over voltages resulting from active power injection in LVNs.
Aadil Latif   +2 more
doaj   +1 more source

Optimal Cooperative Management of Energy Storage Systems to Deal with Over- and Under-Voltages

open access: yesEnergies, 2017
This paper presents an optimal cooperative voltage control approach, which coordinates storage units in a distribution network. This technique is developed for storage systems’ active power management with a local strategy to provide robust voltage ...
Ghassem Mokhtari   +4 more
doaj   +1 more source

Design of model DFKG-2012 integrated test-bed for mine-used low-voltage feeder switch

open access: yesGong-kuang zidonghua, 2015
In view of problems of poor tools and low work inefficiency existed in present failure detection equipment of mine-used low-voltage feeder switch, a novel model DFKG-2012 integrated test-bed for mine-used low-voltage feeder switch was designed.
HUANG Hesong   +4 more
doaj   +1 more source

Home - About - Disclaimer - Privacy