Results 11 to 20 of about 74,290 (194)

A METHOD FOR DETERMINING LOCATION OF VOLTAGE FLUCTUATIONS SOURCE IN ELECTRIC GRID [PDF]

open access: yesElectrical engineering & Electromechanics, 2016
Purpose. The purpose of work is development of a method of definition of the location of a source of fluctuations of voltage. Methodology. The reasons of emergence of fluctuations of voltage at an arrangement of a source both in power lines, and in the ...
G.A. Senderovich, A.V. Diachenko
doaj   +7 more sources

Voltage Fluctuations and Flicker in Prosumer PV Installation [PDF]

open access: yesEnergies, 2022
In this paper, we present problems connected with voltage fluctuations in low-voltage networks caused by small PV sources installed in an LV network. For the purpose of analysis, high-resolution data gathered at the output of real PV sources for 4 months
Krzysztof Łowczowski, Zbigniew Nadolny
doaj   +2 more sources

Effect of Voltage Fluctuations on Induction Motor Currents [PDF]

open access: yesScientific Journal of Gdynia Maritime University
One of the types of power quality disturbances met in a power system is voltage fluctuations. Cyclic voltage fluctuations are interconnected with the presence of subharmonics and interharmonics – that is components of frequency less than the fundamental
Marcin Pepliński, Piotr Gnaciński
doaj   +3 more sources

Length-Independent Voltage Fluctuations in Small Devices [PDF]

open access: yesPhysical Review Letters, 1987
Les fluctuations de tension dans les lignes monodimensionnelles de longueur L inferieure a la longueur de coherence de phase ne sont pas universelles mais divergent comme L −2 . On montre, en utilisant les relations de Onsager et l'additivite des tensions, que les fluctuations de tension sont independantes de la distance entre les indicateurs de ...
Benoit, A.   +3 more
openaire   +5 more sources

Propagation of Voltage Fluctuations and Assessment of LED Lamps Light Flicker in Low Voltage Networks [PDF]

open access: yesIEEE Access, 2023
This paper offers an assessment of the risk and severity of light flicker, evaluated considering LED lamps as the only customer lighting technology as well as different household devices as source of voltage fluctuations.
Elena Gutierrez-Ballesteros   +2 more
doaj   +2 more sources

1LUTSensor: Detecting FPGA Voltage Fluctuations using LookUp Tables [PDF]

open access: yesTransactions on Cryptographic Hardware and Embedded Systems, 2023
Remote Power Analysis (RPA) attacks use transient voltage fluctuation side channels detected via delay sensors/ on-chip voltage sensors to reveal secret keys from cryptographic circuits.
Darshana Jayasinghe   +2 more
doaj   +3 more sources

Studying Voltage Fluctuations in the MV Distribution Grid with a Renewable Energy Source [PDF]

open access: yesEnergies
The increasing penetration of renewable energy sources (RESs), such as photovoltaic and wind power plants, into the medium-voltage distribution grid creates significant concerns regarding voltage control at local substations.
Yuriy Varetsky   +2 more
doaj   +2 more sources

Quantum fluctuations of voltage in superconducting nanowires [PDF]

open access: yesLow Temperature Physics, 2017
At low temperatures non-equilibrium voltage fluctuations can be generated in current-biased superconducting nanowires due to proliferation of quantum phase slips (QPS) or, equivalently, due to quantum tunneling of magnetic flux quanta across the wire.
Semenov, Andrew G., Zaikin, Andrei D.
openaire   +5 more sources

A Data-Driven Hybrid Methodology Using Randomized Low-Rank DMD Approximation and Flat-Top FIR Filter for Voltage Fluctuations Monitoring in Grid-Connected Distributed Generation Systems [PDF]

open access: yes, 2023
The voltage fluctuations are caused by variations in renewable energy source outputs, increased usage of nonlinear loads, high reactive power consumption of loads, etc. This results in damage to electric components and enormous economic losses.
Neethu Mohan   +11 more
core   +1 more source

Effect of oxide interface roughness on the threshold voltage fluctuations in decanano MOSFETs with ultrathin gate oxides [PDF]

open access: yes, 2000
In this paper we use the density gradient (DG) simulation approach to study, in 3D, the effect of local oxide thickness fluctuations on the threshold voltage of decanano MOSFETs on a statistical scale.
Kalna, K., Asenov, A.
core   +1 more source

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