Results 41 to 50 of about 607,825 (299)

Optimal Distributed Generation Placement in Radial Distribution Networks Using Enhanced Search Group Algorithm

open access: yesIEEE Access, 2023
The aim of this research is to define the placement of distributed generations (DGs) in radial distribution networks (RDNs) using a meta-heuristic method called the Enhanced Search Group Algorithm (ESGA).
Truong Hoang Bao Huy   +3 more
doaj   +1 more source

Impact of Tourist Areas on the Electrical Grid: A Case Study of the Southern Dominican Republic

open access: yesUrban Science, 2023
The growing integration of tourist areas and complexes increases the demand for electrical power systems. This increased demand may represent a vulnerability to voltage and frequency stability in electrical grids, where these parameters are essential for
Miguel Aybar-Mejía   +7 more
doaj   +1 more source

Optimization of liquid crystal devices based on weakly conductive layers for lensing and beam steering [PDF]

open access: yes, 2017
Liquid crystals are mostly known for their use in displays, but over the past decade these materials have been applied in a number of other devices such as tunable lenses or beam steering devices.
Beeckman, Jeroen   +3 more
core   +2 more sources

Voltage Profile along the Permeation Pathway of an Open Channel [PDF]

open access: yesBiophysical Journal, 2010
For ion channels, the transmembrane potential plays a critical role by acting as a driving force for permeant ions. At the microscopic level, the transmembrane potential is thought to decay nonlinearly across the ion permeation pathway because of the irregular three-dimensional shape of the channel's pore.
Chen, Jin   +5 more
openaire   +3 more sources

Optimal hybrid photovoltaic distributed generation and distribution static synchronous compensators planning to minimize active power losses using adaptive acceleration coefficients particle swarm optimization algorithms

open access: yesElectrical engineering & Electromechanics, 2023
The paper aims to identify the optimum size and location of photovoltaic distributed generation systems and distribution static synchronous compensators (DSTATCOMs) systems to minimize active power losses in the distribution network and enhance the ...
M. A. Labed   +4 more
doaj   +1 more source

Current-induced atomic forces in gated graphene nanoconstrictions [PDF]

open access: yes, 2019
Electronic current densities can reach extreme values in highly conducting nanostructures where constrictions limit current. For bias voltages on the 1 volt scale, the highly non-equilibrium situation can influence the electronic density between atoms ...
Brandbyge, Mads   +2 more
core   +2 more sources

Seasonal Reconfiguration of Electrical Distribution Systems to Mitigate the Impact of Electric Vehicle Charging

open access: yesIEEE Access
Power grids face challenges in their infrastructure related to the integration of electric vehicles (EV). In particular, EV charging stations may induce instability in key system parameters such as substantial voltage drops, active power losses, and ...
Jesus Daniel Davalos Soto   +7 more
doaj   +1 more source

Development of a Decision-Making Algorithm for the Optimum Size and Placement of Distributed Generation Units in Distribution Networks

open access: yesEnergies, 2017
The paper presents a decision-making algorithm that has been developed for the optimum size and placement of distributed generation (DG) units in distribution networks.
Vasiliki Vita
doaj   +1 more source

Electron transport through asymmetric ferroelectric tunnel junctions: current-voltage characteristics

open access: yes, 2010
We have carried out calculations of current-voltage characteristics for the electron tunnel current through a junction with a thin insulating ferroelectric barrier assuming that interface transmissions for the left and right interfaces noticeably differ ...
Zimbovskaya, Natalya A.
core   +1 more source

Performance enhancement of radial distribution system using simultaneous network reconfiguration and switched capacitor bank placement

open access: yesCogent Engineering, 2021
This paper presents simultaneous radial distribution network reconfiguration and switched capacitor bank allocation to enhance the performance of distribution systems.
Yalew Gebru   +3 more
doaj   +1 more source

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