Results 21 to 30 of about 1,336,559 (340)

An on-line training radial basis function neural network for optimum operation of the UPFC [PDF]

open access: yes, 2010
The concept of Flexible A.C. Transmission Systems (FACTS) technology was developed to enhance the performance of electric power networks (both in steady-state and transient-state) and to make better utilization of existing power transmission facilities ...
Chen   +10 more
core   +3 more sources

A Review of Magnetic Gear Technologies Used in Mechanical Power Transmission

open access: yesEnergies, 2023
This paper presents a literature review on magnetic gears, highlighting the advantages of using these technologies for mechanical power transmission applications in wind energy conversion systems and transportation, such as in electric vehicles. Magnetic
G. Ruiz-Ponce   +3 more
semanticscholar   +1 more source

Effect of DC Pre-stress on Space Charge and Electrical Tree in XLPE with Needle-Plate Electrodes

open access: yesZhongguo dianli, 2021
Space charge is one of the main factors that affect the electrical tree characteristics of HVDC cable insulation. Based on the bipolar charge transport model, this paper simulates the space charge distribution characteristics of the two-dimensional ...
Xiaobin XU   +5 more
doaj   +1 more source

Calculation of Voltages in Electric Power Transmission Lines During Historic Geomagnetic Storms: An Investigation Using Realistic Earth Impedances

open access: yes, 2018
Commonly, one‐dimensional (1‐D) Earth impedances have been used to calculate the voltages induced across electric power transmission lines during geomagnetic storms under the assumption that much of the three‐dimensional structure of the Earth gets ...
G. Lucas, J. Love, A. Kelbert
semanticscholar   +1 more source

Molecular Dynamics Simulation for the Effect of Fluorinated Graphene Oxide Layer Spacing on the Thermal and Mechanical Properties of Fluorinated Epoxy Resin

open access: yesNanomaterials, 2021
Traditional epoxy resin (EP) materials have difficulty to meet the performance requirements in the increasingly complex operating environment of the electrical and electronic industry. Therefore, it is necessary to study the design and development of new
Qijun Duan   +6 more
doaj   +1 more source

Polarization retention loss in PbTiO3 ferroelectric films due to leakage currents [PDF]

open access: yes, 2007
The relationship between retention loss in single crystal PbTiO3 ferroelectric thin films and leakage currents is demonstrated by piezoresponse and conductive atomic force microscopy measurements.
A. Morelli   +5 more
core   +3 more sources

Insulation Performance and Simulation Analysis of SiO2-Aramid Paper under High-Voltage Bushing

open access: yesNanomaterials, 2022
The long-term safe and stable operation of oil-impregnated paper (OIP) bushings is of great significance to the operation of power systems. With the growth of OIP bushing, its internal insulation will gradually decay.
Bowen Liu   +4 more
doaj   +1 more source

Wireless Electrical Power Transmission

open access: yesInternational Journal of Computer Applications, 2010
Sandip B. Shrote E & Tc Deptt. SGREFS, COEM, Ahmednagar Vrushali P. Wani Elex Deptt SGREFS, COEM Ahmednagar This technology power can be transferred through this free space by microwave. The wireless power transmission by focus the electromagnetic beam of microwave or laser radiation is most modern type of power engineering for different places in ...
Dhananjay E. Upasani   +2 more
openaire   +1 more source

Voltage Stability Control Based on Angular Indexes from Stationary Analysis

open access: yesEnergies, 2022
This paper presents a novel methodology for the calculation of angular indexes of an electrical system from stationary analysis, using load flow and nose curves (P–V) in each of the buses of the system to perform control actions and preserve or improve ...
Gabriel J. Lopez   +4 more
doaj   +1 more source

MINLP in Transmission Expansion Planning

open access: yes, 2016
Transmission expansion planning requires forecasts of demand for electric power and a model of the underlying physics, i.e., power flows. We present three approaches to deriving exact solutions to the transmission expansion planning problem in the ...
Marecek, Jakub   +2 more
core   +1 more source

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