Results 11 to 20 of about 563,907 (301)

Magnetic Field Visualization Teaching Based on Fusion Method of Finite Element and Neural Network

open access: yesApplied Sciences, 2022
We developed a visual teaching platform that can calculate the magnetic field of magnetic core inductance in real time. The platform adopts the combination of two theories of finite element calculation and neural network technology.
Guang Yang   +5 more
doaj   +1 more source

Electrical Tree Initiation Properties in Cross-Linked Polyethylene Under DC-Impulse Composite Voltages

open access: yesIEEE Access, 2018
DC cables may be subjected to impulse overvoltage during operation, which may cause electrical tree inside the cable insulation. So, it is necessary to investigate the influence of impulse voltage on the insulation of dc cable.
Hechen Liu   +5 more
doaj   +1 more source

On‐load tap‐changer fault mode recognition based on the singular value of Hilbert energy spectrum time‐frequency matrix and spectrum entropy

open access: yesIET Generation, Transmission & Distribution, 2022
To solve the difficulty of eigenvalue extraction of on‐load tap‐changer (OLTC) vibration signals, an eigenvalue extraction method of time‐frequency matrix based on Hilbert energy spectrum and spectral entropy is proposed in this study.
Jianghai Geng   +4 more
doaj   +1 more source

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

Focusing on Demand Side Management in the Future of the Electric Grid [PDF]

open access: yes, 2010
The widespread blackout that occurred on August 14, 2003 (“the blackout”) exposed the weaknesses of the current electric transmission grid structure, and underscored the need for improvements to the transmission grid in the United States.
Czajkowski, Steven D.
core   +3 more sources

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

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

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

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

Home - About - Disclaimer - Privacy