Results 11 to 20 of about 5,481 (306)

Efficient modelling of natural gas pipeline on electromagnetic transient simulation programs

open access: yesIET Renewable Power Generation, 2023
Electromagnetic transient programs (EMTPs) are widely used for simulating electromagnetic transient in power systems. With the increasing interest in integrated energy system (IES), it would be beneficial to extend the scope of EMTP‐type application to ...
Ruikai Song   +6 more
doaj   +1 more source

Accelerated Sparse Matrix-Based Computation of Electromagnetic Transients

open access: yesIEEE Open Access Journal of Power and Energy, 2020
This paper is related to research on parallelization methods for the simulation of electromagnetic transients (EMTs). It presents an automatic parallelization approach based on the solution of sparse matrices resulting from the formulation of network ...
A. Abusalah   +4 more
doaj   +1 more source

A Novel Electromagnetic Transient Simulation Method of Large-Scale AC Power System With High Penetrations of DFIG-Based Wind Farms

open access: yesIEEE Access, 2022
With the ever-expanding deployment of renewable energy sources (RESs), the short-time transients have more significant impacts on shaping the characteristics of large power grids.
Yifeng Dong   +6 more
doaj   +1 more source

Improving the Convergence of Vector Fitting for Equivalent Circuit Extraction From Noisy Frequency Responses [PDF]

open access: yes, 2006
The vector fitting (VF) algorithm has become a common tool in electromagnetic compatibility and signal integrity studies. This algorithm allows the derivation of a rational approximation to the transfer matrix of a given linear structure starting from ...
Michelangelo B   +6 more
core   +1 more source

Electromagnetic Precursors to Black Hole–Neutron Star Gravitational Wave Events: Flares and Reconnection-powered Fast Radio Transients from the Late Inspiral

open access: yesThe Astrophysical Journal Letters, 2023
The presence of magnetic fields in the late inspiral of black hole–neutron star binaries could lead to potentially detectable electromagnetic precursor transients.
Elias R. Most, Alexander A. Philippov
doaj   +1 more source

A mathematical model of the three-phase AC to DC voltage converter with fourzone voltage control and active-inductive load

open access: yesAdaptivni Sistemi Avtomatičnogo Upravlinnâ, 2021
The article focuses on electromagnetic processes in electric circuits with semiconductor switches. A mathematical model of a semiconductor converter with four-zone output voltage control has been created so as to analyse electromagnetic processes in ...
В. Михайленко   +2 more
doaj   +1 more source

TACS enhancements for the Electromagnetic Transient Program [PDF]

open access: yesConference Proceedings Power Industry Computer Application Conference, 1993
Transient analysis of control systems (TACS) of the electromagnetic transient program (EMTP) has been enhanced in many ways. There are major changes in methods of ordering components to minimize the introduction of time step and history term errors. Initialization algorithms have been greatly enhanced to allow multiple frequency initialization.
R.H. Lasseter, J. Zhou
openaire   +1 more source

Transients in the electromagnetic actuator with the controlled supplier [PDF]

open access: yes, 2012
A calculation of transients in the electromagnetic actuator with the controlled supplier has been presented in the paper. The magnetic field model of the actuator has been created with using the finite element method (FEM) and verified experimentally ...
Wajnert, Dawid   +2 more
core   +5 more sources

A mathematical model of the three-phase AC to DC voltage converter with threezone voltage control

open access: yesAdaptivni Sistemi Avtomatičnogo Upravlinnâ, 2023
The article focuses on electromagnetic processes in electric circuits with semiconductor switches. A mathematical model of a semiconductor converter with three-zone output voltage control has been created so as to analyse electromagnetic processes in ...
В. Михайленко   +6 more
doaj   +1 more source

Variation of Tower Footing Resistance on the Lightning Surge Propagation through Overhead Power Distribution Lines

open access: yesAdvances in Electrical and Computer Engineering, 2016
This paper deals with the analysis of the effects of electromagnetic transients generated by lightning on power distribution lines, considering the influence of tower footing resistance variation. Both types of lightning stroke, direct and induced, are
MARIUT, E. L., HELEREA, E.
doaj   +1 more source

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