Challenges in modeling of large synchronous machines

JC Akiror, P Pillay, A Merkhouf - IEEE Transactions on Industry …, 2017 - ieeexplore.ieee.org
Machine simulation models allow the use of embedded numerical computation techniques.
The finite element model accuracy is usually gauged by comparing its performance with …

[PDF][PDF] Wyznaczanie parametrów turbogeneratora z symulacji polowo-obwodowych

P Kisielewski, L Antal - Elektrotechnika i Elektronika, 2006 - bibliotekanauki.pl
Przedstawiono dwuwymiarowy, polowo-obwodowy model turbogeneratora o mocy 500 MVA
przeznaczony do wyznaczania charakterystyk dynamicznych turbogeneratora. Przydatność …

Numerical Calculation of Transient Parameters of Dual-Excited Synchronous Generator Based on Time-Stepping Finite Element Model

G Xu, B Li, Y Zhan, X Cui, W Liu… - 2023 IEEE Energy …, 2023 - ieeexplore.ieee.org
The Dual Excitation Synchronous Generator (DESG) has two sets of field windings that can
be independently excitation regulated, thus has better stability and reliability than the …

Numerical impulse response tests to identify dynamic induction-machine models

AK Repo - 2008 - aaltodoc.aalto.fi
The aim of the study is to identify dynamic models for induction machines using two-
dimensional finite-element analyses. Attention is given mainly to cage-induction machines …

[HTML][HTML] Método de elementos finitos aplicado al análisis de flujo magnético en máquinas síncronas de gran porte con fallas de corto circuito en el rotor

E Arrieta, N Romero, M Torregroza… - Ingeniare. Revista chilena …, 2022 - SciELO Chile
Resumen ARRIETA, Edgardo; ROMERO, Neider; TORREGROZA, Melissa y FULY, Isaias.
Método de elementos finitos aplicado al análisis de flujo magnético en máquinas síncronas …

Finite element method applied to magnetic flux analysis in large synchronous machines with short circuit faults in the rotor.

E Arrieta, N Romero, M Torregroza… - … -Revista Chilena de …, 2022 - search.ebscohost.com
This paper presents a study of magnetic flux density in a large synchronous large size
machine when it is working as a generator. Finite elements software has been used to …

Rotational core losses in hydro generators

JC Akiror - 2017 - spectrum.library.concordia.ca
Accurate estimation of core losses in hydro generators is invaluable as it has implications of
monetary value to both machine designers and utilities. For machine designers to meet the …

Identification of rotor yoke material of a hydrogenerator

G Rochat, K Al-Haddad… - 2022 IEEE 1st Industrial …, 2022 - ieeexplore.ieee.org
This paper proposes a method to identify a material of the rotor yoke in a hydrogenerator
with the will to make a digital twin of it. A model of the hydrogenerator is made in the FEA …

Parameter sensitivity of large electric machines

JC Akiror, P Pillay, A Merkhouf - 2016 IEEE Energy Conversion …, 2016 - ieeexplore.ieee.org
Machine simulation models allow the use of embedded numerical computation techniques.
The numerical model and computational accuracy is usually gauged by comparison with …

[PDF][PDF] THESIS PRESENTED TO

ABM Aguiar - 2014 - researchgate.net
With the ever increasing of the demand for electrical energy, the need for additional power
has already become a reality in the energy supply market. In this context, increasing the …