Identification of physical parameters of a synchronous generator from online measurements

M Karrari, OP Malik - IEEE transactions on energy conversion, 2004 - ieeexplore.ieee.org
A new method to determine physical parameters of a synchronous generator based on an
online measurement of the electrical power, terminal voltage, and field voltage, following a …

Applications of coupled field formulations to electrical machinery

GB Kumbhar, SV Kulkarni, R Escarela‐Perez… - … journal for computation …, 2007 - emerald.com
Purpose–This paper aims to give a perspective about the variety of techniques which are
available and are being further developed in the area of coupled field formulations, with …

Synchronous generator third-order model parameter estimation using online experimental data

E Ghahremani, M Karrari, OP Malik - IET generation, transmission & distribution, 2008 - IET
A method to estimate the dynamic parameters of the commonly used third-order d–q model
of a synchronous generator, based on measured electrical power, reactive power, terminal …

Identification of Heffron-Phillips model parameters for synchronous generators using online measurements

M Karrari, OP Malik - IEE Proceedings-Generation, Transmission and …, 2004 - IET
The Heffron-Phillips model of a synchronous machine has successfully been used for
investigating the low frequency oscillations and designing power system stabilisers. The …

Determination of high power synchronous generator subtransient reactances based on the waveforms for a steady state two-phase short-circuit

S Berhausen, A Boboń - Applied Mathematics and Computation, 2018 - Elsevier
In the paper, there is presented an analysis of the waveforms at the stator winding terminals
of a high power synchronous generator for a steady state two-phase short-circuit. The …

Experimental analysis of assessing of the trip** effectiveness of miniature circuit breakers in an electrical installation fed from a synchronous generator set

K Ludwinek, J Szczepanik, M Sułowicz - Electric Power Systems Research, 2017 - Elsevier
Due to the supply reliability concerns or to supply remote loads in some distribution
networks, the synchronous generators are used as auxiliary power sources. In Poland the …

Unbalanced transients-based maximum likelihood identification of induction machine parameters

R Wamkeue, I Kamwa, M Chacha - IEEE Transactions on …, 2003 - ieeexplore.ieee.org
The paper describes an effective formulation of a maximum-likelihood identification
algorithm for linear estimation of the equivalent-circuit parameters of cage-type (single cage …

Use of a finite element model for the determination of dam** and synchronizing torques of hydroelectric generators

M Ranlöf, J Bladh, U Lundin - International Journal of Electrical Power & …, 2013 - Elsevier
Dam** and synchronizing torque coefficients are calculated from time-stepped finite
element simulations of a hydroelectric generator connected to an infinite busbar. The …

Improvement of synchronous generator's transient state by using voltage source and sliding mode control

E Mouni, S Tnani, G Champenois - 2008 IEEE International …, 2008 - ieeexplore.ieee.org
The paper mainly deals with the synchronous generator output voltage control by using a
non linear control strategy: the sliding mode. The originality is not only due to the involved …

Nonlinear state space identification of a synchronous generator

M Karrari, OP Malik - … Society General Meeting (IEEE Cat. No …, 2003 - ieeexplore.ieee.org
A generating unit is a multivariable system and the linear and nonlinear model of the system
is well defined in a state space structure. Subspace state space (4SID) identification method …