Results 201 to 210 of about 1,597 (258)

The effects of unbalanced networks and unbalanced faults on induction motor transient stability

IEEE Transactions on Energy Conversion, 1988
The effects of an unbalanced distribution system, unbalanced single-phase loads, and unbalanced network faults on the transient behavior of a three-phase induction motor are evaluated. Results are presented to illustrate that a significant error can be made under certain conditions by ignoring unbalance or even by simulating such a system by an ...
R.G. Harley, E.B. Makram, E.G. Duran
exaly   +2 more sources

D.W.R.-synchronous-machine response to unbalanced faults

Proceedings of the Institution of Electrical Engineers, 1971
This short paper describes an investigation into the behaviour of a divided-winding-rotor (d.w.r.) synchronous generator, equipped with regulators for controlling the terminal voltage, torque angle and speed, when subjected to unbalanced short circuits at its terminals.
P Subramaniam
exaly   +2 more sources

Finite element simulations of unbalanced faults in a synchronous machine

IEEE Transactions on Magnetics, 1996
Two unbalanced faults (line-to-neutral and line-to-line short-circuits) in a synchronous machine are simulated by the finite element method (FEM). In order to accomplish these tasks, the FEM had to be associated with the moving-airband technique as well as the coupling with electric circuit.
J -L Coulomb
exaly   +2 more sources

Induction motor drive behavior during unbalanced faults

Electric Power Systems Research, 1996
Abstract The ability of an induction motor drive to ‘ride through’ short-term power system faults or voltage dips of several cycles is of interest in processing plants where shutdowns are expensive. In this paper, the rectifier/inverter induction motor drive is modeled to include the effects of an unbalanced supply circuit, such as that caused by a ...
Pillay, P, Akpınar, Eyup, Richards, Gg
exaly   +3 more sources

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