A 10 000 kVA, four-pole, 6,6 kV, 50 Hz, three-phase alternator has a synchrono us reactance of 25% and is connected to infinite bus bars. If the natural period of oscillation while operating at full- load unity power factor is to be limited to 1,5 s, calculate the moment of inertia of the rotating system.

A 10 000 kVA, four-pole, 6,6 kV, 50 Hz, three-phase alternator has a synchrono us reactance of 25% and is connected to infinite bus bars. If the natural period of oscillation while operating at full- load unity power factor is to be limited to 1,5 s, calculate the moment of inertia of the rotating system.

Electric Motor Control

10th Edition

ISBN:9781133702818

Author:Herman

Publisher:Herman

Chapter39: Synchronous Motor Operation

Section: Chapter Questions

Problem 14SQ: Induction motors and welding transformers require magnetizing current, which causes a. lagging power...

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