he field current of a synchronous generator is adjusted to give an air-gap flux of 0.01 reber per pole. The flux is sinusoidally distributed along the air gap. The armature rinding is Y-connected. There are 5 slots/phase/pole and the coil pitch is 12/15. The requency is 60 hertz at 1,200 RPM. (a) Calculate the emf/turn. (b) If there are 10 turns/ pil and two coil sides per slot, calculate the emf per phase. (c) Calculate the emfbetween erminals. Ans. 2.53V; 728V; 1,260V.

he field current of a synchronous generator is adjusted to give an air-gap flux of 0.01 reber per pole. The flux is sinusoidally distributed along the air gap. The armature rinding is Y-connected. There are 5 slots/phase/pole and the coil pitch is 12/15. The requency is 60 hertz at 1,200 RPM. (a) Calculate the emf/turn. (b) If there are 10 turns/ pil and two coil sides per slot, calculate the emf per phase. (c) Calculate the emfbetween erminals. Ans. 2.53V; 728V; 1,260V.

Electric Motor Control

10th Edition

ISBN:9781133702818

Author:Herman

Publisher:Herman

Chapter51: Electric And Electronic Braking

Section: Chapter Questions

Problem 2SQ: Differentiate between the AC and DC magnetic fields applied to an induction motor stator.

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