The armature of a 4-pole, separately excited dc generator is wave wound with 360 conductors. This machine delivers power to the load at 240 V while being driven at 800 rpm. At this load, the armature circuit dissipates 640 W. If the flux per pole of this generator is 30 mWb, determine the kW rating of the load served. Total brush contact drop is equal to 2 V.

The armature of a 4-pole, separately excited dc generator is wave wound with 360 conductors. This machine delivers power to the load at 240 V while being driven at 800 rpm. At this load, the armature circuit dissipates 640 W. If the flux per pole of this generator is 30 mWb, determine the kW rating of the load served. Total brush contact drop is equal to 2 V.

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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