4 poles DC series motor fed from a 220Vsource coiled with ripple coil and theproduct has 4 78conductor. If theresistance of the product and the field coils,respectively, is 0.502 and 2592.) And themagnetic flux for each pole is 25 mb, findboth the speed and the total torque of themotor when drawing a current of 40A

For the DC series motor, Ise=Ia =Ia Flux, conductor, poles, armature resistance values given in…

Answered: DC series motor

Engineering

Electrical Engineering

DC series motor

Delmar's Standard Textbook Of Electricity

7th Edition

ISBN:9781337900348

Author:Stephen L. Herman

Publisher:Stephen L. Herman

Chapter32: Three-phase Motors

Section: Chapter Questions

Problem 13RQ: A squirrel-cage induction motor is operating at 1175 RPM and producing a torque of 22 Ib-ft. What is...

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Concept explainers

Speed control of motor

Speed control by DC motor-speed controller is required to realize variable speed drive. Whenever a motor drives a particular load, it is called drive, and variable speed drive refers to a load requiring variable speed. All this is obtained by a DC motor speed controller.

Question

4 poles DC series motor fed from a 220V
source coiled with ripple coil and the
product has 4 78conductor. If the
resistance of the product and the field coils,
respectively, is 0.502 and 2592.) And the
magnetic flux for each pole is 25 mb, find
both the speed and the total torque of the
motor when drawing a current of 40A

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