A separately excited DC motor is fed from a 220V DC source via a step down chopper. The armature resistance is 0.30 and the motor constant Ka.o = 0.4 V/rad/sec. (1) Draw the drive circuit diagram; (2) For a constant load torque of 30 N-m, determine the motor speed for the given duty ratio of 0.25, 0.5, and Q.75.

A separately excited DC motor is fed from a 220V DC source via a step down chopper. The armature resistance is 0.30 and the motor constant Ka.o = 0.4 V/rad/sec. (1) Draw the drive circuit diagram; (2) For a constant load torque of 30 N-m, determine the motor speed for the given duty ratio of 0.25, 0.5, and Q.75.

Introductory Circuit Analysis (13th Edition)

13th Edition

ISBN:9780133923605

Author:Robert L. Boylestad

Publisher:Robert L. Boylestad

Chapter1: Introduction

Section: Chapter Questions

Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...

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