Example 3 A short-shunt compound generator delivers a load current of 30 A at 220 V. It has armature, series and shunt field resistances of o.o5, 0.3 and 200 (ohm) respectively. Calculate the generated emf and the armature current. Allow 1.0 V per brush for contact drop.

Example 3 A short-shunt compound generator delivers a load current of 30 A at 220 V. It has armature, series and shunt field resistances of o.o5, 0.3 and 200 (ohm) respectively. Calculate the generated emf and the armature current. Allow 1.0 V per brush for contact drop.

Power System Analysis and Design (MindTap Course List)

6th Edition

ISBN:9781305632134

Author:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma

Publisher:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma

Chapter6: Power Flows

Section: Chapter Questions

Problem 6.45P

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Concept explainers

DC Generator

An electromechanical machine which converts input mechanical energy to respective output electric energy is called a generator.

Question

A short-shunt compound generator delivers a load current of 30 A at 220 V. It has armature, series and shunt field resistances of 0.05, 0.3 and 200 (ohm) respectively. Calculate the generated emf and the armature current. Allow 1.0 V per brush for contact drop.

Example 3
A short-shunt compound generator delivers a load current of 30 A at 220 V. It has
armature, series and shunt field resistances of o.o5, 0.3 and 200 (ohm) respectively.
Calculate the generated emf and the armature current. AlloW 1.0 V per brush for
contact drop.

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