The Voltage across any two slip rings of a slip ring induction motor at standstill is 100 V. If the rotor resistance per phase is 0.42, what is the approximate value of rotor current if the rotor is rotating at a slip of 4%?

The Voltage across any two slip rings of a slip ring induction motor at standstill is 100 V. If the rotor resistance per phase is 0.42, what is the approximate value of rotor current if the rotor is rotating at a slip of 4%?

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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Concept explainers

Three Phase Induction Motor

The induction motor is an electric motor that runs on AC (alternating current) and it is of two type single phase motor that work on single-phase power supply and three-phase motor that work on three-phase power supply.

Question

The Voltage across any two slip rings of a slip ring induction motor at
standstill is 100 V. If the rotor resistance per phase is 0.42, what is the
approximate value of rotor current if the rotor is rotating at a slip of 4%?

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