Q3. In a sinusoidal waveform, three-phase, 2-pole, permanent magnet motor, the torque constant is 0.5 Nm/A. Calculate the phase currents if the motor is to produce a counter-clockwise holding torque of5 Nm to keep the rotor position, which is at an angle of 0=45°. !3!

Q3. In a sinusoidal waveform, three-phase, 2-pole, permanent magnet motor, the torque constant is 0.5 Nm/A. Calculate the phase currents if the motor is to produce a counter-clockwise holding torque of5 Nm to keep the rotor position, which is at an angle of 0=45°. !3!

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 6RQ: Name three factors that determine the torque produced by an induction motor.

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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.

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Q3. In a sinusoidal waveform, three-phase, 2-pole, permanent magnet motor, the torque constant is 0.5
Nm/A. Calculate the phase currents if the motor is to produce a counter-clockwise holding torque of 5 Nm
to keep the rotor position, which is at an angle of0 =45°.

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