a) The power supplied to a three-phase induction motor is 32kW and the stator losses are 1200W. If the slip is 5% , determine i. The rotor copper loss. ii. The total mechanical power developed by the rotor iii. The output power of the motor if friction and windage losses are 750W iv. The efficiency of the motor, neglecting rotor iron loss
a) The power supplied to a three-phase induction motor is 32kW and the stator losses are 1200W. If the slip is 5% , determine i. The rotor copper loss. ii. The total mechanical power developed by the rotor iii. The output power of the motor if friction and windage losses are 750W iv. The efficiency of the motor, neglecting rotor iron loss
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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