A 2300 V 400 Hp 60 Hz eight-pole Y connected synchronous motor has a rated factor of 0.85 leading. At full load, the efficiency is 80 percent. The armature resistance is 0.5 92, and the synchronous reactance is 4.5 52. Find the following quantities for this machine when it is operating at full load: 1. Output torque 2. Input power 3. nm 4. EA 5. ||A| 6. Pconv 7. Pmech+Pcore + P stray

A 2300 V 400 Hp 60 Hz eight-pole Y connected synchronous motor has a rated factor of 0.85 leading. At full load, the efficiency is 80 percent. The armature resistance is 0.5 92, and the synchronous reactance is 4.5 52. Find the following quantities for this machine when it is operating at full load: 1. Output torque 2. Input power 3. nm 4. EA 5. ||A| 6. Pconv 7. Pmech+Pcore + P stray

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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