Answered: Determine mechanical power developed

Engineering

Electrical Engineering

Determine mechanical power developed

Electric Motor Control

10th Edition

ISBN:9781133702818

Author:Herman

Publisher:Herman

Chapter33: Four-speed, Two-winding (consequent Pole) Motor Controllers

Section: Chapter Questions

Problem 7SQ: Why are different motor connections shown for what appears to be the same motor in the various...

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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

A 75-hp, 600 V, 1000 rpm, three-phase Y-connected synchronous motor has an armature
resistance of 0.05 ohm per phase and a leakage reactance 0f 0.45 ohm per phase. The efficiency
at rated load, 80% pf leading is 92%. Determine mechanical power developed within the
armature.

Answer: 60

show your solution

Branch of science that deals with the stationary and moving bodies under the influence of forces.

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