A 430-V, 60-Hz, 4-pole, Y-connected induction motor is rated at 77-kW. The equivalent circuit parameters are given in the table below. R1(0) R2(0) Xm (2) X2(0) PrRw (W) Pstray(W) Pcore (W) 0.06 0.115 7.7 0.21 0.13 970 145 900 For a slip of 1.5%, answer the following: a) Find the induced torque of the motor? b) Find the starting torque of the motor? c) Find the motor speed at the pull-out torque? Do not use Thevenin approximation

A 430-V, 60-Hz, 4-pole, Y-connected induction motor is rated at 77-kW. The equivalent circuit parameters are given in the table below. R1(0) R2(0) Xm (2) X2(0) PrRw (W) Pstray(W) Pcore (W) 0.06 0.115 7.7 0.21 0.13 970 145 900 For a slip of 1.5%, answer the following: a) Find the induced torque of the motor? b) Find the starting torque of the motor? c) Find the motor speed at the pull-out torque? Do not use Thevenin approximation

Introductory Circuit Analysis (13th Edition)

13th Edition

ISBN:9780133923605

Author:Robert L. Boylestad

Publisher:Robert L. Boylestad

Chapter1: Introduction

Section: Chapter Questions

Problem 1P: Visit your local library (at school or home) and describe the extent to which it provides literature...

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