Q1// A double-cage of a 3-phase, 50-Hz, 4-pole induction motor, have the followingequivalent circuit parameters, all of which are phase values referred to the stator and thestator impedance is negligible:Outer cage Ro' = 9 NInner cage R;' = 2 N1- Calculate the ratio of torques produced by outer cage and inner cage at starting.2- If the motor runs at 1425 rpm and the rotor input phase voltage is 230 V, calculate theXo' = 2 QX;' = 8 Ntoque in synchronous watt per phase3- What slip will the torque contributed by the two cages be equal?

Frequency (f) = 50 Hz No. of poles (P) = 4 Resistance of the outer cage referred to stator (Ro') = 9…

Q1// A double-cage of a 3-phase, 50-Hz, 4-pole induction motor, have the following equivalent circuit parameters, all of which are phase values referred to the stator and the stator impedance is negligible: Outer cage Ro'= 9 N Inner cage R;' = 2 Q 1- Calculate the ratio of torques produced by outer cage and inner cage at starting. 2- If the motor runs at 1425 rpm and the rotor input phase voltage is 230 V, calculate the toque in synchronous watt per phase 3- What slip will the torque contributed by the two cages be equal? Xo' = 2 Q X;' = 8 Q

Q1// A double-cage of a 3-phase, 50-Hz, 4-pole induction motor, have the following equivalent circuit parameters, all of which are phase values referred to the stator and the stator impedance is negligible: Outer cage Ro'= 9 N Inner cage R;' = 2 Q 1- Calculate the ratio of torques produced by outer cage and inner cage at starting. 2- If the motor runs at 1425 rpm and the rotor input phase voltage is 230 V, calculate the toque in synchronous watt per phase 3- What slip will the torque contributed by the two cages be equal? Xo' = 2 Q X;' = 8 Q

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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