Viln=384V on the label 11 kW, 50 Hz power factor = 0.872 3 phase 2 pole star connected induction motor with squirrel cage rotor: In the idling test: the power drawn is 200w Idle current angle 80 degrees (backward) voltage between phases = V1ln in short circuit (locked rotor) test draw power 850w short-circuit current angle 70 degrees (backward) The phase-to-phase value of the short-circuit voltage was measured as 0.1xV1ln V. Find the following from the approximately equivalent circuit parameters reduced to the stator. Rc(ohm)=? Xm(ohm)=? Req(ohm)=? Xeq(ohm)=?

Viln=384V on the label 11 kW, 50 Hz power factor = 0.872 3 phase 2 pole star connected induction motor with squirrel cage rotor: In the idling test: the power drawn is 200w Idle current angle 80 degrees (backward) voltage between phases = V1ln in short circuit (locked rotor) test draw power 850w short-circuit current angle 70 degrees (backward) The phase-to-phase value of the short-circuit voltage was measured as 0.1xV1ln V. Find the following from the approximately equivalent circuit parameters reduced to the stator. Rc(ohm)=? Xm(ohm)=? Req(ohm)=? Xeq(ohm)=?

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...

See similar textbooks

Similar questions

can you calculate the efficiency of the alternator
Provide Solution
The series field winding of a 170 kW, 250 V, 1450 rpm compound generator has a resistance of 0.00306 ohm. What will be the required resistance (in Ohm) of a noninductive diverter that will bypass 27 percent of the total armature current? "
None
DC/AC MOTOR (UPVOTE WILL BE GIVEN. PLEASE WRITE THE COMPLETE SOLUTIONS LEGIBLY. NO LONG EXPLANATIONS NEEDED. ANSWER IN 2 DECIMAL PLACES. BOX THE FINAL ANSWER.)
Mention the techniques used to start 1-Φ induction motor.
A 3-phase, 60 Hz induction motor has two poles. If the slip is 2% at a certain load, determine the synchronous speed, the speed of the rotor and the frequency of the induced e.m.f.'s in the rotor.
QI: The parameters of a 4 kW, 220V. 2-phase induction motor, in ohms per phase, are: r1=0.53, x1 =2.4, XM= 70, r2 = 0.96, x2 = 3.0. The motor is operated from unbalanced 2- phase source whose voltages are 230V and 210V, the smaller voltage is lagging the larger by 800. For a slip of 5% and rotational losses of 30 W, find the positive- and negative- sequence components of: (a) the applied voltages. (b) Find the values of phase currents (c) the input current. (d) Find the developed mechanical power. (e) Find the efficiency.
An 8-pole wave wound dc shunt generator is supplying 295 A to load. The field current of generator is 5A. The current parallel path is
Hury up pleaaaaaaase
Choose the correct option does not have self-starting torque DC Motor EMF due to Mutual inductance Choose... DC Motor Generated EMF DC Generator Back EMF Transformer EMF due to rotating magnetic field Single phase system Three phase induction motor
4-Why is the fall in the terminal voltage for the external chara. gereater shunt generator than in separately - excited generator?