a)the figure below shows the per-phase equivalent circuit of a two - pole three- phase induction motor operating at 50 Hz . The voltage (E1) across the magnetizing inductance is 210 v , and the slip (s) is 0.05 . What is the developed torque produced by the motor ? b) A 4 poles , 50Hz , Y-connected three phase induction motor has the per phase equivalent circuit parameters of (R1 =R2=0.12 , X1=X2=0.6 , Xm =12 ) ohm and I2 =20 (0 . Use exact equivalent circuit to determine the following at rated slip of 0.03 : I. Stator current II. Magnetizing current III. Power factor IV. Developed torque C) What is the physical meaning for each of the following induction motor parameters : R1 , R2 , Rc , X1 , X2 , Xm d) What is synchronous watt a) The figure below shows the per-phase equivalent circuit of a two-pole three-phase induction motor operating at 50 Hz. The voltage(E1) across the magnetizing inductance is 210 V, and the slip (s) is0.05. What is the developed torque produced by the motor ?0.04 0 j0.22 0j0.22 00.05 0j6.28 NE E1b) A 4 poles , 50HZ ,Y-connected three phase induction motor has the perphase equivalent circuit parameters of ( R1= R2= 0.12 , X1 = X2 = 0.6 , Xm=12 ) Q and 2 = 20L0°. Use exact equivalent circuit to determine thefollowing at rated slip of 0.03 :I.Stator currentI.Magnetizing currentII.Power factorIV.Developed torquec) What is the physical meaning for each of the following induction motorparameters: R1 ,R2 ,Rc ,X1 ,X2 ,Xm ?d) what is synch ronous watt ?.

2 pole, 3 phase, 50 hz induction motor

a) The figure below shows the per-phase equivalent circuit of a two- pole three-phase induction motor operating at 50 Hz. The voltage (E1) across the magnetizing inductance is 210 V, and the slip (s) is 0.05. What is the developed torque produced by the motor ? 0.04 Q j0.22 0 j0.22 0 0.05 0 j6.28 NE E1 b) A 4 poles , 50HZ ,Y-connected three phase induction motor has the per phase equivalent circuit parameters of ( R1= R2= 0.12 , X1 = X2 = 0.6 , Xm =12 ) Q and 2 following at rated slip of 0.03 : %3D = 20L0°. Use exact equivalent circuit to determine the I. Stator current I. Magnetizing current II. Power factor IV. Developed torque c) What is the physical meaning for each of the following induction motor parameters: R1 ,R2 ,Rc ,X1 ,X2 ,Xm ? d) what is synch ronous watb ?.

a) The figure below shows the per-phase equivalent circuit of a two- pole three-phase induction motor operating at 50 Hz. The voltage (E1) across the magnetizing inductance is 210 V, and the slip (s) is 0.05. What is the developed torque produced by the motor ? 0.04 Q j0.22 0 j0.22 0 0.05 0 j6.28 NE E1 b) A 4 poles , 50HZ ,Y-connected three phase induction motor has the per phase equivalent circuit parameters of ( R1= R2= 0.12 , X1 = X2 = 0.6 , Xm =12 ) Q and 2 following at rated slip of 0.03 : %3D = 20L0°. Use exact equivalent circuit to determine the I. Stator current I. Magnetizing current II. Power factor IV. Developed torque c) What is the physical meaning for each of the following induction motor parameters: R1 ,R2 ,Rc ,X1 ,X2 ,Xm ? d) what is synch ronous watb ?.

Delmar's Standard Textbook Of Electricity

7th Edition

ISBN:9781337900348

Author:Stephen L. Herman

Publisher:Stephen L. Herman

Chapter35: Harmonics 916

Section: Chapter Questions

Problem 3RQ: Would a positive-rotating harmonic or a negative-rotating harmonic be more harmful to an induction...

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