ja16ell((I-sYs)r;'V,ValFig. 1. Per phase equivalent circuit of 3phase induction matorFie. 2. Approximate Equivalent Cireuit for No-Load TestILRs0 OsThree-phasesupply(3-phaseautotrapsformer)UNBLOCKEDROTORO VLwiU2VIW2тi...---W2Discussion:1- Calculate the machine paramcters that is can be obtained from No-Load test.5- What are the different losses that are present in an induction machine?ell AWe1472YRM

Induction motor working Principle When an ac supply is connected to a stator it creates a rotating…

ja ll l ell V, Fig 1. Per phase equivalent eireuk ol 3phse indection motor IL Fe. 2. Approsimate Equihalent Cireuit for No-Lead Test R s0 Os Three-phase supply (3-phase autotrapsformer) UNBLOCKED ROTOR O VL elleeee VIW2 wiU2 т i----- W2 Discussion: 1- Calculate the machine paramcters that is can be obtained from No-Load test. 5- What are the different losses that are present in an induction machine? ell

ja ll l ell V, Fig 1. Per phase equivalent eireuk ol 3phse indection motor IL Fe. 2. Approsimate Equihalent Cireuit for No-Lead Test R s0 Os Three-phase supply (3-phase autotrapsformer) UNBLOCKED ROTOR O VL elleeee VIW2 wiU2 т i----- W2 Discussion: 1- Calculate the machine paramcters that is can be obtained from No-Load test. 5- What are the different losses that are present in an induction machine? ell

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

1
Answer number 1, ASAP. With clear solutions and Given.
400 KVA, 400 V three-phase star connected 2p = 2 pole round rotor synchronous The leakage reactance of the generator is 0.1 Q, and the armature reactance is 0.30. Friction-ventilation losses and iron losses total 20 KW (Other losses can be neglected). According to this; a) Pole wheel induced with generator 80% load and cos Q = 0.9 (inductive) load Find the voltage, load angle, phase angle (power angle) and inner phase angle. b) Under these operating conditions, internal power (air gap power) and drive power (input power) calculate.
3
jX, jX, Problem 3) The equivalent circuit model for an induction machine is shown to the right. jXM A particular 3-phase, 60-Hz, 208-V, 2.5-hp, 2-pole induction machine has the following parameter values: r; = 0.30 Q r = 0.25 N Xis = 0.40 2 XM = 20 2 Xir = 0.40 2 The machine is connected to a balanced, 3-phase, 60-Hz voltage supply so that Vsa = 12020° V. It is also connected to a mechanical load so that it runs as a motor with slip s = 0.015. The harmonic content of the power drawn by the drive are provided in the table below. Calculate the current drawn by the motor Isa: Calculate the mechanical velocity of the motor in rpm. Calculate the power factor of this motor. A В C
The terminal voltage of shunt G1 generator in idle state is 500 V. G1 if the terminal voltage of the generator gives a load current of 600 A to 470 V is falling. The idle operating voltage of the shunt G2 generator is 505 V. The terminal voltage of the G2 generator drops to 470 V in the case of a load current of 400 A. These two generators are connected in parallel to supply a 400 KW load. Voltage-power generatorsits characteristics are linear. Accordingly;a. Draw the connection diagram given in the question.b. Obtain mains voltage and generator power.c. Calculate the current given by each generator to the load?
A 3-phose, 220V, 10 kp, A-coun. Go tz I.M; 6-pole Z₁= 0.3-0.5, Zu= 0.15j0¹2, Xm=j₁352/phas. Pfw = 100 at rated Slip (27), Find Useful Shaft torque and efficieny use AEC, Preco To Pout 2201 ذرات ..SJ 6.25 mo 0.15 W= 211 hr 13 PILE UFI, VIC, I = Par - 3 (Ricken) U/VE ZE
b) An induction motor which specification tabulated in Table Q2 is identified as a potential machine to be used for a conveyor system in a small manufacturing company. Table Q2 3-phase ouput power (W) 3-phase supply (V) Pole number, P 750 415 4 Supply frequency (Hz) Connection type Per phase stator resistance, Ri (Q) Per phase stator inductance, X, (Q) Per phase magnetizing inductance, XM (Q) Per phase rotor inductance, X2 (2) 50 Y 0.25 0.4 15 0.4 The motor develops its full-load induced torque at a slip of 0.05 when operating at 50HZ and 415V. If the core loss, Pcores mechanical loss, Pr&w and stray loss, Pmisc are negligible, determine the following: i) Rotor resistance, R2. (Hint: use Thevenin equivalent approach) ii) Maximum slip, Smax - iii) Maximum torque, Tmax . iv) Rotor speed, @m at maximum torque condition. v) Starting torque, Tstart .
A 110-V shunt generator has a full-load current of 100 A, shunt fieldresistance of 55 Ω and constant losses of 500 W. If F.L. efficiency is88%, find armature resistance. Assuming voltage to be constant at 110 V,calculate the efficiency at half F.L. And at 50% overload. Find the loadcurrent. Write the answer neatly.
Plz solve step by step. Thanks in advance.
Please, quickly
Plot the relation between( T & I dc) for de motor (prime mover), which is used to obtain the value of torque (T) at each value of (I dc).