Electric Machines X,X,R,R.,(1)(1)¿(1)1-sR.R.i (1)°Fig. Equivalent Circuit of IMConsider the IM circuit in Figure. A V = 150 volt, 140 Hz, seven pole, three phase IM has full loadspeed of 1750 rpm.Calculate its synchronous speed(n,), slip(s) and rotor frequency(f,).13O a. n, = 2400 rpm, s5 f, = Hz4551248O b. ns152420 грт, 8%3Dfr = Hz%3D48455O C. ns2400 трт, s —48O d. ns2400 rpm, s =13,fr455 Hz4512132450 rpm, s =450O e. ns, fr° Hz4812

The data given in the question are: V1=150V, f=140Hz, P=7, 3-ϕ, Nr=1750rpm The synchronous speed of…

Answered: R, R. ¿,(1) (1)7 R R. Fig. Equivalent…

Power System Analysis and Design (MindTap Course List)

6th Edition

ISBN:9781305632134

Author:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma

Publisher:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma

Chapter12: Power System Controls

Section: Chapter Questions

Problem 12.11P

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