A three-phase, 480 V, six-pole, Y-connected, 60 Hz, 10 kW induction motor is driving a constant torque load of 60 Nm. The parameters of the motor are: R; = 0.4 N, R2= 0.50, Xeq = 40, N1 / N2 = 2 Calculate the following: a. Motor torque. b. Motor current c. Starting torque d. Starting current

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 12.4P
icon
Related questions
Question
D4.
Note: that given R2 = 0.5 ohm is the actual rotor resistance, R2 referred to the stator side is
2 ohms.
Please have work reflect given solutions to receive thumbs up. Thanks! a. T= 60NM, b. I =
8.878A, c. Tst = 168.52 Nm, d. Ist = 59.4A, e. V'i=88.4V, Vi=44.2V, Vi L-L = 76.5566V, La T
= 60 Nm, fb 12'= 11.9194 A using Vi’, f.c T2st(new)=144.581 Nm, f.d I2st(new)= 40.4583A,
g. Pr=2.4592e+3 W. Part h. can be ignored.
A three-phase, 480 V, six-pole, Y-connected, 60 Hz, 10 kW induction motor is driving a constant torque
load of 60 Nm. The parameters of the motor are:
Ri-0.4 Ω, Re 0.5Ω , Xo4Ω, Ν/N = 2
Calculate the following:
a. Motor torque.
b. Motor current
c. Starting torque
d. Starting current
Transcribed Image Text:Note: that given R2 = 0.5 ohm is the actual rotor resistance, R2 referred to the stator side is 2 ohms. Please have work reflect given solutions to receive thumbs up. Thanks! a. T= 60NM, b. I = 8.878A, c. Tst = 168.52 Nm, d. Ist = 59.4A, e. V'i=88.4V, Vi=44.2V, Vi L-L = 76.5566V, La T = 60 Nm, fb 12'= 11.9194 A using Vi’, f.c T2st(new)=144.581 Nm, f.d I2st(new)= 40.4583A, g. Pr=2.4592e+3 W. Part h. can be ignored. A three-phase, 480 V, six-pole, Y-connected, 60 Hz, 10 kW induction motor is driving a constant torque load of 60 Nm. The parameters of the motor are: Ri-0.4 Ω, Re 0.5Ω , Xo4Ω, Ν/N = 2 Calculate the following: a. Motor torque. b. Motor current c. Starting torque d. Starting current
Expert Solution
steps

Step by step

Solved in 7 steps with 1 images

Blurred answer
Knowledge Booster
Magnetically Coupled Circuit
Learn more about
Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, electrical-engineering and related others by exploring similar questions and additional content below.
Similar questions
  • SEE MORE QUESTIONS
Recommended textbooks for you
Power System Analysis and Design (MindTap Course …
Power System Analysis and Design (MindTap Course …
Electrical Engineering
ISBN:
9781305632134
Author:
J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma
Publisher:
Cengage Learning