A balanced three phase circuit is characterized as follows: Y-A connected; Source voltage in the b-phase is 150<135° V; Source phase sequence is negative sequence; Line impedance is 2+j3 2/4; Load impedance is 129+j171 /. a) Draw the single phase equivalent of the a-phase. b) Calculate the a-phase line current. c) Calculate the a-phase line voltage for the three phase load. d) Total power dissipated in the three phase load.

A balanced three phase circuit is characterized as follows: Y-A connected; Source voltage in the b-phase is 150<135° V; Source phase sequence is negative sequence; Line impedance is 2+j3 2/4; Load impedance is 129+j171 /. a) Draw the single phase equivalent of the a-phase. b) Calculate the a-phase line current. c) Calculate the a-phase line voltage for the three phase load. d) Total power dissipated in the three phase load.

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

Chapter2: Fundamentals

Section: Chapter Questions

Problem 2.52P: A balanced three-phase load is connected to a 4.16-kV, three-phase, fourwire, grounded-wye dedicated...

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A balanced three phase circuit is characterized as follows:
Y-A connected;
Source voltage in the b-phase is 150<135° V;
Source phase sequence is negative sequence;
Line impedance is 2+j3 2/4;
Load impedance is 129+j171
/.
a) Draw the single phase equivalent of the a-phase.
b) Calculate the a-phase line current.
c) Calculate the a-phase line voltage for the three phase load.
d) Total power dissipated in the three phase load.

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