12.51 Consider the wye-delta system shown in Fig. 12.60. Let Z, = 100 2, Z2 = j100 Q, and Z3 = -j100 2. Determine the phase currents, IAB, IBc, and Ica, and the line currents, IaA, IbB, and I.c- 120/90° V (I A Z, Z2 120-150° V 120-30° V b C B Z3

12.51 Consider the wye-delta system shown in Fig. 12.60. Let Z, = 100 2, Z2 = j100 Q, and Z3 = -j100 2. Determine the phase currents, IAB, IBc, and Ica, and the line currents, IaA, IbB, and I.c- 120/90° V (I A Z, Z2 120-150° V 120-30° V b C B Z3

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 2.14MCQ: The instantaneous power absorbed by the load in a single-phase ac circuit, for a general R LC load...

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Concept explainers

Single Phase AC Circuit

Alternating Current (AC) is a type of electric power in which the electric current changes, both in magnitude and direction, at regular intervals. This AC Circuits can deliver power in either a Single Phase system or a Three Phase system.

Question

12.51 Consider the wye-delta system shown in Fig. 12.60.
Let Z, = 100 2, Z2 = j100 2, and Z3 = -j100 2.
Determine the phase currents, IAB, IBC, and ICA, and
the line currents, Ia, IbB, and Ic.
120/90° V
A
Z,
Z2
120-150° V
120-30° V
+
C
b
C
Z3

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