P5.94. A delta-connected source delivers power to a delta-connected load, as shown in Figure P5.94. The rms line-to-line voltage at the source is Vabrms =440 V. The load impedance is ZA = 12 + j3. Find InA, VAB, IAB, the total power delivered to the load, and the power lost in the line. %D 1Ω +2Ω Vm [30° 12 +j2 2 ZA a B Vm/-90° Vm /150° 12 +j2 2 Figure P5.94

Power System Analysis and Design (MindTap Course List)
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Author:J. Duncan Glover, Thomas Overbye, Mulukutla S. Sarma
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Chapter2: Fundamentals
Section: Chapter Questions
Problem 2.18P: Let a series RLC network be connected to a source voltage V, drawing a current I. (a) In terms of...
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P5.94. A delta-connected source delivers power to
a delta-connected load, as shown in Figure
P5.94. The rms line-to-line voltage at the
source is Vabrms = 440 V. The load impedance
is ZA = 12 + j3. Find IaA, VAB,IAB, the total
power delivered to the load, and the power
lost in the line.
12 +j2 2
Vm 30°
12
+j2 2
ZA
a
+)
В
b.
ZA
Vm -90°
Vm /150°
1Ω
+j2 Q
Figure P5.94
15
Transcribed Image Text:P5.94. A delta-connected source delivers power to a delta-connected load, as shown in Figure P5.94. The rms line-to-line voltage at the source is Vabrms = 440 V. The load impedance is ZA = 12 + j3. Find IaA, VAB,IAB, the total power delivered to the load, and the power lost in the line. 12 +j2 2 Vm 30° 12 +j2 2 ZA a +) В b. ZA Vm -90° Vm /150° 1Ω +j2 Q Figure P5.94 15
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