3. Find total real power, reactive power and apparent power of the 3 phase load of figure 1. 4. The Y-Y system in 'Fig. Question 4' has a balanced load and a line impedance Zine = 40+j 2002. If the line voltage at the generator is 16,000 V and the total power delivered to the load is 1200 kW at 80 A, determin each of the following: a. The magnitude of each phase voltage of the generator. b. The magnitude of the line currents. c. The total power delivered by the source. d. The power factor angle of the entire load "seen" by the source. EAN 40° e. The magnitude and angle of the current lif EAN f. The magnitude and angle of the phase voltage Van. g. The impedance of the load of each phase in rectangular coordinator. EAR=125 V 20° EC-125 V2+120° 20 2 15 (2 3 2. www 30 492 www 150 2012 40 40 voo 20.0 ZISA 30 w 000 40 2012 Eu-16kV 40 www AMA 2001 voo 0000 Z₂ 4-80 A 2₁ Z₁ = Z₂=Z₁ 2₂ lagging F,

Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
Section: Chapter Questions
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3. Find total real power, reactive power and apparent power of the 3 phase load of figure 1.
4.
The Y-Y system in 'Fig. Question 4' has a balanced load and a line impedance Zline = 40+j 2002. If the line
voltage at the generator is 16,000 V and the total power delivered to the load is 1200 kW at 80 A, determine
each of the following:
a. The magnitude of each phase voltage of the generator.
b. The magnitude of the line currents.
c. The total power delivered by the source.
d. The power factor angle of the entire load "seen" by the source.
EAN 20°
e. The magnitude and angle of the current la if EAN
f. The magnitude and angle of the phase voltage Van.
g. The impedance of the load of each phase in rectangular coordinator.
EAR 125 V 2.0°
ECA125 V2+120°
Ene 125 V-120°
Figure: 1(Question 3)
20
1502
302
30
402
www
1502
20 11
40
40
voo
2002
15 (2
22
412
Eu=16KV
000
2011
40
200
www von
m
voo
40 2002
Figure: 2(Question 4)
2₂
Z₁
-80 A
Z₁=2₂=2₂
lagging F
1
Transcribed Image Text:3. Find total real power, reactive power and apparent power of the 3 phase load of figure 1. 4. The Y-Y system in 'Fig. Question 4' has a balanced load and a line impedance Zline = 40+j 2002. If the line voltage at the generator is 16,000 V and the total power delivered to the load is 1200 kW at 80 A, determine each of the following: a. The magnitude of each phase voltage of the generator. b. The magnitude of the line currents. c. The total power delivered by the source. d. The power factor angle of the entire load "seen" by the source. EAN 20° e. The magnitude and angle of the current la if EAN f. The magnitude and angle of the phase voltage Van. g. The impedance of the load of each phase in rectangular coordinator. EAR 125 V 2.0° ECA125 V2+120° Ene 125 V-120° Figure: 1(Question 3) 20 1502 302 30 402 www 1502 20 11 40 40 voo 2002 15 (2 22 412 Eu=16KV 000 2011 40 200 www von m voo 40 2002 Figure: 2(Question 4) 2₂ Z₁ -80 A Z₁=2₂=2₂ lagging F 1
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