February 2016
Intermediate to advanced
455 pages
12h 53m
English
Content preview from Distribution System Modeling and Analysis, 3rd Edition
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174 Distribution System Modeling and Analysis
6.3 Use Windmil for Problem 6.2.
6.4 The positive and zero sequence impedances for the line of Problem6.1 are
z j z j
+
= + = +0 0 0 0
0
. . , . .186 5968 /mile 6534 1 9 7 /mileΩ Ω
Repeat problem 6.1 using the “approximate” line model.
6.5 The line of Problem 6.1 serves an unbalanced grounded wye connected
constant impedance load of
Z Z Z
ag bg cg
= = =15/3 17/36 87 2 /25 84 0 0Ω Ω Ω, . , .
The line is connected to a balanced three-phase 13.2 kV source.
Determine
a. The load currents
b. The load line-to-ground voltages
c. The complex power of the load by phase
d. The source comp ...
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