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Shipboard Electrical Power Systems
book

Shipboard Electrical Power Systems

by Mukund R. Patel
December 2011
Intermediate to advanced content levelIntermediate to advanced
370 pages
12h 24m
English
CRC Press
Content preview from Shipboard Electrical Power Systems
Transformer 147
V
ωt
No load (open
terminals)
(a) Transformer with line breaker open and no load
Supply
Lines
V
max
v∙dt
ωt
(b) Breaker closed at V
max
instant
0
V
180°
90°
180°
v∙dt
0
(c) Breaker closed at V = 0 instant
0
ωt
Inrush current
(d) Inrush current on connecting primary coil (three cycles)
FIGURE 6.5 Magnetizing inrush current on connecting transformer to supply lines with no
load on the secondary side.
148 Shipboard Electrical Power Systems
covers twice the area compared to φ
peak1
, giving φ
peak2
= 2 φ
peak1
. Normally, the core
is designed to carry ux ...
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Publisher Resources

ISBN: 9781439828175