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8
Power Distribution
The shipboard power distribution, particularly in a cruise ship, is very much like the
land-based power distribution in a small township. The generator switchboard in the
ship works like the township substation switchyard, from where the power is distrib-
uted to all users via multiple feeders going to various parts of the township.
8.1 TYPICAL DISTRIBUTION SCHEME
Figure8.1 depicts a typical power distribution system. The township power comes
from transmission lines via a step-down substation transformer shown in the dot-
ted box, whereas the shipboard power comes from main generators located in the
dotted box. In a large ...