December 2012
Beginner
528 pages
17h 31m
English
Content preview from Introduction to Electrical Power and Power Electronics
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7
Power Distribution
The power distribution scheme for a small township starts from the township substa-
tion switchyard, from where the power is distributed to all users via multiple feeders
going to various parts of the township. A large cruise ship also has a very similar
scheme, which starts from the ship generator switchboard.
7.1 TYPICAL DISTRIBUTION SCHEME
Figure 7.1 depicts a typical power distribution system. The township power comes
from transmission lines via a step-down substation transformer shown in the dotted
box. It shows four three-phase feeders running radially from the central distribu-
tion station switchboard to various loads ...
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