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The Grand Haven
Board of Light and Power demonstrated their Power
Town for the first time at
Lake Hills Elementary in February. Virginia Dunham and Mike Welling
clearly showed us the power and danger of electricity. Whether
it is a power line on the ground following a storm or the danger
of an electrical substation, we learned to play it safe around
electricity. Mike hooked up a 10,000 volt transformer to the
model town to show us what happens when people and objects get
too close to power lines.
We also got to see and touch some of the tools used in supplying
power to our homes, like this high voltage insulator Jonathon
Steinbach and Derek Barlass are inspecting. We learned that electricity
is made at steam, hydroelectric, and nuclear plants in Michigan.
The Grand Haven
plant burns coal to produce steam which turns a big
machine called a generator. Then high-voltage electricity is
sent over transmission lines to a substation.
Substations
can be very dangerous and Virginia told us to NEVER go near these
substations. Wearing special insulated gloves, Mike moved this
special model figure near the high-voltage substation in Power Town creating a "ground"
and completing a dangerous circuit. We also learned never to
fly kites or climb trees near power lines. Power lines take electricity
to our homes, but they can be very dangerous for even those who
work for the electric companies.
Power Town showed us that even ladders
and TV antennas can be very dangerous around the electrical lines
which connect to our homes.
Our teachers Nancy Fiore, Paul Ernst, and Kirby Chittenden
would like to thank the Grand Haven Board of Light and Power
for providing a wonderful presentation to the Lake Hills fourth
grade students. |