A steam power
plant is a plant system to convert the prospective chemical energy in fuel
resources towards electric power energy. Steam power plant in most basic mode
contains a steam boiler and also a steam turbine generating an electrical
generator.
The steam boiler
is a unit to convert water into steam in which it is then utilized to drive
turbine blades and generator shaft. The figure 1 is simple sketch to show
working principal of steam power plant. The steam boiler is assumed as tea pot
and steam turbine is assumed as small windmill. But actually, the steam turbine
and boiler form are more complex and difficult but the figure 1 below shows same working
principle of steam power plant with the actual form.
Figure 1: Basic Sketch of Steam Power Plant |
The method of
producing electric power is really balconies and an abundance to many people
today, but the real method is simple to be known. As displayed, the generator
contains a tiny bar magnet rotating on the inside of a stationery wire coil. That
might appear an very uncomplicated matter, but this is precisely what a actual
generator contains – a magnet turning on the inside of a wire coil. Because the
magnet area issuing via the closes of the magnet mover over the spins of wire
within the stationery coil an electrical current is developed within the wire.
Through winding a big quantity of spins of wire towards a ring, the current
established in every move is included to the current established in another
spins of wire, therefore a extra strong current is generated.
The steam power
plant shown in the figure 1 isn't quite effective, in fact its effectiveness is
approximately zero. Therefore in fact a lot of designs are developed to obtain
as much power as doable produced from combustion of fuel, it's important to
generate steam power plant as efficient as possible.
The improvement
should be made to increase the efficiency of the steam power plant, it can be
done by improve boiler or turbine itself. Any modification can be carried out
the boiler system such as modify combustion method, furnace dimension,
selection of fuel, using economizer and air heater and the others.
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