| Photovoltaic System
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| | dependency on fossil fuel power plants"
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| As people search for alternatives to
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| | and electricity costs are reduced for
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| fossil fuel energy, solar energy emerges
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| | owners of photovoltaic systems.
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| as one of the cleanest and most practical
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| | This is called net-metering, the
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| sources of electricity. Solar panels can
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| | specifics depend on your location and
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| be installed on rooftops or any area that
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| | utility company. A disadvantage of these
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| receives a lot of sunshine. The solar
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| | grid connected systems is that there
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| panels consist of a photovoltaic system
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| | invertors disconnect in case of a power
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| that converts the energy of the sun into
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| | faillure. This is a quite logical demand
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| electricity. The word Photovoltaic is a
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| | from the utility companies point of view.
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| conjuction of the old Greek word "Photon"
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| | Their engineers have to know for sure
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| meaning light and Volt, the force that
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| | that the grid they are working on is
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| makes electrons move
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| | really dead. But from our point of view
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| Photovoltaic systems have existed since
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| | it can be a nuicance. The solution is a
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| the 1950s but only in recent years has
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| | grid connected system with battery
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| the technology matured to the point of
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| | backup.
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| making it a viable alternative to power
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| | Photovoltaic cells produce electricity by
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| utilities. Indeed, most solar systems do
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| | using specially treated materials such as
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| not replace the utility company instead
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| | silicon that convert light into power.
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| they work in conjunction with it to
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| | They can be of almost any size and are
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| produce extra electricity that can be fed
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| | suitable for providing electricity for
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| back into the grid.
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| | small items such as calculators or
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| One of the main problems with solar power
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| | watches right up to complete industrial
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| is storing it for use during non-daylight
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| | complexes. Because they can be wired
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| hours. Batteries can be used but they
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| | together, an array of solar cells can
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| are expensive and have a limited life
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| | produce enough electricity for
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| span. As an alternative, excess solar
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| | residential or commercial needs.
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| electricity can be fed back to the power
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| | The main requirement, of course, is
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| utility company for a credit, and then
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| | sunlight. This makes solar power most
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| power can be drawn when needed. In a
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| | practical for southern areas such as
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| sense, the utility company becomes the
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| | California and Arizona. But it can also
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| storage device.
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| | be used in more northerly areas as a
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| Most municipalities have legislation
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| | backup power system. As the technology
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| requiring power utility companies to
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| | advances, photovoltaic cells are able to
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| accept electricity produced by solar
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| | produce usable amounts of electricity
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| panels or wind turbines. This system
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| | even in low light conditions.
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| benefits everyone "there is less
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