Introduction to Solar Electricity

admin  -  Dec 10, 2012  -  No Comments
The sun is the source of almost all energy (except nuclear) used on Earth. Wind power, tidal energy, fossil fuels and hydroelectric plants all depend on the powerful engine that drives our solar system. The sun generates approximately 3.8 x 10 23 kilowatts, an almost inconceivable flow of energy. However

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What is a PV system?

admin  -  Dec 10, 2012  -  No Comments
PV technology produces electricity directly from electrons freed by the interaction of sunlight with a solar panel made of semiconductor material. The power provided is direct current (DC) electricity. The basic building block is known as a cell. Many cells put together are known as a module, and many modules

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Solar Energy: Getting the most of it

admin  -  Dec 10, 2012  -  No Comments
Very often there is confusion about the various methods used to harness solar energy. Energy from the sun can be categorized in two ways: (1) in the form of heat (or thermal energy), and (2) in the form of light energy. Solar thermal technologies uses the solar heat energy to

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How much electricity will a system produce?

admin  -  Dec 10, 2012  -  No Comments
The amount of power produced will depend upon how large the system is. In Lagos the average residential customer purchases 6,500 kilowatt-hours (kWh) per year. There is enough sunshine falling upon on the average home to produce this and a system can be designed to offset all electrical needs. The

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What is an Inverter?

admin  -  Sep 06, 2012  -  No Comments
There are two kinds of electricity, DC and AC. Homes that are connected to utility power use AC electricity. Flashlights, small radios and automobiles use DC electricity. In order for you to be able to use solar to operate the appliances in your home, an inverter will convert PV power

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