Posted by: nbaground on: January 25, 2010
Solar power solar cells as well as solar heat designs; 3 fundamental types of solar panels.
Right now there are 3 primary choices of Solar energy Panels: monocrystalline, polycrystalline and amorphous solar solar cells.
1/ What are Monocrystalline solar panels?
2/ What are Polycrystalline solar power cells?
3/ What are Amorphous solar power systems?
First we make a statement about photovoltaic panels along with solar energy heater devices. Solar panels are constructed to produce electrical power, solar heating devices are developed to deliver warm water for use in houses. In this document we talk about photovoltaic panels, to generate electrical energy.
Monocrystalline solar power systems are created with monocrystalline cells. They are the most productive and costly solar systems. These solar cells are made of very pure silicon and require a complex crystal growing process. Long silicon rods are produced which are cut into slices of .2 to .4 mm thick discs or wafers that are then processed into individual cells that are wired together in the solar panel.
Polycrystalline photovoltaic systems are sometimes known as multi-crystalline solar panels, made with polycrystalline cells. They are a tad less expensive and somewhat less efficient than Monocrystalline cells since the photocells are not harvested in single crystals but in a massive block of plenty of crystals. This is what gives them that impressive shattered glass presence. Just like monocrystalline cells, they are also then sliced into wafers to produce the individual cells that make up the solar panel.
Amorphous solar panels are not truly crystals, but a tiny layer of silicon transferred on a source material such as metal or glass to make the solar panel. These Amorphous solar panels are much more inexpensive, but their energy efficiency is also much less. So more square footage is required to produce the exact same quantity of power as the Monocrystalline or Polycrystalline type of solar powered panel. Amorphous solar panels can actually be made into long sheets of roofing components to cover big areas of roofing surface area facing south.
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