How does solar energy work? We got the answer.

14/08/2013 18:49
Climate change is not the only concern that's causing the world to think green and take up environmentally friendly ways. There's another significant issue which is the growing expense of power. With the pace at which energy is being consumed, there'll be a day when energy sources would end up being exhausted. The apprehended deficiency of energy in future is resulting in the power prices to raise. It means that many individuals are considering alternative solutions of inexpensive energy. One of the best sustainable energy source in today’s world is solar energy.

Sun light consists of energy and whenever this sun light strikes an object, the energy turns into heat. Whenever sunlight hits selected elements the energy turns into an electric current, and this can be utilized as another energy source. The type of material which is used in capturing the sunlight is called “Solar cells”.

Solar cells are being used to build solar panels. Solar panels can be found in various types and sizes depending on what you require. Old school solar panels are created out of large crystals made from silicon. Whenever light hits the silicon, the electrons within the crystal rise up and move when open to light to generate heat, which is then altered into electricity. Silicon converts a great deal of sun light to electrical power, though the crystals cost far too much to produce.

Nowadays, you can find smaller sized, cheaper crystals for instance copper-indium-gallium selenide that can be molded into flexible films referred to as “thin-film solar cells”. Thin-film solar cells can't contend with silicon in turning sun-light into power.
There's lots of other various type of solar cells obtainable in today’s market for example poly-crystalline panels, mono-crystalline and also amporphous. Each of these have their own positives and negatives. Typically the most popular at this time are poly-crystalline panels because the efficiency is good as well as the cost to produce these.

The power efficiency of a crystalline silicon cell is within the 22 to 23% range. This means they will convert as much as 23% of the light into electricity. The cost to manufacture large volumes of solar panels is incredibly expensive which explains why the total solar production is low.

Simple products such as lights, security lights, fairy lights have all been converted to be operated by solar energy. Despite the fact that most of these solar lights are a little bit more expensive, they’ll certainly help you save money in the long term. They're great products which everyone should be looking for.

In today’s community we must produce alternative energy sources sources immediately and stop being reliant on burning fossil fuels. There are many penalties to this therefore we need to quit now.