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Introduction to Solar Power

Solar power is the main source of energy these electrons leave there position they
for the humane beings. Life on earth form a hole. When many electrons leave
cannot exist without solar energy. This the surface, this creates a negative and
energy is completely free for the human positive voltage potential similar to
beings to consume and is also that of the terminals of the battery.
environmental friendly. Solar energy is When this surface is connected with
now considered to be the biggest external devices they produce
alternative of the current source of electricity.
producing electricity. The main reason is Solar cells don't produce too much power
that sources like burning fuel, coal, gas out. These cells are connected to modules
or nuclear energy to produce electricity which form arrays. These arrays can be
is becoming expensive and also is very made up of ten or hundreds of modules
harmful to the environment. But solar each one producing a considerable amount
energy on the other hand is completely of energy. There is no restriction on the
free and very effective. We have only amount of modules; you can connect as
been able to harvest 1-3 percent of the many as you want to according to your
solar energy that comes to the earth. If need. The performance of these modules
we look at the figures we find that. depends upon the amount of sunlight,
1. The total amount of earth reserves weather condition and location of the
responsible for producing energy are panels. The energy provided by these
equivalent to only 20 days of sunlight. modules is in DC form and can only run
2. 40 minutes of sunlight if harvested small appliances but if you need more
completely can produce energy for power than an inverter is connected to
the entire planet for a time period of 1 the modules which converts this DC power
year. into AC power. Initially these cells were
3. We are only harvesting 2-3 % of this made to provide electricity in remote
energy which isn't very good. areas but now they are even used for
Solar cells or photovoltaic cells are providing electricity to residential and
used to convert solar energy into commercial areas.
electricity. These cells are basically Solar cells are also long life lasting,
made up of silicon alloys and are on having a low cost and are environmental
panels which capture energy form the sun. friendly as they don't produce a by
sunlight contains photons which when hit products. Use of solar power is also very
the surface of the cells gets reflected effective way for generating electricity.
pr absorbed, these absorbed particles are You are using natural source of energy to
the one responsible for providing you fulfill you own needs. As time will pass
with the energy. When more photons hit solar power will become the main source
the surface they allow the materials of energy for the human beings.
surface atoms to release electrons. When




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