Basic Concepts About Solar Power
40 years ago a massive construction of nuclear power plants was conducted. This made an indication of scientific and technological progress and met the needs for electricity. Today the approaches to the issue of electricity have changed. Rising attention is paid to the development of solar, wind, hydrogen energy and bio-energy. Even 15 years ago Nobel Prize winner Jaures Alferov said that if the development of alternative sources of energy allocated at least 15% of funds spent on nuclear power, there would be no need for nuclear power plant construction.
Prospective development of alternative energy today is no longer raises doubts among specialists. But the practice of wasteful funding of nuclear power is not eliminated. Sometimes it seems that those who make decisions in the field of energy, have an incomplete understanding of the possibilities of alternative sources of energy using.
Any way solar energy has been used since ancient times, but recently the cost of electricity generated by solar silicon-based semiconductor converters cost considerably more expensive than the energy obtained from conventional sources – hydro and fuel power plants. Important progress in the technology of converting solar energy into electricity has been occurred during the last decade. New semiconductor components of fast payback were developed. Their efficiency reaches 30-40%. The cost of 1 kilowatt of electricity generated by solar converters is constantly decreasing.
At the end of XX century Swiss chemists have invented solar cells on titanium dioxide and organic dyes. They can be paid off within six months. Their widespread production has already begun. There is the company in England that manufactures solar cells in the form of flexible metal-tape in rolls of 800 meters length.
One of the world’s largest solar power plants has began to work in the United States. It will be paid off in 2 years and 9 months. Several countries have developed, built or begin to run on solar power stations of various designs for hundreds of megawatts – a thermodynamic solar concentrators and steam generators, as well as semiconductor elements. Germany firm Solar Milloennium AG is building a solar power plant in China that will reach the capacity of 1000 mW till 2020,.
Most developed countries – Germany, Japan, Italy, Spain, USA and others – have adopted the programs of alternative energy development: solar, bio energy and hydrogen.
So there is really a big sense in energy source changing. Those countries that make steps in the direction of solar power plants building energization will most probably meet their needs in electricity. There is one more important point. Countries that conduct information policy concerning using the solar power for the households needs between the population will reduce their energy problems most essentially. Those countries that continue building and raising development of nuclear power stations most probably move in the wrong way and will face the most considerable energy problems in the next decades.
It is a real gift that we live in the times when the ruling elites start to realize the value of living in harmony with the nature on this planet. And solar power grants is a real case proof of it. If you want to make a switch to solar energy, please read more about how solar power grants and how exactly you can exploit these solar power grants for your living.
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good article as usual!