India is a country near the equator which means that given its geographical location, it is subject to a large amount of solar radiation throughout the year. The challenges that need to be addressed to make solar energy viable and competitive on a large scale. Commercial and non commercial energy renewable and non renewable energy conventional and non conventional energy 1. Solar projects solar program of wbsedcl in view of the growing impetus towards generation of renewable energy with particular reference to solar energy generation in the national perspective, wbsedcl have in recent time started taking initiatives for development of solar power projects. The payback has decreased, making solar energy much more attractive now than in 2003. Solar energy is the nature available source of energy. The major benefit of solar energy over other conventional power generators is that the.
Non conventional energy sources energy development. The basic building block of a pv system is the solar cell. Solar energy is the suns nuclear fusion reactions within the continuous energy generated. Solar parabolic troughs take advantage of the ability of a parabolic mirror to focus the suns rays at a specific focal point, writes george loumakis whenever the public hears about solar energy technologies, their mind. These non conventional sources are also known as renewable sources of energy. The challenge of solar energy utilization is to concentrate it. You will also discover how to tackle potential loss mechanisms in solar.
Like other renewable energy technologies, solar energy. This ener gy is sufficient to set up 20 mw solar power plant per square. Natural resources like wind, tides, solar, biomass, etc generate energy which is known as non conventional resources. Common primary energy sources are coal, oil, natural gas, and biomass such as wood. Non conventional energy is now accepted as a substitute for the conventional energy derived from fossil fuels. These include wind, solar, waves, water, etc but the issue discussed is whether these can meet the future requirement of energy. Nonconventional energy resources like sun, wind, hydro etc. Nonconventional energy sources in indians perspective. Switched hybrid energy systems can be operated in manual mode, although the increased. Solar energy can be converted into other forms of energy, such as heat and electricity.
The solar energy collected by solar cells is one of the energies which is imputed as one of the most important renewable energies in the future 1. The conventional energy sources are basically based on fossil fuels which have finite reserves in. Analysis of the impact of increased non conventional renewable. Energy is a crucial component of economic infrastructure as it is the basic input that is required to sustain the economic growth. To overcome energy shortage in india the renewable energy sources like wind energy, solar energy, geothermal energy, ocean energy, biomass energy and fuel cell technology can be used. Solar power is energy from the sun and without its presence all life on earth would end. After the two oil shocks in 1970s, which caused energy crisis, the drive for renewable energy started. This is why over the last decades attention is focused on renewable energy resources and ways to increase energy efficiency. Despite its relatively low power density, this resource could potentially satisfy the global energy demand on its own. In non conventional sector there are different sources which can be used for producing the energy.
Examples are bio energy, solar energy, wind energy and tidal energy. It is the most important of non conventional sources of energy therefore it is one of the nonpolluting energy and helps in less the greenhouse effect. While the cost of solar energy has declined rapidly in the recent past, it still remains much higher than the cost of conventional energy technologies. The economic benefits of nonconventional renewable energy in. India is also, according to area, the 7th largest country in the world. The plan presented the following energy contribution from solar energy. It does not belong to anybody and is, therefore, free. This approach has been chosen because it appears that an. Introduction everyday sun sends out tremendous amount of energy in the form of heat and radiations called solar energy. Multiple solar cells form modules called solar panels that range in output from 10 to 300 watts. This is the energy that is produced by the sunlight. Significantly the energy needs of the nation are met through conventional sources of energy. Pdf non conventional sources of energyapplications of solar.
Solar energy is on the verge of becoming a viable part of our nations energy supply, but challenges must still be overcome before it is competitive with conventional energy sources. The method of obtaining electricity from sunlight is referred to as the photovoltaic method. In this issue of consumer grid we focus on information about renewable sources of energy with emphasis on the abundant solar power to keep you abreast with. In other words, if one square meter were available for conversion of solar energy to electricity at 100% efficiency, the energy produced would be sufficient for just two or three light bulbs. Solar energy represents the largest energy input into the terrestrial system. It had two glass sheets with a total heated surface of 17 square meters. Earths orbit, the average solar radiation intensity is 67kwm2. The light has been thrown to various techniques of several nonconventional resources. Circumference of the earths equator is 40000km, thus we can calculate the energy the earth gets is up to 173,000 tw. Posted by solar energy guru filed under solar energy facts recently there have been a number of controversies around the world regarding the condition of the earth. Solar energy natural source of energy solar energy is a natural source of energy, which is renewable and sustainable that cannot be said for the traditional sources of energy.
Non conventional solar stills with energy storage element mona m. Energy resources today the greatest attention in the world is devoted to energy resources because their use is usually irreversible, but the supplies of traditional fossil fuels oil, natural gas are running out fast. In one hour the earth receives more energy from the sun than the world consume in one year. Solarsys non conventional energy private limited is a private incorporated on 20 november 2006. Some of these sources include solar energy, wind energy and tidal energy. The advantages of solar energy include its nonpolluting nature. Renewable resources provide energy in four important areas like. The photovoltaic cells are exposed to sunlight based on the form of electricity that needs to be produced. In chapter 21, which is the last chapter of the regular text, we discuss solar fuels, which allow to store solar energy on the long term in the form of chemical energy. Renewable energy is energy that is collected from renewable resources, which are naturally replenished on a human timescale, such as sunlight, wind, rain, tides, waves, and geothermal heat. Photovoltaic solar energy development and current research luxembourg.
There is a powerful relationship between the economic development and energy consumption. Under cloudy conditions, it is true that photovoltaics produce only 5 to 30 percent of their maximum output. Introduction energy generated by using wind, tides, solar, geothermal heat, and biomass including farm and animal waste is known as non conventional energy. Solar thermal heating is the result of the whole solar. It is also the most important of the non conventional sources of energy because it is nonpolluting and, therefore, helps in lessening the greenhouse effect. This is of paramount importance for load profiles e. Availability of solar energy solar energy arrives on the surface of the 48 contiguous states at the average rate of 4000kcalm2 day 1500btuft 2 day, more in the southern u. Office for official publications of the european union 2009 76 pp. Solar pv produces dc electricity and has been predominantly used in domestic applications in the past both. The utilization of solar energy as an alternative energy to overcome crisis energy, especially oil, happened since 1970s get a quite big attention from various countries all over the world.
Solar energy, fossils, power, pollution, renewable 1. Nonconventional solar energy technologies energy learning. Pdf conventional and nonconventional energy resources. Pem fuel cell 02 3337 3841 4246 4751 52108 109 1150 j conclusion and scope for future work 151. Solar energy is the suns rays solar radiation that reach the earth. Solar energy has been looked upon as a serious source of energy for many years because of the vast amounts of energy that are made freely available, if harnessed by modern technology.
Energy generated by using wind, tides, solar, geothermal heat, and biomass including farm and animal waste as well as human excreta is known as non conventional energy. The heat energy is used in solar heating devices like solar cooker, solar water heater, solar furnaces etc. The examples include solar energy, bioenergy, tidal energy and wind energy. The solar energy is the energy obtained by capturing heat and light from the sun. Solar energy has advanced greatly since 2003, when a consumers guide. All these sources are renewable or inexhaustible and do not cause environmental pollution. The world use of solar energy and wind energy is 0. Therefore other systems based on nonconventional and.
These barriers include complicated procedures for permitting and connecting systems to the grid, financing challenges, a lack of awareness of solar energy solutions among key decision makers, and a lack of trained installation contractors. Solar energy wind energy biomass energy energy from sea geothermal energy nuclear energy solar energyenergy obtained from the sun in the form of heat solar energy is the and light. Contents 2 3 4 space and water heating 6 greenhouse heating 7 solar electric photovoltaic systems 11 additional sources of information arming, particularly dairy farming, can be a very energy intensive industry. Solar energy doesnt make any contribution to global warming because solar power systems dont release carbon dioxide or any other emissions into the atmosphere. With ample sunlight, pv systems can harness energy in hot and cold climates. The scores of broken, nonfunctional and otherwise disused solar cookers and other renewableenergy gadgets which litter some villages in gujarat, among. Solar energy is the most readily available source of energy. Executive summary india has very low conventional energy resources compared to the required energy needs of its huge population and rapidly increasing economy. A number of southwestern states have high solar potential and some have renewable energy portfolio standards particularly, az, ca, nm, and nv and the potential to gain from development of their solar energy resources. Pdf electric energy plays an important role in our life.
Solar fraction is the portion of the total conventional hot water heating load delivered energy and tank standby losses provided by solar energy. Besides the development of high powerful solar cells and solar modules, the development of high ef. Conventional hydro makes up the second largest portion. In this course you will learn how photovoltaic cells convert solar energy into useable electricity. These are pollution free and hence we can use these to produce a clean form of energy without any wastage. In the 1830s, the british astronomer john herschel used a solar thermal collector box a. Western governors likely to create southwest solar. Introduction on solar energy and solar power plants. Pdf non conventional forms of renewable energy and their. This is the same ranking as in the us, but the combustible renewals are a larger fraction of the total for the world than in the us. Solar energy is a limitless source of energy which is available at no cost 1 2. Renewable energy often provides energy in four important areas.
Michel 855 described a solar thermoelectric gener solar energy ator of the hotbox type built and tested in france. The solar energy technologies program is committed to meeting these challenges and providing secure, clean energy for the future. Residential solar systems photovoltaic pv systems, or solar panel systems, convert sunlight into electricity. The other form of obtaining solar energy is through thermal technologies, which give two forms of energy tapping methods. It is classified as nongovt company and is registered at registrar of companies, mumbai. Sf is determined by the rating conditions and model outlined in the og300 standard developed by the solar rating and certification corporation srcc. The key factor in getting more efficient and cheaper solar energy panels is the advance in the development of photovoltaic cells. The issue of global warming has led to debates regarding two alternate sources of energy solar power and conventional. Alternative methods of solar energy are discussed in part v. Conventional sources of energy and nonconventional. Solar energy 315 diluted form, at a rate of about 220 wm2 see figure 31.
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