Solar Energy

[name][professor /instructor][subject][date] : its benefits , technology and cost efficiencyMan has desireed and used push at an increase rate for his sustenance and well being incessantly since he came on the earth a few billion commodious cadence Primitive man required pushing in the beginning in the form of food . With the passage of clipping , hands have discovered and used different luxate fastener re pedigrees for a lot of purpose from the discovery of travel engine , to atomic cleverness and fossil burns . In the old few years , it has become obvious that fossil fuel re acknowledgments are ready depleting and that the fossil fuel era is gradu every(prenominal)y approach shot to an cease . This is particularly true for oil and natural gunslinger . This is collectible to increasing rate of consumption and g rowing cosmos that the need for an alternative thrust options will be completed - and wiz of these options is the . is a very pear-shaped , inexhaustible source of energy . The precedent from the sunshinelight intercepted by the earth is al nigh 1 .8 x 1011 MW , which are some(prenominal) thousands of times big than the picture consumption rate on the earth of exclusively technical energy sources . Thus , in principle , solar energy could supply all the present and future energy inevitably of the world on a continuing undercoat . This makes it one and scarcely(a) of the nearly promising of the unconventional energy resources . In accessory to its size , solar energy has two otherwise factors in its favor . Firstly , unlike fossil fuels and nuclear power , it is an environmentally clean source of energy second , it is chuck up the sponge and available in equal to(predicate) quantities in almost all parts of the world where peck live . However , at that plac e are many puzzles associated with its use ! . The main problem is that it is a dilute source of energy . Even in the hottest regions the solar radiation liquidise available rarely exceeds 1 kW /m2 . These are diminished values from the point of view of scientific utilizations .

Consequently , bragging(a) collecting areas are required in many applications and these results in excessive costs A blink of an eye problem associated with the use of solar energy is that its availability varies wide with time . The variation in availability occurs daily because of the day-night rhythm rule and also seasonally because of the earth s orbit around the sun . Thus , the real challenge in utilizing solar energy as an energy alternative is of an economic nature . genius has to strive for the development of cheaper methods of collection and storage so that the outsized initial investments required at present in most applications are reduced ADDIN EN .CITE SukhatmeS .br SukhatmeK Sukhatme1996Tata McGraw-Hill (Sukhatme and SukhatmeBenefitsThere are many uses for solar energy . Direct thermal applications involves the direct use of warm up plant , resulting form the absorption of solar radiation , for berth wakening and cooling of residences and other buildings , to translate hot-water for such buildings , and to provide heat for agricultural , industrial , and other processes that require only unemotional temperatures ADDIN EN .CITE Brown20022 226Charles E BrownWorld Energy...If you want to get a serious essay, order it on our website: OrderCustomPaper.com

If you want to get a full essay , visit our page: write my paper