资源描述：
《Solar Energy太阳能英语作文》由会员上传分享，免费在线阅读，更多相关内容在教育资源-天天文库。
1、SolarEnergyName:IsabellaSchool:InnerMongoliaUniversityofScienceandTechnologyAcademicadviser:AndrewMilanekDate:2013/12/08Imagineaworldwheresunlightcanbecapturedtoproduceelectricityanywhere,onanysurface.Themakersofthin-filmflexiblesolarcellsimaginethatworldtoo.Butabigproblemhasbeentheamo
2、untofsiliconneededtoharvestalittlesunshine.Now,researchersatCaltechsaythey’vedesignedadevicethatgetscomparablesolarabsorptionwhileusingjustonepercentofthesiliconperunitareathatcurrentsolarcellsneed.TheworkwaspublishedinthejournalNatureMaterials.Inrecentyears,thesolarenergyforthebenefit
3、ofmankind'stechnologyindustryhasbecomemoreandmoredeveloped.Humanhasalonghistorytousethesolarenergy.“Chinaasearlyastwothousandyearsago,duringtheWarringStatesperiod,knowtheuseoffoursteelmirrortofocussunlightignition;useofsolarenergytodryagriculturalproducts.”Thedevelopmentofmodern,solare
4、nergyhasbecomeincreasinglywidespreaduse,whichincludestheuseofsolarenergysolarthermal,solarphotovoltaic.What’smoresolarenergywasusedbyphotochemicalandsoon.Peopleusethesolarenergyintwoways:thephotothermalconversionandthephotoelectricconversion.Atpresent,manyscientistsholdoptimisticattitu
5、deontheprospectofthesolarenergy.Therearethreereasons:（1）General:thesunshinesontheearth,whetherlandorsea,regardlessofthemountainsorislands,arefoundeverywhere,directthedevelopmentandutilization,andexploitationandtransportationneedless.(2)Sound:thedevelopmentandutilizationofsolarenergywil
6、lnotpollutetheenvironment,itisoneofthemostcleanenergy。Fortoday'sincreasinglyseriousenvironmentalpollution,itisextremelyvaluable.(3)Thegreatamount:“thesolarradiationwhichreachtheearth'ssurfaceeachyearabout130trilliontstandardcoal.Thereforethesolarenergyhasthelargestamountamongnaturesour
7、ces.”(4)constancy:accordingtoestimationatpresentabouttherateofnuclearenergyproducedthesun,theamountofhydrogenstorageissufficienttomaintainhumanforthetensofbillionsofyears,andtheearthlifeisonlyaboutbillionsofyears.Inthissense,thesolarenergycanbeinexhaustible.Ontheotherhand,wecan’tigno
