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单击此处编辑母版标题样式,单击此处编辑母版文本样式,第二级,第三级,第四级,第五级,*,*,Solar energy,1,Solar energy1,Solar energy,1.,how,does,solar,energy,generate,？,2.,what,are,the,advantages,of,solar,energy,？,3.,how,can,we,make,full,use,of,solar,energy,？,4.,The,future,solar,energy,2,Solar energy1.howdoessolarener,?,Inside the sun by hydrogen fusing into,helium nuclear reactions,kept releases,enormous amounts of energy,内部氢原子发生聚变释放出巨大核能,3,?Inside the sun by hydrogen fu,As a new energy,solar energy has three,characteristics compared to conventional,energy sources:,1)the enormous amount,Solar oven,4,As a new energy,solar energy,太阳能,2)geographical universality,5,太阳能2)geographical universalit,?,there is no transport problems,particularly,in rural,remote areas.,6,?there is no transport problem,太阳能,3)non-polluting,Solar energy is a clean,source of energy,will not,cause pollution,.,7,太阳能3)non-pollutingSolar energ,But there are many limitations of,using solar energy,?,(1)dispersion(low energy density),?,(2)Instability,?,(3)Low efficiency and high cost.,8,But there are many limitations,太阳能,How can we make full use of solar energy,？,Wide range of applications of solar,Solar car,9,太阳能How can we make full use o,太阳能,Solar power station,10,太阳能Solar power station10,For example,unmanned weather stations,communication stations,television relay,stations,sun clock,power rails,black light,beacon lights,railway signals,11,For example,unmanned weather,there are solar house,solar,cookers,solar greenhouse,solar drying systems,solar,technology,in particular,these technologies used,widely in the north and,west,with remarkable,results.,12,there are solar house,solar c,Today,we have already adopted a variety,of different ways of developing its use,it,has become necessary for our daily part of,life and has greatly changed our lives.Here,is our common examples of solar energy.,13,Today,we have already adopted,California Thermal Power Plant,14,California Thermal Power Plant,Space solar power station,15,Space solar power station15,Solar Lawn Light,Solar light,Solar garden light,16,Solar Lawn LightSolar lightSo,Solar Car,17,Solar Car17,Solar Aircraft,18,Solar Aircraft18,The future solar energy,?,Solar electrical energy generation:,Solar power conversion efficiency low,(11%),cost is high.Solar thermal power,generating cost is the 5 10 times higher,than Coal-fired power,?,At present main use of solar panels is purity,silicon.To 99.9999%,19,The future solar energy?Solar,?,Organic solar cell,theory conversion efficiency,almost 100%,Researchers in the United States use extracted,from plants the proteins and phosphate chemical,compounds such as carbon nanotubes,Developed,can simulate plant photosynthesis mechanism of,self-assembling solar cells.New batteries are still,has good self-healing capability.In this way,the,solar cells photoelectric conversion efficiency,reached,40%,20,?Organic solar cell theory con,?,Theoretically speaking,the solar battery,conversion efficiency can almost 100%.,However,due to current this research is still,in the cradle.,?,Solution of solar cell formation in very low,concentrations,its conversion efficiency is,very low,also along with the further,perfecting experiment,conversion efficiency,will keep growing.,21,?Theoretically speaking,the s,22,22,23,23,?,Thank you!,24,?Thank you!24,
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