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家园 斯坦福:新能源综合排名风能最好太阳能第二

工作介绍:

http://news-service.stanford.edu/news/2009/january7/power-010709.html

论文摘要及全文:

http://www.rsc.org/Publishing/Journals/EE/article.asp?doi=b809990c

Energy and vehicle options, from best to worst, according to Jacobson's calculations:

Best to worst electric power sources:

新能源发电领域,风能最好,集中式太阳能第二

1. Wind power 2. concentrated solar power (CSP) 3. geothermal power 4. tidal power 5. solar photovoltaics (PV) 6. wave power 7. hydroelectric power 8. a tie between nuclear power and coal with carbon capture and sequestration (CCS).

Best to worst vehicle options:

交通领域,风电-充电电池车以显著优势拔得头筹

1. Wind-BEVs (battery electric vehicles) 2. wind-HFCVs (hydrogen fuel cell vehicles) 3.CSP-BEVs 4. geothermal-BEVs 5. tidal-BEVs 6. solar PV-BEVs 7. Wave-BEVs 8.hydroelectric-BEVs 9. a tie between nuclear-BEVs and coal-CCS-BEVs 11. corn-E85 12.cellulosic-E85.

Hydrogen fuel cell vehicles were examined only when powered by wind energy, but they could be combined with other electric power sources. Although HFCVs require about three times more energy than do BEVs (BEVs are very efficient), HFCVs are still very clean and more efficient than pure gasoline, and wind-HFCVs still resulted in the second-highest overall ranking. HFCVs have an advantage in that they can be refueled faster than can BEVs (although BEV charging is getting faster). Thus, HFCVs may be useful for long trips (more than 250 miles) while BEVs more useful for trips less than 250 miles. An ideal combination may be a BEV-HFCV hybrid.

关键词(Tags): #新能源
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