Biofuels, Solar and Wind as Renewable Energy Systems Benefits and Risks Episode 2 Part 6 docx

... 50 chapters in books and conference proceedings. 22 T.W. Patzek 20 00 20 20 20 40 20 60 20 80 21 00 21 20 21 40 21 60 21 80 22 00 0 20 40 60 80 100 120 140 160 180 Petroleum, EJ/Year 27 0 billion gallons ... Energy. (20 01). Energy efficiency and renewable energy network. Re- trieved October 20 , 20 02, from www.eren.doe.gov/state energy/ tech solar. cfm?s...

Ngày tải lên: 27/06/2014, 08:20

... grain 2, 69 0 kg b 2, 355 b 26 5 .27 Corn transport 2, 69 0 kg b 322 c 21 .40 d Water 15,000 L e 90 f 21 . 16 g Stainless steel 3 kg i 165 o 10 .60 d Steel 4 kg i 92 o 10 .60 d Cement 8 kg i 384 o 10 .60 d Steam ... L a 4 42 g 20 .18 Gasoline 35.7 L a 27 0 h 13. 36 LP gas 3.3 L a 25 i 1 .20 Nitrogen 3.7 kg j 59 k 2. 29 l Phosphorus 37.8 kg j 1 56 m 23 .44 n Potas...

Ngày tải lên: 06/08/2014, 04:20

... 4 86 Biofuel, 2, 57–59, 62 , 64 , 65 66 , 71– 72, 73– 76, 82 84, 85– 86, 88, 90–104, 154–1 56, 161 , 163 – 167 , 173, 184, 194–195, 1 96 20 9, 21 6, 21 8, 22 5, 22 7, 23 1, 23 2, 23 5 23 8, 24 0 24 5, 25 2, 25 4 25 6, 27 4 27 5, 28 0, ... 64 , 67 , 68 , 72, 111, 129 , 158, 164 , 166 , 187, 188, 1 92, 198, 199, 20 1, 20 4, 20 6, 20 7 20 9, 21 7, 22 5, 23 5, 23 7...

Ngày tải lên: 06/08/2014, 04:20

... Methodology 23 1 Tom Gangwer ix Biofuels, Solar and Wind as Renewable Energy Systems 2 D. Pimentel Table 1.1 Fossil and solar energy use in the U.S. and world (quads = 10 15 BTU) (USCB 20 07) Fuel ... over 20 0 papers in national and international journals and books. His research in LCA covers renewable and nonrenewable energy systems (wind, geothermal...

Ngày tải lên: 06/08/2014, 04:20

... petroleum-derived fuels will not last for very long. 22 T.W. Patzek 20 00 20 20 20 40 20 60 20 80 21 00 21 20 21 40 21 60 21 80 22 00 0 20 40 60 80 100 120 140 160 180 Petroleum, EJ/Year 27 0 billion gallons of ethanol ... grain 2, 69 0 kg b 2, 550 b 28 7. 36 Corn transport 2, 69 0 kg b 322 c 21 .40 d Water 15,000 L e 90 f 21 . 16 f Stainless steel 3 kg g 1...

Ngày tải lên: 06/08/2014, 04:20

... forest 360 800 Savanna 320 700 Cultivated land 29 0 65 0 Woodland and shrubland 27 0 60 0 Grassland 23 0 500 Lake and stream 23 0 500 Upwelling zone 23 0 – Continental shelf 160 360 Tundra and alpine ... classes Class a Area a 20 03 US NPP b HHV c 10 6 ha 10 6 tha −1 yr −1 EJ yr −1 1 Cropland +Mosaic 21 9 1484.8 25 .2 2 Pastures 123 1 42. 3 2. 4 3 Remote vegetation d 1...

Ngày tải lên: 06/08/2014, 04:20

... 5.4 1 ,60 3.00 12. 1 4,307 .65 30 .2 Feed 5,8 42. 09 50 .2 6, 140.83 46. 4 5 ,65 7.81 39.7 Food 780 .24 6. 7 829 .90 6. 3 861 .69 6. 0 HFCS 529 .75 4 .6 528 .60 4.0 530.38 3.7 Other 185 1 .6 190 .20 1.4 1 96. 52 1.4 Seed ... http://www.americanprogress. org/issues /20 07/01/pdf/rural energy. pdf 3 A Review of the Economic Rewards and Risks of Ethanol Production 67 $- $0.50 $1...

Ngày tải lên: 06/08/2014, 04:20

... purchase European Climate Exchange 4 12 24 11 22 11 23 11 21 ECX – cellulosic 5–8 4–7 4–8 4–7 Chicago Climate Exchange 4 130 25 6 80–157 81– 160 84– 167 CCX – cellulosic 48– 86 29 –53 30–54 31– 56 Cost ... per MMBtu 12. 55–15.15 12. 45–15.05 12. 70–15.30 12. 15–14.75 Subsidy per GJ 11.90–14.35 11.80–14 .25 12. 05–14.50 11.50–13.95 Subsidy as share of retail price 2 39–47% 46 56% 5...

Ngày tải lên: 06/08/2014, 04:20

... Japan and the United States. The American Economic Review, 78: 21 7 22 2. Herendeen, R. & Bullard, C. (1975). The energy costs of Goods and Services. 1 963 and 1 967 , Energy Policy, 26 8. IEA. (20 07). ... the decreasing energy returns as oil reservoirs are increasingly de- pleted and as there are increases in the energy costs as exploration and development are...

Ngày tải lên: 06/08/2014, 04:20

... Engineering 158, May 20 05, pp. 66 – 72 Trainer, F. E. (1995). Can renewable energy sources sustain affluent society? Energy Policy, Vol 23 No 12 pp. 1009–1 0 26 6 Wind Power: Benefits and Limitations 149 evidence ... 800,000 [kW]/ 12 = 66 ,700 ha, or 66 7 km 2 , or 26 km by 26 km ( 16 miles by 16 miles). That is a substantial area, the ramifications of which will be c...

Ngày tải lên: 06/08/2014, 04:20