Space Solar Power Review Vol 12 Num 1&2. 1993

Typical characteristics of future equipment are: Peak power = 5 GW Land occupation = 120 to 170 km2 in the NASA reference case, depending on latitude Space photovoltaic field = 50 km2 Solar annual production = 40 TWh Annual equivalent nominal power operation time= 8000 hours. ENERGY SUPPLIES 2060 SCENARIO NOE Mtoe COAL OIL GAS NUCL HYDR BIOMAS WASTE GEOTH SOLAR WIND TOTAL CONS/ INHAB North America 100 200 140 70 200 110 20 60 900 2.5 Europe 80 110 85 90 160 120 5 50 700 1.5 Japan, Australia, New Zealand 75 70 45 50 40 40 20 60 400 1.6 USSR Central Europe 245 110 230 20 250 180 5 60 1100 2.1 All of the Northern countries 500 490 500 230 650 450 50 230 3100 1.9 Latin America 40 150 100 0 .340 550 20 200 1400 1.3 N Africa Middle East 10 310 300 0 10 30 0 390 1050 1.3 Africa 20 100 105 0 190 480 5 200 1100 0.6 India 300 195 350 5 100 150 0 100 1200 0.7 China 570 205 300 5 320 250 5 145 1800 1.2 Asia Oceania 360 250 345 10 190 490 20 185 1850 1.1 All of the Southern countries 1300 1210 1500 20 1150 1950 50 1220 8400 1 World total 1800 1700 2000 250 1800 2400 100 1450 11500 1.1 Table 1IC Energy supplies 2100 ENERGY SUPPLIES 2100 SCENARIO NOE Mtoe COAL OIL GAS NUCL HYDR BIOMAS WASTE GEOTH NTECH SOLAR WIND TOTAL CONS / INHAB North America 40 40 40 0 210 200 30+40 100 700 1.7 Europe 40 40 30 0 200 170 10+40 70 600 1.3 Japan, Australia, New Zealand 60 30 20 0 50 50 30+30 80 350 1.4 USSR Central Europe 60 40 60 0 340 200 30+40 100 950 1.7 All of the Northern countries 200 150 150 0 800 700 250 350 2000 1.6 Latin America 40 50 50 0 450 600 40+20 250 1500 1.2 N Africa Middle East 10 150 200 0 10 80 0+0 650 1100 1.2 Africa 20 70 80 0 270 600 10+0 500 1550 0.8 India 300 270 300 0 150 300 0+30 150 1500 0.9 China 570 150 200 0 400 300 10+20 200 1050 1.1 Asia Oceania 360 160 220 0 220 620 40+30 250 1900 1.1 All of the Southern countries 1300 850 1050 0 1500 2500 200 2000 9400 1 World total 1500 1000 1200 0 2300 3200 450 2350 12000 1.1 This type of installation obviously requires a huge and rather concentrated amount of electricity in the region as well as sufficient room to set up the reception antenna. Table III shows a comparison of these different technologies from the point of view of land occupation, peak power and annual energy characteristics.

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