Sustainable Energy - Without the Hot Air
2.6. Solar http://www.ck12.org Figure 6.2:Average solar intensity in London and Edinburgh as a function of time of year. The ave ...
http://www.ck12.org Chapter 2. Numbers, Not Adjectives Figure 6.3:Solar power generated by a 3m^2 hot-water panel (green), and s ...
2.6. Solar http://www.ck12.org Figure 6.5 shows data to back up this number. Let’s give every person 10m^2 of expensive (20%-eff ...
http://www.ck12.org Chapter 2. Numbers, Not Adjectives huge dent in our totalenergyconsumption. To do more with PV, we need to s ...
2.6. Solar http://www.ck12.org Figure 6.8:Land areas per person in Britain. Could this flood of solar panels co-exist with the a ...
http://www.ck12.org Chapter 2. Numbers, Not Adjectives False. Theenergy yield ratio(the ratio of energy delivered by a system ov ...
2.6. Solar http://www.ck12.org b. We can grow specially-chosen plants (oil-seed rape, sugar cane, or corn, say), turn them into ...
http://www.ck12.org Chapter 2. Numbers, Not Adjectives green stuff. That’s 3000m^2 per person devoted to bio-energy. This is the ...
2.6. Solar http://www.ck12.org Figure 6.12:Solar biomass, including all forms of biofuel, waste incineration, and food: 24 kWh/d ...
http://www.ck12.org Chapter 2. Numbers, Not Adjectives Figure 6.14:This figure illustrates the quantitative questions that must ...
2.6. Solar http://www.ck12.org clouds (because the intensity of the in-coming sunlight falls ten-fold). As figure 6.15 shows, th ...
http://www.ck12.org Chapter 2. Numbers, Not Adjectives ...
2.6. Solar http://www.ck12.org Figure 6.16: Average power of sunshine falling on a horizontal surface in selected locations in E ...
http://www.ck12.org Chapter 2. Numbers, Not Adjectives “single-junction” solar panel without concentrators, the Shockley–Queisse ...
2.6. Solar http://www.ck12.org 2.3 MW on average. That’s a power per unit area of 3. 8 W/m^2. Figure 6.19:A combined-heat-and-po ...
http://www.ck12.org Chapter 2. Numbers, Not Adjectives per megawatt of electricity of installed capacity running 4,000 hours a y ...
2.7. Heating and cooling http://www.ck12.org 2.7 Heating and cooling This chapter explores how much power we spend controlling t ...
http://www.ck12.org Chapter 2. Numbers, Not Adjectives this is the biggest power that a 230 volt outlet can deliver with-out the ...
2.7. Heating and cooling http://www.ck12.org TABLE2.5:(continued) Device power time per day energy per day refrigerator 0.02 kW ...
http://www.ck12.org Chapter 2. Numbers, Not Adjectives This chapter’s companion Chapter Heating II contains a more detailed acco ...
«
1
2
3
4
5
6
7
8
9
10
»
Free download pdf