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Chapter 3

Direct Solar Energy

/kWh]

2005

Levelized Cost of Energy [US cent

70

60

50

40

30

20

PV (residential rooftop), USD2005 PV (residential rooftop), USD2005 PV (residential rooftop), USD2005 PV (commercial rooftop), USD2005 PV (commerical rooftop), USD2005 PV (commercial rooftop), USD2005 PV (utility scale, fixed tilt), USD2005 PV (utility scale, fixed tilt), USD2005 PV (utility scale, fixed tilt), USD2005 3700 5250 6800 3500 5050 6600 2700 3950 5200

PV (utility scale, 1-axis), USD2005 PV (utility scale, 1-axis), USD2005 PV (utility scale, 1-axis), USD2005

3100 4650 6200

10

0

11%

13%

15%

17%

19%

21%

23%

25% 27% Capacity Factor [%]

/kWh]

2005

Levelized Cost of Energy [US cent

80

70

60

50

40

30

PV - residential rooftop, Discount Rate = 3% PV - residential rooftop, Discount Rate = 7% PV - residential rooftop, Discount Rate = 10% PV - commerical rooftop, Discount Rate = 3% PV - commerical rooftop, Discount Rate = 7% PV - commerical rooftop, Discount Rate = 10% PV - utility scale, fixed tilt, Discount Rate = 3% PV - utility scale, fixed tilt, Discount Rate = 7% PV - utility scale, fixed tilt, Discount Rate = 10% PV - utility scale, 1-axis, Discount Rate = 3% PV - utility scale, 1-axis, Discount Rate = 7% PV - utility scale, 1-axis, Discount Rate = 10%

20

10

0 11%

13%

15%

17%

19%

21%

23%

25% 27% Capacity Factor [%]

Figure 3.19 | Levelized cost of PV electricity generation, 2009. Upper panel: Cost of PV electricity generation as a function of capacity factor and investment cost1,3. Lower panel: Cost of

PV electricity generation as a function of capacity factor and discount rate2,3. Source: (Annex III). Notes: 1. Discount rate assumed to equal 7%. 2. Investment cost for residential rooftop systems assumed at USD2005

5,250/kW, for commercial rooftop systems at USD2005

5,050/kW, for

utility-scale fixed tilt projects at USD2005 years.

3,950/kW and for utility-scale one-axis projects at USD2005

4,650/kW. 3. Annual O&M cost assumed at USD2005

41 to 64/kW, lifetime at 25

383

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