Wind Energy in the Georgia
Transcript of Wind Energy in the Georgia
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“Class 3” Turbines
• Taller towers (80-100m) • Longer blades (~50m) • Advanced design/
materials
GE 100-1.6 MW 7.5 m/s wind = 53% CF
Levelized Cost of Wind
WIND AND WATER POWER PROGRAM
Wind PPA Prices Generally Have Been Falling Since 2009 and Now Rival Previous Lows Set a Decade Ago (this despite the trend to lower-quality wind resource sites)
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PPA�Execution�Date
�Interior�(14,802�MW,�173�contracts)�West�(6,835�MW,�68�contracts)�Great�Lakes�(2,356�MW,�33�contracts)�Northeast�(855�MW,�20�contracts)�Southeast�(268�MW,�6�contracts)
Levelized
�PPA
�Price�(2
012�$/MWh)
75�MW
150�MW
Lawrence Berkeley National Lab, 2012 Wind technologies Market Report, 2013
High Value Wind Resources
Southern Alliance for Clean Energy, Sea Power, 2013
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Southern Alliance for Clean Energy Summer 2013
33%
Avg. Capacity Factor
0.16
Hourly Correlation
0.57
Daylight Correlation (6AM-7PM)
Chart 7: Hourly offshore wind output (percentage of peak generation) and hourly Georgia Power demand load curve (percentage of peak load) by month (2006-2008)
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%Peak Load %Peak Generation
25%
Avg. Capacity Factor
0.32
Hourly Correlation
0.40
Daylight Correlation (6AM-7PM)
29%
Avg. Capacity Factor
0.38
Hourly Correlation
0.29
Daylight Correlation (6AM-7PM)
Questions?
Simon Mahan Renewable Energy Manager
Southern Alliance for Clean Energy