Transcript Twin Groves Wind Farm Bloomington Moraine McClean County

Twin Groves Wind Farm
Bloomington Moraine
McLean County, Illinois
A Strong Beginning for
Illinois Wind
Robert Nagel
[email protected]
Project Overview
• Phase 1: 120 Turbines
– As of 4/28/07: 64 Operational Turbines
• Phase 2: 120 Turbines
– Totals: 240 Turbines = 400 Megawatts = 120,000 homes
• Spans 50 square miles
– 1,500 ft from living spaces
– 500 ft from highways
– 450 ft from county roads
• $700 Million Project Cost
– About 12 year Payback period
Tools for Project Estimates
•Wind Class
•Local Wind Rose
•Site Specific
Measurements
•Turbine Details
•Economic Climate
of Illinois Electricity
Markets
http://www.iira.org/pubsnew/publ
ications/IVARDC_Reports_614.p
df
2002-2007
• Horizon Launches Idea to Landowners
– Informational Dinners & Private Meetings
• Authorize Test Towers at proposed sites
• Federal Production Tax Credit
– 1.8 cents per KWh for 10 years
• Positive Test Data
• 17 mph @ 80 m
• Capacity Factor: 35-39% means producing the rated power that
% of time
• Make some sort of electricity over 91% of the time
Vestas V-82~ 1.65 MW
• Denmark
– Blades, Nacelle, and Rotor
• Flown to Louisiana, Railed to Bloomington, Trucked to Sites
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Hub Height: 80 m
Blade Diameter: 82 m
Cut In: 7-9 mph
Cut Out: 55 mph
Active Pitch Control
Yaw Mechanism
Transmission
• New Construction
• 103 Miles Underground
Cables
• 12 Miles Surface Cables
– $1 Million per Mile
• 2 Step Up Substations
– Local Transmission
– Regional Transmission
• ComEd Lines
Down on the Farm
– Warren and Betty
• 6 Turbines
• Receive Lease Payments
– $5,100 per turbine, per year
– payments increase with Consumer Price Index Inflation
– Land Options
– Leasing: Similar to a fuel cost
– Buying: Higher Capital Cost
– Limited Liability Corporation (LLC)
Illinois
2006 Electricity Generation
16,444 GWh
2007 Electricity Generation
18,251 GWh
11% Increase
Energy Information
Administration: Table 1.6.A.
Net Generation by State by
Sector, January 2007 and 2006
http://www.eia.doe.gov/oiaf/aeo/pdf/trend_2.pdf
Political Conditions
• Renewable Portfolio Standards (RPS)
– Non-mandatory Goal of 8% in 2013
• Solar Water Heat, Solar Thermal Electric, Photovoltaics, Landfill Gas, Wind,
Biomass, Hydroelectric, CHP/Cogeneration
– 75% from Wind
Conclusions
• Pursuit Yankee Ridge
– Land Owners
– Site Specific Data
– Proximity to Grid Transmission
• Politically Encourage Wind Power
– Mandatory Renewable Portfolio Standard
– Federal Tax Reduction Credit
– Carbon Tax