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Learn about OPPD's sustainable wind energy initiatives at the Nebraska Wind Energy Conference on November 9, 2009. Christene Bywater, P.E., Project Manager of Sustainable Energy & Environmental Stewardship, will discuss the goal of achieving 10% renewables by 2020, with around 400 MW capacity. Discover the benefits of wind energy in deferring baseload generation, reducing risks of a Renewable Energy Standard , and cutting carbon tax costs. Get insights into OPPD's Wind Projects, including the Valley Turbine, Ainsworth Wind Farm, Elkhorn Ridge Wind Farm, and upcoming developments on Interstate 80. Explore the Flat Water Wind Farm, JW Prairie Wind Power project in Richardson County, and the Substation Design featuring an underground collector system, breakers, transformers, transmission line details, and USFW & NGP precautionary measures. Stay updated on the latest approvals and negotiations for avian safety measures.
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OPPD’s Wind Development in Nebraska Nebraska Wind Energy Conference November 9, 2009 Christene Bywater, P.E.Project Manager
Sustainable Energy & Environmental Stewardship • Goal of 10% Renewables by 2020 • About 400 MW • Why? • Helps to defer baseload generation • Helps minimize the risk of a RES • Will help minimize carbon tax costs to OPPD
OPPD Wind Projects • Valley Turbine – 660kw • 10 MW from Ainsworth Wind Farm • 25 MW from Elkhorn Ridge Wind Farm • Possible new site on Interstate 80 west of Omaha
OPPD Wind Projects • 80 MW RFP • Released in Aug 2008 • Received bids in Oct 2008 • 12 Proposals • Anticipated Award on April 1, 2009 • April 1, 2009 also Transition Date from MAPP to SPP • Actual Award August 14, 2009
SPP Transition • Approvals Needed • Interconnection • Delivery • MAPP – 6 months • SPP – 2 years
Flat Water Wind Farm • 60 MW Flat Water Wind Farm • JW Prairie Wind Power • Richardson County, NE • 42% Capacity Factor • 40 GE 1.5 MW Turbines • Construction of Substation started in October, 2009 • COD is anticipated June 30, 2010
Substation Design • Site Grading Plan and Substation Ground Plan Designed by Both Parties
Substation Design • All Metering by OPPD on Our Sub Site • 34.5 kV Underground Collector System • Breakers – Both Subs • 34.5/161 kV Transformer • 40/53/66 MVA
Transmission Line Details • Line 138, Single Circuit 161 kV Transmission Line • From KS/NE border to NPPD Sub 975 in Humboldt, NE • Weathering Steel H-frame Structures • 2 New 70 ft. Substation Deadend Structures
USFW & NGP • Precautionary Measures for Migratory Birds • Asking JW Prairie for Bird Diverters on Shieldwires • Negotiations are still underway