posted: January 11, 2017 • North Dakota, Technology, Videos

Construction of Xcel Energy’s Courtenay Wind Farm, North Dakota

Author: Xcel Energy | North Dakota, Technology, Videos

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100 Vestas V100 2-MW turbines
Nearly 25,000 acres (101 km²)
22 miles of access roads
Substation transformer: 262,000 pounds
Substation increases voltage for transmission lines
17.1-mile 115-kV overhead transmission line from collection substation to interconnect substation
More than 150 miles of underground cable in 50 miles of trench
Tower base (platform) excavation depth: 9 feet
360 cubic yards of concrete, 28 tons of reinforcing steel
Tower base (bottom third): 96,000 pounds, 128 anchor bolts
Nacelle: 163,650 pounds
Hub height: 262 feet
Turbine blade: length 161 feet, weight 17,000 pounds
Total height: 426 feet
Blade diameter: 328 feet
Blade sweep area: 1.94 acres

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