Wind
The largest wind farm in Wisconsin.
Location
Glacier Hills Wind Park is located in the towns of Randolph and Scott in Columbia County.
Type of plant
Wind turbine
Initial cost
Approximately $364 million
Units
90 turbines
Year in service
2011
Net generating capacity
1.8 megawatts each – 162 megawatts total
Turbine manufacturer
Vestas Wind Systems
Turbine design
Vestas V90-1.8 MW wind turbine is a pitch-regulated, upwind turbine with active yaw and a three-blade rotor.
Total weight
Tower and turbine: 300 tons
Rotor design
Three blades constructed of fiberglass-reinforced epoxy that each consist of two airfoil shells bonded to a supporting beam.
Rotor diameter
90 meters (295 feet)
Rotor speed
14.5 rpm
Generator
An asynchronous 6-pole, 3-phase induction generator with wound rotor and full-load reactive power compensation.
Generator nominal voltage
690 volts, 3-phase
Integrated lightning protection
Protection system includes lightning receptors and conductors in the rotor blades, lightning arrestors, earth grounding and shielding
Control system
A microprocessor controls all turbine functions
Tower dimensions
Hub height: 262 feet
Weight: 171 tons
Base diameter: 13 feet
Rated power output: 1.8 MW @ 29 mph
Cut-in wind speed
9 mph
Cut-out wind speed
56 mph
Extreme gust wind speed
133 mph
Questions
Call us
Customer service: 800-242-9137 (24 hours a day)
Updated: December 2012
