Mar 17 2010
Northwest Geothermal provides wind power appliances. The Windspire wind power appliance is a cost effective plug and produce model that provides noiseless operation. This appliance is supplied with components such as generator, hinged monopole, integrated inverter and a wireless performance monitor.
The Windspire has a length of 30 feet with a total radius of 2 feet. It is available in a soft silver paint finish that is resistant to corrosion and suitable for rural and suburban applications. The wind power appliance has an overall weight of 600 pounds and produces sound level of 8.8 decibels at a wind speed of 50 miles per hour.
The wind power appliance from Northwest Geothermal generates 1,200 watts of power at a rated wind speed of 25 miles per hour. The Windspire wind power appliance generates power of 2,000 kilowatt hours annually for an average wind speed of 12 miles per hour. The cut-in and survival wind speeds of the appliance are 9 miles per hour and 100 miles per hour respectively.
The rotor of the Windspire wind power appliance is made of aircraft grade extruded aluminum and has a height of 20 feet. It operates at a speed of 500 rotations per minute and has a total swept area of 80 square feet. The Windspire wind power appliance consists of a brushless permanent magnet generator and a wireless Zigbee modem that functions as a performance monitor. Other features of this wind power appliance from Northwest Geothermal include instantaneous wind tracking, dual redundant speed control options and a grid tie inverter.