Self powered Anemometer
Description:
Windmetter or so called anemometer measures wind speed up to 17 meters/s. Wind speed is measured and logged over period of 1/12 of a year and is stored for 11 months. Log can be read any time by connecting a computer to station. Anemometer is self powered from solar panel, which provides enough energy to run AVR controller. Solar panel charges battery, which can provide enough energy for 50 days.
Micro controller:
ATMega88
For more details click:
http://www.infidigm.net/projects/windmeter/