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Classification is Energy -- Energy Sources - Wind
Results 131 - 135 of 168
View Resource Betz Limit: Understand the Betz Limit and How It Affects Wind Turbines

Albert Betz was a german physicist who in 1919 concluded that no wind turbine can convert more than 16/27 (59.3%) of the kinetic energy of the wind into mechanical energy turning a rotor. To this day...

http://www.reuk.co.uk/Betz-Limit.htm
View Resource Evaluation of Global Wind Power and Interconnected Wind Farms

The world wind power potential is evaluated in this study. Wind speeds are calculated at 80 m, the hub height of modern, 77-m diameter, 1500 W turbines. Since relatively few observations are...

http://adsabs.harvard.edu/abs/2005AGUFM.A12C..01A
View Resource Bergey Windpower Co.-

Wind Power retailer, Norman , OK. Many details about costs, siting, and payback.

http://www.bergey.com/
View Resource No Batteries Required: Grid-Direct PV, Wind & Hydro-Electric Systems

It’s easier and cheaper than ever to install a PV, wind, or microhydro system at your home. The secret? Grid-direct batteryless inverters. Become an online member to view article.

http://www.homepower.com/article/?file=HP126_pg48_Butler
View Resource Utility Scale Wind Energy and Sound

Virtually everything with moving parts will make some sound and wind turbines are no exception. However, well-designed utility scale wind turbines are generally quiet in operation and the sound...

http://awea.files.cms-plus.com/FileDownloads/pdfs/Utility-Sc...
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