4. Aerogeneration (wind turbines)

It took several decades to build wind turbines that were silent, aesthetically pleasing and resistant to the highly capricious weather conditions . For users not connected to the grid and located in fairly windy areas, this is a cost-effective production method. Small machines ranging from 100 W to 30 kW are marketed for isolated site applications. Large-scale production (currently 200 kW to 3 MW turbines) connected to the grid becomes profitable in sufficiently...