Wind powerWind power

A clean powersuply

• A wind powerplant Doesn’t let out any carbon oxide in the air.

• Classed as green energy

Wind energy

• 7% of the energy production• 3000 in sweden• Structure• Needs 3-4m/s• Stops at 25m/s • The alternator generates electricity• Transformator increases the voltage• Great development• 2MW

Cheap

• Easy and cheap to Build if you compare to other powerplants

History

• Has been used as sails,pumps and devices• The first windmill in 900 A.C.• Start to grows 1970• 1983, the first windpower station in Sweden

Some pros an cons

•Pros • Green energy source • It’s renewable• Low opperational cost

•Cons• Can be a threath to wildlife• Noise

Windpower offshore

• Wind is blowing more• Generate more energy, 25%• Possible to build bigger• Expensive and difficault• Long cables• Enough for 1500 houses

Denmark and Wind power

Windpark outside Copenhagen

Sources

• http://energyinformative.org/wind-energy-pros-and-cons/

• (http://en.wikipedia.org/wiki/Wind_power)

Private Wind-Mills

• http://www.windpower.se/