But alas there are downsides to wind energy as well.
Disadvantages of wind energy wikipedia.
Vawts do not need to be pointed into the wind which.
This arrangement allows the generator and gearbox to be located close to the ground facilitating service and repair.
Wind power capacity has expanded quickly to 336 gw in june 2014 and wind energy production was about 4 of total worldwide electricity usage and growing fast.
The smallest turbines are used for applications such as battery charging for auxiliary power for boats or caravans or to power traffic warning signs.
If only these advantages were present without any disadvantages to sour the deal no other energy source would be used.
Renewable electricity production from sources such as wind power and solar power is sometimes criticized for being variable or intermittent however the international energy agency has stated that its significance depends on a range of factors such as the penetration of the renewables concerned.
For a wind turbine to produce energy there must be wind.
Policy makers often debate the constraints and opportunities of renewable energy.
Wind turbines are manufactured in a wide range of vertical and horizontal axis.
Wind power is the conversion of the energy in wind into a more useful form of energy like electricity.
Wind farms consist of many individual wind turbines which are connected.
A vertical axis wind turbines vawt is a type of wind turbine where the main rotor shaft is set transverse to the wind but not necessarily vertically while the main components are located at the base of the turbine.
Wind however varies greatly over time with storms and calms.
It is a renewable source of energy that helps to cut down on the pollution of earth s air.