The Mini Windmill
However, in the case of mini windmill, only a small amount of power can be generated at one time and quite a few will be needed to power the complete house. Whatever may be the case, the advantages of micro windmills far exceed the disadvantages. The advantage of micro windmills is that it enables you to save a large amount of money. The windmills require very little investment to begin with and in a small amount of time pay for their own costs. Wind turbines may not be appropriate in all areas but where they can be placed, they make a real difference to their surroundings as they don need any fuel and they produce no green house gases. They obviously save you money but by selling any extra electricity back to the National Grid, you can actually make money as well.Even more, to generate electricity from these resources they need to be burned, a process which releases great amounts of pollution into the environment. However, there is a solution to these critical problems. It is called wind turbines. Wind turbines are devices that use wind power to generate electricity. The process is very simple. The blades that moved due to high speed winds hitting them would pass on this energy to move water pumping motors or motors used to run grinding machines. Wind turbines that are used to generate electricity were only developed in the twentieth century and have evolved a great deal since their invention. DC which is used to charge a battery store – this stored potential energy is ultimately utilized by routing it through an inverter that changes the low voltage direct current power into utility voltage alternating current electricity that can be used in household applications. By concentrating a lot of turbines into wind farms a substantial amount of electricity can be stored and utilized, perhaps for a whole city or town. Because the wind doesnt blow all of the time in many areas, wind turbines are used as adjuncts in hybrid configurations with many different technologies like photovoltaic panels, and diesel generators to provide a consistent source of electricity.
Source: Wind Power
