Using wind energy is not a new concept. It was being using from long past but for different purposes other than producing electricity. It was long before invention of electricity, the Chinese and Persian people used windmill for pumping water, breaking up grain and sawing lumber etc. It was long before invention of electricity.
There are mainly two types of wind turbine, namely vertical axis and horizontal axis turbine. The first wind turbine was designed as vertical axis where a number of sails attached around the vertical axes produce ration of rotor along the vertical axis of the system. The figure below shows a very old design of vertical axis wind turbine.