| Vertical Axis Wind Turbines Windmill with a | | | | |
| rotation sail is the newest out there, as it | | | | The wind power |
| looks like sails on a ship once it is up and | | | | |
| running. The sails can expand or contract to | | | | Wind power is taking the energy generated |
| the changing winds. There are three sails on | | | | from the wind and using it in more productive |
| it and the speed is managed through magnetic | | | | ways. Wind turbines are a machine that can |
| counter that expands or contracts these | | | | transform the kinetic energy found in wind |
| vertical sails. It has a control unit that | | | | and convert it into mechanical energy. |
| will help to control the sails so the damage | | | | Mechanical energy works with kinetic energy |
| will be minimal. The sails might tear but the | | | | to balance into the mechanical system. When |
| frame is durable and will last through the | | | | the mechanical energy is converted into |
| storms. | | | | electricity it can be called a wind turbine. |
| | | | |
| Aerodynamic turbine is made up of airfoil | | | | Windmills Consists of four or more blades, |
| base that is designed to capture the kinetic | | | | usually short, and can wooden blades. These |
| energy flowing from an artificial current to | | | | were used to grind grain. As the winds picked |
| the center. It can utilize most of the air | | | | up it would rotate a mechanism inside |
| mass that passes through by redirecting it | | | | allowing it to run the grain through a mill |
| over the upper turbines. It can respond to | | | | crushing it. |
| wind and also rivers, creeks, oceans or other | | | | |
| free flowing water systems. | | | | The advantages of this type of wind turbine |
| | | | include stability, tallness, bendable, |
| Savonius wind turbine mills have two scoops | | | | durable and strong. The disadvantages my |
| that are used for wind conversion. Some do | | | | include cannot operate well close to the |
| come in three scoops that make it self | | | | ground, hard to transport over sea, difficult |
| starting. They look like long helicopter | | | | to install, not in big demand, there are |
| blades that are bent in a direction. This | | | | concerns with how they affect radar, |
| style and shape is to provide enough energy | | | | structural damage done with storms and wear. |
| to be adequate. | | | | |