Efficiency investigation of a helical turbine for harvesting wind energy
In recent times, there has been an increased interest in wind energy due to concerns about the pollution caused by burning fossil fuels and their rising prices. Most wind turbines in use today are conventional wind mills with three airfoil shaped blades arraigned around a horizontal axis. These turb...
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| Online Access: | http://hdl.handle.net/2047/d20001223 |