capacity grew by 23.6%[1]. Wind energy provided only 2.5% of the global electricity supply in 2010, but countries such as Denmark, Portugal, Spain, and Germany have high wind penetrations, producing 21%, 18%, 16%, and 9%
Wind power installed capacity is experiencing a rapid growth rate, as in 2010 worldwide capacity grew by 23.6%[1]. Wind energy provided only 2.5% of the global electricity supply in 2010, but countries such as Denmark, Portugal, Spain, and Germany have high wind penetrations, producing 21%, 18%, 16%, and 9%