انرژی بادی و توربین های بادی

                    عنوان انگلیسی:  Wind energy عنوان فارسی: انرژی بادی     تعداد صفحات متن اصلی: 39 صفحه pdf تعداد صفحات ترجمه: 72 صفحه word   W i nd is air in motion and it der ives ener gy fr om solar r adiation. About 2% of the total solar flux that r eaches the ear th’s sur face is tr ansfor med into wind ener gy due to uneven heating of the atmospher e. Dur ing daytime,  the air  over  the land mass  heats  up faster  than the air  over  the oceans.  Hot air expands and r ises while cool air fr om oceans r ushes to fill the space, cr eating local winds. At night the pr ocess  is r ever sed as the air  cools  mor e r apidly  over  land  than  water  over  off-shor e land, causing br eeze, as shown in Figur e 1.1. On a global scale low pr essur e exists near the Equator due to gr eater  heating, causin …