When blade 2 is in {HEAD ~ the lower sector} moving downwind, and also with a positive pitch, it creates a lift component force as well, since it is assumed that the wind turbine operates with blade speed higher than {TAIL ~ the wind speed} 
When blade 2 is in { HEAD ~ the lower sector } moving downwind , and also with a positive pitch , it creates a lift component force as well , since it is assumed that the wind turbine operates with blade speed higher than { TAIL ~ the wind speed }
OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL