Most ships control speed by changing engine power, but vessels with controllable pitch propellers adjust the blade angle instead. This video explains how variable pitch systems generate forward or ...
Quadcopters tend to have very poor efficency because of their high disk loading. High disk loading– that is, how much weight ...
At the SMM exhibition and conference in Hamburg, Germany, Wärtsilä is introducing its latest development of large Controllable Pitch (CP) Propellers, based on the previously known E-hub type. The new ...