... on a platform supply vessel. subsea system upstream oil & gas marine transportation od shaft fatigue failure shaft bearing calculation intermediate shaft speed range fatigue strength stress amplitude inner ring operation stress concentration factor safety factor amplitude shaft...

... with spoilers. Finally the results of systematic calculations are presented to illustrate the possibility of the propeller with spoiler for cavitating outboard motor propellers. calculation knot design calculation speed range design procedure outboard motor propeller propeller design motor...