khattab
11-07-2004, 03:58 AM
i have a problem in my master which is to estimate the power required for a vessel
i have measured the drag force on a model without a propeller on it i want to deduce the hull efficency thrust deduction factor for twin propeller design
i have measured the drag force on a model without a propeller on it i want to deduce the hull efficency thrust deduction factor for twin propeller design