How to Calculate Expanded or Developed Blade Area of Propeller given Propeller Drag?
Expanded or Developed Blade Area of Propeller given Propeller Drag calculator uses Expanded or Developed blade area of a propeller = Vessel Propeller Drag/(0.5*Water Density*Propeller Drag Coefficient*Average Current Speed^2*cos(Angle of the Current)) to calculate the Expanded or Developed blade area of a propeller, The Expanded or developed blade area of propeller given propeller drag is defined as a parameter influencing the propeller drag due to the form drag of the propeller with a locked shaft. Expanded or Developed blade area of a propeller is denoted by Ap symbol.
How to calculate Expanded or Developed Blade Area of Propeller given Propeller Drag using this online calculator? To use this online calculator for Expanded or Developed Blade Area of Propeller given Propeller Drag, enter Vessel Propeller Drag (Fc, prop), Water Density (ρwater), Propeller Drag Coefficient (Cc, prop), Average Current Speed (Vc) & Angle of the Current (θc) and hit the calculate button. Here is how the Expanded or Developed Blade Area of Propeller given Propeller Drag calculation can be explained with given input values -> 2743.919 = 54/(0.5*1000*2*0.00694444444444444^2*cos(20)).