ABSTRACT
From basic calculus, a differential unit of area in a cylindrical coordinate system can be expressed as
where the value of r varies continuously from the blade hub to the tip, and the angular coordinate, 0, varies from zero to 21t.
From basic calculus, a differential unit of area in a cylindrical coordinate system can be expressed as
where the value of r varies continuously from the blade hub to the tip, and the angular coordinate, 0, varies from zero to 21t.