Function that returns the ThickEdgedOrifice.Geometry for a circular cross section of the orifice.
function circular import Modelica.Constants.pi; input SI.Diameter diameter "Inner diameter of circular orifice" annotation( Dialog); input SI.Diameter venaDiameter "Diameter of vena contraction" annotation( Dialog); input SI.Length venaLength "Length of vena contraction" annotation( Dialog); output ThickEdgedOrifice.Geometry geometry "Geometry of circular thick edged orifice"; end circular;