Quadratic flow characteristic, movable blades
function quadraticFlowBlades extends Modelica.Icons.Function; input Modelica.SIunits.VolumeFlowRate q_flow; input Real bladePos; input Real bladePos_nom[:]; input Real c[:, :] "Coefficients of quadratic specific work characteristic"; input Real slope_s(unit = "(J/kg)/(m3/s)", max = 0) = 0 "Slope of flow characteristic at stalling conditions (must be negative)"; output SI.SpecificEnergy H "Specific Energy"; end quadraticFlowBlades;