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fix: Changed Vdot_n and dp to public in EmpiricalTurbine #100

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Merged
dietmarw merged 1 commit into from
Sep 2, 2026
Merged

fix: Changed Vdot_n and dp to public in EmpiricalTurbine #100

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4 changes: 2 additions & 2 deletions OpenHPL/ElectroMech/Turbines/EmpiricalTurbine.mo
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Original file line number Diff line number Diff line change
Expand Up @@ -12,11 +12,11 @@ model EmpiricalTurbine
Modelica.Blocks.Sources.RealExpression turbinePower(y=Tt*speedSensor.w) annotation (Placement(transformation(extent={{-50,20},{-80,40}})));
Modelica.Blocks.Math.Feedback lossCorrection
annotation (Placement(transformation(extent={{-50,70},{-30,90}})));
protected
SI.Pressure dp "Pressure drop";
parameter SI.VolumeFlowRate Vdot_n=P_n/(eta0*data.rho*data.g*H_n) "Nominal discharge";
protected
SI.Torque Tt "Turbine torque";
constant Real eta0=0.90 "Full load efficiency. Hard coded at the moment. Can be parametrized in the future";
parameter SI.VolumeFlowRate Vdot_n=P_n/(eta0*data.rho*data.g*H_n) "Nominal discharge";
parameter SI.Torque Tt_n=P_n/(2*C.pi*nrps_n) "Nominal turbine torque";
parameter Real NQE=4.0*H_n^(-2./3.) "Specific speed based on empirical relation";
parameter Real kappa=max(1.351-0.857*NQE,1.05);
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