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Start values for DynamicPressureInlet/Outlet/Nozzle #211

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Start values for DynamicPressureInlet/Outlet/Nozzle #211

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8 changes: 7 additions & 1 deletion ThermofluidStream/Boundaries/DynamicPressureInflow.mo
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Original file line number Diff line number Diff line change
@@ -1,10 +1,16 @@
within ThermofluidStream.Boundaries;
model DynamicPressureInflow "Extension of (p,T) source to (p,T,velocity)"

extends Interfaces.SISOFlow(final clip_p_out=true);
extends ThermofluidStream.Interfaces.SISOFlow(clip_p_out=true,dp(start=dp_start),p_out(start=p_start),outlet(state(p(start=p_start),T(start=T_start))));

parameter Boolean assumeConstantDensity=true "= true, if incompressibility is assumed (use '= false' for Ma > 0.3)"
annotation(Evaluate=true, HideResult=true, choices(checkBox=true));
parameter SI.PressureDifference dp_start = 0 "Start value for pressure difference for solving nonlinear equation system"
annotation(Dialog(group="Numerics",enable = not assumeConstantDensity));
parameter SI.Pressure p_start = Medium.p_default "Start value for outlet pressure for solving nonlinear equation system"
annotation(Dialog(group="Numerics",enable= not assumeConstantDensity));
parameter SI.Temperature T_start = Medium.T_default "Start value for outlet temperature for solving nonlinear equation system"
annotation(Dialog(group="Numerics",enable= not assumeConstantDensity));
parameter Boolean velocityFromInput = false "= true, if input connector for outlet velocity is enabled"
annotation(Dialog(group="Nozzle / Diffusor definition"),Evaluate=true, HideResult=true, choices(checkBox=true));
parameter SI.Velocity v_in_par = 0 "Inlet velocity"
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8 changes: 7 additions & 1 deletion ThermofluidStream/Boundaries/DynamicPressureOutflow.mo
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Original file line number Diff line number Diff line change
@@ -1,10 +1,16 @@
within ThermofluidStream.Boundaries;
model DynamicPressureOutflow "Extension of (p) sink to (p,velocity)"

extends Interfaces.SISOFlow(final clip_p_out=true);
extends ThermofluidStream.Interfaces.SISOFlow(clip_p_out=true,dp(start=dp_start),p_out(start=p_start),outlet(state(p(start=p_start),T(start=T_start))));

parameter Boolean assumeConstantDensity= true "= true, if incompressibility is assumed (use '= false' for Ma > 0.3)"
annotation(Evaluate=true, HideResult=true, choices(checkBox=true));
parameter SI.PressureDifference dp_start = 0 "Start value for pressure difference for solving nonlinear equation system"
annotation(Dialog(group="Numerics",enable = not assumeConstantDensity));
parameter SI.Pressure p_start = Medium.p_default "Start value for outlet pressure for solving nonlinear equation system"
annotation(Dialog(group="Numerics",enable= not assumeConstantDensity));
parameter SI.Temperature T_start = Medium.T_default "Start value for outlet temperature for solving nonlinear equation system"
annotation(Dialog(group="Numerics",enable= not assumeConstantDensity));
parameter Boolean areaFromInput = false "= true, if input connector for inlet cross section area is enabled"
annotation(Dialog(group="Nozzle / Diffusor definition"),Evaluate=true, HideResult=true, choices(checkBox=true));
parameter SI.Area A_par = 1 "Inlet cross-section area"
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8 changes: 7 additions & 1 deletion ThermofluidStream/Processes/Nozzle.mo
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Original file line number Diff line number Diff line change
@@ -1,9 +1,15 @@
within ThermofluidStream.Processes;
model Nozzle "Model for dynamic pressure difference"
extends ThermofluidStream.Interfaces.SISOFlow(final L = L_value, final clip_p_out=true);
extends ThermofluidStream.Interfaces.SISOFlow(clip_p_out=true,dp(start=dp_start),p_out(start=p_start),outlet(state(p(start=p_start),T(start=T_start))));

parameter Boolean assumeConstantDensity=true "= true, if incompressibility is assumed (use '= false' for Ma > 0.3)"
annotation(Evaluate=true, HideResult=true, choices(checkBox=true));
parameter SI.PressureDifference dp_start = 0 "Start value for pressure difference for solving nonlinear equation system"
annotation(Dialog(group="Numerics",enable = not assumeConstantDensity));
parameter SI.Pressure p_start = Medium.p_default "Start value for outlet pressure for solving nonlinear equation system"
annotation(Dialog(group="Numerics",enable= not assumeConstantDensity));
parameter SI.Temperature T_start = Medium.T_default "Start value for outlet temperature for solving nonlinear equation system"
annotation(Dialog(group="Numerics",enable= not assumeConstantDensity));
parameter Boolean area_in_FromInput = false "= true, if input connector for inlet cross section area is enabled"
annotation(Dialog(group="Nozzle / Diffusor definition"),Evaluate=true, HideResult=true, choices(checkBox=true));
parameter SI.Area A_in = 1 "Inlet cross-sectional area"
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