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fix fogging #485

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fix fogging #485

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22 changes: 14 additions & 8 deletions MetroscopeModelingLibrary/MultiFluid/HeatExchangers/Fogging.mo
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Original file line number Diff line number Diff line change
Expand Up @@ -28,7 +28,7 @@ model Fogging
WaterSteam.Pipes.HeatLoss water_evaporation(Q_0=Q_w_0) annotation (Placement(transformation(
extent={{-10,-10},{10,10}},
rotation=270,
origin={0,-14})));
origin={0,-18})));
WaterSteam.BoundaryConditions.Sink sink_w annotation (Placement(transformation(
extent={{-10,-10},{10,10}},
rotation=270,
Expand All @@ -42,26 +42,32 @@ model Fogging
WaterSteam.Pipes.PressureCut fogging_nozzle_w(Q_0=Q_w_0) annotation (Placement(transformation(
extent={{-10,-10},{10,10}},
rotation=270,
origin={0,14})));
origin={0,32})));
FlueGases.Pipes.PressureCut pressureCut annotation (Placement(transformation(
extent={{-10,-10},{10,10}},
rotation=270,
origin={40,20})));
WaterSteam.Pipes.HeatLoss water_conduction annotation (Placement(transformation(
extent={{-10,-10},{10,10}},
rotation=270,
origin={0,8})));
equation

// Boundary Conditions
evaporative_cooling.Q = Q_fg;

// Definitions
h_vap_sat = WaterSteamMedium.dewEnthalpy(WaterSteamMedium.setSat_p(water_evaporation.P_in));
h_liq_sat = WaterSteamMedium.bubbleEnthalpy(WaterSteamMedium.setSat_p(water_evaporation.P_in));
h_liq_sat = WaterSteamMedium.bubbleEnthalpy(WaterSteamMedium.setSat_p(water_conduction.P_in));

water_evaporation.h_in = h_liq_sat;
fogging_nozzle_w.Q = Q_w;

// Parameters
x_vapor = (water_evaporation.h_out - h_liq_sat)/(h_vap_sat - h_liq_sat);

// Energy balance
water_evaporation.W + evaporative_cooling.W = 0;
water_evaporation.W + evaporative_cooling.W + water_conduction.W = 0;

// Mixing
source_fg.P_out = sink_w.P_in;
Expand All @@ -77,13 +83,13 @@ equation

connect(evaporative_cooling.C_out, C_fg_out) annotation (Line(points={{-40,0},{100,0}},
color={95,95,95}));
connect(water_evaporation.C_out, sink_w.C_in) annotation (Line(points={{-1.77636e-15,-24},{-1.77636e-15,-27.5},{8.88178e-16,-27.5},{8.88178e-16,-39}},
color={28,108,200}));
connect(fogging_nozzle_w.C_out, water_evaporation.C_in) annotation (Line(points={{-1.77636e-15,4},{-1.77636e-15,-1},{1.77636e-15,-1},{1.77636e-15,-4}}, color={28,108,200}));
connect(fogging_nozzle_w.C_in, C_water_in) annotation (Line(points={{1.77636e-15,24},{1.77636e-15,41},{0,41},{0,60}}, color={28,108,200}));
connect(water_evaporation.C_out, sink_w.C_in) annotation (Line(points={{-1.77636e-15,-28},{0,-27.5},{0,-39}}, color={28,108,200}));
connect(fogging_nozzle_w.C_in, C_water_in) annotation (Line(points={{1.77636e-15,42},{0,41},{0,60}}, color={28,108,200}));
connect(source_fg.C_out, pressureCut.C_in) annotation (Line(points={{40,39},{40,30}}, color={95,95,95}));
connect(pressureCut.C_out, C_fg_out) annotation (Line(points={{40,10},{40,0},{100,0}}, color={95,95,95}));
connect(evaporative_cooling.C_in, C_fg_inlet) annotation (Line(points={{-60,0},{-100,0}}, color={95,95,95}));
connect(fogging_nozzle_w.C_out, water_conduction.C_in) annotation (Line(points={{0,22},{0,18}}, color={28,108,200}));
connect(water_conduction.C_out, water_evaporation.C_in) annotation (Line(points={{0,-2},{0,-8}}, color={28,108,200}));
annotation (Icon(coordinateSystem(preserveAspectRatio=false), graphics={
Rectangle(
extent={{-100,60},{100,-60}},
Expand Down