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-rw-r--r--Simulator/Simulator/UnitOperations/AbsorptionColumn/AbsTray.mo75
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diff --git a/Simulator/Simulator/UnitOperations/AbsorptionColumn/AbsTray.mo b/Simulator/Simulator/UnitOperations/AbsorptionColumn/AbsTray.mo
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-within Simulator.UnitOperations.AbsorptionColumn;
-
-model AbsTray
- import Simulator.Files.*;
- parameter Integer Nc;
- parameter ChemsepDatabase.GeneralProperties C[Nc];
- Real P(min = 0, start = Pg);
- Real T(min = 0, start = Tg);
- Real Fvap_s[2](each min = 0, start={Fg,Fg});
- Real Fliq_s[2](each min = 0, start={Fliqg,Fliqg});
- Real xvap_sc[2, Nc](each min = 0, each max = 1, start=xvapg);
- Real xliq_sc[2, Nc](each min = 0, each max = 1, start=xliqg);
- Real Hvap_s[2](start={Hvapg,Hvapg}), Hliq_s[2](start={Hliqg,Hliqg}), Hvapout_c[Nc], Hliqout_c[Nc];
- Real x_pc[3, Nc](each min =0, each max = 0,start=xliqg);
- Real Pdew(min = 0, start =Pmax);
- Real Pbubl(min = 0, start =Pmin);
-
- Simulator.Files.Interfaces.trayConn In_Liq(Nc = Nc) annotation(
- Placement(visible = true, transformation(origin = {-50, 40}, extent = {{-10, -10}, {10, 10}}, rotation = 0), iconTransformation(origin = {-50, 40}, extent = {{-10, -10}, {10, 10}}, rotation = 0)));
- Simulator.Files.Interfaces.trayConn Out_Liq(Nc = Nc) annotation(
- Placement(visible = true, transformation(origin = {-50, -40}, extent = {{-10, -10}, {10, 10}}, rotation = 0), iconTransformation(origin = {-50, -40}, extent = {{-10, -10}, {10, 10}}, rotation = 0)));
- Simulator.Files.Interfaces.trayConn Out_Vap(Nc = Nc) annotation(
- Placement(visible = true, transformation(origin = {50, 40}, extent = {{-10, -10}, {10, 10}}, rotation = 0), iconTransformation(origin = {50, 40}, extent = {{-10, -10}, {10, 10}}, rotation = 0)));
- Simulator.Files.Interfaces.trayConn In_Vap(Nc = Nc) annotation(
- Placement(visible = true, transformation(origin = {50, -40}, extent = {{-10, -10}, {10, 10}}, rotation = 0), iconTransformation(origin = {50, -40}, extent = {{-10, -10}, {10, 10}}, rotation = 0)));
-
- extends GuessModels.InitialGuess;
- equation
-//connector equation
- In_Liq.F = Fliq_s[1];
- In_Liq.H = Hliq_s[1];
- In_Liq.x_c[:] = xliq_sc[1, :];
- Out_Liq.F = Fliq_s[2];
- Out_Liq.H = Hliq_s[2];
- Out_Liq.x_c[:] = xliq_sc[2, :];
- In_Vap.F = Fvap_s[1];
- In_Vap.H = Hvap_s[1];
- In_Vap.x_c[:] = xvap_sc[1, :];
- Out_Vap.F = Fvap_s[2];
- Out_Vap.H = Hvap_s[2];
- Out_Vap.x_c[:] = xvap_sc[2, :];
-//Adjustment for thermodynamic packages
- x_pc[1, :] = (Fvap_s[2] .* xvap_sc[2, :] + Fliq_s[2] .* xliq_sc[2, :]) / (Fliq_s[2] + Fvap_s[2]);
- x_pc[2, :] = xliq_sc[2,:];
- x_pc[3, :] = xvap_sc[2,:];
-//Bubble point calculation
- Pbubl = sum(gmabubl_c[:] .* x_pc[1, :] .* exp(C[:].VP[2] + C[:].VP[3] / T + C[:].VP[4] * log(T) + C[:].VP[5] .* T .^ C[:].VP[6]) ./ philiqbubl_c[:]);
-//Dew point calculation
- Pdew = 1 / sum(x_pc[1, :] ./ (gmadew_c[:] .* exp(C[:].VP[2] + C[:].VP[3] / T + C[:].VP[4] * log(T) + C[:].VP[5] .* T .^ C[:].VP[6])) .* phivapdew_c[:]);
-//molar balance
- Fvap_s[1] .* xvap_sc[1, :] + Fliq_s[1] .* xliq_sc[1, :] = Fvap_s[2] .* xvap_sc[2, :] + Fliq_s[2] .* xliq_sc[2, :];
-//equillibrium
- xvap_sc[2, :] = K_c[:] .* xliq_sc[2, :];
-//raschford rice
-// xliq_sc[2, :] = ((Fvap_s[1] .* xvap_sc[1, :] + Fliq_s[1] .* xliq_sc[1, :])/(Fvap_s[1] + Fliq_s[1]))./(1 .+ (Fvap_s[1]/(Fliq_s[1] + Fvap_s[1])) .* (K[:] .- 1));
-// for i in 1:Nc loop
-// xvap_sc[2,i] = ((K[i]/(K[1])) * xliq_sc[2,i]) / (1 + (K[i] / (K[1])) * xliq_sc[2,i]);
-// end for;
-//summation equation
- sum(xliq_sc[2, :]) = 1;
- sum(xvap_sc[2, :]) = 1;
-// Enthalpy balance
- Fvap_s[1] * Hvap_s[1] + Fliq_s[1] * Hliq_s[1] = Fvap_s[2] * Hvap_s[2] + Fliq_s[2] * Hliq_s[2];
-//enthalpy calculation
- for i in 1:Nc loop
- Hliqout_c[i] = ThermodynamicFunctions.HLiqId(C[i].SH, C[i].VapCp, C[i].HOV, C[i].Tc, T);
- Hvapout_c[i] = ThermodynamicFunctions.HVapId(C[i].SH, C[i].VapCp, C[i].HOV, C[i].Tc, T);
- end for;
- Hliq_s[2] = sum(xliq_sc[2, :] .* Hliqout_c[:]) + Hres_p[2];
- Hvap_s[2] = sum(xvap_sc[2, :] .* Hvapout_c[:]) + Hres_p[3];
- annotation(
- Diagram(coordinateSystem(extent = {{-100, -40}, {100, 40}})),
- Icon(coordinateSystem(extent = {{-100, -40}, {100, 40}})),
- __OpenModelica_commandLineOptions = "");
- end AbsTray;