first commit

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diff --git a/Nitrogen_Liquefaction_Using_Linde_Cycle_By_Mr_Abhishek_Kumar/Nitrogen_Liquefaction.mo b/Nitrogen_Liquefaction_Using_Linde_Cycle_By_Mr_Abhishek_Kumar/Nitrogen_Liquefaction.mo
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+++ b/Nitrogen_Liquefaction_Using_Linde_Cycle_By_Mr_Abhishek_Kumar/Nitrogen_Liquefaction.mo
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+package Nitrogen_Liquefaction

+model flowsheet

+  import data = Simulator.Files.Chemsep_Database;

+  parameter data.Nitrogen nit;

+  parameter Integer NOC = 1;

+  parameter data.General_Properties comp[NOC] = {nit};

+

+  model inlet

+    extends Simulator.Streams.Material_Stream;

+    extends Simulator.Files.Thermodynamic_Packages.Raoults_Law;

+  end inlet;

+

+  model compres

+    extends Simulator.Unit_Operations.Adiabatic_Compressor;

+    extends Simulator.Files.Thermodynamic_Packages.Raoults_Law;

+  end compres;

+

+  

+  model valve

+    extends Simulator.Unit_Operations.Valve;

+    extends Simulator.Files.Thermodynamic_Packages.Raoults_Law;

+  end valve;

+

+  flowsheet.inlet feed(NOC = NOC, comp = comp) annotation(

+    Placement(visible = true, transformation(origin = {-92, 52}, extent = {{-10, -10}, {10, 10}}, rotation = 0)));

+  flowsheet.inlet feed2(NOC = NOC, comp = comp) annotation(

+    Placement(visible = true, transformation(origin = {-34, 74}, extent = {{-10, -10}, {10, 10}}, rotation = 0)));

+  Simulator.Streams.Energy_Stream CD annotation(

+    Placement(visible = true, transformation(origin = {-74, 18}, extent = {{-10, -10}, {10, 10}}, rotation = 0)));

+  flowsheet.compres compres1(NOC = NOC, comp = comp, eff = 0.5) annotation(

+    Placement(visible = true, transformation(origin = {-72, 88}, extent = {{-10, -10}, {10, 10}}, rotation = 0)));

+  Simulator.Unit_Operations.Cooler cooler1(NOC = NOC, comp = comp, eff = 1, pressDrop = 0)  annotation(

+    Placement(visible = true, transformation(origin = {8, 80}, extent = {{-10, -10}, {10, 10}}, rotation = 0)));

+  flowsheet.inlet cooled_N2001(NOC = NOC, comp = comp)  annotation(

+    Placement(visible = true, transformation(origin = {66, 84}, extent = {{-10, -10}, {10, 10}}, rotation = 0)));

+  Simulator.Streams.Energy_Stream energy_Stream1 annotation(

+    Placement(visible = true, transformation(origin = {32, 58}, extent = {{-10, -10}, {10, 10}}, rotation = 0)));

+  Simulator.Unit_Operations.Rigorous_HX HX(Calculation_Method = "Cold_Fluid_Outlet_Temperature", Heat_Loss = 0, NOC = NOC, comp = comp, deltap_cold = 0, deltap_hot = 0)  annotation(

+    Placement(visible = true, transformation(origin = {-44, -24}, extent = {{-10, -10}, {10, 10}}, rotation = 0)));

+  flowsheet.inlet N2_Cold(NOC = NOC, comp = comp)  annotation(

+    Placement(visible = true, transformation(origin = {-96, -42}, extent = {{-10, -10}, {10, 10}}, rotation = 0)));

+  flowsheet.inlet N2_Hot(NOC = NOC, comp = comp)  annotation(

+    Placement(visible = true, transformation(origin = {6, -56}, extent = {{-10, -10}, {10, 10}}, rotation = 0)));

+  flowsheet.inlet cooled_N2002(NOC = NOC, comp = comp)  annotation(

+    Placement(visible = true, transformation(origin = {2, -14}, extent = {{-10, -10}, {10, 10}}, rotation = 0)));

+equation

+  connect(cooler1.outlet, cooled_N2001.inlet) annotation(

+    Line(points = {{18, 80}, {41, 80}, {41, 84}, {56, 84}}));

+  connect(cooled_N2001.outlet, HX.Hot_In) annotation(

+    Line(points = {{76, 84}, {76, 40}, {-51, 40}, {-51, -20}}));

+  connect(energy_Stream1.inlet, cooler1.energy) annotation(

+    Line(points = {{22, 58}, {8, 58}, {8, 70}}));

+ connect(N2_Hot.inlet, HX.Cold_Out) annotation(

+    Line(points = {{-4, -56}, {-4, -41.5}, {-36, -41.5}, {-36, -27}}));

+ connect(cooled_N2002.inlet, HX.Hot_Out) annotation(

+    Line(points = {{-8, -14}, {-8, -17.5}, {-36, -17.5}, {-36, -21}}));

+ connect(N2_Cold.outlet, HX.Cold_In) annotation(

+    Line(points = {{-86, -42}, {-74, -42}, {-74, -27}, {-51, -27}}));

+  connect(feed2.outlet, cooler1.inlet) annotation(

+    Line(points = {{-24, 74}, {-12, 74}, {-12, 80}, {-2, 80}}));

+  connect(compres1.outlet, feed2.inlet) annotation(

+    Line(points = {{-62, 88}, {-54, 88}, {-54, 74}, {-44, 74}}));

+  connect(compres1.energy, CD.inlet) annotation(

+    Line(points = {{-72, 78}, {-72, 43}, {-84, 43}, {-84, 18}}));

+  connect(feed.outlet, compres1.inlet) annotation(

+    Line(points = {{-82, 52}, {-70, 52}, {-70, 88}, {-82, 88}}));

+  feed.T = 300;

+  feed.P = 101325;

+  feed.vapPhasMolFrac = 1;

+  feed.totMolFlo[1] = 9.9156;

+  compres1.pressInc = 2431800;

+  cooler1.outT = 300;

+  N2_Cold.totMolFlo[1] = 28.914;

+ N2_Hot.T = 229;

+ N2_Hot.P = 101325;

+  N2_Cold.T = 77.3546;

+HX.Area = 0.27;

+HX.U=1500;

+end flowsheet;

+end Nitrogen_Liquefaction;

diff --git a/Nitrogen_Liquefaction_Using_Linde_Cycle_By_Mr_Abhishek_Kumar/Nitrogen_Liquefaction_Linde_Cycle.pdf b/Nitrogen_Liquefaction_Using_Linde_Cycle_By_Mr_Abhishek_Kumar/Nitrogen_Liquefaction_Linde_Cycle.pdf
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+++ b/Nitrogen_Liquefaction_Using_Linde_Cycle_By_Mr_Abhishek_Kumar/Nitrogen_Liquefaction_Linde_Cycle.pdf
diff --git a/Nitrogen_Liquefaction_Using_Linde_Cycle_By_Mr_Abhishek_Kumar/README.txt b/Nitrogen_Liquefaction_Using_Linde_Cycle_By_Mr_Abhishek_Kumar/README.txt
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+++ b/Nitrogen_Liquefaction_Using_Linde_Cycle_By_Mr_Abhishek_Kumar/README.txt
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+About the flowsheet
+
+Title Of The Flowsheet Project: Nitrogen Liquefaction using Linde Cycle
+Proposar Name: Mr Abhishek Kumar
+University: University of Petroleum and Energy Studies
+
+
+OpenModelica Flowsheet Project By FOSSEE, IIT Bombay