1 | #*------------------------------------------------------------------- |
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2 | * EMSO Model Library (EML) Copyright (C) 2004 - 2007 ALSOC. |
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3 | * |
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4 | * This LIBRARY is free software; you can distribute it and/or modify |
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5 | * it under the therms of the ALSOC FREE LICENSE as available at |
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6 | * http://www.enq.ufrgs.br/alsoc. |
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7 | * |
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8 | * EMSO Copyright (C) 2004 - 2007 ALSOC, original code |
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9 | * from http://www.rps.eng.br Copyright (C) 2002-2004. |
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10 | * All rights reserved. |
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11 | * |
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12 | * EMSO is distributed under the therms of the ALSOC LICENSE as |
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13 | * available at http://www.enq.ufrgs.br/alsoc. |
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14 | * |
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15 | *------------------------------------------------------------------- |
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16 | * Author: Maurício Carvalho Maciel |
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17 | * $Id: mixer.mso 313 2007-07-14 16:45:55Z arge $ |
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18 | *--------------------------------------------------------------------*# |
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19 | |
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20 | using "stage_separators/flash"; |
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21 | |
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22 | Model mixer as flash_steady |
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23 | ATTRIBUTES |
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24 | Pallete = true; |
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25 | Icon = "icon/mixer"; |
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26 | Brief = "Model of a mixer"; |
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27 | Info = " |
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28 | Assumptions: |
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29 | * thermodynamics equilibrium |
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30 | * adiabatic |
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31 | |
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32 | Specify: |
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33 | * the inlet streams"; |
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34 | |
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35 | PARAMETERS |
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36 | outer NComp as Integer (Brief = "Number of chemical components", Lower = 1); |
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37 | Ninlet as Integer (Brief = "Number of Inlet Streams", Lower = 1, Default = 2); |
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38 | |
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39 | VARIABLES |
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40 | in Inlet_mixer(Ninlet) as stream (Brief = "Inlet streams"); |
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41 | out Outlet as stream (Brief = "Outlet stream"); |
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42 | out Out_int as stream (Brief = "Intermediate Outlet stream"); |
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43 | zeroQ as energy_source (Brief="No Heat rate supplied"); |
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44 | |
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45 | CONNECTIONS |
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46 | |
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47 | Out_int to Inlet; |
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48 | zeroQ.OutletQ to InletQ; |
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49 | |
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50 | EQUATIONS |
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51 | |
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52 | "Flow" |
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53 | Out_int.F = sum(Inlet_mixer.F); |
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54 | |
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55 | for i in [1:NComp] |
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56 | |
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57 | "Composition" |
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58 | Out_int.F*Out_int.z(i) = sum(Inlet_mixer.F*Inlet_mixer.z(i)); |
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59 | end |
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60 | |
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61 | "Energy Balance" |
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62 | Out_int.F*Out_int.h = sum(Inlet_mixer.F*Inlet_mixer.h); |
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63 | |
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64 | "Pressure" |
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65 | Out_int.P = min(Inlet_mixer.P); |
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66 | Out_int.P = OutletV.P; |
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67 | |
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68 | "Temperature" |
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69 | Out_int.T = OutletV.T; |
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70 | |
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71 | "Vapourisation Fraction" |
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72 | Out_int.v = vfrac; |
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73 | |
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74 | Outlet.F = Inlet.F; |
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75 | Outlet.z = Inlet.z; |
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76 | Outlet.v = Inlet.v; |
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77 | Outlet.T = Inlet.T; |
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78 | Outlet.h = Inlet.h; |
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79 | Outlet.P = Inlet.P; |
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80 | |
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81 | zeroQ.OutletQ.Q = 0*'kW'; |
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82 | |
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83 | end |
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84 | |
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