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 | * Sample file for model tray |
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17 | *-------------------------------------------------------------------- |
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18 | * |
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19 | * This sample file needs VRTherm DEMO (www.vrtech.com.br) to run. |
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20 | * |
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21 | *---------------------------------------------------------------------- |
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22 | * Author: Paula B. Staudt |
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23 | * $Id: sample_tray.mso 461 2008-02-15 15:00:49Z paula $ |
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24 | *--------------------------------------------------------------------*# |
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25 | using "stage_separators/tray"; |
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26 | |
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27 | FlowSheet tray_Test |
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28 | PARAMETERS |
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29 | PP as Plugin(Brief="Physical Properties", |
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30 | Type="PP", |
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31 | Components = [ "n-pentane", "benzene"], |
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32 | LiquidModel = "PR", |
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33 | VapourModel = "PR" |
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34 | ); |
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35 | NComp as Integer; |
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36 | |
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37 | SET |
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38 | NComp = PP.NumberOfComponents; |
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39 | |
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40 | VARIABLES |
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41 | deltaP as pressure; |
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42 | phiL as Real; |
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43 | |
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44 | DEVICES |
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45 | t1 as tray; |
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46 | feed as source; |
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47 | inL as liquid_stream; |
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48 | inV as vapour_stream; |
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49 | |
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50 | CONNECTIONS |
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51 | feed.Outlet to t1.Inlet; |
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52 | inL to t1.InletL; |
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53 | inV to t1.InletV; |
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54 | |
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55 | EQUATIONS |
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56 | deltaP = t1.InletV.P - t1.OutletV.P; |
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57 | phiL = t1.ML*t1.vL / t1.V; |
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58 | |
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59 | SPECIFY |
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60 | feed.Outlet.F = 113.4 * 'kmol/h'; |
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61 | feed.Outlet.T = 291 * 'K'; |
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62 | feed.Outlet.P = 1.66 * 'atm'; |
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63 | feed.Outlet.z = [0.5, 0.5]; |
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64 | |
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65 | inL.P = 165 * 'kPa'; |
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66 | inL.T = 310 * 'K'; |
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67 | inL.F = 61.99 * 'kmol/h'; |
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68 | inL.z = [0.1641, 0.8359]; |
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69 | |
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70 | inV.P = 150 * 'kPa'; |
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71 | inV.T = 321 * 'K'; |
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72 | inV.z = [0.0584, 0.9416]; |
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73 | |
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74 | t1.Emv = 1; |
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75 | t1.OutletV.F = 147.1 * 'kmol/h'; |
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76 | |
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77 | SET |
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78 | t1.V = 4 * 'ft^3'; |
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79 | t1.Ah = 0.394 * 'ft^2'; |
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80 | t1.lw = 20.94 * 'in'; |
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81 | t1.hw = 0.125 * 'ft'; |
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82 | t1.Q = 0 * 'kW'; |
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83 | t1.beta = 0.6; |
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84 | t1.alfa = 4; |
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85 | t1.Ap = 3.94 * 'ft^2'; |
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86 | |
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87 | INITIAL |
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88 | t1.OutletL.T = 320 *'K'; |
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89 | t1.Level = 1.2 * t1.hw; |
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90 | t1.OutletL.z(1) = 0.5; |
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91 | |
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92 | OPTIONS |
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93 | InitialFile = "/home/paula/tray_Test.rlt"; |
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94 | TimeStep = 10; |
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95 | TimeEnd = 100; |
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96 | end |
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97 | |
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98 | FlowSheet packedStage_BilletSchultes_Test |
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99 | PARAMETERS |
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100 | PP as Plugin(Brief="Physical Properties", |
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101 | Type="PP", |
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102 | Components = [ "isobutane", "n-pentane", "propylene", |
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103 | "benzene", "isobutene" ], |
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104 | LiquidModel = "PR", |
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105 | VapourModel = "PR" |
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106 | ); |
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107 | NComp as Integer; |
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108 | |
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109 | SET |
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110 | NComp = PP.NumberOfComponents; |
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111 | |
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112 | VARIABLES |
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113 | deltaP as Real (Unit='atm/m'); |
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114 | |
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115 | DEVICES |
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116 | t1 as packedStage_BilletSchultes; |
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117 | feed as source; |
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118 | inL as liquid_stream; |
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119 | inV as vapour_stream; |
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120 | |
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121 | CONNECTIONS |
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122 | feed.Outlet to t1.Inlet; |
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123 | inL to t1.InletL; |
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124 | inV to t1.InletV; |
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125 | |
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126 | EQUATIONS |
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127 | deltaP = (t1.InletV.P - t1.OutletV.P)/t1.hs; |
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128 | |
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129 | SPECIFY |
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130 | feed.Outlet.F = 0 * 'kmol/h'; |
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131 | feed.Outlet.T = 300 * 'K'; |
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132 | feed.Outlet.P = 1 * 'atm'; |
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133 | feed.Outlet.z = 1/NComp; |
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134 | |
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135 | inL.F = 7121 * 'kmol/h'; |
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136 | inL.P = 2.22 * 'atm'; |
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137 | inL.T = 297.6 * 'K'; |
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138 | inL.z = [0.226, 0.425, 0.035, 0.025, 0.289]; |
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139 | |
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140 | inV.F = 175.3 * 'kmol/h'; |
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141 | inV.P = 2.3062 * 'atm'; |
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142 | inV.T = 308.3 * 'K'; |
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143 | inV.z = [0.265, 0.233, 0.150, 0.014, 0.338]; |
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144 | |
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145 | #t1.OutletV.F = 177.9 * 'kmol/h'; |
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146 | |
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147 | SET |
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148 | #Metal Pall Ring - nominal packing size 50 mm - Billet and Schultes, 1999. |
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149 | t1.Q = 0 * 'kW'; |
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150 | t1.Ap = 0.2 * 'm^2'; #0.8 * 'm^2'; |
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151 | t1.V = 0.2 * 'm^2' * 0.1 * 'm';#0.8 * 'm^2' * 0.4 * 'm'; |
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152 | t1.ds = 0.5 * 'm'; #1.009 * 'm'; |
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153 | t1.Cpo = 0.763; |
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154 | t1.e = 0.951; |
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155 | t1.a = 112.6 * 'm^2/m^3'; |
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156 | t1.hs = 0.1 * 'm'; #0.4 * 'm'; |
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157 | |
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158 | INITIAL |
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159 | t1.OutletL.T = 280 *'K'; |
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160 | t1.ML = 0.01 * 'kmol'; |
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161 | t1.OutletL.z([1:4]) = [0.286, 0.203, 0.148, 0.006]; |
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162 | |
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163 | OPTIONS |
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164 | #NLASolver(File="nlasolver"); |
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165 | #InitialFile = "packedStage_BilletSchultes_Test.rlt"; |
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166 | TimeStep = 2; |
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167 | TimeEnd = 50; |
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168 | end |
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