| 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 valve (simplified) and valve_linear |
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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, Estefane Horn |
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| 23 | * $Id: sample_valve.mso 109 2007-01-11 22:03:27Z arge $ |
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| 24 | *--------------------------------------------------------------------*# |
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| 25 | |
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| 26 | using "pressure_changers/valve"; |
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| 27 | |
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| 28 | FlowSheet valve_Test_V |
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| 29 | # with vapour conditions |
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| 30 | PARAMETERS |
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| 31 | PP as CalcObject(Brief="Physical Properties",File="vrpp"); |
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| 32 | NComp as Integer; |
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| 33 | |
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| 34 | SET |
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| 35 | PP.Components = [ "isobutane", "benzene"]; |
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| 36 | PP.LiquidModel = "PR"; |
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| 37 | PP.VapourModel = "PR"; |
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| 38 | NComp = PP.NumberOfComponents; |
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| 39 | |
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| 40 | DEVICES |
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| 41 | v1 as valve; |
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| 42 | s1 as stream_therm; |
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| 43 | |
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| 44 | CONNECTIONS |
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| 45 | s1 to v1.Inlet; |
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| 46 | |
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| 47 | SPECIFY |
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| 48 | s1.P = 150 * "kPa"; |
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| 49 | s1.T = 281.75 * "K"; |
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| 50 | s1.z = [0.664, 0.336]; |
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| 51 | s1.v = 0.0; |
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| 52 | |
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| 53 | v1.x = 0.866; |
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| 54 | v1.Outlet.P = 148 * "kPa"; |
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| 55 | |
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| 56 | SET |
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| 57 | v1.k = 20 * "gal/min/psi^0.5"; |
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| 58 | |
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| 59 | OPTIONS |
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| 60 | relativeAccuracy = 1e-6; |
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| 61 | mode = "steady"; |
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| 62 | end |
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| 63 | |
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| 64 | FlowSheet valve_Test_L |
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| 65 | #with liquid conditions |
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| 66 | PARAMETERS |
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| 67 | PP as CalcObject(Brief="Physical Properties",File="vrpp"); |
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| 68 | NComp as Integer; |
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| 69 | |
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| 70 | SET |
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| 71 | PP.Components = [ "isobutane", "benzene"]; |
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| 72 | PP.LiquidModel = "PR"; |
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| 73 | PP.VapourModel = "PR"; |
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| 74 | NComp = PP.NumberOfComponents; |
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| 75 | |
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| 76 | DEVICES |
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| 77 | v1 as valve; |
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| 78 | s1 as stream_therm; |
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| 79 | |
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| 80 | CONNECTIONS |
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| 81 | s1 to v1.Inlet; |
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| 82 | |
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| 83 | SPECIFY |
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| 84 | s1.P = 185 * "kPa"; |
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| 85 | s1.T = 328.12 * "K"; |
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| 86 | s1.z = [0.001848, 0.9982]; |
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| 87 | s1.v = 0.0; |
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| 88 | |
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| 89 | v1.x = 0.3363; |
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| 90 | v1.Outlet.P = 183 * "kPa"; |
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| 91 | |
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| 92 | SET |
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| 93 | v1.k = 20 * "gal/min/psi^0.5"; |
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| 94 | |
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| 95 | OPTIONS |
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| 96 | relativeAccuracy = 1e-6; |
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| 97 | mode = "steady"; |
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| 98 | end |
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| 99 | |
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| 100 | FlowSheet valve_linear_Test |
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| 101 | |
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| 102 | DEVICES |
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| 103 | S1 as streamTP; |
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| 104 | V1 as valve_linear; |
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| 105 | |
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| 106 | CONNECTIONS |
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| 107 | S1 to V1.Inlet; |
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| 108 | |
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| 109 | PARAMETERS |
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| 110 | PP as CalcObject (Brief="External Physical Properties", File="vrpp"); |
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| 111 | NComp as Integer (Default= 1); |
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| 112 | |
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| 113 | SET |
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| 114 | PP.Components = ["water"]; |
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| 115 | PP.LiquidModel = "IdealLiquid"; |
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| 116 | PP.VapourModel = "Ideal"; |
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| 117 | PP.Derivatives = 0; |
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| 118 | NComp = PP.NumberOfComponents; |
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| 119 | |
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| 120 | SPECIFY |
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| 121 | S1.P = 2169.78 * "kPa"; |
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| 122 | S1.T = 394.26 * "K" ; |
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| 123 | S1.z = [1]; |
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| 124 | V1.Qv = 113.56 * "m^3/h"; |
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| 125 | V1.x = 0.5; |
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| 126 | V1.cv = 10 * "m^3/h/kPa^0.5"; |
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| 127 | |
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| 128 | OPTIONS |
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| 129 | relativeAccuracy = 1e-6; |
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| 130 | mode = "steady"; |
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| 131 | end |
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