| 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 HeatExchanger_LMTD and HeatExchanger_NTU |
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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: Gerson B. Bicca |
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| 23 | * $Id: Sample_Simplified.mso 100 2007-01-09 14:15:56Z bicca $ |
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| 24 | *--------------------------------------------------------------------*# |
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| 25 | |
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| 26 | using "heat_exchangers/HeatExchangerSimplified.mso"; |
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| 27 | |
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| 28 | FlowSheet LMTD_Method |
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| 29 | DEVICES |
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| 30 | |
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| 31 | exchanger as HeatExchanger_LMTD; |
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| 32 | streamhot as stream_therm; |
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| 33 | streamcold as stream_therm; |
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| 34 | |
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| 35 | CONNECTIONS |
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| 36 | |
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| 37 | streamhot to exchanger.Inlet.Hot; |
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| 38 | streamcold to exchanger.Inlet.Cold; |
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| 39 | |
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| 40 | PARAMETERS |
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| 41 | PP as CalcObject (File="vrpp"); |
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| 42 | NComp as Integer; |
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| 43 | SET |
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| 44 | |
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| 45 | PP.LiquidModel = "RK"; |
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| 46 | PP.VapourModel = "RK"; |
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| 47 | PP.Components = ["water"]; |
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| 48 | NComp = PP.NumberOfComponents; |
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| 49 | |
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| 50 | # exchanger.HE.FlowDirection = "Cocurrent"; |
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| 51 | exchanger.HE.FlowDirection = "Counter"; |
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| 52 | |
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| 53 | SPECIFY |
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| 54 | |
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| 55 | exchanger.Details.A = 65.031*"m^2"; |
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| 56 | exchanger.Details.Ud = 0.75*"W/(m^2*K)"; |
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| 57 | exchanger.Details.Uc = 0.75*"W/(m^2*K)"; |
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| 58 | exchanger.PressureDrop.Hot.Pdrop = 0*"atm"; |
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| 59 | exchanger.PressureDrop.Cold.Pdrop = 0*"atm"; |
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| 60 | exchanger.Fc = 1; |
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| 61 | |
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| 62 | streamhot.F = 1000 * "kmol/h"; |
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| 63 | streamhot.T = 450 * "K"; |
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| 64 | streamhot.v = 1; |
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| 65 | streamhot.P = 1.5 * "atm"; |
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| 66 | streamhot.z = [1]; |
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| 67 | |
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| 68 | streamcold.F = 500 * "kmol/h"; |
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| 69 | streamcold.P = 1 * "atm"; |
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| 70 | streamcold.T = 350 * "K"; |
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| 71 | streamcold.v = 0; |
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| 72 | streamcold.z = [1]; |
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| 73 | |
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| 74 | OPTIONS |
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| 75 | mode = "steady"; |
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| 76 | relativeAccuracy = 1e-6; |
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| 77 | |
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| 78 | end |
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| 79 | |
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| 80 | FlowSheet NTU_Method |
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| 81 | DEVICES |
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| 82 | |
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| 83 | exchanger as HeatExchanger_NTU; |
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| 84 | streamhot as stream_therm; |
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| 85 | streamcold as stream_therm; |
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| 86 | |
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| 87 | CONNECTIONS |
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| 88 | |
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| 89 | streamhot to exchanger.Inlet.Hot; |
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| 90 | streamcold to exchanger.Inlet.Cold; |
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| 91 | |
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| 92 | PARAMETERS |
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| 93 | PP as CalcObject (File="vrpp"); |
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| 94 | NComp as Integer; |
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| 95 | SET |
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| 96 | |
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| 97 | PP.LiquidModel = "RK"; |
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| 98 | PP.VapourModel = "RK"; |
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| 99 | PP.Components = ["water"]; |
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| 100 | NComp = PP.NumberOfComponents; |
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| 101 | |
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| 102 | exchanger.HE.FlowDirection = "Cocurrent"; |
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| 103 | # exchanger.HE.FlowDirection = "Counter"; |
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| 104 | |
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| 105 | SPECIFY |
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| 106 | |
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| 107 | exchanger.Details.A = 65.031*"m^2"; |
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| 108 | exchanger.Details.Ud = 0.75*"W/(m^2*K)"; |
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| 109 | exchanger.Details.Uc = 0.75*"W/(m^2*K)"; |
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| 110 | exchanger.PressureDrop.Hot.Pdrop = 0*"atm"; |
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| 111 | exchanger.PressureDrop.Cold.Pdrop = 0*"atm"; |
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| 112 | |
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| 113 | streamhot.F = 1000 * "kmol/h"; |
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| 114 | streamhot.T = 450 * "K"; |
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| 115 | streamhot.v = 1; |
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| 116 | streamhot.P = 1.5 * "atm"; |
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| 117 | streamhot.z = [1]; |
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| 118 | |
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| 119 | streamcold.F = 500 * "kmol/h"; |
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| 120 | streamcold.P = 1 * "atm"; |
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| 121 | streamcold.T = 350 * "K"; |
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| 122 | streamcold.v = 0; |
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| 123 | streamcold.z = [1]; |
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| 124 | |
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| 125 | OPTIONS |
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| 126 | mode = "steady"; |
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| 127 | end |
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| 128 | |
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