source: mso/sample/heat_exchangers/sampleEshell_LMTD.mso @ 69

Last change on this file since 69 was 68, checked in by gerson bicca, 16 years ago

added double pipe heat exchanger model and updated eml/heat_exchangers

File size: 1.1 KB
RevLine 
[26]1
2using "Heat_exchangers/HeatExchangerSimplified.mso";
3
4FlowSheet LMTD_Method
5
6PARAMETERS
7
[45]8PP              as CalcObject (Brief="Physical Properties",File="vrpp");
9NComp   as Integer;
[26]10       
11
12DEVICES
13exchanger       as E_Shell_LMTD;
14streamhot       as streamTP;
15streamcold  as streamTP;
[45]16
17SET
18
19PP.LiquidModel  = "PR";
20PP.VapourModel  = "PR";
21PP.Components   = ["water","n-butane", "benzene", "n-octane" ];
22NComp                   = PP.NumberOfComponents;
23
24        exchanger.HE.LMTDcorrection     = "Bowmann";
[68]25#       exchanger.HE.LMTDcorrection     = "Fakeri";
[26]26       
[45]27
[26]28CONNECTIONS
29
[45]30streamhot       to exchanger.Inlet.Hot;
[26]31streamcold      to exchanger.Inlet.Cold;
32       
33SPECIFY
34
35exchanger.Details.U                             = 210*"W/(m^2*K)";
36exchanger.PressureDrop.Hot.Pdrop        = 0.1*"kPa";
37exchanger.PressureDrop.Cold.Pdrop   = 0.2*"kPa";
[45]38
[26]39streamhot.F             = 20    * "kmol/h";
40streamhot.T             = 450     * "K";
41streamhot.P             = 120    * "kPa";
42streamhot.z             = [1,0,0,0];
[45]43
[26]44streamcold.F            = 10 * "kmol/h";
45streamcold.P            = 120 * "kPa";
46streamcold.T            = 300 * "K";   
47streamcold.z            = [0,0.5, 0.1, 0.4];
[45]48
49exchanger.Outlet.Cold.T = 330*"K";
[26]50       
51OPTIONS
[45]52 mode   = "steady";
[26]53 end
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