source: trunk/eml/mixers_splitters/splitter.mso @ 285

Last change on this file since 285 was 269, checked in by Rafael de Pelegrini Soares, 16 years ago

Updated documentation of mixer_splitter models

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  • Property svn:keywords set to Id
File size: 2.6 KB
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1#*-------------------------------------------------------------------
2* EMSO Model Library (EML) Copyright (C) 2004 - 2007 ALSOC.
3*
4* This LIBRARY is free software; you can distribute it and/or modify
5* it under the therms of the ALSOC FREE LICENSE as available at
6* http://www.enq.ufrgs.br/alsoc.
7*
8* EMSO Copyright (C) 2004 - 2007 ALSOC, original code
9* from http://www.rps.eng.br Copyright (C) 2002-2004.
10* All rights reserved.
11*
12* EMSO is distributed under the therms of the ALSOC LICENSE as
13* available at http://www.enq.ufrgs.br/alsoc.
14*
15*----------------------------------------------------------------------
16* Author: Maurício Carvalho Maciel, Paula B. Staudt, Rafael P. Soares
17* $Id: splitter.mso 269 2007-06-16 18:50:11Z rafael $
18*--------------------------------------------------------------------*#
19
20
21using "streams";
22
23Model splitter_n
24        ATTRIBUTES
25        Pallete         = true;
26        Icon            = "splitter_n";
27        Brief           = "Model of a splitter";
28        Info            = "
29        Assumptions:
30                * thermodynamics equilibrium
31                * adiabatic
32                       
33        Specify:
34                * the inlet stream
35                * (Noutlet - 1) fraction of split of the outlet streams:
36                                frac(i) = (Mole Flow of the outlet stream i /
37                                                                        Mole Flow of the inlet stream)
38                                where i = 1, 2,...,Noutlet
39        ";
40       
41        PARAMETERS
42        NOutlet as Integer (Brief = "Number of Outlet Streams", Lower = 1);
43       
44        VARIABLES
45in      Inlet   as stream;
46out Outlet(NOutlet)  as stream;
47        frac(NOutlet) as fraction (Brief = "Distribution of Outlets", Default=0.5);
48
49        EQUATIONS
50       
51        sum(frac) = 1;
52       
53        for i in [1:NOutlet]
54               
55                "Flow"
56                Outlet(i).F = Inlet.F*frac(i);
57               
58                "Composition"
59                Outlet(i).z = Inlet.z;
60       
61                "Pressure"
62                Outlet(i).P = Inlet.P;
63       
64                "Enthalpy"
65                Outlet(i).h = Inlet.h;
66       
67                "Temperature"   
68                Outlet(i).T = Inlet.T;
69         
70                "Vapourisation Fraction"
71                Outlet(i).v = Inlet.v;
72        end
73
74end
75
76
77Model splitter
78        ATTRIBUTES
79        Pallete         = true;
80        Icon            = "splitter";
81        Brief           = "Splitter with 2 outlet streams";
82        Info            = "
83        Assumptions:
84                * thermodynamics equilibrium
85                * adiabatic
86                       
87        Specify:
88                * the inlet stream
89                * (Noutlet - 1) fraction of split of the outlet streams:
90                                frac(i) = (Mole Flow of the outlet stream i /
91                                                                        Mole Flow of the inlet stream)
92                                where i = 1, 2,...,Noutlet
93        ";
94
95        VARIABLES
96in  Inlet   as stream;
97out Outlet1 as stream;
98out Outlet2 as stream;
99        frac as fraction (Brief = "Fraction to Outlet 1");
100
101        EQUATIONS
102        "Flow"
103        Outlet1.F = Inlet.F * frac;
104        Outlet1.F + Outlet2.F = Inlet.F;
105        "Composition"
106        Outlet1.z = Inlet.z;
107        Outlet2.z = Inlet.z;
108        "Pressure"
109        Outlet1.P = Inlet.P;
110        Outlet2.P = Inlet.P;
111        "Enthalpy"
112        Outlet1.h = Inlet.h;
113        Outlet2.h = Inlet.h;
114        "Temperature"
115        Outlet1.T = Inlet.T;
116        Outlet2.T = Inlet.T;
117        "Vapourisation Fraction"
118        Outlet1.v = Inlet.v;
119        Outlet2.v = Inlet.v;
120end
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