| 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 | * Author: Gerson Bicca |
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| 17 | *$Id$ |
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| 18 | *-------------------------------------------------------------------*# |
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| 19 | |
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| 20 | using "streams"; |
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| 21 | |
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| 22 | Model flow_measurement |
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| 23 | ATTRIBUTES |
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| 24 | Pallete = true; |
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| 25 | Icon = "icon/flow_measurement"; |
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| 26 | Brief = "Model to measure the flow rate in a pipe line. "; |
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| 27 | |
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| 28 | PARAMETERS |
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| 29 | |
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| 30 | outer PP as Plugin(Type="PP"); |
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| 31 | outer NComp as Integer; |
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| 32 | FlowConst as flow_mol (Brief = "Flow Constant", Hidden=true); |
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| 33 | |
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| 34 | VARIABLES |
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| 35 | in Inlet as stream (Brief = "Inlet stream", PosX=0, PosY=0.78,Protected=true); |
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| 36 | out Outlet as stream (Brief = "Outlet stream", PosX=1, PosY=0.78,Protected=true); |
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| 37 | out FlowSignal as control_signal (Brief="Flow Signal", PosX=0.5, PosY=0,Protected=true); |
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| 38 | |
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| 39 | SET |
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| 40 | |
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| 41 | FlowConst = 1*'kmol/h'; |
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| 42 | |
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| 43 | EQUATIONS |
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| 44 | "Overall Molar Balance" |
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| 45 | Outlet.F = Inlet.F; |
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| 46 | |
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| 47 | "Temperature" |
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| 48 | Outlet.T = Inlet.T; |
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| 49 | |
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| 50 | "Pressure" |
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| 51 | Outlet.P = Inlet.P; |
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| 52 | |
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| 53 | "Energy Balance" |
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| 54 | Outlet.h = Inlet.h; |
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| 55 | |
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| 56 | "Vapour fraction" |
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| 57 | Outlet.v = Inlet.v; |
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| 58 | |
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| 59 | "Componente Molar Balance" |
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| 60 | Outlet.z = Inlet.z; |
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| 61 | |
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| 62 | "Flow Measurement in kmol/h" |
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| 63 | FlowSignal*FlowConst = Inlet.F; |
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| 64 | |
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| 65 | end |
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| 66 | |
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