Ignore:
Timestamp:
Mar 8, 2007, 11:31:57 AM (16 years ago)
Author:
gerson bicca
Message:

modified and fixed comments in heat exchangers equations

File:
1 edited

Legend:

Unmodified
Added
Removed

  • branches/newlanguage/eml/heat_exchangers/HEX_Engine.mso

    r168 r197  
    1414*
    1515*--------------------------------------------------------------------*
    16 *                       Heat Exchangers Abstract Models
     16*                       Heat Exchangers Abstract Models for composition
    1717*--------------------------------------------------------------------
    18 *               Physical_Properties
    19 *                       Properties_In_Out       :       Inlet/Outlet Physical Properties
    20 *                       Properties_Average      :       Average Physical Properties
    21 *                       Properties_Wall         :       Physical Properties at Wall Temperature
    22 *--------------------------------------------------------------------
    23 *       - Tube_Side_Main        : Tube Side Main Variables for shell and tubes heat exchangers
    24 *----------------------------------------------------------------------
    25 *                       Tube_Pdrop                      : Tube Side Pressure Drop
    26 *                       Tube_Heat_Transfer      : Tube Side Heat Transfer
    27 *                       Properties                      : Tube Side Physical Properties
    28 *----------------------------------------------------------------------
    29 *       - Shell_Side_Main       : Shell Side Main Variables for shell and tubes heat exchangers
    30 *----------------------------------------------------------------------
    31 *                       Shell_Pdrop                             : Shell Side Pressure Drop
    32 *                       Shell_Heat_Transfer     : Shell Side Heat Transfer
    33 *                       Properties                      : Shell Side Physical Properties
    34 *----------------------------------------------------------------------
    35 *       - Baffles_Main  : Baffles Spacing
    36 *----------------------------------------------------------------------
    37 *       - Main_Resistances      : Thermal Resistances
    38 *----------------------------------------------------------------------
    39 *       - Details_Main  : Heat Exchanger Thermal Details
    40 *----------------------------------------------------------------------
    41 *       - Main_Pdrop : Heat Exchanger Pressure Drop (Simplified)
    42 *               Basic_Pdrop     : Hot and Cold Side Pressure Drop
    43 *----------------------------------------------------------------------
    44 *       - Main_DoublePipe : Double Pipe Heat Exchanger Block
    45 *               DoublePipe_HeatTransfer
    46 *               DoublePipe_PressureDrop
    47 *               Properties
    48 *----------------------------------------------------------------------
    4918* Author: Gerson Balbueno Bicca
    5019* $Id$
    … …  
    5726ATTRIBUTES
    5827        Pallete = false;
    59         Brief = "write some information";
     28        Brief = "Average physical properties of the streams.";
    6029        Info =
    6130        "write some information";
    … …  
    7645ATTRIBUTES
    7746        Pallete = false;
    78         Brief = "write some information";
     47        Brief = "Inlet and outlet physical properties of the streams.";
    7948        Info =
    8049        "write some information";
    … …  
    9362ATTRIBUTES
    9463        Pallete = false;
    95         Brief = "write some information";
     64        Brief = "Physical properties of the streams at wall temperature.";
    9665        Info =
    9766        "write some information";
    … …  
    229198end
    230199
    231 Model Main_Resistances
    232        
    233 ATTRIBUTES
    234         Pallete = false;
    235         Brief = "write some information";
    236         Info =
    237         "write some information";
    238        
    239 VARIABLES
    240 
    241 Rtube   as positive     (Brief="Tube Resistance",Unit='m^2*K/kW',Lower=1e-6);
    242 Rwall           as positive     (Brief="Wall Resistance",Unit='m^2*K/kW',Lower=1e-6);
    243 Rshell          as positive     (Brief="Shell Resistance",Unit='m^2*K/kW',Lower=1e-6);
    244 Rfi                     as positive     (Brief="Inside Fouling Resistance",Unit='m^2*K/kW',Default=1e-6,Lower=0);
    245 Rfo             as positive     (Brief="Outside Fouling Resistance",Unit='m^2*K/kW',Default=1e-6,Lower=0);
    246 
    247 end
    248 
    249200Model NTU_Basic
    250201
    251202ATTRIBUTES
    252203        Pallete = false;
    253         Brief = "write some information";
     204        Brief = "Number of Units Transference Method.";
    254205        Info =
    255206        "write some information";
    … …  
    272223ATTRIBUTES
    273224        Pallete = false;
    274         Brief = "write some information";
     225        Brief = "Log Mean Temperature Difference Method.";
    275226        Info =
    276227        "write some information";
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