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/HeatExchangerSimplified.mso

    r176 r197  
    3838in      InletHot            as stream           (Brief="Inlet Hot Stream");
    3939out     OutletHot   as streamPH         (Brief="Outlet Hot Stream");
    40 in      InletCold       as stream               (Brief="inlet Cold Stream");
     40in      InletCold       as stream               (Brief="Inlet Cold Stream");
    4141out     OutletCold  as streamPH         (Brief="Outlet Cold Stream");
    4242
     
    4747SET
    4848
    49 M   = PP.MolecularWeight();
     49#"Component Molecular Weight"
     50        M   = PP.MolecularWeight();
    5051
    5152EQUATIONS
     
    302303PARAMETERS
    303304
    304         FlowDirection as Switcher(Brief="Flow Direction",Valid=["counter","cocurrent"],Default="cocurrent");
     305        FlowDirection as Switcher       (Brief="Flow Direction",Valid=["counter","cocurrent"],Default="cocurrent");
    305306
    306307VARIABLES
    307308
    308 Method as LMTD_Basic;
     309Method as LMTD_Basic    (Brief="LMTD Method of Calculation");
    309310
    310311EQUATIONS
     
    346347
    347348LMTDcorrection as Switcher(Brief="LMTD Correction Factor Model",Valid=["Bowmann","Fakeri"],Default="Bowmann");
    348 ShellType                as Switcher(Brief="TEMA Designation",Valid=["Eshell","Fshell"],Default="Eshell");
     349ShellType                as Switcher(Brief="TEMA Designation for Shell Type",Valid=["Eshell","Fshell"],Default="Eshell");
    349350
    350351VARIABLES
    351352
    352 Method  as LMTD_Basic;
    353 R                       as positive     (Brief=" Capacity Ratio for LMTD Correction Fator",Lower=1e-6);
    354 P                       as positive     (Brief="Non - Dimensional Variable for LMTD Correction Fator ",Lower=1e-6);
    355 Pc                      as positive     (Brief="Non - Dimensional Variable for LMTD Correction Fator when 2 Pass Shell Side",Lower=1e-6);
    356 Rho             as positive     (Brief="Non - Dimensional Variable for LMTD Correction Fator in Fakeri Equation",Lower=1e-6);
    357 Phi     as positive     (Brief="Non - Dimensional Variable for LMTD Correction Fator in Fakeri Equation",Lower=1e-6);
    358 lambdaN as Real             (Brief="Non - Dimensional Variable for LMTD Correction Fator in Fakeri Equation when 2 Pass Shell Side");
    359 lambda1 as Real         (Brief="Non - Dimensional Variable for LMTD Correction Fator in Fakeri Equationwhen 2 Pass Shell Side");
     353Method  as LMTD_Basic (Brief="LMTD Method of Calculation");
     354R                       as positive             (Brief=" Capacity Ratio for LMTD Correction Fator",Lower=1e-6);
     355P                       as positive             (Brief="Non - Dimensional Variable for LMTD Correction Fator ",Lower=1e-6);
     356Pc                      as positive             (Brief="Non - Dimensional Variable for LMTD Correction Fator when 2 Pass Shell Side",Lower=1e-6);
     357Rho             as positive             (Brief="Non - Dimensional Variable for LMTD Correction Fator in Fakeri Equation",Lower=1e-6);
     358Phi     as positive             (Brief="Non - Dimensional Variable for LMTD Correction Fator in Fakeri Equation",Lower=1e-6);
     359lambdaN as Real                 (Brief="Non - Dimensional Variable for LMTD Correction Fator in Fakeri Equation when 2 Pass Shell Side");
     360lambda1 as Real                 (Brief="Non - Dimensional Variable for LMTD Correction Fator in Fakeri Equationwhen 2 Pass Shell Side");
    360361
    361362EQUATIONS
     
    531532PARAMETERS
    532533
    533         FlowDirection as Switcher(Brief="Flow Direction",Valid=["counter","cocurrent"],Default="cocurrent");
     534        FlowDirection as Switcher       (Brief="Flow Direction",Valid=["counter","cocurrent"],Default="cocurrent");
    534535
    535536VARIABLES
    536537
    537 Method  as NTU_Basic;
     538Method  as NTU_Basic    (Brief="NTU Method of Calculation");
    538539
    539540EQUATIONS
     
    567568        then
    568569       
     570"Effectiveness"
    569571        Method.Eft = 1-exp(-Method.NTU);
    570572       
     
    613615VARIABLES
    614616
    615 Method  as NTU_Basic;
     617Method  as NTU_Basic (Brief="NTU Method of Calculation");
    616618
    617619EQUATIONS
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