Changeset 442


Ignore:
Timestamp:
Jan 8, 2008, 3:56:24 PM (15 years ago)
Author:
gerson bicca
Message:

improved documentation of double pipe heat exchanger

Location:
trunk/eml/heat_exchangers
Files:
2 edited

Legend:

Unmodified
Added
Removed

  • trunk/eml/heat_exchangers/DoublePipe.mso

    r441 r442  
    545545        Brief  = "Double Pipe Heat Exchanger - NTU Method";
    546546        Info  =
    547         "to be documented.";
     547"Thermal analysis of double pipe heat exchanger using the NTU Method.
     548
     549== Specify ==
     550* The Inlet Inner stream
     551* The Inlet Outer stream
     552== Setting Parameters ==
     553* Flow Direction:
     554** counter flow
     555** cocurrent flow (Default)
     556* Heat Transfer Correlations:
     557** Laminar flow
     558*** Hausen (Default)
     559*** Schlunder
     560** Transition flow
     561*** Gnielinski (Default)
     562*** Hausen
     563** Turbulent flow
     564*** Petukhov (Default)
     565*** Sieder Tate
     566* Geometrical Parameters:
     567** DoInner      - Outside Diameter of Inner Pipe
     568** DiInner      - Inside Diameter of Inner Pipe
     569** DiOuter      - Inside Diameter of Outer pipe
     570** Lpipe                - Effective Tube Length of one segment of Pipe
     571** Kwall                - Tube Wall Material Thermal Conductivity
     572* Fouling:
     573**Rfi   -       Inside Fouling Resistance
     574**Rfo   -       Outside Fouling Resistance
     575";
    548576
    549577PARAMETERS
    … …  
    647675        Brief  = "Double Pipe Heat Exchanger - LMTD Method";
    648676        Info  =
    649         "to be documented.";
     677"Thermal analysis of double pipe heat exchanger using the LMTD Method.
     678
     679== Specify ==
     680* The Inlet Inner stream
     681* The Inlet Outer stream
     682== Setting Parameters ==
     683* Flow Direction:
     684** counter flow
     685** cocurrent flow (Default)
     686* Heat Transfer Correlations:
     687** Laminar flow
     688*** Hausen (Default)
     689*** Schlunder
     690** Transition flow
     691*** Gnielinski (Default)
     692*** Hausen
     693** Turbulent flow
     694*** Petukhov (Default)
     695*** Sieder Tate
     696* Geometrical Parameters:
     697** DoInner      - Outside Diameter of Inner Pipe
     698** DiInner      - Inside Diameter of Inner Pipe
     699** DiOuter      - Inside Diameter of Outer pipe
     700** Lpipe                - Effective Tube Length of one segment of Pipe
     701** Kwall                - Tube Wall Material Thermal Conductivity
     702* Fouling:
     703**Rfi   -       Inside Fouling Resistance
     704**Rfo   -       Outside Fouling Resistance
     705";
    650706
    651707PARAMETERS

  • trunk/eml/heat_exchangers/HEX_Engine.mso

    r420 r442  
    370370VARIABLES
    371371
    372 HeatTransfer    as DoublePipe_HeatTransfer      (Brief="Double Pipe Heat Transfer");
    373 PressureDrop    as DoublePipe_PressureDrop      (Brief="Double Pipe Pressure Drop");
    374 Properties      as Physical_Properties                  (Brief="Double Pipe Properties");
     372HeatTransfer    as DoublePipe_HeatTransfer      (Brief="Double Pipe Heat Transfer",Symbol=" ");
     373PressureDrop    as DoublePipe_PressureDrop      (Brief="Double Pipe Pressure Drop", Symbol=" ");
     374Properties      as Physical_Properties                  (Brief="Double Pipe Properties",Symbol=" " );
    375375
    376376end
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