- Timestamp:
- Aug 30, 2007, 7:17:39 PM (15 years ago)
- Location:
- trunk/eml/heat_exchangers
- Files:
-
- 2 edited
Legend:
- Unmodified
- Added
- Removed
-
trunk/eml/heat_exchangers/HEX_Engine.mso
r346 r355 31 31 T as temperature (Brief="Average Temperature",Lower=50); 32 32 P as pressure (Brief="Average Pressure",Default=1, Lower=1e-10, Upper=2e4, DisplayUnit='kPa'); 33 rho as dens_mass (Brief="Stream Density" ,Default=1000, Lower=1e-3, Upper=5e5 );34 Mu as viscosity (Brief="Stream Viscosity",Lower=0.0001 );33 rho as dens_mass (Brief="Stream Density" ,Default=1000, Lower=1e-3, Upper=5e5, Symbol = "\rho"); 34 Mu as viscosity (Brief="Stream Viscosity",Lower=0.0001, Symbol = "\mu"); 35 35 Cp as cp_mol (Brief="Stream Molar Heat Capacity", Upper=1e10); 36 36 K as conductivity (Brief="Stream Thermal Conductivity", Default=1.0, Lower=1e-5, Upper=500); … … 48 48 VARIABLES 49 49 Fw as flow_mass (Brief="Stream Mass Flow"); 50 rho as dens_mass (Brief="Stream Density" ,Default=1000, Lower=1e-3, Upper=5e5 );51 Mu as viscosity (Brief="Stream Viscosity",Default=1, Lower=1e-5, Upper=1e5 );50 rho as dens_mass (Brief="Stream Density" ,Default=1000, Lower=1e-3, Upper=5e5, Symbol = "\rho"); 51 Mu as viscosity (Brief="Stream Viscosity",Default=1, Lower=1e-5, Upper=1e5, Symbol = "\mu"); 52 52 Cp as cp_mol (Brief="Stream Molar Heat Capacity", Upper=1e10); 53 53 K as conductivity (Brief="Stream Thermal Conductivity", Default=1.0, Lower=1e-5, Upper=500); … … 65 65 VARIABLES 66 66 67 Mu as viscosity (Brief="Stream Viscosity",Default=1, Lower=1e-5, Upper=1e5 );67 Mu as viscosity (Brief="Stream Viscosity",Default=1, Lower=1e-5, Upper=1e5, Symbol = "\mu"); 68 68 Twall as temperature (Brief="Wall Temperature",Lower=50); 69 69 … … 80 80 VARIABLES 81 81 82 Inlet as Properties_In_Out (Brief="Properties at Inlet Stream" );83 Average as Properties_Average (Brief="Properties at Average Temperature" );84 Outlet as Properties_In_Out (Brief="Properties at Outlet Stream" );85 Wall as Properties_Wall (Brief="Properties at Wall Temperature" );82 Inlet as Properties_In_Out (Brief="Properties at Inlet Stream", Symbol = "^{in}"); 83 Average as Properties_Average (Brief="Properties at Average Temperature", Symbol = "^{avg}"); 84 Outlet as Properties_In_Out (Brief="Properties at Outlet Stream", Symbol = "^{out}"); 85 Wall as Properties_Wall (Brief="Properties at Wall Temperature", Symbol = "^{wall}"); 86 86 87 87 end … … 445 445 HeatTransfer as PHE_HeatTransfer (Brief="PHE Heat Transfer"); 446 446 PressureDrop as PHE_PressureDrop (Brief="PHE Pressure Drop"); 447 Properties as Physical_Properties (Brief="PHE Properties" );447 Properties as Physical_Properties (Brief="PHE Properties", Symbol = " "); 448 448 449 449 end … … 462 462 Cmax as positive (Brief="Maximum Heat Capacity",Lower=1e-10,Default=1e3,Unit='W/K'); 463 463 NTU as positive (Brief="Number of Units Transference",Default=0.05,Lower=1e-10); 464 Eft as positive (Brief="Effectiveness",Default=0.5,Lower=1e-8,Upper=1 );464 Eft as positive (Brief="Effectiveness",Default=0.5,Lower=1e-8,Upper=1, Symbol = "\epsilon"); 465 465 Q as power (Brief="Heat Transfer", Default=7000, Lower=1e-6, Upper=1e10); 466 466 Uc as heat_trans_coeff (Brief="Overall Heat Transfer Coefficient Clean",Default=1,Lower=1e-6,Upper=1e10); -
trunk/eml/heat_exchangers/PHE.mso
r354 r355 36 36 37 37 == References == 38 38 39 39 [1] E.A.D. Saunders, Heat Exchangers: Selection, Design and 40 Construction, Longman, Harlow, 1988.41 40 Construction, Longman, Harlow, 1988. 41 42 42 [2] J.A.W. Gut, J.M. Pinto, Modeling of plate heat exchangers 43 with generalized configurations, Int. J. Heat Mass Transfer44 46 (14) (2003) 2571\2585.43 with generalized configurations, Int. J. Heat Mass Transfer 44 46 (14) (2003) 2571\2585. 45 45 "; 46 46 … … 88 88 out OutletCold as streamPH (Brief="Outlet Cold Stream", PosX=1, PosY=0.2793, Symbol="_{outCold}"); 89 89 90 HotSide as Main_PHE (Brief="Plate Heat Exchanger Hot Side" );91 ColdSide as Main_PHE (Brief="Plate Heat Exchanger Cold Side" );92 Thermal as Thermal_PHE (Brief="Thermal Results" );90 HotSide as Main_PHE (Brief="Plate Heat Exchanger Hot Side", Symbol="_{hot}"); 91 ColdSide as Main_PHE (Brief="Plate Heat Exchanger Cold Side", Symbol="_{cold}"); 92 Thermal as Thermal_PHE (Brief="Thermal Results", Symbol = " "); 93 93 94 94 SET
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