Changeset 384 for trunk/eml/heat_exchangers/HEX_Engine.mso

Timestamp:

Oct 9, 2007, 11:49:16 AM (16 years ago)

Author:

gerson bicca

Message:

updated PHE model

File:

• trunk/eml/heat_exchangers/HEX_Engine.mso (modified) (1 diff)

trunk/eml/heat_exchangers/HEX_Engine.mso

@@ -462 +462 @@
 Cmax    as positive                                     (Brief="Maximum Heat Capacity",Lower=1e-10,Default=1e3,Unit='W/K');
 NTU     as positive                                     (Brief="Number of Units Transference",Default=0.05,Lower=1e-10);
-Eft             as positive                             (Brief="Effectiveness",Default=0.5,Lower=1e-8,Upper=1, Symbol = "\varepsilon");
+Eft             as positive                             (Brief="Effectiveness",Default=0.5,Lower=0.4,Upper=1, Symbol = "\varepsilon");
 Q                       as power                                        (Brief="Heat Transfer", Default=7000, Lower=1e-6, Upper=1e10);
 Uc              as heat_trans_coeff     (Brief="Overall Heat Transfer Coefficient Clean",Default=1,Lower=1e-6,Upper=1e10);