Changeset 108 for mso/eml

Timestamp:

Jan 11, 2007, 5:32:06 PM (17 years ago)

Author:

nubinha

Message:

Correction in fc equations and added headers in the models

File:

• mso/eml/pressure_changers/valve.mso (modified) (6 diffs)

mso/eml/pressure_changers/valve.mso

@@ -27 +27 @@
 *               * Isentalpic
 *               * Liquid
-*
+*       
 *---------------------------------------------------------------------
 * Author: Estefane Horn, Núbia do Carmo Ferreira
@@ -92 +92 @@
 end
 
+#*----------------------------------------------------------------------
+* Model of a  valve_linear
+*---------------------------------------------------------------------*#
+#*      - Specify:
+*               * Opening fraction (x)
+*
+*---------------------------------------------------------------------*#
+
+        
 Model valve_linear as valve_basic
 
@@ -100 +109 @@
         
         "Opening Equation"
-        fc = 1*x;
-
-end
+        fc = x;
+
+end
+
+#*----------------------------------------------------------------------
+* Model of a valve_parabolic
+*---------------------------------------------------------------------*#
+#*      - Specify:
+*               * Opening fraction (x)
+*
+*---------------------------------------------------------------------*#
 
 Model valve_parabolic as valve_basic
@@ -115 +132 @@
         
         "Opening Equation"
-        fc = 1*x^n;
-
-end
-
-Model valve_equal as valve_basic
+        fc = x^n;
+
+end
+
+#*----------------------------------------------------------------------
+* Model of a  valve_equal
+*---------------------------------------------------------------------*#
+#*      - Specify:
+*               * Opening fraction (x)
+*
+*---------------------------------------------------------------------*#
+
+        Model valve_equal as valve_basic
 
         PARAMETERS
@@ -133 +158 @@
 
 end
+
+#*----------------------------------------------------------------------
+* Model of a  valve_quick
+*---------------------------------------------------------------------*#
+#*      - Specify:
+*               * Opening fraction (x)
+*
+*---------------------------------------------------------------------*#
 
 Model valve_quick as valve_basic
@@ -214 +247 @@
         #if Inlet.P > Outlet.P then
         #       "Flow"
-                Outlet.F * v = k*x*sqrt((Inlet.P - Outlet.P)*rho_ref / rho ) ;
+                Outlet.F * v = cv*x*sqrt((Inlet.P - Outlet.P)*rho_ref / rho ) ;
         #else
         #       "Closed"