Changeset 101:db1557a9da1f

Timestamp:

Jan 12, 2009, 5:24:04 PM (16 years ago)

Author:

fnevgeny

Branch:

default

Phase:

public

Message:

Calculate Alfven velocity correctly.

Location:

source

Files:

• class/pf/Application.js (modified) (1 diff)
• entities.js (modified) (1 diff)

source/class/pf/Application.js

@@ -668 +668 @@
         {
             return 2.94128e-11*Math.pow(this.e.getN(), 2/3);
+        },
+        
+        getAlfvenVelocity : function()
+        {
+            var v_m1;
+            
+            v_m1 = 1/this.e.getAlfvenVelocity(this.B) +
+                   1/this.i.getAlfvenVelocity(this.B);
+        
+            if (this.r.getQ() != 0) {
+                v_m1 += 1/this.r.getAlfvenVelocity(this.B);
+            }
+            
+            return 1/v_m1;
         },
         

source/entities.js

@@ -83 +83 @@
         name      : "Alfven velocity",
         dimension : "velocity",
-        nspecies  : 1,
-        section   : "fundamental",
-        formula   : "%s1.getAlfvenVelocity(this.B)",
+        nspecies  : 0,
+        section   : "fundamental",
+        formula   : "this.getAlfvenVelocity(this.B)",
         wikiLink  : "Alfven_velocity"
     },