[cig-commits] r11976 - in long/3D/Gale/trunk: . input/benchmarks

walter at geodynamics.org walter at geodynamics.org
Thu May 15 12:07:11 PDT 2008


Author: walter
Date: 2008-05-15 12:07:11 -0700 (Thu, 15 May 2008)
New Revision: 11976

Modified:
   long/3D/Gale/trunk/
   long/3D/Gale/trunk/input/benchmarks/shortening.xml
Log:
 r2156 at earth:  boo | 2008-05-15 12:00:19 -0700
 Mostly working shortening model.  There still may be a problem with large slopes at later times causing large velocities and inhibiting convergence.



Property changes on: long/3D/Gale/trunk
___________________________________________________________________
Name: svk:merge
   - 3a629746-de10-0410-b17b-fd6ecaaa963e:/cig:2155
   + 3a629746-de10-0410-b17b-fd6ecaaa963e:/cig:2156

Modified: long/3D/Gale/trunk/input/benchmarks/shortening.xml
===================================================================
--- long/3D/Gale/trunk/input/benchmarks/shortening.xml	2008-05-15 19:07:08 UTC (rev 11975)
+++ long/3D/Gale/trunk/input/benchmarks/shortening.xml	2008-05-15 19:07:11 UTC (rev 11976)
@@ -283,7 +283,7 @@
     <struct name="uzawa">
       <param name="Type">Stokes_SLE_UzawaSolver</param>
       <param name="Preconditioner">preconditioner</param>
-      <param name="tolerance">1.0e-5</param>
+      <param name="tolerance">linearTolerance</param>
       <param name="maxIterations">maxUzawaIterations</param>
     </struct>
     <struct name="stokesEqn">
@@ -395,7 +395,7 @@
     </struct>
     <struct name="beadsViscosity">
       <param name="Type">MaterialViscosity</param>
-      <param name="eta0">100000.0</param>
+      <param name="eta0">1.0e12</param>
     </struct>
     <struct name="cornerViscosity">
       <param name="Type">MaterialViscosity</param>
@@ -431,17 +431,6 @@
         <param>storeStress</param>
       </list>
     </struct>
-<!--     <struct name="corner"> -->
-<!--       <param name="Type">RheologyMaterial</param> -->
-<!--       <param name="Shape">cornerShape</param> -->
-<!--       <param name="density">1560</param> -->
-<!--       <list name="Rheology"> -->
-<!--         <param>sandViscosity</param> -->
-<!--         <param>sandYielding</param> -->
-<!--         <param>storeViscosity</param> -->
-<!--         <param>storeStress</param> -->
-<!--       </list> -->
-<!--     </struct> -->
     <struct name="surfaceAdaptor">
       <param name="Type">SurfaceAdaptor</param>
       <param name="mesh">mesh-linear</param>
@@ -477,8 +466,8 @@
     <struct name="conditionFunctions">
       <param name="Type">StgFEM_StandardConditionFunctions</param>
     </struct>
-    <struct name="kineticFriction">
-      <param name="Type">StressBC</param>
+    <struct name="kineticFrictionBottom">
+      <param name="Type">KineticFriction</param>
       <param name="ForceVector">mom_force</param>
       <param name="Swarm">picIntegrationPoints</param>
       <param name="wall">bottom</param>
@@ -490,6 +479,21 @@
       <param name="vx_type">double</param>
       <param name="vx_value">0.0</param>
     </struct>
+
+    <struct name="kineticFrictionRight">
+      <param name="Type">KineticFriction</param>
+      <param name="ForceVector">mom_force</param>
+      <param name="Swarm">picIntegrationPoints</param>
+      <param name="wall">right</param>
+      <param name="StressField">StressField</param>
+      <param name="PressureField">PressureField</param>
+      <param name="VelocityField">VelocityField</param>
+      <param name="friction_type">double</param>
+      <param name="friction_value">0.34432761329</param>
+      <param name="vy_type">double</param>
+      <param name="vy_value">0.0</param>
+    </struct>
+
   </struct>
   <list name="plugins">
     <param>Underworld_EulerDeform</param>
@@ -605,21 +609,42 @@
           </struct>
         </list>
       </struct>
-<!--       <struct> -->
-<!--         <param name="type">StaticFrictionVC</param> -->
-<!--         <param name="wall">bottom</param> -->
-<!--         <param name="StaticFriction">0.34432761329</param> -->
-<!--         <param name="includeUpperX">False</param> -->
-<!--         <param name="StressField">StressField</param> -->
-<!--         <param name="PressureField">PressureField</param> -->
-<!--         <list name="variables"> -->
-<!--           <struct> -->
-<!--             <param name="name">vx</param> -->
-<!--             <param name="type">double</param> -->
-<!--             <param name="value">0.0</param> -->
-<!--           </struct> -->
-<!--         </list> -->
-<!--       </struct> -->
+      <struct>
+        <param name="type">StaticFrictionVC</param>
+        <param name="wall">bottom</param>
+        <param name="StaticFriction">0.34432761329</param>
+        <param name="includeUpperX">False</param>
+        <param name="StickOnFirstStep">False</param>
+        <param name="StressField">StressField</param>
+        <param name="PressureField">PressureField</param>
+        <list name="variables">
+          <struct>
+            <param name="name">vx</param>
+<!--             <param name="type">func</param> -->
+<!--             <param name="value">StepFunction</param> -->
+            <param name="type">double</param>
+            <param name="value">0.0</param>
+          </struct>
+        </list>
+      </struct>
+
+      <struct>
+        <param name="type">StaticFrictionVC</param>
+        <param name="wall">right</param>
+        <param name="StaticFriction">0.34432761329</param>
+        <param name="includeLowerY">False</param>
+        <param name="StickOnFirstStep">False</param>
+        <param name="StressField">StressField</param>
+        <param name="PressureField">PressureField</param>
+        <list name="variables">
+          <struct>
+            <param name="name">vy</param>
+            <param name="type">double</param>
+            <param name="value">0.0</param>
+          </struct>
+        </list>
+      </struct>
+
     </list>
   </struct>
 
@@ -639,17 +664,17 @@
     </list>
   </struct>
 
-  <param name="StepFunctionLowerOffset">0.0</param>
-  <param name="StepFunctionUpperOffset">0.035</param>
-  <param name="StepFunctionValue">-1.0</param>
-  <param name="StepFunctionDim">0</param>
-  <param name="StepFunctionLessThan">False</param>
-
-  <param name="checkpointEvery">1</param>
+<!--   <param name="checkpointEvery">1</param> -->
   <param name="dtFactor">1.0</param>
 
   <param name="maxUzawaIterations">20000</param>
+  <param name="linearTolerance">1.0e-5</param>
 
+  <param name="StepFunctionLowerOffset">0.38</param>
+  <param name="StepFunctionUpperOffset">0.40</param>
+  <param name="StepFunctionValue">-6.94444444444e-6</param>
+  <param name="StepFunctionDim">0</param>
+  <param name="StepFunctionLessThan">False</param>
 
   <param name="journal.info">True</param>
   <param name="journal.debug">True</param>



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