From 9b21cf69937ac91c881a44f9ff82b9885e735e80 Mon Sep 17 00:00:00 2001
From: Henry Weller <http://openfoam.org>
Date: Fri, 18 Oct 2019 16:25:12 +0100
Subject: [PATCH] tutorials/heatTransfer/buoyantSimpleFoam/iglooWithFridges:
 Improved convergence

---
 .../hotRoomBoussinesq/system/fvSchemes              |  1 +
 .../iglooWithFridges/system/controlDict             |  2 +-
 .../iglooWithFridges/system/fvSolution              | 13 +++++++------
 3 files changed, 9 insertions(+), 7 deletions(-)

diff --git a/tutorials/heatTransfer/buoyantSimpleFoam/hotRoomBoussinesq/system/fvSchemes b/tutorials/heatTransfer/buoyantSimpleFoam/hotRoomBoussinesq/system/fvSchemes
index 3d522d23e3..fcdca5a27b 100644
--- a/tutorials/heatTransfer/buoyantSimpleFoam/hotRoomBoussinesq/system/fvSchemes
+++ b/tutorials/heatTransfer/buoyantSimpleFoam/hotRoomBoussinesq/system/fvSchemes
@@ -36,6 +36,7 @@ divSchemes
     div(phi,epsilon) bounded Gauss upwind;
 
     div(phi,Ekp)    bounded Gauss linear;
+
     div(((rho*nuEff)*dev2(T(grad(U))))) Gauss linear;
 }
 
diff --git a/tutorials/heatTransfer/buoyantSimpleFoam/iglooWithFridges/system/controlDict b/tutorials/heatTransfer/buoyantSimpleFoam/iglooWithFridges/system/controlDict
index 6da5156000..24627654e6 100644
--- a/tutorials/heatTransfer/buoyantSimpleFoam/iglooWithFridges/system/controlDict
+++ b/tutorials/heatTransfer/buoyantSimpleFoam/iglooWithFridges/system/controlDict
@@ -23,7 +23,7 @@ startTime       0;
 
 stopAt          endTime;
 
-endTime         2000;
+endTime         4000;
 
 deltaT          1;
 
diff --git a/tutorials/heatTransfer/buoyantSimpleFoam/iglooWithFridges/system/fvSolution b/tutorials/heatTransfer/buoyantSimpleFoam/iglooWithFridges/system/fvSolution
index 5da8d8d4be..9b275192ea 100644
--- a/tutorials/heatTransfer/buoyantSimpleFoam/iglooWithFridges/system/fvSolution
+++ b/tutorials/heatTransfer/buoyantSimpleFoam/iglooWithFridges/system/fvSolution
@@ -21,7 +21,7 @@ solvers
     {
         solver          PCG;
         preconditioner  DIC;
-        tolerance       1e-08;
+        tolerance       1e-8;
         relTol          0.01;
     }
 
@@ -29,14 +29,15 @@ solvers
     {
         solver          PBiCGStab;
         preconditioner  DILU;
-        tolerance       1e-07;
+        tolerance       1e-7;
         relTol          0.1;
     }
 }
 
 SIMPLE
 {
-    nNonOrthogonalCorrectors 2;
+    nNonOrthogonalCorrectors 1;
+
     pRefCell        0;
     pRefValue       0;
 
@@ -46,8 +47,7 @@ SIMPLE
         U               1e-4;
         e               1e-3;
 
-        // possibly check turbulence fields
-        "(k|epsilon|omega)" 1e-3;
+        "(k|epsilon)" 1e-3;
     }
 }
 
@@ -57,10 +57,11 @@ relaxationFactors
     {
         p_rgh           0.7;
     }
+
     equations
     {
         U               0.2;
-        e               0.5;
+        e               0.2;
         "(k|epsilon)"   0.7;
     }
 }