diff --git a/constant/polyMesh/blockMeshDict b/constant/polyMesh/blockMeshDict
index 05ec10d..c312dee 100644
--- a/constant/polyMesh/blockMeshDict
+++ b/constant/polyMesh/blockMeshDict
@@ -20,25 +20,25 @@ vertices
 (
 (  0.0000000000000e+00  0.0000000000000e+00 -0.0000000000000e+00 ) // 0
 (  1.1499562115238e+00  0.0000000000000e+00 -1.0035515823130e-02 ) // 1
-(  1.1499562115238e+00  1.0000000000000e+02 -1.0035515823130e-02 ) // 2
-(  0.0000000000000e+00  1.0000000000000e+02 -0.0000000000000e+00 ) // 3
+(  1.1499562115238e+00  4.0000000000000e+01 -1.0035515823130e-02 ) // 2
+(  0.0000000000000e+00  4.0000000000000e+01 -0.0000000000000e+00 ) // 3
 (  1.1499562115238e+00  0.0000000000000e+00  1.0035515823130e-02 ) // 4
-(  1.1499562115238e+00  1.0000000000000e+02  1.0035515823130e-02 ) // 5
+(  1.1499562115238e+00  4.0000000000000e+01  1.0035515823130e-02 ) // 5
 (  1.1499562115238e+00  0.0000000000000e+00 -1.0035515823130e-02 ) // 6
 (  1.4999428845963e+01  0.0000000000000e+00 -1.3089803247561e-01 ) // 7
-(  1.4999428845963e+01  1.0000000000000e+02 -1.3089803247561e-01 ) // 8
-(  1.1499562115238e+00  1.0000000000000e+02 -1.0035515823130e-02 ) // 9
+(  1.4999428845963e+01  4.0000000000000e+01 -1.3089803247561e-01 ) // 8
+(  1.1499562115238e+00  4.0000000000000e+01 -1.0035515823130e-02 ) // 9
 (  1.1499562115238e+00  0.0000000000000e+00  1.0035515823130e-02 ) // 10
 (  1.4999428845963e+01  0.0000000000000e+00  1.3089803247561e-01 ) // 11
-(  1.4999428845963e+01  1.0000000000000e+02  1.3089803247561e-01 ) // 12
-(  1.1499562115238e+00  1.0000000000000e+02  1.0035515823130e-02 ) // 13
+(  1.4999428845963e+01  4.0000000000000e+01  1.3089803247561e-01 ) // 12
+(  1.1499562115238e+00  4.0000000000000e+01  1.0035515823130e-02 ) // 13
 )
 ;
 
 blocks
 (
- hex ( 0 1 2 3 0 4 5 3 ) ( 12 1000 1 ) simpleGrading ( 1 1 1 ) // inner
- hex ( 6 7 8 9 10 11 12 13 ) ( 138 1000 1 ) simpleGrading ( 1 1 1 ) // coflow
+ hex ( 0 1 2 3 0 4 5 3 ) ( 18 400 1 ) simpleGrading ( 1 1 1 ) // inner
+ hex ( 6 7 8 9 10 11 12 13 ) ( 102 400 1 ) simpleGrading ( 3.8 1 1 ) // coflow
 )
 ;
 
@@ -56,14 +56,6 @@ boundary
          (0 1 4 0) // inner down
         );
     }
-    coLow
-    {
-        type patch;
-        faces
-        (
-         ( 6  7 11 10) // coflow down
-        );
-    }
     outlet
     {
         type patch;
@@ -72,6 +64,7 @@ boundary
          (2 3 3 5) // inner up
          ( 8  9 13 12) // coflow up
          ( 7  8 12 11) // coflow right
+         ( 6  7 11 10) // coflow down
         );
     }
     front
diff --git a/job.mpi b/job.mpi
index 26688ca..552b705 100644
--- a/job.mpi
+++ b/job.mpi
@@ -1,9 +1,9 @@
 #!/bin/bash
 
-#SBATCH -J testLaminar        # Job name
-#SBATCH -o job.%j.out         # Name of stdout output file (%j expands to jobId)
-#SBATCH -n 100                # Total number of mpi tasks requested
-#SBATCH --ntasks-per-node=20
+#SBATCH -J iCoflow        # Job name
+#SBATCH -o log.%j.out         # Name of stdout output file (%j expands to jobId)
+#SBATCH -n 240                # Total number of mpi tasks requested
+#SBATCH --ntasks-per-node=24
 #SBATCH --mail-user=ignis@postech.ac.kr
 #SBATCH --mail-type=ALL
 
diff --git a/system/controlDict b/system/controlDict
index 084defd..245d6a6 100644
--- a/system/controlDict
+++ b/system/controlDict
@@ -90,6 +90,16 @@ functions
              Phi
             );
     }
+
+    writeObjects2
+    {
+        type        writeObjects;
+        libs        ("libutilityFunctionObjects.so");
+        exclusiveWriting     false;
+        writeControl   clockTime;
+        writeInterval  900;
+        objects     (T OH CH);
+    }
 }
 
 // ************************************************************************* //
diff --git a/system/decomposeParDict b/system/decomposeParDict
index a703707..da74dd1 100644
--- a/system/decomposeParDict
+++ b/system/decomposeParDict
@@ -15,7 +15,7 @@ FoamFile
 }
 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
-numberOfSubdomains 100;
+numberOfSubdomains 240;
 
 // method         manual;
 method         simple;
@@ -24,7 +24,7 @@ method         simple;
 simpleCoeffs
 {
     // n               ( 4 5 1 );
-    n               ( 100 1 1 );
+    n               ( 40 6 1 );
     delta           0.001;
 }
 
diff --git a/system/fvOptions b/system/fvOptions
index 3dd6800..7f2c6d2 100644
--- a/system/fvOptions
+++ b/system/fvOptions
@@ -23,7 +23,7 @@ source1
     fixedTemperatureConstraintCoeffs
     {
         timeStart       0.0;
-        duration        0.1;
+        duration        0.03;
         selectionMode   cellSet;
         cellSet         ignitionCells;
 
@@ -32,7 +32,7 @@ source1
             2
             (
              (0 300)
-             (0.05 2240)
+             (0.015 2240)
             )
             ;
     }
diff --git a/system/topoSetDict b/system/topoSetDict
index b426144..8500d75 100644
--- a/system/topoSetDict
+++ b/system/topoSetDict
@@ -416,7 +416,7 @@ actions
         source boxToCell;
         sourceInfo
         {
-            box (-0.001 0.004 -1) (0.001 0.005 1);
+            box (-0.001 0.001 -1) (0.001 0.002 1);
         }
     }