ENH: Adding fvOption constrain to scalarTransportFoam.

     Changing to adjustableTimeStep the tutorial reactingTwoPhaseEulerFoam/laminar/bubbleColumnIATE

applications/solvers/basic/scalarTransportFoam/scalarTransportFoam.C

@@ -2,7 +2,7 @@
   =========                 |
   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
    \\    /   O peration     |
-    \\  /    A nd           | Copyright (C) 2011-2015 OpenFOAM Foundation
+    \\  /    A nd           | Copyright (C) 2011-2016 OpenFOAM Foundation
      \\/     M anipulation  |
 -------------------------------------------------------------------------------
 License
@@ -82,7 +82,7 @@ int main(int argc, char *argv[])
 
         while (simple.correctNonOrthogonal())
         {
-            solve
+            fvScalarMatrix TEqn
             (
                 fvm::ddt(T)
               + fvm::div(phi, T)
@@ -90,6 +90,11 @@ int main(int argc, char *argv[])
              ==
                 fvOptions(T)
             );
+
+            fvOptions.constrain(TEqn);
+
+            TEqn.solve();
+
         }
 
         runTime.write();

tutorials/multiphase/reactingTwoPhaseEulerFoam/laminar/bubbleColumnIATE/system/controlDict

@@ -17,7 +17,7 @@ FoamFile
 
 application     reactingTwoPhaseEulerFoam;
 
-startFrom       startTime;
+startFrom       latestTime;//startTime;
 
 startTime       0;
 
@@ -27,7 +27,7 @@ endTime         100;
 
 deltaT          0.005;
 
-writeControl    runTime;
+writeControl    adjustableRunTime;
 
 writeInterval   1;
 
@@ -45,7 +45,7 @@ timePrecision   6;
 
 runTimeModifiable yes;
 
-adjustTimeStep  no;
+adjustTimeStep  yes;
 
 maxCo           0.5;