interMixingFoam: updated tutorials

applications/solvers/multiphase/interFoam/interMixingFoam/threePhaseInterfaceProperties/threePhaseInterfaceProperties.C

@@ -174,8 +174,10 @@ Foam::threePhaseInterfaceProperties::threePhaseInterfaceProperties
     (
         readScalar
         (
-            mixture.U().mesh().solutionDict().subDict("PIMPLE").
-                lookup("cAlpha")
+            mixture.U().mesh().solverDict
+            (
+                mixture_.alpha1().name()
+            ).lookup("cAlpha")
         )
     ),
     sigma12_(mixture.lookup("sigma12")),

tutorials/multiphase/interMixingFoam/laminar/damBreak/system/fvSolution

@@ -19,6 +19,10 @@ solvers
 {
     "alpha."
     {
+        nAlphaCorr      1;
+        nAlphaSubCycles 2;
+        cAlpha          1;
+
         solver          smoothSolver;
         smoother        GaussSeidel;
         tolerance       1e-06;
@@ -64,9 +68,6 @@ PIMPLE
     momentumPredictor no;
     nCorrectors     3;
     nNonOrthogonalCorrectors 0;
-    nAlphaCorr      1;
-    nAlphaSubCycles 2;
-    cAlpha          1;
 }