STYLE: Consistency updates for LTS solver

applications/solvers/lagrangian/LTSReactingParcelFoam/readTimeControls.H

@@ -27,13 +27,16 @@ License
 scalar maxCo(readScalar(pimple.dict().lookup("maxCo")));
 
 // Maximum time scale
-scalar maxDeltaT = readScalar(pimple.dict().lookup("maxDeltaT"));
+scalar maxDeltaT(pimple.dict().lookupOrDefault<scalar>("maxDeltaT", GREAT));
 
 // Smoothing parameter (0-1) when smoothing iterations > 0
-scalar alphaTauSmooth(pimple.dict().lookupOrDefault("alphaTauSmooth", 0.1));
+scalar rDeltaTSmoothingCoeff
+(
+    pimple.dict().lookupOrDefault<scalar>("rDeltaTSmoothingCoeff", 0.1)
+);
 
 // Maximum change in cell temperature per iteration (relative to previous value)
-scalar alphaTauTemp(pimple.dict().lookupOrDefault("alphaTauTemp", 0.05));
+scalar alphaTemp(pimple.dict().lookupOrDefault("alphaTemp", 0.05));
 
 
 // ************************************************************************* //

applications/solvers/lagrangian/LTSReactingParcelFoam/timeScales.H

@@ -82,7 +82,7 @@ Info<< "Time scales min/max:" << endl;
            /rho
         );
 
-        tau = alphaTauTemp*thermo.Cp()*T/(tau + ROOTVSMALL);
+        tau = alphaTemp*thermo.Cp()*T/(tau + ROOTVSMALL);
 
         Info<< "    Temperature = " << min(maxDeltaT, gMin(tau)) << ", "
             << min(maxDeltaT, gMax(tau)) << endl;
@@ -105,7 +105,7 @@ Info<< "Time scales min/max:" << endl;
 
     // Spatially smooth the time scale field
     // ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-    fvc::smooth(rDeltaT, alphaTauSmooth);
+    fvc::smooth(rDeltaT, rDeltaTSmoothingCoeff);
 
     Info<< "    Overall     = " << min(1/rDeltaT).value()
         << ", " << max(1/rDeltaT).value() << nl << endl;

tutorials/lagrangian/LTSReactingParcelFoam/counterFlowFlame2D/system/fvSolution

@@ -85,8 +85,9 @@ PIMPLE
     rhoMax rhoMax [1 -3 0 0 0] 1.5;
 
     maxCo           0.5;
+    rDeltaTSmoothingCoeff 0.1;
     maxDeltaT       1;
-    alphaTauTemp    0.005;
+    alphaTemp       0.005;
 }
 
 additional

tutorials/lagrangian/LTSReactingParcelFoam/verticalChannel/system/fvSolution

@@ -72,8 +72,8 @@ PIMPLE
     rhoMax rhoMax [1 -3 0 0 0] 1.5;
 
     maxCo           5;
-    alphaTauSmooth  1;
-    alphaTauTemp    1;
+    rDeltaTSmoothingCoeff 1;
+    alphaTemp       1;
     maxDeltaT       1;
 }