ENH: turbulenceFields FO - added LESRegion and DES shielding function, fd

src/functionObjects/field/turbulenceFields/turbulenceFields.C

@@ -6,7 +6,7 @@
      \\/     M anipulation  |
 -------------------------------------------------------------------------------
     Copyright (C) 2013-2016 OpenFOAM Foundation
-    Copyright (C) 2015-2021 OpenCFD Ltd.
+    Copyright (C) 2015-2022 OpenCFD Ltd.
 -------------------------------------------------------------------------------
 License
     This file is part of OpenFOAM.
@@ -29,6 +29,7 @@ License
 #include "turbulenceFields.H"
 #include "turbulentTransportModel.H"
 #include "turbulentFluidThermoModel.H"
+#include "DESModelBase.H"
 #include "addToRunTimeSelectionTable.H"
 
 // * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * //
@@ -60,6 +61,8 @@ Foam::functionObjects::turbulenceFields::compressibleFieldNames_
     { compressibleField::cfDevRhoReff, "devRhoReff" },
     { compressibleField::cfL, "L" },
     { compressibleField::cfI, "I" },
+    { compressibleField::cfLESRegion, "LESRegion" },
+    { compressibleField::cffd, "fd" },
 });
 
 
@@ -79,6 +82,8 @@ Foam::functionObjects::turbulenceFields::incompressibleFieldNames_
     { incompressibleField::ifDevReff, "devReff" },
     { incompressibleField::ifL, "L" },
     { incompressibleField::ifI, "I" },
+    { incompressibleField::ifLESRegion, "LESRegion" },
+    { incompressibleField::iffd, "fd" },
 });
 
 
@@ -267,6 +272,36 @@ bool Foam::functionObjects::turbulenceFields::execute()
                     processField<scalar>(f, I(model));
                     break;
                 }
+                case cfLESRegion:
+                {
+                    auto* DESPtr = mesh_.cfindObject<DESModelBase>(modelName_);
+                    if (!DESPtr)
+                    {
+                        WarningInFunction
+                            << "Turbulence model is not a DES model - "
+                            << "skipping request for LESRegion" << endl;
+
+                        break;
+                    }
+
+                    processField<scalar>(f, DESPtr->LESRegion());
+                    break;
+                }
+                case cffd:
+                {
+                    auto* DESPtr = mesh_.cfindObject<DESModelBase>(modelName_);
+                    if (!DESPtr)
+                    {
+                        WarningInFunction
+                            << "Turbulence model is not a DES model - "
+                            << "skipping request for fd" << endl;
+
+                        break;
+                    }
+
+                    processField<scalar>(f, DESPtr->fd());
+                    break;
+                }
                 default:
                 {
                     FatalErrorInFunction
@@ -334,6 +369,36 @@ bool Foam::functionObjects::turbulenceFields::execute()
                     processField<scalar>(f, I(model));
                     break;
                 }
+                case ifLESRegion:
+                {
+                    auto* DESPtr = mesh_.cfindObject<DESModelBase>(modelName_);
+                    if (!DESPtr)
+                    {
+                        WarningInFunction
+                            << "Turbulence model is not a DES model - "
+                            << "skipping request for LESRegion" << endl;
+
+                        break;
+                    }
+
+                    processField<scalar>(f, DESPtr->LESRegion());
+                    break;
+                }
+                case iffd:
+                {
+                    auto* DESPtr = mesh_.cfindObject<DESModelBase>(modelName_);
+                    if (!DESPtr)
+                    {
+                        WarningInFunction
+                            << "Turbulence model is not a DES model - "
+                            << "skipping request for fd" << endl;
+
+                        break;
+                    }
+
+                    processField<scalar>(f, DESPtr->fd());
+                    break;
+                }
                 default:
                 {
                     FatalErrorInFunction

src/functionObjects/field/turbulenceFields/turbulenceFields.H

@@ -182,7 +182,9 @@ public:
             cfR,            //!< "Reynolds stress tensor"
             cfDevRhoReff,   //!< "Divergence of the Reynolds stress"
             cfL,            //!< "Integral-length/Mixing-length scale"
-            cfI             //!< "Turbulence intensity"
+            cfI,            //!< "Turbulence intensity"
+            cfLESRegion,    //!< "DES model LES region indicator field"
+            cffd            //!< "DES model shielding function"
         };
 
         //- Names for compressibleField turbulence fields
@@ -200,7 +202,9 @@ public:
             ifR,            //!< "Reynolds stress tensor"
             ifDevReff,   //!< "Deviatoric part of the effective Reynolds stress"
             ifL,            //!< "Integral-length/Mixing-length scale"
-            ifI             //!< "Turbulence intensity"
+            ifI,            //!< "Turbulence intensity"
+            ifLESRegion,    //!< "DES model LES region indicator field"
+            iffd            //!< "DES model shielding function"
         };
 
         //- Names for incompressibleField turbulence fields