diff --git a/src/turbulenceModels/compressible/LES/derivedFvPatchFields/wallFunctions/alphaSgsWallFunctions/alphaSgsJayatillekeWallFunction/alphaSgsJayatillekeWallFunctionFvPatchScalarField.C b/src/turbulenceModels/compressible/LES/derivedFvPatchFields/wallFunctions/alphaSgsWallFunctions/alphaSgsJayatillekeWallFunction/alphaSgsJayatillekeWallFunctionFvPatchScalarField.C
index 624bf819d8..461a0b90f1 100644
--- a/src/turbulenceModels/compressible/LES/derivedFvPatchFields/wallFunctions/alphaSgsWallFunctions/alphaSgsJayatillekeWallFunction/alphaSgsJayatillekeWallFunctionFvPatchScalarField.C
+++ b/src/turbulenceModels/compressible/LES/derivedFvPatchFields/wallFunctions/alphaSgsWallFunctions/alphaSgsJayatillekeWallFunction/alphaSgsJayatillekeWallFunctionFvPatchScalarField.C
@@ -310,11 +310,9 @@ void alphaSgsJayatillekeWallFunctionFvPatchScalarField::evaluate
 void alphaSgsJayatillekeWallFunctionFvPatchScalarField::write(Ostream& os) const
 {
     fvPatchField<scalar>::write(os);
-
-    writeEntryIfDifferent<scalar>(os, "Prt", 0.85, Prt_);
-    writeEntryIfDifferent<scalar>(os, "kappa", 0.41, kappa_);
-    writeEntryIfDifferent<scalar>(os, "E", 9.8, E_);
-
+    os.writeKeyword("Prt") << Prt_ << token::END_STATEMENT << nl;
+    os.writeKeyword("kappa") << kappa_ << token::END_STATEMENT << nl;
+    os.writeKeyword("E") << E_ << token::END_STATEMENT << nl;
     writeEntry("value", os);
 }
 
diff --git a/src/turbulenceModels/compressible/LES/derivedFvPatchFields/wallFunctions/muSgsWallFunctions/muSgsWallFunction/muSgsWallFunctionFvPatchScalarField.C b/src/turbulenceModels/compressible/LES/derivedFvPatchFields/wallFunctions/muSgsWallFunctions/muSgsWallFunction/muSgsWallFunctionFvPatchScalarField.C
index 3f3c56c4cd..c31ac8815c 100644
--- a/src/turbulenceModels/compressible/LES/derivedFvPatchFields/wallFunctions/muSgsWallFunctions/muSgsWallFunction/muSgsWallFunctionFvPatchScalarField.C
+++ b/src/turbulenceModels/compressible/LES/derivedFvPatchFields/wallFunctions/muSgsWallFunctions/muSgsWallFunction/muSgsWallFunctionFvPatchScalarField.C
@@ -196,10 +196,8 @@ void muSgsWallFunctionFvPatchScalarField::write(Ostream& os) const
     writeEntryIfDifferent<word>(os, "U", "U", UName_);
     writeEntryIfDifferent<word>(os, "rho", "rho", rhoName_);
     writeEntryIfDifferent<word>(os, "mu", "mu", muName_);
-
-    writeEntryIfDifferent<scalar>(os, "kappa", 0.41, kappa_);
-    writeEntryIfDifferent<scalar>(os, "E", 9.8, E_);
-
+    os.writeKeyword("kappa") << kappa_ << token::END_STATEMENT << nl;
+    os.writeKeyword("E") << E_ << token::END_STATEMENT << nl;
     writeEntry("value", os);
 }
 
diff --git a/src/turbulenceModels/compressible/RAS/derivedFvPatchFields/turbulentHeatFluxTemperature/turbulentHeatFluxTemperatureFvPatchScalarField.C b/src/turbulenceModels/compressible/RAS/derivedFvPatchFields/turbulentHeatFluxTemperature/turbulentHeatFluxTemperatureFvPatchScalarField.C
index 4860bc8a2f..2f54baf7c2 100644
--- a/src/turbulenceModels/compressible/RAS/derivedFvPatchFields/turbulentHeatFluxTemperature/turbulentHeatFluxTemperatureFvPatchScalarField.C
+++ b/src/turbulenceModels/compressible/RAS/derivedFvPatchFields/turbulentHeatFluxTemperature/turbulentHeatFluxTemperatureFvPatchScalarField.C
@@ -178,9 +178,7 @@ void turbulentHeatFluxTemperatureFvPatchScalarField::write
 {
     fvPatchScalarField::write(os);
     q_.writeEntry("q", os);
-
-    writeEntryIfDifferent<word>(os, "rho", "rho", rhoName_);
-
+    os.writeKeyword("rho") << rhoName_ << token::END_STATEMENT << nl;
     gradient().writeEntry("gradient", os);
     writeEntry("value", os);
 }
diff --git a/src/turbulenceModels/compressible/RAS/derivedFvPatchFields/turbulentMixingLengthFrequencyInlet/turbulentMixingLengthFrequencyInletFvPatchScalarField.C b/src/turbulenceModels/compressible/RAS/derivedFvPatchFields/turbulentMixingLengthFrequencyInlet/turbulentMixingLengthFrequencyInletFvPatchScalarField.C
index 27f2ee8cc8..5893f2072e 100644
--- a/src/turbulenceModels/compressible/RAS/derivedFvPatchFields/turbulentMixingLengthFrequencyInlet/turbulentMixingLengthFrequencyInletFvPatchScalarField.C
+++ b/src/turbulenceModels/compressible/RAS/derivedFvPatchFields/turbulentMixingLengthFrequencyInlet/turbulentMixingLengthFrequencyInletFvPatchScalarField.C
@@ -137,9 +137,7 @@ void turbulentMixingLengthFrequencyInletFvPatchScalarField::write
     fvPatchField<scalar>::write(os);
     os.writeKeyword("mixingLength")
         << mixingLength_ << token::END_STATEMENT << nl;
-
-    writeEntryIfDifferent<word>(os, "k", "k", kName_);
-
+    os.writeKeyword("k") << kName_ << token::END_STATEMENT << nl;
     writeEntry("value", os);
 }
 
diff --git a/src/turbulenceModels/compressible/RAS/derivedFvPatchFields/wallFunctions/alphatWallFunctions/alphatWallFunction/alphatWallFunctionFvPatchScalarField.C b/src/turbulenceModels/compressible/RAS/derivedFvPatchFields/wallFunctions/alphatWallFunctions/alphatWallFunction/alphatWallFunctionFvPatchScalarField.C
index c06ae66c71..ad2115cdb1 100644
--- a/src/turbulenceModels/compressible/RAS/derivedFvPatchFields/wallFunctions/alphatWallFunctions/alphatWallFunction/alphatWallFunctionFvPatchScalarField.C
+++ b/src/turbulenceModels/compressible/RAS/derivedFvPatchFields/wallFunctions/alphatWallFunctions/alphatWallFunction/alphatWallFunctionFvPatchScalarField.C
@@ -122,7 +122,7 @@ void alphatWallFunctionFvPatchScalarField::write(Ostream& os) const
 {
     fvPatchField<scalar>::write(os);
     writeEntryIfDifferent<word>(os, "mut", "mut", mutName_);
-    writeEntryIfDifferent<scalar>(os, "Prt", 0.85, Prt_);
+    os.writeKeyword("Prt") << Prt_ << token::END_STATEMENT << nl;
     writeEntry("value", os);
 }
 
diff --git a/src/turbulenceModels/compressible/RAS/derivedFvPatchFields/wallFunctions/epsilonWallFunctions/epsilonWallFunction/epsilonWallFunctionFvPatchScalarField.C b/src/turbulenceModels/compressible/RAS/derivedFvPatchFields/wallFunctions/epsilonWallFunctions/epsilonWallFunction/epsilonWallFunctionFvPatchScalarField.C
index f68c7db44a..dc6f2a3644 100644
--- a/src/turbulenceModels/compressible/RAS/derivedFvPatchFields/wallFunctions/epsilonWallFunctions/epsilonWallFunction/epsilonWallFunctionFvPatchScalarField.C
+++ b/src/turbulenceModels/compressible/RAS/derivedFvPatchFields/wallFunctions/epsilonWallFunctions/epsilonWallFunction/epsilonWallFunctionFvPatchScalarField.C
@@ -246,11 +246,9 @@ void epsilonWallFunctionFvPatchScalarField::write(Ostream& os) const
     writeEntryIfDifferent<word>(os, "rho", "rho", rhoName_);
     writeEntryIfDifferent<word>(os, "mu", "mu", muName_);
     writeEntryIfDifferent<word>(os, "mut", "mut", mutName_);
-
-    writeEntryIfDifferent<scalar>(os, "Cmu", 0.09, Cmu_);
-    writeEntryIfDifferent<scalar>(os, "kappa", 0.41, kappa_);
-    writeEntryIfDifferent<scalar>(os, "E", 9.8, E_);
-
+    os.writeKeyword("Cmu") << Cmu_ << token::END_STATEMENT << nl;
+    os.writeKeyword("kappa") << kappa_ << token::END_STATEMENT << nl;
+    os.writeKeyword("E") << E_ << token::END_STATEMENT << nl;
     writeEntry("value", os);
 }
 
diff --git a/src/turbulenceModels/compressible/RAS/derivedFvPatchFields/wallFunctions/mutWallFunctions/mutkWallFunction/mutkWallFunctionFvPatchScalarField.C b/src/turbulenceModels/compressible/RAS/derivedFvPatchFields/wallFunctions/mutWallFunctions/mutkWallFunction/mutkWallFunctionFvPatchScalarField.C
index 041723e791..b7580a5d7a 100644
--- a/src/turbulenceModels/compressible/RAS/derivedFvPatchFields/wallFunctions/mutWallFunctions/mutkWallFunction/mutkWallFunctionFvPatchScalarField.C
+++ b/src/turbulenceModels/compressible/RAS/derivedFvPatchFields/wallFunctions/mutWallFunctions/mutkWallFunction/mutkWallFunctionFvPatchScalarField.C
@@ -107,9 +107,9 @@ tmp<scalarField> mutkWallFunctionFvPatchScalarField::calcMut() const
 
 void mutkWallFunctionFvPatchScalarField::writeLocalEntries(Ostream& os) const
 {
-    writeEntryIfDifferent<scalar>(os, "Cmu", 0.09, Cmu_);
-    writeEntryIfDifferent<scalar>(os, "kappa", 0.41, kappa_);
-    writeEntryIfDifferent<scalar>(os, "E", 9.8, E_);
+    os.writeKeyword("Cmu") << Cmu_ << token::END_STATEMENT << nl;
+    os.writeKeyword("kappa") << kappa_ << token::END_STATEMENT << nl;
+    os.writeKeyword("E") << E_ << token::END_STATEMENT << nl;
 }
 
 
diff --git a/src/turbulenceModels/compressible/RAS/derivedFvPatchFields/wallFunctions/omegaWallFunctions/omegaWallFunction/omegaWallFunctionFvPatchScalarField.C b/src/turbulenceModels/compressible/RAS/derivedFvPatchFields/wallFunctions/omegaWallFunctions/omegaWallFunction/omegaWallFunctionFvPatchScalarField.C
index 950dd45938..f377694b21 100644
--- a/src/turbulenceModels/compressible/RAS/derivedFvPatchFields/wallFunctions/omegaWallFunctions/omegaWallFunction/omegaWallFunctionFvPatchScalarField.C
+++ b/src/turbulenceModels/compressible/RAS/derivedFvPatchFields/wallFunctions/omegaWallFunctions/omegaWallFunction/omegaWallFunctionFvPatchScalarField.C
@@ -235,11 +235,9 @@ void omegaWallFunctionFvPatchScalarField::write(Ostream& os) const
     writeEntryIfDifferent<word>(os, "G", "RASModel::G", GName_);
     writeEntryIfDifferent<word>(os, "mu", "mu", muName_);
     writeEntryIfDifferent<word>(os, "mut", "mut", mutName_);
-
-    writeEntryIfDifferent<scalar>(os, "Cmu", 0.09, Cmu_);
-    writeEntryIfDifferent<scalar>(os, "kappa", 0.41, kappa_);
-    writeEntryIfDifferent<scalar>(os, "E", 9.8, E_);
-
+    os.writeKeyword("Cmu") << Cmu_ << token::END_STATEMENT << nl;
+    os.writeKeyword("kappa") << kappa_ << token::END_STATEMENT << nl;
+    os.writeKeyword("E") << E_ << token::END_STATEMENT << nl;
     writeEntry("value", os);
 }
 
diff --git a/src/turbulenceModels/incompressible/LES/derivedFvPatchFields/wallFunctions/nuSgsWallFunctions/nuSgsWallFunction/nuSgsWallFunctionFvPatchScalarField.C b/src/turbulenceModels/incompressible/LES/derivedFvPatchFields/wallFunctions/nuSgsWallFunctions/nuSgsWallFunction/nuSgsWallFunctionFvPatchScalarField.C
index 6b65ce3275..1d66afbc65 100644
--- a/src/turbulenceModels/incompressible/LES/derivedFvPatchFields/wallFunctions/nuSgsWallFunctions/nuSgsWallFunction/nuSgsWallFunctionFvPatchScalarField.C
+++ b/src/turbulenceModels/incompressible/LES/derivedFvPatchFields/wallFunctions/nuSgsWallFunctions/nuSgsWallFunction/nuSgsWallFunctionFvPatchScalarField.C
@@ -188,10 +188,8 @@ void nuSgsWallFunctionFvPatchScalarField::write(Ostream& os) const
     fvPatchField<scalar>::write(os);
     writeEntryIfDifferent<word>(os, "U", "U", UName_);
     writeEntryIfDifferent<word>(os, "nu", "nu", nuName_);
-
-    writeEntryIfDifferent<scalar>(os, "kappa", 0.41, kappa_);
-    writeEntryIfDifferent<scalar>(os, "E", 9.8, E_);
-
+    os.writeKeyword("kappa") << kappa_ << token::END_STATEMENT << nl;
+    os.writeKeyword("E") << E_ << token::END_STATEMENT << nl;
     writeEntry("value", os);
 }
 
diff --git a/src/turbulenceModels/incompressible/RAS/derivedFvPatchFields/turbulentMixingLengthFrequencyInlet/turbulentMixingLengthFrequencyInletFvPatchScalarField.C b/src/turbulenceModels/incompressible/RAS/derivedFvPatchFields/turbulentMixingLengthFrequencyInlet/turbulentMixingLengthFrequencyInletFvPatchScalarField.C
index e59e51125c..dac5ccb0f1 100644
--- a/src/turbulenceModels/incompressible/RAS/derivedFvPatchFields/turbulentMixingLengthFrequencyInlet/turbulentMixingLengthFrequencyInletFvPatchScalarField.C
+++ b/src/turbulenceModels/incompressible/RAS/derivedFvPatchFields/turbulentMixingLengthFrequencyInlet/turbulentMixingLengthFrequencyInletFvPatchScalarField.C
@@ -48,8 +48,8 @@ turbulentMixingLengthFrequencyInletFvPatchScalarField
 )
 :
     fixedValueFvPatchField<scalar>(p, iF),
-    mixingLength_(0.001),
-    kName_("k")
+    mixingLength_(0.0),
+    kName_("undefined-k")
 {}
 
 turbulentMixingLengthFrequencyInletFvPatchScalarField::
@@ -137,7 +137,7 @@ void turbulentMixingLengthFrequencyInletFvPatchScalarField::write
     fvPatchField<scalar>::write(os);
     os.writeKeyword("mixingLength")
         << mixingLength_ << token::END_STATEMENT << nl;
-    writeEntryIfDifferent<word>(os, "k", "k", kName_);    
+    os.writeKeyword("k") << kName_ << token::END_STATEMENT << nl;
     writeEntry("value", os);
 }
 
diff --git a/src/turbulenceModels/incompressible/RAS/derivedFvPatchFields/wallFunctions/epsilonWallFunctions/epsilonWallFunction/epsilonWallFunctionFvPatchScalarField.C b/src/turbulenceModels/incompressible/RAS/derivedFvPatchFields/wallFunctions/epsilonWallFunctions/epsilonWallFunction/epsilonWallFunctionFvPatchScalarField.C
index a6e221842f..93cad8188c 100644
--- a/src/turbulenceModels/incompressible/RAS/derivedFvPatchFields/wallFunctions/epsilonWallFunctions/epsilonWallFunction/epsilonWallFunctionFvPatchScalarField.C
+++ b/src/turbulenceModels/incompressible/RAS/derivedFvPatchFields/wallFunctions/epsilonWallFunctions/epsilonWallFunction/epsilonWallFunctionFvPatchScalarField.C
@@ -234,11 +234,9 @@ void epsilonWallFunctionFvPatchScalarField::write(Ostream& os) const
     writeEntryIfDifferent<word>(os, "G", "RASModel::G", GName_);
     writeEntryIfDifferent<word>(os, "nu", "nu", nuName_);
     writeEntryIfDifferent<word>(os, "nut", "nut", nutName_);
-
-    writeEntryIfDifferent<scalar>(os, "Cmu", 0.09, Cmu_);
-    writeEntryIfDifferent<scalar>(os, "kappa", 0.41, kappa_);
-    writeEntryIfDifferent<scalar>(os, "E", 9.8, E_);
-
+    os.writeKeyword("Cmu") << Cmu_ << token::END_STATEMENT << nl;
+    os.writeKeyword("kappa") << kappa_ << token::END_STATEMENT << nl;
+    os.writeKeyword("E") << E_ << token::END_STATEMENT << nl;
     writeEntry("value", os);
 }
 
diff --git a/src/turbulenceModels/incompressible/RAS/derivedFvPatchFields/wallFunctions/nutWallFunctions/nutkWallFunction/nutkWallFunctionFvPatchScalarField.C b/src/turbulenceModels/incompressible/RAS/derivedFvPatchFields/wallFunctions/nutWallFunctions/nutkWallFunction/nutkWallFunctionFvPatchScalarField.C
index 95dcc194fa..722016a2e7 100644
--- a/src/turbulenceModels/incompressible/RAS/derivedFvPatchFields/wallFunctions/nutWallFunctions/nutkWallFunction/nutkWallFunctionFvPatchScalarField.C
+++ b/src/turbulenceModels/incompressible/RAS/derivedFvPatchFields/wallFunctions/nutWallFunctions/nutkWallFunction/nutkWallFunctionFvPatchScalarField.C
@@ -106,9 +106,9 @@ tmp<scalarField> nutkWallFunctionFvPatchScalarField::calcNut() const
 
 void nutkWallFunctionFvPatchScalarField::writeLocalEntries(Ostream& os) const
 {
-    writeEntryIfDifferent<scalar>(os, "Cmu", 0.09, Cmu_);
-    writeEntryIfDifferent<scalar>(os, "kappa", 0.41, kappa_);
-    writeEntryIfDifferent<scalar>(os, "E", 9.8, E_);
+    os.writeKeyword("Cmu") << Cmu_ << token::END_STATEMENT << nl;
+    os.writeKeyword("kappa") << kappa_ << token::END_STATEMENT << nl;
+    os.writeKeyword("E") << E_ << token::END_STATEMENT << nl;
 }
 
 
diff --git a/src/turbulenceModels/incompressible/RAS/derivedFvPatchFields/wallFunctions/omegaWallFunctions/omegaWallFunction/omegaWallFunctionFvPatchScalarField.C b/src/turbulenceModels/incompressible/RAS/derivedFvPatchFields/wallFunctions/omegaWallFunctions/omegaWallFunction/omegaWallFunctionFvPatchScalarField.C
index 1c41104c37..300b0aaf4f 100644
--- a/src/turbulenceModels/incompressible/RAS/derivedFvPatchFields/wallFunctions/omegaWallFunctions/omegaWallFunction/omegaWallFunctionFvPatchScalarField.C
+++ b/src/turbulenceModels/incompressible/RAS/derivedFvPatchFields/wallFunctions/omegaWallFunctions/omegaWallFunction/omegaWallFunctionFvPatchScalarField.C
@@ -224,11 +224,9 @@ void omegaWallFunctionFvPatchScalarField::write(Ostream& os) const
     writeEntryIfDifferent<word>(os, "G", "RASModel::G", GName_);
     writeEntryIfDifferent<word>(os, "nu", "nu", nuName_);
     writeEntryIfDifferent<word>(os, "nut", "nut", nutName_);
-
-    writeEntryIfDifferent<scalar>(os, "Cmu", 0.09, Cmu_);
-    writeEntryIfDifferent<scalar>(os, "kappa", 0.41, kappa_);
-    writeEntryIfDifferent<scalar>(os, "E", 9.8, E_);
-
+    os.writeKeyword("Cmu") << Cmu_ << token::END_STATEMENT << nl;
+    os.writeKeyword("kappa") << kappa_ << token::END_STATEMENT << nl;
+    os.writeKeyword("E") << E_ << token::END_STATEMENT << nl;
     writeEntry("value", os);
 }