BUG/ENH: Added use of engine time to cloud injection models - mantis #407

src/OpenFOAM/primitives/functions/DataEntry/CSV/CSV.H

@@ -2,7 +2,7 @@
   =========                 |
   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
    \\    /   O peration     |
-    \\  /    A nd           | Copyright (C) 2011 OpenFOAM Foundation
+    \\  /    A nd           | Copyright (C) 2011-2012 OpenFOAM Foundation
      \\/     M anipulation  |
 -------------------------------------------------------------------------------
 License
@@ -139,6 +139,17 @@ public:
 
     // Member Functions
 
+        // Manipulation
+
+            //- Convert time
+            virtual void convertTimeBase(const Time& t)
+            {
+                TableBase<Type>::convertTimeBase(t);
+            }
+
+
+        // Evaluation
+
             //- Return Table value
             virtual Type value(const scalar x) const
             {

src/OpenFOAM/primitives/functions/DataEntry/DataEntry/DataEntry.C

@@ -2,7 +2,7 @@
   =========                 |
   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
    \\    /   O peration     |
-    \\  /    A nd           | Copyright (C) 2011 OpenFOAM Foundation
+    \\  /    A nd           | Copyright (C) 2011-2012 OpenFOAM Foundation
      \\/     M anipulation  |
 -------------------------------------------------------------------------------
 License
@@ -24,6 +24,7 @@ License
 \*---------------------------------------------------------------------------*/
 
 #include "DataEntry.H"
+#include "Time.H"
 
 // * * * * * * * * * * * * * * * * Constructor * * * * * * * * * * * * * * * //
 
@@ -59,6 +60,13 @@ const Foam::word& Foam::DataEntry<Type>::name() const
 }
 
 
+template<class Type>
+void Foam::DataEntry<Type>::convertTimeBase(const Time&)
+{
+    // do nothing
+}
+
+
 template<class Type>
 Type Foam::DataEntry<Type>::value(const scalar x) const
 {

src/OpenFOAM/primitives/functions/DataEntry/DataEntry/DataEntry.H

@@ -2,7 +2,7 @@
   =========                 |
   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
    \\    /   O peration     |
-    \\  /    A nd           | Copyright (C) 2011 OpenFOAM Foundation
+    \\  /    A nd           | Copyright (C) 2011-2012 OpenFOAM Foundation
      \\/     M anipulation  |
 -------------------------------------------------------------------------------
 License
@@ -45,6 +45,7 @@ SourceFiles
 
 namespace Foam
 {
+class Time;
 
 template<class Type>
 class DataEntry;
@@ -133,6 +134,12 @@ public:
             const word& name() const;
 
 
+        // Manipulation
+
+            //- Convert time
+            virtual void convertTimeBase(const Time& t);
+
+
         // Evaluation
 
             //- Return value as a function of (scalar) independent variable

src/OpenFOAM/primitives/functions/DataEntry/Table/Table.H

@@ -2,7 +2,7 @@
   =========                 |
   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
    \\    /   O peration     |
-    \\  /    A nd           | Copyright (C) 2011 OpenFOAM Foundation
+    \\  /    A nd           | Copyright (C) 2011-2012 OpenFOAM Foundation
      \\/     M anipulation  |
 -------------------------------------------------------------------------------
 License
@@ -106,6 +106,17 @@ public:
 
     // Member Functions
 
+        // Manipulation
+
+            //- Convert time
+            virtual void convertTimeBase(const Time& t)
+            {
+                TableBase<Type>::convertTimeBase(t);
+            }
+
+
+        // Evaluation
+
             //- Return Table value
             virtual Type value(const scalar x) const
             {

src/OpenFOAM/primitives/functions/DataEntry/Table/TableBase.C

@@ -2,7 +2,7 @@
   =========                 |
   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
    \\    /   O peration     |
-    \\  /    A nd           | Copyright (C) 2011 OpenFOAM Foundation
+    \\  /    A nd           | Copyright (C) 2011-2012 OpenFOAM Foundation
      \\/     M anipulation  |
 -------------------------------------------------------------------------------
 License
@@ -24,6 +24,7 @@ License
 \*---------------------------------------------------------------------------*/
 
 #include "TableBase.H"
+#include "Time.H"
 
 // * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //
 
@@ -296,6 +297,17 @@ bool Foam::TableBase<Type>::checkMaxBounds
 }
 
 
+template<class Type>
+void Foam::TableBase<Type>::convertTimeBase(const Time& t)
+{
+    forAll(table_, i)
+    {
+        scalar value = table_[i].first();
+        table_[i].first() = t.userTimeToTime(value);
+    }
+}
+
+
 template<class Type>
 Type Foam::TableBase<Type>::value(const scalar x) const
 {

src/OpenFOAM/primitives/functions/DataEntry/Table/TableBase.H

@@ -2,7 +2,7 @@
   =========                 |
   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
    \\    /   O peration     |
-    \\  /    A nd           | Copyright (C) 2011 OpenFOAM Foundation
+    \\  /    A nd           | Copyright (C) 2011-2012 OpenFOAM Foundation
      \\/     M anipulation  |
 -------------------------------------------------------------------------------
 License
@@ -129,6 +129,9 @@ public:
         //- Check maximum table bounds
         bool checkMaxBounds(const scalar x, scalar& xDash) const;
 
+        //- Convert time
+        virtual void convertTimeBase(const Time& t);
+
         //- Return Table value
         virtual Type value(const scalar x) const;
 

src/OpenFOAM/primitives/functions/DataEntry/TableFile/TableFile.H

@@ -2,7 +2,7 @@
   =========                 |
   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
    \\    /   O peration     |
-    \\  /    A nd           | Copyright (C) 2012 OpenFOAM Foundation
+    \\  /    A nd           | Copyright (C) 2011-2012 OpenFOAM Foundation
      \\/     M anipulation  |
 -------------------------------------------------------------------------------
 License
@@ -122,6 +122,17 @@ public:
 
     // Member Functions
 
+        // Manipulation
+
+            //- Convert time
+            virtual void convertTimeBase(const Time& t)
+            {
+                TableBase<Type>::convertTimeBase(t);
+            }
+
+
+        // Evaluation
+
             //- Return TableFile value
             virtual Type value(const scalar x) const
             {

src/OpenFOAM/primitives/functions/DataEntry/polynomial/polynomial.C

@@ -2,7 +2,7 @@
   =========                 |
   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
    \\    /   O peration     |
-    \\  /    A nd           | Copyright (C) 2011 OpenFOAM Foundation
+    \\  /    A nd           | Copyright (C) 2011-2012 OpenFOAM Foundation
      \\/     M anipulation  |
 -------------------------------------------------------------------------------
 License
@@ -24,6 +24,7 @@ License
 \*---------------------------------------------------------------------------*/
 
 #include "polynomial.H"
+#include "Time.H"
 
 // * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * //
 
@@ -89,6 +90,16 @@ Foam::polynomial::~polynomial()
 
 // * * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * //
 
+void Foam::polynomial::convertTimeBase(const Time& t)
+{
+    forAll(coeffs_, i)
+    {
+        scalar value = coeffs_[i].first();
+        coeffs_[i].first() = t.userTimeToTime(value);
+    }
+}
+
+
 Foam::scalar Foam::polynomial::value(const scalar x) const
 {
     scalar y = 0.0;

src/OpenFOAM/primitives/functions/DataEntry/polynomial/polynomial.H

@@ -2,7 +2,7 @@
   =========                 |
   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
    \\    /   O peration     |
-    \\  /    A nd           | Copyright (C) 2011 OpenFOAM Foundation
+    \\  /    A nd           | Copyright (C) 2011-2012 OpenFOAM Foundation
      \\/     M anipulation  |
 -------------------------------------------------------------------------------
 License
@@ -112,6 +112,14 @@ public:
 
     // Member Functions
 
+        // Manipulation
+
+            //- Convert time
+            virtual void convertTimeBase(const Time& t);
+
+
+        // Evaluation
+
             //- Return polynomial value
             scalar value(const scalar x) const;
 

src/OpenFOAM/primitives/functions/TimeDataEntry/TimeDataEntry/TimeDataEntry.C

@@ -0,0 +1,137 @@
+/*---------------------------------------------------------------------------*\
+  =========                 |
+  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
+   \\    /   O peration     |
+    \\  /    A nd           | Copyright (C) 2012 OpenFOAM Foundation
+     \\/     M anipulation  |
+-------------------------------------------------------------------------------
+License
+    This file is part of OpenFOAM.
+
+    OpenFOAM is free software: you can redistribute it and/or modify it
+    under the terms of the GNU General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
+    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+    FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+    for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with OpenFOAM.  If not, see <http://www.gnu.org/licenses/>.
+
+\*---------------------------------------------------------------------------*/
+
+#include "TimeDataEntry.H"
+
+// * * * * * * * * * * * * * * * * Constructor * * * * * * * * * * * * * * * //
+
+template<class Type>
+Foam::TimeDataEntry<Type>::TimeDataEntry
+(
+    const Time& t,
+    const word& name,
+    const dictionary& dict
+)
+:
+    time_(t),
+    name_(name),
+    entry_(DataEntry<Type>::New(name, dict))
+{
+    entry_->convertTimeBase(t);
+}
+
+
+template<class Type>
+Foam::TimeDataEntry<Type>::TimeDataEntry(const Time& t, const word& name)
+:
+    time_(t),
+    name_(name),
+    entry_(NULL)
+{}
+
+
+template<class Type>
+Foam::TimeDataEntry<Type>::TimeDataEntry
+(
+    const TimeDataEntry<Type>& tde
+)
+:
+    time_(tde.time_),
+    name_(tde.name_),
+    entry_(tde.entry_->clone().ptr())
+{}
+
+
+// * * * * * * * * * * * * * * * * Destructor  * * * * * * * * * * * * * * * //
+
+template<class Type>
+Foam::TimeDataEntry<Type>::~TimeDataEntry()
+{}
+
+
+// * * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * //
+
+template<class Type>
+void Foam::TimeDataEntry<Type>::reset(const dictionary& dict)
+{
+    entry_.reset
+    (
+        DataEntry<Type>::New
+        (
+            name_,
+            dict
+        ).ptr()
+    );
+
+    entry_->convertTimeBase(time_);
+}
+
+
+template<class Type>
+const Foam::word& Foam::TimeDataEntry<Type>::name() const
+{
+    return entry_->name();
+}
+
+
+template<class Type>
+Type Foam::TimeDataEntry<Type>::value(const scalar x) const
+{
+    return entry_->value(x);
+}
+
+
+template<class Type>
+Type Foam::TimeDataEntry<Type>::integrate
+(
+    const scalar x1,
+    const scalar x2
+) const
+{
+    return entry_->integrate(x1, x2);
+}
+
+
+// * * * * * * * * * * * * * * * IOstream Operators  * * * * * * * * * * * * //
+
+template<class Type>
+Foam::Ostream& Foam::operator<<
+(
+    Ostream& os,
+    const TimeDataEntry<Type>& de
+)
+{
+    return de.entry_->operator<<(os, de);
+}
+
+
+template<class Type>
+void Foam::TimeDataEntry<Type>::writeData(Ostream& os) const
+{
+    entry_->writeData(os);
+}
+
+
+// ************************************************************************* //

src/OpenFOAM/primitives/functions/TimeDataEntry/TimeDataEntry/TimeDataEntry.H

@@ -0,0 +1,153 @@
+/*---------------------------------------------------------------------------*\
+  =========                 |
+  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
+   \\    /   O peration     |
+    \\  /    A nd           | Copyright (C) 2012 OpenFOAM Foundation
+     \\/     M anipulation  |
+-------------------------------------------------------------------------------
+License
+    This file is part of OpenFOAM.
+
+    OpenFOAM is free software: you can redistribute it and/or modify it
+    under the terms of the GNU General Public License as published by
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
+    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+    FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+    for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with OpenFOAM.  If not, see <http://www.gnu.org/licenses/>.
+
+Class
+    Foam::TimeDataEntry
+
+Description
+    Light wrapper around DataEntry to provide a mechanism to update time-based
+    entries.
+
+SourceFiles
+    TimeDataEntry.C
+
+\*---------------------------------------------------------------------------*/
+
+#ifndef TimeDataEntry_H
+#define TimeDataEntry_H
+
+#include "DataEntry.H"
+#include "Time.H"
+
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+
+namespace Foam
+{
+template<class Type>
+class TimeDataEntry;
+
+template<class Type>
+Ostream& operator<<
+(
+    Ostream&,
+    const TimeDataEntry<Type>&
+);
+
+/*---------------------------------------------------------------------------*\
+                       Class TimeDataEntry Declaration
+\*---------------------------------------------------------------------------*/
+
+template<class Type>
+class TimeDataEntry
+{
+
+protected:
+
+    // Protected data
+
+        //- Reference to the time database
+        const Time& time_;
+
+        //- Name of the data entry
+        const word name_;
+
+        //- The underlying DataEntry
+        autoPtr<DataEntry<Type> > entry_;
+
+
+public:
+
+    // Constructor
+
+        //- Construct from entry name
+        TimeDataEntry
+        (
+            const Time& t,
+            const word& name,
+            const dictionary& dict
+        );
+
+        //- Construct null from entry name
+        TimeDataEntry
+        (
+            const Time& t,
+            const word& entryName
+        );
+
+        //- Copy constructor
+        TimeDataEntry(const TimeDataEntry<Type>& tde);
+
+
+    //- Destructor
+    virtual ~TimeDataEntry();
+
+
+    // Member Functions
+
+        // Access
+
+            //- Reset entry by re-reading from dictionary
+            void reset(const dictionary& dict);
+
+            //- Return the name of the entry
+            const word& name() const;
+
+
+        // Evaluation
+
+            //- Return value as a function of (scalar) independent variable
+            virtual Type value(const scalar x) const;
+
+            //- Integrate between two (scalar) values
+            virtual Type integrate(const scalar x1, const scalar x2) const;
+
+
+    // I/O
+
+        //- Ostream Operator
+        friend Ostream& operator<< <Type>
+        (
+            Ostream& os,
+            const TimeDataEntry<Type>& de
+        );
+
+        //- Write in dictionary format
+        virtual void writeData(Ostream& os) const;
+};
+
+
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+
+} // End namespace Foam
+
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+
+#ifdef NoRepository
+#   include "TimeDataEntry.C"
+#endif
+
+// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
+
+#endif
+
+// ************************************************************************* //

src/lagrangian/intermediate/submodels/Kinematic/InjectionModel/ConeInjection/ConeInjection.C

@@ -2,7 +2,7 @@
   =========                 |
   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
    \\    /   O peration     |
-    \\  /    A nd           | Copyright (C) 2011 OpenFOAM Foundation
+    \\  /    A nd           | Copyright (C) 2011-2012 OpenFOAM Foundation
      \\/     M anipulation  |
 -------------------------------------------------------------------------------
 License
@@ -24,7 +24,7 @@ License
 \*---------------------------------------------------------------------------*/
 
 #include "ConeInjection.H"
-#include "DataEntry.H"
+#include "TimeDataEntry.H"
 #include "mathematicalConstants.H"
 #include "unitConversion.H"
 
@@ -51,11 +51,40 @@ Foam::ConeInjection<CloudType>::ConeInjection
     ),
     flowRateProfile_
     (
-        DataEntry<scalar>::New("flowRateProfile", this->coeffDict())
+        TimeDataEntry<scalar>
+        (
+            owner.db().time(),
+            "flowRateProfile",
+            this->coeffDict()
+        )
+    ),
+    Umag_
+    (
+        TimeDataEntry<scalar>
+        (
+            owner.db().time(),
+            "Umag",
+            this->coeffDict()
+        )
+    ),
+    thetaInner_
+    (
+        TimeDataEntry<scalar>
+        (
+            owner.db().time(),
+            "thetaInner",
+            this->coeffDict()
+        )
+    ),
+    thetaOuter_
+    (
+        TimeDataEntry<scalar>
+        (
+            owner.db().time(),
+            "thetaOuter",
+            this->coeffDict()
+        )
     ),
-    Umag_(DataEntry<scalar>::New("Umag", this->coeffDict())),
-    thetaInner_(DataEntry<scalar>::New("thetaInner", this->coeffDict())),
-    thetaOuter_(DataEntry<scalar>::New("thetaOuter", this->coeffDict())),
     sizeDistribution_
     (
         distributionModels::distributionModel::New
@@ -67,6 +96,8 @@ Foam::ConeInjection<CloudType>::ConeInjection
     tanVec1_(positionAxis_.size()),
     tanVec2_(positionAxis_.size())
 {
+    duration_ = owner.db().time().userTimeToTime(duration_);
+
     // Normalise direction vector and determine direction vectors
     // tangential to injector axis direction
     forAll(positionAxis_, i)
@@ -92,7 +123,7 @@ Foam::ConeInjection<CloudType>::ConeInjection
     }
 
     // Set total volume to inject
-    this->volumeTotal_ = flowRateProfile_().integrate(0.0, duration_);
+    this->volumeTotal_ = flowRateProfile_.integrate(0.0, duration_);
 
     // Set/cache the injector cells
     forAll(positionAxis_, i)
@@ -121,10 +152,10 @@ Foam::ConeInjection<CloudType>::ConeInjection
     injectorTetPts_(im.injectorTetPts_),
     duration_(im.duration_),
     parcelsPerInjector_(im.parcelsPerInjector_),
-    flowRateProfile_(im.flowRateProfile_().clone().ptr()),
+    flowRateProfile_(im.flowRateProfile_),
-    Umag_(im.Umag_().clone().ptr()),
+    Umag_(im.Umag_),
-    thetaInner_(im.thetaInner_().clone().ptr()),
+    thetaInner_(im.thetaInner_),
-    thetaOuter_(im.thetaOuter_().clone().ptr()),
+    thetaOuter_(im.thetaOuter_),
     sizeDistribution_(im.sizeDistribution_().clone().ptr()),
     nInjected_(im.nInjected_),
     tanVec1_(im.tanVec1_),
@@ -157,7 +188,7 @@ Foam::label Foam::ConeInjection<CloudType>::parcelsToInject
 {
     if ((time0 >= 0.0) && (time0 < duration_))
     {
-        const scalar targetVolume = flowRateProfile_().integrate(0, time1);
+        const scalar targetVolume = flowRateProfile_.integrate(0, time1);
 
         const label targetParcels =
             parcelsPerInjector_*targetVolume/this->volumeTotal_;
@@ -184,7 +215,7 @@ Foam::scalar Foam::ConeInjection<CloudType>::volumeToInject
 {
     if ((time0 >= 0.0) && (time0 < duration_))
     {
-        return flowRateProfile_().integrate(time0, time1);
+        return flowRateProfile_.integrate(time0, time1);
     }
     else
     {
@@ -229,8 +260,8 @@ void Foam::ConeInjection<CloudType>::setProperties
     const label i = parcelI % positionAxis_.size();
 
     scalar t = time - this->SOI_;
-    scalar ti = thetaInner_().value(t);
+    scalar ti = thetaInner_.value(t);
-    scalar to = thetaOuter_().value(t);
+    scalar to = thetaOuter_.value(t);
     scalar coneAngle = degToRad(rnd.position<scalar>(ti, to));
 
     scalar alpha = sin(coneAngle);
@@ -242,7 +273,7 @@ void Foam::ConeInjection<CloudType>::setProperties
     dirVec += normal;
     dirVec /= mag(dirVec);
 
-    parcel.U() = Umag_().value(t)*dirVec;
+    parcel.U() = Umag_.value(t)*dirVec;
 
     // set particle diameter
     parcel.d() = sizeDistribution_().sample();

src/lagrangian/intermediate/submodels/Kinematic/InjectionModel/ConeInjection/ConeInjection.H

@@ -2,7 +2,7 @@
   =========                 |
   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
    \\    /   O peration     |
-    \\  /    A nd           | Copyright (C) 2011 OpenFOAM Foundation
+    \\  /    A nd           | Copyright (C) 2011-2012 OpenFOAM Foundation
      \\/     M anipulation  |
 -------------------------------------------------------------------------------
 License
@@ -45,17 +45,13 @@ SourceFiles
 #include "InjectionModel.H"
 #include "distributionModel.H"
 #include "vectorList.H"
+#include "TimeDataEntry.H"
 
 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
 namespace Foam
 {
 
-// Forward declaration of classes
-
-template<class Type>
-class DataEntry;
-
 /*---------------------------------------------------------------------------*\
                        Class ConeInjection Declaration
 \*---------------------------------------------------------------------------*/
@@ -80,22 +76,22 @@ class ConeInjection
         labelList injectorTetPts_;
 
         //- Injection duration [s]
-        const scalar duration_;
+        scalar duration_;
 
         //- Number of parcels to introduce per injector
         const label parcelsPerInjector_;
 
         //- Flow rate profile relative to SOI []
-        const autoPtr<DataEntry<scalar> > flowRateProfile_;
+        const TimeDataEntry<scalar> flowRateProfile_;
 
         //- Parcel velocity magnitude relative to SOI [m/s]
-        const autoPtr<DataEntry<scalar> > Umag_;
+        const TimeDataEntry<scalar> Umag_;
 
         //- Inner cone angle relative to SOI [deg]
-        const autoPtr<DataEntry<scalar> > thetaInner_;
+        const TimeDataEntry<scalar> thetaInner_;
 
         //- Outer cone angle relative to SOI [deg]
-        const autoPtr<DataEntry<scalar> > thetaOuter_;
+        const TimeDataEntry<scalar> thetaOuter_;
 
         //- Parcel size distribution model
         const autoPtr<distributionModels::distributionModel> sizeDistribution_;

src/lagrangian/intermediate/submodels/Kinematic/InjectionModel/ConeNozzleInjection/ConeNozzleInjection.C

@@ -2,7 +2,7 @@
   =========                 |
   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
    \\    /   O peration     |
-    \\  /    A nd           | Copyright (C) 2011 OpenFOAM Foundation
+    \\  /    A nd           | Copyright (C) 2011-2012 OpenFOAM Foundation
      \\/     M anipulation  |
 -------------------------------------------------------------------------------
 License
@@ -24,7 +24,7 @@ License
 \*---------------------------------------------------------------------------*/
 
 #include "ConeNozzleInjection.H"
-#include "DataEntry.H"
+#include "TimeDataEntry.H"
 #include "mathematicalConstants.H"
 #include "distributionModel.H"
 
@@ -74,26 +74,12 @@ void Foam::ConeNozzleInjection<CloudType>::setFlowType()
     }
     else if (flowType == "pressureDrivenVelocity")
     {
-        Pinj_.reset
+        Pinj_.reset(this->coeffDict());
-        (
-            DataEntry<scalar>::New
-            (
-                "Pinj",
-                this->coeffDict()
-            ).ptr()
-        );
         flowType_ = ftPressureDrivenVelocity;
     }
     else if (flowType == "flowRateAndDischarge")
     {
-        Cd_.reset
+        Cd_.reset(this->coeffDict());
-        (
-            DataEntry<scalar>::New
-            (
-                "Cd",
-                this->coeffDict()
-            ).ptr()
-        );
         flowType_ = ftFlowRateAndDischarge;
     }
     else
@@ -132,24 +118,27 @@ Foam::ConeNozzleInjection<CloudType>::ConeNozzleInjection
     ),
     flowRateProfile_
     (
-        DataEntry<scalar>::New
+        TimeDataEntry<scalar>
         (
+            owner.db().time(),
             "flowRateProfile",
             this->coeffDict()
         )
     ),
     thetaInner_
     (
-        DataEntry<scalar>::New
+        TimeDataEntry<scalar>
         (
+            owner.db().time(),
             "thetaInner",
             this->coeffDict()
         )
     ),
     thetaOuter_
     (
-        DataEntry<scalar>::New
+        TimeDataEntry<scalar>
         (
+            owner.db().time(),
             "thetaOuter",
             this->coeffDict()
         )
@@ -167,8 +156,8 @@ Foam::ConeNozzleInjection<CloudType>::ConeNozzleInjection
     normal_(vector::zero),
 
     UMag_(0.0),
-    Cd_(NULL),
+    Cd_(owner.db().time(), "Cd"),
-    Pinj_(NULL)
+    Pinj_(owner.db().time(), "Pinj")
 {
     if (innerDiameter_ >= outerDiameter_)
     {
@@ -183,6 +172,8 @@ Foam::ConeNozzleInjection<CloudType>::ConeNozzleInjection
          << exit(FatalError);
     }
 
+    duration_ = owner.db().time().userTimeToTime(duration_);
+
     setInjectionMethod();
 
     setFlowType();
@@ -208,7 +199,7 @@ Foam::ConeNozzleInjection<CloudType>::ConeNozzleInjection
     tanVec2_ = direction_^tanVec1_;
 
     // Set total volume to inject
-    this->volumeTotal_ = flowRateProfile_().integrate(0.0, duration_);
+    this->volumeTotal_ = flowRateProfile_.integrate(0.0, duration_);
 }
 
 
@@ -230,26 +221,17 @@ Foam::ConeNozzleInjection<CloudType>::ConeNozzleInjection
     tetPtI_(im.tetPtI_),
     direction_(im.direction_),
     parcelsPerSecond_(im.parcelsPerSecond_),
-    flowRateProfile_(im.flowRateProfile_().clone().ptr()),
+    flowRateProfile_(im.flowRateProfile_),
-    thetaInner_(im.thetaInner_().clone().ptr()),
+    thetaInner_(im.thetaInner_),
-    thetaOuter_(im.thetaOuter_().clone().ptr()),
+    thetaOuter_(im.thetaOuter_),
     sizeDistribution_(im.sizeDistribution_().clone().ptr()),
     tanVec1_(im.tanVec1_),
     tanVec2_(im.tanVec1_),
     normal_(im.normal_),
     UMag_(im.UMag_),
-    Cd_(NULL),
+    Cd_(im.Cd_),
-    Pinj_(NULL)
+    Pinj_(im.Pinj_)
-{
+{}
-    if (im.Cd_.valid())
-    {
-        Cd_.reset(im.Cd_().clone().ptr());
-    }
-    if (im.Pinj_.valid())
-    {
-        Pinj_.reset(im.Pinj_().clone().ptr());
-    }
-}
 
 
 // * * * * * * * * * * * * * * * * Destructor  * * * * * * * * * * * * * * * //
@@ -295,7 +277,7 @@ Foam::scalar Foam::ConeNozzleInjection<CloudType>::volumeToInject
 {
     if ((time0 >= 0.0) && (time0 < duration_))
     {
-        return flowRateProfile_().integrate(time0, time1);
+        return flowRateProfile_.integrate(time0, time1);
     }
     else
     {
@@ -383,8 +365,8 @@ void Foam::ConeNozzleInjection<CloudType>::setProperties
     const scalar deg2Rad = mathematical::pi/180.0;
 
     scalar t = time - this->SOI_;
-    scalar ti = thetaInner_().value(t);
+    scalar ti = thetaInner_.value(t);
-    scalar to = thetaOuter_().value(t);
+    scalar to = thetaOuter_.value(t);
     scalar coneAngle = rndGen.sample01<scalar>()*(to - ti) + ti;
 
     coneAngle *= deg2Rad;
@@ -407,7 +389,7 @@ void Foam::ConeNozzleInjection<CloudType>::setProperties
         {
             scalar pAmbient = this->owner().pAmbient();
             scalar rho = parcel.rho();
-            scalar UMag = ::sqrt(2.0*(Pinj_().value(t) - pAmbient)/rho);
+            scalar UMag = ::sqrt(2.0*(Pinj_.value(t) - pAmbient)/rho);
             parcel.U() = UMag*dirVec;
             break;
         }
@@ -417,10 +399,10 @@ void Foam::ConeNozzleInjection<CloudType>::setProperties
             scalar Ai = 0.25*mathematical::pi*innerDiameter_*innerDiameter_;
             scalar massFlowRate =
                 this->massTotal()
-               *flowRateProfile_().value(t)
+               *flowRateProfile_.value(t)
                /this->volumeTotal();
 
-            scalar Umag = massFlowRate/(parcel.rho()*Cd_().value(t)*(Ao - Ai));
+            scalar Umag = massFlowRate/(parcel.rho()*Cd_.value(t)*(Ao - Ai));
             parcel.U() = Umag*dirVec;
             break;
         }

src/lagrangian/intermediate/submodels/Kinematic/InjectionModel/ConeNozzleInjection/ConeNozzleInjection.H

@@ -2,7 +2,7 @@
   =========                 |
   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
    \\    /   O peration     |
-    \\  /    A nd           | Copyright (C) 2011 OpenFOAM Foundation
+    \\  /    A nd           | Copyright (C) 2011-2012 OpenFOAM Foundation
      \\/     M anipulation  |
 -------------------------------------------------------------------------------
 License
@@ -63,7 +63,7 @@ namespace Foam
 // Forward declaration of classes
 
 template<class Type>
-class DataEntry;
+class TimeDataEntry;
 
 class distributionModel;
 
@@ -111,7 +111,7 @@ private:
         const scalar innerDiameter_;
 
         //- Injection duration [s]
-        const scalar duration_;
+        scalar duration_;
 
         //- Injector position [m]
         vector position_;
@@ -132,13 +132,13 @@ private:
         const label parcelsPerSecond_;
 
         //- Flow rate profile relative to SOI []
-        const autoPtr<DataEntry<scalar> > flowRateProfile_;
+        const TimeDataEntry<scalar> flowRateProfile_;
 
         //- Inner cone angle relative to SOI [deg]
-        const autoPtr<DataEntry<scalar> > thetaInner_;
+        const TimeDataEntry<scalar> thetaInner_;
 
         //- Outer cone angle relative to SOI [deg]
-        const autoPtr<DataEntry<scalar> > thetaOuter_;
+        const TimeDataEntry<scalar> thetaOuter_;
 
         //- Parcel size PDF model
         const autoPtr<distributionModels::distributionModel> sizeDistribution_;
@@ -162,10 +162,10 @@ private:
             scalar UMag_;
 
             //- Discharge coefficient, relative to SOI [m/s]
-            autoPtr<DataEntry<scalar> > Cd_;
+            TimeDataEntry<scalar> Cd_;
 
             //- Injection pressure [Pa]
-            autoPtr<DataEntry<scalar> > Pinj_;
+            TimeDataEntry<scalar> Pinj_;
 
 
     // Private Member Functions

src/lagrangian/intermediate/submodels/Kinematic/InjectionModel/InflationInjection/InflationInjection.C

@@ -2,7 +2,7 @@
   =========                 |
   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
    \\    /   O peration     |
-    \\  /    A nd           | Copyright (C) 2011 OpenFOAM Foundation
+    \\  /    A nd           | Copyright (C) 2011-2012 OpenFOAM Foundation
      \\/     M anipulation  |
 -------------------------------------------------------------------------------
 License
@@ -48,16 +48,18 @@ Foam::InflationInjection<CloudType>::InflationInjection
     duration_(readScalar(this->coeffDict().lookup("duration"))),
     flowRateProfile_
     (
-        DataEntry<scalar>::New
+        TimeDataEntry<scalar>
         (
+            owner.db().time(),
             "flowRateProfile",
             this->coeffDict()
         )
     ),
     growthRate_
     (
-        DataEntry<scalar>::New
+        TimeDataEntry<scalar>
         (
+            owner.db().time(),
             "growthRate",
             this->coeffDict()
         )
@@ -76,6 +78,8 @@ Foam::InflationInjection<CloudType>::InflationInjection
         )
     )
 {
+    duration_ = owner.db().time().userTimeToTime(duration_);
+
     if (selfSeed_)
     {
         dSeed_ = readScalar(this->coeffDict().lookup("dSeed"));
@@ -111,7 +115,7 @@ Foam::InflationInjection<CloudType>::InflationInjection
     }
 
     // Set total volume/mass to inject
-    this->volumeTotal_ = fraction_*flowRateProfile_().integrate(0.0, duration_);
+    this->volumeTotal_ = fraction_*flowRateProfile_.integrate(0.0, duration_);
     this->massTotal_ *= fraction_;
 }
 
@@ -128,8 +132,8 @@ Foam::InflationInjection<CloudType>::InflationInjection
     generationCells_(im.generationCells_),
     inflationCells_(im.inflationCells_),
     duration_(im.duration_),
-    flowRateProfile_(im.flowRateProfile_().clone().ptr()),
+    flowRateProfile_(im.flowRateProfile_),
-    growthRate_(im.growthRate_().clone().ptr()),
+    growthRate_(im.growthRate_),
     newParticles_(im.newParticles_),
     volumeAccumulator_(im.volumeAccumulator_),
     fraction_(im.fraction_),
@@ -167,7 +171,7 @@ Foam::label Foam::InflationInjection<CloudType>::parcelsToInject
     List<DynamicList<typename CloudType::parcelType*> >& cellOccupancy =
         this->owner().cellOccupancy();
 
-    scalar gR = growthRate_().value(time1);
+    scalar gR = growthRate_.value(time1);
 
     scalar dT = time1 - time0;
 
@@ -202,7 +206,7 @@ Foam::label Foam::InflationInjection<CloudType>::parcelsToInject
     if ((time0 >= 0.0) && (time0 < duration_))
     {
          volumeAccumulator_ +=
-             fraction_*flowRateProfile_().integrate(time0, time1);
+             fraction_*flowRateProfile_.integrate(time0, time1);
     }
 
     labelHashSet cellCentresUsed;
@@ -424,7 +428,7 @@ Foam::scalar Foam::InflationInjection<CloudType>::volumeToInject
 {
     if ((time0 >= 0.0) && (time0 < duration_))
     {
-        return fraction_*flowRateProfile_().integrate(time0, time1);
+        return fraction_*flowRateProfile_.integrate(time0, time1);
     }
     else
     {

src/lagrangian/intermediate/submodels/Kinematic/InjectionModel/InflationInjection/InflationInjection.H

@@ -2,7 +2,7 @@
   =========                 |
   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
    \\    /   O peration     |
-    \\  /    A nd           | Copyright (C) 2011 OpenFOAM Foundation
+    \\  /    A nd           | Copyright (C) 2011-2012 OpenFOAM Foundation
      \\/     M anipulation  |
 -------------------------------------------------------------------------------
 License
@@ -81,13 +81,13 @@ class InflationInjection
         labelList inflationCells_;
 
         //- Injection duration [s]
-        const scalar duration_;
+        scalar duration_;
 
         //- Flow rate profile relative to SOI [m3/s]
-        const autoPtr<DataEntry<scalar> > flowRateProfile_;
+        TimeDataEntry<scalar> flowRateProfile_;
 
         //- Growth rate of particle diameters towards target [m/s]
-        const autoPtr<DataEntry<scalar> > growthRate_;
+        TimeDataEntry<scalar> growthRate_;
 
         //- Positions, velocities, diameters and target diameters of
         //  new particles after splitting

src/lagrangian/intermediate/submodels/Kinematic/InjectionModel/InjectionModel/InjectionModel.C

@@ -2,7 +2,7 @@
   =========                 |
   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
    \\    /   O peration     |
-    \\  /    A nd           | Copyright (C) 2011 OpenFOAM Foundation
+    \\  /    A nd           | Copyright (C) 2011-2012 OpenFOAM Foundation
      \\/     M anipulation  |
 -------------------------------------------------------------------------------
 License
@@ -316,6 +316,7 @@ Foam::InjectionModel<CloudType>::InjectionModel
     {
         this->coeffDict().lookup("massTotal") >> massTotal_;
         this->coeffDict().lookup("SOI") >> SOI_;
+        SOI_ = owner.db().time().userTimeToTime(SOI_);
     }
     else
     {

src/lagrangian/intermediate/submodels/Kinematic/InjectionModel/KinematicLookupTableInjection/KinematicLookupTableInjection.C

@@ -2,7 +2,7 @@
   =========                 |
   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
    \\    /   O peration     |
-    \\  /    A nd           | Copyright (C) 2011 OpenFOAM Foundation
+    \\  /    A nd           | Copyright (C) 2011-2012 OpenFOAM Foundation
      \\/     M anipulation  |
 -------------------------------------------------------------------------------
 License
@@ -57,6 +57,8 @@ Foam::KinematicLookupTableInjection<CloudType>::KinematicLookupTableInjection
     injectorTetFaces_(0),
     injectorTetPts_(0)
 {
+    duration_ = owner.db().time().userTimeToTime(duration_);
+
     // Set/cache the injector cells
     injectorCells_.setSize(injectors_.size());
     injectorTetFaces_.setSize(injectors_.size());

src/lagrangian/intermediate/submodels/Kinematic/InjectionModel/KinematicLookupTableInjection/KinematicLookupTableInjection.H

@@ -2,7 +2,7 @@
   =========                 |
   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
    \\    /   O peration     |
-    \\  /    A nd           | Copyright (C) 2011 OpenFOAM Foundation
+    \\  /    A nd           | Copyright (C) 2011-2012 OpenFOAM Foundation
      \\/     M anipulation  |
 -------------------------------------------------------------------------------
 License
@@ -73,7 +73,7 @@ class KinematicLookupTableInjection
         const word inputFileName_;
 
         //- Injection duration - common to all injection sources
-        const scalar duration_;
+        scalar duration_;
 
         //- Number of parcels per injector - common to all injection sources
         const scalar parcelsPerSecond_;

src/lagrangian/intermediate/submodels/Kinematic/InjectionModel/PatchInjection/PatchInjection.C

@@ -2,7 +2,7 @@
   =========                 |
   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
    \\    /   O peration     |
-    \\  /    A nd           | Copyright (C) 2011 OpenFOAM Foundation
+    \\  /    A nd           | Copyright (C) 2011-2012 OpenFOAM Foundation
      \\/     M anipulation  |
 -------------------------------------------------------------------------------
 License
@@ -24,7 +24,7 @@ License
 \*---------------------------------------------------------------------------*/
 
 #include "PatchInjection.H"
-#include "DataEntry.H"
+#include "TimeDataEntry.H"
 #include "distributionModel.H"
 
 // * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //
@@ -47,7 +47,12 @@ Foam::PatchInjection<CloudType>::PatchInjection
     U0_(this->coeffDict().lookup("U0")),
     flowRateProfile_
     (
-        DataEntry<scalar>::New("flowRateProfile", this->coeffDict())
+        TimeDataEntry<scalar>
+        (
+            owner.db().time(),
+            "flowRateProfile",
+            this->coeffDict()
+        )
     ),
     sizeDistribution_
     (
@@ -76,6 +81,8 @@ Foam::PatchInjection<CloudType>::PatchInjection
 
     const polyPatch& patch = owner.mesh().boundaryMesh()[patchId_];
 
+    duration_ = owner.db().time().userTimeToTime(duration_);
+
     cellOwners_ = patch.faceCells();
 
     label patchSize = cellOwners_.size();
@@ -84,7 +91,7 @@ Foam::PatchInjection<CloudType>::PatchInjection
     fraction_ = scalar(patchSize)/totalPatchSize;
 
     // Set total volume/mass to inject
-    this->volumeTotal_ = fraction_*flowRateProfile_().integrate(0.0, duration_);
+    this->volumeTotal_ = fraction_*flowRateProfile_.integrate(0.0, duration_);
     this->massTotal_ *= fraction_;
 }
 
@@ -101,7 +108,7 @@ Foam::PatchInjection<CloudType>::PatchInjection
     duration_(im.duration_),
     parcelsPerSecond_(im.parcelsPerSecond_),
     U0_(im.U0_),
-    flowRateProfile_(im.flowRateProfile_().clone().ptr()),
+    flowRateProfile_(im.flowRateProfile_),
     sizeDistribution_(im.sizeDistribution_().clone().ptr()),
     cellOwners_(im.cellOwners_),
     fraction_(im.fraction_)
@@ -171,7 +178,7 @@ Foam::scalar Foam::PatchInjection<CloudType>::volumeToInject
 {
     if ((time0 >= 0.0) && (time0 < duration_))
     {
-        return fraction_*flowRateProfile_().integrate(time0, time1);
+        return fraction_*flowRateProfile_.integrate(time0, time1);
     }
     else
     {

src/lagrangian/intermediate/submodels/Kinematic/InjectionModel/PatchInjection/PatchInjection.H

@@ -2,7 +2,7 @@
   =========                 |
   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
    \\    /   O peration     |
-    \\  /    A nd           | Copyright (C) 2011 OpenFOAM Foundation
+    \\  /    A nd           | Copyright (C) 2011-2012 OpenFOAM Foundation
      \\/     M anipulation  |
 -------------------------------------------------------------------------------
 License
@@ -51,7 +51,7 @@ namespace Foam
 {
 
 template<class Type>
-class DataEntry;
+class TimeDataEntry;
 
 class distributionModel;
 
@@ -73,7 +73,7 @@ class PatchInjection
         const label patchId_;
 
         //- Injection duration [s]
-        const scalar duration_;
+        scalar duration_;
 
         //- Number of parcels to introduce per second []
         const label parcelsPerSecond_;
@@ -82,7 +82,7 @@ class PatchInjection
         const vector U0_;
 
         //- Flow rate profile relative to SOI []
-        const autoPtr<DataEntry<scalar> > flowRateProfile_;
+        const TimeDataEntry<scalar> flowRateProfile_;
 
         //- Parcel size distribution model
         const autoPtr<distributionModels::distributionModel> sizeDistribution_;

src/lagrangian/intermediate/submodels/Reacting/InjectionModel/ReactingLookupTableInjection/ReactingLookupTableInjection.C

@@ -2,7 +2,7 @@
   =========                 |
   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
    \\    /   O peration     |
-    \\  /    A nd           | Copyright (C) 2011 OpenFOAM Foundation
+    \\  /    A nd           | Copyright (C) 2011-2012 OpenFOAM Foundation
      \\/     M anipulation  |
 -------------------------------------------------------------------------------
 License
@@ -56,6 +56,8 @@ Foam::ReactingLookupTableInjection<CloudType>::ReactingLookupTableInjection
     injectorTetFaces_(0),
     injectorTetPts_(0)
 {
+    duration_ = owner.db().time().userTimeToTime(duration_);
+
     // Set/cache the injector cells
     injectorCells_.setSize(injectors_.size());
     injectorTetFaces_.setSize(injectors_.size());

src/lagrangian/intermediate/submodels/Reacting/InjectionModel/ReactingLookupTableInjection/ReactingLookupTableInjection.H

@@ -2,7 +2,7 @@
   =========                 |
   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
    \\    /   O peration     |
-    \\  /    A nd           | Copyright (C) 2011 OpenFOAM Foundation
+    \\  /    A nd           | Copyright (C) 2011-2012 OpenFOAM Foundation
      \\/     M anipulation  |
 -------------------------------------------------------------------------------
 License
@@ -76,7 +76,7 @@ class ReactingLookupTableInjection
         const word inputFileName_;
 
         //- Injection duration - common to all injection sources
-        const scalar duration_;
+        scalar duration_;
 
         //- Number of parcels per injector - common to all injection sources
         const scalar parcelsPerSecond_;

src/lagrangian/intermediate/submodels/ReactingMultiphase/InjectionModel/ReactingMultiphaseLookupTableInjection/ReactingMultiphaseLookupTableInjection.C

@@ -2,7 +2,7 @@
   =========                 |
   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
    \\    /   O peration     |
-    \\  /    A nd           | Copyright (C) 2011 OpenFOAM Foundation
+    \\  /    A nd           | Copyright (C) 2011-2012 OpenFOAM Foundation
      \\/     M anipulation  |
 -------------------------------------------------------------------------------
 License
@@ -57,6 +57,8 @@ ReactingMultiphaseLookupTableInjection
     injectorTetFaces_(0),
     injectorTetPts_(0)
 {
+    duration_ = owner.db().time().userTimeToTime(duration_);
+
     // Set/cache the injector cells
     injectorCells_.setSize(injectors_.size());
     injectorTetFaces_.setSize(injectors_.size());

src/lagrangian/intermediate/submodels/ReactingMultiphase/InjectionModel/ReactingMultiphaseLookupTableInjection/ReactingMultiphaseLookupTableInjection.H

@@ -2,7 +2,7 @@
   =========                 |
   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
    \\    /   O peration     |
-    \\  /    A nd           | Copyright (C) 2011 OpenFOAM Foundation
+    \\  /    A nd           | Copyright (C) 2011-2012 OpenFOAM Foundation
      \\/     M anipulation  |
 -------------------------------------------------------------------------------
 License
@@ -79,7 +79,7 @@ class ReactingMultiphaseLookupTableInjection
         const word inputFileName_;
 
         //- Injection duration - common to all injection sources
-        const scalar duration_;
+        scalar duration_;
 
         //- Number of parcels per injector - common to all injection sources
         const scalar parcelsPerSecond_;

src/lagrangian/intermediate/submodels/Thermodynamic/InjectionModel/ThermoLookupTableInjection/ThermoLookupTableInjection.C

@@ -2,7 +2,7 @@
   =========                 |
   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
    \\    /   O peration     |
-    \\  /    A nd           | Copyright (C) 2011 OpenFOAM Foundation
+    \\  /    A nd           | Copyright (C) 2011-2012 OpenFOAM Foundation
      \\/     M anipulation  |
 -------------------------------------------------------------------------------
 License
@@ -57,6 +57,8 @@ Foam::ThermoLookupTableInjection<CloudType>::ThermoLookupTableInjection
     injectorTetFaces_(0),
     injectorTetPts_(0)
 {
+    duration_ = owner.db().time().userTimeToTime(duration_);
+
     // Set/cache the injector cells
     injectorCells_.setSize(injectors_.size());
     injectorTetFaces_.setSize(injectors_.size());

src/lagrangian/intermediate/submodels/Thermodynamic/InjectionModel/ThermoLookupTableInjection/ThermoLookupTableInjection.H

@@ -2,7 +2,7 @@
   =========                 |
   \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
    \\    /   O peration     |
-    \\  /    A nd           | Copyright (C) 2011 OpenFOAM Foundation
+    \\  /    A nd           | Copyright (C) 2011-2012 OpenFOAM Foundation
      \\/     M anipulation  |
 -------------------------------------------------------------------------------
 License
@@ -75,7 +75,7 @@ class ThermoLookupTableInjection
         const word inputFileName_;
 
         //- Injection duration - common to all injection sources
-        const scalar duration_;
+        scalar duration_;
 
         //- Number of parcels per injector - common to all injection sources
         const scalar parcelsPerSecond_;