diff --git a/test/multidomain/2cnistokes2p2cni/stokes2cnisubproblem.hh b/test/multidomain/2cnistokes2p2cni/stokes2cnisubproblem.hh
index e53eebf7a8b1f1b38ff21586344235922b0fa30b..cbc66c5dd7c018580d09a6a111e47d567f03526a 100644
--- a/test/multidomain/2cnistokes2p2cni/stokes2cnisubproblem.hh
+++ b/test/multidomain/2cnistokes2p2cni/stokes2cnisubproblem.hh
@@ -199,22 +199,26 @@ public:
             bboxMin_[1] = GET_RUNTIME_PARAM_FROM_GROUP(TypeTag, Scalar, Grid, InterfacePos);
             bboxMax_[1] = GET_RUNTIME_PARAM_FROM_GROUP(TypeTag, Scalar, Grid, YMax);
 
-            refTemperature_ = GET_RUNTIME_PARAM_FROM_GROUP(TypeTag, Scalar, FreeFlow, RefTemperature);
+            refVelocity_ = GET_RUNTIME_PARAM_FROM_GROUP(TypeTag, Scalar, FreeFlow, RefVelocity);
             refPressure_ = GET_RUNTIME_PARAM_FROM_GROUP(TypeTag, Scalar, FreeFlow, RefPressure);
             refMassfrac_ = GET_RUNTIME_PARAM_FROM_GROUP(TypeTag, Scalar, FreeFlow, RefMassfrac);
-            vxMax_ = GET_RUNTIME_PARAM_FROM_GROUP(TypeTag, Scalar, FreeFlow, VxMax);
-            bjSlipVel_ = GET_RUNTIME_PARAM_FROM_GROUP(TypeTag, Scalar, FreeFlow, BeaversJosephSlipVel);
+            refTemperature_ = GET_RUNTIME_PARAM_FROM_GROUP(TypeTag, Scalar, FreeFlow, RefTemperature);
 
-            sinusVelVar_ = GET_RUNTIME_PARAM_FROM_GROUP(TypeTag, Scalar, FreeFlow, SinusVelVar);
-            sinusPVar_ = GET_RUNTIME_PARAM_FROM_GROUP(TypeTag, Scalar, FreeFlow, SinusPVar);
-            sinusTVar_ = GET_RUNTIME_PARAM_FROM_GROUP(TypeTag, Scalar, FreeFlow, SinusTVar);
-            sinusXVar_ = GET_RUNTIME_PARAM_FROM_GROUP(TypeTag, Scalar, FreeFlow, SinusXVar);
+            sinusVAmplitude_ = GET_RUNTIME_PARAM_FROM_GROUP(TypeTag, Scalar, FreeFlow, SinusVelAmplitude);
+            sinusVPeriod_ = GET_RUNTIME_PARAM_FROM_GROUP(TypeTag, Scalar, FreeFlow, SinusVelPeriod);
+            sinusPAmplitude_ = GET_RUNTIME_PARAM_FROM_GROUP(TypeTag, Scalar, FreeFlow, SinusPressureAmplitude);
+            sinusPPeriod_ = GET_RUNTIME_PARAM_FROM_GROUP(TypeTag, Scalar, FreeFlow, SinusPressurePeriod);
+            sinusXAmplitude_ = GET_RUNTIME_PARAM_FROM_GROUP(TypeTag, Scalar, FreeFlow, SinusConcentrationAmplitude);
+            sinusXPeriod_ = GET_RUNTIME_PARAM_FROM_GROUP(TypeTag, Scalar, FreeFlow, SinusConcentrationPeriod);
+            sinusTAmplitude_ = GET_RUNTIME_PARAM_FROM_GROUP(TypeTag, Scalar, FreeFlow, SinusTemperatureAmplitude);
+            sinusTPeriod_ = GET_RUNTIME_PARAM_FROM_GROUP(TypeTag, Scalar, FreeFlow, SinusTemperaturePeriod);
 
+            bjSlipVel_ = GET_RUNTIME_PARAM_FROM_GROUP(TypeTag, Scalar, FreeFlow, BeaversJosephSlipVel);
+            alphaBJ_ = GET_RUNTIME_PARAM_FROM_GROUP(TypeTag, Scalar, SpatialParams, AlphaBJ);
             xMaterialInterface_ = GET_RUNTIME_PARAM_FROM_GROUP(TypeTag, Scalar, SpatialParams, MaterialInterfaceX);
+
             runUpDistanceX_ = GET_RUNTIME_PARAM_FROM_GROUP(TypeTag, Scalar, Problem, RunUpDistanceX); // first part of the interface without coupling
             initializationTime_ = GET_RUNTIME_PARAM_FROM_GROUP(TypeTag, Scalar, TimeManager, InitTime);
-
-            alphaBJ_ = GET_RUNTIME_PARAM_FROM_GROUP(TypeTag, Scalar, SpatialParams, AlphaBJ);
         }
         catch (Dumux::ParameterException &e) {
             std::cerr << e << ". Abort!\n";
@@ -512,17 +516,21 @@ public:
     const SpatialParams &spatialParams() const
     { return spatialParams_; }
 
+    //! \brief Returns the reference velocity.
+    const Scalar refVelocity() const
+    { return refVelocity_ + variation_(sinusVAmplitude_, sinusVPeriod_); }
+
     //! \brief Returns the reference pressure.
     const Scalar refPressure() const
-    { return refPressure_ + diurnalVariation_(sinusPVar_); }
-
-    //! \brief Returns the reference temperature.
-    const Scalar refTemperature() const
-    { return refTemperature_+ diurnalVariation_(sinusTVar_); }
+    { return refPressure_ + variation_(sinusPAmplitude_, sinusPPeriod_); }
 
     //! \brief Returns the reference mass fraction.
     const Scalar refMassfrac() const
-    { return refMassfrac_ + diurnalVariation_(sinusXVar_); }
+    { return refMassfrac_ + variation_(sinusXAmplitude_, sinusXPeriod_); }
+
+    //! \brief Returns the reference temperature.
+    const Scalar refTemperature() const
+    { return refTemperature_+ variation_(sinusTAmplitude_, sinusTPeriod_); }
 
 private:
     /*!
@@ -550,7 +558,7 @@ private:
     //! \brief set the profile of the inflow velocity (horizontal direction)
     const Scalar xVelocity_(const GlobalPosition &globalPos) const
     {
-        const Scalar vmax = vxMax_ + hourlyVariation_(sinusVelVar_);
+        const Scalar vmax = refVelocity();
 //        const Scalar relativeHeight = (globalPos[1]-bboxMin_[1])/height_();
         // linear profile
 //        return vmax*relativeHeight + bjSlipVel_; // BJ slip velocity is added as sqrt(Kxx)
@@ -583,19 +591,9 @@ private:
         fluidState.setMoleFraction(phaseIdx, phaseCompIdx, massFraction[phaseCompIdx]*M1/massToMoleDenominator);
     }
 
-
-    const Scalar diurnalVariation_(const Scalar value) const
-    {
-        const Scalar time = this->timeManager().time() + this->timeManager().timeStepSize();
-        return sin(2*M_PI*time/86400) * value;
-    }
-
-
-    const Scalar hourlyVariation_(const Scalar value) const
-    {
-        const Scalar time = this->timeManager().time();
-        return sin(2*M_PI*time/3600) * value;
-    }
+    // can be used for the variation of a boundary condition
+    const Scalar variation_(const Scalar amplitude, const Scalar period) const
+    { return sin(2*M_PI*this->timeManager().time()/period) * amplitude; }
 
     bool onLeftBoundary_(const GlobalPosition &globalPos) const
     { return globalPos[0] < bboxMin_[0] + eps_; }
@@ -626,19 +624,23 @@ private:
     GlobalPosition bboxMin_;
     GlobalPosition bboxMax_;
 
+    Scalar refVelocity_;
     Scalar refPressure_;
-    Scalar refTemperature_;
     Scalar refMassfrac_;
+    Scalar refTemperature_;
+
+    Scalar sinusVAmplitude_;
+    Scalar sinusVPeriod_;
+    Scalar sinusPAmplitude_;
+    Scalar sinusPPeriod_;
+    Scalar sinusXAmplitude_;
+    Scalar sinusXPeriod_;
+    Scalar sinusTAmplitude_;
+    Scalar sinusTPeriod_;
 
-    Scalar vxMax_;
     Scalar bjSlipVel_;
     Scalar alphaBJ_;
 
-    Scalar sinusVelVar_;
-    Scalar sinusPVar_;
-    Scalar sinusTVar_;
-    Scalar sinusXVar_;
-
     Scalar xMaterialInterface_;
     Scalar runUpDistanceX_;
     Scalar initializationTime_;
diff --git a/test/multidomain/2cnistokes2p2cni/test_2cnistokes2p2cni.input b/test/multidomain/2cnistokes2p2cni/test_2cnistokes2p2cni.input
index e23bcbb1a225bc9f37cdb64695ce2e7e60ac9d11..8a994c82d99e0856479d80ca5e9dad8505f52d61 100644
--- a/test/multidomain/2cnistokes2p2cni/test_2cnistokes2p2cni.input
+++ b/test/multidomain/2cnistokes2p2cni/test_2cnistokes2p2cni.input
@@ -78,10 +78,18 @@ StabilizationAlpha = -1.0
 #############################################################
 [FreeFlow]
 #############################################################
+RefVelocity = 3.5
 RefPressure = 1e5
+RefMassfrac = 0.008          # 0.01
 RefTemperature = 298.15
-RefMassfrac = 0.008
-VxMax = 3.5
+SinusVelAmplitude = 0.0           # 0.1
+SinusVelPeriod = 3600             # in seconds
+SinusPressureAmplitude = 0.0      # 0.5
+SinusPressurePeriod = 3600        # in seconds
+SinusConcentrationAmplitude = 0.0 # 0.5
+SinusConcentrationPeriod = 3600   # in seconds
+SinusTemperatureAmplitude = 0.0   # 0.5
+SinusTemperaturePeriod = 3600     # in seconds
 BeaversJosephSlipVel = 0.00134
 ExponentMTC = 0.0           # 1./6., Mass transfer coefficient for S^MTC
 UseBoundaryLayerModel = 0   # 0 for no boundary layer model, 1 for Blasius, 2 and 3 for turbulent BL, 9 for constant thickness
@@ -89,11 +97,6 @@ BoundaryLayerOffset = 0.0   # for BL model like Blasius, determines a virtual ru
 ConstThickness = 0.0016     # for a constant BL thickness, use BL model 9
 MassTransferModel = 0       # 0 for none, 1 for power law, 2 for Schluender model
 
-SinusVelVar = 0.0   # hourly velocity variation
-SinusPVar = 0.0     # diurnal pressure variation
-SinusTVar = 0.0     # diurnal temperature variation
-SinusXVar = 0.0     # diurnal variation of the vapor concentration (massfraction)
-
 #############################################################
 [PorousMedium]
 #############################################################
diff --git a/test/multidomain/2cnistokes2p2cni/test_references/test_2cnistokes2p2cni_reference.input b/test/multidomain/2cnistokes2p2cni/test_references/test_2cnistokes2p2cni_reference.input
index 0f7befcc6fe58cf7ef6b6a9f9940ea6bd863fdab..7d1048ba31e3d91bb6aa89d9b7bd032a4f59ef40 100644
--- a/test/multidomain/2cnistokes2p2cni/test_references/test_2cnistokes2p2cni_reference.input
+++ b/test/multidomain/2cnistokes2p2cni/test_references/test_2cnistokes2p2cni_reference.input
@@ -78,10 +78,18 @@ StabilizationAlpha = -1.0
 #############################################################
 [FreeFlow]
 #############################################################
+RefVelocity = 3.5
 RefPressure = 1e5
+RefMassfrac = 0.008          # 0.01
 RefTemperature = 298.15
-RefMassfrac = 0.008
-VxMax = 3.5
+SinusVelAmplitude = 0.0           # 0.1
+SinusVelPeriod = 3600             # in seconds
+SinusPressureAmplitude = 0.0      # 0.5
+SinusPressurePeriod = 3600        # in seconds
+SinusConcentrationAmplitude = 0.0 # 0.5
+SinusConcentrationPeriod = 3600   # in seconds
+SinusTemperatureAmplitude = 0.0   # 0.5
+SinusTemperaturePeriod = 3600     # in seconds
 BeaversJosephSlipVel = 0.00134
 ExponentMTC = 0.0           # 1./6., Mass transfer coefficient for S^MTC
 UseBoundaryLayerModel = 0   # 0 for no boundary layer model, 1 for Blasius, 2 and 3 for turbulent BL, 9 for constant thickness
@@ -89,11 +97,6 @@ BoundaryLayerOffset = 0.0   # for BL model like Blasius, determines a virtual ru
 ConstThickness = 0.0016     # for a constant BL thickness, use BL model 9
 MassTransferModel = 0       # 0 for none, 1 for power law, 2 for Schluender model
 
-SinusVelVar = 0.0   # hourly velocity variation
-SinusPVar = 0.0     # diurnal pressure variation
-SinusTVar = 0.0     # diurnal temperature variation
-SinusXVar = 0.0     # diurnal variation of the vapor concentration (massfraction)
-
 #############################################################
 [PorousMedium]
 #############################################################
diff --git a/test/multidomain/2cstokes2p2c/stokes2csubproblem.hh b/test/multidomain/2cstokes2p2c/stokes2csubproblem.hh
index cf2f0b581e1f53ba30edcd6e3bdbb3be76e4e098..f5bfe913c96eef04398ec93ae6796c3657d33911 100644
--- a/test/multidomain/2cstokes2p2c/stokes2csubproblem.hh
+++ b/test/multidomain/2cstokes2p2c/stokes2csubproblem.hh
@@ -202,18 +202,26 @@ public:
             bboxMin_[1] = GET_RUNTIME_PARAM_FROM_GROUP(TypeTag, Scalar, Grid, InterfacePos);
             bboxMax_[1] = GET_RUNTIME_PARAM_FROM_GROUP(TypeTag, Scalar, Grid, YMax);
 
-            refTemperature_ = GET_RUNTIME_PARAM_FROM_GROUP(TypeTag, Scalar, FreeFlow, RefTemperature);
+            refVelocity_ = GET_RUNTIME_PARAM_FROM_GROUP(TypeTag, Scalar, FreeFlow, RefVelocity);
             refPressure_ = GET_RUNTIME_PARAM_FROM_GROUP(TypeTag, Scalar, FreeFlow, RefPressure);
             refMassfrac_ = GET_RUNTIME_PARAM_FROM_GROUP(TypeTag, Scalar, FreeFlow, RefMassfrac);
-            vxMax_ = GET_RUNTIME_PARAM_FROM_GROUP(TypeTag, Scalar, FreeFlow, VxMax);
-            bjSlipVel_ = GET_RUNTIME_PARAM_FROM_GROUP(TypeTag, Scalar, FreeFlow, BeaversJosephSlipVel);
-            sinusVelVar_ = GET_RUNTIME_PARAM_FROM_GROUP(TypeTag, Scalar, FreeFlow, SinusVelVar);
+            refTemperature_ = GET_RUNTIME_PARAM_FROM_GROUP(TypeTag, Scalar, FreeFlow, RefTemperature);
+
+            sinusVAmplitude_ = GET_RUNTIME_PARAM_FROM_GROUP(TypeTag, Scalar, FreeFlow, SinusVelAmplitude);
+            sinusVPeriod_ = GET_RUNTIME_PARAM_FROM_GROUP(TypeTag, Scalar, FreeFlow, SinusVelPeriod);
+            sinusPAmplitude_ = GET_RUNTIME_PARAM_FROM_GROUP(TypeTag, Scalar, FreeFlow, SinusPressureAmplitude);
+            sinusPPeriod_ = GET_RUNTIME_PARAM_FROM_GROUP(TypeTag, Scalar, FreeFlow, SinusPressurePeriod);
+            sinusXAmplitude_ = GET_RUNTIME_PARAM_FROM_GROUP(TypeTag, Scalar, FreeFlow, SinusConcentrationAmplitude);
+            sinusXPeriod_ = GET_RUNTIME_PARAM_FROM_GROUP(TypeTag, Scalar, FreeFlow, SinusConcentrationPeriod);
+            sinusTAmplitude_ = GET_RUNTIME_PARAM_FROM_GROUP(TypeTag, Scalar, FreeFlow, SinusTemperatureAmplitude);
+            sinusTPeriod_ = GET_RUNTIME_PARAM_FROM_GROUP(TypeTag, Scalar, FreeFlow, SinusTemperaturePeriod);
 
+            bjSlipVel_ = GET_RUNTIME_PARAM_FROM_GROUP(TypeTag, Scalar, FreeFlow, BeaversJosephSlipVel);
+            alphaBJ_ = GET_RUNTIME_PARAM_FROM_GROUP(TypeTag, Scalar, SpatialParams, AlphaBJ);
             xMaterialInterface_ = GET_RUNTIME_PARAM_FROM_GROUP(TypeTag, Scalar, SpatialParams, MaterialInterfaceX);
+
             runUpDistanceX_ = GET_RUNTIME_PARAM_FROM_GROUP(TypeTag, Scalar, Problem, RunUpDistanceX); // first part of the interface without coupling
             initializationTime_ = GET_RUNTIME_PARAM_FROM_GROUP(TypeTag, Scalar, TimeManager, InitTime);
-
-            alphaBJ_ = GET_RUNTIME_PARAM_FROM_GROUP(TypeTag, Scalar, SpatialParams, AlphaBJ);
         }
         catch (Dumux::ParameterException &e) {
             std::cerr << e << ". Abort!\n";
@@ -338,9 +346,9 @@ public:
 
         values[velocityXIdx] = xVelocity_(globalPos);
         values[velocityYIdx] = 0.0;
-        values[pressureIdx] = refPressure_
+        values[pressureIdx] = refPressure()
                 + density*this->gravity()[1]*(globalPos[1] - bboxMin_[1]);
-        values[massOrMoleFracIdx] = refMassfrac_;
+        values[massOrMoleFracIdx] = refMassfrac();
     }
 
     /*!
@@ -379,7 +387,7 @@ public:
                 && globalPos[1] > bboxMin_[1] && globalPos[1] < bboxMax_[1])
         {
         	// rho*v*X at inflow
-        	values[transportEqIdx] = -xVelocity*density*refMassfrac_;
+        	values[transportEqIdx] = -xVelocity * density * refMassfrac();
         }
     }
 
@@ -512,17 +520,21 @@ public:
     const SpatialParams &spatialParams() const
     { return spatialParams_; }
 
+    //! \brief Returns the reference velocity.
+    const Scalar refVelocity() const
+    { return refVelocity_ + variation_(sinusVAmplitude_, sinusVPeriod_); }
+
     //! \brief Returns the reference pressure.
     const Scalar refPressure() const
-    { return refPressure_; }
-
-    //! \brief Returns the reference temperature.
-    const Scalar refTemperature() const
-    { return refTemperature_; }
+    { return refPressure_ + variation_(sinusPAmplitude_, sinusPPeriod_); }
 
     //! \brief Returns the reference mass fraction.
     const Scalar refMassfrac() const
-    { return refMassfrac_; }
+    { return refMassfrac_ + variation_(sinusXAmplitude_, sinusXPeriod_); }
+
+    //! \brief Returns the reference temperature.
+    const Scalar refTemperature() const
+    { return refTemperature_+ variation_(sinusTAmplitude_, sinusTPeriod_); }
 
 private:
     /*!
@@ -541,15 +553,15 @@ private:
         values[velocityXIdx] = xVelocity_(globalPos);
         values[velocityYIdx] = 0.;
 
-        values[pressureIdx] = refPressure_
+        values[pressureIdx] = refPressure()
                 + density*this->gravity()[1]*(globalPos[1] - bboxMin_[1]);
-        values[massOrMoleFracIdx] = refMassfrac_;
+        values[massOrMoleFracIdx] = refMassfrac();
     }
 
     //! \brief set the profile of the inflow velocity (horizontal direction)
     const Scalar xVelocity_(const GlobalPosition &globalPos) const
     {
-        const Scalar vmax = vxMax_ + hourlyVariation_(sinusVelVar_);
+        const Scalar vmax = refVelocity();
 
         // parabolic profile
         return  4*vmax*(globalPos[1] - bboxMin_[1])*(bboxMax_[1] - globalPos[1])
@@ -569,7 +581,7 @@ private:
     void updateFluidStateForBC_(FluidState& fluidState) const
     {
         fluidState.setTemperature(refTemperature());
-        fluidState.setPressure(phaseIdx, refPressure_);
+        fluidState.setPressure(phaseIdx, refPressure());
 
         Scalar massFraction[numComponents];
         massFraction[transportCompIdx] = refMassfrac();
@@ -585,19 +597,9 @@ private:
         fluidState.setMoleFraction(phaseIdx, phaseCompIdx, massFraction[phaseCompIdx]*M1/massToMoleDenominator);
     }
 
-    // can be used for the diurnal variation of a boundary condition
-    const Scalar diurnalVariation_(const Scalar value) const
-    {
-        const Scalar time = this->timeManager().time();
-        return sin(2*M_PI*time/86400) * value;
-    }
-
-    // can be used for the hourly variation of a boundary condition
-    const Scalar hourlyVariation_(const Scalar value) const
-    {
-        const Scalar time = this->timeManager().time();
-        return sin(2*M_PI*time/3600) * value;
-    }
+    // can be used for the variation of a boundary condition
+    const Scalar variation_(const Scalar amplitude, const Scalar period) const
+    { return sin(2*M_PI*this->timeManager().time()/period) * amplitude; }
 
     bool onLeftBoundary_(const GlobalPosition &globalPos) const
     { return globalPos[0] < bboxMin_[0] + eps_; }
@@ -628,13 +630,21 @@ private:
     GlobalPosition bboxMin_;
     GlobalPosition bboxMax_;
 
+    Scalar refVelocity_;
     Scalar refPressure_;
-    Scalar refTemperature_;
     Scalar refMassfrac_;
+    Scalar refTemperature_;
+
+    Scalar sinusVAmplitude_;
+    Scalar sinusVPeriod_;
+    Scalar sinusPAmplitude_;
+    Scalar sinusPPeriod_;
+    Scalar sinusXAmplitude_;
+    Scalar sinusXPeriod_;
+    Scalar sinusTAmplitude_;
+    Scalar sinusTPeriod_;
 
-    Scalar vxMax_;
     Scalar bjSlipVel_;
-    Scalar sinusVelVar_;
     Scalar alphaBJ_;
 
     Scalar xMaterialInterface_;
diff --git a/test/multidomain/2cstokes2p2c/test_2cstokes2p2c.input b/test/multidomain/2cstokes2p2c/test_2cstokes2p2c.input
index c3bf32f3005b39499f2904e752637ee9533153e3..e2befdcdbd1fdda7c5bdce9b4872e195578aab3e 100644
--- a/test/multidomain/2cstokes2p2c/test_2cstokes2p2c.input
+++ b/test/multidomain/2cstokes2p2c/test_2cstokes2p2c.input
@@ -78,12 +78,19 @@ StabilizationAlpha = -1.0
 #############################################################
 [FreeFlow]
 #############################################################
+RefVelocity = 3.5
 RefPressure = 1e5
+RefMassfrac = 0.008          # 0.01
 RefTemperature = 298.15
-RefMassfrac = 0.008
-VxMax = 3.5
+SinusVelAmplitude = 0.0           # 0.1
+SinusVelPeriod = 3600             # in seconds
+SinusPressureAmplitude = 0.0      # 0.5
+SinusPressurePeriod = 3600        # in seconds
+SinusConcentrationAmplitude = 0.0 # 0.5
+SinusConcentrationPeriod = 3600   # in seconds
+SinusTemperatureAmplitude = 0.0   # 0.5
+SinusTemperaturePeriod = 3600     # in seconds
 BeaversJosephSlipVel = 0.00134
-SinusVelVar = 0.0
 ExponentMTC = 0.0           # 1./6., Mass transfer coefficient for S^MTC
 UseBoundaryLayerModel = 0   # 0 for no boundary layer model, 1 for Blasius, 2 and 3 for turbulent BL, 9 for constant thickness
 BoundaryLayerOffset = 0.0   # for BL model like Blasius, determines a virtual run-up distance for the flow
diff --git a/test/multidomain/2cstokes2p2c/test_references/test_2cstokes2p2c_reference.input b/test/multidomain/2cstokes2p2c/test_references/test_2cstokes2p2c_reference.input
index 63d697d9bb3c81360a5d706b3d8387414f9d24d8..9e0ee3fe87187c92f6c343c00b73fc786bc68932 100644
--- a/test/multidomain/2cstokes2p2c/test_references/test_2cstokes2p2c_reference.input
+++ b/test/multidomain/2cstokes2p2c/test_references/test_2cstokes2p2c_reference.input
@@ -78,12 +78,19 @@ StabilizationAlpha = -1.0
 #############################################################
 [FreeFlow]
 #############################################################
+RefVelocity = 3.5
 RefPressure = 1e5
+RefMassfrac = 0.008          # 0.01
 RefTemperature = 298.15
-RefMassfrac = 0.008
-VxMax = 3.5
+SinusVelAmplitude = 0.0           # 0.1
+SinusVelPeriod = 3600             # in seconds
+SinusPressureAmplitude = 0.0      # 0.5
+SinusPressurePeriod = 3600        # in seconds
+SinusConcentrationAmplitude = 0.0 # 0.5
+SinusConcentrationPeriod = 3600   # in seconds
+SinusTemperatureAmplitude = 0.0   # 0.5
+SinusTemperaturePeriod = 3600     # in seconds
 BeaversJosephSlipVel = 0.00134
-SinusVelVar = 0.0
 ExponentMTC = 0.0           # 1./6., Mass transfer coefficient for S^MTC
 UseBoundaryLayerModel = 0   # 0 for no boundary layer model, 1 for Blasius, 2 and 3 for turbulent BL, 9 for constant thickness
 BoundaryLayerOffset = 0.0   # for BL model like Blasius, determines a virtual run-up distance for the flow