Update turbo ramps

Common/include/CConfig.hpp

@@ -1068,11 +1068,16 @@ class CConfig {
   bool turbMixingPlane;             /*!< \brief option for turbulent mixingplane */
   bool SpatialFourier;              /*!< \brief option for computing the fourier transforms for subsonic non-reflecting BC. */
   bool RampRotatingFrame;           /*!< \brief option for ramping up or down the Rotating Frame values */
+  bool RampTranslationFrame;        /*!< \brief option for ramping up or down the Translation Frame values */
   bool RampOutletPressure;          /*!< \brief option for ramping up or down the outlet pressure */
+  bool RampOutletMassFlow;          /*!< \brief option for ramping up or down the mass flow rate*/
   su2double AverageMachLimit;           /*!< \brief option for turbulent mixingplane */
   su2double FinalRotation_Rate_Z;       /*!< \brief Final rotation rate Z if Ramp rotating frame is activated. */
+  su2double FinalTranslation_Rate_Y;    /*!< \brief Final translation rate Y if Ramp translation frame is activated. */
   su2double FinalOutletPressure;        /*!< \brief Final outlet pressure if Ramp outlet pressure is activated. */
+  su2double FinalOutletMassFlow;        /*!< \brief Final outlet mass flow rate if Ramp outlet mass flow rate is activated */
   su2double MonitorOutletPressure;      /*!< \brief Monitor outlet pressure if Ramp outlet pressure is activated. */
+  su2double MonitorOutletMassFlow;  /*!< \brief Monitor outlet mass flow rate if ramp outlet mass flow rate is activated. */
   array<su2double, N_POLY_COEFFS> cp_polycoeffs{{0.0}};  /*!< \brief Array for specific heat polynomial coefficients. */
   array<su2double, N_POLY_COEFFS> mu_polycoeffs{{0.0}};  /*!< \brief Array for viscosity polynomial coefficients. */
   array<su2double, N_POLY_COEFFS> kt_polycoeffs{{0.0}};  /*!< \brief Array for thermal conductivity polynomial coefficients. */
@@ -1122,7 +1127,9 @@ class CConfig {
   ffd_coeff[3],          /*!< \brief artificial dissipation (flow) array for the COption class. */
   mixedout_coeff[3],     /*!< \brief default mixedout algorithm coefficients for the COption class. */
   rampRotFrame_coeff[3], /*!< \brief ramp rotating frame coefficients for the COption class. */
+  rampTransFrame_coeff[3],/*!< \brief ramp translating frame coefficients for the COption class. */
   rampOutPres_coeff[3],  /*!< \brief ramp outlet pressure coefficients for the COption class. */
+  rampOutMassFlow_coeff[3], /*< \brief ramp outlet mass flow coefficients for the COption class. */
   jst_adj_coeff[2],      /*!< \brief artificial dissipation (adjoint) array for the COption class. */
   mesh_box_length[3],    /*!< \brief mesh box length for the COption class. */
   mesh_box_offset[3],    /*!< \brief mesh box offset for the COption class. */
@@ -5169,6 +5176,18 @@ class CConfig {
    */
   bool GetRampRotatingFrame(void) const { return RampRotatingFrame;}
 
+  /*!
+   * \brief Get coeff for Rotating Frame Ramp.
+   * \return coeff Ramp Rotating Frame.
+   */
+  su2double GetRampTranslationFrame_Coeff(unsigned short iCoeff) const { return rampTransFrame_coeff[iCoeff];}
+
+  /*!
+   * \brief Get Rotating Frame Ramp option.
+   * \return Ramp Rotating Frame option.
+   */
+  bool GetRampTranslationFrame(void) const { return RampTranslationFrame;}
+
   /*!
    * \brief Get coeff for Outlet Pressure Ramp.
    * \return coeff Ramp Outlet Pressure.
@@ -5198,6 +5217,35 @@ class CConfig {
    */
   bool GetRampOutletPressure(void) const { return RampOutletPressure;}
 
+  /*!
+   * \brief Get Outlet Mass Flow Ramp option.
+   * \return Ramp Outlet Mass flow rate option.
+   */
+  bool GetRampOutletMassFlow(void) const { return RampOutletMassFlow;}
+
+  /*!
+   * \brief Get coeff for Outlet Mass flow rate Ramp.
+   * \return coeff Ramp Outlet Mass flow rate.
+   */
+  su2double GetRampOutletMassFlow_Coeff(unsigned short iCoeff) const { return rampOutMassFlow_coeff[iCoeff];}
+
+  /*!
+   * \brief Get final Outlet Mass flow rate value for the ramp.
+   * \return final Outlet Mass flow rate value.
+   */
+  su2double GetFinalOutletMassFlow(void) const { return  FinalOutletMassFlow; }
+
+  /*!
+   * \brief Get final Outlet Mass flow rate value for the ramp.
+   * \return Monitor Outlet Mass flow value.
+   */
+  su2double GetMonitorOutletMassFlow(void) const { return MonitorOutletMassFlow; }
+
+  /*!
+   * \brief Set Monitor Outlet Mass flow rate value for the ramp.
+   */
+  void SetMonitorOutletMassFlow(su2double newMonMassFlow) { MonitorOutletMassFlow= newMonMassFlow;}
+
   /*!
    * \brief Get mixedout coefficients.
    * \return mixedout coefficient.
@@ -6073,6 +6121,12 @@ class CConfig {
     MarkerRotation_Rate[3 * iMarkerMoving + iDim] = val;
   }
 
+  /*!
+   * \brief Get the final translation velocity of the mesh in the y-direction
+   * \return Velocity of the mesh in the y-direction
+   */
+  su2double GetFinalTranslation_Rate_Y() const { return FinalTranslation_Rate_Y;}
+
   /*!
    * \brief Get the pitching rate of the mesh.
    * \param[in] iDim - spatial component

Common/include/option_structure.hpp

@@ -1886,6 +1886,11 @@ enum TURBO_MARKER_TYPE{
   OUTFLOW = 2     /*!< \brief flag for outflow marker for compute turboperformance. */
 };
 
+enum TURBO_RAMP_TYPE{
+  GRID = 1,   /*!< \brief flag for rotational/translational ramps */
+  BOUNDARY = 2    /*!< \brief flag for pressure/mass flow ramps*/
+};
+
 /*!
  * \brief Types inlet boundary treatments
  */

Common/src/CConfig.cpp

@@ -1627,6 +1627,12 @@ void CConfig::SetConfig_Options() {
       /*!\brief RAMP_ROTATING_FRAME_COEFF \n DESCRIPTION: the 1st coeff is the staring velocity,
    * the 2nd coeff is the number of iterations for the update, 3rd is the number of iteration */
   addDoubleArrayOption("RAMP_ROTATING_FRAME_COEFF", 3, rampRotFrame_coeff);
+  /*!\brief RAMP_TRANSLATION_FRAME\n DESCRIPTION: option to ramp up or down the translating frame velocity value*/
+  addBoolOption("RAMP_TRANSLATION_FRAME", RampTranslationFrame, false);
+  rampTransFrame_coeff[0] = 0; rampTransFrame_coeff[1] = 1.0; rampTransFrame_coeff[2] = 1000.0;
+      /*!\brief RAMP_TRANSLATION_FRAME\n DESCRIPTION: the 1st coeff is the staring velocity,
+   * the 2nd coeff is the number of iterations for the update, 3rd is the number of iteration */
+  addDoubleArrayOption("RAMP_TRANSLATION_FRAME_COEFF", 3, rampTransFrame_coeff);
   /* DESCRIPTION: AVERAGE_MACH_LIMIT is a limit value for average procedure based on the mass flux. */
   addDoubleOption("AVERAGE_MACH_LIMIT", AverageMachLimit, 0.03);
   /*!\brief RAMP_OUTLET_PRESSURE\n DESCRIPTION: option to ramp up or down the rotating frame velocity value*/
@@ -1635,6 +1641,12 @@ void CConfig::SetConfig_Options() {
   /*!\brief RAMP_OUTLET_PRESSURE_COEFF \n DESCRIPTION: the 1st coeff is the staring outlet pressure,
    * the 2nd coeff is the number of iterations for the update, 3rd is the number of total iteration till reaching the final outlet pressure value */
   addDoubleArrayOption("RAMP_OUTLET_PRESSURE_COEFF", 3, rampOutPres_coeff);
+  /*!\brief RAMP_OUTLET_MASS_FLOW\n DESCRIPTION: option to ramp up or down the outlet mass flow rate value*/
+  addBoolOption("RAMP_OUTLET_MASS_FLOW", RampOutletMassFlow, false);
+  rampOutMassFlow_coeff[0] = 1.0; rampOutMassFlow_coeff[1] = 1.0; rampOutPres_coeff[2] = 1000.0;
+  /*!\brief RAMP_OUTLET_MASS_FLOW_COEFF \n DESCRIPTION: the 1st coeff is the staring mass flow rate,
+   * the 2nd coeff is the number of iterations for the update, 3rd is the number of total iteration till reaching the final outlet mass flow rate value */
+  addDoubleArrayOption("RAMP_OUTLET_MASS_FLOW_COEFF", 3, rampOutMassFlow_coeff);
   /*!\brief MARKER_MIXINGPLANE \n DESCRIPTION: Identify the boundaries in which the mixing plane is applied. \ingroup Config*/
   addStringListOption("MARKER_MIXINGPLANE_INTERFACE", nMarker_MixingPlaneInterface, Marker_MixingPlaneInterface);
   /*!\brief TURBULENT_MIXINGPLANE \n DESCRIPTION: Activate mixing plane also for turbulent quantities \ingroup Config*/
@@ -4363,6 +4375,13 @@ void CConfig::SetPostprocessing(SU2_COMPONENT val_software, unsigned short val_i
     }
   }
 
+  if(GetGrid_Movement() && RampTranslationFrame && !DiscreteAdjoint){
+    FinalTranslation_Rate_Y = Translation_Rate[1];
+    if(abs(FinalTranslation_Rate_Y) > 0.0){
+      Translation_Rate[1] = rampTransFrame_coeff[0];
+    }
+  }
+
   if(RampOutletPressure && !DiscreteAdjoint){
     for (iMarker = 0; iMarker < nMarker_Giles; iMarker++){
       if (Kind_Data_Giles[iMarker] == STATIC_PRESSURE || Kind_Data_Giles[iMarker] == STATIC_PRESSURE_1D || Kind_Data_Giles[iMarker] == RADIAL_EQUILIBRIUM ){
@@ -4378,6 +4397,15 @@ void CConfig::SetPostprocessing(SU2_COMPONENT val_software, unsigned short val_i
     }
   }
 
+  if(RampOutletMassFlow && !DiscreteAdjoint){
+    for (iMarker = 0; iMarker < nMarker_Giles; iMarker++){
+      if (Kind_Data_Giles[iMarker] == MASS_FLOW_OUTLET){
+        FinalOutletMassFlow = Giles_Var1[iMarker];
+        Giles_Var1[iMarker] = rampOutMassFlow_coeff[0];
+      }
+    }
+  }
+
   /*--- Check on extra Relaxation factor for Giles---*/
   if(extrarelfac[1] > 0.5){
     extrarelfac[1] = 0.5;

SU2_CFD/include/iteration/CFluidIteration.hpp

@@ -108,13 +108,14 @@ class CFluidIteration : public CIteration {
                unsigned short val_iInst) override;
 
   /*!
-   * \brief Monitors turbo computation (pressure and turbo ramps).
+   * \brief Monitors turbo computation ramps
    * \param[in] geometry_container - Geometrical definition of the problem
    * \param[in] config_container - Defintion of the particular problem
    * \param[in] ExtIter - The current iteration of the problem
    * \param[in] iZone - The current zone
+   * \param[in] ramp_flag - Flag indicating type of ramp (grid or boundary)
    */
-  void TurboMonitor(CGeometry**** geometry_container, CConfig** config_container, unsigned long ExtIter, unsigned short iZone);
+  virtual void TurboRamp(CGeometry**** geometry_container, CConfig** config_container, unsigned long iter, unsigned short iZone, unsigned short ramp_flag) {};
 
   /*!
    * \brief Computes turboperformance.

SU2_CFD/include/iteration/CTurboIteration.hpp

@@ -68,4 +68,14 @@ class CTurboIteration : public CFluidIteration {
    * \brief Initialises turboperformance classes.
    */
   void InitTurboPerformance(CGeometry *geometry, CConfig** config, CFluidModel *fluid);
+
+  /*!
+   * \brief Monitors turbo computation ramps
+   * \param[in] geometry_container - Geometrical definition of the problem
+   * \param[in] config_container - Defintion of the particular problem
+   * \param[in] ExtIter - The current iteration of the problem
+   * \param[in] iZone - The current zone
+   * \param[in] ramp_flag - Flag indicating type of ramp (grid or boundary)
+   */
+  void TurboRamp(CGeometry**** geometry_container, CConfig** config_container, unsigned long iter, unsigned short iZone, unsigned short ramp_flag) override;
 };

SU2_CFD/src/iteration/CFluidIteration.cpp

@@ -232,8 +232,11 @@ bool CFluidIteration::Monitor(COutput* output, CIntegration**** integration, CGe
                            config, TurbomachineryStagePerformance, TurbomachineryPerformance, val_iZone, config[val_iZone]->GetTimeIter(), config[val_iZone]->GetOuterIter(),
                            config[val_iZone]->GetInnerIter(), val_iInst);
     }
-
-    TurboMonitor(geometry, config, config[val_iZone]->GetInnerIter(), val_iZone);
+    /*--- Update ramps, grid first then outlet boundary ---*/
+    if (config[val_iZone]->GetRampRotatingFrame() || config[val_iZone]->GetRampTranslationFrame())
+      TurboRamp(geometry, config, config[val_iZone]->GetInnerIter(), val_iZone, TURBO_RAMP_TYPE::GRID);
+    if (config[val_iZone]->GetRampOutletMassFlow() || config[val_iZone]->GetRampOutletPressure())
+      TurboRamp(geometry, config, config[val_iZone]->GetInnerIter(), val_iZone, TURBO_RAMP_TYPE::BOUNDARY);
   }
   output->SetHistoryOutput(geometry[val_iZone][val_iInst][MESH_0], solver[val_iZone][val_iInst][MESH_0],
                            config[val_iZone], config[val_iZone]->GetTimeIter(), config[val_iZone]->GetOuterIter(),
@@ -251,77 +254,6 @@ bool CFluidIteration::Monitor(COutput* output, CIntegration**** integration, CGe
   return StopCalc;
 }
 
-void CFluidIteration::TurboMonitor(CGeometry**** geometry_container, CConfig** config_container, unsigned long iter, unsigned short iZone) {
-  auto* config = config_container[iZone];
-
-  if (config_container[ZONE_0]->GetMultizone_Problem())
-    iter = config_container[ZONE_0]->GetOuterIter();
-  /*--- ROTATING FRAME Ramp: Compute the updated rotational velocity. ---*/
-  if (config->GetGrid_Movement() && config->GetRampRotatingFrame()) {
-    const unsigned long rampFreq = SU2_TYPE::Int(config->GetRampRotatingFrame_Coeff(1));
-    const unsigned long finalRamp_Iter = SU2_TYPE::Int(config->GetRampRotatingFrame_Coeff(2));
-    const su2double rot_z_ini = config->GetRampRotatingFrame_Coeff(0);
-    const bool print = (config->GetComm_Level() == COMM_FULL);
-
-    if(iter % rampFreq == 0 && iter <= finalRamp_Iter){
-
-      const su2double rot_z_final = config->GetFinalRotation_Rate_Z();
-
-      if (fabs(rot_z_final) > 0.0) {
-        const su2double rot_z = rot_z_ini + iter * ( rot_z_final - rot_z_ini) / finalRamp_Iter;
-        config->SetRotation_Rate(2, rot_z);
-        if (rank == MASTER_NODE && iter > 0) {
-          cout << "\nUpdated rotating frame grid velocities for zone " << iZone << ".\n";
-        }
-        geometry_container[iZone][INST_0][MESH_0]->SetRotationalVelocity(config, print);
-        geometry_container[iZone][INST_0][MESH_0]->SetShroudVelocity(config);
-      }
-
-      geometry_container[iZone][INST_0][MESH_0]->SetAvgTurboValue(config, iZone, INFLOW, false);
-      geometry_container[iZone][INST_0][MESH_0]->SetAvgTurboValue(config, iZone, OUTFLOW, false);
-      geometry_container[iZone][INST_0][MESH_0]->GatherInOutAverageValues(config, false);
-
-      if (iZone < nZone - 1) {
-        geometry_container[nZone-1][INST_0][MESH_0]->SetAvgTurboGeoValues(config ,geometry_container[iZone][INST_0][MESH_0], iZone);
-      }
-    }
-  }
-
-  /*--- Outlet Pressure Ramp: Compute the updated pressure. ---*/
-  if (config->GetRampOutletPressure()) {
-    const unsigned long rampFreq = SU2_TYPE::Int(config->GetRampOutletPressure_Coeff(1));
-    const unsigned long finalRamp_Iter = SU2_TYPE::Int(config->GetRampOutletPressure_Coeff(2));
-    const su2double outPres_ini = config->GetRampOutletPressure_Coeff(0);
-    const su2double outPres_final = config->GetFinalOutletPressure();
-
-    if (iter % rampFreq == 0 && iter <= finalRamp_Iter) {
-      const su2double outPres = outPres_ini + iter * (outPres_final - outPres_ini) / finalRamp_Iter;
-      if (rank == MASTER_NODE) config->SetMonitorOutletPressure(outPres);
-
-      for (auto iMarker = 0; iMarker < config->GetnMarker_All(); iMarker++) {
-        const auto KindBC = config->GetMarker_All_KindBC(iMarker);
-        const auto Marker_Tag = config->GetMarker_All_TagBound(iMarker);
-        unsigned short KindBCOption;
-        switch (KindBC) {
-          case RIEMANN_BOUNDARY:
-            KindBCOption = config->GetKind_Data_Riemann(Marker_Tag);
-            if (KindBCOption == STATIC_PRESSURE || KindBCOption == RADIAL_EQUILIBRIUM) {
-              SU2_MPI::Error("Outlet pressure ramp only implemented for NRBC", CURRENT_FUNCTION);
-            }
-            break;
-          case GILES_BOUNDARY:
-            KindBCOption = config->GetKind_Data_Giles(Marker_Tag);
-            if (KindBCOption == STATIC_PRESSURE || KindBCOption == STATIC_PRESSURE_1D ||
-                KindBCOption == RADIAL_EQUILIBRIUM ) {
-              config->SetGiles_Var1(outPres, Marker_Tag);
-            }
-            break;
-        }
-      }
-    }
-  }
-}
-
 void CFluidIteration::ComputeTurboPerformance(CSolver***** solver, CGeometry**** geometry_container, CConfig** config_container, unsigned long ExtIter) {
   unsigned short nDim = geometry_container[ZONE_0][INST_0][MESH_0]->GetnDim();
   unsigned short nBladesRow = config_container[ZONE_0]->GetnMarker_Turbomachinery();