cs_wall_condensation.h

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#ifndef __CS_WALL_CONDENSATION_H__
#define __CS_WALL_CONDENSATION_H__
 
/*============================================================================
 * Base wall condensation model.
 *============================================================================*/
 
/*
  This file is part of code_saturne, a general-purpose CFD tool.
 
  Copyright (C) 1998-2024 EDF S.A.
 
  This program 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 2 of the License, or (at your option) any later
  version.
 
  This program 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
  this program; if not, write to the Free Software Foundation, Inc., 51 Franklin
  Street, Fifth Floor, Boston, MA 02110-1301, USA.
*/
 
/*----------------------------------------------------------------------------*/
 
/*----------------------------------------------------------------------------
 * Local headers
 *----------------------------------------------------------------------------*/
 
#include "cs_defs.h"
 
/*----------------------------------------------------------------------------*/
 
BEGIN_C_DECLS
 
/*============================================================================
 * Type definitions
 *============================================================================*/
 
typedef enum {
  CS_WALL_COND_MODEL_COPAIN    = 0,
  CS_WALL_COND_MODEL_COPAIN_BD = 1,
  CS_WALL_COND_MODEL_UCHIDA    = 2,
  CS_WALL_COND_MODEL_DEHBI     = 3,
} cs_wall_cond_natural_conv_model_t;
 
typedef enum {
  CS_WALL_COND_MODEL_WALL_LAW    = 0,
  CS_WALL_COND_MODEL_SCHLICHTING = 1
} cs_wall_cond_forced_conv_model_t;
 
typedef enum {
  CS_WALL_COND_MIXED_MAX       = 0,
  CS_WALL_COND_MIXED_INCROPERA = 1
} cs_wall_cond_mixed_conv_model_t;
 
typedef struct {
 
  int icondb; // Switch used to activate wall condensation (0 : activated)
  int icondv; /* Switch used to activate wall condensation
                 with metal structures(0 : activated) */
  int nztag1d; //Indicate if the thermal 1D model of severe accident is used.
               // 1 a 1D thermal equation is used, 0 user defined dirichlet
 
  // Model type
  cs_wall_cond_natural_conv_model_t natural_conv_model;
  cs_wall_cond_forced_conv_model_t  forced_conv_model;
  cs_wall_cond_mixed_conv_model_t   mixed_conv_model;
 
  /* Surface wall condensation */
 
  // Mesh related quantities
  cs_lnum_t  nfbpcd;
  cs_lnum_t *ifbpcd;
  cs_lnum_t *itypcd;
  cs_lnum_t *izzftcd;
  cs_real_t *spcond;
  cs_real_t *hpcond;
  cs_real_t *twall_cond;
  cs_real_t *thermal_condensation_flux;
  cs_real_t *convective_htc;
  cs_real_t *condensation_htc;
  cs_real_t *total_htc;
  cs_real_t *flthr;
  cs_real_t *dflthr;
 
  // Zone related quantities
  cs_lnum_t  nzones;
  cs_lnum_t *izcophc;
  cs_lnum_t *izcophg;
  cs_lnum_t *iztag1d;
  cs_real_t *ztpar;
  cs_real_t *zxrefcond;
  cs_real_t *zprojcond;
 
  /* Volume wall condensation */
 
  cs_lnum_t  ncmast;
  cs_lnum_t  nvolumes;
  cs_lnum_t *ltmast;
  cs_lnum_t *itypst;
  cs_lnum_t *izmast;
  cs_real_t *svcond;
  cs_real_t *flxmst;
  cs_lnum_t *itagms;
 
} cs_wall_condensation_t;
 
/*============================================================================
 * Static global variables
 *============================================================================*/
 
/* Pointer to wall condensation descriptor structure */
extern const cs_wall_condensation_t  *cs_glob_wall_condensation;
 
/*=============================================================================
 * Public function prototypes
 *============================================================================*/
 
/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/
 
cs_wall_condensation_t *
cs_get_glob_wall_condensation(void);
 
/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/
 
void
cs_wall_condensation_set_model(cs_wall_cond_natural_conv_model_t  model);
 
/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/
 
void
cs_wall_condensation_set_onoff_state(int  icondb,
                                     int  icondv);
 
/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/
 
void
cs_wall_condensation_create(cs_lnum_t  nfbpcd,
                            cs_lnum_t  nzones,
                            cs_lnum_t  ncmast,
                            cs_lnum_t  nvolumes,
                            cs_lnum_t  nvar);
 
/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/
 
void
cs_wall_condensation_free(void);
 
/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/
 
void
cs_wall_condensation_compute(cs_real_t  total_htc[]);
 
/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/
 
void
cs_wall_condensation_log(void);
 
/*----------------------------------------------------------------------------*/
/*
 * \brief Explicit and implicit sources terms from sources
 *        condensation computation.
 *
 * \param[in]      f         pointer to field structure
 * \param[in]      xcpp      array of specific heat (Cp)
 * \param[in]      pvara     variable value at time step beginning
 * \param[in,out]  st_exp    explicit source term part linear in the variable
 * \param[in,out]  st_imp    associated value with \c tsexp
 *                           to be stored in the matrix
 */
/*----------------------------------------------------------------------------*/
 
 
void
cs_wall_condensation_source_terms(const cs_field_t  *f,
                                  const cs_real_t    xcpp[],
                                  const cs_real_t    pvara[],
                                  cs_real_t          st_exp[],
                                  cs_real_t          st_imp[]);
 
/*----------------------------------------------------------------------------*/
 
END_C_DECLS
 
#endif /* __CS_WALL_CONDENSATION_H__ */