cs_gwf_soil.h

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#ifndef __CS_GWF_SOIL_H__
#define __CS_GWF_SOIL_H__
 
/*============================================================================
 * Set of main functions to handle soils in the groundwater flow module
 * when using CDO schemes
 *============================================================================*/
 
/*
  This file is part of Code_Saturne, a general-purpose CFD tool.
 
  Copyright (C) 1998-2019 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_base.h"
#include "cs_cdo_connect.h"
#include "cs_cdo_quantities.h"
#include "cs_mesh.h"
#include "cs_property.h"
#include "cs_volume_zone.h"
 
/*----------------------------------------------------------------------------*/
 
BEGIN_C_DECLS
 
/*============================================================================
 * Macro definitions
 *============================================================================*/
 
/*============================================================================
 * Public function pointer prototypes
 *============================================================================*/
 
/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/
 
typedef void
(cs_gwf_soil_update_t) (const cs_real_t              t_eval,
                        const cs_mesh_t             *mesh,
                        const cs_cdo_connect_t      *connect,
                        const cs_cdo_quantities_t   *quant,
                        const cs_real_t             *head_values,
                        const cs_zone_t             *zone,
                        void                        *input);
 
/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/
 
typedef void
(cs_gwf_soil_finalize_t)(void         *input);
 
 
/*============================================================================
 * Type definitions
 *============================================================================*/
 
/* Predefined hydraulic model of soil
 *=================================== */
 
/* Type of predefined modelling for the groundwater flows */
typedef enum {
 
  CS_GWF_SOIL_GENUCHTEN, /* Van Genuchten-Mualem laws for dimensionless
                            moisture content and hydraulic conductivity */
  CS_GWF_SOIL_SATURATED, /* media is satured */
  CS_GWF_SOIL_USER,      /* User-defined model */
  CS_GWF_SOIL_N_HYDRAULIC_MODELS
 
} cs_gwf_soil_hydraulic_model_t;
 
/* Structures used to handle soils with a Van Genuchten-Mualen modelling */
/* --------------------------------------------------------------------- */
 
/* Parameters defining a van Genuchten-Mualen hydraulic model */
typedef struct {
 
  double         bulk_density;
  double         residual_moisture;
  double         saturated_moisture;
  cs_real_33_t   saturated_permeability;
 
  /* Advanced parameters */
  double  n;          // 1.25 < n < 6
  double  m;          // m = 1 - 1/n
  double  scale;      // scale parameter [m^-1]
  double  tortuosity; // tortuosity param. for saturated hydraulic conductivity
 
} cs_gwf_soil_genuchten_param_t;
 
/* Input structure used to update the physical properties */
typedef struct {
 
  cs_real_t         *permeability_values;
  cs_real_t         *head_values;
  cs_real_t         *moisture_values;
  cs_real_t         *capacity_values;
 
} cs_gwf_genuchten_update_input_t;
 
/* Structures used to handle soils with a saturated modelling */
/* ---------------------------------------------------------- */
 
/* Parameters defining a saturated hydraulic model */
typedef struct {
 
  double         bulk_density;
  double         saturated_moisture;
  cs_real_33_t   saturated_permeability;
 
} cs_gwf_soil_saturated_param_t;
 
typedef struct {
 
  cs_real_t         *permeability_values;
  cs_real_t         *moisture_values;
 
} cs_gwf_saturated_update_input_t;
 
/* Set of parameters describing a soil */
typedef struct {
 
  int    id;       /* soil id */
  int    zone_id;  /* id related to a cs_zone_t structure (based on
                      cells) */
 
  /* Physical modelling adopted for this soil */
  cs_gwf_soil_hydraulic_model_t   model;
 
  /* Pointer to an input structure according to the hydraulic model */
  void                           *input;
 
  /* Pointers to functions */
  cs_gwf_soil_update_t           *update_properties;
  cs_gwf_soil_finalize_t         *free_input;
 
} cs_gwf_soil_t;
 
/*============================================================================
 * User-defined function prototypes
 *============================================================================*/
 
/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/
 
void
cs_user_gwf_get_soil_density(const cs_gwf_soil_t   *soil,
                             cs_real_t             *density);
 
/*============================================================================
 * Public function prototypes
 *============================================================================*/
 
/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/
 
cs_gwf_soil_t *
cs_gwf_soil_add(const char                      *z_name,
                cs_gwf_soil_hydraulic_model_t    model);
 
/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/
 
void
cs_gwf_soil_free_all(void);
 
/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/
 
int
cs_gwf_get_n_soils(void);
 
/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/
 
cs_gwf_soil_t *
cs_gwf_soil_by_id(int   id);
 
/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/
 
cs_gwf_soil_t *
cs_gwf_soil_by_name(const char    *name);
 
/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/
 
cs_real_t
cs_gwf_soil_get_bulk_density(const cs_gwf_soil_t  *soil);
 
/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/
 
void
cs_gwf_set_iso_saturated_soil(cs_gwf_soil_t              *soil,
                              double                      k_s,
                              double                      theta_s,
                              double                      rho);
 
/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/
 
void
cs_gwf_set_aniso_saturated_soil(cs_gwf_soil_t              *soil,
                                double                     *k_s,
                                double                      theta_s,
                                double                      rho);
 
/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/
 
void
cs_gwf_set_iso_genuchten_soil(cs_gwf_soil_t              *soil,
                              double                      k_s,
                              double                      theta_s,
                              double                      theta_r,
                              double                      rho);
 
/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/
 
void
cs_gwf_set_aniso_genuchten_soil(cs_gwf_soil_t              *soil,
                                double                     *k_s,
                                double                      theta_s,
                                double                      theta_r,
                                double                      rho);
 
/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/
 
void
cs_gwf_set_user_soil(cs_gwf_soil_t              *soil,
                     void                       *input,
                     cs_gwf_soil_update_t       *update_func,
                     cs_gwf_soil_finalize_t     *free_func);
 
/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/
 
void
cs_gwf_soil_set_all_saturated(cs_property_t         *permeability,
                              cs_property_t         *moisture_content,
                              cs_field_t            *moisture_field);
 
/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/
 
void
cs_gwf_build_cell2soil(cs_lnum_t    n_cells);
 
/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/
 
const short int *
cs_gwf_get_cell2soil(void);
 
/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/
 
void
cs_gwf_soil_set_by_field(cs_property_t     *permeability,
                         cs_field_t        *permea_field,
                         cs_property_t     *moisture_content,
                         cs_field_t        *moisture_field,
                         cs_property_t     *soil_capacity,
                         cs_field_t        *capacity_field);
 
/*----------------------------------------------------------------------------*/
/*----------------------------------------------------------------------------*/
 
void
cs_gwf_soil_log_setup(void);
 
/*----------------------------------------------------------------------------*/
 
END_C_DECLS
 
#endif /* __CS_GWF_SOIL_H__ */