GRASS GIS 7 Programmer's Manual  7.5.svn(2018)-r72721
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N_solute_transport.h
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1 
2 /*****************************************************************************
3 *
4 * MODULE: Grass PDE Numerical Library
5 * AUTHOR(S): Soeren Gebbert, Berlin (GER) Dec 2006
6 * soerengebbert <at> gmx <dot> de
7 *
8 * PURPOSE: solute transport in porous media
9 * part of the gpde library
10 *
11 * COPYRIGHT: (C) 2000 by the GRASS Development Team
12 *
13 * This program is free software under the GNU General Public
14 * License (>=v2). Read the file COPYING that comes with GRASS
15 * for details.
16 *
17 *****************************************************************************/
18 
19 #include "N_pde.h"
20 
21 #ifndef _N_SOLUTE_TRANSPORT_H_
22 #define _N_SOLUTE_TRANSPORT_H_
23 
24 
25 typedef struct
26 {
27  N_array_3d *c; /*concentration */
28  N_array_3d *c_start; /*concentration at start */
29  N_array_3d *diff_x; /*x part of the diffusion tensor */
30  N_array_3d *diff_y; /*y part of the diffusion tensor */
31  N_array_3d *diff_z; /*z part of the diffusion tensor */
32  N_array_3d *nf; /*effective porosity */
33  N_array_3d *cs; /*concentration sources and sinks */
34  N_array_3d *q; /*well sources and sinks */
35  N_array_3d *R; /*retardation */
36  N_array_3d *cin; /*concentration input from wells */
37 
38  N_gradient_field_3d *grad; /*velocity field */
39 
40  N_array_3d *status; /*active/inactive/dirichlet cell status */
41 
42  N_array_3d *disp_xx; /*x part of the dispersivity tensor */
43  N_array_3d *disp_yy; /*x part of the dispersivity tensor */
44  N_array_3d *disp_zz; /*x part of the dispersivity tensor */
45  N_array_3d *disp_xy; /*xy part of the dispersivity tensor */
46  N_array_3d *disp_xz; /*xz part of the dispersivity tensor */
47  N_array_3d *disp_yz; /*yz part of the dispersivity tensor */
48 
49  double dt; /*calculation time */
50  double al, at; /*dispersivity length longditudinal and transversal */
51  int stab; /*stabilization criteria */
52 
54 
55 
56 typedef struct
57 {
58  N_array_2d *c; /*concentration */
59  N_array_2d *c_start; /*concentration at start */
60  N_array_2d *diff_x; /*x part of the diffusion tensor */
61  N_array_2d *diff_y; /*y part of the diffusion tensor */
62  N_array_2d *nf; /*effective porosity */
63  N_array_2d *cs; /*concentration sources and sinks */
64  N_array_2d *q; /*well sources and sinks */
65  N_array_2d *R; /*retardation */
66  N_array_2d *cin; /*concentration */
67 
68  N_gradient_field_2d *grad; /*velocity field */
69 
70  N_array_2d *status; /*active/inactive/dirichlet cell status */
71  N_array_2d *top; /* top surface of the aquifer */
72  N_array_2d *bottom; /* bottom surface of the aquifer */
73 
74  N_array_2d *disp_xx; /*x part of the dispersivity tensor */
75  N_array_2d *disp_yy; /*x part of the dispersivity tensor */
76  N_array_2d *disp_xy; /*xy part of the dispersivity tensor */
77 
78  double dt; /*calculation time */
79  double al, at; /*dispersivity length longditudinal and transversal */
80  int stab; /*stabilization criteria */
81 
83 
84 
85 extern N_data_star *N_callback_solute_transport_3d(void *solutedata,
86  N_geom_data * geom,
87  int col, int row,
88  int depth);
89 extern N_data_star *N_callback_solute_transport_2d(void *solutedata,
90  N_geom_data * geom,
91  int col, int row);
93  int rows,
94  int depths);
96  int rows);
99 
100 /*compute the dispersivity tensor */
102  data);
104  data);
106  * data);
108  * data);
109 #endif
Matrix entries for a mass balance 5/7/9 star system.
Definition: N_pde.h:272
void N_calc_solute_transport_transmission_2d(N_solute_transport_data2d *data)
Compute the transmission boundary condition in 2d.
N_gradient_field_3d * grad
void N_calc_solute_transport_disptensor_3d(N_solute_transport_data3d *data)
Compute the dispersivity tensor based on the solute transport data in 3d.
Geometric information about the structured grid.
Definition: N_pde.h:103
void N_calc_solute_transport_disptensor_2d(N_solute_transport_data2d *data)
Compute the dispersivity tensor based on the solute transport data in 2d.
void N_free_solute_transport_data2d(N_solute_transport_data2d *data)
Release the memory of the solute transport data structure in two dimensions.
void N_free_solute_transport_data3d(N_solute_transport_data3d *data)
Release the memory of the solute transport data structure in three dimensions.
N_gradient_field_2d * grad
void N_calc_solute_transport_transmission_3d(N_solute_transport_data3d *data)
N_data_star * N_callback_solute_transport_2d(void *solutedata, N_geom_data *geom, int col, int row)
This callback function creates the mass balance of a 5 point star.
N_data_star * N_callback_solute_transport_3d(void *solutedata, N_geom_data *geom, int col, int row, int depth)
This is just a placeholder.
N_solute_transport_data3d * N_alloc_solute_transport_data3d(int cols, int rows, int depths)
Alllocate memory for the solute transport data structure in three dimensions.
N_solute_transport_data2d * N_alloc_solute_transport_data2d(int cols, int rows)
Alllocate memory for the solute transport data structure in two dimensions.