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cs_air_props.h
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1#ifndef __CS_AIR_PROPS_H__
2#define __CS_AIR_PROPS_H__
3
4/*============================================================================
5 * Specific laws for air properties (temperature, enthalpy)
6 *============================================================================*/
7
8/*
9 This file is part of code_saturne, a general-purpose CFD tool.
10
11 Copyright (C) 1998-2023 EDF S.A.
12
13 This program is free software; you can redistribute it and/or modify it under
14 the terms of the GNU General Public License as published by the Free Software
15 Foundation; either version 2 of the License, or (at your option) any later
16 version.
17
18 This program is distributed in the hope that it will be useful, but WITHOUT
19 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
20 FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
21 details.
22
23 You should have received a copy of the GNU General Public License along with
24 this program; if not, write to the Free Software Foundation, Inc., 51 Franklin
25 Street, Fifth Floor, Boston, MA 02110-1301, USA.
26*/
27
28/*----------------------------------------------------------------------------*/
29
30/*----------------------------------------------------------------------------
31 * Standard C library headers
32 *----------------------------------------------------------------------------*/
33
34/*----------------------------------------------------------------------------
35 * Local headers
36 *----------------------------------------------------------------------------*/
37
38#include "cs_base.h"
39
40/*----------------------------------------------------------------------------*/
41
43
44/*============================================================================
45 * Structure definition
46 *============================================================================*/
47
48/* Structure associated to general properties */
49
50typedef struct {
51
52 cs_real_t humidity0; /* Reference humidity */
53 cs_real_t cp_a; /* Specific heat of dry air */
54 cs_real_t cp_v; /* Specific heat of vapor */
55 cs_real_t cp_l; /* Specific heat of liquid water */
56 cs_real_t hv0; /* Chaleur latente */
57 cs_real_t rho_l; /* Masse volumique de l eau */
58 cs_real_t lambda_h; /* Humid air conductivity */
59 cs_real_t lambda_l; /* Water conductivity */
60 cs_real_t droplet_diam; /* Drop diameter for rain zones */
61 cs_real_t molmass_rat; /* Ratio of the molar mass (H2O) over the
62 molar mass (air) */
63
65
67
68/*============================================================================
69 * Public function prototypes for Fortran API
70 *============================================================================*/
71
72/*============================================================================
73 * Prototypes of public function
74 *============================================================================*/
75
76/*----------------------------------------------------------------------------*/
84/*----------------------------------------------------------------------------*/
85
88
89/*----------------------------------------------------------------------------*/
97/*----------------------------------------------------------------------------*/
98
101
102/*----------------------------------------------------------------------------*/
111/*----------------------------------------------------------------------------*/
112
115 cs_real_t p0);
116
117/*----------------------------------------------------------------------------*/
126/*----------------------------------------------------------------------------*/
127
130 cs_real_t x_s);
131
132/*----------------------------------------------------------------------------*/
143/*----------------------------------------------------------------------------*/
144
147 cs_real_t x,
148 cs_real_t x_s,
149 cs_real_t t_h);
150
151/*----------------------------------------------------------------------------*/
162/*----------------------------------------------------------------------------*/
163
166 cs_real_t x,
167 cs_real_t x_s,
168 cs_real_t h_h);
169
170/*----------------------------------------------------------------------------*/
178/*----------------------------------------------------------------------------*/
179
182
183/*----------------------------------------------------------------------------*/
191/*----------------------------------------------------------------------------*/
192
195
196/*----------------------------------------------------------------------------*/
197
198/*----------------------------------------------------------------------------*/
207/*----------------------------------------------------------------------------*/
208
211 cs_real_t p);
212
213/*----------------------------------------------------------------------------*/
223/*----------------------------------------------------------------------------*/
224
227 cs_real_t p);
228
229/*----------------------------------------------------------------------------*/
238/*----------------------------------------------------------------------------*/
239
242
243/*----------------------------------------------------------------------------*/
252/*----------------------------------------------------------------------------*/
253
256
257/*----------------------------------------------------------------------------*/
266/*----------------------------------------------------------------------------*/
267
270
271/*----------------------------------------------------------------------------*/
283/*----------------------------------------------------------------------------*/
284
285void
286cs_rho_humidair(cs_real_t ywm, //TODO rename yw_h
287 cs_real_t t_liq,
288 cs_real_t p,
289 cs_real_t *yw_liq,
290 cs_real_t *t_h,
291 cs_real_t *rho_h);
292
293/*----------------------------------------------------------------------------*/
306/*----------------------------------------------------------------------------*/
307
310 cs_real_t rho0,
311 cs_real_t p0,
312 cs_real_t t0,
313 cs_real_t molmassrat,
314 cs_real_t t_h);
315
316/*----------------------------------------------------------------------------*/
317
319
320#endif /* __CS_AIR_PROPERTIES_H__ */
cs_air_fluid_props_t * cs_glob_air_props
Definition cs_air_props.c:86
cs_real_t cs_liq_h_to_t(cs_real_t h_l)
Calculation of the temperature of liquid water.
Definition cs_air_props.c:351
cs_real_t cs_air_yw_sat(cs_real_t t_c, cs_real_t p)
Calculation of the air water mass fraction at saturation for a given temperature.
Definition cs_air_props.c:433
cs_real_t cs_air_x_sat(cs_real_t t_c, cs_real_t p)
Calculation of the air humidity at saturation for a given temperature.
Definition cs_air_props.c:393
cs_real_t cs_air_cp_humidair(cs_real_t x, cs_real_t x_s)
Calculation of the Cp of humid air.
Definition cs_air_props.c:259
cs_real_t cs_liq_t_to_h(cs_real_t t_l)
Calculation of the specific enthalpy of liquid water.
Definition cs_air_props.c:372
cs_real_t cs_air_x_to_yw(const cs_real_t x)
Convert the absolute humidity of humid air to the air water mass fraction qwt = Ym = mw/mh.
Definition cs_air_props.c:533
cs_real_t cs_air_h_l(cs_real_t t_l)
Calculation water mass enthalpy.
Definition cs_air_props.c:124
cs_real_t cs_air_rho_humidair(cs_real_t x, cs_real_t rho0, cs_real_t p0, cs_real_t t0, cs_real_t molmassrat, cs_real_t t_h)
Calculation of the density of humid air.
Definition cs_air_props.c:643
cs_real_t cs_air_yw_to_x(cs_real_t qw)
Convert the air water mass fraction qwt = Ym = mw/mh to the absolute humidity of humid air.
Definition cs_air_props.c:554
void cs_rho_humidair(cs_real_t ywm, cs_real_t t_liq, cs_real_t p, cs_real_t *yw_liq, cs_real_t *t_h, cs_real_t *rho_h)
Calculation of the density of humid air.
Definition cs_air_props.c:579
cs_real_t cs_air_hvap(cs_real_t t_vap)
Calculation water vapor mass enthalpy.
Definition cs_air_props.c:142
cs_real_t cs_air_dxsath(cs_real_t th, cs_real_t p0)
Calculation of the derivate of the absolute humidity at saturation.
Definition cs_air_props.c:166
cs_real_t cs_air_pwv_sat(cs_real_t t_c)
Computes the saturation water vapor pressure function of the temperature (in Celsius)
Definition cs_air_props.c:458
cs_real_t cs_air_t_humidair(cs_real_t cp_h, cs_real_t x, cs_real_t x_s, cs_real_t h_h)
Calculation of the temperature of humid air.
Definition cs_air_props.c:323
cs_real_t cs_air_h_humidair(cs_real_t cp_h, cs_real_t x, cs_real_t x_s, cs_real_t t_h)
Calculation of the specific enthalpy of humid air.
Definition cs_air_props.c:290
#define BEGIN_C_DECLS
Definition cs_defs.h:509
double cs_real_t
Floating-point value.
Definition cs_defs.h:319
#define END_C_DECLS
Definition cs_defs.h:510
@ h_l
Definition cs_field_pointer.h:202
@ p
Definition cs_field_pointer.h:67
@ t_l
Definition cs_field_pointer.h:201
Definition cs_air_props.h:50
cs_real_t cp_l
Definition cs_air_props.h:55
cs_real_t cp_v
Definition cs_air_props.h:54
cs_real_t humidity0
Definition cs_air_props.h:52
cs_real_t droplet_diam
Definition cs_air_props.h:60
cs_real_t lambda_l
Definition cs_air_props.h:59
cs_real_t molmass_rat
Definition cs_air_props.h:61
cs_real_t rho_l
Definition cs_air_props.h:57
cs_real_t cp_a
Definition cs_air_props.h:53
cs_real_t lambda_h
Definition cs_air_props.h:58
cs_real_t hv0
Definition cs_air_props.h:56