mcd | Documentation hydra

Nom du champ	Libellé du champ	Domaine de valeurs
name	Name
h	h
z_ground	Ground elevation
area	Area [m²]

Nom du champ	Libellé du champ	Domaine de valeurs
name	Name
q_pump	Maximum discharge [m3/s]

Nom du champ	Libellé du champ	Domaine de valeurs
name	Name
comment	Comment

Nom du champ	Libellé du champ	Domaine de valeurs
name	Name
area	Area [m²]
domain_2d	Domain 2D
rk	Strickler coefficient
zb	Z bottom

Nom du champ	Libellé du champ	Domaine de valeurs
name	Name
discharge_for_headloss	River bed only	Full section, River bed only
v_max_cms
z_gate	Z gate
z_ceiling	Z ceiling
z_invert	Z invert
width	Width
labelv	V max [cm/s]
upward_opening_gate	Upward opening
downward_opening_gate	Downward opening
labelgatecoefficient	Gate coefficient
cc_submerged	Submerged coef.	true/false
mode_valve	Mode valve type

Nom du champ	Libellé du champ	Domaine de valeurs
name	Name
discharge_for_headloss	River bed only	Full section, River bed only
table	Elevation [m]

Nom du champ	Libellé du champ	Domaine de valeurs
name	Name
law_type	Borda headloss type
up_geom	Upstream geometry
down_geom	Downstream geometry
up_cs_area	Up: width [m] if canal / section area [m²] if circular
down_cs_area	Down: width [m] if canal / section area [m²] if circular
middle_cs_area	Middle cross-section area [m²]
up_cs_zinvert	Up: Z invert [m] if canal
down_cs_zinvert	Down: Z invert [m] if canal
outlet_cs_area	Outlet cross-section area [m²]
inlet_cs_area	Inlet cross-section area [m²]
reference_cs	Reference cross-section
middle_option	Middle option
length	Length [m]
curve_radius	Curve radius [m]
angle	Angle [°]
half_angle	Half-angle [°]
curve_angle	Curve angle [°]
v_angle	Vertical angle [°]
entrance_shape	Entrance shape
outlet_shape	Outlet Shape
inlet_shape	Inlet shape
diffus_geom	Diffuser geometry
transition_option	Transition
wall_friction_option	Wall friction
connector_no	Number of segment in bend
ls	Segment length/diameter
deposition_option	Deposition
grid_shape	Grid shape
grid_shape_oblique	Grid shape
bend_shape	Bend shape
obstruction_rate	Obstruction rate
blocage_coef	Blocage coefficient
ks	Strickler coefficient
coef_kq2	KQ² coefficient
coef_kv_12	KV coefficient [1 -> 2]
coef_kv_21	KV coefficient [1 <- 2]
param1	param1
param2	param2
param3	param3
param4	param4
qh_array	H(Q)

Nom du champ	Libellé du champ	Domaine de valeurs
name	Name
law_type	Borda headloss type
reference_cs	Reference cross-section
length	Length [m]
curve_radius	Curve radius [m]
angle	Angle [°]
half_angle	Half-angle [°]
curve_angle	Curve angle [°]
v_angle	Vertical angle [°]
middle_option	Middle option
middle_cs_area	Middle cs area [m²]
transition_option	Transition option
wall_friction_option	Wall friction
connector_no	Number of segment in bend
ls	Segment length/diameter
deposition_option	Deposition
grid_shape	Grid shape
grid_shape_oblique	Grid shape
bend_shape	Bend shape
blocage_coef	Blocage coefficient [1-a/s]
ks	Strickler coefficient
coef_kq2	KQ² coefficient
coef_kv_12	KV coefficient [1 -> 2]
coef_kv_21	KV coefficient [1 <- 2]
param1	param1
param2	param2
param3	param3
param4	param4
qh_array	H(Q)
discharge_for_headloss	River bed only	Full section, River bed only

Nom du champ	Libellé du champ	Domaine de valeurs
name	Name
d_abutment_l	Left abutment width [m]
d_abutment_r	Right abutment width [m]
abutment_type	Abutment type
z_ceiling	Z ceiling

Nom du champ	Libellé du champ	Domaine de valeurs
name	Name
l_road	Road length [m]
z_road	Z road
discharge_for_headloss	River bed only	Full section, River bed only

Nom du champ	Libellé du champ	Domaine de valeurs
name	Name

Nom du champ	Libellé du champ	Domaine de valeurs
rl	Length [m]
name	Name
netflow	Runoff concentration time K4 [days]
stacked_netflow	Runoff concentration time K4 [days]
constant_runoff	Runoff coefficient
cr	Runoff coefficient
horner_ini_loss_coef	Initial loss coefficient
horner_recharge_coef	Refill coefficient
holtan	Soil storage capacity [mm]
holtan_sat_inf_rate_mmh
holtan_dry_inf_rate_mmh
holtan_soil_storage_cap_mm
sat_inf_rate_mmh	Saturation infiltration rate [mm/h]
dry_inf_rate_mmh_2	Dry infiltration rate [mm/h]
soil_storage_cap_mm	Soil storage capacity [mm]
scs	Soil drainage time [days]
scs_soil_drainage_time_day
scs_rfu_mm
scs_j_mm
j_mm_scs	Soil storage J [mm]
rfu_mm_scs	Surface storage RFUJ [mm]
soil_drainage_time_day	Soil drainage time [days]
hydra_permeable_catchment_connect_coef	Catchment connect coef. [0-1]
hydra_permeable_catchment_connect_coef_2	Max infiltration rate [mm/day]
hydra_aquifer_infiltration_rate
hydra_catchment_connect_coef
hydra_surface_soil_storage_rfu_mm	Storage RFU [mm]
hydra_inf_rate_f0_mm_hr	Maximum infiltration rate f0 [mm/h]
hydra_soil_infiltration_type	split
hydra_int_soil_storage_j_mm	Storage J [mm]
hydra_soil_drainage_time_qres_day	Drainage time QRES [day]
hydra_int_soil_storage_j_mm
hydra_split_coefficient
hydra_soil_drainage_time_qres_day
hydra_permeable_split_coefficient	Split coef. [0-1]
gr4	Runoff concentration time K4 [days]
gr4_k1	Production reservoir K1 [mm]
gr4_k2	Aquifer exchange rate K2 [mm/day]
gr4_k3	Routing reservoir K3 [mm]
gr4_k4	Runoff concentration time K4 [days]
q_limit	Constant inflow [m3/s]
area	Area (ha)
c_imp	Impervious soil coefficient
btn_autofill	Auto-fill
network_type	Network type
Land use occupation [%]
rural_land_use	Rural
industrial_land_use	Industrial
suburban_housing_land_use	Suburban housing
dense_housing_land_use	Dense housing
shape_param_beta	Shape coefficient beta [2-6]
socose	Socose unit hydrograph (rural)
linear_reservoir	Linear reservoir (urban)
socose_tc_mn
runoff_type	None
define_k_mn	Lag time [mn]
socose_shape_param_beta	4
tc_mn	Concentration time [mn]
runoff_type_urban	Krajewski
runoff_type_rural	Mockus
contour_name
slope	Average slope [m/m]
q0	Maximum discharge [m3/s]

Nom du champ	Libellé du champ	Domaine de valeurs
name	Name

Nom du champ	Libellé du champ	Domaine de valeurs
name	Name

Nom du champ	Libellé du champ	Domaine de valeurs
name	Name
z_ground	Ground elevation
area	Area [m²]

Nom du champ	Libellé du champ	Domaine de valeurs
area	Area [m²]
name	Name
cover_diameter	Cover diameter [m]
cover_critical_pressure	Cover critical pressure [m]
cover_critical_pressure_label	Cover critical pressure [m]
inlet_width	Inlet Width [m]
inlet_height	Inlet Height [m]
z_ground	Ground elevation
connection_law

Nom du champ	Libellé du champ	Domaine de valeurs
name	Name
z_invert	Z invert
lateral_contraction_coef	Lateral contraction coefficient

Nom du champ	Libellé du champ	Domaine de valeurs
elem_length_4	Points proximity [m]
set_link_btn	Update links
links_gb	Boundary
vide_radio	Standard
flood_plain_transect_radio	Flood plain transect
ignored_for_coverages_radio	Non topological
strickler_radio	Strickler
overflow_radio	Overflow
connector_radio	Connector
porous_radio	Porous
boundary_radio	Boundary
elem_length_spinbox	None
elem_length_3	Points type
name	Name
elem_length_label	Element length [m]
create_cross_section	Create cross section
terrain_line	Terrain line

Nom du champ	Libellé du champ	Domaine de valeurs
area	Area [m²]
name	Name
z_overflow	Z overflow

Nom du champ	Libellé du champ	Domaine de valeurs
name	Name
tab	T break [h]
parameters	Break mode
z_crest2	Z crest up
z_crest1	Z crest down
width1	Width down [m]
width2	Width up [m]
lateral_contraction_coef	Lateral contraction coefficient
cc	Weir coefficient
break_mode	Break mode
t_break	T break [h]
width_breach	Breach width [m]
t_break	T break [h]
z_invert	Z invert
z_break	Z break

Nom du champ	Libellé du champ	Domaine de valeurs
name	Name
discharge_for_headloss	River bed only	Full section, River bed only
table	dH [m]

Nom du champ	Libellé du champ	Domaine de valeurs
name	Name
z_invert_up	Upstream elevation [m]
h_sable	Silting height [m]
z_invert_down	Downstream elevation [m]
custom_length	Length [m]
slope	Slope [m/m]
cross_section	Cross section type
rk	Rk
circular_diameter	Diameter [m]
ovoid_top_diameter	Top diameter [m]
ovoid_invert_diameter	Invert diameter [m]
ovoid_height	Height [m]
rk_maj	Flood plain Rk
comment	Comment

Nom du champ	Libellé du champ	Domaine de valeurs
name	Name
width	Width
z_invert	Z invert
transmitivity	Transmitivity

Nom du champ	Libellé du champ	Domaine de valeurs
name	Name
npump	Number of pumps
Pump 1	Courbe de pompe n°1
Pump 2	Courbe de pompe n°2
Pump 3	Courbe de pompe n°3
Pump 4	Courbe de pompe n°4
Pump 5	Courbe de pompe n°5
Pump 6	Courbe de pompe n°6
Pump 7	Courbe de pompe n°7
Pump 8	Courbe de pompe n°8
Pump 9	Courbe de pompe n°9
Pump 10	Courbe de pompe n°10
table_zregul	Z stop [m]

Nom du champ	Libellé du champ	Domaine de valeurs
name	Name
split1	Split 1 link
split2	Split 2 link
downstream	Downstream link

Nom du champ	Libellé du champ	Domaine de valeurs
name	Name
comment	Comment
xcoordinate	X coordinate
ycoordinate	Y coordinate
espg	espg

Nom du champ	Libellé du champ	Domaine de valeurs
name	Name
z_ceiling_stop	Z ceiling stop
z_ceiling	Z ceiling
z_invert	Z invert
width	Width
z_invert_stop	Z invert stop
upward_opening_gate	Upward opening
downward_opening_gate	Downward opening
v_max_cms
cc	Gate coefficient
cc_submerged	Submerged coef.
v_max_cms	V max [cm/s]
dt_regul_hr	Regulation time step [s]
groupbox_discharge_for_headloss	River bed only
radioBtn_full_section	Full section
radioBtn_river_bed	River bed only
groupBox_3	Derivative term [m²]
noregul	No regulation
zregul	Elevation (Z)
qregul	Discharge (Q)
relief	Relief
head	Head
qh	Q[h]
stacked_widget_regul	Opening head [m]
z_control_node	Control node
tz_array_placeholder
discharge	Z critical
q_z_crit	Z critical
no_regulation	Z gate
nr_z_gate	Z gate
page	Opening head [m]
h_open	Opening head [m]
h_close	Closing head [m]
regul_param_box	Derivative term [m²]
z_pid_0	Proportional term [m²/s]
z_pid_1	Integral term [m²/s²]
z_pid_2	Derivative term [m²]

Nom du champ	Libellé du champ	Domaine de valeurs
name	Name
overflow	Overflow link
z_ini	Z initial
treatment_mode
treatment_param	MES efficiency factor [%]
residual_concentration	DCO concentration [mg/L]
mes_conc_mgl	MES concentration [mg/L]
ntk_conc_mgl	NTK concentration [mg/L]
dbo5_conc_mgl	DBO5 concentration [mg/L]
dco_conc_mgl	DCO concentration [mg/L]
efficiency	MES efficiency factor [%]
ntk_efficiency_factor	NTK efficiency factor [%]
dbo5_efficiency_factor	DBO5 efficiency factor [%]
dco_efficiency_factor	DCO efficiency factor [%]
mes_efficiency_factor	MES efficiency factor [%]
drainage	Drainage link

Nom du champ	Libellé du champ	Domaine de valeurs
name	Name
q_drainage	Drainage flow rate [m3/s]
overflow	Overflow link
array_placeholder
pollution_groupbox	MES efficiency factor [%]
treatment_mode
treatment_param	MES efficiency factor [%]
residual_concentration	DCO concentration [mg/L]
mes_conc_mgl	MES concentration [mg/L]
ntk_conc_mgl	NTK concentration [mg/L]
dbo5_conc_mgl	DBO5 concentration [mg/L]
dco_conc_mgl	DCO concentration [mg/L]
efficiency	MES efficiency factor [%]
ntk_efficiency_factor	NTK efficiency factor [%]
dbo5_efficiency_factor	DBO5 efficiency factor [%]
dco_efficiency_factor	DCO efficiency factor [%]
mes_efficiency_factor	MES efficiency factor [%]
z_ini	Z initial
drainage	Drainage link

Nom du champ	Libellé du champ	Domaine de valeurs
name	Name

Nom du champ	Libellé du champ	Domaine de valeurs
name	Name
z_invert	Z invert [m]
area	Area [m²]
z_ground	Ground elevation
pk_km	pk [km]

Nom du champ	Libellé du champ	Domaine de valeurs
name	Name
dx	dx
pk0_km	pk0

Nom du champ	Libellé du champ	Domaine de valeurs
name	Name
split_weight	Split weight
length	Length [m]
slope	Average slope [m/m]
split_coef	Split coefficient
cross_section	Average section [m²]

Nom du champ	Libellé du champ	Domaine de valeurs
name	Name

Nom du champ	Libellé du champ	Domaine de valeurs
name	Name
station_name	Station
z_invert	Ground elevation
area	Area [m²]

Nom du champ	Libellé du champ	Domaine de valeurs
name	Name
zini	Z init
contour	Coverage id
btn_zs_array	Generate filling curve from terrain
contraction_coef	Porosity coefficient

Nom du champ	Libellé du champ	Domaine de valeurs
name	Name
width_invert	Width invert [m]
rk	Strickler coefficient
elem_length	Associated mesh element length [m]
width	Width [m]

Nom du champ	Libellé du champ	Domaine de valeurs
name	Name
rk	Strickler coefficient
length	Link length [m]
z_crest1	Z crest down
z_crest2	Z crest up
width1	Width down [m]
width2	Width up [m]

Nom du champ	Libellé du champ	Domaine de valeurs
name	Name
z_weir	Z weir
weir_type	Weir type	Regulated Weir, Fixed Weir
mode_regul
reoxy_groupbox	Water pollution coefficient
reoxy_law	Reoxygenation law
stacked_reoxy	Water pollution coefficient
reoxygen_coef	Reoxygenation coefficient
temperature_correct_coef	Temperature correction coefficient
gameson	Water pollution coefficient
waterfall_coef	Waterfall high coefficient
pollution_coef	Water pollution coefficient
adjust_coef	Adjustment coefficient
z_regul	Z regul
width	Width
cc	Weir coefficient
discharge_for_headloss	River bed only	Full section, River bed only
labelregul	Regulation mode
z_invert	Z invert

Nom du champ	Libellé du champ	Domaine de valeurs
name	Name
z_weir	Z weir
z_invert	Z invert
width	Width
v_max_cms	V max [cm/s]
cc	Weir coefficient

Nom du champ	Libellé du champ	Domaine de valeurs
name	Name
downstream	Downstream link
downstream_tab	Downstream law
split1	Split 1 link
split2	Split 2 link
split1_tab	Split 1 law
split2_tab	Split 2 law

Nom du champ	Libellé du champ	Domaine de valeurs
name	Name
q0	Constant inflow [m3/s]

Nom du champ	Libellé du champ	Domaine de valeurs
name	Name

Nom du champ	Libellé du champ	Domaine de valeurs
name	Name
constant_dry_flow
pollution_runoff_mes_mgl	MES [mg/L]
pollution_dryweather_mes_mgl	MES [mg/L]
pollution_dryweather_dbo5_mgl	DBO5 [mg/L]
pollution_dryweather_dco_mgl	DCO [mg/L]
pollution_dryweather_ntk_mgl	NTK [mg/L]
pollution_runoff_dbo5_mgl
pollution_runoff_dco_mgl
pollution_runoff_ntk_mgl
quality_runoff_dbo5_mgl
quality_runoff_no3_mgl
quality_dryweather_ad3_npp100ml	Ad3 [npp/100mL]
quality_dryweather_ecoli_npp100ml
quality_dryweather_o2_mgl	O2 [mg/L]
quality_runoff_ecoli_npp100ml	E. Coli [npp/100mL]
quality_runoff_o2_mgl	O2 [mg/L]
quality_dryweather_dbo5_mgl	DBO5 [mg/L]
quality_dryweather_no3_mgl	NO3 [mg/L]
quality_dryweather_ad4_npp100ml	Ad4 [npp/100mL]
quality_runoff_enti_npp100ml	Ent. I [npp/100mL]
quality_dryweather_nh4_mgl	NH4 [mg/L]
quality_dryweather_enti_npp100ml
quality_runoff_ad4_npp100ml
quality_runoff_ad3_npp100ml
quality_runoff_nh4_mgl	NH4 [mg/L]
quality_dryweather_mes_mgl
quality_runoff_mes_mgl
dry_label	Constant dry flow [m3/s]
defined_by_sector	Dry inflow defined by sector
sector_name	Sector
area	Storage area [m²]
external_file_data	External file data	Yes

Nom du champ	Libellé du champ	Domaine de valeurs
name	Name

Nom du champ	Libellé du champ	Domaine de valeurs
name	Name
cascade_mode	Cascade mode
quality_dbo5_mgl	DBO5 [mg/L]
quality_nh4_mgl	NH4 [mg/L]
quality_no3_mgl	NO3 [mg/L]
quality_o2_mgl	O2 [mg/L]
quality_ecoli_npp100ml	E. Coli [npp/100mL]
quality_enti_npp100ml	Ent. I [npp/100mL]
quality_ad3_npp100ml	Ad3 [npp/100mL]
quality_ad4_npp100ml	Ad4 [npp/100mL]
quality_mes_mgl	MES [mg/L]

Nom du champ	Libellé du champ	Domaine de valeurs
name	Name
k	Strickler coefficient
slope	Slope
width	Width [m]

Nom du champ	Libellé du champ	Domaine de valeurs
name	Name
pollution_groupbox	MES efficiency factor [%]
treatment_mode	Treatment node
treatment_param	MES efficiency factor [%]
residual_concentration	DCO concentration [mg/L]
mes_conc_mgl	MES concentration [mg/L]
ntk_conc_mgl	NTK concentration [mg/L]
dbo5_conc_mgl	DBO5 concentration [mg/L]
dco_conc_mgl	DCO concentration [mg/L]
efficiency	MES efficiency factor [%]
ntk_efficiency_factor	NTK efficiency factor [%]
dbo5_efficiency_factor	DBO5 efficiency factor [%]
dco_efficiency_factor	DCO efficiency factor [%]
mes_efficiency_factor	MES efficiency factor [%]
zini	Z init

Nom du champ	Libellé du champ	Domaine de valeurs
name	Name
cyclic	Cyclic	true / false
external_file_data	External file data	true / false
table	Elevation [m]

Nom du champ	Libellé du champ	Domaine de valeurs
name	Name

Nom du champ	Libellé du champ	Domaine de valeurs
up_to_down_headloss_coefficient	Start to end headloss coefficient
down_to_up_headloss_coefficient	End to start headloss coefficient
area	Area [m2]

Nom du champ	Libellé du champ	Domaine de valeurs
area	Area [m2]
friction_coefficient	Friction coefficient
z_invert_up	Start invert altitude [m]
z_invert_down	End invert altitude [m]
perimeter	Perimeter [m2]
custom_length	Custom length [m]

Nom du champ	Libellé du champ	Domaine de valeurs
efficiency	Efficiency
number_of_units	Number of units
pipe_area	Pipe section area [m²]
unit_thrust_newton	Unit thrust [N]
flow_velocity	Jet fan ejection velocity [m/s]
is_up_to_down	Direction is up to down

¶ Présentation

¶ Hydrologie et hydraulique

¶ Objets

¶ Crossroad - Noeud carrefour (crossroad_node)

¶ Pump derivation - Liaison de pompage de dérivation (deriv_pump_link)

¶ Dry inflow sector - Secteur d'apport de temps sec (dry_inflow_sector)

¶ Mesh element - Pavé de maille 2D (elem_2d)

¶ S-Gate - Vanne unidonale (gate_singularity)

¶ Hydraulic cut - Coupure hydraulique (hydraulic_cut_singularity)

¶ L-Borda headloss - Liaison perte de charge de type Borda (borda_headloss_link)

¶ S-Borda Headloss - Perte de charge singulière de type Borda uninodale (borda_headloss_singularity)

¶ Bradley headloss - Perte de charge singulière de type Bradley (bradley_headloss_singularity)

¶ Bridge headloss - Perte de charge singulière de type Bridge (bridge_headloss_singularity)

¶ Catchment contour - Contour de bassins versants (catchment_contour)

¶ Catchment - Bassins versants (catchment_node)

¶ Hydrology connector - Connecteur hydrologique (connector_hydrology_link)

¶ Connector - Connecteur hydraulique (connector_link)

¶ Hydrology node - Noeud hydrologique (manhole_hydrology_node)

¶ Manhole - Noeud de type regards (manhole_node)

¶ Mesh link - Liaison de maille 2D (mesh_2d_link)

¶ Constrain - Ligne de contrainte (model_constrain)

¶ Network overflow - Liaison débordement de réseau (network_overflow_link)

¶ Overflow - Liaison débordement de surface (overflow_link)

¶ Parametric headloss - Perte de charge singulière paramétrique (param_headloss_singularity)

¶ Pipe - Liaison Collecteur (pipe_link)

¶ Porous - Liaison poreuse (porous_link)

¶ Pump - Liaison pompe (pump_link)

¶ Split Q/Q - Répartiteur de débit hydrologique :loi débit / débit (qq_split_hydrology_singularity)

¶ Rain gage - Pluviomètre (rain_gage)

¶ S_Regulated Gate et L_Regulated Gate - Vannes régulées (regul_gate)

¶ Parametric reservoir - Réservoir paramétrique hydrologique (reservoir_rsp_hydrology_singularity)

¶ Reservoir - Réservoir hydrologique (reservoir_rs_hydrology_singularity)

¶ Cross section - Profil en travers de rivière (river_cross_section_profile)

¶ River node - Noeud de rivière (river_node)

¶ Reach - Bief de rivière (river_reach)

¶ Hydrology routing - Liaison de routage hydrologique (routing_hydrology_link)

¶ Station - Station de gestion (station)

¶ Station node - Noeud de station (station_node)

¶ Storage - Casier (storage)

¶ Street - Rue (street)

¶ Strickler - Liaison perte de charge de type Strickler (strickler_link)

¶ S-Weir - seuil régulé unidonal (zregul_weir_singularity)

¶ L-Weir - Liaison déversoir (weir_link)

¶ Split ZQ - Dérivation hydrologiqe ZQ(zq_split_hydrology_singularity)

¶ Conditions aux limites

¶ Constant inflow - Injection constante (constant_inflow_bc)

¶ Froude - Condition limite aval de type chute (froude_bc)

¶ Hydrograph - Condition limite hydrogramme (hydrograph_bc)

¶ Hydrology boundary condition - Condition limite hydrologique (hydrology_bc)

¶ Model connection - Raccord inter-modèles (model_connect_bc)

¶ Strickler BC - Condition limite aval de type Strickler (strickler_bc)

¶ Tank - Réservoir de stockage (tank_bc)

¶ Z(t) - Condition limite aval limnigramme Z(t) (tz_bc)

¶ Z(q) - Condition limite tarage hauteur / débit (zq_bc)

¶ Weir - Condition limite aval déversoir (weir_bc)

¶ Aéraulique

¶ Objets

¶ Air headloss - Liaison Perte de charge aéraulique (air_headloss_link)

¶ Air duct - Liaison de type conduit d'air (air_duct_link)

¶ Ventilator - Liaison ventilation (ventilator_link)

¶ Anemometer - Mesure anémométrique (wind_gage)

¶ Jet fan - Liaison de type aération mécanique (jet_fan_link)

¶ Conditions aux limites

¶ Constant air flow - Condition limite de débit d'air (air_flow_bc_singularity)

¶ Constant air pressure - Condition limite pression (air_pressure_bc_singularity)