<?xml version="1.0" encoding="utf-8"?><Code_Saturne_GUI case="nn_couple" solver_version="6.0;7.0;8.0" study="cavity_ann_init" version="2.0">
  <additional_scalars>
    <users/>
  </additional_scalars>
  <analysis_control>
    <output>
      <listing_printing_frequency>10</listing_printing_frequency>
      <mesh id="-1" label="Fluid domain" type="cells">
        <all_variables status="on"/>
        <location>all[]</location>
        <writer id="-1"/>
      </mesh>
      <mesh id="-2" label="Boundary" type="boundary_faces">
        <all_variables status="on"/>
        <location>all[]</location>
        <writer id="-1"/>
      </mesh>
      <probe_format choice="CSV"/>
      <probe_recording_frequency>1</probe_recording_frequency>
      <probes_interpolation choice=""/>
      <probes_snap choice=""/>
      <writer id="-1" label="results">
        <directory name="postprocessing"/>
        <format name="ensight" options="separate_meshes, text"/>
        <frequency period="time_step">10</frequency>
        <output_at_end status="on"/>
        <time_dependency choice="fixed_mesh"/>
      </writer>
    </output>
    <profiles/>
    <scalar_balances/>
    <time_averages/>
    <time_parameters>
      <iterations>10000</iterations>
      <max_courant_num>0.3</max_courant_num>
      <max_fourier_num>10</max_fourier_num>
      <property name="courant_number" label="CourantNb"/>
      <property name="fourier_number" label="FourierNb"/>
      <property name="local_time_step" label="LocalTime"/>
      <time_passing>2</time_passing>
      <time_step_max_factor>1000</time_step_max_factor>
      <time_step_min_factor>0.1</time_step_min_factor>
      <time_step_ref>1e-06</time_step_ref>
      <time_step_var>0.1</time_step_var>
    </time_parameters>
  </analysis_control>
  <boundary_conditions>
    <boundary label="AIR" name="1" nature="inlet">Inlet_air</boundary>
    <boundary label="OUTLET" name="2" nature="imposed_p_outlet">Outlet</boundary>
    <boundary label="WALL" name="3" nature="wall">Wall</boundary>
    <boundary label="H2" name="4" nature="inlet">Inlet_h2</boundary>
    <boundary label="SYMM" name="5" nature="symmetry">Symmetry</boundary>
    <imposed_p_outlet label="OUTLET" field_id="none">
      <dirichlet name="pressure">101300</dirichlet>
    </imposed_p_outlet>
    <inlet label="AIR" field_id="none">
      <turbulence choice="hydraulic_diameter">
        <hydraulic_diameter>0.02</hydraulic_diameter>
      </turbulence>
      <velocity_pressure choice="norm_formula" direction="normal">
        <direction_formula>dir_x = 1;
dir_y = 0;
dir_z = 0;</direction_formula>
        <norm_formula>u_norm = IN_AIR;</norm_formula>
      </velocity_pressure>
    </inlet>
    <inlet label="H2" field_id="none">
      <turbulence choice="hydraulic_diameter">
        <hydraulic_diameter>0.02</hydraulic_diameter>
      </turbulence>
      <velocity_pressure choice="norm_formula" direction="normal">
        <norm_formula>u_norm = IN_H2;</norm_formula>
      </velocity_pressure>
    </inlet>
    <inlet label="None" field_id="none">
      <turbulence choice="hydraulic_diameter">
        <hydraulic_diameter>1</hydraulic_diameter>
      </turbulence>
      <velocity_pressure choice="norm" direction="normal">
        <norm>1</norm>
      </velocity_pressure>
    </inlet>
    <symmetry label="SYMM" field_id="none"/>
    <wall label="WALL" field_id="none">
      <velocity_pressure choice="off">
        <dirichlet name="velocity" component="0">0</dirichlet>
        <dirichlet name="velocity" component="1">0</dirichlet>
        <dirichlet name="velocity" component="2">0</dirichlet>
      </velocity_pressure>
    </wall>
  </boundary_conditions>
  <calculation_management>
    <block_io/>
    <partitioning/>
    <start_restart>
      <frozen_field status="off"/>
    </start_restart>
  </calculation_management>
  <lagrangian model="off"/>
  <numerical_parameters>
    <extended_neighborhood choice="cell_center_opposite"/>
    <gradient_reconstruction choice="lsq"/>
    <gradient_transposed status="on"/>
    <velocity_pressure_algo choice="simplec">
      <piso_sweep_number>1</piso_sweep_number>
    </velocity_pressure_algo>
    <velocity_pressure_coupling status="off"/>
  </numerical_parameters>
  <physical_properties>
    <fluid_properties>
      <material choice="user_material"/>
      <method choice="user_properties"/>
      <property name="density" choice="predefined_law" label="Density">
        <initial_value>1.17862</initial_value>
      </property>
      <property name="molecular_viscosity" choice="constant" label="LamVisc">
        <initial_value>1.722e-05</initial_value>
        <listing_printing status="off"/>
        <postprocessing_recording status="off"/>
      </property>
      <property name="specific_heat" choice="constant" label="SpecHeat">
        <initial_value>1012</initial_value>
        <listing_printing status="off"/>
        <postprocessing_recording status="off"/>
      </property>
      <property name="thermal_conductivity" choice="constant" label="ThermalCond">
        <initial_value>0.02623</initial_value>
        <listing_printing status="off"/>
        <postprocessing_recording status="off"/>
      </property>
      <reference_pressure>101325</reference_pressure>
      <reference_temperature>293.15</reference_temperature>
    </fluid_properties>
    <gravity>
      <gravity_x>0</gravity_x>
      <gravity_y>0</gravity_y>
      <gravity_z>-9.81</gravity_z>
    </gravity>
    <notebook>
      <var id="0" name="IN_H2" value="145.0" oturns="No" editable="No"/>
      <var id="1" name="IN_AIR" value="55.0" oturns="No" editable="No"/>
    </notebook>
    <omega>
      <omega_x>0</omega_x>
      <omega_y>0</omega_y>
      <omega_z>0</omega_z>
    </omega>
    <time_tables/>
  </physical_properties>
  <solution_domain>
    <extrusion/>
    <faces_cutting status="off"/>
    <joining/>
    <mesh_cartesian>
      <x_direction ncells="1" min="0.0" max="1.0" prog="1.0" law="constant"/>
      <y_direction ncells="1" min="0.0" max="1.0" prog="1.0" law="constant"/>
      <z_direction ncells="1" min="0.0" max="1.0" prog="1.0" law="constant"/>
    </mesh_cartesian>
    <mesh_smoothing status="off"/>
    <meshes_list>
      <mesh name="cavity_fine.msh"/>
    </meshes_list>
    <periodicity/>
    <thin_walls/>
    <volumic_conditions>
      <zone label="all_cells" id="1" initialization="on" head_losses="off" porosity="off" momentum_source_term="off" thermal_source_term="off" scalar_source_term="off" groundwater_law="off" physical_properties="on" solid="off">all[]</zone>
    </volumic_conditions>
  </solution_domain>
  <thermophysical_models>
    <Thermochemistry_data>
      <CreateThermoDataFile status="off"/>
    </Thermochemistry_data>
    <ale_method/>
    <atmospheric_flows model="off">
      <large_scale_meteo status="off"/>
    </atmospheric_flows>
    <compressible_model model="off"/>
    <conjugate_heat_transfer>
      <external_coupling/>
    </conjugate_heat_transfer>
    <gas_combustion model="off" option="off">
      <data_file>dp_Thermochem</data_file>
      <thermodynamical_pressure status="off"/>
    </gas_combustion>
    <groundwater_model model="off"/>
    <hgn_model model="off"/>
    <internal_coupling>
      <coupled_scalars/>
      <solid_zones/>
    </internal_coupling>
    <interparticles_radiative_transfer>
      <emissivity>1.0</emissivity>
      <status>off</status>
    </interparticles_radiative_transfer>
    <joule_effect model="off"/>
    <porosities/>
    <radiative_transfer model="off">
      <absorption_coefficient type="constant">0</absorption_coefficient>
      <restart status="on"/>
    </radiative_transfer>
    <reference_values>
      <length/>
    </reference_values>
    <solid_fuels model="off"/>
    <source_terms/>
    <thermal_scalar model="off"/>
    <turbomachinery model="off">
      <joining/>
    </turbomachinery>
    <turbulence model="k-omega-SST">
      <gravity_terms status="off"/>
      <initialization zone_id="1" choice="reference_value"/>
      <property name="turbulent_viscosity" label="TurbVisc"/>
      <reference_length choice="prescribed">1</reference_length>
      <reference_velocity>55</reference_velocity>
      <variable name="k" label="k">
        <blending_factor>0</blending_factor>
        <rhs_reconstruction>1</rhs_reconstruction>
      </variable>
      <variable name="omega" label="omega">
        <blending_factor>0</blending_factor>
        <rhs_reconstruction>1</rhs_reconstruction>
      </variable>
      <wall_function>-1</wall_function>
    </turbulence>
    <velocity_pressure>
      <initialization>
        <formula zone_id="1">velocity[0] = 0.;
velocity[1] = 0.;
velocity[2] = 0.;</formula>
      </initialization>
      <property name="stress" label="Stress" support="boundary">
        <postprocessing_recording status="off"/>
      </property>
      <property name="stress_normal" label="Stress, normal" support="boundary">
        <postprocessing_recording status="off"/>
      </property>
      <property name="stress_tangential" label="Stress, tangential" support="boundary">
        <postprocessing_recording status="off"/>
      </property>
      <property name="total_pressure" label="total_pressure"/>
      <property name="yplus" label="Yplus" support="boundary"/>
      <variable name="pressure" label="Pressure">
        <rhs_reconstruction>2</rhs_reconstruction>
      </variable>
      <variable name="velocity" dimension="3" label="Velocity">
        <blending_factor>1</blending_factor>
        <rhs_reconstruction>1</rhs_reconstruction>
      </variable>
    </velocity_pressure>
  </thermophysical_models>
</Code_Saturne_GUI>