<?xml version="1.0" encoding="utf-8"?><Code_Saturne_GUI study="Tube" case="case3" version="2.0" solver_version="6.1.0">
  <additional_scalars>
    <users/>
  </additional_scalars>
  <analysis_control>
    <error_estimator/>
    <output>
      <listing_printing_frequency>-1</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>
      <writer id="-1" label="results">
        <directory name="postprocessing"/>
        <format name="ensight" options="separate_meshes"/>
        <frequency period="none"/>
        <output_at_end status="on"/>
        <time_dependency choice="fixed_mesh"/>
      </writer>
    </output>
    <profiles/>
    <scalar_balances/>
    <time_averages/>
    <time_parameters>
      <iterations>1000</iterations>
      <time_passing>0</time_passing>
      <time_step_ref>0.1</time_step_ref>
    </time_parameters>
  </analysis_control>
  <boundary_conditions>
    <boundary label="inlet" name="1" nature="inlet">VELINLET</boundary>
    <boundary label="outlet" name="2" nature="outlet">PRESOUTLET</boundary>
    <boundary label="wall" name="3" nature="wall">NOSLIPWALL</boundary>
    <inlet label="inlet" field_id="none">
      <ale choice="fixed_boundary"/>
      <scalar name="temperature" type="thermal" choice="dirichlet">
        <dirichlet>0</dirichlet>
      </scalar>
      <turbulence choice="hydraulic_diameter">
        <hydraulic_diameter>1</hydraulic_diameter>
      </turbulence>
      <velocity_pressure choice="norm" direction="normal">
        <norm>1</norm>
      </velocity_pressure>
    </inlet>
    <outlet label="outlet" field_id="none">
      <ale choice="fixed_boundary"/>
      <scalar name="temperature" type="thermal" choice="neumann">
        <neumann>0</neumann>
      </scalar>
    </outlet>
    <variable/>
    <wall label="wall" field_id="none">
      <ale choice="fixed_boundary"/>
      <scalar name="temperature" type="thermal" choice="neumann">
        <neumann>0</neumann>
      </scalar>
      <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/>
    <logging main="stdout"/>
    <partitioning>
      <output>no</output>
    </partitioning>
    <start_restart>
      <frozen_field status="off"/>
      <restart_rescue>0</restart_rescue>
      <restart_with_auxiliary status="on"/>
    </start_restart>
  </calculation_management>
  <lagrangian model="off"/>
  <numerical_parameters>
    <gradient_transposed status="on"/>
    <hydrostatic_pressure status="off"/>
    <pressure_relaxation>1</pressure_relaxation>
    <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="constant" label="Density">
        <formula>density = -1.;</formula>
        <initial_value>725.735</initial_value>
      </property>
      <property name="molecular_viscosity" choice="constant" label="LamVisc">
        <initial_value>8.95e-06</initial_value>
        <listing_printing status="off"/>
        <postprocessing_recording status="off"/>
      </property>
      <property name="specific_heat" choice="constant" label="SpecHeat">
        <initial_value>5483</initial_value>
        <listing_printing status="off"/>
        <postprocessing_recording status="off"/>
      </property>
      <property name="thermal_conductivity" choice="constant" label="ThermalCond">
        <initial_value>0.02495</initial_value>
        <listing_printing status="off"/>
        <postprocessing_recording status="off"/>
      </property>
      <reference_pressure>101325</reference_pressure>
      <reference_temperature>20</reference_temperature>
    </fluid_properties>
    <gravity>
      <gravity_x>0</gravity_x>
      <gravity_y>0</gravity_y>
      <gravity_z>0</gravity_z>
    </gravity>
    <notebook/>
    <omega>
      <omega_x>0</omega_x>
      <omega_y>0</omega_y>
      <omega_z>0</omega_z>
    </omega>
  </physical_properties>
  <solution_domain>
    <extrusion/>
    <faces_cutting status="off"/>
    <joining/>
    <mesh_smoothing status="off"/>
    <meshes_list>
      <mesh name="Tube.cgns"/>
    </meshes_list>
    <periodicity/>
    <thin_walls/>
    <volumic_conditions>
      <zone label="all_cells" id="1" initialization="on" head_losses="off" porosity="off" momentum_source_term="off" mass_source_term="off" thermal_source_term="off" scalar_source_term="off" groundwater_law="off">all[]</zone>
    </volumic_conditions>
  </solution_domain>
  <thermophysical_models>
    <ale_method status="off"/>
    <atmospheric_flows model="off"/>
    <compressible_model model="off"/>
    <conjugate_heat_transfer>
      <external_coupling/>
    </conjugate_heat_transfer>
    <gas_combustion model="off" option="off"/>
    <groundwater_model model="off"/>
    <hgn_model model="off"/>
    <joule_effect model="off">
      <gasNumber>0</gasNumber>
      <joule_model model="AC/DC"/>
    </joule_effect>
    <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="temperature_celsius">
      <property name="boundary_layer_nusselt" support="boundary" label="Dimensionless Thermal flux"/>
      <property name="boundary_temperature" support="boundary" label="Boundary temperature"/>
      <property name="thermal_flux" support="boundary" label="Thermal flux"/>
      <property name="tplus" support="boundary" label="Tplus"/>
      <variable name="temperature" type="thermal" label="Temperature">
        <blending_factor>1</blending_factor>
        <formula zone_id="1">temperature = 20.;</formula>
        <max_value>400</max_value>
        <min_value>20</min_value>
        <rhs_reconstruction>1</rhs_reconstruction>
        <turbulent_flux_model>SGDH</turbulent_flux_model>
      </variable>
    </thermal_scalar>
    <turbomachinery model="off">
      <joining/>
    </turbomachinery>
    <turbulence model="k-epsilon">
      <gravity_terms status="on"/>
      <initialization zone_id="1" choice="reference_value"/>
      <property name="turbulent_viscosity" label="TurbVisc"/>
      <reference_velocity>1</reference_velocity>
      <variable name="epsilon" label="epsilon">
        <blending_factor>0</blending_factor>
        <rhs_reconstruction>1</rhs_reconstruction>
      </variable>
      <variable name="k" label="k">
        <blending_factor>0</blending_factor>
        <rhs_reconstruction>1</rhs_reconstruction>
      </variable>
      <wall_function>0</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"/>
      <property name="stress_normal" label="Stress, normal" support="boundary"/>
      <property name="stress_tangential" label="Stress, tangential" support="boundary"/>
      <property name="total_pressure" label="total_pressure"/>
      <property name="yplus" label="Yplus" support="boundary">
        <probes_recording status="off"/>
      </property>
      <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>