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<?xml version="1.0" encoding="utf-8"?><Code_Saturne_GUI case="case1" solver_version="5.0" study="1-simple_junction" version="2.0">
<additional_scalars/>
<analysis_control>
<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="DAT"/>
<probe_recording_frequency>1</probe_recording_frequency>
<writer id="-1" label="results_EnSight">
<directory name="postprocessing"/>
<format name="ensight" options="binary"/>
<frequency period="time_step">1</frequency>
<output_at_end status="on"/>
<time_dependency choice="fixed_mesh"/>
</writer>
</output>
<profiles/>
<steady_management status="on">
<iterations>300</iterations>
<relaxation_coefficient>0.9</relaxation_coefficient>
<zero_iteration status="off"/>
</steady_management>
<time_averages/>
<time_parameters>
<iterations>10</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">1</boundary>
<boundary label="Outlet" name="2" nature="outlet">5</boundary>
<boundary label="Symmetry" name="3" nature="symmetry">8 or 9</boundary>
<boundary label="Walls" name="4" nature="wall">2 or 3 or 4 or 6 or 7</boundary>
<inlet field_id="none" label="Inlet">
<scalar choice="dirichlet" label="TempC" name="temperature" type="thermal">
<dirichlet>300</dirichlet>
</scalar>
<turbulence choice="hydraulic_diameter">
<hydraulic_diameter>0.5</hydraulic_diameter>
</turbulence>
<velocity_pressure choice="norm" direction="coordinates">
<direction_x>1</direction_x>
<direction_y>0</direction_y>
<direction_z>0</direction_z>
<norm>1</norm>
</velocity_pressure>
</inlet>
<outlet field_id="none" label="Outlet">
<scalar choice="neumann" label="TempC" name="temperature" type="thermal">
<neumann>0</neumann>
</scalar>
</outlet>
<symmetry field_id="none" label="Symmetry"/>
<variable/>
<wall field_id="none" label="Walls">
<scalar choice="neumann" label="TempC" name="temperature" type="thermal">
<neumann>0</neumann>
</scalar>
<velocity_pressure choice="off">
<dirichlet component="0" name="velocity">0</dirichlet>
<dirichlet component="1" name="velocity">0</dirichlet>
<dirichlet component="2" name="velocity">0</dirichlet>
</velocity_pressure>
</wall>
</boundary_conditions>
<calculation_management>
<start_restart>
<frozen_field status="off"/>
</start_restart>
</calculation_management>
<lagrangian model="off">
<output/>
</lagrangian>
<numerical_parameters>
<gradient_reconstruction choice="0"/>
<gradient_transposed status="on"/>
<hydrostatic_pressure status="off"/>
<pressure_relaxation>1</pressure_relaxation>
<velocity_pressure_algo choice="simple">
<piso_sweep_number>1</piso_sweep_number>
</velocity_pressure_algo>
<velocity_pressure_coupling status="off"/>
<wall_pressure_extrapolation>0</wall_pressure_extrapolation>
</numerical_parameters>
<physical_properties>
<fluid_properties>
<material choice="user_material"/>
<method choice="user_properties"/>
<property choice="constant" label="Density" name="density">
<initial_value>725.735</initial_value>
<listing_printing status="off"/>
<postprocessing_recording status="off"/>
</property>
<property choice="constant" label="LamVisc" name="molecular_viscosity">
<initial_value>8.951e-05</initial_value>
<listing_printing status="off"/>
<postprocessing_recording status="off"/>
</property>
<property choice="constant" label="SpecHeat" name="specific_heat">
<initial_value>5483</initial_value>
<listing_printing status="off"/>
<postprocessing_recording status="off"/>
</property>
<property choice="constant" label="ThermalCond" name="thermal_conductivity">
<initial_value>0.02495</initial_value>
<listing_printing status="off"/>
<postprocessing_recording status="off"/>
</property>
<reference choice="user_material"/>
</fluid_properties>
<gravity>
<gravity_x>0</gravity_x>
<gravity_y>0</gravity_y>
<gravity_z>0</gravity_z>
</gravity>
</physical_properties>
<solution_domain>
<faces_cutting status="off"/>
<joining/>
<mesh_smoothing status="off"/>
<meshes_list>
<mesh name="downcomer.des"/>
</meshes_list>
<periodicity/>
<volumic_conditions>
<zone head_losses="off" id="1" initialization="on" label="all_cells" mass_source_term="off" momentum_source_term="off" porosity="off" scalar_source_term="off" thermal_source_term="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"/>
<joule_effect model="off"/>
<radiative_transfer model="off"/>
<reference_values>
<pressure>101325</pressure>
<temperature>1273.15</temperature>
<velocity>1</velocity>
</reference_values>
<solid_fuels model="off"/>
<thermal_scalar model="temperature_celsius">
<property label="Boundary layer Nusselt" name="boundary_layer_nusselt" support="boundary">
<postprocessing_recording status="off"/>
</property>
<property label="Boundary temperature" name="boundary_temperature" support="boundary"/>
<property label="Thermal flux" name="thermal_flux" support="boundary"/>
<property label="Tplus" name="tplus" support="boundary">
<postprocessing_recording status="off"/>
</property>
<variable label="TempC" name="temperature" type="thermal">
<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>
<turbulence model="k-epsilon">
<initialization choice="reference_value" zone_id="1"/>
<property label="TurbVisc" name="turbulent_viscosity"/>
<variable label="epsilon" name="epsilon">
<rhs_reconstruction>1</rhs_reconstruction>
</variable>
<variable label="k" name="k">
<rhs_reconstruction>1</rhs_reconstruction>
</variable>
</turbulence>
<velocity_pressure>
<initialization>
<formula zone_id="1">velocity[0] = 0.;
velocity[1] = 0.;
velocity[2] = 0.;</formula>
</initialization>
<property label="Stress" name="stress" support="boundary"/>
<property label="Stress, normal" name="stress_normal" support="boundary">
<postprocessing_recording status="off"/>
</property>
<property label="Stress, tangential" name="stress_tangential" support="boundary">
<postprocessing_recording status="off"/>
</property>
<property label="total_pressure" name="total_pressure"/>
<property label="Yplus" name="yplus" support="boundary"/>
<variable label="Pressure" name="pressure">
<rhs_reconstruction>2</rhs_reconstruction>
</variable>
<variable dimension="3" label="Velocity" name="velocity">
<blending_factor>1</blending_factor>
<rhs_reconstruction>1</rhs_reconstruction>
</variable>
</velocity_pressure>
</thermophysical_models>
</Code_Saturne_GUI>
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