:orphan:

.. _pre_processing_zonal_les_model:

zonal_les_model
===============

.. autoclass:: ansys.cfx.core.generated.pre_processing.settings_261.zonal_les_model.zonal_les_model
    :show-inheritance:

.. rubric:: Attributes

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Attribute                                                                                                                                                                                                                                                                                                              Summary

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:ref:`enabled <pre_processing_enabled_75>`                                                                                                                                                                                                                                                  Enable the ZONAL LES MODEL object.

:ref:`option <pre_processing_option_132>`                                                                                                                                                                                                                                                        The 'Zonal Les Model' option.

:ref:`zone_marker <pre_processing_zone_marker>`                                                                                                                                                                                       Real function to mark the forcing region: values > 0.5 mean forcing On, otherwise - Off.

:ref:`start_timestep_number <pre_processing_start_timestep_number>`                                                                                                                                                                                                                         'Start Timestep Number' parameter.

:ref:`smagorinsky_model_constant <pre_processing_smagorinsky_model_constant>`                                                                                                                                                                                                          'Smagorinsky Model Constant' parameter.

:ref:`hfg_length_scale_factor <pre_processing_hfg_length_scale_factor>`                                                                                                                                                                              Parameter of the harmonic flow generator of the turbulence forcing model.

:ref:`hfg_time_scale_factor <pre_processing_hfg_time_scale_factor>`                                                                                                                                                                                  Parameter of the harmonic flow generator of the turbulence forcing model.

:ref:`eddy_viscosity_ratio_limit <pre_processing_eddy_viscosity_ratio_limit>`   Used by turbulent dispersion model for particle tracking and by turbulence forcing model. Specify (Turb / Molecular) viscosity ratio limit, below which no turbulent tracking is performed, or no forcing of resolved turbulence is performed.

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.. rubric:: Included in:

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Parent                                                                                                                            Summary

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:ref:`turbulence_model <pre_processing_turbulence_model>`     Specifies the turbulence model to be used for each fluid in a fluid domain.

:ref:`turbulence_model <pre_processing_turbulence_model_1>`   Specifies the turbulence model to be used for each fluid in a fluid domain.

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