:orphan:

.. _pre_processing_drag_force_1:

drag_force
==========

.. autoclass:: ansys.cfx.core.generated.pre_processing.settings_261.drag_force_1.drag_force
    :show-inheritance:

.. rubric:: Attributes

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Attribute                                                                                                                                                                                                                                                                                                               Summary

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:ref:`option <pre_processing_option_158>`                                                                                                                                                                                                                                                              The 'Drag Force' option.

:ref:`drag_coefficient <pre_processing_drag_coefficient>`                                                                                                                                                                                                                                         'Drag Coefficient' parameter.

:ref:`minimum_drag_coefficient <pre_processing_minimum_drag_coefficient>`                                                                                                                                                                                                                 'Minimum Drag Coefficient' parameter.

:ref:`volume_fraction_correction_exponent <pre_processing_volume_fraction_correction_exponent>`   Exponent for volume-fraction dependence of drag force. Omission of this parameter, or a unit exponent, are equivalent to no correction. Typical exponent values for dense concentrations are -1.65 for solids, 4 for bubbles.

:ref:`linearisation_blend_factor <pre_processing_linearisation_blend_factor>`                                                                                                                                                                                                           'Linearisation Blend Factor' parameter.

:ref:`redistribute_in_rhie_chow <pre_processing_redistribute_in_rhie_chow>`                                                                                                                                                                                                 Indicates whether momentum source is redistributed.

:ref:`drag_coefficient_1 <pre_processing_drag_coefficient_1>`                                                                                                                                                                                                                                        'DRAG COEFFICIENT' object.

:ref:`fluid1_drag_force <pre_processing_fluid1_drag_force>`                                                                                                                                                                                                  Specifies drag force in low VF limit on 1st. fluid for AIAD model.

:ref:`fluid2_drag_force <pre_processing_fluid2_drag_force>`                                                                                                                                                                                                  Specifies drag force in low VF limit on 2nd. fluid for AIAD model.

:ref:`free_surface_drag_force <pre_processing_free_surface_drag_force>`                                                                                                                                                                                              Specifies drag force in free surface sector of AIAD model.

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.. rubric:: Included in:

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Parent                                                                                                     Summary

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:ref:`momentum_transfer <pre_processing_momentum_transfer>`   Specifies momentum transfer models for a fluid pair.

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