auto_dt_advanced_controls

class ansys.fluent.core.generated.solver.settings_251.auto_dt_advanced_controls(name=None, parent=None)

Bases: Group

Set automatic time-stepping controls for better solution stability.

Attributes

Attribute	Summary
enable	Enable advanced automatic time stepping for better stability.
dt_init_limit	Set maximum value for pseudo time step size during first iteration.
dt_max	Set maximum pseudo time step size.
dt_factor_min	Set minimum limit for reduction in pseudo time step size.
dt_factor_max	Set maximum limit for increase in pseudo time step size.
max_velocity_ratio	Set velocity ratio to freeze the time step size for better solution stability.

Included in:

Parent	Summary
pseudo_transient	Pseudo-Time stability controls for multiphase flow.