luminarycloud.params.simulation.physics.fluid.solution_controls.fluid_relaxation_method¶

Submodules¶

luminarycloud.params.simulation.physics.fluid.solution_controls.fluid_relaxation_method.fluid_implicit_relaxation

Classes¶

`FluidExplicitRelaxation`	Apply an explicit relaxation scheme.
`FluidImplicitRelaxation`	Apply an implicit relaxation scheme.

Package Contents¶

class FluidExplicitRelaxation¶

Apply an explicit relaxation scheme.

explicit_method: luminarycloud.params.enum.ExplicitMethod¶: Scheme for explicit relaxation or explicit time-accurate integration of the governing equations.

class FluidImplicitRelaxation¶

Apply an implicit relaxation scheme.

implicit_method: luminarycloud.params.enum.ImplicitMethod¶: Scheme for implicit relaxation of the governing equations.

jacobian_update_interval: LcFloat = 1.0¶: How many iterations in between updating the Jacobian values for implicit solving.

jacobian_update_method: luminarycloud.params.enum.JacobianUpdateMethod¶: Method for determining how often to .

jacobian_warmup_threshold: int = 300¶: How many iterations to update Jacobians every iteration before switching to the specified ‘Jacobian Update Interval’.

linear_solver_type: LinearSolverType¶: Type of linear solver used for implicit relaxation. Possible types: GaussSeidel, GsAmgx, KrylovAmg, Amg from the linear_solver_type module.

relaxation_flow: LcFloat = 1.0¶: Under-relaxation factor in [0,1] applied to the mean flow solution update with each implicit nonlinear iteration. Default of 1.0.

relaxation_turb: LcFloat = 0.5¶: Under-relaxation factor in [0,1] applied to the turbulence model solution update with each implicit nonlinear iteration. Default of 0.5.

robust_startup: RobustStartup¶: Applies a robust startup process during the initial transients of a simulation. Applicable to steady problems only. Possible types: RobustStartupOn, RobustStartupOff from the robust_startup module.

update_limit_flow: LcFloat = 0.2¶: Allowable percent change in the mean flow solution variables (pressure, temperature) with each implicit nonlinear iteration. Values in [0,1] with a default of 0.2.

update_limit_turb: LcFloat = 0.99¶: Allowable percent change in the turbulence solution variables with each implicit nonlinear iteration. Values in [0,1] with a default of 0.99.