Regularises the given field using a PDE smoother and then sharpens (projects) the result using a smoothed Heaviside function. Used in topology optimisation to regularise the designed geometries and obtain 'grid independent' solutions. More...

Detailed Description

Regularises the given field using a PDE smoother and then sharpens (projects) the result using a smoothed Heaviside function. Used in topology optimisation to regularise the designed geometries and obtain 'grid independent' solutions.

Reference:

    Largely follows the PDE-based smoothing of

        Lazarov, B. S., & Sigmund O. (2010).
        Filters in topology optimization based on Helmholtz-type
        differential equations.
        International Journal for Numerical Methods in Engineering,
        86(6), 765-781.
        https://doi.org/10.1002/nme.3072

Source files

The documentation for this class was generated from the following file:

src/optimisation/adjointOptimisation/adjoint/optimisation/designVariables/topODesignVariables/regularisation/fieldRegularisation.H