A natural decomposition of viscous dissipation in DG methods for turbulent incompressible flows
classification
🧮 math.NA
physics.comp-phphysics.flu-dyn
keywords
dissipationincompressibleviscousallowscalledcharacterisationdecompositiondg-discretised
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In this note we aim at a characterisation of the discretisation of viscous dissipation which allows to distinguish `physical' (also frequently called `molecular', or `resolved') from `numerical' dissipation in DG-discretised incompressible flow simulations.
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