# A Fresh New Start

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August 6, 2018

# A Crash Introduction to Near-wall Treatment in RAS Turbulence modelling

A Crash Introduction to Near-wall Treatment in RANS Turbulence ModellingIn the near-wall region, the flow property changes dramatically. The flow region can be divided into three layers,the viscous...
July 31, 2018

# How to Do thin-gap Meshing in SnappyHexMesh

It is often the case that the mesh quality in thin gaps is difficult to control when using snappyHexMesh. Some times there would be no ample mesh layers to fully represent the flow properties in th...
July 26, 2018

# How to Add Boundary Layers in SnappyHexMesh

To well capture the properties of fluid near boundaries, the high quality layered mesh should be taken care of.Enable LayeringTo enable the layering functionality, set the addLayers option to true ...
July 26, 2018

# How to Manually Assign Explicit Feature Edges for snappyHexMesh with Blender

Manually-assigned feature edges can give users more control over where they want to refine, without bothering with the two angles, i.e. includeAngle & resolveFeatureAngle, and worrying about whethe...
July 25, 2018

# How to Control the Edge Refinement in SnappyHexMesh

In the meshing process, if the geometry has sharp angles that you want to resolve, then edge refinement is needed, otherwise, the meshed edge would look blunt, which is not acceptable.One should pl...