meshing recommendation

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Meshing Recommendations Physics preference CFD Solver preference Fluent Relevance 0 Use advanced size functions On: proximity and curvature Relevance Centre Coarse Initial Size Seed (Were its going to do the meshing) - Smoothing High Transition Slow Span Angle Centre Fine Curvature Normal Angle Default Proximity Accuracy 0.5 Num Cells Across Gaps 5 Min Size <as needed> Proximity Min Size Default Max Face Size <as needed, but same value> Max Size Growth Rate Default Minimum Edge Length Default Inflation Use Automatic Inflation Program controlled Select the surfaces to be inflated and create a named section of this surface Select Named section and under definition, Program Controlled Inflation: Include Inflation Option First Aspect Ratio (Accept defaults) Transition Ratio Maximum Ratio Growth Rate Inflation Algorithm View Advanced Options Yes, Smoothing Iterations: 10

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Gives some meshing recommendations for Ansys Fluent

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Page 1: Meshing recommendation

Meshing Recommendations

Physics preference CFDSolver preference FluentRelevance 0

Use advanced size functions On: proximity and curvatureRelevance Centre CoarseInitial Size Seed(Were its going to do the meshing)

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Smoothing HighTransition SlowSpan Angle Centre FineCurvature Normal Angle DefaultProximity Accuracy 0.5Num Cells Across Gaps 5Min Size <as needed>Proximity Min Size DefaultMax Face Size <as needed, but same value>Max SizeGrowth Rate DefaultMinimum Edge Length Default

InflationUse Automatic Inflation Program controlled

Select the surfaces to be inflated and create a named section of this surface

Select Named section and under definition, Program Controlled Inflation: Include

Inflation Option First Aspect Ratio (Accept defaults)Transition RatioMaximum RatioGrowth RateInflation AlgorithmView Advanced Options Yes, Smoothing Iterations: 10

Assembly MeshMethod

Patch Conforming OptionsTriangle Surface Mesher Program controlled

Defeaturing (To walk over small features)Pinch Tolerance Default

Page 2: Meshing recommendation

Generate Pinch On Refresh NoAutomatic Mesh Based Definition OnSwitch on/off the defeaturing capacityDefeaturing Tolerance <specify the size of the small feature to be

supressed/ignored during meshing>