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Examples of a mesh generated by CfMesh and SnappyHexMesh including boundary layers are illustrated in Figure 01 (sense hub gap between rotated floating solar panels) and Figure 02 (from literature).
Figure 01: BL In gap between four solar panels when 22.5 [deg] rotated with CfMesh (top) while SnappyHexMesh cannot produce it after a couple of tries tweaking the many options (bottom).
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