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NURBS Considered Harmful for Gridding (Alternative Offered)

Letcher, John S. and Michael Shook

Proceedings, 4th International Meshing Roundtable, Sandia National Laboratories, pp.253-264, October 1995

INTERNATIONAL
MESHING
ROUNTABLE

Abstract
Volume Gridding for CFD starts from a geometric model for the body surfaces. It is argued that NURBS based geometry definitions are fundamentally unable to deliver the degree of consistency and accuracy required for this purpose. The reasons for this are explored. Relational geometry is proposed as an advantageous alternative.

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