No CAD geometry? No problem for parametric FEA: a parametric FEA program now lets engineers manipulate shapes and positions of features in meshed models without accessing the original CAD model or CAD software.(CAD/CAM)

From: Machine Design | Date: March 4, 2004| Author: Dvorak, Paul J. | Copyright information

Paramesh from Ansys Inc., Canonsburg, Pa. (www.ansys.com), lets analysts extensively change FEA geometry for designs studies. For instance, cross members on a truck frame might be thickened or thinned for crash studies, or adjusted fore or aft to find a stiffer location. The software also works when CAD models are poorly parameterized. Developers say it needs no CAD license, nor much expertise to use.

Most FEA programs link to a CAD system so analysis software cleanly im...

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