Improving efficiency and robustness of enhanced assumed strain elements for nonlinear problems
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DOI: 10.1002/nme.6605
Abstract: The enhanced assumed strain (EAS) method is one of the most frequently used methods to avoid locking in solid and structural finite elements. One issue of EAS elements in the context of geometrically nonlinear analyses… read more here.
Keywords: eas elements; robustness; enhanced assumed; method ... See more keywords
Mesh Distortion Insensitive and Locking-free Petrov-Galerkin low-order EAS Elements for Linear Elasticity
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DOI: 10.1002/nme.6817
Abstract: One of the most successful mixed finite element methods in solid mechanics is the enhanced assumed strain (EAS) method developed by Simo and Rifai in 1990. However, one major drawback of EAS elements is the… read more here.
Keywords: order; eas elements; distortion; petrov galerkin ... See more keywords