Invariant isogeometric formulation for the geometric stiffness matrix of spatial curved Kirchhoff rods
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DOI: 10.1016/j.cma.2021.113692
Abstract: Abstract This paper presents an invariant isogeometric formulation for the geometric stiffness matrix of spatial curved Kirchhoff rods considering various end moments, i.e., the internal (member) moments and applied (conservative) moments. There are two levels… read more here.
Keywords: stiffness matrix; geometric stiffness; isogeometric formulation; invariant isogeometric ... See more keywords