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Geometric stiffness of thin‐walled open section beams using a semiloof beam formulation
Author(s) -
Mottershead John E.
Publication year - 1988
Publication title -
international journal for numerical methods in engineering
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 1.421
H-Index - 168
eISSN - 1097-0207
pISSN - 0029-5981
DOI - 10.1002/nme.1620261010
Subject(s) - stiffness , buckling , section (typography) , beam (structure) , structural engineering , materials science , stability (learning theory) , geometry , mathematical analysis , mathematics , engineering , computer science , machine learning , operating system
A geometric stiffness formulation is presented for thin‐walled open section beams using semiloof elements. The validity of the formulation is confirmed by performing torsional and lateral initial stability (buckling) analyses of beams. Results are compared with classical solutions.