Nonlinear vibration of a beam with asymmetric elastic supports
Sign Up to like & getrecommendations! Published in 2018 at "Nonlinear Dynamics"
DOI: 10.1007/s11071-018-4705-0
Abstract: Under the conditions of horizontal placement and only considering geometric nonlinearity, depending on the boundary constraints, primary resonances of an elastic beam exhibit either hardening or softening nonlinear behavior. In this paper, the conversion of… read more here.
Keywords: asymmetric elastic; softening nonlinear; resonance; characteristics hardening ... See more keywords
Combination resonances of spinning composite shafts considering geometric nonlinearity
Sign Up to like & getrecommendations! Published in 2019 at "Journal of the Brazilian Society of Mechanical Sciences and Engineering"
DOI: 10.1007/s40430-019-2009-z
Abstract: In this paper, the combination resonance of a spinning composite shaft with geometric nonlinearity is studied by the method of harmonic balance. The full equations of motion containing the flexural–flexural–extensional–torsional coupling are employed for the… read more here.
Keywords: combination; combination resonances; shaft; spinning composite ... See more keywords
Development and implementation of a geometrically nonlinear beam theory model for SMA composite beams with asymmetric behavior
Sign Up to like & getrecommendations! Published in 2020 at "Composite Structures"
DOI: 10.1016/j.compstruct.2020.113417
Abstract: Abstract This work aims at developing a finite element solution with consideration of the geometric nonlinearity for analyzing the bending behavior of a Shape Memory Alloy multi-layered beam. In this solution, a numerical method based… read more here.
Keywords: sma composite; asymmetric behavior; model; geometric nonlinearity ... See more keywords
Improvement of the acoustic black hole effect by using energy transfer due to geometric nonlinearity
Sign Up to like & getrecommendations! Published in 2017 at "International Journal of Non-linear Mechanics"
DOI: 10.1016/j.ijnonlinmec.2016.11.012
Abstract: Acoustic Black Hole effect (ABH) is a passive vibration damping technique without added mass based on flexural waves properties in thin structures with variable thickness. A common implementation is a plate edge where the thickness… read more here.
Keywords: energy; nonlinearity; black hole; acoustic black ... See more keywords
Catenary-induced geometric nonlinearity effects on cable linear vibrations
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Sound and Vibration"
DOI: 10.1016/j.jsv.2017.10.012
Abstract: Abstract This paper investigates the free undamped vibrations of cables of arbitrary sag and inclination according to the catenary theory. The proposed approach accounts for the catenary effect on the static profile around which the… read more here.
Keywords: catenary induced; cable; induced geometric; nonlinearity effects ... See more keywords