Backbone curve tailoring via Lyapunov subcenter manifold optimization
Sign Up to like & getrecommendations! Published in 2024 at "Nonlinear Dynamics"
DOI: 10.1007/s11071-024-09881-5
Abstract: We present a technique for the direct optimization of conservative backbone curves in nonlinear mechanical systems. The periodic orbits on the conservative backbone are computed analytically using the reduced dynamics of the corresponding Lyapunov subcenter… read more here.
Keywords: backbone; lyapunov subcenter; subcenter manifold; backbone curve ... See more keywords
A Cyclic Backbone Curve for Shear-Critical Reinforced Concrete Walls
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Structural Engineering"
DOI: 10.1061/(asce)st.1943-541x.0002277
Abstract: AbstractBackbone curves are used in seismic design standards as the basis for developing component models for nonlinear static and dynamic analysis. Herein, data from 240 tests of rectangular, barb... read more here.
Keywords: backbone curve; cyclic backbone; curve shear; critical reinforced ... See more keywords
Backbone curve variations on steel building seismic response
Sign Up to like & getrecommendations! Published in 2023 at "Earthquake Spectra"
DOI: 10.1177/87552930231172529
Abstract: A 4-story steel moment-frame building designed according to ASCE 7 was used in a numerical parameter study to assess the effects of modeling features on peak drift demands. Features studied included strength, stiffness, ductility, and… read more here.
Keywords: steel; seismic response; backbone; degradation ... See more keywords