Numerical investigation on the nonlinear flutter behaviors of a π-shaped sectional bridge deck
Sign Up to like & getrecommendations! Published in 2022 at "Advances in Structural Engineering"
DOI: 10.1177/13694332221090291
Abstract: Nonlinear flutter behaviors of a π-shaped sectional bridge deck are investigated numerically, focusing on the effects on the post-flutter limit cycle oscillation (LCO) amplitudes caused by various nonlinearities, including aeroelastic, structural damping, and geometric nonlinearity.… read more here.
Keywords: nonlinear flutter; post flutter; shaped sectional; flutter ... See more keywords
High-Fidelity Aerostructural Optimization with a Geometrically Nonlinear Flutter Constraint
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DOI: 10.2514/1.j062127
Abstract: When designing aircraft, avoiding dynamic aeroelastic instabilities such as flutter is a key requirement. One way to meet this requirement is to use a multidisciplinary design optimization subject to a flutter constraint. Flutter-constrained design optimizations… read more here.
Keywords: geometrically nonlinear; nonlinear flutter; flutter constraint; flutter ... See more keywords
Experimental Investigations on Nonlinear Flutter Behaviors of a Bridge Deck with Different Leading and Trailing Edges
Sign Up to like & getrecommendations! Published in 2020 at "Applied Sciences"
DOI: 10.3390/app10217781
Abstract: Recently, the nonlinear flutter behavior of long-span suspension bridges has attracted attention. Unlike the classical theory of bridge flutter, the stable limit cycle oscillations (LCO) have occurred for some bluff aerodynamic configurations when the inflow… read more here.
Keywords: experimental investigations; trailing edges; nonlinear flutter; flutter behaviors ... See more keywords