The dynamic behavior of a 2DOF system consisting of a primary structure and a hysteretic vibration attachment is investigated. With respect to viscoelastic tuned mass damper, which works in internal resonance condition (1:1), the systems with the nonlinear attachment can exhibit different internal resonance conditions (n:1), with n>1. Such these conditions be met, hysteresis produces bifurcations and superabundant nonlinear modes which are shown to be very effective in reducing the response of the primary structure
A hysteretic vibration attachment in internal resonance conditions for vibration mitigation / Vestroni, F.; Casini, P.; Basili, M.; Morelli, L.. - (2019). (Intervento presentato al convegno First International Nonlinear Dynamic Conference NODYCON 2019 tenutosi a Roma).
A hysteretic vibration attachment in internal resonance conditions for vibration mitigation
F. VestroniPrimo
;P. Casini;M. Basili;L. Morelli
2019
Abstract
The dynamic behavior of a 2DOF system consisting of a primary structure and a hysteretic vibration attachment is investigated. With respect to viscoelastic tuned mass damper, which works in internal resonance condition (1:1), the systems with the nonlinear attachment can exhibit different internal resonance conditions (n:1), with n>1. Such these conditions be met, hysteresis produces bifurcations and superabundant nonlinear modes which are shown to be very effective in reducing the response of the primary structureI documenti in IRIS sono protetti da copyright e tutti i diritti sono riservati, salvo diversa indicazione.
