惯容减震(振)系统及其研究进展

INERTER SYSTEM AND ITS STATE-OF-THE-ART

  • 摘要: 惯容是一种两端点加速度相关型新型结构控制元件。惯容减震(振)系统是包含惯容元件的结构振动控制系统。该文整理并总结了国内外学者在惯容及惯容减震(振)系统方面取得的大量研究成果,从惯容的实现机理、惯容减震(振)系统性能、惯容减震(振)结构体系的分析设计三个方面介绍、论述惯容的原理及其在减震(振)控制领域的发展历程与研究现状。相比于传统减震(振)系统,惯容减震(振)系统具有如下优势:能够实现惯性的灵活调整和频率的调节、改变结构惯性同时基本不改变结构的物理质量、提高惯容系统中消能器的耗能效率。该文旨在梳理惯容减震(振)系统的发展脉络与现状,为惯容减震(振)系统在结构振动控制中的应用提供理论依据和设计参考,以推进惯容减震(振)系统理论与实践的持续发展。

     

    Abstract: An inerter is a two-terminal acceleration-dependent mechanical element for structure control systems. The inerter system is an integrated system for the structural vibration control with inerters. A large number of studies and research projects on the inerter systems have been comprehensively reviewed in this paper. The state-of-the-art of inerter systems in the field of structural vibration control system were discussed from the following three aspects:realization of the inerter mechanism; performance of the inerter system and design of the structures with inerter system. Compared with traditional vibration control systems, the inerter system has its advantages including:the inertia of the structure can be adjusted and the tuning can be achieved flexibly; additional physical mass is negligible when the inertia of the structure changes obviously; the efficiency of energy dissipation is enhanced. This review paper is intended to provide theoretical evidence and practical guidance for the design, application and further development of inerter systems.

     

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