基于被动变阻尼变刚度装置组合隔震新体系性能化设计方法  

Performance design method of a new combined isolation system based on passive variable damping variable stiffness device

作　　者：李铮 付伟庆 王浩哲 LI Zheng;FU Weiqing;WANG Haozhe(School of Civil Engineering,Qingdao University of Technology,Qingdao 266033,China)

机构地区：[1]青岛理工大学土木工程学院,山东青岛266033

出　　处：《地震工程与工程振动》2024年第3期127-135,共9页Earthquake Engineering and Engineering Dynamics

基　　金：国家自然科学基金项目(52178488)。

摘　　要：被动变阻尼变刚度装置是一种无需外部能源输入和反馈控制的装置,具有变阻尼耗能和变刚度限位功能。当与隔震支座组合使用时,这种装置构成了一种新的隔震体系,能够有效控制不同类型和烈度大小的地震波。根据性能化设计理论,提出了针对组合隔震体系的设计方法,通过该方法可以完成隔震层中被动变阻尼变刚度装置和隔震支座的参数设计工作。研究还提供了完整的设计流程和详细的设计过程说明,并通过工程实例验证了设计方法的可行性和有效性。这种性能设计方法可以广泛应用于组合隔震新体系的工程设计领域,为相关工程提供了一种可靠的设计方法和技术支持。通过这种先进的设计方法,可使结构能够更好地应对地震带来的灾害,保障结构的安全性和稳定性。Passive variable damping and stiffness device is a device that does not require external energy input and feedback control,and has the functions of variable damping energy consumption and variable stiffness limit.By combined with isolation bearings,this device forms a new isolation system that can effectively control seismic waves of different types and intensities.Based on the theory of performance-based design,a design method for composite isolation systems has been proposed.Through this method,the parameter design of passive variable damping and stiffness devices and isolation bearings in the isolation layer can be completed.The study also provided a complete design process and detailed explanation of the design process,and verified the feasibility and effectiveness of the design method through engineering examples.This performance design method can be widely applied in the engineering design field of composite isolation new systems,providing a reliable design method and technical support for related engineering.Through this advanced design method,the structure can better cope with disasters caused by earthquakes,ensuring the safety and stability of the structure.

关 键 词：被动变阻尼变刚度装置 组合隔震体系 性能设计方法 控制效果 

分 类 号：TU352.1[建筑科学—结构工程]