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建筑结构中隔震器对地震输入能量的影响
Influence of Seismic Isolator on Inputting Seismic Energy in Architectural Structures
【摘要】 本文分析了隔震器对结构抗侧移刚度及自振频率的影响 ,通过求解结构在安装隔震器前后的地震输入能量 ,确定了隔震器对结构地震输入能量的降低机理和程度 ,为合理地设计隔震器提供理论依据
【Abstract】 The influence of seismic isolator on lateral structural displacement stiffness and free vibration frequency is analyzed to understand reducing mechanism and degree which result from the influence of seismic isolator on inputting seismic energy,on the basis of computing the energy before and after installation of isolater. Thus it provides a solid theoretical basis for reasonable designs.
【关键词】 隔震器;
地震输入能量;
减震;
自振频率;
自振频率降低系数;
【Key words】 seismic isolator; inputting seismic energy; seismic reduction; free vibraton frequency; free vibration frequency reducing factor;
【Key words】 seismic isolator; inputting seismic energy; seismic reduction; free vibraton frequency; free vibration frequency reducing factor;
- 【文献出处】 工程抗震与加固改造 ,Earthquake Resistant Engineering , 编辑部邮箱 ,2005年01期
- 【分类号】TU352.12
- 【被引频次】8
- 【下载频次】153