该文以武广高速铁路陈村水道四线铁路特大桥作为工程背景,建立有限元模型,进行地震响应分析,验证了安装铅芯橡胶支座(LRB)作为隔震装置的效果,并采用正交设计和功率系数法对铅芯橡胶支座进行了参数优化,提出了一种通用的LRB选择方法。
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...铅芯橡胶支座,一体化优化设计,近断层脉冲型地震动,分灾抗震设计,混沌动力学,混沌优化方法,一次可靠度方法FORM [gap=4207]Key words】 base-isolated structure; cost-effective criterion; lead core rubber bearings; integrated optimum design; near-fault pulse-like ground motions; damage-red..
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橡胶隔震支座的刚度特征与隔震建筑的性能试验研究(土木结构工程专业优秀论文) - docin.com豆丁网 制品。目前常用的橡胶隔震支座有:天然橡胶支座(NB,NaturalRubberBearing)、 铅芯橡胶支座(LRB,Lead plug Rubber Bearing)、高阻尼橡胶支座(HDB,High DampingRubberBearing)等t11】.天然橡胶支
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开展对设置铅芯橡胶支座的大型渡槽非线性地震响应研究。
The nonlinear earthquake response of large-scale aqueduct with the lead rubber bearing is studied.
地震作用下软土地基—铅芯橡胶支座隔震结构的摇摆运动较明显。
Under earthquake, the sway movement of lead-rubber bearing base-isolated structure with soft soil base is more obvious.
目的为改善铅芯橡胶支座隔震结构的减震效果和适用范围,并确定结构的优化参数和控制装置优化布局。
In order to improve the effect of shock absorption and applied scope of base - isolated structure with lead rubber bearing and study its optimum parameter.
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