高温下梁柱端板连接受力性能分析  

Analysis of mechanical properties of beam-column end-plate connections at high temperature

作　　者：王新武[1] 韩冬[2] 布欣[1] 

机构地区：[1]洛阳理工学院土木工程系,河南洛阳471023 [2]武汉理工大学土木与建筑学院,湖北武汉430070

出　　处：《世界地震工程》2012年第2期41-45,共5页World Earthquake Engineering

基　　金：河南省高校科技创新人才支持计划项目(2010HASTIT012);河南省科技重点攻关项目(092102210020)

摘　　要：运用有限元ANSYS软件和欧洲规范EUROCODE3给出的钢材在高温环境下的热物理及力学特性参数,根据已有试验研究的基本数据,建立了端板连接的有限元分析模型。运用热-力耦合分析方法对端板连接节点在高温下的抗火性能进行了深入研究,得到了柱核心区和端板在高温下的受力性能,所得结果对该类节点的抗火设计具有一定的参考价值。In use of finite element software ANSYS,the thermal physical and mechanical parameters of steels under high temperature given in Eurocode 3 and existing basic dada from experimental study,the finite element model of end-plate connections was established.Based on thermal-mechanical analysis method,the fire-resistance behavior of the end plate connetctions under high temperature was researched thoroughly and the mechanical behavior of core area and end plate of column undre high temperature was obtained.The results can give a reference to fire resistance design of this kind of the connections.

关 键 词：热-力耦合 端板连接 抗火 

分 类 号：TU441[建筑科学—岩土工程]