节点域箱形加强式工字形柱盖板加强连接异形节点非线性有限元分析

为了研究节点域箱形加强式工字形柱盖板加强连接异形节点的抗震性能,采用有限元分析软件ABAQUS对节点域箱形加强式工字形柱标准型与盖板加强型异形节点进行循环加载模拟分析。结果表明,两种连接形式的节点域箱形加强式工字形柱异形节点破坏时均在梁端形成塑性铰,都具有良好的滞回性能及耗能能力,盖板加强型异形节点能够有效地实现塑性铰外移,满足"强节点弱构件"及"强节点域"的抗震设计要求;相比标准型异形节点,盖板加强型异形节点具有较高的承载力及初始抗侧刚度,但延性性能略低于标准型异形节点;节点域上、下核心区不作为整体协同工作。...

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Published inJianzhu Gangjiegou Jinzhan pp. 22 - 28
Main Authors 卢林枫, 郑辉晓, 刘杰
Format Journal Article
LanguageChinese
Published Editorial Department of Progress in Steel Building Structures, Tongji University 01.01.2017
Subjects
异形节点
抗震性能
有限元分析
节点域箱形加强式节点
钢框架
Online AccessGet full text
ISSN1671-9379
DOI10.13969/j.cnki.cn31-1893.2017.02.004

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Abstract 为了研究节点域箱形加强式工字形柱盖板加强连接异形节点的抗震性能,采用有限元分析软件ABAQUS对节点域箱形加强式工字形柱标准型与盖板加强型异形节点进行循环加载模拟分析。结果表明,两种连接形式的节点域箱形加强式工字形柱异形节点破坏时均在梁端形成塑性铰,都具有良好的滞回性能及耗能能力,盖板加强型异形节点能够有效地实现塑性铰外移,满足"强节点弱构件"及"强节点域"的抗震设计要求;相比标准型异形节点,盖板加强型异形节点具有较高的承载力及初始抗侧刚度,但延性性能略低于标准型异形节点;节点域上、下核心区不作为整体协同工作。
AbstractList 为了研究节点域箱形加强式工字形柱盖板加强连接异形节点的抗震性能,采用有限元分析软件ABAQUS对节点域箱形加强式工字形柱标准型与盖板加强型异形节点进行循环加载模拟分析。结果表明,两种连接形式的节点域箱形加强式工字形柱异形节点破坏时均在梁端形成塑性铰,都具有良好的滞回性能及耗能能力,盖板加强型异形节点能够有效地实现塑性铰外移,满足"强节点弱构件"及"强节点域"的抗震设计要求;相比标准型异形节点,盖板加强型异形节点具有较高的承载力及初始抗侧刚度,但延性性能略低于标准型异形节点;节点域上、下核心区不作为整体协同工作。
Author 刘杰
郑辉晓
卢林枫
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Snippet 为了研究节点域箱形加强式工字形柱盖板加强连接异形节点的抗震性能,采用有限元分析软件ABAQUS对节点域箱形加强式工字形柱标准型与盖板加强型异形节点进行循环加载模拟分...
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SubjectTerms 异形节点
抗震性能
有限元分析
节点域箱形加强式节点
钢框架
Title 节点域箱形加强式工字形柱盖板加强连接异形节点非线性有限元分析
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