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Author:

薛素铎 (薛素铎.) (Scholars:薛素铎) | 邱林波 (邱林波.)

Indexed by:

CQVIP PKU CSCD

Abstract:

基于火灾高温下网格结构的应力特征和火灾性能,按照EuroCode 3和国际标准升温曲线(ISO834 ),对焊接空心球节点火灾高温下的性能进行了非线性有限元数值模拟.研究了焊接空心球节点火灾高温下温度场的分布规律和影响因素.研究结果表明,通过降低焊接空心球节点实际承受的荷载比和外焊钢管的厚度可以有效延长其极限耐火时间,并且焊接空心球节点在受拉时的极限耐火时间比受压时的长.

Keyword:

火灾 空间网格结构 非线性有限元分析 温度场 焊接空心球节点

Author Community:

  • [ 1 ] [薛素铎]北京工业大学
  • [ 2 ] [邱林波]北京工业大学

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Source :

空间结构

ISSN: 1006-6578

Year: 2010

Issue: 2

Volume: 16

Page: 91-96

Cited Count:

WoS CC Cited Count: 0

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count: 8

Chinese Cited Count:

30 Days PV: 10

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