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Author:

刘学春 (刘学春.) | 段嘉琪 (段嘉琪.)

Indexed by:

CSCD

Abstract:

提出一种外包陶粒混凝土T形钢柱.以保温隔热、抗渗性良好的钢筋陶粒混凝土作为包裹材料,采用试验和有限元分析方法,对高1.72 m的T形柱在轴向压力下的力学性能进行研究.对比分析包裹层箍筋端部是否与型钢腹板焊接连接对柱子承载力的影响.研究表明:陶粒混凝土在极限荷载后才发生明显开裂和脱落,混凝土包裹层和型钢黏结效果较好;混凝土包裹层使型钢柱强度充分利用,型钢可达到屈服强度;混凝土的包裹对型钢产生有效约束,破坏前型钢未发生明显局部和整体失稳,提高了试件延性和承载力.箍筋端部与型钢腹板焊接与否,对试件承载力影响不大,焊接加强了箍筋端与型钢的连接从而约束纵筋变形,减轻对混凝土的破坏.

Keyword:

陶粒混凝土 轴压试验 混凝土包裹钢 T形钢柱

Author Community:

  • [ 1 ] [刘学春]北京工业大学
  • [ 2 ] [段嘉琪]北京工业大学

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Source :

工业建筑

ISSN: 1000-8993

Year: 2021

Issue: 5

Volume: 51

Page: 116-123

Cited Count:

WoS CC Cited Count:

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count: -1

Chinese Cited Count:

30 Days PV: 1

Affiliated Colleges:

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