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装配式剪力墙结构中U型套箍钢筋连接的锚固性能研究

余志武 彭晓丹 国巍 彭妙培

铁道科学与工程学报Issue(4):879-886,8.
铁道科学与工程学报Issue(4):879-886,8.

装配式剪力墙结构中U型套箍钢筋连接的锚固性能研究

Research on anchorage performance of U -shaped ferrule reinforce ments connections in precast shear wall

余志武 1彭晓丹 2国巍 1彭妙培2

作者信息

  • 1. 中南大学 土木工程学院,湖南 长沙 410075
  • 2. 高速铁路建造技术国家工程实验室,湖南 长沙 410075
  • 折叠

摘要

Abstract

Precast shear wall structure is a kind of structure which conforms to the requirements of the housing industrialization in our country,due to its low -carbon,energy -saving,environmentally friendly features,it has gained more and more attention and application.For reinforcements connections in precast wall,this paper presents a new type of method to connect reinforcements in precast shear wall,that is,U -shaped ferrule con-nection.The research of anchorage performance of reinforcements connections in precast shear wall was based on experimental research and numerical simulation,including load -displacement curve,failure modes,concrete cracking behavior,reinforcement deformation behavior and reinforced concrete bond performance of specimens. The results show that the failure modes of U -shaped ferrule connections specimens depend mainly on the depth of U -shaped reinforcements,when the U -shaped reinforcements were buried deep,the connection has good ductility and reliable performance.

关键词

装配式剪力墙结构/U 型钢筋连接/锚固性能/拉拔试验/数值仿真

Key words

precast shear wall structure/U -shaped reinforcements connections/anchorage performance/pull-out test/numerical simulation

分类

天文与地球科学

引用本文复制引用

余志武,彭晓丹,国巍,彭妙培..装配式剪力墙结构中U型套箍钢筋连接的锚固性能研究[J].铁道科学与工程学报,2015,(4):879-886,8.

基金项目

国家自然科学基金资助项目(50938008,51108466);长江学者和创新团队发展计划资助项目(IRT1296);中铁四局合作开发课题 ()

铁道科学与工程学报

OA北大核心CSCDCSTPCD

1672-7029

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