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(Professor)
Name (Pinyin):
zhengshansuo
School/Department:
土木工程学院
Gender:
Male
Professional Title:
Professor
Status:
Employed
Discipline:
Structural Engineering
Engineering
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Email:
c620cf8104e7f706b78620231a598bffc875e105c954c02dfa376f84c9eeb0f211e96a02cd655927c7b5d333954f9c736a6935ec4aa1c47a510b1232f60d552ec549327ee059a37a0e73d11f1733ccc3d634b6508c2eba7ab48b244ff58586068f8437072463326ce4ca47448eeb16dc2b2920b497047cbb846f56dcc2651e00
Paper Publications
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箍筋锈蚀对RC框架柱耗能能力影响研究
Release time:
2024-08-09
Hits:
Affiliation of Author(s):
土木工程学院
Journal:
建筑结构
Key Words:
中文关键字:RC框架柱;箍筋锈蚀;约束混凝土本构关系;数值模拟;耗能能力;损伤指标,英文关键字:RC frame column; stirrup corrosion; constitutive r
Abstract:
在钢筋混凝土构件中,箍筋不仅起着钢筋骨架的作用,而且约束构件的横向变形,改善其抗震性能。箍筋锈蚀后,其截面减小和力学性能变化会导致混凝土构件的破坏形式从延性向脆性转变。从约束指标和核心区混凝土抗压强度两方面改进约束混凝土的本构关系,合理反映箍筋锈蚀对核心区混凝土的影响。并借助OpenSees软件按此本构关系添加新材料对RC框架柱进行数值模拟,研究箍筋锈蚀对构件耗能能力的影响。最后与纵筋锈蚀引起的粘结退化对构件损伤的影响进行对比,发现箍筋锈蚀对构件的变形和损伤影响不可忽略。
Note:
郑山锁
Co-author:
王萌,胡义
First Author:
zhengshansuo
Indexed by:
Journal paper
Volume:
卷:44
Issue:
期:5
Page Number:
页:40-44
Translation or Not:
no
Date of Publication:
2014-03-01
Pre One:
节点变形对在役混凝土框架地震易损性影响分析
Next One:
高强高性能混凝土配合比优化设计
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