西安建筑科技大学教师个人主页 wangbin--Home-- 基于薄膜元理论的RC低矮剪力墙破坏机理与配筋研究

Personal Information

(Associate Professor)
Name (Pinyin):
wangbin
School/Department:
土木工程学院
Education Level:
With Certificate of Graduation for Doctorate Study
Gender:
Male
Contact Information:
邮箱：wangbin@xauat.edu.cn
Professional Title:
Associate Professor
Status:
Employed
Academic Titles:
副教授硕士生导师
Alma Mater:
西安建筑科技大学
Discipline:
Structural Engineering
Disaster Prevention and Mitigation Engineering and Protection Works

Affiliation of Author(s):
土木工程学院
Journal:
建筑结构
Key Words:
低矮剪力墙;薄膜元理论;破坏机理;横向配筋;配筋形式;
Abstract:
采用基于薄膜元理论建立的有限元模型对RC低矮剪力墙的受力行为进行了全过程模拟分析,从应力应变层面阐述了此类构件的损伤演化过程和破坏机理,探讨了配筋率及配筋方式对其受力性能的影响。结果表明:随着剪跨比的减小,剪力墙微元体中剪应力与正应力之比增大,主应力角趋向于45°;随着横向配筋率的提高,弯曲作用明显增强,裂缝宽度和倾角相应减小,在截面尺寸较大时,易发生弯剪破坏,截面尺寸较小时,则往往发生由受拉裂缝引起的剪切滑移破坏。在RC低矮剪力墙设计和加固时,在同等配筋率下宜选择配置斜向支撑以提高墙体的承载力和延性,并改善其破坏形态。
First Author:
shiqingxuan,wangbin
Indexed by:
Journal paper
Correspondence Author:
蔡文哲
Volume:
中文核心期刊:621-628,8
ISSN No.:
1002-848X
Translation or Not:
no
Date of Publication:
2018-12-15