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工程力学  2013 

延性纤维增强混凝土剪力墙非线性分析及影响其性能参数研究

DOI: 10.6052/j.issn.1000-4750.2011.11.0804, PP. 219-227

Keywords: 延性纤维增强混凝土剪力墙,非线性分析,性能参数,损伤本构关系,参数分析

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Abstract:

以4个延性纤维增强混凝土(DFRC)剪力墙荷载作用下的抗震性能试验为基础,利用有限元软件ABAQUS、DFRC和高强混凝土均选用合适的拉、压损伤本构关系以及单元模型,建立了DFRC剪力墙非线性模型,模拟了加载全过程和受力性能,模拟曲线与试验恢复力曲线吻合较好。在此基础上,采用试验研究和非线性模拟相结合的方法,研究了影响DFRC剪力墙抗震性能的主要因素,包括DFRC区高度、DFRC强度、剪跨比和轴压比,并给出影响剪力墙性能参数的限值及其范围。

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