关于新型预制剪切墙系统的地震行为调查,具有不同的填充墙结构
Min Sun1, Sheng Zhang1, Jun Yang1
1Jiangsu Key Laboratory of Structure Engineering, Suzhou University of Science and Technology, Suzhou 215011, China.
Materials (Basel, Switzerland)
|December 9, 2023
概括
这项研究研究了新的预制混凝土剪墙与充填墙. 两面板填充墙样本显示出比单面板设计更好的地震性能.
科学领域:
- 结构工程 结构工程
- 地震工程的工程是地震工程.
- 材料科学 材料科学 材料科学
背景情况:
- 预混凝土切割墙提供资源节约和能源效率.
- 传统的连接方法在精度和熟练度方面面临挑战.
- 新型角钢连接器增强了预制剪切壁系统.
研究的目的:
- 为了评估预制混凝土剪墙的抗震性能,使用不同的充填墙结构.
- 为了比较单面板和双面板填充墙的行为.
- 分析地震负荷下的力机制.
主要方法:
- 设计和制造了两种新的预制混凝土剪墙标本,具有不同的填充墙配置 (单面板和双面板).
- 在恒定轴向压缩下进行伪静态测试.
- 对抗没有填充墙的剪切墙的抗震性能和力机制的比较.
主要成果:
- 具有双面板填充墙的样本显示出优越的整体地震性能.
- 填充墙体样本中的边缘柱子对承载能力做出了重大贡献.
- 充填壁对整体承载能力的直接贡献有限.
结论:
- 双面板填充墙的配置增强了预制混凝土剪墙的抗震性能.
- 边缘柱在这些系统的承载能力中起着至关重要的作用.
- 需要进行进一步的研究,以优化预制剪切墙系统中的填充墙贡献.
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