通风预制切割墙的循环反应,重点是套套连接效率
Hemanth Kumar Anbu1, Akash J1, Renchana Nair R1
1School of Civil Engineering, Vellore Institute of Technology, Chennai, India.
Scientific reports
|August 26, 2025
概括
在预制混凝土墙上,较小的开口提高了抗震性能. 较宽的开口会降低度和能量消耗,而较窄的开口会提高性和负载能力,这对于抗震能力至关重要.
科学领域:
- 结构工程
- 地震工程
- 材料科学
背景情况:
- 在模块化建筑中,预混凝土墙壁的效率至关重要.
- 这些墙壁的开口对地震性能有很大影响.
- 了解开口大小的影响对于抗震能力至关重要.
研究的目的:
- 研究开放尺寸对预制墙壁的地震行为的影响.
- 分析故障机制,歇斯底里反应,负载能力和可变性.
- 提供预制墙壁的抗震设计见解.
主要方法:
- 在缩小尺寸的预制墙体样本上进行循环横向负荷测试.
- 两组不同开口宽度 (600mm与400mm) 的比较.
- 在所有标本中均有强化细节.
主要成果:
- B组 (400毫米开口) 显示局部压碎和更好的能量吸收.
- 组A (600mm的开口) 呈现出对角裂纹和降低的刚度.
- B组表现出优异的性,并实现了12%的高峰负载.
结论:
- 开口大小极大地影响了预制墙壁的地震反应.
- 较窄的开口增强了性,承载能力和性.
- 对开口大小的设计考虑对于抗震预制结构至关重要.
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