对环保丝网配置进行比较研究,以提高钢筋混凝土结构的可持续性
Misgina Mebrahtom1, Yewuhalashet Fissha2,3, Mujahid Ali4
1Department of Civil Engineering, Ethiopia Institute of Technology, Mekelle/EIT-M, Tigray, Ethiopia.
Scientific reports
|April 16, 2024
概括
这项研究研究了不同钢丝网如何影响轻质聚合混凝土 (LWAC) 的机械性能. 与其他网状类型相比,六角丝网在LWAC中显著提高了屈曲强度,压力强度和能量吸收.
科学领域:
- 材料科学 材料科学 材料科学
- 土木工程 土木工程是指土木工程.
- 结构工程 结构工程
背景情况:
- 轻质聚合混凝土 (LWAC) 对于降低结构重量至关重要.
- 然而,LWAC可能会损害机械强度参数.
- 优化LWAC性能需要研究强化策略.
研究的目的:
- 评估各种钢丝网对LWAC机械性能的影响.
- 为了比较六角形,接方形和扩展金属网格在提高LWAC性能方面的有效性.
- 确定最佳的网格类型和配置,以提高强度和能量吸收.
主要方法:
- 三种类型的钢丝网 (六角形,接方形,扩展金属) 在各种层和方向中被纳入LWAC.
- 机械性能包括压力强度 (CS),屈曲强度 (FS) 和能量吸收 (EA) 被实验测试.
- 在测试前,九十个镜和三十三个立方体样本被准备和治愈了十四天.
主要成果:
- 单层六角丝网表现出最高的屈曲强度 (29.49 MPa) 和压力强度 (36.56 MPa).
- 六角网格增强了52.96%的屈曲强度,性能优于接和扩展网格.
- 六角丝网还显著提高了能量吸收,在最终故障之前增加了88.34%.
结论:
- 六角丝网优于扩展和接丝网,可以增强LWAC的机械性能.
- 使用钢丝网,特别是六角网,提供了一种可行的方法来提高LWAC的强度和能量吸收.
- 结果表明六角丝网作为使用LWAC的结构应用的推增强.
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