铁水泥复合面板的结构分析与扩展的岩基砂.
Zhengyu Wu1,2,3,4, Amirhossein Madadi5,6, Tzuyang Yu7,8,9
1School of Engineering, Fujian Jiangxia University, Fuzhou, 350108, Fujian, China.
Scientific reports
|May 14, 2025
概括
这项研究用石轻质聚合物 (LWA) 和多层肋线线增强了铁水泥复合板 (FCP). 优化这些元素可以显著提高轻型建筑的承载能力.
科学领域:
- 材料科学 材料科学 材料科学
- 结构工程 结构工程
- 复合材料 复合材料 复合材料
背景情况:
- 铁复合板 (FCP) 是一种多功能建筑材料.
- 轻质聚合物 (LWA) 可以改善FCP属性.
- 强化战略是提高结构性绩效的关键.
研究的目的:
- 为了评估FCPs的结构行为与扩展矿LWA.
- 为了研究不同矿含量和肋层对FCP性能的影响.
- 为了确定高强度,轻量级应用的最佳配置.
主要方法:
- 制造12个轻量级的FCP,具有不同的矿LWA (55%,35%,15%) 和肋线线层 (1,2,或3).
- 三点曲负荷测试.
- 使用数字图像相关性 (DIC) 和薄板理论进行结构响应分析.
主要成果:
- 增加肋线线层显著提高了第一个裂纹负载 (Fcr) 的11-224%和最终负载 (Fu) 的18-76%.
- 珀莱特LWA在第一个裂时增强了29%的偏移,最终负载增加了26%.
- DIC确定横向应变 (εxx) 作为早期裂检测的敏感指标;塔古奇优化显示,肋线线层的影响比珠宝石含量更大.
结论:
- 采用15%矿替代的三层FCP系统,可提供最佳的承载能力和灵活性.
- 这种配置适用于高强度,轻量级的应用,如模块化建筑和预制元件.
- 该研究为设计先进复合材料建筑材料提供了宝贵的见解.
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