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关于在水泥-泥-修饰的岩岩沙中机械反应和微观结构演化的协同机制的研究

Xunchang Li^1,2, Chenyu Miao^3,4,5, Bo Yuan⁶

¹School of Geological Engineering and Geomatics, Chang'an University, Xi'an, 710054, People's Republic of China.

Scientific reports

|January 19, 2026

概括

经过修改的岩砂显示出改进的机械性能,主要受到水泥含量的影响. 水泥和泥泥之间的协同效应增强了紧性,这对于环保基础设施,如高速铁路至关重要.

科学领域:

地质技术工程地质技术工程
材料科学材料科学材料科学
环境科学环境科学

背景情况:

岩砂具有很高的孔隙性和透性,限制了它在建筑中的直接使用.
全球荒漠化增加了岩沙的可用性,呈现出一个潜在的资源.
改善机械性能是可持续基础设施开发和低碳应用的关键.

研究的目的:

为了研究影响改性岩沙的压力强度的因素.
为了确定用于增强岩沙的机械性质的协同机制.
为在基础设施,特别是高速铁路中利用改性地质沙提供基础.

主要方法:

在经过修改的岩石沙样本上进行了无限制的压缩测试.
扫描电子显微镜 (SEM) 用于分析材料的微观结构.
灰色关系分析量化了各种因素的影响和相关性.

主要成果:

确定水泥含量是影响压力强度的最重要因素.
发现水泥和泥之间的协同作用可以增强材料的紧性.
该研究建立了对机械性能因素影响的定量理解.

结论:

优化水泥含量和考虑与泥的相互作用对于增强岩沙的机械性能至关重要.
改性岩砂为基础设施项目提供了可行的,环保的材料.
这项研究支持在沙漠地区的高速铁路分层中使用岩砂.

关键词:

压力强度的压力强度是什么微观结构的微观结构修改过的热带岩石沙子协同作用的相互作用是协同作用的相互作用.

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