聚合物-GGBS-水泥修改重复使用的爆料渣:朝着环保和弹性开放式道路表面的方向
Jia-Ming Wen1, Xiu-Zhu Su2, Yuliang Guo3
1Graduate School of Global Environmental Studies, Kyoto University, Kyoto, 606-8501, Japan.
Environmental research
|August 8, 2025
概括
这项研究探讨了使用聚合物修改的喷气渣与地面颗粒高炉渣 (GGBS) 和水泥用于环保道路建设. 碳甲基纤维素 (CMC) 增强了强度,而聚合物则提高了稳定性和对环境压力的抵抗力.
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.
- 环境工程 环境工程
背景情况:
- 工业化和采矿产生的爆破渣,创造了处理挑战.
- 露天道路建设需要材料,并有助于尘埃排放.
- 重复使用喷气废渣为建筑和废物管理提供了一个可持续的解决方案.
研究的目的:
- 调查使用聚合物-GGBS-水泥修改爆破渣用于露天道路表面的可行性.
- 评估修改后的喷气废渣的机械性能,稳定性和耐用性.
- 了解性能改进和减尘背后的机制.
主要方法:
- 使用GGBS水泥修改爆破渣与聚烯胺 (PAM),碳甲基纤维素 (CMC) 和E+防尘剂的准备样本.
- 经过测试的不受限制的压力强度,浸泡稳定性,防湿干燥性和水损失 (蒸发).
- 利用扫描电子显微镜 (SEM) 和X射线衍射 (XRD) 来分析材料机制.
主要成果:
- 与0.75%CMC混合的BGC混合物达到8.50MPa的最大不受限制的压力强度.
- 在BGP,BGC和BGE混合物中,浸泡稳定性在83.22%至91.06%之间.
- 适当的PAM和CMC含量提高了对湿干燥循环的抗性;水损耗在混合物之间有所不同.
结论:
- 聚合物-GGBS水泥修改的爆破渣显示了环保开放式公路建设的潜力.
- CMC显著提高了修改后的喷气废渣的压力强度.
- 聚合物有助于提高稳定性和耐久性,SEM和XRD阐明了性能机制.
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