侵蚀环境下镍铁渣粉水泥土的研究进展  

Research progress on cementitious soil mixed with nickel iron slag powder in erosive environments

作　　者：蔡如龙 陈三姗[1] 张华鑫 王淑琪 陈威震 CAI Rulong;CHEN Sanshan;ZHANG Huaxin;WANG Shuqi;CHEN Weizhen(Fujian Jiangxia University,Fuzhou 350108,China;China Nuclear Power Engineering Co.,Ltd.,Shenzhen 518124,China)

机构地区：[1]福建江夏学院,福建福州350108 [2]中广核工程有限公司,广东深圳518124

出　　处：《四川建材》2023年第11期4-5,13,共3页Sichuan Building Materials

基　　金：福建省自然科学基金项目:海水入侵下镍铁渣水泥稳定路基土的疲劳与冲击性能研究(2022J01964);福建省2022年大学生创新创业训练计划项目:海洋环境与循环荷载作用下镍铁渣粉水泥土的力学性能研究(S202213763069)。

摘　　要：镍铁渣是一种工业废渣,将镍铁渣回收利用,有利于提高材料的利用效率,且有利于建筑材料可持续发展。总结介绍水泥土在侵蚀环境的力学性能,分析镍铁渣对水泥土力学方面的影响,最后利用扫描电镜,对掺加镍铁渣粉的水泥土试样进行放大观察,分析镍铁渣粉对水泥土试样的微观形貌的影响,探究镍铁渣粉对水泥土的作用机理,最后对未来的研究方向进行了更深层次的探讨。Nickel iron slag is an industrial waste.Recycling nickel iron slag is beneficial for improving material utilization efficiency and promoting sustainable development of building materials.This paper summarizes and introduces the mechanical properties of cement soil in erosion environment,and analyzes the impact of ferronickel slag on cement soil mechanics.Finally,a scanning electron microscope was used to magnify and observe the cement soil sample mixed with nickel iron slag powder,analyze the influence of nickel iron slag powder on the micro morphology of the cement soil sample,explore the mechanism of action of nickel iron slag powder on the cement soil,and finally conduct a deeper exploration of future research directions.

关 键 词：镍铁渣 水泥土 微观结构 扫描电镜 

分 类 号：TU5[建筑科学—建筑技术科学]