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蔗渣灰特性及其在建筑材料的应用研究综述
Review of Characteristics of Sugar Cane Bagasse Ash and Its Application in Construction Materials
【摘要】 由于蔗渣灰具有一定的火山灰活性,近年来,在建筑材料领域中的应用已成为蔗渣灰的研究热点。本文首先总结了蔗渣灰的结构形态、物理性质、化学成分以及矿物组成等特性。其次,从控制煅烧条件、降低粒径细度、降低烧失量三个方面总结提高蔗渣灰火山灰活性的措施。再次,归纳论述了目前蔗渣灰在混凝土掺合料、砌块原材料以及地基处理等方面的应用,分析了其对混凝土、砌块和地基性能的影响。最后,对蔗渣灰在建筑材料领域的绿色应用前景进行了展望,提出提高蔗渣灰火山灰活性的措施是未来进一步研究的方向。
【Abstract】 Because of the pozzolanic activity of sugar cane bagasse ash(SCBA),the application of SCBA in the field of building materials has become a research hotspot in recent years. In this paper,the structure,physical properties,chemical composition and mineral composition of SCBA were systematically introduced.Measures to improve the activity of bagasse ash and pozzolanic ash were discussed from three following aspects:controlling the calcination conditions,decreasing the fineness of particle size and reducing the loss on ignition. The current applications of SCBA in concrete admixture,block raw material and foundation treatment were summarized,and its influences on concrete,block and foundation performance were also analyzed. Finally,the direction of future research on the application of SCBA was prospected,and it is pointed out that the key issue is improving the pozzolanic activity.
【Key words】 sugar cane bagasse ash; construction materials; pozzolanic activity;
- 【文献出处】 武汉工程大学学报 ,Journal of Wuhan Institute of Technology , 编辑部邮箱 ,2022年06期
- 【分类号】TU50
- 【下载频次】22