喷射混凝土用液体低碱速凝剂的研究现状  

Research Status of Liquid Low-alkaline Accelerator for Sprayed Concrete

作　　者：胡浪 陈建 HU Lang;CHEN Jian(Guizhou Highway Engineering Group Co,Ltd,Guizhou 550000,China)

机构地区：[1]贵州省公路工程集团有限公司,贵州550000

出　　处：《建材世界》2022年第2期18-22,共5页The World of Building Materials

摘　　要：喷射混凝土技术由干式向湿式转变的过程中,液体速凝剂起到了关键性的作用,且应用实践表明,液体速凝剂中的低碱速凝剂在提高喷射混凝土质量等方面更具优势。该文系统阐述了喷射混凝土用液体低碱速凝剂的促凝机理、研究现状及现存问题,为引导液体低碱速凝剂的进一步开发利用提供参考。In the process of sprayed concrete turning from dry to wet,liquid accelerators play a key role,and the application practice shows that the low-alkali accelerator has more advantages in improving the quality of sprayed concrete.This paper systematically expounds the accelerating mechanism,research status and existing problems of liquid low-alkali accelerator for sprayed concrete,and provides reference for further development and utilization of liquid low-alkali accelerator.

关 键 词：喷射混凝土 液体低碱速凝剂 促凝机理 研究现状 

分 类 号：TU5[建筑科学—建筑技术科学]