混凝土裂缝修复技术的研究现状及进展  

Research status and development of concrete crack repair technology

作　　者：李文静 贾苍琴[1] 王贵和[1] 向雅然 LI Wenjing;JIA Cangqin;WANG Guihe;XIANG Yaran(School of Engineering and Technology,China University of Geosciences(Beijing),Beijing 100083,China)

机构地区：[1]中国地质大学(北京)工程技术学院,北京100083

出　　处：《混凝土与水泥制品》2024年第12期64-69,共6页China Concrete and Cement Products

基　　金：国家自然科学基金面上项目(42372318)。

摘　　要：介绍了传统混凝土裂缝修复技术和新兴微生物诱导碳酸钙沉淀(MICP)技术的研究进展,从修复材料和工艺上进行了总结与评价,并从裂缝宽度、抗压强度、抗渗性能方面分析了MICP技术修复混凝土裂缝的效果,总结了MICP技术存在的问题,最后展望了其发展趋势,指出了该技术进一步的研究方向。The research progress of traditional concrete crack repair technology and emerging microbial induced calcium carbonate precipitation(MICP)technology is introduced.The repair materials and processes are summarized and evaluated,and the effect of MICP technology on repairing concrete cracks is analyzed from the aspects of crack width,compressive strength,and impermeability.The problems of MICP technology are summarized,and its development trend is predicted.The further research directions of MICP technology are also pointed out.

关 键 词：混凝土 裂缝 微生物 矿化 修复评价 

分 类 号：TU528.041[建筑科学—建筑技术科学]