水泥基材料裂缝自修复技术的研究与进展

Research and progress of crack self-repairing technology for cement-based materials

水泥基材料裂缝自修复是指无外界修复措施条件下,水泥基材料结构内部对裂缝的修复能力,根据工艺特点及作用机理又可分为主动愈合技术和自动愈合技术。总结了各种裂缝自修复技术的机理及特点,论述了近年来水泥基材料裂缝自修复技术的研究进展,并对进一步研究方向提出了建议。

Crack self-repairing technology for cement-based materials refers to the repair ability of cracks inside the structure of cement-based materials without external repair measures.And according to the process characteristics and mechanism,it can be divided into active healing technology and automatic healing technology.The mechanism and technical characteristics of various crack self-repairing technologies are summarized,the research progress of crack self-repairing technology for cement-based materials in recent years are reviewed,and some suggestions for further research are put forward.