摘要
随着泵送混凝土在建筑领域的广泛应用,混凝土如何在达到规定强度和黏聚性的同时,又具有更好的流动性和可泵性,是目前泵送混凝土领域的研究热门。综述了国内外在该领域已有的研究成果,介绍了泵送混凝土的工作性能、力学性能、收缩开裂性能和耐久性能,提出了今后的研究方向,为今后的研究和发展提供了指导和借鉴意义。
With the widely use of pumping concrete,it is a popular research in the field of concrete to study how to achieve better mobility and pump at the condition of specified strength and cohesiveness.The domestic and foreign research achievements have been summarized in the field,including the work performance,mechanical properties,shrinkage and cracking performance and durability of pumping concrete.And the further research direction has been proposed,providing guidance and reference significance for the research and development.
作者
李悦
梅期威
于鹏超
LI Yue;MEI Qiwei;YU Pengchao(The Key Laboratory of Urban Security and Disaster Engineering,MOE,Beijing Key Lab of Earthquake Engineering and Structural Retrofit,Beijing University of Technolog)
出处
《混凝土》
CAS
北大核心
2018年第7期93-96,共4页
Concrete
基金
国家重点研发计划资助-高抗裂预拌混凝土关键材料及制备技术(2017YFB0310100)
北京市属高等学校高层次人才引进与培养计划项目(CIT&TCD20150310)
关键词
泵送混凝土
工作性能
力学性能
收缩开裂
耐久性能
pumping concrete
working performance
mechanical properties
shrinkage cracking
durability
