轻质高强混凝土研发新进展及应用  

New Development and A pplication of Light-Weight and High Strength Concrete

作　　者：邓友生 郑云方 张克钦 姚志刚 肇慧玲 DENG You-sheng;ZHENG Yun-fang;ZHANG Ke-qin;YAO Zhi-gang;ZHAO Hui-ling(Key Laboratory of Rail Traffe Engineering Safety&Inelligent Control,Xi'an Traffe Engineering Institute,Xi'an 710300,China;Pile-supported Structures Research&Test Center,Xian University of Science and Technology,Xi'an 710054,China)

机构地区：[1]西安交通工程学院轨道交通工程安全与智能控制重点实验室,西安710300 [2]西安科技大学桩承结构研究中心,西安710054

出　　处：《兰州交通大学学报》2023年第2期137-143,155,共8页Journal of Lanzhou Jiaotong University

基　　金：国家自然科学基金(51878554,41672308);陕西省自然科学基础研究计划重点项目(2018JZ5012)。

摘　　要：轻质高强混凝土是一种容重轻而承载高的新型复合材料,在高层或大跨工程结构以及软弱地基处理中具有良好的应用前景,也是混凝土进一步发展的重要方向。首先,阐述了轻质高强混凝土的工作性能及其影响因素;其次,分析了其构件试验研究及其工程应用,并指出了其现阶段研究与应用过程中存在的问题;最后提出其未来研究方向并展望其工程应用前景。Lightweight high-strength concrete is a new composite material with light weight and high load capacity.It has a good application prospect in high-rise or large-span engineering structures and in the treatment of soft and weak foundations.It is an important direction for the further development of con-crete.Firstly,the performance of lightweight high-strength concrete and its influencing factors are described.Secondly,the member experimental research and engineering application of lightweight high-strength concrete are analyzed,and the problems in the process of its research and application at this stage are pointed out.Finally,its future research direction is proposed and prospects of its engineering application are presented.

关 键 词：轻质高强混凝土 影响因素 工程应用 研究进展 

分 类 号：TU528[建筑科学—建筑技术科学]