煤矸石粗集料混凝土配合比设计及性能研究  

Study on Mix Proportion Design and Mechanical Properties of Coal Gangue Coarse Aggregate Concrete

作　　者：陈久权[1] 刘磊[1] 杜秉旋[1] 

机构地区：[1]河北建材职业技术学院,河北秦皇岛066000

出　　处：《煤炭技术》2017年第10期300-302,共3页Coal Technology

摘　　要：以煤矸石粗细骨料为研究对象,通过理论分析与试验研究,对不同热活化活性与原状煤矸石进行研究,分析了煤矸石集料取代率、水灰比等对混凝土的力学性能的影响,为煤矸石作为混凝土集料的选用原则提供科学的理论基础,对推广煤矸石集料混凝土的实际应用有着重要的意义。Using coal gangue aggregate as the research object, through theoretical analysis and experimental study, the effect of different heat activation activity of raw coal gangue, coal gangue aggregate replacement rate, the effects of water cement ratio on the mechanical properties of concrete was analyzed for coal gangue as concrete material selection principle provides a scientific theory foundation that is important practical application of aggregate concrete for the promotion of coal gangue.

关 键 词：煤矸石 集料 配合比 力学性能 

分 类 号：TD849.5[矿业工程—煤矿开采] TU528.041[矿业工程—矿山开采]