粉煤灰综合利用 FLY ASH COMPREHENSIVE UTILIZATION 2014N0.6 专题研究 掺合料对钢渣透水混凝土性能的影响 Influence of Admixtures on the Properties of Steel Slag Pervious Concrete 郑雯，王仕威，杨钱荣2 (1.上海同济建设工程质量检测站材料室，上海200092；2.同济大学材料科学与工程学院，上海201804) 摘要：研究了粉煤灰、矿粉和钢渣粉对钢渣透水混凝土力学性能、透水性和耐久性的影响，结果表明：掺加矿粉可 提高透水混凝土强度，掺加少量钢渣粉的透水混凝土的强度变化不大，而掺加粉煤灰后，透水混凝土强度降低.加人掺 合料后，混凝土透水系数有不同程度降低.掺加适量矿粉和钢渣粉，可得到强度及透水性较理想的混凝土.掺加粉煤 灰、矿粉和钢渣粉的钢渣透水混凝土具有较好的耐磨性和抗冻性并且其干燥收缩较基准透水混凝土有明显降低. 关键词：掺合料；粉煤灰；矿粉；钢渣；透水混凝土；性能 中图分类号：TU528.2 文献标识码：A 文章编号：1005-8249(2014)06-0003-04 Zheng Wen' Wang Shiwei' Yang Qianrong (1.Shanghai Tongji Institution of Inspection on Construction Quality Shanghai 200092 China 2.School of Materials Science and Engineering Tongji University Shanghai 201804) Abstract:The effects of fly ash GGBFS and steel slag powder on mechanical properties water permeability and durability of steel slag pervious concrete were studied.It shows that:Adding GGBFS to concrete can improve the strength of pervious concrete.Adding a small amount of steel slag powder to concrete the strength of pervious concrete has little change and the addition of fly ash reduces the strength.Adding admixtures to concrete water permeability coefficient of concrete decreases.Adding an appropriate amount of GGBFS and steel slag powder pervious concrete can get suitable strength and water permeability.Steel slag pervious concrete mixed with fly ash GGBFS and steel slag powder can obtain better abrasion resistance and freeze resistance and dry shrinkage of pervious concrete ...
掺合料对钢渣透水混凝土性能的影响.pdf
