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泵送混凝土抗压强度现场检测及强度发展趋势预测研究

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摘要 混凝土强度发展受诸多因素的影响,掺入粉煤灰的泵送混凝土龄期28d时的强度值比普通混凝土低,不适用于评价该类型混凝土的最终强度。泵送混凝土硬化后其表面结构与内部相差较大,使得采用间接法进行现场检测时结果偏差较大。通过混凝土抗压强度的现场对比测试,得到回弹法测试泵送混凝土的抗压强度偏差,并通过依照龄期发展的强度测试来建立预测掺入粉煤灰的泵送混凝土强度发展趋势。
作者 张青松
出处 《治淮》 2011年第8期43-45,共3页
基金 水利部公益性行业科研专项经费项目(201101014 201101012 200901053-2)
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  • 1Ahmed Loukili, David Chopin. A new approach to determine autogenous shrinkage of mortar at an early age considering temperature history[J]. Cement and Concrete Research, 2000,30(6):915-922.
  • 2Lepage S,Balbaki M,Dallaire E. Early shrinkage development in the high performance concrete[J]. Cement ,Concrete and Aggregates, 1999,(2):31-35.
  • 3文梓芸,杨医博.化学外加剂和矿物掺合料对水泥砂浆干缩与开裂影响的研究.钢筋混凝土结构裂缝控制指南[M].北京:化学工业出版社,2004. 19-38.WEN Zi-yun, YANG Yi-bo. Influence of chemical and mineral admixture of shrinkage and cracking of mortar Guide on cracking controlling of reinforced concrete structure[M]. Beijing:Chemical Industry Press, 2004. 19-38.
  • 4缪昌文,刘加平,田倩,等.化学外加剂对混凝土收缩性能的影响.钢筋混凝土结构裂缝控制指南[M]. 北京:化学工业出版社,2004. 39-52.MIAO Chang-wen, LIU Jia-ping, TIAN Qian, et al. Influence of chemical admixture on shrinkage properties of concrete guide on cracking controlling of reinforced concrete structure[M]. Beijing: Chemical Industry Press,2004. 39-52.
  • 5Tazawa E, Shingo Miyazawa. Influence of cement and admixture on autogenous shrinkage of cement paste[J]. Cement and Concrete Research, 1995, 25(2): 281-287.
  • 6Tazawa E, Miyazawa S. Experimental study on mechanism of autogenous shrinkage of concrete[J]. Cement and Concrete Research, 1995, 25(8):1 633-1 638.
  • 7Tazawa E, Miyazawa S. Chemical shrinkage and autogenous shrinkage of hydrating cement paste[J]. Cement and Concrete Research, 1995, 25(2): 288-292.
  • 8Radocea A. Autogenous volume change of concrete at very early age[J]. Magazine of Concrete Researsh,1998,(2):107-109.
  • 9Ole Mejlhede Jensen. Autogenous deformation and RH-change in perspective [J]. Cement and Concrete Research, 2001,31(12):1 859-1 865.
  • 10Persson B, Fagerlund G. Self-desiccation and its importance in concrete technology[A]. Proceedings of the Third International Research Seminar in Lund[C]. 2002. 14-15.

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