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混凝土盐冻剥蚀破坏评定参数的研究 被引量:4

PARAMETERS ESTIMATIING THE DEICER-FROST SCALING OF CONCRETE
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摘要 着重从剥落量、抗折强度、抗压强度和动弹模量四个方面研究了混凝土盐冻剥蚀破坏的评定参数。结果表明 ,剥落量是评定试件表面破坏最直观、可靠和敏感的参数 ;抗折强度。 Four parameters used to estimate the deicer-frost scaling of concrete were investigated in this paper,such as the scaled mass,tensile strength,compressive strength and dynamic modulus of elasticity.Results indicated that the scaled mass is the most credible,sensitive and direct factor for estimating the deicer scaling of concrete,but the tensile strength,compressive strength and elastic modulus are not suitable.
作者 杨全兵
出处 《低温建筑技术》 2004年第5期4-6,共3页 Low Temperature Architecture Technology
基金 上海市重点学科和西部交通建设科技项目 (2 0 0 1 -31 8-788-77)
关键词 盐冻破坏 剥落量 抗折强度 抗压强度 动弹模量 deicer-frost damage scaled mass tensile strength compressive strength dynamic modulus of elasticity
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参考文献3

  • 1ASTM C672-84, Scaling resistance of concrete surfaces exposed to deicing chemicals[S].
  • 2CEN/TC51/WG12/TG4:6/94,Test method for the freeze- thaw resistance of concrete with water or with sodium chloride solution[S].
  • 3RILEM TC117- FDC/95. Test method for the freeze- thaw resistance of concrete with water(CF) or with sodium chloride solution. Materials and Structures, 1995, (28): 175-182.

同被引文献34

  • 1谢槟羊.机场道面混凝土抗冻融问题探讨[J].机场建设,2001(4):16-17. 被引量:3
  • 2杨全兵,吴学礼,黄士元.去冰盐引起的混凝土的盐冻剥蚀破坏[J].混凝土,1995(6):29-35. 被引量:29
  • 3长安大学.道路水泥混凝土组成设计研究-道路混凝土微观结构与性能研究[R].
  • 4Sommer H,冯乃谦.高性能混凝土的耐久性[M].北京:科学出版社,1998.
  • 5Charles Korhonen, Brian Charest. Assessing Cryogenic Testing of Aggregates for Concrete Pavements [R]. FHWA Special Report,2003.
  • 6袁春毅,申爱琴,韩继国,赵乐易.磨细矿渣高性能路面混凝土的耐久性[J].中国公路学报,2007,20(5):24-29. 被引量:11
  • 7敦晓.机场道面冻融损伤的影响及其评价技术研究[D].西安:空军工程大学,2011.
  • 8FAGERLUND G. Effect of air - entraining and other admixtureson the salt - scaling resistance of concrete [ C]//InternationalSeminar on Some Aspects of Admixtures and Industrial By -Products on the Durability of Concrete. Gothenburg : [ sn],1986 :33 -39.
  • 9BILODEAU A, MALHOTRA V M. Deicing salt scaling resist-ance of concrete incorporating supplementary cementing materi-als :CANMET research C C ] //Freeze - Thaw Durability of Con-crete. London :E &FN SPON, 1997 :121 -156.
  • 10POWERS T C, HELMUTH R A. Theory of volume change inhardened Portland cement pastes during freezing[ J]. Proceedingsof the Highway Research Board, 1949,32 : 285 - 297.

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