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纤维对水工混凝土抗冻融性能的影响研究
引用本文:张雅娟,王铁强,潘全路,韩玉莲,张玮,孙涛.纤维对水工混凝土抗冻融性能的影响研究[J].水科学与工程技术,2011(4):89-91.
作者姓名:张雅娟  王铁强  潘全路  韩玉莲  张玮  孙涛
作者单位:河北省水利科学研究院,石家庄,050000
摘    要:试验研究了单掺不同掺量钢纤维和聚丙烯纤维对水工混凝土抗冻融性能的影响.试验结果表明:一定掺量下,2种纤维混凝土的抗冻性能均优于基准混凝土;聚丙烯纤维对水工混凝土抗冻性能的提高较为显著;单掺1kg/m3聚丙烯纤维对水工混凝土抗冻性能改善效果最好,经过300次冻融循环后相对动弹性模量达到85.5%,质量损失率仅为1%.

关 键 词:水工混凝土  抗冻融性能  钢纤维  聚丙烯纤维

Effects Study of Freezing-thawing Resistance of Fibers to Hydraulic Concrete
ZHANG Ya-juan,WANG Tie-qiang,PAN Quan-lu,HAN Yu-lian,ZHANG Wei,SUN Tao.Effects Study of Freezing-thawing Resistance of Fibers to Hydraulic Concrete[J].Water Sciences and Engineering Technology,2011(4):89-91.
Authors:ZHANG Ya-juan  WANG Tie-qiang  PAN Quan-lu  HAN Yu-lian  ZHANG Wei  SUN Tao
Affiliation:ZHANG Ya-juan,WANG Tie-qiang,PAN Quan-lu,HAN Yu-lian,ZHANG Wei,SUN Tao(The Department of Hydraulics,Hebei Institute of Water Resources and Hydropower Research,Shijiazhuang 050000,China)
Abstract:The research is carried on aiming at freezing-thawing resistance of different contents of steel fibers and polypropylene fibers to hydraulic concrete.The results show that the freezing-thawing resistance of two types fibers concrete was better than ordinary concrete.The improvement of freezing-thawing resistance of polypropylene fibers is more notable than hydraulic concrete.Adding 1 kg/m3 polypropylene fibers could achieve the best improving effect of frost resistance of hydraulic concrete,the relative dyn...
Keywords:hydraulic concrete  freezing-thawing resistance  steel fibers  polypropylene fibers  
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