Abstract:
通过三点弯曲断裂试验,研究玻璃纤维(GF)、聚丙烯纤维(PPF)、聚乙烯醇纤维(PVAF)和钢纤维(SF)对高性能水泥基复合材料(HPCC)断裂性能的影响.以载荷-裂缝口张开位移(P-CMOD)曲线、断裂能(GF)和起裂韧度(KQIC)为评价指标,得到以下结论:在一定掺量范围内,4种纤维均能提升HPCC的断裂性能,玻璃纤维在体积分数为1.2%时断裂性能最优,PP纤维、PVA纤维在体积分数为2.0%时断裂性能到达最大值;SF在体积分数为4.0%时断裂性能到达最大值;不同种类纤维对HPCC断裂性能的提升效果由大到小为:PP纤维>钢纤维>PVA纤维>玻璃纤维.
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山西建筑
ISSN: 1009-6825
Year: 2022
Issue: 17
Volume: 48
Page: 135-139
Cited Count:
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count: -1
Chinese Cited Count:
30 Days PV: 2
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