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Abstract:
采用虚拟裂缝模型结合线弹性断裂力学,分析了掺与不掺纤维活性粉末混凝土(RPC)的断裂特性.结果显示,RPC中掺入钢纤维后,其裂缝的扩展受到限制,而断裂韧度、裂缝尖端亚临界扩展量和裂缝尖端张开位移(CTODc)大大提高,韧性得到显著改善.另外还给出了掺与不掺纤维RPC各断裂参数随纤维掺量的变化规律,分析了其断裂破坏的机理.
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建筑材料学报
ISSN: 1007-9629
CN: 31-1764/TU
Year: 2006
Issue: 6
Volume: 9
Page: 654-659
Cited Count:
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count:
Chinese Cited Count:
30 Days PV: 1
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