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Abstract:
采用荷载控制、非对称正弦波动荷载对水泥土进行疲劳载荷试验.在动荷载的作用下,水泥土表现为低应力性破裂特征.通过试验结果分析,提出水泥土应力空间的疲劳破坏准则,建立了水泥土3参数幂函数疲劳寿命模型.分析了影响水泥土疲劳寿命的主要因素,结果表明:动荷载应力水平越高,水泥土的疲劳寿命越短,反之越长;水泥土的龄期越长、水泥掺合比越大,水泥土的疲劳寿命越长.
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岩土力学
ISSN: 1000-7598
CN: 42-1199/O3
Year: 2010
Issue: 4
Volume: 31
Page: 1264-1268
1 . 5 0 0
JCR@2023
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ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count: -1
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30 Days PV: 1
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