IMECH-IR  > 环境力学重点实验室(2009-2011)
筑坝硬填料三轴试验及本构模型研究
Alternative TitleTriaxial tests and a new constitutive model of hardfill material
吴梦喜; 杜斌; 姚元成; 何鲜峰
Source Publication岩土力学
2011
Volume32Issue:8Pages:2241-2250
ISSN1000-7598
Abstract硬填料是一种筑坝新材料,在坝工建设中有广阔的应用前景。其应力-变形特性介于堆石体和混凝土之间。通过进行硬填料不同龄期的大型三轴试验,着重分析了硬填料的胶结作用在不同龄期对应力-应变关系的影响,进一步揭示了硬填料的强度和应力-应变特征。将表征硬填料初始形成状态的堆石体概化为“堆石元件”,将胶凝材料的胶结作用概化为“胶结元件”,进而提出了基于应变一致假定的二元并联概念模型,确定了模型参数并与试验结果进行对比,表明该模型既能描述硬填料应力-应变非线性特征又能描述变形模量随着龄期增长的特征。结合二元并联模型的特点,提出了求取模型参数的简化方法。
Keyword硬填料 应力-应变关系 三轴试验 本构模型
Subject Area固体力学
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Indexed ByEI ; CSCD
Language中文
CSCD IDCSCD:4278038
DepartmentLMFS水环境流体力学(LEM)
Citation statistics
Document Type期刊论文
Identifierhttp://dspace.imech.ac.cn/handle/311007/44357
Collection环境力学重点实验室(2009-2011)
Corresponding Author吴梦喜
Recommended Citation
GB/T 7714
吴梦喜,杜斌,姚元成,等. 筑坝硬填料三轴试验及本构模型研究[J]. 岩土力学,2011,32(8):2241-2250.
APA 吴梦喜,杜斌,姚元成,&何鲜峰.(2011).筑坝硬填料三轴试验及本构模型研究.岩土力学,32(8),2241-2250.
MLA 吴梦喜,et al."筑坝硬填料三轴试验及本构模型研究".岩土力学 32.8(2011):2241-2250.
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