杨海天

个人信息Personal Information

教授

博士生导师

硕士生导师

性别:男

毕业院校:大连理工大学

学位:博士

所在单位:力学与航空航天学院

学科:固体力学. 计算力学. 工程力学

办公地点:力学楼-307

联系方式:0411-84708394

电子邮箱:haitian@dlut.edu.cn

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基于广义强度准则的地基土换填防冻胀能力评估

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论文类型:期刊论文

发表时间:2022-06-28

发表刊物:岩土力学

所属单位:运载工程与力学学部

期号:5

页面范围:682-685

ISSN号:1000-7598

摘要:Based on a generalized strength criterion, a new method is presented to evaluate the ability of anti-frost-heave ability via the replacement of ground soil. Compared with the conventional methods, the criterion proposed is more reasonable since more factors are taken into account. The frost-heave force is considered as a kind of external load, and the defects of frozen soil are treated as cracks. The toughness of frozen soil, as an important factor, is introduced in the new criterion. A numerical example of a retaining wall is given to analyze the stability and strength before and after replacement.

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