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UNDRAINED: 作品数：59被引量：168H指数：6; 导出分析报告; 相关领域：建筑科学更多>>; 相关机构：南京工业大学更多>>; 相关期刊：《Underground Space》《Science China(Technological Sciences)》《Geoscience Frontiers》《Journal of Ocean University of China》更多>>; 相关基金：国家自然科学基金国家重点基础研究发展计划中国博士后科学基金上海市青年科技启明星计划更多>>

An analytical solution for the undrained ground response to tunnelling considering the excavation-induced desaturation: 《Journal of Rock Mechanics and Geotechnical Engineering》2025年第4期1961-1972,共12页Alexandros N.Nordas Linard Cantieni Georgios Anagnostou; When tunnelling through low-permeability saturated ground,the pore pressure decreases in the vicinity of the cavity.In certain instances of deep tunnels crossing weak rocks,the pore pressure may even become negative.A...; 关键词：Ground response curve(GRC) Undrained conditions Desaturation Suction Brittle softening

Effects of bacterial strains on undrained cyclic behavior of bio-cemented sand considering wetting and drying cycles: 《Journal of Rock Mechanics and Geotechnical Engineering》2025年第1期432-452,共21页Nilanjana Banik Rajib Sarkar; the financial support provided by the Ministry of Education(MoE),Government of India;The second author acknowledges Coal India Limited for providing financial assistance for the research(Project No.CIL/R&D/01/73/2021).; The microbial-induced calcite precipitation(MICP)technique has been developed as a sustainable methodology for the improvement of the engineering characteristics of sandy soils.However,the efficiency of MICP-treated s...; 关键词：Bio-cemented sand Microbial-induced calcite precipitation(MICP)treatment Consolidated undrained(CU)cyclic triaxial testing Cyclic characteristics Wetting-drying(WD)cycles

Undrained bearing capacity of obliquely-eccentrically loaded shallow foundations overlying a heterogeneous and inherently anisotropic clay deposit: 《Journal of Rock Mechanics and Geotechnical Engineering》2025年第1期586-613,共28页Maedeh Nasiri Pishvari Hessam Fathipour Suraparb Keawsawasvong Boonchai Ukritchon Meghdad Payan Reza Jamshidi Chenari; Clay deposits typically exhibit significant degrees of heterogeneity and anisotropy in their strength and stiffness properties.Such non-monotonic responses can significantly impact the stability analysis and design of...; 关键词：Shallow foundation Bearing capacity Combined loading Undrained shear strength Inherent anisotropy HETEROGENEITY

Engineering behaviour of in situ cored deep cement mixed marine deposits subjected to undrained and drained shearing: 《Journal of Rock Mechanics and Geotechnical Engineering》2024年第5期1749-1760,共12页Wei Li Chung Yee Kwok; funded by the Environment and Conservation Fund(Grant Nos.2020-170 and 2021-156);the National Natural Science Foundation of China(Grant No.42102327).; The deep cement mixing(DCM)is used to improve the capacity and reduce the settlement of the soft ground by forming cemented clay columns.The investigation on the mechanical behaviour of the DCM samples is limited to e...; 关键词：Deep cement mixing(DCM) In-situ cored sample Triaxial shearing Drainage condition Confining pressure Computed tomography(CT)

Triaxial tension and compression tests on saturated lime-treated plastic clay upon consolidated undrained conditions: 《Journal of Rock Mechanics and Geotechnical Engineering》2023年第12期3328-3342,共15页Kuchvichea Kan Bertrand François; Lime-treatment of clayey soil significantly increases its shear and tensile strengths.Consequently,the tensile strength of lime-treated soils deserves careful investigation because it may provide an appreciable benefi...; 关键词：Tensile strength Consolidated undrained(CU)triaxial test Lime-treated soils Failure criterion

Undrained vane shear strength of sand-foam mixtures subjected to different shear rates被引量：3: 《Journal of Rock Mechanics and Geotechnical Engineering》2023年第6期1591-1602,共12页Jiazheng Zhong Shuying Wang Tongming Qu; the National Outstanding Youth Science Fund Project of the National Natural Science Foundation of China(Grant No.52022112);the Hunan Provincial Innovation Foundation for Postgraduate of China(Grant No.2020zzts152)are acknowledged.; The shear strength of sand-foam mixtures plays a crucial role in ensuring successful earth pressure balance(EPB)shield tunneling.Since the sand-foam mixtures are constantly sheared by the cutterhead and the screw conv...; 关键词：Sand-foam mixture Shear rate Peak and residual strengths Effective stress Effective internal friction angle

Undrained semi-analytical solution for cylindrical cavity expansion in anisotropic soils under biaxial stress conditions: 《Journal of Rock Mechanics and Geotechnical Engineering》2023年第5期1284-1297,共14页Lele Hou Xiaolin Weng Jibo Hu Rongming Zhou; the financial support provided by the National Natural Science Foundation of China(Grant No.U1934213);the National Key Research and Development Program of China(Grant Nos.2021YFB2600601 and 2021YFB2600600).; This paper presents an undrained semi-analytical elastoplastic solution for cylindrical cavity expansion in anisotropic soil under the biaxial stress conditions.The advanced simplified SANICLAY model is used to simula...; 关键词：Cylindrical cavity expansion Anisotropic soil Undrained solution Biaxial in situ stresses

Physics-based and data-driven modeling for stability evaluation of buried structures in natural clays被引量：4: 《Journal of Rock Mechanics and Geotechnical Engineering》2023年第5期1248-1262,共15页Fengwen Lai Jim Shiau Suraparb Keawsawasvong Fuquan Chen Rungkhun Banyong Sorawit Seehavong; the funding support provided by National Natural Science Foundation of China(Grant No.42177121);Thammasat University Research Unit in Structural and Foundation Engineering.; This study presents a hybrid framework to predict stability solutions of buried structures under active trapdoor conditions in natural clays with anisotropy and heterogeneity by combining physics-based and data-driven...; 关键词：Buried structures Natural clays Active trapdoor Undrained stability Multivariate adaptive regression splines (MARS) Finite element limit analysis(FELA)

Multivariate adaptive regression splines analysis for 3D slope stability in anisotropic and heterogenous clay被引量：2: 《Journal of Rock Mechanics and Geotechnical Engineering》2023年第4期1052-1064,共13页Jim Shiau Van Qui Lai Suraparb Keawsawasvong; Little research can be found in relation to the stability of anisotropic and heterogenous soils in three dimensions.In this paper,we propose a study on the three-dimensional(3D)undrained slopes in anisotropic and hete...; 关键词：3D undrained slope Limit analysis ANISOTROPY HETEROGENEITY

An undrained expansion solution of cylindrical cavity in SANICLAY for K_(0)-consolidated clays被引量：1: 《Journal of Rock Mechanics and Geotechnical Engineering》2022年第3期922-935,共14页Haohua Chen Pin-Qiang Mo; the funding support from National Natural Science Foundation of China (Grant Nos. 51908546 and 52178374);China Postdoctoral Science Foundation (Grant No. 2020T130699); This paper proposes a rigorous undrained solution for cylindrical cavity expansion problems in K_(0)-consolidated clays,adopting a simple non-associated and anisotropic model,SANICLAY.The cavity expansion theory is we...; 关键词：Undrained cavity expansion SANICLAY K_(0)-consolidation ANISOTROPY

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