JOINTS

作品数：405被引量：1012H指数：13
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相关领域：一般工业技术金属学及工艺更多>>
相关作者：冯吉才莫德锋姬峰薛松柏王颖更多>>
相关机构：哈尔滨工业大学清华大学东南大学华南理工大学更多>>
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Study on the Mechanical Performance of Wet Concrete Joints in Large-Span Composite Steel-Concrete Cable-Stayed Bridges
《Structural Durability & Health Monitoring》2025年第3期613-642,共30页Yang Wang Zhe Wu Kaixing Zhang Youzhi Wang 
A steel-concrete composite cable-stayed bridge features integrated steel girders and concrete decks linked by shear connectors to support loads,but stress concentration in wet joints can lead to cracking.In-situ tests...
关键词：Large-span cable-stayed bridges steel-concrete composite girders wet joints mechanical performance cooperative working performance in-situ tests finite element analysis 
Influence of drying-wetting cycles and soaking conditions on the shear creep characteristics of sandstone joints
《Journal of Mountain Science》2025年第4期1462-1481,共20页GAO Yingchao WU Qiang WEI Wei JIANG Qinghui JIANG Shu ZHANG Chunshun DONG Jie 
financial support from the National Natural Science Foundation of China(Grant Nos.52479108,52408391);the Fundamental Research Funds for the Central Universities(2042024kf0032);the Postdoctoral Fellowship Program(Grade C)of China Postdoctoral Science Foundation(Grant No.GZC20241283);the Natural Science Foundation of Hubei Province,China(No.2024AFB160)。
Numerous slope failures have been reported during periods of water level fluctuations.Understanding the influence of water on the creep behavior of joints is essential for evaluating the long-term stability of slopes....
关键词：Drying-wetting cycles Soaking conditions Shear creep Sandstone joints Computerized tomography 
Influence of cryogenic treatment on mechanical and ballistic properties of AA5754 alloy friction stir welded joints
《Defence Technology(防务技术)》2025年第4期184-198,共15页V.Manoj Mohan Prasath S.Dharani Kumar Saurabh S.Kumar 
In the present study,the mechanical and ballistic properties of friction stir welded(FSW)aluminum alloy(AA5754)samples were investigated,both untreated and cryogenically treated,when impacted by a 7.62 mm armour-pierc...
关键词：AA5754 alloy Ballistic and mechanical properties Cryogenic treatment Depth of penetration 
Experimental insights into anchorage performance of en-echelon joints under cyclic shear loading
《International Journal of Mining Science and Technology》2025年第3期399-416,共18页Bin Wang Qiangyong Zhang Yujing Jiang Kang Duan Hongbin Chen 
financially supported by the National Natural Science Foundation of China (No.42172292);Taishan Scholars Project Special Funding,and Shandong Energy Group (No.SNKJ2022A01-R26);funded by the China Scholarship Council (CSC No.202006220274)。
Understanding the anchorage performance of en-echelon joints under cyclic shear loading is crucial for optimizing support strategies in jointed rock masses.This study examines the anchorage effects on enechelon joints...
关键词：En-echelon joints Shear strength deterioration Cyclic shear test Anchorage performance Energy absorption characteristics Acoustic emission 
Deformation monitoring at shield tunnel joints:Laboratory test and discrete element simulation
《Deep Underground Science and Engineering》2025年第1期149-157,共9页Maoyi Mao Xiaowei Yang Chun Liu Tao Zhao Hui Liu 
National Natural Science Foundation of China,Grant/Award Numbers:41977218,42222707;State Key Laboratory for GeoMechanics and Deep Underground Engineering,Grant/Award Number:SKLGDUEK2117。
Shield tunnel,composed of several segments,is widely used in urban underground engineering.When the tunnel is under load,relative displacement occurs between adjacent segments.In the past,distributed optical fiber sen...
关键词：discrete element method distributed optical fiber MatDEM OFDR shield tunnel 
A new integrated intelligent computing paradigm for predicting joints shear strength
《Geoscience Frontiers》2024年第6期176-193,共18页Shijie Xie Zheyuan Jiang Hang Lin Tianxing Ma Kang Peng Hongwei Liu Baohua Liu 
This paper gets its funding from Projects(42277175);supported by National Natural Science Foundation of China,Project(2023JJ30657);supported by Hunan Provincial Natural Science Foundation of China and the National Key Research,Hunan Provincial Department of natural resources geological exploration project(BSDZSB43202403);The First National Natural Disaster Comprehensive Risk Survey in Hunan Province(2022-70;the National Key Research and Development Program of China-2023 Key Special Project(No.2023YFC2907400).
Joints shear strength is a critical parameter during the design and construction of geotechnical engineering structures.The prevailing models mostly adopt the form of empirical functions,employing mathematical regress...
关键词：Rock discontinuities Joints shear strength Metaheuristic optimization algorithms Machine learning 
A novel trapped field magnet enabled by a quasi-operational HTS coil
《iEnergy》2024年第4期261-267,共7页Hengpei Liao Aleksandr Shchukin Roshan Parajuli Xavier Chaud Jung-Bin Song Min Zhang Weijia Yuan 
the support of LNCMICNRS,a member of the European Magnetic Field Laboratory(EMFL).This work is selected by the European Research Council(101077404 SUPERMAN)and funded by UKRI.
This study introduces a novel approach to realizing compact high-field superconducting magnets by enabling a closed-loop high temperature superconducting(HTS)coil through magnetization.A circular closed-loop HTS coil ...
关键词：HTS coils field cooling magnetization trapped field magnets HTS coated conductors HTS tape joints. 
MR damping design of the drive joints of the lunar-based extravehicular spacesuit booster mechanism
《Journal of Southeast University(English Edition)》2024年第4期410-416,共7页Lü Hongzhan Yang Hai Jiang Yu 
The Natural Science Foundation of Shanghai(No.20ZR1401300).
Considering the special walking behavior of astronauts on the lunar surface,to reduce the impact on their bones and improve safety during extravehicular operations and walking,a magnetorheological(MR)damping mechanism...
关键词：extravehicular spacesuit MAGNETORHEOLOGICAL flexible transmission damping characteristics 
Study on the impact of vehicle‑induced vibration on the flexural behavior of UHPC joints in widened bridges
《Urban Lifeline》2024年第1期277-289,共13页Jun Yang Jingchen Leng Jianting Zhou Rui Chen Kun Yu Zhimei Jiang Yang Zou Zhongya Zhang Jiang Du 
support from the Natural Science Foundation of China(Grant No.52278147,52208302,52278293,U20A20314);the Science and Technology Research Program of Chongqing Municipal Education Commission(KJZD-M202300706);the Natural Science Foundation of Chongqing,China(CSTB2023NSCQ-MSX0019);the Chongqing Science and Technology Project(CSTB2022TIAD-KPX0205);the China Railway Major Project(2022-ZD-11);the Guangxi key research and development plan project(Grant No.GuikeAB22036007);the Research and Innovation Program for Graduate Students in Chongqing(Grant Nos.CYB23245).
Bridge widening involves phased construction of adjacent structures to maintain uninterrupted traffic flow.This process exposes freshly placed longitudinal joints between staged deck constructions to vehicle-induced v...
关键词：Longitudinal joint Vehicle-induced vibration Ultra-high-performance concrete Flexural behavior Microstructural properties 
A review of mechanical deformation and seepage mechanism of rock with filled joints
《Deep Underground Science and Engineering》2024年第4期439-466,共28页Lei Yue Wei Li Yu Liu Shuncai Li Jintao Wang 
Postgraduate Research&Practice Innovation Program of Jiangsu Province for Funding support,Grant/Award Number:KYCX22_2843;Postgraduate Research&Practice Innovation Program of Jiangsu Province,Grant/Award Number:2024XKT0628;National Natural Science Foundation of China,Grant/Award Number:52034007。
Various defects exist in natural rock masses,withfilled joints being a vital factor complicating both the mechanical characteristics and seepage mechanisms of the rock mass.Filled jointed rocks usually show mechanical...
关键词：destruction mechanism filled joints hydraulic coupling numerical simulations SEEPAGE 
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