STRENGTH

作品数：1439被引量：3242H指数：20
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相关机构：东南大学中南大学天津大学复旦大学更多>>
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Anisotropic strength and deformation of irregular columnar jointed rock masses under triaxial stress
《Journal of Central South University》2025年第2期643-655,共13页QUE Xiang-cheng ZHU Zhen-de NIU Zi-hao ZHU Shu 
Projects(42307192,41831278)supported by the National Natural Science Foundation of China;Project(CKWV20231175/KY)supported by the CRSRI Open Research Program,China。
The special columnar jointed structure endows rocks with significant anisotropy,accurately grasping the strength and deformation properties of a columnar jointed rock mass(CJRM)under complex geological conditions is c...
关键词：irregular columnar jointed rock mass triaxial stress STRENGTH DEFORMATION anisotropic mechanical property empirical relation 
Effects of submicron-MgO and nano-MgO on the expansion and microscopic properties of high-performance concrete被引量：2
《Journal of Central South University》2022年第9期3186-3200,共15页TIAN Chang-jin WANG You-zhi QIU Kai YANG Qi-lin 
Project(51578325) supported by the National Natural Science Foundation of China。
MgO-series expansive agents can effectively compensate for the shrinkage and deformation of concrete structures.However,few experimental studies have been conducted on MgO expansive agents,particularly concerning the ...
关键词：submicron-MgO nano-MgO high-performance concrete STRENGTH TOUGHNESS expansion characteristics microstructure 
Polymer nanocomposite dielectrics with high electrocaloric effect for flexible solid-state cooling devices被引量：4
《Journal of Central South University》2022年第9期2857-2872,共16页HU Hai-long 
Project(202045007) supported by the Start-up Funds for Outstanding Talents in Central South University,China。
Nanocomposite dielectrics show great promising application in developing next generation wearable all-solidstate cooling devices owing to the possessed advantages of high cooling efficiency, light-weight and small vol...
关键词：nanocomposite dielectrics electrocaloric effect electrocaloric strength flexible solid-state cooling devices 
Mechanical properties and microscopic failure process of exemplary argillaceous interlayer from east China被引量：1
《Journal of Central South University》2022年第6期1973-1986,共14页SUN Shao-rui LIU Yong HAO She-feng HE Wei HE Xun WEI Ji-hong YU Yong-xiang SONG Jing-lei 
Project(41672258) supported by the National Natural Science Foundation of China;Project(2018045) supported by the Land and Resources Science&Technology Project of Jiangsu Province,China。
The landslide disaster caused by the argillaceous interlayer not only destroys buildings,cultivated land,and roads but also seriously endangers human life and safety.This study concerns the mineral composition of sele...
关键词：argillaceous interlayer microcosmic structure strength component directional arrangement discrete element method LANDSLIDES 
Preface to the special issue on aluminum alloys for transportation
《Journal of Central South University》2022年第3期741-743,共3页YU Hai-liang LIU Sheng-dan CAO Ling-fei GUO Ming-xing 
Aluminum alloys have been used widely as structural materials in the field of aerospace,high speed train and car etc.due to their advantages such as low density,high strength,and good corrosion resistance.Improved pro...
关键词：ALLOYS CORROSION STRENGTH 
Stress evolution of deep surrounding rock under characteristics of bi-modulus and strength drop被引量：5
《Journal of Central South University》2022年第2期680-692,共13页CHEN Shao-jie ZHAO Zeng-hui FENG Fan ZHANG Ming-zhong 
Projects(51774196,52074169)supported by the National Natural Science Foundation of China。
Aiming at the circular chamber under uniform stress field in deep energy storage and mining,analytical solutions of stress and plastic zone of the surrounding rock under different far-field stress and internal pressur...
关键词：deep surrounding rock bi-modulus strength drop stress evolution 
Water-induced changes in strength characteristics of polyurethane polymer and polypropylene fiber reinforced sand被引量：3
《Journal of Central South University》2021年第6期1829-1842,共14页WANG Ying LIU Jin SHAO Yong MA Xiao-fan QI Chang-qing CHEN Zhi-hao 
Project(41472241)supported by the National Natural Science Foundation of China;Project(KJXM2019028)supported by the Natural Resources Science and Technology Project of Jiangsu Province,China;Project(2019B17314)supported by the Fundamental Research Funds for the Central Universities,China。
As a new kind of air-hardening soil reinforcement material,polymer is being widely applied in river-bank slope reinforcement and ecological slope protection area.Thus,more attention should be paid to study the charact...
关键词：POLYMER fiber reinforced sand IMMERSION compressive strength softening coefficient 
Evolution of deformation property and strength component mobilization for thermally treated Beishan granite under compression被引量：5
《Journal of Central South University》2021年第1期219-234,共16页CHEN Shi-wan LIANG Feng ZUO Shuang-ying WU Dao-yong 
Project(41902301)supported by the National Natural Science Foundation of China;Project(20201Y185)supported by the Science and Technology Foundation of Guizhou Province,China;Project(Z018023)supported by the Open Research Fund of State Key Laboratory of Geomechanics and Geotechnical Engineering,IRSM,CAS;Project(201822)supported by the Foundation for Young Talents of Guizhou University,China;Project(2017-5402)supported by the Mountain Geohazard Prevention R&D Center of Guizhou Province,China。
The cohesion weakening and friction strengthening(CWFS)model for rock reveals the strength components mobilization process during progressive brittle failure process of rock,which is very helpful in understanding mech...
关键词：strength components mobilization secant unloading modulus Beishan granite thermally treated post-failure 
Strength and deformation behaviors of cemented tailings backfill under triaxial compression被引量：10
《Journal of Central South University》2020年第12期3531-3543,共13页XU Wen-bin LIU Bin WU Wei-lü 
Projects(2018YFC0808403,2018YFE0123000)supported by the National Key Technologies Research&Development Program of China;Project(800015Z1185)supported by the Yueqi Young Scholar Project,China;Project(2020YJSNY04)supported by the Fundamental Research Funds for the Central Universities,China。
It is of great significance for safety reason to obtain the triaxial compressive properties of cemented tailings backfill(CTB).The influence of cement content,curing age and confining pressure on strength and deformat...
关键词：cemented tailings backfill triaxial compressive strength volumetric strain elastic modulus COHESION friction angle 
Strength and energy exchange of deep sandstone under high hydraulic conditions被引量：8
《Journal of Central South University》2020年第10期3053-3062,共10页LI Fei YOU Shuang JI Hong-guang ELMO Davide WANG Hong-tao 
Project(2016YFC0600801)supported by the National Key Research Development Program of China;Project(51774021)supported by the National Natural Science Foundation of China;Project(2019SDZY05)supported by the Major Scientific and Technological Innovation Project of Shandong Province,China。
To investigate the influence of confining pressure and pore water pressure on strength characteristics,energy storage state and energy release intensity at peak failure of deep sandstone,a series of triaxial compressi...
关键词：deep sandstone high hydraulic pressure mechanical characteristics energy storage rock burst proneness 
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