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STRESS-STRAIN: 作品数：90被引量：179H指数：7; 导出分析报告; 相关领域：一般工业技术金属学及工艺更多>>; 相关作者：卢博李赶先张亦良王晶黄韶健更多>>; 相关机构：中国科学院北京工业大学更多>>; 相关期刊：更多>>; 相关基金：国家自然科学基金中国博士后科学基金国家重点基础研究发展计划高等学校学科创新引智计划更多>>

Identification of failure behaviors of underground structures under dynamic loading using machine learning: 《Journal of Rock Mechanics and Geotechnical Engineering》2025年第1期414-431,共18页Chun Zhu Yingze Xu Manchao He Yujing Jiang Murat Karakus Lihua Hu Yalong Jiang Fuqiang Ren; funding support from the National Natural Science Foundation of China(Grant No.52374119);the opening fund of State Key Laboratory of Coal Mine Disaster Dynamics and Control(Grant No.2011DA105827-FW202209);the opening fund of State Key Laboratory of Performance Monitoring and Protecting of Rail Transit Infrastructure,East China Jiaotong University(Grant No.HJGZ2023103).; Understanding the dynamic responses of hard rocks is crucial during deep mining and tunneling activities and when constructing nuclear waste repositories. However, the response of deep massive rocks with openings of d...; 关键词：Dynamic mechanical response Cracking mode Hole shape/location effect Deep Neural Network(DNN) Stress-strain prediction

Fundamental influence of irreversible stress-strain properties in solids on the validity of the ramp loading method: 《Matter and Radiation at Extremes》2024年第6期94-104,共11页Jingxiang Shen Wei Kang; The widely used quasi-isentropic ramp loading technique relies heavily on back-calculation methods that convert the measured free-surface velocity profiles to the stress-density states inside the compressed sample.Exi...; 关键词：field. IRREVERSIBLE SOLIDS

Investigation into the stress-strain compatibility and fracture behaviour of a TC18 titanium alloy with a multistage lamellar microstructure: 《Progress in Natural Science:Materials International》2024年第5期1039-1048,共10页Zhongxiang Li Zhaoxin Du Jun Cheng Zhiyong Yue Tianhao Gong Xudong Kang Yongcheng Zhu; financially supported by the National Natural Science Foundation of China (No.52071185, No.52271249);Natural Science Foundation of Inner Mongolia (2024JQ03);Key research and Development Program of Shanxi(2023-YBGY-488);Basic scientific research business fee project for directly affiliated universities in Inner Mongolia Autonomous Region (JY20230108); Understanding the fracture mechanism is essential for optimizing the mechanical properties of titanium alloys.The relationship between fracture behaviour and the multistage lamellar microstructure of the TC18(Ti–5Al...; 关键词：TC18titanium alloys In situ stretching Crack-tip plastic zone(CTPZ) Stress‒strain compatibility Fracture behaviour

Advances in the Research Application of Ultrasound Non-Invasive Stress-Strain Loop Technology in Cardiovascular Diseases: 《Journal of Biosciences and Medicines》2024年第9期1-12,共12页Jinshu Wang Qiang Zhang Ling Guo Xinyu Hao; The ultrasound pressure-strain loop (PSL) technique is a non-invasive method of examining myocardial work, which takes into account the effect of cardiac afterload on deformation and combines the overall longitudinal ...; 关键词：ECHOCARDIOGRAPHY Speckle Tracking Non-Invasive Myocardial Work Pressure-Strain Loop Left Ventricular Pressure

Dynamic impact properties of deep sandstone under thermal-hydraulicmechanical coupling loads: 《Journal of Mountain Science》2024年第6期2113-2129,共17页CAO Chunhui DING Haonan ZOU Baoping; supported by the Science and Technology Commissioner Project of Zhejiang Province(2023ST04);the supporting funds for scientific research launch of Zhejiang University of Science and Technology(F701104M11).; The deep rock mass within coal mines situated in a challenging environment are characterized by high ground stress,high geotemperature,high osmotic water pressure,and dynamic disturbances from mechanical excavation.To...; 关键词：Deep sandstone Thermal-hydraulicmechanical coupling Dynamic impact STRESS-STRAIN Failure Modes Polar analysis

On the calibration of a shear stress criterion for rock joints to represent the full stress-strain profile: 《Journal of Rock Mechanics and Geotechnical Engineering》2024年第2期379-392,共14页Akram Deiminiat Jonathan D.Aubertin Yannic Ethier; The authors acknowledge the financial support from Natural Sciences and Engineering Research Council of Canada through its Discovery Grant program(RGPIN-2022-03893);École de Technologie Supérieure(ÉTS)construction engineering research funding.; Conventional numerical solutions developed to describe the geomechanical behavior of rock interfaces subjected to differential load emphasize peak and residual shear strengths.The detailed analysis of preand post-peak...; 关键词：Full shear profile Post-peak shear behavior Rock joint Joint roughness coefficient(JRC) Axial stress-strain curve

Experimental and Numerical Study of Mechanical Behaviour of Fired Clay Bricks after Exposure to High Temperatures: 《Journal of Minerals and Materials Characterization and Engineering》2023年第5期143-160,共19页Jean Calvin Bidoung Léon Arnaud Mpoung Jean Aimé Mbey Jean Raymond Lucien Meva’a; This paper reports the modeling of residual compressive strength of fired clay bricks submitted to elevated temperature. Five formulations were used and the explored temperatures were 95˚C, 200˚C, 550˚C, 700˚C and 950...; 关键词：Clay Bricks Modeling Stress-Strain Equations Compressive Strength Young’s Modulus

High-pressure and high-temperature sintering of pure cubic silicon carbide:A study on stress-strain and densification: 《Chinese Physics B》2023年第9期498-505,共8页刘金鑫彭放马国龙梁文嘉何瑞琦管诗雪唐越向晓君; the National Natural Science Foundation of China(Grant No.12074273)。; Silicon carbide(SiC)is a high-performance structural ceramic material with excellent comprehensive properties,and is unmatched by metals and other structural materials.In this paper,raw SiC powder with an average grai...; 关键词：high pressure and high temperature silicon carbide stress analysis DEFECT

Statistical analysis of mechanical properties of biological soft tissue under quasi-static mechanical loading被引量：1: 《Medicine in Novel Technology and Devices》2023年第1期45-50,共6页Wei Kang Yu Zhang Weiping Bu Yanpeng Zhao Lizhen Wang Songyang Liu; supported by the National Natural Science Foundation of China[U2241273,12172034,U20A20390,11827803];Beijing Municipal Natural Science Foundation[7212205];the 111 project[B13003]]and the Fundamental Research Funds for the Central Universities.; The mechanical properties of biological soft tissues are inextricably linked to the field of health care,and their mechanical properties can be important indicators for diagnosing and detecting diseases;they can also ...; 关键词：Mechanical loading experiment Stress-strain-time Statistical method of integration

Transient Behaviors of Thermo-Hydraulic and Thermal Stratification in the Pressurizer Surgeline for the Nuclear Power Plant: 《Journal of Thermal Science》2022年第2期344-358,共15页YU Huajie LI Lu TANG Qionghui PENG Yue LI Yinshi; supported by the Open Project of State Key Laboratory of Nuclear Power Safety Monitoring Technology and Equipment(K-A2019.424)。; In pressurized water reactor(PWR)system,the surgeline plays an important role in bonding the pressurizer and the primary circle.Some considerable problems,including the thermo-hydraulics,the thermal stratification and...; 关键词：pressurized water reactor surgeline transient thermo-hydraulic thermal stratification thermal stress-strain

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