ELASTIC-PLASTIC

作品数：131被引量：238H指数：8
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相关领域：理学更多>>
相关作者：程军波陈明和汪洪峰缪宏黄铭敏更多>>
相关机构：北京应用物理与计算数学研究所南京航空航天大学北京理工大学合肥工业大学更多>>
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相关基金：国家自然科学基金国家重点基础研究发展计划国家教育部博士点基金北京市自然科学基金更多>>
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Comparative study on the oblique water-entry of high-speed projectile based on rigid-body and elastic-plastic body model
《Defence Technology(防务技术)》2025年第4期133-155,共23页Xiangyan Liu Xiaowei Cai Zhengui Huang Yu Hou Jian Qin Zhihua Chen 
supported by the Postgraduate Research&Practice Innovation Program of Jiangsu Province(Grant No.KYCX24_0714).
To examine the similarities and differences in the evolution of cavity,wetting and dynamics of a highspeed,oblique water-entry projectile with different positive angles of attack,a comparative analysis has been conduc...
关键词：Fluid-structure interaction Rigid-body model Elastic-plastic model Structural deformation Impact loads Structural safety of projectile 
Geological characteristics of coal mines in the Zagros Basin of Iran:Unveiling rock mechanical properties and time-dependent behavior
《Energy Geoscience》2025年第1期68-88,共21页Alireza Khoshmagham Navid Hosseini Alaee Reza Shirinabadi Amir Hossein Bangian Tabrizi Mehran Gholinejad Pooria Kianoush 
The Zagros Basin in southwestern Iran is a significant source of coal,with numerous coal mines operating in the region.Ensuring the stability of coal mines is crucial for safe and efficient mining operations.This stud...
关键词：Coal mine Rock mechanical property Time-dependent behavior Stability analysis Viscoelastic-plastic modeling Geological characteristics Zagros Basin 
An Integrated Experimental-Simulation Calibration Method for the Constitutive Model of 6005A-T6 Aluminum Alloy Welds
《Chinese Journal of Mechanical Engineering》2025年第1期233-245,共13页Yu Zhu Lele Zhang Weiyuan Dou Wen Liu 
Supported by National Natural Science Foundation of China(Grant Nos.52202431,52172353);Talent Fund of Beijing Jiaotong University of China(Grant No.2024XKRC044).
Due to the different microstructures caused by the heat source effect,welding joints exhibit significant differences in mechanical properties compared to the base material.Precise characterization of the constitutive ...
关键词：6005A-T6 aluminum alloy MIG-weld joint Parameter calibration Elastic-plastic constitutive model DIC 
Twinning mediated anisotropic fracture behavior in bioimplant grade hot-rolled pure magnesium
《Journal of Magnesium and Alloys》2024年第9期3806-3822,共17页Prakash C.Gautam Somjeet Biswas 
financial support provided by the Science and Engineering Research Board (Ref. no.: ECR/2016/000125), Department of Science and Technology, Government of India
Bioimplant grade hot-rolled magnesium with equiaxed microstructure and basal texture was examined for fracture toughness(FT)anisotropy using fatigue pre-cracked single-edge notch bending specimens with the notch,an||,...
关键词：Magnesium Elastic-plastic fracture toughness TWINS Texture Strain incompatibility 
Employing deep learning in non-parametric inverse visualization of elastic-plastic mechanisms in dual-phase steels
《Materials Genome Engineering Advances》2024年第1期120-133,共14页Siyu Han Chenchong Wang Yu Zhang Wei Xu Hongshuang Di 
supported by the National Key Research and Development Program of China(Grant No.2022YFB3304805);the National Natural Science Foundation of China(Grant Nos.52171109 and U22A20106).
Enhancing the interpretability of machine learning methods for predicting material properties is a key,yet complex topic in materials science.This study proposes an interpretable convolutional neural network(CNN)to es...
关键词：convolutional neural network(CNN) dual-phase steels MULTIMODAL stress-strain curve VISUALIZATION 
An incremental elastic-plastic cohesive constitutive model with considering damage
《Science China(Technological Sciences)》2023年第12期3651-3662,共12页XIA Tong QIAN YiXing XU ShengYao YANG ZhenYu LU ZiXing 
supported by the National Natural Science Foundation of China (Grant Nos.11972057,12272021,and 11972058);the National Science and Technology Major Project (Grant No.2017-VII-0003-0096);The support from Super Computing Center ScGrid/CNGrid of CAS。
The interface has a significant influence on the macroscopic mechanical behaviors of composite materials,with interface cracking being a typical failure event.The ability to precisely describe the mechanical behavior ...
关键词：interface cohesive zone model PLASTICITY DAMAGE fiber reinforced composites 
A Genuinely Two-Dimensional HLL-Type Approximate Riemann Solver for Hypo-Elastic Plastic Flow
《Communications in Computational Physics》2023年第7期318-356,共39页Zhiqiang Zeng Chengliang Feng Xiaotao Zhang Shengtao Zhang Tiegang Liu 
supported by the NSFC-NSAF joint fund(Grant No.U1730118);the Science Challenge Project(Grant No.JCKY2016212A502);the National Natural Science Foundation of China(Grant No.12101029);Postdoctoral Science Foundation of China(Grant No.2020M680283).
In this work,a genuinely two-dimensional HLL-type approximate Riemann solver is proposed for hypo-elastic plastic flow.To consider the effects of wave interaction from both the x-and y-directions,a corresponding 2D el...
关键词：Elastic plastic flow elastic-plastic transition multi-dimensional effect twodimensional approximate Riemann solver 
A Compact Eulerian Interface-Capturing Algorithm for Compressible Multimaterial Elastic-Plastic Flows with Mie-Gr uneisen Equation of State
《Advances in Applied Mathematics and Mechanics》2023年第2期485-521,共37页Xiang Li Dong-Jun Ma Nan-Sheng Liu Pei Wang 
This work was funded by the Natural Science Foundation of China under Grant Nos.11772065 and 11702028;the Science Challenge Project(Grant No.TZ2016001);The work of the first author was supported by the Postdoctoral Science Foundation of China(Grant No.2020M670226).
This paper presents an Eulerian diffuse-interface method using a high-order compact difference scheme for simulating elastic-plastic flows with the Mie–Gruneisen(MG)equation of state(EoS).For simulations of multimate...
关键词：Multimaterial elastic-plastic flow Eulerian solid-dynamics high-order accurate schemes compact finite difference localized artificial diffusivity 
Nb_(3)Sn超导复合股线非线性力学行为研究被引量：1
《Acta Mechanica Sinica》2023年第3期42-55,共14页姜浪 张兴义 周又和 
This work was supported by the National Natural Science Foundation of China(Grant Nos.11872196,12232005 and U2241267).
本文通过对Nb_(3)Sn超导复合股线在77 K和300 K下进行准静态加卸载拉伸和疲劳实验,研究了Nb_(3)Sn超导复合股线的非线性力学行为,结果表明:Nb_(3)Sn超导复合股线的准静态应力-应变曲线和能量耗散具有很强的非线性.同时,考虑塑性应变产...
关键词：NONLINEARITY Elastic-plastic constitutive Energy dissipation Damage degradation Nb_(3)Sn composite wires 
Temperature-dependent constitutive modeling of a magnesium alloy ZEK100 sheet using crystal plasticity models combined with in situ high-energy X-ray diffraction experiment
《Journal of Magnesium and Alloys》2022年第10期2801-2816,共16页Hyuk Jong Bong Xiaohua Hu Xin Sun Yang Ren 
the supports by the Fundamental Research Program of the Korea Institute of Materials Science(KIMS,PNK7760)。
A multiscale crystal plasticity model accounting for temperature-dependent mechanical behaviors without introducing a larger number of unknown parameters was developed.The model was implemented in elastic-plastic self...
关键词：High-energy X-ray diffraction Crystal plasticity finite element Elastic-plastic self-consistent model TWIN Temperature 
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