constitutivemodel相关论文
在温度为900～1100℃、应变速率为0.001～1 s-1的变形条件下,利用Gleeble热模拟试验机研究了粉末冶金工艺制备的新型高钨合金钢的热变......
采用等温压缩分析了Fe0.25Cr0.25Ni0.25Mn0.25中熵合金在900～1050℃、0.001～1 s-1应变速率范围内的流变行为.结果 表明,热变形以动态......
Dynamic Deformation of Frozen Soil at a High Strain Rate:Experiments and Damage-Coupled Constitutive
The dynamic compressive deformation of frozen soil was investigated by conduct-ing the split-Hopkinson pressure bar (SHP......
Strain-Rate-Dependent In-Plane Compressive Properties of 3D Fine Weave Pierced C/C Composite:Failure
In-plane compression experiments are performed on 3D fine weave pierced C/C composite at a wide strain rate range of 0.0......
A shape-memory double network hydrogel consists of two polymer networks:a chemically crosslinked primary network that is......
Surface nano-crystallization techniques have been recently developed as one of the most effient ways to optimize materia......
Modeling of Superelastic-plastic Behavior of Porous Shape Memory Alloys Incorporating Void Shape Eff
A new constitutive model for describing the superelastic-plastic behavior of porous shape memory alloys(SMAs)is proposed......
Macroscopic and Mesoscopic Parameters Introduction into Stress-Strain Relationship Description of Cl
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The damage constitutive relation of entire rock failure process was established using the theory of representative volum......
Comparative Study on Constitutive Models to Predict Flow Stress of Fe-Cr-Ni Preform Reinforced Al-Si
The isothermal compression tests were carried out on Gleeble-3500 thermal-mechanical simulation machine in a temperature......
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In this study, the densification of a ceramic powder matrix that contained large macropores of the size much larger than......
Based on the one-dimensional constitutive relationship of unsaturated soils, this thesishas established the calculation ......
A meso-mechanical constitutive model of particle reinforced titanium matrix composites at high tempe
The elastoplastic properties of TiC particle reinforced titanium matrix composites (TiC/TMCs) at high temperatures were ......
This paper deal with concrete behavior under chemical and mechanical degradation.Experimental investigations were descri......
混凝土高温下力学性能是研究建筑结构(包括一些防护工程)在火灾等异常环境下安全可靠性的必需参数.本文采用微波加热的方法突破了......
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In order to investigate the formation of shear band in methane hydrate bearing sediments(MHBS),an elasto-plastic constit......
A modified elasto-plastic constitutive model with rotation hardening which could systematically describe the monotonic a......
为研究激光选区熔化（SLM）316L不锈钢在冲击载荷下的动态力学性能，使用SLM技术制备316L不锈钢试样。采用万能实验机和分离式霍普金森压......
通过在20～300℃ 下进行单轴拉伸试验,获得5A06-O铝镁合金板材在不同温度、不同应变速率下的真实应力-应变曲线,由此建立5A06-O铝镁......
Investigation on constitutive models characterizing fcc and bcc metals over wide temperature and str
Both descriptive and predictive capabilities of two phenomenological (JC and KHL) and five physically based constitu......
Bedding plane-embedded augmented virtual internal bonds for fracture propagation simulation in shale
To effectively simulate the fracture propagation in shale,the bedding plane(BP)effect is incorporated into the augmented......
Elastic-viscoplastic constitutive model for capturing the mechanical response of polymer composite a
Recently,polymer composites,consisting of hard segments and soft segments blend,attract a broad research interest becaus......
研究了Ti-4Al-1.5Mn合金在500～700℃的应力松弛特性,首先在蠕变试验机上开展了该合金500、600和700℃条件下的松弛试验,基于松弛数......
通过热压缩实验研究了Ti2041合金的流动行为.利用BP神经网络建立的合金本构模型具有较高的精度,其相关系数达到0.99613,平均相对误......
应用神经网络技术，提出了建立岩体自适应本构关系模型的新方法，实际应用表明，该方法正确。......
从弹塑性基本关系，流动关系准则及Ｈｏｏｋｅ定律出发，应用介质的动三轴，单轴和静水压实验规律，导出了物质的塑性方程。对具体物质得到的塑性势、......
