弹塑性本构模型,elastoplastic constitutive model
1)elastoplastic constitutive model弹塑性本构模型
1.Numerical format ofelastoplastic constitutive model based on the unified strength theory in FLAC~(3D);统一弹塑性本构模型在FLAC~(3D)中的计算格式
2.A new method to define slippage line under local loading condition is presented based on Hill’s principle of strain bifurcation and theelastoplastic constitutive model of soil.借助 Hill 的材料应变局部化原理和土的弹塑性本构模型,应用声学张量示踪边坡失稳滑移线发生和发展,提出了局部加载条件下的确定边坡失稳滑移线的方法。
3.Based on the above physical fundamentals of sands subjected to cyclic rotation of principal stress axes,a new cyclicelastoplastic constitutive model for saturated sands aiming at describing the deformation behavior of sands due to cyclic rotation of principal stress axes is developed.基于对上述应力主轴循环旋转条件下砂土的基本变形规律的认识,采用将主应力幅值变化以及应力主轴旋转产生的塑性变形单独加以考虑的办法,建立一个可合理考虑应力主轴循环旋转效应的砂土弹塑性本构模型,并对该模型在包含应力主轴旋转的多种复杂循环应力路径下的有效性进行验证。
英文短句/例句
1.Test Analysis on the Elastic-Plastic Constitutive Model of Saturated Remodeling Loess饱和重塑黄土的弹塑性本构模型与试验分析
2.The Structural Property Studies of the Unsaturated Loess and Its Elasto-Plastic Model Studies;非饱和黄土的结构性及其弹塑性本构模型研究
3.Experimental Researches on Visco-elastoplastic Constitutive Model of Asphalt Mixture沥青混合料粘弹塑性本构模型的实验研究
4.Study on deformation of unsaturated expansive soils based on elastoplastic constitutive model基于弹塑性本构模型的非饱和膨胀土变形研究
5.An Elastoplastic Endochronic Constitutive Model for Soil Considering Multi-hardening Mechanisms考虑多种强化机制土的内时弹塑性本构模型
6.Microstructural Behavior of Saturated Soft Clay and an Elasto-Plastic Constitutive Model Considering Microstructure;饱和软粘土的微结构特性及其微观弹塑性本构模型
7.Hydraulic and Mechanical Behaviour of Unsaturated Expansive Soils and Its Elastoplastic Modelling膨胀性非饱和土的水力—力学性质及其弹塑性本构模型
8.Elasto-plastic constitutive model of sand considering initial anisotropy and its verification through experiments考虑初始各向异性的砂土弹塑性本构模型及试验验证
9.Viscoelastic Constitutive Model of In-Mould Decoration Films模内镶件注塑膜片的粘弹性本构模型
10.A practical and unified elastoplastic-viscoplastic model of soils一种实用的土体统一弹塑-黏塑性本构模型
11.The Elasto-Plastic Damage Constitutive Model of Loess and Its Engineering Application;黄土弹塑性损伤本构模型及工程应用研究
12.A Visco-Elastoplastic Damage Constitutive Model of Rock and Rock-Like Materials and Applications;岩石类材料粘弹塑性损伤本构模型及其应用
13.Parameter identification of new elastoplastic damage constitutive model for claystone泥岩弹塑性损伤本构模型及其参数辨识
14.A COUPLED ELASTOPLASTIC DAMAGE MODEL FOR GAS-SATURATED COAL含瓦斯煤岩耦合弹塑性损伤本构模型研究
15.Research on the Viscoelastic-Viscoplastic-Damage Model of Structural Soft Soil;结构性软土的粘弹塑性损伤模型研究
16.Viscoelastic-Plastic Constitutive Model for Sea Ice Dynamics under Meso-Small Scale and Numerical Simulation with SPH Method;中小尺度海冰动力学的粘弹—塑性本构模型及SPH数值模拟
17.Numerical Modeling of the Elastoplastic－Damage Constitutive Relations for Sand;砂土弹塑性—损伤本构关系的数值建模
18.Study on deformation parameters" characteristics of modified generalized Kelvin visco-elasto-plastic constitutive model of rock修正的广义开尔文粘弹塑性岩石本构模型变形参数特性研究
相关短句/例句
elasto-plastic constitutive model弹塑性本构模型
1.Based on this yield criterion and elasto-plastic theory,anelasto-plastic constitutive model for coarse materials is established.根据大坝应力路径,对粗粒料进行等应力比和等应力比增量等于常数的三轴剪切试验,得出了相应的应力–应变关系式和规律;根据粗粒料的试验强度曲线特征,提出用幂次型函数表述粗粒料的抗剪强度,并以此为屈服准则,结合弹塑性理论建立了粗粒料的弹塑性本构模型,该模型可以用一个统一的表达式表述,该模型概念清晰、模型参数较少;同时推导出粗粒料的弹塑性矩阵;通过试验验证模型计算得到的粗粒料应力–应变关系曲线和实测结果吻合较好。
2.Based on the results of test under complex stress, the relationship of stress-strain under the principal stress with different directions is studied through experiments, and according to this, combined with the concept of state, anelasto-plastic constitutive model based on relationship of stress-dilatancy and simulated hyperbolic relationship of stress-strain is put forward.基于复杂应力条件下的试验结果,就针对不同主应力方向对应力–应变关系的影响进行了试验研究,并在此基础上结合状态概念提出了基于应力–剪胀关系和应力–应变拟双曲线关系的弹塑性本构模型。
3)elastic-plastic constitutive model弹塑性本构模型
1.Ubiquitous volume-retraction during load-decreasing process is an important factor leading to liquefaction and failure of saturated sand, which could not be reasonably explained by existingelastic-plastic constitutive models of soil.普遍存在的减载体缩现象是导致砂土液化和破坏的重要因素,但尚难以用现有土的弹塑性本构模型合理解释。
4)elasto plastic constitutive model弹塑性本构模型
1.The twin shear strength theory and unified strength theory proposed by Yu Mao-hong in 1983 and 1990 respectively are extended to be used as a general unifiedelasto plastic constitutive model in this paper.本文将第一作者于１９８３年提出的双剪强度理论和１９９０年提出的统一强度理论推广为涵义更广的统一强度理论弹塑性本构模型，并将它们在计算机程序中实现，应用于结构弹塑性分析。
5)elastoplastic modulus本构模型谈弹塑性模型
6)rate-dependent elasto-plastic constitutive model率性弹塑性本构模型
延伸阅读
弹—塑性变分原理弹—塑性变分原理elastic-plastic variational principletan一suxing bionfen yuanll弹一塑性变分原理(elastie一plastic variation-al Principle)适于弹一塑性材料的能量泛函的极值理论。包括最小势能原理和最小余能原理。塑性加工力学中常用最小势能原理。变形力学问题的能量解法和有限元解法都基于最小势能原理。最小势能原理有全量理论最小势能原理和增量理论最小势能原理。全量理论最小势能原理在极值路径(应变比能取极值的路径)下运动许可的位移场u‘中，真实的位移和应变使所对应的总势能取最小，即总势能泛涵巾取最小值，其表达式为”一0，’一万〔A(一，一关一〕dV一好多!一‘“ (l)式中“:为位移;户:为外力已知面上的单位表面力;关为体力;A(气)为应变比能。A(勒)随材料的模型而异。对应变硬化材料(图a)，E严_‘_‘_A(乓r)一二丁二一气助+{刃(r)dr(2)6(1一2刃~一“‘J一、-一、-0式中E，，分别为弹性模量和泊松比;艺一硫瓜，r一掩不万，，，f，一，一音。魔。，，一，一，一音。*。!，;。f，为克罗内克(L.Kroneeker)记号，i=夕时a，一l，i笋少时民，一。，把式(2)代入式(1)便得到卡恰诺夫(几·M·Ka、aHoe)原理x的表达式。i厂:八I’—几I’一 ab乞一乏(r)关系图 a一应变硬化材料;占~理想塑性材料对于理想塑性材料(图b)， 艺~ZGr(r
