塑性力学

  • 网络Plastic Mechanics;Plasticity Mechanics;plasticity theory
塑性力学塑性力学
  1. 关于率无关塑性力学和广义塑性力学的评述

    Comment on rate-independent plasticity and generalized plasticity

  2. 压缩条件下发泡PS黏弹塑性力学模型研究

    Study on mechanical model of viscoelastic plasticity of expanded polystyrene under compressive loading

  3. 用VISUALBASIC开发弹塑性力学CAI平台

    Development of CAI platform for Mechanics of elastoplasticity course with Visual Basic

  4. 本文用改进的HELP二维计算程序,流体弹塑性力学模型,计算了复合弹体高速撞击岩体问题。

    Using the elastic-plastic hydrodynamic model , a problem of a composite high velocity projectile impacting at the rock is calculated by the modified two-dimensional HELP code .

  5. 基于Lagrange乘子法神经网络求解弹塑性力学有限元问题

    Neural Networks Based on Lagrange Multiplier for Solving Elasto-Plastic Mechanic Finite Element Problems

  6. 全异步轧制的塑性力学和O.霍夫曼公式

    Plasticity of perfect full cross shear cold rolling and o. hoffman 's formula

  7. JIT运用的基本条件塑性力学中的稳定性公设的热力学原理

    The postulates of JIT using in China thermodynamics and the postulates of stability in plasticity

  8. 对FCC单晶体的率无关弹塑性力学响应的本构关系进行了数值模拟。

    This paper deals with simulation of the mechanical response of FCC single crystals for a rate-independent elastic-plastic constitutive law .

  9. Dirac矩阵和Pauli矩阵在塑性力学中的应用

    The Application of Dirac Matrices and Pauli Matrices for the Theory of Plasticity

  10. 论文的主要成果如下:1、采用弹塑性力学理论分析了E型钢受位移荷载时的内力分布规律和恢复力特性。

    Main contributions are as follows : 1 . Elastoplastic mechanics theory is applied to analyze stress distribution and the restoring forces characteristics of E-shaped steel when subjected to displacement loads .

  11. 采用弹粘塑性力学模型,对II型动态扩展裂纹尖端的对数奇异性,进行了数值仿真计算。

    The numerical simulation of ln ( R / r ) singular in mode II dynamical crowing crack 's tip field is conducted based on an elastic visco-plastic constitutive model .

  12. 高温动态拉伸下NGTiAl弹塑性力学行为的数值模拟气动弹性现象可以再分为静态和动态两个专题。

    Simulation of Dynamic Mechanical Behavior of NG TiAl at Elevated Temperature The aeroelastic phenomena may be subdivided under the heading static and dynamic .

  13. 基于广义塑性力学的Cam-clay模型的改进

    Improvement of Cam-clay Model Based on Generalized Plastic Mechanics

  14. 以前人的试验结果为依据,应用广义塑性力学原理对应力洛德角方向上的剪切屈服面γpθ进行了初步研究,首次提出了它的数学表达式。

    In this paper , the shear yield surface in the θ σ direction is studied preliminarily according to the principle of generalized plastic mechanics , and the mathematical expression of γ p θ is presented initially based on the experiments of other people .

  15. 以e-p曲线为基础的塑性力学新方法的物理解释及应用实例

    Physical explanation and application example for the new method of plasticity based on e-p curve

  16. 本文将细观力学中的单胞(GMC)模型运用到塑性力学的静力极限分析中,研究韧性复合材料的塑性极限承载能力。

    By introducing the generalized method of cells ( GMC ) into plastic limit analysis , the bearing capacity of ductile composites is studied .

  17. Prandtl和Terzaghi地基承载力公式是土力学中的经典公式,也是塑性力学的基本课题之一。

    Prandtl and Terzaghi bearing capacity formulas of a strip footing are the classical formulas in soil mechanics and the basic subject in plasticity .

  18. 在弹塑性力学理论的基础上,利用有限元软件ANSYS建立了冷弯方管柱和H型钢梁连接的非线性分析模型,模拟研究了梁柱连接在静力单调荷载作用下的力学性能。

    Based on the elastic-plastic mechanics , by establishing the nonlinear analytical model of square cold-forming steel column and H beam connection with nonlinear finite element method software ANSYS , the behavior of beam-column connections in the single static load was stimulated and analyzed .

  19. 本文针对适用于土的Coulomb-Mohr屈服准则,采用塑性力学的滑移线解法,系统的推导了Prandtl和Terzaghi公式。

    According to the Coulomb - Mohr yielding criteria they are systematically and strictly derived by the slip - line method in this paper .

  20. 在此基础上,类比经典塑性力学中的屈服面,引入Liang和Brinson提出的马氏体体积分数与应力以及温度的关系,研究了适用于全程比例加载的形状记忆合金多维本构模型。

    Basis on the thermodynamic framework , the yield criterion of plasticity and the relation of martensitic fraction , stress and temperature proposed by Liang and Brinson , a multi-dimensional constitutive model is ultimately developed .

  21. 运用弹塑性力学知识,同时考虑地基土、碎石桩、CFG桩和垫层四者的相互作用,推导出了比较切合实际的上部结构动工后组合桩复合地基的沉降计算公式。

    Displacement formula for composite foundation of composite piles is derived by considering the coaction of foundation soil , broken stone pile , CFG pile and bedding cushion and by applying the theory of elastic-plastic mechanics , which is proper for superstructure being constructed .

  22. 本文在求解塑性力学问题中,采用了量子电动力学中著名的Dirac矩阵和Pauli矩阵,使求解塑性应力增量的问题变得十分简单。

    We are primarily concerned in this paper with the problem of plasticity . The solution of the problem of stress-increment for plasticity can be put into extremely compact form by famous Dirac matrices and Pauli matrices of quantum electrodynamics .

  23. 本文以Eshelby等效夹杂理论和Mori-Tanaka均匀化方法为基础,针对几种细观损伤模式,建立了复合材料损伤弹性与弹塑性力学理论。

    The objective of this work is to examine the influences of various micro-damages on the elastic and elastoplastic properties of the composite materials by means of Eshelby 's principle and Mori-Tanaka 's method .

  24. 从塑性力学应力Lode参数着手,深入研究了应力Lode参数与各应力参量之间的内在联系,并对塑性理论中屈服准则进行了合理推广。对塑性理论及其应用具有重要意义。

    Starting with Lode parameter of plastic stress , this paper has studied inherent relate of lode parameter of stress and each stress parameter in depth , and has made retional extension of plastic theory 's yield criterions , has important significance its application .

  25. 塑性力学的滑移线理论、Watterson零伸长度理论和最大有效力矩准则均获得共轭变形带的夹角为109.4°。

    The angle 109.4 ° of conjugate deformation zones was given by the slip-line theory of plasticity , the zero-extension theory proposed by Waterston ( 1999 ) and the theory of the maximum effective moment suggested by Zheng et al . ( 2004 ) .

  26. 土壤弹塑性力学模型、摩擦单元和模糊单元作为三个完整的程序模块并入大型非线性有限元程序(NFAP)中,所进行的计算与实验结果具有良好的可比性。

    Elastoplastic mechanical model of soil friction element ane fuzzy element could be arranged as a part of large-scale nonlinear finite element analysis program ( NFAP ), The result shows that it gives a satisfactory consistency with the testing data .

  27. 金属恒温塑性力学过程的热力学研究污垢对换热器不可逆性的影响

    An investigation on thermodynamics of irreversible processes of isothermal elasto-plastic metal

  28. 板坯连铸结晶器的热弹塑性力学分析

    An analysis of thermal elastoplastic behavior of continuous casting slab mold

  29. 一种基于广义塑性力学的硬化剪胀土模型

    A model of dilative soils based on generalized plastic mechanics

  30. 混凝土的边界面模型与经典弹塑性力学的对比

    Comparison of bounding surface model and traditional elastic mechanics model of concrete