yielding surface造句

• Shen zhujiang three yield surface method
  沈珠江三重屈服面模型
• Convexity of yield surface
  屈服面的外凸性
• Subsequent yield surface
  后继屈服面
• Initial yield surface
  初始屈服面
• A numerical simulation of transient yield surfaces of electrorheological flows in concentric clutch
  同心圆桶内电流变液瞬态屈服边界的数值模拟
• For the specific yield surface problem of bingham fluid, the yield characteristics of bingham and er fluid flow in journal bearings with infinite length are analyzed
  针对宾汉流体所特有的屈服面问题，分析了无限宽径向滑动轴承中宾汉流体和电流变流体的屈服特性。
• Deformation of preloaded soft ground was calculated with the yin's double yield surface model, the viscoelastic-viscoplastic model and the viscoelastic-viscoplastic damage model respectively
  结合堆载预压加固软基实例，分别采用殷宗泽双屈服面模型、粘弹粘塑性和粘弹粘塑性损伤模型进行有限元分析。
• The numerical results show the validity of the model and the effect caused by the yield surface and the rotation of principal stress axes on soil deformation . lastly, the relative results are got by the comparison and analysis
  同时，依据两个算例，分别研究了主轴旋转和选用不同本构模型(双屈服面模型、三屈服面模型)对土体位移和应力的影响，得到了相应的结论。
• However, due to the complexity of soil, the models that based on the traditional plastic mechanics have still much limitation when used to express the soil mechanical behavior, and it's very disordered that how many yield surface should be select and how to select flow principle
  但是由于土体材料的复杂性，目前基于传统塑性位势理论提出的本构模型在反映土体的力学特性上还存在很大的局限性，且在选用屈服面的数目及如何选用流动法则上也出现了理论上的混乱。
• The calculating formula of yield surface for special-shaped column and the correspondent program are given in this paper . thereafter, the position and order about the beam column plastic hinge are drawn; it is considered that the r . c . frame structure with special-shaped column reveals the typical characteristic of " strong column and weak beam "
  推导了异形柱屈服面计算公式；选取了24条地震波，以场地类别作为划分依据，编制了相应的程序，计算并绘制了梁柱塑性铰出铰位置和顺序图，认为钢筋混凝土异形柱框架结构表现出典型的“强柱弱梁”特性。
• Furthermore, according to generalized plastic mechanics theory, a three yield surface model is researched basing on the experiment of other people and the shear yield surface in the stress lode angle direction is researched emphatically . by the new model, the fem program is also worked out in this paper
  再者，本文在广义塑性力学的基本理论框架下，在前人研究的基础上，建立了一个土体的三屈服面模型，该模型更适合于数值计算，并在此基础上着重研究了洛德角方向上的剪切屈服面。
• Furthermore, according to generalized plastic mechanics theory, a three yield surface model is researched basing on the experiment of other people and the shear yield surface in the stress lode angle direction is researched emphatically . by the new model, the fem program is also worked out in this paper
  再者，本文在广义塑性力学的基本理论框架下，在前人研究的基础上，建立了一个土体的三屈服面模型，该模型更适合于数值计算，并在此基础上着重研究了洛德角方向上的剪切屈服面。
• This paper uses the method of tensor to proof the tenable condition of generalized plastic potential, discuss the mathematical essential of the associated and disassociated flow rule and the relation of the yield surface and plastic potential surface, reason the expression of plastic factor strictly . debate the limitation on drucker's postulate . subsequently, this paper gives the mathematical basis of constitutive theory involving the rotation of principal stress axes . so it is proved that the mathematical and mechanical foundation of the generalized plastic mechanic
  本文运用张量的方法论证了广义塑性位势理论成立的充要条件，讨论了关联与非关联流到法则的数学实质，屈服面与塑性势面的关系，严密推导了塑性因子的表达式，讨论了drucker公设的局限性，并给出了考虑主应力轴旋转时土体本构模型理论的数学依据，系统的论证了广义塑性力学成立的数学力学基础。
• 2 . a sectional cross-sectional discrete yield-surface model is proposed to found a foundation of theory for the spatial nonlinear analysis of reinforced concrete members . the method is based on the mnultiaxial elastic-plastic hardening-softening constitutive model of concrete, adopted * the yield surface theory, and the substructure technique
  2、把截面离散法建立在砼多轴弹塑性硬化松驰木构模型上，引进屈服而理论，采用了结构技术，提出了分段截面离散的屈服面模型法，为构件的空间非线性分析奠定了理论基础。
• Using 3d 20-node iso-parameter, 3d 12-node infinite element and 3d 16-node interface element, a coupled numerical approach for pile group-soil system under lateral loads is set up . a corresponding three-dimensional, nonlinear and elastic-plastic program ( epagpll ), include two materials and four nonlinear constitutive relations, is worked out by fortran 90 computer language . in the analysis the nonlinear e-model, k-g model and cambridge model with two yield surfaces are employed in the analysis of near-field soil, and the nonlinear analysis method is used in the piles-soil interface and distant-field soil
  本人用有限元进行桩体和近域土的分析，对远域土体采用无限单元，在桩土之间采用接触面单元，建立了平面8节点环状单元6节点无限元6节点接触面单元相耦合的数值计算模型；针对竖直受力桩的流变分析，本人用内嵌于autocad的vba语言编制了前处理程序，可以快速形成包括网格、节点编号、单元编号在内的数据文件，供计算程序使用；同时在前人关于流变问题研究的基础上，引进土体非线性流变本构模型，利用有限元、无限元、接触面单元相结合的方法，用c++语言编制了相应的计算程序。
• Time, the paper studies rheology of rockfillwith yin zongze model, of two yield surface and rheological relation of negative exponential, and some formulas are obtained it is difficult to determine the rheological parameters, of rock fills through laboratory test for the limited specimen, dimension, short duration and particle, constituents
  本文采用殷宗泽双屈服面模型与堆石流变的负指数变化关系式，研究堆石的应力与流变关系，并推导了相应公式。在流变参数确定方面，由于室内试验的试样尺寸、时间比尺和颗粒破碎很难模拟现场条件，根据室内试验直接确定堆石的流变参数是困难的。