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- elastic plastic strain 弹塑性形变
- LCF life could be well expressed by plastic strain energy. 低周被劳寿命可由塑性应变能表达。
- According to the elastic plastic theory in strain space, the constitutive equation on the condition of triaxial test is deducted, which adopts associative flow rule and Mises yield function. 本文基于应变空间的基本的弹塑性本构方程式,采用Mises剪切屈服准则及相关联流动法则,推导出三轴条件下的本构关系式。
- Some essential causes of composite frame column showing pre going strain in pulling steel under laterally reversed low cyclic loading after entering elastic plastic phase are analysised. 提出了水平低周反复荷载下叠合框架节点刚度弱化现象及加强节点刚度的构造措施,对高效预应力叠合框架在地震区的应用具有现实意义。
- Pore deformation of low-permeability gas reservoirs is characteristic of elastic plastic deformation. 低渗透气藏孔隙变形具有弹塑性变形的特征。
- Etnesto Motta.Approximate elastic plastic solution for axially loaded piles[J]。J. Geotech. Engrg. Div., ASCE,1994,120. 李作勤,摩擦桩的荷载传递及承载力的一些问题[J]。岩土力学,199,11(4).
- The final configuration is identical to that in (a), and the total plastic strain is six atomic spacings. 最后的排列虽与图a一样,但总的塑性应变量是6个原子距。
- The discussion is focused on the relation of ratcheting to the plastic modulus and accumulated plastic strain. 研究中着重讨论了循环棘轮行为与塑性模量和累积塑性应变之间的关系。
- A large deformation elastic plastic FEM model is employed to simulate the stretch flanging of V shaped sheet metal parts. 采用弹塑性大变形有限元方法研究了几何形状和材料参数对“V”型零件翻边的影响;
- The thermal stress in magnetron sputtered Al coating on uranium substrate was studied by thermal elastic plastic finite element method (FEM). 对铀表面磁控溅射沉积铝镀层的热应力进行了热弹塑性有限元分析。
- It can he used to compute many appropriate scalar quantities such as temperature, displacement, effective stress and effective plastic strain. 重点研究此法在焊接的热分析中的应用,得到了有益的结论。
- With the dynamic explicit elastic plastic finite element method,the unsteady deformation of the bite stage in slab rolling was simulated. 采用显式动力学弹塑性有限元方法,对平板轧制过程中咬入阶段的非稳定变形进行了数值模拟。
- Low-fatigue properties of 3 hoop was tested.Results show that the density of cyclic plastic strain energy is relative to hoop damage. 测试了3件轮箍的低周疲劳性能。结果表明,循环疲劳塑性应变能密度能够很好地反映轮箍损伤程度。
- A simple and useful fully automatic grid rezoning method,for unstructured triangular grids in the 2D finite element computation of elastic plastic fluid mechanics,is presented. 对二维弹塑性流体力学有限元计算中的非结构三角网格,提出了一种简单、实用的全自动网格重分方法。
- A new kind of elasto - plastic stiffness matrix of elements is proposed in ferms of the theory of elasto - plastic strain,the finite element method and weighted factors. 介绍一种基于模糊控制的气体流速仪 ,对流速仪的工作原理 ,选用器件 ,加权因子自寻优在系统中的应用进行阐述 ,并给出几种消除干扰的方法。
- It was shown that the cumulative plastic strain depended not only on the applied cyclic stress and number of cycles,but also on the initial static deviatoric stress level. 在上海地区典型饱和软粘土不排水循环三轴试验的基础上,分析了影响软粘土塑性累积变形的主要因素:循环荷载的作用次数,初始静偏应力和循环加载动偏应力。
- A series of uniaxial ratcheting tests of T225NG alloy at room temperature were performed and the plastic strain accumulation behavior of the alloy was investigated. 对应力循环下T225NG合金的塑性累积行为进行了试验研究,提出了预测棘轮饱和应变的本构关系及描述棘轮应变演化规律的指数型演化方程。
- The traditional viewpoint of existing heating process and neglecting melting phenomena in welding results in the error of considering compressive plastic strain in welding. 由于认为焊缝存在加热过程和忽视熔化现象的存在,导致传统观点认为的焊缝存在压缩塑性应变的错误。
- A kind of elastic plastic modulus of soils in the deep excavation pit is presented, and a WHP back analysis model and the displacement prediction method of retaining wall are given . 提出了一种深基坑开挖弹塑性有限元分析模型以及建立在该模型基础上的WHP反演算法和预报方法。
- The patriotic and enthusiastic essayist has a lot of elastic plastics domestically and fantastically, too. 爱国而又热情的散文家也充满了很多灵活的国内的和空想的创造力。
