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- Research on place of stress and strain neutral layer in elastic plastic bending of plate 板料弹塑性弯曲应力应变中性层位置关系探讨
- Keywords ultrashort turning radius horizontal well;whipstock;elastic layer;elastic plastic bending;coiled tubing;limit moment; 径向水平井;造斜器;中性层;弹塑性弯曲;连续管;极限弯矩;
- The establishment and development of theory on the elastic plastic stretch bend straightening were introduced,and the calculation for the residual elongation of straightened strip was presented. 介绍弹塑性拉伸弯曲矫直理论的建立和发展,以及拉弯矫直后带材残余延伸率的计算。
- The final configuration of drill pipe and the load applied on it are related to the sequence of loading due to non-conservativeness of plastic bending. 通过对超短半径钻杆转向过程的受力分析,建立了滑道的分段阻力模型,提出用滑道阻力系数评定滑道设计的优劣。
- 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).
- According to the engineering theory of plastic bending, the elasto-plastic bending analysis of a beam is conducted using differential quadrature method. 根据梁塑性弯曲的工程理论,采用微分求积法进行了梁的弹塑性平面弯曲分析。
- 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。
- 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。
- 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 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。
- Experimental Set Plastic Bending Of Portals 门形杆塑性弯曲实验装置
- For structure with elastic plastic materials and large displacements & deformations, the similitude relations can be deduced from Buckingham Pi theorem by using the Dimensional Matrix Analysis Method. 以 Buckingham Pi定理为基础，运用量纲矩阵法，导出了动态大位移大转角弹塑性相似结构的相似关系。
- 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。
- 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。
- The patriotic and enthusiastic has a lot of elastic plastics domestically and fantastically, too. 爱国而又热情的评论家还有许多弹性的塑料品是家庭式的，并充满了想象。
- The patriotic and enthusiastic essayitic has a lot of elastic plastics domestically and fantastically ,too. 这个爱国而热情的评论家也有许多国产的奇妙的富有弹性的塑料制品.
- THICKNESS VARIATION IN FORMING BY PLASTIC BENDING OF WIDE SHEET 宽板塑性弯曲成形过程中的板厚变化规律
