查询词典 plate bending

The bending of rectangular plate is divided into the generalized statically determinate bending and the generalized statically indeterminate bending based on the analysis of the completeness of calculating condition at the corner point. The former can be solved directly by the equilibrium differential equation and the boundary conditions of four edges of the plate.

在分析角点求解条件完备性的基础上将矩形板弯曲划分为广义静定问题和广义超静定问题，广义静定弯曲可以由板的平衡微分方程及四边边界条件直接求解，广义超静定弯曲可以由叠加法求解。

In practice, flat shell element can be constructed by the simple combination of new plate bending element with plane elasticity element.

在实践上可以将新板弯曲单元与已有的平面弹性单元简单叠合来构造平板壳单元；在理论上则概括为平行列式的概念，即平板壳单元的膜、板两部分在相互平行的位移函数空间和弯矩函数空间上分别列式。

Presenting the calculating method of the space displacement model of skewed box girder, whit main ideas of: dispersing the skewed box girder into some skewed beam segments and further dividing those segments into some plate pieces according to their forms; describing the displacement functions in the plane of plate piece by assuming that the space displacements of any point in the joint line between the plate pieces are described by using Hermite interpolation functions and that two displacements in the plane of plate piece are linear in the cross direction; Using Hermite interpolation functions to describe the bending the displacement of the unit length transverse frame cutting longitudinal from the skew box girder segment; Finally, describing the space displacements of a point in the plate pieces by two displacements in the plane of the plate and one bending displacement of plate.

提出了斜交箱形梁空间位移场的计算方法：将斜交箱形梁沿纵向离散为若干斜梁段单元，依据箱梁的构成进一步将斜梁段划分为若干板段子单元；各板段联结线上任意点的位移按Hermite函数插值，假定各板段的面内位移沿其宽度方向线性变化，以描述各板段面内位移；沿斜交箱梁段的纵向截取单位长度横截面框架，框架各杆件空间位移按Hermite函数插值，以描述各板段面外位移；板段内任意点的空间位移最终以2个面内位移和1个面外位移描述。

Hydraulic press brake, Hydraulic shearing machine, Hydraulic drawing press, Hydraulic plate bending roll, Expand metal machine, Gullotine shear,Manual...

油压折板机，油压剪板机，油压压力成型机，油压滚圆机，直立式压力机，油压冲床，金属扩张网机。。。

Tons lifting capacity, plate bending capacity 40mm, the overall heat treatment furnace 4x5.5x18m.

起吊能力40吨，卷板能力40mm，整体热处理炉4x5.5x18m。

With the rapid development in manufacturing, the working efficiency of Plate Bending Machine is more and more hard to satisfy enterprise.

随着我国制造业的快速发展，业内对卷板机工作自动化程度要求越来越高。

Basing on the modified Л_R-typed variational principle, a new method is developed for the derivation of C~1 plate-bending elements.

本文由修正的Л_R变分原理出发，建立了C~1类薄板弯曲杂交/混合元的一种新列式方法。

In this paper, firstly, the theory and the discretization schemes of LBIE and the concepts of MLS and GMLS are introduced; secondly, LBIE method is applied to solve the thin plate-bending problems and four typical examples are given to demonstrate the applicability and validity of the method. The results obtained from numerical examples agree well with the exact solutions and have an excellent rate of convergence.

本文首先介绍了无网格局部边界积分方程方法的理论基础和离散步骤，以及移动最小二乘近似法和广义移动最小二乘近似法等概念；其次将该方法初步应用于计算薄板的弯曲问题，建立了完整的积分公式，求解了四个典型算例，结果同精确解非常接近，且收敛快。

The effective tensile stress fields of Caledonian (T_7~4), Hercynian (T_7~0,T_7~4) and recent (T_7~0, T_7~4) were simulated in thin plate-bending trend surface method.

采用薄板弯曲模型趋势面法模拟了加里东期(T_7~4)、海西期(T_7~0、T_7~4)和现今(T_7~0、T_7~4)有效张应力场。

Based on the potential-hybrid/mixed finite element scheme, 4-node quadrilateral plate-bending elements MP4, MP4a and cylindrical shell element MCS4 are derived with the inclusion of splitting rotations.

本文基于势能～杂交/混合有限元格式，导出了具有分离转动变量的4节点四边形Reissner-Mindlin板元MP4、MP4a和圆柱壳元MCS4。

It has been put forward that there exists single Ball point and double Ball points on the symmetrical connecting-rod curves of equilateral mechanisms.

从鲍尔点的形成原理出发，分析对称连杆曲线上鲍尔点的产生条件，提出等边机构的对称连杆曲线上有单鲍尔点和双鲍尔点。

The factory affiliated to the Group primarily manufactures multiple-purpose pincers, baking kits, knives, scissors, kitchenware, gardening tools and beauty care kits as well as other hardware tools, the annual production value of which reaches US$ 30 million dollars.

集团所属工厂主要生产多用钳、烤具、刀具、剪刀、厨具、花园工具、美容套等五金产品，年生产总值3000万美元，产品价廉物美、选料上乘、质量保证，深受国内外客户的青睐