The BEM and optimization for plate bending problems are formulated.
本文论述了平板弯曲问题的边界元法及其优化设计。
In this paper the kirchhoff plate bending problems have been solved by Boundary Element Method.
本文提出了一个用边界积分方程——边界元法解克希霍夫平板弯曲问题的协调方案。
Plate bending by line heating is a main forming method for bi-curve shell plate in shipbuilding.
水火弯板是船舶制造中加工船体双曲度外板的主要方法。
In this paper, the application of Hamiltonian systematic theory in plate bending problem is studied.
本文主要讨论哈密顿体系理论在弹性力学中的具体应用。
Many applicable triangular and rectangular elements have been developed for the plate bending problems.
对于薄板弯曲问题,已提出了很多适用的三角形元和矩形元。
The nine parameter generalized conforming element is an effective element for the plate bending problem.
九参数广义协调元是板弯曲问题收敛性很好的有限元。
The paper also gives the feasibility analysis of asymmetric plate bending under one time feeding cond...
计算一次进给不对称卷板的可行性,如进行最大变形量、最大压力、最大功率和不打滑的验算等等。
We have also established the theory frame of combined hybrid methods for 4th-order plate bending problems.
建立了四阶薄板问题的组合杂交有限元方法的理论框架。
In this paper a new simple boundary element method for solving polygonal thick plate bending problems is proposed.
本文对多边形厚板弯曲问题,提出了一种新的简单的边界元解法。
The invention provides a hydraulic driven four-roller plate bending machine, which relates to a plate bending machine.
一种液压驱动四辊卷板机,它涉及一种卷板机。
A stiffness matrix of simple rectangular plate bending element with 12 parameters expressed in explicit form is derived.
推导了以显式表示的12个自由度的简单矩形板弯曲元素刚度矩阵。
The reasonable quantity of rebound according to the rebound phenomena of the narrow plate bending has also been determined.
此外,还研究了窄板弯曲的回弹及其合理值的确定。
An arbitrary quadrilateral element of plate bending is formulated to solve thin plate bending problems with nonorthogonal boundaries.
本文提出了任意四边形薄板弯曲单元以解决非正交边界薄板弯曲的问题。
A new model of plate bending Similar to the model of three-order displacement is proposed by means of the method of initial functions.
利用初始函数法,提出一种类似三阶位移模型的板弯曲方程新模型。
When it is taken in integral equations, plate bending problems can be calculated only out boundary of the plate should be discretized.
将其引入直接或间接积分方程中,只要对板的外边界进行离散,就可计算有限尺寸裂纹板的弯曲问题。
The finite element dynamic model for intelligent structures is formulated with a new piezoelectric plate bending element in this paper.
采用一种新的压电板单元,建立了含有分布压电传感元件和执行元件结构(智能结构)的有限元动力模型。
A new effective way to formulate thin plate element can be realized by using the similarity theory between plane elasticity and plate bending.
平面弹性与板弯曲的相似性理论为构造薄板单元提供了一条有效的新途径。
The traditional boundary element method of outside domain singularity points for plate bending problems needs two boundary integral equations.
传统的平板弯曲边界元域外奇点法要求建立二个边界积分方程才能求解。
A parallelogram oblique element model is developed in the Finite element Method of Lines (FEMOL) for the solutions of oblique plate bending problems.
导出斜型薄板单元模型并应用于有限元线法(FEMOL)求解平行四边形斜板的弯曲问题。
Therefore the theories such as patch test and FE convergence etc. can be moved to plate bending, thus both sides will be on the same theoretical level.
从而其分片试验、收敛性等性质也同时移植到板弯曲元,使两者处于同一水平上。
In this paper, a new quadrilateral thin-thick plate bending element with only 12 degrees of freedom, TACQ, is developed by using the area coordinate method.
本文采用四边形面积坐标,利用假设剪切应变场方法和广义协调理论构造出一个具有12个自由度的四边形厚薄板通用弯曲单元TACQ。
The double set parameter method is an effective way for constructing finite elements of higher order problems (such as plate bending problem finite elements).
双参数方法是构造高阶问题有限元(例如薄板弯曲问题单元)的有效方法。
The effect of imposing natural boundary condition as constraints is considered and it is shown by a plate bending problem that this effect is quite superficial.
文中对自然边界条件作为约束条件的影响给予了考虑,并以板的弯曲问题为例说明影响极微。
In allusion to automation of the art of steel plate bending by line cooling and heating, a special industrial robot based on SERCOS is introduced in this paper.
针对造船技术中水火弯板工艺的自动化,本文介绍了一种基于SERCOS总线的特种工业机器人。
To cooperate with the development of the numerical control system of plate bending and to optimize the process, the deform law of this process has been studied.
为配合卷板设备数控系统的研制和对卷板工艺过程进行优化,建立了三辊数控卷板成形过程的弹塑性大变形接触问题的有限元模型系统。
It is accuracy to deal with thin and moderately thick plate bending, and it is suitable for computing the plate bending problems with various shapes in practise.
该单元应用于薄板和中等厚度板分析均有较高的精度,计算效率高,可用于工程中具有复杂形状的薄板和中等厚度板结构的分析。
A few methods, which approximately calculate minimum relative bending radius, are put forward by analyzing the stress and strain as plate bending deformation in this paper.
通过对板料弯曲变形应力应变分析,提出了几种近似计算最小相对弯曲半径的方法。
This paper introduces the parameter calculation of plate bending with asymmetric three axles according to the geometric parameters and mechanical parameters of the steel to be rolled.
扼要介绍了三轴不对称卷板时,根据被卷钢材的几何参数、力学参数来计算卷制工艺参数。
The free vibration of orthotropic clamped square plates with a circular or square hole is studied with the help of the program using the high-precision triangular plate bending element.
用高精度三角形板单元有限元程序研究多种正交各向异性材料开圆孔或开方扎夹支方板的自由振动。
The computational example of a quadrilateral rectangular plate bending was given, which demonstrated the effectiveness of the proposed method, thus extending the application of Hamilton system.
算例研究了四边固支薄板的自由振动情形,从而推广了哈密顿体系的应用范围,验证了哈密顿体系求解方法在自由振动问题中的有效性。
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