On the base of defining regulations,the lead as stock,the course of rolling of H-Beam was simulated,the parameters of length and width in flange and web's zone were analyzed,and the vector distribution rules of friction force in different deformation zone during steady rolling was obtained.
以铅为坯料,在给定轧制规程的前提下,系统地模拟了H型钢轧制的全过程;分析了翼缘和腹板变形区的长度、宽度等参数;最终获得了稳态轧制过程中摩擦力在不同接触区域内的矢量分布规律。
In this paper , an energy modification method introducing a factor m to modify lateraldisplacement distribution of metal at exit of deformation zone in plate/strip rolling , for more pre-cise determination of lateral displacement distribution is described.
通过引入修正系数ｍ，修正变分法求解辊缝中金属横向流动得出的出口横向位移函数式中的Ｋ和Ｎ值，以使变形区金属出口横向位移分布接近实际，从而能较准确计算前、后张力的横向分布。
Computer simulation software of three-dimensional deformation zone for seamless tube cross rolling process with a function of three-dimensional graph display has been developed on the basis of geometrical models, which provides a basis for analysing deformation zone, setting up and optimizing process parameters.
在建立钢管斜轧延伸变形区几何模型的基础上,开发出具有三维图像显示功能的计算机模拟软件,从而为变形区分析及工艺参数的设定与优化提供了可靠的依据。
The changing rule of the deformed zone and non-deformed zone in the process of bending the vee parts is analyzed.
分析了V形件弯曲过程中变形区与非变形区的变化规律,建立了计算凹模最小深度的公式,并通过数值实例,讨论了工件尺寸与凹模圆角半径对弯曲凹模最小深度的影响。
Application of the theory of deformation area to forging production;
变形区理论在锻造生产中的应用
Sample mark is skillfully marked in hard-deformation zone using heat - resisting paint to insure the accuracy and truthfulness of sample.
对氧化膜试样的打印工艺进行了改进,巧妙的利用镦粗时难变形区的存在,把试样标记用耐温涂料标记于难变形区,保证了试样代表的准确性真实性。
The changing rule of the deformed zone and non-deformed zone in the process of bending the vee parts is analyzed.
分析了V形件弯曲过程中变形区与非变形区的变化规律,建立了计算凹模最小深度的公式,并通过数值实例,讨论了工件尺寸与凹模圆角半径对弯曲凹模最小深度的影响。
So far, numerous tracking approaches based on region deformation have been proposed and the chosen region-based features are mostly special visual information such as mean-color and texture.
从时域统计的角度出发,提出了一种结合自适应混合背景更新模型的区域变形跟踪算法 该算法以模型更新得到的前景 背景二值分割掩膜作为区域特征,将跟踪问题抽象为一个水平集(LevelSet)偏微分方程的数值求解问题,并分析了算法的自适应性为了进一步提高算法的实现效率,引入了窄带跟踪方案实验表明,该算法可以对视频序列中的指定运动对象进行快速精确的跟
Analysis of Stress and Strain in the Flange of a Cup-shaped Part during Deep Drawing
杯形件拉深工艺过程中变形区的应力应变分析
The yield point represents the dividing line or transition from the elastic to the plastic region of the curve.
屈服点是弹性变形区域到塑性变形区域之间曲线的过渡点。
The grain refinement begins from the center ellipsoidal zone, and then gradually expands to the vertical edge zone and conical contact zone.
细化首先开始于易变形区,再相继扩展到纵向棱边区和接触锥形区。
Thickness distribution at the deforming zone of aluminum tube in mechanical expanding
铝管锥形模机械扩径变形区壁厚分布规律
The Mathematic Model of Workpiece Deformation Region of Cross Wedge Rolling
楔横轧轧件变形区几何形状的数学模型
Temperature Field Analysis of the Bar in and out the Deformation Zone during continuous Rolling by FEM
棒材连轧过程变形区内外温度场分析
The 3d Reconstruction of the Automotive Collision Deformation Area Based on Image Modeler
IMAGE MODELER的汽车碰撞变形区域的三维重建
Fractal Terrain Generation and Fractal Dimension Evolution Analysis of Subsidence;
塌陷区分形地形生成和分维演变分析
Deformation and Fractue of Micro─Zone Adjacent to Interface in Steels ──Ⅱ─Deformation and Fracture in Region Adjacent to Interface between Phases
钢中近界面微区的形变与断裂──Ⅱ─相界面近区的形变与断裂
Outside the strip zone, deformation is elastic.
在窄带区以外，变形是弹性的。
Archaean crustal deformation sequence and its evolution in Fuping Area
阜平地区太古宙地壳变形序列及演化
Features of Caledonian tectonic deformation in the Zhejiang-Anhui-Jiangxi border region,China
浙皖赣相邻区加里东期构造变形特征
STRUCTURAL DEFORMATION OF THE EARLY PRECAMBRIAN ROCK GROUPS IN THE ANSHAN AREA, LIAONING PROVINCE
鞍山地区早前寒武纪岩群的构造变形
Analysis for Deformation and Shear Zones of Reinforced Embankment;
加筋路堤变形特性和剪切屈服区分析
Study on the Laws of Parameters of Surface Movement and Deformation on Feicheng Mining Area;
肥城矿区地表移动变形参数规律研究
Study on the Stability and Deformation of Highway s High-Filled Embankment on the Mountainous Area;
山区公路高填路堤稳定性和变形研究
New Changes of Northeast Asian Situation in 2007;
2007年东北亚地区形势的新变化
District Constants and Their Changes under the Quasiconformal Mappings;
区域常数及其在拟共形映射下的变化