轧制过程
- 网络Rolling process;LS-DYNA
![轧制过程](../cache/1528368.jpg)
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PC轧机轧制过程耦合数值模拟研究
A coupled numerical simulation for strip rolling process of PC mill
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大型H型钢轧制过程数值模拟及应用
Large Size H-beams Rolling Process Numerical Simulation and Application
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H型钢轧制过程中冷却系统的优化方案
Optimization project of cooling system of H-beam in rolling process
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控制轧制过程中Nb(C,N)析出状态的研究
Behavior of Nb ( c , n ) precipitated in controlled rolling
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对H型钢轧制过程中腹板波浪的产生机理及形成条件进行了研究。
The mechanism and conditions of web-wave formation during hot rolling of H-Beam were studied .
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以前,大多学者对H型钢轧制过程的研究都采用了实验和定性分析的方法。
In the past , experimental methods were always employed to analyze H-beam rolling processes qualitatively .
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基于OpenGL的冷轧轧制过程可视化仿真
Visual Simulation of Cold Rolling Process Based on OpenGL
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轧制过程AGC系统的建模新方法及应用
A new method of modeling AGC system for cold rolling and its application
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Ti、Nb碳氮化物在整个轧制过程均有析出,V的碳氮化物只存在较低温度变形时析出。
And Ti-Nb carbo-nitride precipitated at whole rolling course , but V carbo-nitride precipitated only at lower rolling temperature .
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六辊UC轧机轧制过程混沌的预测和控制
Prediction and control of chaos in the rolling process of a 6-high UC mill
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并通过有限元模拟软件MARC成功模拟了楔形板的轧制过程。
And successfully simulate the longitudinal profiled plate rolling process by FEM soft MARC .
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并采用三维实体造型计算机图形技术中的标准语言OpenGL(OpenGraphicLibrary),对前后处理程序进行了完善,开发出了棒线材轧制过程模拟仿真软件。
Standard language OpenGL ( Open Graphic Library ) of computer graphic technologies for three-dimensional solid modeling is used to enhance the pre / post-proceeding modules .
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分析了棒材轧制过程中微张力控制的基本原理,以及微张力控制在PLC程序中的实现方式。
The basic principle of micro tension controlling in rolling process of bar and the realization means of micro tension controlling in PLC program were analyzed .
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X射线衍射分析表明在等径角轧制过程中,随着通道间隙的减小,晶体取向变化加大,(0002)基面取向减弱。
By XRD patterns , it is found that the change of crystal orientation increases and ( 0002 ) basal plane orientation decreases with channel clearance decreasing during ECAR .
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通过深入研究变形机理,实施模具CAD、CAM以及实现轧制过程的仿真,将我国的零件轧制提高到一个新水平。
A big progress will be made through research on plastic deformation mechanism during rolling process , implement of tool CAD / CAM , and simulation of rolling process .
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六辊UC轧机轧制过程混沌、分形特性探索和定量判据动力学分析
Chaotic Character in the Rolling Process of a 6 High UC Mill and Dynamic Analysis of Its Quantitative Criterion
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笔者论述了如何将此方法应用于中厚板轧制过程的规程制定,并提出了一种将BP神经网络算法用于预报轧制力,进行范例调整的方法。
How to apply CBR method to establishing plate rolling regulations was described , and a new method using BP nerve net algorithm to predict rolling pressure and to regulate case was put forward .
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按照现场的生产条件,通过ANSYS模拟,得到铁素体区热连轧带钢轧制过程中轧件横断面上的温度场及轧件表面、中部的温度随时间的变化曲线。
According to local production condition , it is achieved by ANSYS simulating that include temperature field of rolled piece cross section during rolling and surfaced and central temperature of rolled piece in any time .
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介绍了现有的三机架连板式H型钢轧机电气系统的改造。论述了轧机压下系统、微张力控制、速度调节的模型和轧制过程程序控制的实施方法。
This paper introduced the innovation for the electrical system of existing three-stand H-beam rolling mill , and discussed rolling program control and the model of rolling mill 's screw down system , tiny tension control , and speed regulation .
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Marc,采用三维热机耦合有限元模型和静力隐式算法,对多道次连轧稳态轧制过程进行模拟分析。
Marc , this paper deals with modeling of steady deformation process in multi-pass continuous rolling process with a 3D thermo-mechanical coupled FE model and static implicit algorithm .
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为了减小边部减薄,对其形成机理进行了详细论述,并利用非线性有限元软件MARC,建立了模拟四辊冷轧机轧制过程的弹塑性有限元仿真模型。
To reduce edge-drop , its mechanism is elaborated detailedly , and the elastic-plastic FEM model to simulate the rolling process on4-high cold mill is developed with MARC software .
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然而,4004Al-Si合金,由于含Si量在10%左右,塑性差,特别是冷轧性能差,进而导致轧制过程中易产生断带,成品率低。
However , when the content of Si is about 10 % , its plasticity is poor , particularly in cold-rolling process . The poor plasticity led to the strip breakage in rolling process and it reduced the rate of finished products .
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由于PC轧机轧辊之间存在交叉,轧制过程中会产生较大的轴向力,在高速轧制情况下,轧机的稳定性低于普通四辊轧机,限制板带产品的质量和轧制生产效率。
Because of the rolls pair crossed , the rolling process has a greater axial force . In the case of high-speed rolling , rolling mill stability is lower than the regular four-high mill to restrict the strip product quality and rolling production efficiency .
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采用有限元软件ANSYS/LS-DYNA对MAS轧制过程及随后的展宽和精轧过程进行了模拟计算,分析了各变形阶段钢板的形状变化及不同MAS轧制参数对钢板边部形状的影响。
The plate rolling with MAS , spread and finish rolling processes were simulated with software ANSYS / LS-DYNA . Both plate shape characteristics and the influence of parameters of rolling with MAS on the plate shape were studied .
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针对板带轧制过程厚度自动控制(AGC)问题,提出逆动态自适应神经网络AGC(VANN-AGC)系统,并给出适于过程控制的网络激励函数和改进的BP网络训练方法。
This paper presents an inverse dynamic neural network AGC system , puts forward a network activation function suitable for control , and improves the training method of backpropagation ( BP ) applying to dynamic process control .
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首先,文中对板材轧制过程中,轧辊的磨损分类进行了介绍,并对当前研究报道较多的非接触检测方法进行了研究,包括超声波式、涡流式、激光式和CCD测位移方式。
First , this paper presents the category of roller grinding in the process of sheet rolling and discusses noncontact detecting means , which have been reported many times at present , including ultrasonic detecting , eddy current detecting , laser detecting and the means of detecting displacement with CCD .
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以ANSYS为模拟平台,对大方钢无槽轧制过程进行了三维有限元全尺寸模拟分析,得到了坯料在各阶段的等效应力分布、轧件形状变化及断面尺寸,为轧制生产提供了理论基础。
With ANSYS as the analog platform , through analysis of the three-dimension finite element total size simulation , the equivalent stress distribution of bloom at all stages , changes in shape and cross-section dimension of rolled pieces are gained , which provides the theoretical foundation for the rolling production .
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本文通过分析带材轧制过程,完成了AGC-AFC系统数学公式的推导和数学模型的建立,并建立了AGC-AFC的系统框图;
Thirdly , the analysis of roll process is done and the mathematic model is established by the mathematic formula derivation of AGC-AFC system .
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分析了轧辊应力在轧制过程中的相互影响、相互作用,HC四机架冷连轧机1工作辊由于局部区域摩擦力较大,从而产生规律性裂纹。
The mutual influence and action between stresses of rolls in rolling are analyzed . The regular cracks on 1 # working roll of HC four-stand cold-rolling tandem mill are brought about because of too large frictional force in part region of roll .
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针对J55石油套管热轧板卷的试制情况,重点从轧制过程控制、产品实物质量进行了分析。
In view of the trial-production of J55 hot-rolled coiled sheet for petroleum casing pipe , rolling process control and comprehensive quality of the products were analyzed .