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1) Weld Shape
焊缝形状
1.
Analysis of Weld Shape of SSAW Pipe;
螺旋埋弧焊管焊缝形状参数分析
2.
The weld shape directly influences the weld quality, so it is important to predict the weld shape or establish the mapping between the welding process parameters and the weld shape.
由于焊缝形状直接影响焊缝质量,准确地预测焊缝形状即建立焊接工艺参数与焊缝形状之间的映射关系具有重要意义。
3.
Four different weld shapes were obtained by proper electron beam welding parameters,which are respectively named as bell shape,funnel shape,nail shape,and wedge shape.
并对不同焊缝形状的电子束焊接接头进行了力学性能试验。
2) contour of fillet weld
角焊缝形状
3) weld shape parameters
焊缝形状参数
1.
Effects of pulsing parameters on weld shape parameters during pulsed Nd-YAG laser welding of aluminum alloys;
铝合金脉冲YAG激光焊脉冲调制参数对焊缝形状参数的影响
4) weld visual shape
焊缝外观形状
1.
It points out that occurring reason and prevention measures of ordinary weld visual shape problem to guide the production practice.
分析了焊缝余高、焊缝宽度、焊缝过渡角、焊缝均匀性等焊缝外观形状的主要几何参数及其控制要求,并通过对钢管螺旋缝焊接和焊缝成型特点的分析,阐明了焊缝外观形状控制的难点。
5) welds geometry
焊缝几何形状
1.
This article has described the hardware design of the computer control system for the welds geometry during the process of SSAW as well as its software development.
介绍了螺旋埋弧焊过程中焊缝几何形状计算机控制系统的硬件设计和软件实现方法,并对预测焊接工艺参数的专家系统进行了测试。
6) welding line shape model
焊缝形状模型
1.
The application of neutral network method in building welding line shape model of pulsed laser welding;
为了提高脉冲激光焊焊缝形状模型的可靠性和精度 ,引入了BP神经网络建模的方法 ,并通过脉冲激光焊焊接 10Mn镀镍板的实例建立了焊缝形状预测模型 ,经验证 ,预测值与实际值非常接近 ,精度很高 ,显示了该模型具有可行性和实用性。
补充资料：ANSYS工字梁焊缝初应力例子
建立好模型
…..
/SOLU
!*
ANTYPE,0
/INPUT,'input','txt',
/INPUT,'output1','txt',
!*
ISFILE,READ,1,txt, ,0
SOLVE
=====================
!定义残余应力矩阵
I=1
fy=310e6
!定义单元中心坐标数组，初应力数组
*DIM,EleCenter,ARRAY,NumNode,3,1, , ,
*DIM,EleIS,ARRAY,NumNode,1,1, , ,
*DO,I, 1, NumNode,1
!得到单元中心坐标
*GET,EleCenter(I,1,1),ELEM,I,CENT,X
*GET,EleCenter(I,2,1),ELEM,I,CENT,Y
*GET,EleCenter(I,3,1),ELEM,I,CENT,Z
!焊缝位置在X=1.0 到1.05 之间
*IF,EleCenter(I,1,1),GT,1,THEN
*IF,EleCenter(I,1,1),LT,1.05,THEN
*IF,EleCenter(I,2,1),GT,0.5,THEN
!上翼缘初始应力
EleIS(I,1,1)=-20*fy*EleCenter(I,3,1)**2+0.3*fy
*endif
*IF,EleCenter(I,2,1),LT,0.0,THEN
!下翼缘初始应力
EleIS(I,1,1)=-20*fy*EleCenter(I,3,1)**2+0.3*fy
*endif
!腹板初始应力
*if,EleCenter(I,2,1),GE,0.0,THEN
*IF,ELECENTER(I,2,1),LE,0.5,THEN
EleIS(I,1,1)=4.076*fy*(EleCenter(I,2,1)-0.5)**2
EleIS(I,1,1)=EleIS(I,1,1)-0.719*fy
*IF,EleIS(I,1,1),LT,-0.3*fy,THEN
ELeIS(I,1,1)=-0.3*fy
*ENDIF *ENDIF
*ENDIF
*ENDIF
*ENDIF
*ENDDO
===============
!输出应力数值
*CFOPEN,'1','txt',' '
*DO,I,1,3840
!*IF,EleIS(I,1,1),ne,0.,then
*VWRITE,'!'
(A)
*VWRITE,'! Stress for element',
(A,F)
*VWRITE,'!'
(A)
*VWRITE,'eis,',I
(A,F)
P=EleIS(I,1,1)
*VWRITE,P,0.,0.,0.,0.,0.
(E,E,E,E,E,E)
!*ENDIF
*ENDDO
*CFCLOS
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条
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