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1)  initial stress of guy cables
纤绳初应力
2)  Dynamic tension of cable
纤绳动张力
3)  initial stress
初应力,初始应力
4)  initial stress
初始应力
1.
Three-dimensional finite element analysis of initial stress around screw implant;
螺旋形种植体骨界面初始应力的三维有限元分析
2.
Bounding surface equation of initial stress anisotropy;
初始应力各向异性的边界面方程
3.
Regression analysis and 3 D fitting of initial stress;
初始应力的回归与三维拟合
5)  initial stress
初应力
1.
Influence of initial stress to behavior of concrete filled steel columns under axial loads;
初应力对钢管混凝土轴压构件受力性能的影响
2.
Experimental research on influence of initial stress to behavior of concrete filled steel tubular dumbbell shaped stub columns under axial loads;
初应力对钢管混凝土哑铃形轴压短柱受力性能影响的试验研究
3.
Effect of initial stress of steel tubes on behaviors of concrete-filled square tubes;
钢管初应力对方钢管混凝土构件性能的影响研究
6)  Initial Stress Method
初应力法
1.
Application of Initial Stress Method to Computing Early Age Concrete Stress of the High-rise Building Basement Wall;
利用初应力法计算高层建筑地下室侧墙早期混凝土应力(英文)
2.
if the time, the creep coefficient and relaxation coefficient satisfy the following equations:(2)the recurrence formula of solving the relaxation coefficient K_p(t,)directly from thecreep coefficient C(t)is presented;(3)the general recurrence formulas of initial strainmethod and initial stress method for any kinds of expressions of C(t,)and K_P(t, )aredirived,they can.
本文在线性徐变条件下,(1)导出了关于徐变度和松弛系数的两个定理;(2)提出了直接由徐变度求松弛系数的一种递推公式;(3)对求解徐变问题的初应变法和初应力法,导出了对于任意的松弛系数和徐变度表达式的一般递推公式,从而简化了计算方法,避免了应变或应力历史资料的存贮,节省计算机的大量存贮量。
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