1) curved shell element
曲壳单元
1.
For this reason, a new axisymmetric curved shell element with independent deflection and slope is presented by means of introducing generalized conforming condition int.
为此,通过对现有的轴对称壳体单元的研究,基于加权残值法,将广义协调条件引入剪应变场,构造了一种挠度和转角各自独立的新型轴对称曲壳单元。
2) mindlin shell element
曲壳单元
1.
The Hill′s 1979 yield function with thickness anisotropy and Mindlin shell element with double-surface contact algorithm at element level,which can reflect strong bending effects and changing gaps between die and punch,are introduced into the dynamic explicit FEM algorithm,and integrated into dependently developed CAE code KMAS for sheet metal forming.
将厚向异性屈服函数、单元级双面接触算法的能够反映强烈弯曲效应的M ind lin曲壳单元模型引入动力显式中心差分格式的有限元算法,并组入自主开发的板成形CAE商品化软件KMAS系统中,建立对复杂形状的中厚板件拉深成形有限元模拟分析算法;在此基础上,以轿车摇臂厚板金件为例分析了材料厚向异性参数r值、凹模圆角以及压边力大小对此类成形件成形性的影响。
3) curved thick shell element
曲厚壳单元
1.
It shows that the curved thick shell elements analysis of skew plate arch bridge is quite efficient.
介绍了利用曲厚壳单元对斜板拱桥进行空间受力分析,并将曲厚壳单元所得结果与采用实体单元分析的结果和模型实验所得结果进行了比较,证明利用曲厚壳单元来分析斜板拱桥是行之有效的。
4) quasi-three dimensional shell element
退化曲壳单元
1.
A quasi-three dimensional shell element model, which can be effectively used to simulate the flanging and spring-back deformation, is introduced into an independently developed CAE software, KMAS.
在独立研制的板材冲压成形性分析软件KMAS中 ,组入可有效模拟厚钣金件压弯成形与回弹变形的三维退化曲壳单元模型 ,简述了考虑凹、凸模间隙可变的基于有限元网格双面接触算法以及回弹的处理技术 ,数值研究了铁路客车牵引架厚钣金件压弯翻边与回弹变形过程 ,并将压弯过程模拟结果与国外基于单面接触算法的商品化软件的模拟结果以及实验结果进行了比较 。
5) piezoelectric shell element
压电曲壳单元
6) curved shell block element
曲壳块体单元
补充资料：ANSYS壳单元分析箱梁
! Analysis a box beam section with shell elements of ANSYS
! 用ansys的壳体单元分析箱梁
! Box dimension: 10*4*4m with shell thickness of 0.04m
! By Lu Xinzheng, Depart. Civil Engineering, Tsinghua University, Beijing
! 陆新征，清华大学土木系
! Aug. 2004
! Define the Element
! 定义单元
/PREP7
!*
ET,1,SHELL93
!*
! Define the section for shells
! 定义壳单元截面
R,1,.04, , , , , ,
!*
! Define the material
! 定义材料
MPTEMP,,,,,,,,
MPTEMP,1,0
MPDATA,EX,1,,200e9
MPDATA,PRXY,1,,.3
! Setup the model
! 建模
! Define the keypoints
! 定义关键点
k,1,0,0,0
k,2,4,0,0
k,3,4,4,0
k,4,0,4,0
! Define the lines
! 定义线
l,1,2
l,2,3
l,3,4
l,4,1
! Define the section area
! 定义截面
a,1,2,3,4
! 用ansys的壳体单元分析箱梁
! Box dimension: 10*4*4m with shell thickness of 0.04m
! By Lu Xinzheng, Depart. Civil Engineering, Tsinghua University, Beijing
! 陆新征，清华大学土木系
! Aug. 2004
! Define the Element
! 定义单元
/PREP7
!*
ET,1,SHELL93
!*
! Define the section for shells
! 定义壳单元截面
R,1,.04, , , , , ,
!*
! Define the material
! 定义材料
MPTEMP,,,,,,,,
MPTEMP,1,0
MPDATA,EX,1,,200e9
MPDATA,PRXY,1,,.3
! Setup the model
! 建模
! Define the keypoints
! 定义关键点
k,1,0,0,0
k,2,4,0,0
k,3,4,4,0
k,4,0,4,0
! Define the lines
! 定义线
l,1,2
l,2,3
l,3,4
l,4,1
! Define the section area
! 定义截面
a,1,2,3,4
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