abaqus单元属性大总结.docx
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abaqus单元属性大总结.docx
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abaqus单元属性大总结
名称
描述
tria3
CTRIA3—
TriangularElementConnection
Definesatriangularplateelement(TRIA3)ofthestructuralmodel.Thiselementusesa6degree-of-freedompernodeformulation
定义机构模型的三角形板单元。
这一单元用每节点6自由度表达
CTRIAR—TriangularElementConnection
CTRIARentryisequivalenttoCTRIA3. UnlikeotherNastrancodes,a6degree-of-freedompernodeformulationisusedforallshellelements.
CTRIAR条目相当于CTRIA3。
不像nastran有限元软件代码,6自由度的每节点用于所有壳单元。
BMFACE—BarrierMeshFace
Definesquadortriafacesthatareinturnusedtodefineabarriertolimitthetotaldeformationforfree-shapedesignregions.
定义四或三表面反过来用于定义限制自由形状设计区域的总变形。
PLOTEL3—DummyPlotElementDefinition
Definesathree-noded,two-dimensionaldummyelementforuseinplotting
定义了一个三节点,用于绘制二维虚拟单元
CAABSF—Frequency-dependantFluidAcousticAbsorberElement
Definesthefrequency-dependantfluidacousticabsorberelementincoupledfluid-structuralanalysis
定义了依赖于频率的流体吸声器元件耦合流体结构分析
DTRIA3—
无
Quad4
CQUAD4—QuadrilateralElementConnection
Definesaquadrilateralplateelement(QUAD4)ofthestructuralmodel. Thiselementusesa6degree-of-freedompernodeformulation
定义了一个四边形板单元的模型结构。
这一单元用每节点6自由度表达
CQUADR—QuadrilateralElementConnection
CQUADRentryisequivalentto CQUAD4. Unlikeother Nastrancodes,a6degree-of-freedompernodeformulationisusedforallshellelements
CQUADR相当于CQUAD4,不像其他有限元软件,6自由度的每节点用于所有壳单元。
BMFACE
同上
CSHEAR—ShearPanelElementConnection
Definesashearpanelelement
定义剪切面板单元
PLOTEL4—DummyPlotElementDefinition
Definesafour-noded,two-dimensionaldummyelementforuseinplotting
定义了一个四节点,用于绘制二维虚拟单元
CAABSF
同上
DQUAD4
无
Tetra4
CTETRA—Four-sidedSolidElementwithfourortengridpoints
DefinestheconnectionsoftheCTETRAelement
定义了CTETRA单元的连接
DTETRA4
无
Pyramid5
CPYRA_
S3/S3R单元可以作为通用壳单元使用。
由于单元中的常应变近似,需要划分较细的网格来模拟弯曲变形或高应变梯度。
S4R单元性能稳定,适用围很广
对于复合材料,为模拟剪切变形的影响,应使用适于厚壳的单元(例如S4、S4R、S3、S3R、
S8R),并要注意检查截面是否保持平面。
对于几何非线性分析,在ABAQUS/Standard中的小应变壳单元(S4R5,S8R,S8R5,S8RT,S9R5,STRI3,和STRI65)使用总体拉格朗日应变算法,应力应变可以相对于参考构型的材料方向改定。
垫片单元是小应变小位移单元,默认情况下其应力应变值也是以初始参考构型定义的行为方向输出。
对于有限膜应变单元(所有的膜单元以及S3/S3R,S4,S4R,SAX,和SAXA单元)和在ABAQUS/Explicit中的小应变单元,其材料方向是随着曲面的平均刚性旋转运动而变以形成当前构型的材料方向。
此时这些单元的应力应变则是根据当前的参考构型中的材料方向给出的。
(更详细地说明可以参考ABAQUS相关手册)。
用户可以决定与*sectionprint和*sectionfile相关的局部坐标系统是固定不动还是随着曲面的平均刚性运动而旋转。
Tria3
S3
3-nodetriangulargeneral-purposeshell,finitemembranestrains(identicaltoelementS3R)
三节点三角形通用壳,有限莫应变(相当于S3R特性)
DS3
3-node heat transfer triangular shell
三节点传热三角形壳
STRI3
3-node triangular facet thin shell
三节点三角形面薄壳
S3R
3-node triangular general-purpose shell, finite membrane strains (identical to
element S3)
3节点三角形通用壳,有限膜应变(与S3特性相同)
M3D3
3-node triangular membrane
3节点三角形膜
S3RT
3-node thermally coupled triangular general-purpose shell, finite membrane
strains (identical to element S3T)
3节点热耦合三角通用壳,有限膜应变(与S3T单元相同)
SFM3D3
3-node triangular surface element
三节点三角形面单元
F3D3
R3D3
3-node 3D rigid triangular facet
三节点三维刚性三角切面
ACIN3D3
3-node linear 3D acoustic infinite element
三节点的线性三维声无限元
Quad4
S4
4-node general-purpose shell, finite membrane strains
4节点的通用壳,有限膜应变
S4R5
4-node thin shell, reduced integration, hourglass control, using five degrees of
freedom per node
4节点壳薄,缩减积分,沙漏控制,每个节点使用5个自由度
M3D4
4-node quadrilateral membrane
4节点四边形膜
M3D4R
4-node quadrilateral membrane, reduced integration, hourglass
control
4节点四边形膜,缩减积分,沙漏控制
SFM3D4
4-node quadrilateral surface element
4节点四边形面单元
SFM3D4R
4-node quadrilateral surface element, reduced integration
4节点四边形曲面单元,缩减积分
R3D4
4-node 3D bilinear rigid quadrilateral
4节点三维双线性刚性四边形
DS4
4-node heat transfer quadrilateral shell
4节点传热四边形壳
F3D4
ACIN3D4
4-node linear 3D acoustic infinite element
4节点线性三维声无限元
S4R
4-node general-purpose shell, reduced integration, hourglass control, finite
membrane strains
4节点的通用外壳,缩减积分,沙漏控制,有限膜应变
S4RT
4-node thermally coupled general-purpose shell, reduced integration, hourglass
control, finite membrane strains
4节点热耦合通用外壳,缩减积分,沙漏控制,有限膜应变
GK3D4L
4-node three-dimensional line gasket element
4节点三维线密封单元
GK3D4LN
4-node three-dimensional line gasket element with thickness-direction behavior
only
只有厚度方向反应的4节点三维线密封单元
Tetra4
C3D4
4-node linear tetrahedron
4节点线性四面体
C3D4H
4-node linear tetrahedron, hybrid, linear pressure
4节点线性四面体,混合,线压力
DC3D4
4-node linear heat transfer tetrahedron
4节点的线性传热四面体
C3D4E
4-node linear piezoelectric tetrahedron
4节点线性压电四面体
DC3D4E
4-node linear coupled thermal-electrical tetrahedron
4节点的线性耦合热—电四面体
AC3D4
4-node linear acoustic tetrahedron
4节点线性声学四面体
Pyramid5
C3D8
8-node linear brick
8节点线性实体
C3D8T
8-node thermally coupled brick, trilinear displacement and
temperature
8节点热耦合实体,三线性位移和温度
C3D8H
8-node linear brick, hybrid, constant pressure
8节点线性实体,混合,恒压
C3D8HT
8-node thermally coupled brick, trilinear displacement and temperature, hybrid,
constant pressure
8节点热耦合实体,三线性位移和温度,混合,恒压
C3D8I
8-node linear brick, incompatible modes
8节点线性实体,非协调模式
C3D8IH
8-node linear brick, hybrid, linear pressure, incompatible modes
8节点线性实体,混合,线压力,非协调模型
C3D8R
8-node linear brick, reduced integration, hourglass control
8节点线性实体,缩减积分,沙漏控制
C3D8RH
8-node linear brick, hybrid, constant pressure, reduced integration, hourglass
control
8节点线性实体,混合,恒压,缩减积分,沙漏控制
C3D8E
8-node linear piezoelectric brick
8节点线性压电实体
C3D6
6-node linear triangular prism
6节点线性三角形棱柱
C3D6H
6-node linear triangular prism, hybrid, constant pressure
6节点线性三角形棱柱,混合,恒定压力
C3D6E
6-node linear piezoelectric triangular prism
6节点线性压电三角形棱柱
C3D8RT
8-node thermally coupled brick, trilinear displacement and temperature, reduced
integration, hourglass control
8节点热耦合实体,三线性位移和温度,缩减积分,沙漏控制
C3D8RHT
8-node thermally coupled brick, trilinear displacement and temperature, reduced
integration, hourglass control, hybrid, constant pressure
8节点热耦合实体,三线性位移和温度,缩减积分,沙漏控制,混合动力,恒定压力
Penta6
AC3D6
6-node linear acoustic triangular prism
6节点线性声学三角形棱柱
C3D6
6-node linear triangular prism
6节点线性三角形棱柱
C3D6H
6-node linear triangular prism, hybrid, constant pressure
6节点线性三角形棱柱,混合动力,恒定压力
DC3D6
6-node linear heat transfer triangular prism
6节点线性传热三角形棱柱
C3D6E
6-node linear piezoelectric triangular prism
6节点线性压电三角形棱柱
DC3D6E
6-node linear coupled thermal-electrical triangular prism
6节点线性耦合热—电三角形棱柱
SC6R
6-node triangular in-plane continuum shell wedge, general-purpose continuum
shell, finite membrane strains
6节点三角形平面的连续体壳楔,通用的连续体壳,有限膜应变
COH3D6
6-node three-dimensional cohesive element
6节点三维粘性单元
GK3D6
6-node three-dimensional gasket element
6节点三维衬垫单元
GK3D6N
6-node three-dimensional gasket element with thickness-direction behavior
only
6节点三维衬垫单元只有厚度方向特性
SC6RT
6-node linear displacement and temperature, triangular in-plane continuum shell
wedge, general-purpose continuum shell, finite membrane
strains
6节点的直线位移和温度,三角形平面的连续体楔,通用连续体壳,有限膜应变
Hex8
C3D8I
8-node linear brick, incompatible modes
8节点线性实体,非协调模型
C3D8
8-node linear brick
8节点线性实体
C3D8T
8-node thermally coupled brick, trilinear displacement and
temperature
8节点热耦合实体,三线位移和温度
C3D8H
8-node linear brick, hybrid, constant pressure
8节点的线性实体,混合动力,恒定压力
C3D8HT
8-node thermally coupled brick, trilinear displacement and temperature, hybrid,
constant pressure
8节点热耦合实体,三线性位移和温度,混合动力,恒定压力
C3D8IH
8-node linear brick, hybrid, linear pressure, incompatible modes
8节点的线性实体,混合动力,线压力,非协调模型
C3D8R
8-node linear brick, reduced integration, hourglass control
8节点的线性实体,缩减积分,沙漏控制
C3D8RH
8-node linear brick, hybrid, constant pressure, reduced integration, hourglass
control
8节点的线性实体,混合动力,恒定压力,缩减积分,沙漏控制
C3D8E
8-node linear piezoelectric brick
8节点线性压电实体
DC3D8
8-node linear heat transfer brick
8节点线性传热实体
AC3D8
8-node linear acoustic brick
8节点线性声学实体
DC3D8E
8-node linear coupled thermal-electrical brick
8节点线性耦合热—电实体
DCC3D8
8-node convection/diffusion brick
8节点传递/扩散实体
DCC3D8D
8-node convection/diffusion brick, dispersion control
8节点传递/扩散实体,扩散性控制
SC8R
8-node quadrilateral in-plane general-purpose continuum shell, reduced
integration with hourglass control, finite membrane strains
8节点四边形平面通用连续外壳,具有沙漏控制和缩减积分,有限膜应变
COH3D8
8-node three-dimensional cohesive element
8节点三维粘性单元
GK3D8
8-node three-dimensional gasket element
8节点三维衬垫单元
GK3D8N
8-node three-dimensional gasket element with thickness-direction behavior
only
8节点三维衬垫单元只有厚度方向的特性
C3D8P
8-node brick, trilinear displacement, trilinear pore pressure
8节点实体,三线位移,三线孔压
C3D8PH
8-node brick, trilinear displacement, trilinear pore pressure, hybrid, constant
pressure
8节点实体,三线位移,三线孔压,混合动力,恒定压力
C3D8RP
8-node brick, trilinear displacement, trilinear pore pressure, reduced
integration
8节点实体,三线位移,三线孔隙压力,缩减积分
C3D8RPH
8-node brick, trilinear displacement, trilinear pore pressure, reduced integration,
hybrid, constant pressure
8节点实体,三线位移,三线孔隙压力,缩减积分,混合动力,恒定压力
C3D8RT
8-node thermally coupled brick, trilinear displacement and temperature, reduced
integration, hourglass control
8节点热耦合实体,三线位移和温度,缩减积分,沙漏控制
C3D8RHT
8-node thermally coupled brick, trilinear displacement and temperature, reduced
integration, hourglass control, hybrid, constant pressure
8节点热耦合实体,三线位移和温度,缩减积分,沙漏控制,混合动力,恒定压力
SC8RT
8-node linear displacement and temperature, quadrilateral in-plane general-
purpose continuum shell, reduced integration with hourglass control, finite
membrane strains
8节点的线性位移和温度,四边形平面通用的连续体外壳,具有沙漏控制和缩减积分,有限膜应变
CCL12
12-node cylindrical brick
12节点的圆柱形实体
Tria6
STRI65
6-node triangular thin shell, using five degrees of freedom per
node
6节点三角形薄壳,每个节点有五个自由度
DS6
6-node heat transfer triangular shell
6节点传热三角形壳
M3D6
6-node triangular membrane
6节点三角形膜
SFM3D6
6-node triangular surface element
6节点三角形面单元
Quad8
S8R
8-node doubly curved thick shell, reduced integration
8节点双重弯曲厚壳,缩减积分
S8R5
8-node doubly curved thi
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