1) rational Timoshenko beam element
理性Timoshenko梁单元
1.
A kind of rational Timoshenko beam element is proposed,to avoid shear locking.
将理性有限元法引入到Timoshenko梁问题中,提出了一种理性Timoshenko梁单元,克服了剪切锁死现象。
2) layered Timoshenko beam element
Timoshenko梁单元
1.
The imitating the elastic-plastic behavior of RC with layered Timoshenko beam element,the earthquake response of double-tower single face RC cabled-stayed bridge accounting material and the elastic-plastic analytical program were drawn up.
直接从材料的本构关系出发,用分层的Timoshenko梁单元模拟混凝土的弹塑性性能,对双塔单索面钢筋混凝土斜拉桥进行了考虑几何非线性和材料非线性的地震响应分析,编制了相应的弹塑性分析程序,并与通常弹塑性分析方法的结果进行了比较。
3) Timoshenko layered-beam element
Timoshenko分层梁单元
4) Timoshenko beam theory
Timoshenko梁理论
1.
Based on the mathematical similarity in the eigenvalue problem of Euler-Bernoulli beam theory, Timoshenko beam theory and Reddy’s third-order beam theory, relationships of the eigenvalues of the three theories for simply-supported beams are investigated.
利用Euler-Bernoulli梁理论(EBT)、Timoshenko梁理论(一阶理论,TBT)和Reddy三阶梁理论(RBT)之间,梁的特征值问题在数学上的相似性,研究了不同梁理论之间特征值的关系。
2.
Since the Timoshenko beam theory(TBT)with two generalized displacements was firstly presented by Timoshenko in 1922,it was widely used both in research and engineering,especially in the analysis of the transverse vibration of non-slender beams.
上世纪20年代,Timoshenko提出了具有两个广义位移的梁的理论,称为Timoshenko梁理论(TBT~1)。
3.
The current beam theories are the Euler-Bernoulli beam theory and the Rayleigh-Timoshenko beam theory.
现有的梁理论主要有Euler-Bernoulli和Rayleigh-Timoshenko梁理论，本文从现有的Timoshenko梁理论入手，先后介绍了几种计算Timoshenko梁动力响应的理论方法：模态叠加法、传递矩阵法和回传射线矩阵法，并应用几种方法分别计算单跨梁、两跨连续梁的自振频率、稳态响应和瞬态响应，总结了各种计算方法的适用性、优缺点。
5) viscoelastic Timoshenko beam
粘弹性Timoshenko梁
1.
The equations of motion governing the quasi_static and dynamical behavior of a viscoelastic Timoshenko beam are derived.
利用粘弹性材料的三维分数导数型本构关系 ,建立粘弹性Timoshenko梁的静、动力学行为研究的数学模型 ;分析Timoshenko梁在阶跃载荷作用下的准静态力学行为 ,得出了问题的解析解 ,考察了一些材料参数对梁的挠度的影响· 基于模态函数讨论了粘弹性Timoshenko梁在横向简谐激励作用下的动力响应 ,并考察了剪切和转动惯性对梁振动响应的影
2.
The dynamical behaviors of a viscoelastic Timoshenko beam with finite deformation were discussed in details Applying the Timoshenko s theory of beams and the fractional derivative constitutive relation, the governing motion equations were derived.
本文讨论了有限变形粘弹性Timoshenko梁的动力学行为。
6) linear viscoelastic Timoshenko beam
线性粘弹性Timoshenko梁
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