|
|
楼主 |
发表于 2008-8-28 10:59:55
|
显示全部楼层
来自： 中国江苏苏州
I-DEAS 非线性有限元分析技术指南
; A1 R3 \2 g* M' Y8 f$ E6 S9 q* c美国通力（UFC）公司7 j' B( `- |/ O0 y: g1 K
北理工车辆与交通工程学院计算机应用与仿真中心
3 t8 ]0 r; T: D& T b) t/ O; U# h2001 年8 月" B0 m8 z B5 ]* e: e
0 S: p- Q$ Z2 ~! [# T# U
目 录& @. B Z6 a, a
第1 章 非线性静力分析概述..................................................................................44 h5 e0 i2 X+ e* ], u: @
1.1 I-DEAS 非线性分析功能简介...............................................................................4# ~6 E$ N* g9 T
1.2 非线性静力分析的加载方法.................................................................................4/ s) f: v# D- b
1.3 材料非线性分析的材料定义.................................................................................9
& E( J. n! V5 ]3 d- k" }; h1.4 非线性分析的基本步骤............................................................................................10" C% ?% L) T8 R0 \* ~( ~7 Y( Q! Z# J
1.5 I-DEAS 非线性静力学分析的局限性.........................................................10+ f( P# p m* ^( B, h5 ^
第2 章 非线性静力学有限元列式................................................................ 11$ o( F0 k) t# E* P8 ]
2.1 平衡方程................................................................................................................................... 11( E- l! a) q l+ [, K) H8 i* Y
2.2 迭代过程...................................................................................................................................12
" @. J2 e7 |: X7 q6 t2.2.1 几何非线性求解点的迭代程序.................................................................13+ E V( [- o5 i; n8 n; X3 [; I
2.2.2 塑性几何非线性求解点的迭代程序....................................................13
* N p6 K% ?" c( ]0 r; Y2.2.3 蠕变几何非线性求解点的迭代程序....................................................14- S2 N7 }% ~1 R( C y0 E# [
第3 章 定义非线性静力分析中的加载和求解控制........150 M% u- ]1 n" C8 F* J
3.1 载荷历程及加载方法...................................................................................................15
7 q$ a9 N1 F$ x4 {$ v3.2 加载和求解控制（Loading and Solution Control）对话框* {% P) u% { r# ^; M2 O
.........................................................................................................................................................................162 G5 i- Q7 c2 n, r- G
3.3 选择非线性静态分析的收敛准则.................................................................19
& K C% X; P) u' V3.4 非线性静态分析中时间段的刚度控制....................................................20
3 x" c, W7 A# e3.5 选择非线性静态分析的结果输出.................................................................22
3 O* L @' g& m9 y; v7 T9 i1 x3.6 非线性静态分析求解选项的选择..........................................................23
. X. Z/ r* K' ]6 `6 I, x; B3 P第4 章 塑性分析........................................................................................................................273 {& R- Y# [) F7 e7 N+ B. H5 F
4.1 概述................................................................................................................................................27 i4 U! B7 J) P& m+ q
4.2 塑性模型...................................................................................................................................27, ^, A1 U2 S* X# A: E& C
4.2.1 Mises 屈服规则..........................................................................................................28& D) e; M+ J* @, e \
4.2.2 硬化准则.........................................................................................................................28
9 f" f6 I( ]0 g2 Z4.2.3 流动法则.........................................................................................................................30/ g! X* i5 v& R" ?
第5 章 蠕变分析........................................................................................................................32
$ W+ |( q: i R5.1 概述................................................................................................................................................32
7 H% `: l$ ?) q5.2 蠕变模型...................................................................................................................................32
( |& [! w+ q; z5.3 蠕变方程...................................................................................................................................34% @7 ~1 U5 v- y5 ]2 a4 b& _$ b/ g
5.3.1 蠕变数据的获得......................................................................................................34
) \( s! ^; |$ Y: M; e5.3.2 蠕变方程的选择......................................................................................................36- N# M. ^ i3 ]; _1 G+ s
5.4 蠕变控制...................................................................................................................................382 ^6 {3 b+ H2 K" O$ L" P
5.4.1 概述....................................................................................................................................38
3 K" T; p0 E* d) g! c7 S5.4.2 定义程序对时间步积分的方式.................................................................39
7 l* j J. X7 V) A" }5.4.3 指定下一时间步长的确定准则.................................................................40! v. J% z1 H3 X- e3 |
5.4.5 设置时间步大小的附加检查项.................................................................41
" {4 Y6 a. u# {3 H- ]% g5.4.6 输入开始分析的初始时间步.......................................................................42
1 R k, c( a! {6 y5 i第6 章 梁模型的非线性分析................................................................................431 X1 f0 A" d2 g2 x; [8 q
6.1 概述................................................................................................................................................431 Y2 \8 h5 J. A j) m: X
6.2 梁的几何非线性分析...................................................................................................43
! f- H7 v8 A& g/ m; A# e6.3 梁的塑性分析.......................................................................................................................43
+ J9 Q; j: t% U2 p6 ]' H6.3.1 线性梁和锥形梁......................................................................................................43
- H& f% y9 L5 E3 H# e t6.3.2 二次梁...............................................................................................................................44
3 ]( f" I. G8 ~4 `: v5 z M第7 章 接触分析........................................................................................................................467 B3 h8 F$ L- L9 W& a- c
7.1 概述................................................................................................................................................46" ~; n z1 \/ |$ s& K; ]" n
7.2 I-DEAS 接触算法.........................................................................................................483 B9 Y' M+ Y& j; I, r' u W
7.2.1 运动学方程..................................................................................................................48$ S, k9 R8 m- w$ O
7.2.2 法向接触约束............................................................................................................49
. L: M6 t/ w5 l7.2.3 库仑摩擦接触的约束.........................................................................................49
% t6 T) P' s4 _7.2.4 有限元运动学方程................................................................................................ 50
1 A; E- W2 E* ~0 a; l- [7.2.5 总体求解策略............................................................................................................51
7 _# q2 C' t+ l, f; }7.2.6 接触算法要点小结................................................................................................ 52 r# p4 B9 \# A
7.3 怎样在边界条件中设置接触.........................................................................55# w. Y9 x$ ?6 T3 L
7.3.1 接触设置中的几个常用概念.......................................................................55
4 }+ G0 F* ^- j5 F( z$ O+ t7.3.2 接触参数的定义......................................................................................................59
9 {+ m8 N, ~+ J0 I7 V! s c7.3.3 定义表面偏置............................................................................................................60# t) l$ N+ V& O& G! u
7.3.4 创建附加接触区域................................................................................................ 61
( O0 k y* H' K" c V5 u Q7.3.5 修改接触区..................................................................................................................61
2 d8 \% q8 t7 t6 \/ m' s8 ?7.4 求解器中接触控制参数的设置.................................................................62
$ H6 |. G; X& M- B7.5 接触分析的一些技巧和要点.........................................................................639 |# b |9 \+ A4 X' C
参考文献...................................................................................................................................................70 |
|
发表于 2008-8-20 21:23:44
titter