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发表于 2008-8-28 10:59:55
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来自： 中国江苏苏州
I-DEAS 非线性有限元分析技术指南( P7 L3 g6 e9 H- J! u
美国通力（UFC）公司' ^, r" M+ i1 z' M8 g P2 ^- v, T
北理工车辆与交通工程学院计算机应用与仿真中心! P3 K9 ?; @4 l6 u; m
2001 年8 月$ l* Y5 H* I/ `8 b
' n2 R/ H- Q& V. q2 }5 C5 I目 录
N' |# H& U( M" C第1 章 非线性静力分析概述..................................................................................4" Y+ o& }) W% t0 X( h9 y8 i9 U+ M
1.1 I-DEAS 非线性分析功能简介...............................................................................4
8 u/ y2 T4 ]; n) x0 @1 A; g, _1.2 非线性静力分析的加载方法.................................................................................44 s- V& ?2 N$ `% S* p+ A
1.3 材料非线性分析的材料定义.................................................................................9' z3 \7 l% R" g4 j
1.4 非线性分析的基本步骤............................................................................................10, O9 }8 r8 [* ~) | @3 j l; Y. h. H
1.5 I-DEAS 非线性静力学分析的局限性.........................................................10
0 Q& m9 k! n! E! q/ q3 W第2 章 非线性静力学有限元列式................................................................ 11$ h/ E* i' }/ d/ T i
2.1 平衡方程................................................................................................................................... 11
3 ?: F0 z4 f+ \* M$ Q/ _" l3 U2.2 迭代过程...................................................................................................................................12
) }- V+ y. @8 t8 B2.2.1 几何非线性求解点的迭代程序.................................................................132 h7 s: m# K% V( L) Y, D3 C
2.2.2 塑性几何非线性求解点的迭代程序....................................................13
% s0 T ^5 Q2 M ~/ e: S2.2.3 蠕变几何非线性求解点的迭代程序....................................................14 A4 T+ e' F* s' ^: ? a
第3 章 定义非线性静力分析中的加载和求解控制........15
1 t W0 w, N J+ s; \3.1 载荷历程及加载方法...................................................................................................159 F m' Z" o A0 J1 W# \4 Q
3.2 加载和求解控制（Loading and Solution Control）对话框2 ?, }2 Z+ B* ~1 x; e# X8 u, u" L
.........................................................................................................................................................................16
2 u7 d9 E% j. u, r( b5 d- {3.3 选择非线性静态分析的收敛准则.................................................................19
# k0 l6 _1 z/ }4 o3.4 非线性静态分析中时间段的刚度控制....................................................20 X: T9 i( Z2 `
3.5 选择非线性静态分析的结果输出.................................................................22
) p; [- V( M6 B8 ]3.6 非线性静态分析求解选项的选择..........................................................234 o- ?9 i0 F; D" K0 {! y, J
第4 章 塑性分析........................................................................................................................27' Z: O' L- w3 ^ Q
4.1 概述................................................................................................................................................27
2 j* h/ Y$ }7 B4.2 塑性模型...................................................................................................................................271 H. j4 V' P2 [/ g/ O" X
4.2.1 Mises 屈服规则..........................................................................................................28
8 T- t: W7 L. }3 ^2 c2 ?0 l4.2.2 硬化准则.........................................................................................................................28
- X; Q; N* C& D% c2 C3 ]% V# d9 e; a+ q4.2.3 流动法则.........................................................................................................................30# I; p/ T+ _7 j4 H4 `% e
第5 章 蠕变分析........................................................................................................................32
! b* i7 {% f: i$ E) L/ ]2 T: a; R5 m5.1 概述................................................................................................................................................32
2 e8 e" G" v2 l, M# M5 O0 L8 F3 V5.2 蠕变模型...................................................................................................................................32
; s9 m; @0 G$ F+ B. W. z4 f* ^5.3 蠕变方程...................................................................................................................................34
4 B, ~! ?: r4 M+ C A5.3.1 蠕变数据的获得......................................................................................................34
9 Y' B$ ]/ S5 V) Z1 G( Z2 x6 v5.3.2 蠕变方程的选择......................................................................................................361 ?" h* J2 E5 I$ |2 W
5.4 蠕变控制...................................................................................................................................38
[3 O5 i3 H5 q- {" C, C( X# P5 c5.4.1 概述....................................................................................................................................38- ~& \" c7 Z% `, d: E
5.4.2 定义程序对时间步积分的方式.................................................................39
* |6 a) t0 G4 e9 s- W2 \1 P5.4.3 指定下一时间步长的确定准则.................................................................40
( l7 {: r) E7 h# V5.4.5 设置时间步大小的附加检查项.................................................................41- f3 y+ p/ R0 G" \9 I% S8 M9 I
5.4.6 输入开始分析的初始时间步.......................................................................42# [$ _- x5 X' j8 A t
第6 章 梁模型的非线性分析................................................................................43
/ P6 ~8 O" J+ {5 p: t% l! W9 W7 q6.1 概述................................................................................................................................................430 t8 W6 F2 G8 o
6.2 梁的几何非线性分析...................................................................................................43& F5 H3 F, C9 x, h- d9 @7 u: M
6.3 梁的塑性分析.......................................................................................................................43: s1 b: L4 X- |; I% X
6.3.1 线性梁和锥形梁......................................................................................................43
/ T. M" O3 n4 [0 _6.3.2 二次梁...............................................................................................................................44# P# j2 [# M0 Z/ D5 M
第7 章 接触分析........................................................................................................................46
8 I* {. u! I# F( a" _7 b7.1 概述................................................................................................................................................46
6 e6 ^7 y) ?8 X( ]) H4 C7.2 I-DEAS 接触算法.........................................................................................................487 F# s) N- _- |( o- p9 W7 i
7.2.1 运动学方程..................................................................................................................486 j# D' ^0 @$ n4 ^& P7 |
7.2.2 法向接触约束............................................................................................................49
- g8 t" E7 g7 c+ M7.2.3 库仑摩擦接触的约束.........................................................................................49
( m" }* s- T4 z" N" Y/ s5 r7.2.4 有限元运动学方程................................................................................................ 50- v8 ^/ b3 N% {9 c$ q
7.2.5 总体求解策略............................................................................................................51
: S) W; G9 O3 o/ B4 j( q7.2.6 接触算法要点小结................................................................................................ 52
+ }* V. o( i' b1 x+ z7.3 怎样在边界条件中设置接触.........................................................................55# e X7 x- r b! b! M0 y, |" o
7.3.1 接触设置中的几个常用概念.......................................................................55- y- @8 {6 v; b4 V& w2 K
7.3.2 接触参数的定义......................................................................................................597 W7 m8 R9 K6 |
7.3.3 定义表面偏置............................................................................................................60, e; z. _: e: p
7.3.4 创建附加接触区域................................................................................................ 61- a+ i6 d5 m' l1 I* L: D. ?. Z$ M
7.3.5 修改接触区..................................................................................................................61
6 i8 V# k9 M* J; x7 v5 v7.4 求解器中接触控制参数的设置.................................................................629 s# I* i" o+ b8 T7 _
7.5 接触分析的一些技巧和要点.........................................................................630 B2 U, l1 q- _; m9 j0 }+ h, w% D
参考文献...................................................................................................................................................70 |
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