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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
/ ^6 D; N5 l0 Y2 h美国通力（UFC）公司* v) s) b) Y6 N
北理工车辆与交通工程学院计算机应用与仿真中心
L- l# G$ {, r. F& D9 g2001 年8 月, G* u# e8 _$ o5 o) u; i6 L8 O8 }
+ T( F0 v3 U6 S9 T. U# F8 | ?目 录
1 H% Z1 ?% G+ `- M: J第1 章 非线性静力分析概述..................................................................................4& r: y5 i3 e( l2 H' v1 t+ P
1.1 I-DEAS 非线性分析功能简介...............................................................................4
5 n. _. ]: H- [; L6 [; v1.2 非线性静力分析的加载方法.................................................................................4. {9 t: M8 {) Z! [ [
1.3 材料非线性分析的材料定义.................................................................................9
2 p- ]2 V! \* B2 a8 ]! ]5 E1.4 非线性分析的基本步骤............................................................................................101 |+ ?4 B; @7 z: t) A
1.5 I-DEAS 非线性静力学分析的局限性.........................................................10
, b7 S- Q: X2 p! ]' @3 z9 S5 ? d' `第2 章 非线性静力学有限元列式................................................................ 11! z% L/ p2 i* _* U& ?) k m3 k
2.1 平衡方程................................................................................................................................... 11) ^! Y% ]: l a! w8 t$ o# n5 Y, Y
2.2 迭代过程...................................................................................................................................12
4 }6 P |" a: g* D1 d2.2.1 几何非线性求解点的迭代程序.................................................................133 w$ V1 g( O6 t. [
2.2.2 塑性几何非线性求解点的迭代程序....................................................13: w1 R# G. q5 i
2.2.3 蠕变几何非线性求解点的迭代程序....................................................14/ J) P5 b$ K2 P% @$ C) e& `- J) f
第3 章 定义非线性静力分析中的加载和求解控制........15. h! X! n# m* x7 O/ L+ [ O; o+ f$ \
3.1 载荷历程及加载方法...................................................................................................154 p: D1 J, P- {$ G( T5 {9 c, B
3.2 加载和求解控制（Loading and Solution Control）对话框& f: K+ \' x8 [
.........................................................................................................................................................................16
& B: H" a# L$ c6 r; h3.3 选择非线性静态分析的收敛准则.................................................................19
. ~& |1 ]1 L' r. U1 V, p; `9 v8 ~3.4 非线性静态分析中时间段的刚度控制....................................................20
: x* @" x5 D& X7 q( w3 |3.5 选择非线性静态分析的结果输出.................................................................224 m; ^5 z @" G
3.6 非线性静态分析求解选项的选择..........................................................233 T9 T2 e5 {7 V3 h
第4 章 塑性分析........................................................................................................................27
: o! v& d. @/ y/ t4.1 概述................................................................................................................................................27# b0 K$ y$ ^- D7 v3 v
4.2 塑性模型...................................................................................................................................271 O7 W! C+ ]9 s6 y, r" |
4.2.1 Mises 屈服规则..........................................................................................................28$ k0 K8 Q. J/ [1 H, [9 ?
4.2.2 硬化准则.........................................................................................................................28
) \1 Z9 q+ M% c, ]& i* Q4.2.3 流动法则.........................................................................................................................30
) H( W* v5 I$ ~第5 章 蠕变分析........................................................................................................................32
9 I, j; ?( t$ k( A# q9 `# O5.1 概述................................................................................................................................................32) b- \0 j/ S- q
5.2 蠕变模型...................................................................................................................................32
( E2 P# F" U1 z8 U, ]) ?5.3 蠕变方程...................................................................................................................................34
1 T( Y2 W! o6 {1 G5.3.1 蠕变数据的获得......................................................................................................34
) T. J; [5 d' L8 R5.3.2 蠕变方程的选择......................................................................................................363 B' z U; j- o/ Z5 O- |2 k
5.4 蠕变控制...................................................................................................................................38$ N$ d) V+ y/ K7 L! Y# u' \
5.4.1 概述....................................................................................................................................382 _( z3 E( M# ~: r
5.4.2 定义程序对时间步积分的方式.................................................................39
% h; [4 W, f0 T% ~5.4.3 指定下一时间步长的确定准则.................................................................40% |) r+ v, C7 q [, ?4 P7 q5 b8 I
5.4.5 设置时间步大小的附加检查项.................................................................417 A! E9 ?& D0 f5 M6 E
5.4.6 输入开始分析的初始时间步.......................................................................424 w) N! @: l0 S2 ~7 ^0 r8 ]4 Q" s0 m
第6 章 梁模型的非线性分析................................................................................43 ?# `" x! C! P. ? [" d
6.1 概述................................................................................................................................................43! Z% w( @# M7 d$ ^4 M7 J
6.2 梁的几何非线性分析...................................................................................................43
U( i; v& x8 M+ S0 g' Z6.3 梁的塑性分析.......................................................................................................................43
; C z2 @, \3 O( _( i6.3.1 线性梁和锥形梁......................................................................................................43- |$ z; Y! K& Z" p: `9 ]
6.3.2 二次梁...............................................................................................................................44 j3 p$ c* G/ n0 I* Y
第7 章 接触分析........................................................................................................................463 u& X2 q6 l7 U. k$ {: G+ r+ V" L
7.1 概述................................................................................................................................................46) [9 t( m& |' w/ i# f0 R
7.2 I-DEAS 接触算法.........................................................................................................48% x5 E+ Z$ b/ @6 l
7.2.1 运动学方程..................................................................................................................48
* H# _6 a! s( T/ F5 t2 Y7.2.2 法向接触约束............................................................................................................49) K# ]1 m V6 y6 S. j5 c- p; s
7.2.3 库仑摩擦接触的约束.........................................................................................49: d) `2 x5 M( S( Y3 m
7.2.4 有限元运动学方程................................................................................................ 50
, Z4 b+ v/ [& |- m/ X7.2.5 总体求解策略............................................................................................................51- w. e- c, U+ H1 @
7.2.6 接触算法要点小结................................................................................................ 52
" @6 |$ S2 C/ X6 L7.3 怎样在边界条件中设置接触.........................................................................550 e6 M z+ s$ W9 y0 c
7.3.1 接触设置中的几个常用概念.......................................................................55
- p5 ?* U" A$ H' S \( a) y! a# P7.3.2 接触参数的定义......................................................................................................598 r7 J D; X0 [% T4 i
7.3.3 定义表面偏置............................................................................................................60
( X$ E$ x H4 s. J/ b- W7.3.4 创建附加接触区域................................................................................................ 61
7 h0 a, o: M( g3 e5 ]7.3.5 修改接触区..................................................................................................................615 y6 N6 M% K0 P2 X( X q
7.4 求解器中接触控制参数的设置.................................................................627 }) i7 A9 A* a1 D
7.5 接触分析的一些技巧和要点.........................................................................63
4 Y `* }5 N" s' H' U+ B参考文献...................................................................................................................................................70 |
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