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ABSTRACT................................................................................................................................................................ V _}-Ed,.=
1 INTRODUCTION.................................................................................................................................................. 1 /a!M6:,pX
2 MOTIVATION....................................................................................................................................................... 3 ?ydqmj2[F
2.1 INTRODUCTION.................................................................................................................................................. 3 aM|^t:
2.2 PROCEDURAL PROGRAMMING PARADIGM........................................................................................................... 3 wR= WS',
2.3 OTHER PROGRAMMING PARADIGMS.................................................................................................................... 4 B#K{Y$!v
2.4 OBJECT-ORIENTED PROGRAMMING PARADIGM ................................................................................................... 5 h|j $Jy
2.5 REQUIREMENTS FOR LARGE PROGRAMMING SYSTEMS, OR HOW OBJECT-ORIENTED PROGRAMMING MEETS THE "?UBW5nM#
GOALS................................................................................................................................................................ 6 o MV<Yn_<
2.6 SUMMARY ......................................................................................................................................................... 8 [~<X|_L G
3 OBJECT-ORIENTED ANALYSIS: AIM AND FUNCTIONALITY OF THE FE FRAMEWORK XN JPf) T
IMAGINE ............................................................................................................................................................... 9 ]V K%6PQ0
3.1 INTRODUCTION.................................................................................................................................................. 9 P[E5e+ A)
3.2 AIM OF THE FRAMEWORK .................................................................................................................................. 9 >3a<#s{%
3.3 DOCUMENTATION............................................................................................................................................ 10 +bw>9VmG
3.4 OBJECT DATABASE .......................................................................................................................................... 10 ``Wf%~
3.4.1 Introduction .......................................................................................................................................... 10 $Dm2>:Dmt
3.4.2 Persistence............................................................................................................................................ 11 O F)G 2>t
3.4.3 Object-oriented database ...................................................................................................................... 14 r2]KP(T8|
3.5 DEVELOPMENT ENVIRONMENT ......................................................................................................................... 16 _3YuPMaN
3.6 FE KERNEL...................................................................................................................................................... 17 +(-L
3.7 GEOMETRIC MODELING ................................................................................................................................... 18 Io81zA
3.8 POSTPROCESSING ............................................................................................................................................ 20 YxUC.2V|7$
3.9 PROJECT MANAGEMENT................................................................................................................................... 20 W5^ m[,GU'
3.10 USER INTERFACE ............................................................................................................................................. 21 jLRh/pbz4
3.11 STATE OF THE ART .......................................................................................................................................... 22 m ["`Op4
4 OBJECT-ORIENTED DESIGN AND IMPLEMENTATION OF THE FE FRAMEWORK IMAGINE ... 25 y7quKv7L}
4.1 GUIDELINES..................................................................................................................................................... 25 F5|6* K
4.2 ARCHITECTURE OF IMAGINE ......................................................................................................................... 26 Gb\Nqx(
4.3 PROJECT AND RESOURCE MANAGEMENT SUBSYSTEM ....................................................................................... 27 ""JTU6]MS
4.3.1 Project view and control........................................................................................................................ 27 $-}a<UFE;
4.3.2 Geometric modeling .............................................................................................................................. 29 <n) J~B^
4.3.3 Project resources and their management .............................................................................................. 32 B 8Cic\2
4.3.4 Analysis and task control....................................................................................................................... 35 O#g'4 S
4.4 FE MODELING SUBSYSTEM ............................................................................................................................... 38 M[^
4.4.1 Overview............................................................................................................................................... 38 M6 W { mek
4.4.2 Modeling classes and field variable classes .......................................................................................... 39 /Jjub3>Q
4.4.2.1 Overview....................................................................................................................................................39 0'IV"eH2
4.4.2.2 Element concept.........................................................................................................................................42 ur,!-t(~t
4.4.2.3 Node and degrees of freedom (DOF) concept.............................................................................................45 ")t
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4.4.2.4 Load concept..............................................................................................................................................46 [!ghI%VK
4.4.2.5 Constraint concept......................................................................................................................................47 CHeU?NtFps
4.4.2.6 Material concept.........................................................................................................................................48 `*J;4Ju@
4.4.3 Numerical classes ................................................................................................................................. 49 iz&$q ]P8
4.4.4 Global representations .......................................................................................................................... 51 wE.CZ% f
4.4.5 Basic classes ...............................................................................................................................
