TO 土老帽:
l6lyRJ 7FiQTS B: 1) Before you use any software, you'd better read some theoretical
a5AD$bP ]wQ#8}zO books about finite element method for structure, for example the
s;; "^5B. V=v7<I=] book from Tsinghua Univ. is good one.
xrPC 'sCj|=y2Qc 2) After you understand the FEM in structures(beam or truss),
q g+bh c$>$2[*= you can use some small finite element program to
p7pJ9 0~E |NZVm}T solve beam or some structure problems for better understanding;
( wRJ"Nwu \Y{^Q7!>:8 3) Then, the next step, try to really understand all the constitutive law
cKKl\g@} f2"1^M in Geotechnical Engineering(Mohr-Coulomb Model, Duncan-Chang
|4@su"OA VTt{ 0 ~ model, Hardening soil model, Cam model, and some models for
c)tG1|Og] FX#fh 2 rock). Actually, you may know all the soil behavior very well and all
?{
0MF #AJo75E% the advantages and disadvantages for each model.
{yPiBu Uxyj\p 4) Finally, you can get involved in some commercial program,such as
DV WqrK}q *=X$j~#X PLAXIS and so on (PLAXIS is better for the first user).
*l[;g XPt<k&o1, The very important thing is what's the problem you want to solve by
hi30|^l- @m=xCg.Z program? which method you like to use and which model is better
=#"ZO 0ThX1)SH for these soil behavior.
mw*BaDN@Q ?{O >&<~ 5) And for the results, think about more and more compared with the
v iJK%^U=- @N-P[.qL" in-site or measured data.
D^5bzZk
N eaxp(VX?oy All the programs are only the tools you use to solve your problems.
c= }#8d. UpU2H4 BTW, FLAC is not Finite element program, it is finite difference
:sY pZX1 *"pf3x6 program.
[ 此贴被mano在2007-08-15 17:19重新编辑 ]
