TO 土老帽:
C DnR j""y2c1 1) Before you use any software, you'd better read some theoretical
4l%?mvA^m tJh3$K\ books about finite element method for structure, for example the
3!"b
guE YM`:L book from Tsinghua Univ. is good one.
*_{l !rsa4t@t 2) After you understand the FEM in structures(beam or truss),
w$b+R8.n) FD
XWFJ you can use some small finite element program to
nqurY62Ip 0V>ESyae5 solve beam or some structure problems for better understanding;
w]W`R. hs{&G^!jo 3) Then, the next step, try to really understand all the constitutive law
43{_Y] 2Z/][?Jj{ in Geotechnical Engineering(Mohr-Coulomb Model, Duncan-Chang
co$Hi9JE o%/-5- model, Hardening soil model, Cam model, and some models for
/jZaU` <=)D=Ax/_[ rock). Actually, you may know all the soil behavior very well and all
7z/(V\9B q:2aPfo& the advantages and disadvantages for each model.
:_o] F 4]DAh 4) Finally, you can get involved in some commercial program,such as
DnG/ n B@"SOX PLAXIS and so on (PLAXIS is better for the first user).
f%Z;05 TbKP8zw{ The very important thing is what's the problem you want to solve by
&J lpA<^s; r
1l/) ; program? which method you like to use and which model is better
b(.-~c(' i14[3bPLk! for these soil behavior.
QD.zU/F~> C@TN5?Z 5) And for the results, think about more and more compared with the
S+) l[0 .6O52E in-site or measured data.
KMxNH,5 `2B*CMW{ All the programs are only the tools you use to solve your problems.
9*}iBs 4|zdXS BTW, FLAC is not Finite element program, it is finite difference
lgkl? 0! S s@u,`pr program.
[ 此贴被mano在2007-08-15 17:19重新编辑 ]