TO 土老帽:
?~Ed
n-" Y E0Y/N? 1) Before you use any software, you'd better read some theoretical
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books about finite element method for structure, for example the
M)pi)$&c V dOd:w book from Tsinghua Univ. is good one.
2,Dc ]oj # %y{mn 2) After you understand the FEM in structures(beam or truss),
Odtck9L d lLk4a+ you can use some small finite element program to
![!b^: f Xl+a@Ggtq solve beam or some structure problems for better understanding;
zw rZ ^ |#jm=rT0y 3) Then, the next step, try to really understand all the constitutive law
0fK|}mm ZA y8S6ZtA}2 in Geotechnical Engineering(Mohr-Coulomb Model, Duncan-Chang
X/7_mU>aKT 7CMgvH)O model, Hardening soil model, Cam model, and some models for
4KSN;G P W<wjf,rQ rock). Actually, you may know all the soil behavior very well and all
j2q fE vU
Q<ExfJm the advantages and disadvantages for each model.
K y 2xWd8 % P)}(e 6y 4) Finally, you can get involved in some commercial program,such as
@VS5Mg 8 f4I9H0d;! PLAXIS and so on (PLAXIS is better for the first user).
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R}G V The very important thing is what's the problem you want to solve by
)t ch>.EQ_ FEmlC,% program? which method you like to use and which model is better
@N{Ht)1r ~ A|*]0, for these soil behavior.
H&IP>8Dk c qyh#uWe 5) And for the results, think about more and more compared with the
FOG+[v jt r=8OiL in-site or measured data.
q.F1 Jj Ol[I C All the programs are only the tools you use to solve your problems.
&.4_4"l( 2=M!lB
* BTW, FLAC is not Finite element program, it is finite difference
,VsCRp j5GZ;d? program.
[ 此贴被mano在2007-08-15 17:19重新编辑 ]
