TO 土老帽:
7Xg?U'X icgJ;Q 5 1) Before you use any software, you'd better read some theoretical
"(`2eX Rn $dQIs: books about finite element method for structure, for example the
KjYAdia:H mR% FqaN_ book from Tsinghua Univ. is good one.
;3"@g]e @;iXp>&& 2) After you understand the FEM in structures(beam or truss),
VUtXx vH 6L9, 'Bg you can use some small finite element program to
s5D : *k [J6 solve beam or some structure problems for better understanding;
UKtSm%\ ])w[ 3) Then, the next step, try to really understand all the constitutive law
y$ b]7O |=6_ xRyr in Geotechnical Engineering(Mohr-Coulomb Model, Duncan-Chang
BT,b-=
;J- C\} /" model, Hardening soil model, Cam model, and some models for
W:`#% :C lpgd#vr rock). Actually, you may know all the soil behavior very well and all
@gY\;[#. iWA|8$u4gm the advantages and disadvantages for each model.
|3shc,7 6w| J -{2 4) Finally, you can get involved in some commercial program,such as
F~HRME; Z kWhr1wR1 PLAXIS and so on (PLAXIS is better for the first user).
=\};it{u ]$A(9Pn" The very important thing is what's the problem you want to solve by
c_.-b=zm ~ #PLAP3- program? which method you like to use and which model is better
9QwKakci Ez+Z[*C for these soil behavior.
mwC=o5O l_{8+\`! 5) And for the results, think about more and more compared with the
!eI2 r -Z0+oU(?YE in-site or measured data.
.cDOl_z<:G $f$|6jM All the programs are only the tools you use to solve your problems.
}Fa%%} sy/nESZs BTW, FLAC is not Finite element program, it is finite difference
$t }<85YCQ &~~wX,6+ program.
[ 此贴被mano在2007-08-15 17:19重新编辑 ]
