圧密問題の逆解析－1 - tcu-yoshida-lab.org

1 WG 1 1 1970 1990 Genetic Algorithm, GA Particle Swarm Optimization (PSO) method [1] [2] WG 2 Terzaghi [3] [4] [5] [5] Fig.

2 1 (a) u p (b) up' (1) (c) ' = p, u = 0 p ' WG P=pAPPpppz0zzf0tpu ,0'tpu't0 ,'updrainage (a) (b) (c) Fig.

3 1 [5] [5] p (z0 zf) / z0 p Fig. 2 )'(pOp Fig. 2 [5] e Fig. 2 peepm)1(0v (2) mv mv WG [5] z z A z Fig. 3 (a) v ),(ztv zzvv)/( t ztAzvV)/(w ),(zt t ztAtV)/( wVV xvt (3) z us u h = z + us/w + u/w 1 2 Darcy zukzhkkivw (4) k i 0zzDztAzzvvtvA0zzDzAzz''A')(wijzjA (a) (b) Fig.

4 3 [5] Fig. 3 (b) ' j w/'iz (4) vkizww' (5) 'vm mv e z (5) WG zmkvwv (6) (6) (3) zmkztwv (7) [4] (7) 'vm zkztm''wv (8) p = p0 (5) 22vzuctu (9) cv wvvmkc (10) (9) Terzaghi [3] WG 3 1 Fig.

5 4 [6] [6] = ,40~0200)kPa(50')cm/sec( Fig. 4 Terzaghi 22vzuctu )0 ,m5m0(tz (11) 0),(tzu 5m) 0m,(at z (12) )()0,(xfzu (13) WG cv (11) ~ (13) t x t x (11) zztzzutzuztzutzzucttzuttzu),(),(),(),(), (),(v 2v),(),(2)

6 ,(ztzzutzutzzuc (14) ui,j jijijijijiutzuuucu,2,1,,1v1,2 jijijiuztcuztcuztc,12v,2v,12v)21(jijijiu uu,1,,1)21( (15) = cvt / (z2) 0 < < (15) jjAUU1 (16) U j + 1 j + 1 xi 1 1,1,21,11pjNjjjuuuU (17) Np Uj A 2100002100210021A (18) WG (16) t = 0 U U0 A n 01 UAUnj (19) Fig.)

7 5 Fig. 4 : 0 : 2000sec : 10000sec : 30000sec : 60000sec : 100000secDepth (m)Excess pore pressure (kPa) Fig. 5 (19) An wMv (20) WG p21 NuuuM (21), 0Uv (22), tpt,obs,2obs1,2obs1,1 NNNuuuuw (23) nnnAHAu1000010001 (24) obs,jiu i j Nt H Fig.

8 4 1 2 (23) (24) tppp,1obs2,1obs2,1obs1,1obs1,1 NNNN uuuuuw (25), nnAu10000001 (26) v M M n m M MTM V 223222100000000000000)(VMMVTT (27) WG V vj MTM j2 VTMT = (MV)T W = MV jjMvw (28) i j wiTwj = 0 i = j wiTwj = i2 W 2T MVW (29) jjj/wu (30) uj U = (u1.)

9 , um) 00000000000000321 MVUT (31) M = U VT m m MMT n n MTM MTM [7] M MTM [8] M 2 Givens [7] [9] Fig. 4 M Fig. 6 n n = 20 0 Fig. 4 39 20 Fig.

10 7 ~ 10 n = 1 ~ WG 7 value |n|n Fig. 6 n = 1 n = 2 n = 3 n = 4 n = 5 n = 6 Fig. 7 -1 WG n = 7 n = 8 n = 9 n = 10 n = 11 n = 12 n = 13 n = 14 n = 15 n = 16 n = 17