6
* Paleo tsunami source estimation by using combination optimization algorithm - Case study of The 1611 Keicho earthquake tsunami - by K. Imai, T. Maeda, T. Iinuma, Y. Ebina, D. Sugawara, F. Imamura, and A. Hirakawa. - 1611 - 1 1611 12 2 2011 1985 2014 2014 2014 2011 1977 1975 1933 1 2 m 2007 Satake 1989 1977 K K 2013 2011 M w M w 東北地域災害科学研究 第51巻(2015) 139

) s O q4: ì m 2

  • Upload
    others

  • View
    3

  • Download
    0

Embed Size (px)

Citation preview

Page 1: ) s O q4: ì m 2

* Paleo tsunami source estimation by using combination optimization algorithm - Case study of The 1611 Keicho earthquake tsunami - by K. Imai, T. Maeda, T. Iinuma, Y. Ebina, D. Sugawara, F. Imamura, and A. Hirakawa.

- 1611 -

11611 12 2

20111985 2014

20142014

2011

1977 1975 1933

1 2 m2007

Satake 1989

1977K !

K !2013

2011Mw Mw

東北地域災害科学研究 第51巻(2015) 139

Page 2: ) s O q4: ì m 2

5%Mw

Mw

1611

2 16112014 1611

11975 1995 2011 201220 m 1903 1896

2014

28

18

11896 1933 1975

2011

Maeda et al. (2011) 2Case 1

1

140

Page 3: ) s O q4: ì m 2

Case 2Tsuru et

al.(1999)

3

Sim E Kling and Banerjee, 1990Sim E

1 135 m0.2 s Green

10 m 3Sim E

1611

2

3

4

141

Page 4: ) s O q4: ì m 2

2

1

(a) Case 1

(b) Case 2

5 1611

142

Page 5: ) s O q4: ì m 2

100,0004

35 40%

45 100,000

30 GPa Mw 8.4 8.7Mw 8.1 1977

20141454 1455

3 9 cm/yearHashimoto et al., 2009 6 1454 1611 157

76 1454 1611 157

143

Page 6: ) s O q4: ì m 2

720 m

!=1.51 0.05

5

161130 40

H24 H25

A-2 JSPS 25350492 24720290

1611 29195-208 2014

- - 2 46-53 198569p 2014

1611 31139-148 2014

52 71-101 197750 397-414 1975

Than Tin Aung7 31-46 2007

Satake,K. : Inversion of tsunami waveforms for the estimation of heterogeneous fault motion of large submarine earthquakes, J.Geophys.Res., 94, 5627-5636, 1989.

B2 69-2 431-435 201316 1611 5 1677 12 1763 5 1795

3 1858 11 75-106 199516

28 173-180 2011

(1677) (1611) 29 189-208 20121903

Maeda, T., T. Furumura, S. Sakai, and M. Shinohara, Significant tsunami observed at the ocean-bottom pressure gauges during the 2011 Off the Pacific Coast of Tohoku Earthquake, Earth Planets Space, 63(7), 803-808, doi:10.5047/eps.2011.06.005, 2011.

T. Tsuru, J.O. Park, N. Takahashi, S. Kodaira, Y. Kido, Y. Kaneda, and Y. Kono, Tectonic features of Japan Trench convergent margin off Sanriku, northeastern Japan, revealed by multichannel seismic reflection data, J. Geophys.Res., 105, 16403-16413, 2000.

Kling, R. M. and P. Banerjee, Optimization by Simulated Evolution with Applications to Standard Cell Placement, Proc. of 27th Design Automation Conference, 20-25, 1990.

2 66-4 73-82 2014Hashimoto, C., Noda, A., Sagiya, T., and Matsu'ura, M., Interplate seismogenic zones along the Kuril-Japan trench

inferred from GPS data inversion, Nature Geoscience 2, 141-144, 2009.

144