??????? ??????? M1

1
??????????????????????????
?? ??
??????? ??????? M1
2
??????????
?? ??? ????? ?????
1995?? ?? --- ????????????????
1996?? ?? ?????? ????????????????????????
1997?? ?? ?????? ????????????????????????
1998?? ?? ?????? ?????????????????????
1998?? ?? ?????? ????????????????????
1999?? ?? ?????? ?????????????????????????
2000?? ?? ???????? ??????????????????????????????????
2001?? ?? ???????? ??????????????????????????????????
2002?? ?? ?????? AIC(???????)??????????????????
2003?? ?? ????????? ????????????????????????
2004?? ?? ?????? ???????????????????????
2005?? ?? ?????? ???????????????????????
2005??(B4) ??(?) ?????????????????? ???????????????????????????
2006??(M1) ??(?) ???????? ????????????????????????????
2006?? ??(?) ???????? ????????????????????????????
2007?? ?? - ??
3
???????????
???? ???? ???? ??? ???? ???
4
???????????
5
????????? ?????
????????????????????????
???????????
??????????????????????
????????
6
???????????????
???????
?????
??????
?????
???????
??????
??????
????
????
7
KF-FEM
8
??
??????????????????????
???(???)????
???????KF-FEM? ??????
9
State equation
?????
??????????
???
???
?????????
??
???
???
?????????
??
10
???????
????????
????????
11
Finite element equation
???????
12
F mat
??????
13
Numerical Example
?????1
5m
10m
5m
Nodes 2577
5m
Elements 12008
14
Observation point
???
Observation point 2
Observation point 1
Estimation point
15
External force
??
????
??
?????
?t
1000KN/m2
16
Observation data
?????
X-direction
Accelerationm/sec2
Times
Times
Y-direction
Z-direction
Accelerationm/sec2
Accelerationm/sec2
Times
Times
Times
17
Result acc-
??lt???gt
X-direction
Y-direction
Z-direction
18
Result vel-
??lt??gt
Y-direction
Z-direction
19
Result dis-
??lt??gt
Y-direction
Times
20
?????2lt????gt
21
?????2lt??????gt
22
Numerical Example
?????2lt??????gt
Nodes 5056
Elements 24961
23
??
??
?????
?t
24
Layer
Youngs modulus
CM
L
C
25
???
???
???
26
Result vel-
?????
X-direction
Accelerationm/sec2
Z-direction
Y-direction
Accelerationm/sec2
Accelerationm/sec2
27
Result acc-
????lt???gt
X-direction
Accelerationm/sec2
100
100
Z-direction
Y-direction
Accelerationm/sec2
Accelerationm/sec2
28
????
????KF-FEM???????????
??????????????????????????
?????????????????????
29
??
???????????(linearity)
??????????????(whiteness)
???????(gaussian)
??2???(quadratic criteria)
30
Future work
Future Work
Application to the Actual Model
Identification of Youngs modulus Using the KF-FEM
31
(No Transcript)
32
Displacement
F matrix
33
Newmark ßmethod
34
Velocity

F matrix
35
Newmark ßmethod
36
(No Transcript)