1262 () 32 neural network (ANN) met hod applied to predicting and forecasting t he ground settlement in shield tunneling has been

Size: px

Start display at page:

Download "1262 () 32 neural network (ANN) met hod applied to predicting and forecasting t he ground settlement in shield tunneling has been"

缠邵
7 years ago
Views:

1 () JOURNAL OF TON GJ I UN IVERSITY(NATURAL SCIENCE) Vol 32 No 10 Oct ( ; ; ) : : 2 : ; ; ; ; : TU : A : X(2004) Theory of Soil Environment Stability and Deformation Control under Influence of Construction Disturbance S U N J un 1 ZHOU Jian 1 GON G Xiao2nan 2 ZHA N G M i 3 (1 Department of Geotechnical Engineering Tong ji University Shanghai China ; 2 School of Building Engineering Zhejiang University Hangzhou China ; 3 School of Civil Engineering Beijing Jiaotong University Beijing China) Abstract : The problems of environment geotechnical damage and t he prediction and cont rol of t he de2 formations during const ruction by using artificial intelligent met hod are discussed in t his article Such soil damage and unallowable deformations are often happened under engineering const ruction in urban down2town areas due to const ruction dist urbance The factors of soil dist urbance owing to various changes as st ress behavior st ress pat h under unloading condition in excavation soil2void ratio moist ure content as well as the failure of soil structures change of soil chemical compositions the mixture and separation of soil component s soil consolidation state and so fort h are systematically st udied Furt her2 more influence of const ruction dist urbance as t he changes of soil engineering properties above2men2 tioned on t he soil st rengt h deformation stability and bearing capacity during const ruction are st udied theoretically and by lab2tests :sets of special experimental studies are conducted In the other respect for t he first time soft science t heory and techniques of artificial intelligence prediction and automatic control are introduced into the geotechnical field A so2called multi2step circulation model of artificial : : ( ) : ( ) E2mail sh cn 转载

Geotechnical Engineering Tong ji University Shanghai 200092 China ; 2 School of Building Engineering Zhejiang University Hangzhou 310027 China ; 3 School of Civil Engineering Beijing Jiaotong

2 () 32 neural network (ANN) met hod applied to predicting and forecasting t he ground settlement in shield tunneling has been built and a method of fuzzy2logic control has been used to realize the real2time and active cont rol of deformation and displacement in const ruction works Key words :soil dist urbance during const ruction ; environmental stability of soil engineering ; deforma2 tion during const ruction ; prediction and cont rol ; intelligent met hod ( ) 2 1 : (1) [1 ] ; (2) [2 ] 1 2 ; (3) ( ) (environment damage) ; [3 ] ; : ; ; (4) ; ; ; ( ) ; ( ) (5) 20 [4 ] ;

works Key words :soil dist urbance during const ruction ; environmental stability of soil engineering ; deforma2 tion during const ruction ;

3 (6) 50 % 80 % c : c ; 50 % 80 % c : ; ; ; (12) (particle flow) (7) 2 2 ; : ; (8) ; : kpa (9) (1) : K s ; K s : 4 : c c ; ; ; ; : 1263 (10) K s ; 10 m 10 % 13 % 0 7 K s ; 0 7 K s ; ; K s (11) ( (2) ) [5 ] K s

4 : c c ; ; ; ; 2 2 1 http://wwwpapereducn 10 : 1263 (10) K

4 () 32 LBACK : ; ; ; Winkler : (4) ( artificial neural net2 works ANN) ; : (3) [6 ] 2 : ; : 4 ; ANN ; ANN [7 ]

5 10 : 1265 ; ; Fredlund ; MA TLAB 5 2 ; MA TLAB ; ; (1) 2 3 ; 3 :: ; (1) : ; ; : : ; ; ; : (2) ( ) : : ; ; ; (2) 1 :

6 () 32 ; ; 2 : Visual Basic 5 0 ( ) 2 ; 3 : ; (1) (3) : ; ; ; 3D - 3D - FLAC : 1 4 D 5 D ( D ) 2 1 2/ 3 ; 1 D 2 D 3 D 5 D 3 ( 2 3 ) (4) ; 2 ( ) [8 ] ; 1 3 ( ) 2 (2) ( ) : : ; ; ;

7 10 : 1267 ; ; ( ) (3) : ; ; ; ; ( MA TLAB ) ( ) ; 2 3 [9 ] : : : : ;

8 () [8 9 ] (1) ( EMS) 2 (2) [10 11 ] : : ; ; ; [12 14 ] 20 : ( ) ( ) ( ; ) : : ; 13 ; ( ) 1 ; ; (virtual/ 8 artificial reality simulation) ; 10 [15 ]

) ( ) ( ; ) : 1998 11 2 3 : ; 13 ; ( ) 1 ; ;

9 10 : 1269 : [ 1 ] meshes for underground works and computer s technical man2 [ R] : 2000 SUN J un Theory and practice study on environment geotechnical agement system[ R ] Shanghai :Department of Geotechnical En2 gineering of Tongji University 2002 (in Chinese) problems of engineering public pollution under city construction [ 9 ] [ R ] Shanghai : Department of Geotechnical Engineering of [J ] 2002 (4) :43-45 Tongji University 2000 (in Chinese) SUN Jun Study on multi2media monitoring of construction meshes [ 2 ] for underground works and management systems[j ] Shanghai Con2 [ R] : 2002 struction science and Technology 2002 (4) :43-45 (in Chinese) SUN J un Theory of geotechnical environment stability and de2 [ 10 ] Sun J un Soil disturbance and the environmental stability control formation control method under influence of construction distur2 in urban areas under shield tunneling[ A ] Proc 2nd China2Japan bance[ R] Shanghai :Department of Geotechnical Engineering of Tongji University 2002 (in Chinese) [ 3 ] [ M ] [ 11 ] SUN J un Soil disturbance and stability control of shield tunnel2 : 2002 ing in urban environment [ A ] Tunnels and Underground Struc2 SUN J un Several scientific problems on environment soil engi2 neering :construction safety under engineering activities in urban2 city areas and intelligent control of environment damage Theory and Practice of Environment Geotechnical Engineering [ M ] Shanghai : Tong2ji University Press 2002 (in Chinese) [ 4 ] ( ) [J ] (1) :7-11 [13 ] SUN J un XU Yong2fu A study on environment ground settle2 SUN J un Problems on environment soil engineering under activi2 ties of underground works in urban areas ( ) [J ] Tunnels and Underground Engineering 2000 (1) :7-11 (in Chinese) World Tunnel Congress[ C] Milano :[ s n ] [ 5 ] Sun J un Soil disturbance and ground movement and its intelli2 [14 ] gence prediction by using ANN technology[ A] Proc 14th South2 [ A] 50 east Asian Geotechnical Conference[ C] Hong Kong : Hong Kong [ C] : University Press AN Hong2gang Sun J un Hu Xiang2dong Method of small sam2 [ 6 ] ple intelligent prediction of ground deformation under shield tun2 [J ] 2003 (6) :21-23 neling[ A] Proc Commemoration conference on 50th anniversary SUN J un Intelligent prediction on construction deformation of of the founding of Civil Engineering Society [ C ] Shanghai : the north anchor2block abutment Runyang highway suspension Shanghai Literature Press (in Chinese) bridge in Yangze River a case history study [ J ] Shanghai Construction Science and Technology 2003 ( 6) : (in Chinese) SUN J un Study on intelligent control for safety of underground works and its 32D simulation system[ R ] Shanghai :Department of Geotechnical Engineering of Tongji University 2003 (in Chi2 [ 7 ] struction monitoring works of shield tunneling [J ] Tunnels and [ R] : 2003 Underground Engineering 2002 (1) :2-9 (in Chinese) ( : ) nese) [ 8 ] [ R] : 2002 SUN J un Study on multi2media video monitoring of construction Joint Symposium on Recent Development of Theory and Practice in Geotechnology[ C] Hong Kong : Hong Kong University Press tures[ C] Singapore :[ s n ] [12 ] SUN J un Predictions of soil environment deformation under shield tunnelling in soft ground[ A ] Proc Rigional Conf on Geot Aspects of Underground Construction in Soft Ground [ C ] Shanghai: Shanghai Science and Technology Press ment control in urban district under shield tunnelling [ A ] Progress in tunnelling after 2000 [ A ] Proc AITES - ITA 2001 [15 ] [J ] 2002 (1) :2-9 SUN J un Hu Xiang2dong Study on data2storage system on con2

] 2002 (4) :43-45 Tongji University 2000 (in Chinese) SUN Jun Study on multi2media monitoring of construction meshes [ 2 ] for underground works and management systems[j ] Shanghai Con2 [ R] : 2002

#4 ~ #5 12 m m m 1. 5 m # m mm m Z4 Z5

#4 ~ #5 12 m m m 1. 5 m # m mm m Z4 Z5 2011 6 6 153 JOURNAL OF RAILWAY ENGINEERING SOCIETY Jun 2011 NO. 6 Ser. 153 1006-2106 2011 06-0014 - 07 300142 ABAQUS 4. 287 mm 6. 651 mm U455. 43 A Analysis of Impact of Shield Tunneling on Displacement