用flac3d模拟基坑开挖.doc

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1、new;网格建立;;;;;;;;;;;;;;;;;;;;;;;;;genzonebrickp0900-30p12020-30p2904-30p39000size112430ratio111genzonebrickp0900-30p19000p2904-30p300-30size30425ratio111.1genzonebrickp0900-30p100-30p2904-30p3900-75size25418ratio1.111.1genzonebrickp0900-30p1900-75p2904-30p32020-30size184112ratio1.111genzonebr

2、ickp02020-30p12920-30p22024-30p320200size25430ratio1.111genzonebrickp02020-30p12020-75p22024-30p32920-30size18425ratio1.111.1;分组;;;;;;;;;;;;;;;;;;;;;;;;;;group1rangex90110y04z-300group1rangex180202y04z-300group2rangegroup1not;建立连续墙单元;;;;;;;;;;;;;;;;;;;;;;;;;;genseparate1genmerge1e-4rangex901

3、10y04z-30.1-29.9genmerge1e-4rangex180202y04z-30.1-29.9attachfacerangex89.9990.01y0.04.0z-29.90attachfacerangex109.99110.01y0.04.0z-29.90attachfacerangex179.99180.01y0.04.0z-29.90attachfacerangex201.99202.01y0.04.0z-29.90sellinerid1crossdiaggroup2rangex89.990.1y-0.14.1z-30.10.1sellinerid2cros

4、sdiaggroup2rangex109.9110.1y-0.14.1z-30.10.1sellinerid3crossdiaggroup2rangex179.9180.1y-0.14.1z-30.10.1sellinerid4crossdiaggroup2rangex201.9202.1y-0.14.1z-30.10.1sellinerid1propisotropic(2.0e10,0.20)thickness0.8density2.5e3&cs_nk=4e9cs_sk=4e9&cs_ncut=4e7cs_scoh=4e7cs_scohres=0cs_sfric=20.0&r

5、angex89.990.1y-0.14.1z-30.10.1sellinerid2propisotropic(2.0e10,0.20)thickness0.8density2.5e3&cs_nk=4e9cs_sk=4e9&cs_ncut=4e7cs_scoh=4e7cs_scohres=0cs_sfric=20.0&rangex109.9110.1y-0.14.1z-30.10.1sellinerid3propisotropic(2.0e10,0.20)thickness0.8density2.5e3&cs_nk=4e9cs_sk=4e9&cs_ncut=4e7cs_scoh=

6、4e7cs_scohres=0cs_sfric=20.0&rangex179.9180.1y-0.14.1z-30.10.1sellinerid4propisotropic(2.0e10,0.20)thickness0.8density2.5e3&cs_nk=4e9cs_sk=4e9&cs_ncut=4e7cs_scoh=4e7cs_scohres=0cs_sfric=20.0&rangex201.9202.1y-0.14.1z-30.10.1;定义支撑结构;;;;;;;;;;;;;;;;;;;;;;;defstruct_install1loopi(1,3)structx_zz

7、=-1.0*5.0*(i-1)structx_xx0=90.0structx_xx1=110.0structx_yy=2.0commandselbeamid=2begin(structx_xx0,structx_yy,structx_zz)end(structx_xx1,structx_yy,structx_zz)nseg=10selbeamid=2propdens=0.000emod=1.0e-6nu=0.2&xcarea=0.80xcj=10.94e-2xciy=6.67e-2xciz=