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1、建模1、调用文件：①文件与工程在同一个文件夹，只写文件名即可：IfthecalledfileislocatedinthesamefolderastheFLAC3Dprojectfile,thenonlythefilenameneedbeenteredwiththeCALLcommand.②不在同一个文件夹，全路径：Otherwise,thefilemaybecalledbyspecifyingitscompletepath(e.g.,c:myfolderfile.dat).Undo;撤销上一条命令2、创建旋转缩放视图3、建模命令modelmechmohr;莫
2、尔库伦模型modelmechelastic;弹性模型setgrav0,0,-9.81;重力加速度negativez-direction.（垂直向下！常用的）下面这代码，是沿着-y方向的重力加速度，注意区别！！！！genzonebricksize6,8,8p0-10,-10,-20...;省略号表示写不下后面继续p110,-10,-20...p2-10,10,-20...p3-10,-10,0plotzonegenzonebricksize6,8,8p0-10,-10,-20...;不规则六面体p110,-10,-20p2-10,10,-20...p3-10,-1
3、0,0p410,10,-20...p5-10,10,10p610,-10,0...p710,10,10plotcurrentplotPlot01plotclearplotzoneUndo;撤销命令setlogfile127X1001.txtsetlogontruncatesetlogofflistzoneprinrangex01y01z01;显示指定范围内各单元的主应力，结果如下Hist命令：①命令编号按顺序从1开始：eachhistoryisnumberedsequentiallyfrom1asitisenteredviatheHISTORYcommand.②
4、查找显示所有的his命令：ReturntotheFlac3D>promptandtypelisthistforalistingofthehistoriesandtheircorrespondingnumbers.histnstep5;每5步记录1次。默认是10步记录1次histaddratio;记录maximumunbalancedforceratiohistaddgpzdisp448;记录节点的位移modelnullrangex=2,4y=2,6z=5,10;Toexcavatethetrench,enterThedimensionsoftheexcavati
5、onregion(i.e.,thenullmaterial)aredefinedbythex-,y-andz-coordinaterange.setlarge;设置大变形large-strainlogicisspecifiedinixdis0ydis0zdis0;位移归零solvesavetrench;保持计算结果的文件“TRENCH.F3SAV”不需要后缀4、group命令(注意新版本的区别，groupzone)genzonebricksize666groupzoneTunnelrangex16y06z15;设置groupmodelmechmohr;莫尔库伦模
6、型modelmechnullrangegroupTunnel;groupzoneTunnelrangecylinderend1100105100end210095100radius3groupzoneMatrixrangegroupTunnelnot;namingRANGESthatarefixedinspaceandunrelated;tothemodelgeometry-representsstratigraphy...rangenameLayer1planedip0dd0ori000aboverangenameLayer2planedip0dd0ori00
7、0belowpropbulk1e8shear0.5e8coh0tens0fric35rangenrangeLayer1propbulk1e7shear0.3e7coh1e7tens0fric0rangenrangeLayer2plzonecolorbygroup4、Interface命令以下是切割模型法生成interface：寺河模拟用的plzonegenzonebrickp0000p120000p20400p3004size100202group1;genzonebrickp0004p120004p20404p3008size100202group2;gens
8、eparategroup
