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• 自己最近在学习经常使用ansys FSI方法求解流固耦合疑问，在一个例子中有FSI set up，而我自己操作时却没有
• ANSYS Workbench中CFX流固剖析时，流体固体之间的面怎样耦合
• 经常使用ANSYS14 System Coupling 模块做双向流固耦合遇到疑问望高手解答

自己最近在学习经常使用ansys FSI方法求解流固耦合疑问，在一个例子中有FSI set up，而我自己操作时却没有

/batch a=1.0 b=1.0 gap=0.8*a/2 thick=0.01*a c=0.5*a/PREP7smrt,offet,1,142 et,2,45 et,3,141 et,4,42 keyopt,1,4,1 keyopt,3,4,1 msha,0 mshk,1 rect,0,gap,0,b/2-thick rect,0,gap,b/2-thick,b/2+thick rect,0,gap,b/2+thick,b rect,gap,a/2,0,b/2-thick rect,gap,a/2,b/2-thick,b/2+thick rect,gap,a/2,b/2+thick,b nummrg,kp numcmp,all nx1=16-4 lesi,1,,,nx1,-1,1 lesi,3,,,nx1,-1,1 lesi,6,,,nx1,-1,1 lesi,9,,,nx1,-1,1 nx2=6-2 lesi,11,,,nx2,1,1 lesi,13,,,nx2,1/1,1 lesi,15,,,nx2,1/1,1 lesi,17,,,nx2,1/1,1 ny1=2 lesi,7,,,ny1,1,1 lesi,5,,,ny1,1,1 lesi,14,,,ny1,1,1 ny2=20-4 lesi,4,,,ny2,-2,1 lesi,2,,,ny2,-2,1 lesi,12,,,ny2,-2,1 lesi,10,,,ny2,-2,1 lesi,8,,,ny2,-2,1 lesi,16,,,ny2,-2,1 asel,s,,,2 aatt,,,4 asel,inve aatt,,,3 alls amesh,all agen,2,2 aclear,2 adel,2,,,1 type,1 asel,s,type,,3 esiz,,6 vext,all,,,0,0,c asel,s,type,,4 type,2 vext,all,,,0,0,c alls aclear,all etdel,3 etdel,4 asel,s,,,11 asel,a,,,16,22,3 asel,a,,,26 nsla,s,1 d,all,vx,0 d,all,vy,0 d,all,vz,0 d,all,uz,0 d,all,ux,0!*** FSI interfaces !structural side asel,s,,,29,31 nsla,s,1 sf,all,fsin,1 !fluid side asel,s,,,10,13,3 asel,a,,,24 nsla,s,1 sf,all,fsin,1 !*** Inlet condition asel,s,,,8,18,10 nsla,s,1 d,all,ux,0 d,all,uy,0 d,all,uz,0 d,all,vx,0 d,all,vy,1.0 d,all,vz,0 asel,s,,,15,27,12 nsla,s,1 d,all,pres,0 asel,s,,,32 nsla,s,1 d,all,ux,0 d,all,uy,0 d,all,uz,0 !Symmetry asel,s,,,1,6 asel,a,,,12,17,5 asel,a,,,25 nsla,s,1 d,all,vz,0 d,all,uz,0 alls fini /solu flda,solu,flow,1 flda,solu,ale,1flda,solu,turb,1 flda,solu,tran,1 flda,iter,exec,50 !Fluid Properties flda,prot,dens,air-si flda,prot,visc,air-si !Solid Properties mp,ex,1,2.1e11/1000 mp,nuxy,1,0.3 mp,dens,1,7800 fsan,on!FSI analysis on fsco,all,1.0e-1!FSI convergence criteria fsre,all,0.5 !FSI relaxation fsou,1 !FSI output frequency fsit,5 !Number of stagger loops fsti,5 !FSI end time fsdt,0.01!FSI delta time fsor,fluid !FSI order of solution fstr,solid,!Transient fluid for FSI analysis antype,trans fstr,fluid,!Transient structural for FSI analysis deltim,0.01 flda,time,step,0.01 save solve save fini /solu /post1 file,,rst set,last prnsol,u,sum plnsol,u,sum prnsol,v,sum plnsol,v,sum fini 要学会用命令流操作。

特意是能源学。

GUI远远不能满足需求。

这是ansys外面的外面。

可以好好钻研一下。

ANSYS Workbench中CFX流固剖析时，流体固体之间的面怎样耦合

前面的疑问是可以的，CFX外面的耦合都是单向耦合，即一个物理场对另一个物理场的作用，也就是CFX跟结构离开计算的，所以不牵扯资料的种类。

经常使用ANSYS14 System Coupling 模块做双向流固耦合遇到疑问望高手解答

双击D2进入System Coupling的设置，在Solution上右击选用Clear Generated Data。而后从新开局Update