模型计划用178模型进行点接触模拟扶正器与井壁接触,施加一个钻压得出各节点的摩擦切向力。我先算了一个小例子,可是感觉是错的,有哪位大神帮小弟看一下,私聊有薪金!!!
下面是我写的简单的代码,请大神们看一下
!建模finish/clear/prep7/Units,SI !设置单位为国际单位ET,1,pipe59et,2,conta178keyopt,2,10,2keyopt,2,2,3keyopt,2,5,4 R,1,0.127,0.0092,,,1300 ,0 Rmore,,,,0.5 !定义钻杆切向阻力系数R,2,0.1,0.0001,2,0,0,0,0,0,0.1TB,WATER,1 TBDATA,3,1300TBDATA,4,2300MP,EX,1,2.1e11 !设置钻杆的弹性模量MP,NUXY,1,0.3!设置钻杆泊松比MP,DENS,1,4500 !设置钻杆密度mp,mu,2,0.2/pnum,node,1n,1,0,0,0n,10,10,0,0n,11,0,-0.00001,0n,20,10,-0.00001,0fill,1,10,,2fill,11,20,,12type,1real,1e,1,2EGEN,9,1,-1 eintf,0.0001,,low/soluD,1,Uy,,,10,UZ,ROTX,ROTY,ROTZ *do,i,11,20d,i,all*enddof,1,fx,1200000!钻压antype,staticpstres,onallsel,all,allsolvefinish/post1etable,fn,smisc,1 !接触法向力etable,gap,nmisc,3 !间隙尺寸etable,fsy,smisc,2 ! 切向力etable,stat,nmisc,1 !etable,kn,nmisc,10 !etable,uty,nmisc,6 !摩擦阻力nslenplotpretab,fn,uty,fsy,
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