ansys钢桁架计算

1、钢引桥ansys计算结构方案：§4.1.3 1#泊位61.5m×6m钢引桥验算（1）61.5m×6m 钢引桥基本尺寸：表4-1 桁架主要构件序号名称型号尺寸1钢面板Q235t=4.5mm2上下弦杆236a3竖杆2L180×164中部斜杆2L180×165端部斜杆236a6上下平联斜杆107上横梁2L160×100×12图4-1 钢引桥结构图（单位：mm）Ansys命令流：finish/clear/prep7et,1,beam188et,2,shell63!材料参数mp,ex,1,2.1E11mp,nuxy,1,0.3mp,d

2、ens,1,7800！建立模型k,1,-30.750,k,2,-25.750,kgen,11,2,5.15,k,13,30.75,0kgen,2,2,12,1,0,0,5*do,I,1,12,l,I,i+1*enddo*do,I,14,23,l,I,i+1*enddo*do,I,2,12l,I,i+12,*enddol,1,14l,3,14*do,I,4,7l,I,i+11*enddo*do,I,7,11l,I,i+13*enddol,13,24lgen,2,1,45,1,0,6,0lgen,2,1,12,1,0,0.56,0lgen,2,1,12,1,0,0.84+0.56,0lgen,2,

3、1,12,1,0,0.84+0.56+0.84,0lgen,2,1,12,1,0,0.84+1.02+0.56+0.84,0lgen,2,1,12,1,0,0.84+0.84+1.02+0.56+0.84,0lgen,2,1,12,1,0,0.84+0.84+0.84+1.02+0.56+0.84,0lsel,s,loc,z,0nsll,s,l,1,49*do,I,49,101,13l,I,i+13*enddol,114,25lgen,2,163,169,1,5,0,0lgen,11,170,176,1,5.15,0,0lgen,2,240,246,1,5,0,0nummrg,allnumcm

4、p,alla,1,13,37,25lsel,s,loc,z,0asbl,1,allaglue,all!截面属性设置!上下弦杆236asectype,1,beam,hrec,XianGan,0secoffset,centsecdata,0.192,0.36,0.009,0.009,0.016,0.016!竖杆及斜杆2L180×16sectype,2,beam,hrec,ShuGan,0secoffset,centsecdata,0.180,0.180,0.016,0.016,0.016,0.016!纵梁I16sectype,3,beam,I,ZongLiang,0secoffset,u

5、ser,0,-0.02secdata,0.088,0.088,0.160,0.0099,0.0099,0.006!横梁I36asectype,4,beam,I,HengLiang,0secoffset,centsecdata,0.136,0.136,0.360,0.0158,0.0158,0.01!上下平联10sectype,5,beam,chan,PingLian,0secoffset,centsecdata,0.048,0.048,0.10,0.0085,0.0085,0.005!面板厚4.5mmr,1,0.0045nummrg,allnumcmp,all!单元划分lsel,s,allle

6、size,all,0.3k,1000,50,0,0k,1001,50,0,10,lsel,s,1,22latt,1,1,1000,1001,1lmesh,allk,1000,50,6,0k,1001,50,6,10,lsel,s,46,67latt,1,1,1000,1001,lmesh,alllsel,s,34,45,11latt,1,1,1lmesh,alllsel,s,79,90,11latt,1,1,1lmesh,alllsel,s,23,33,1lsel,a,35,44,1lsel,a,68,78,1lsel,a,80,89,1latt,1,1,2lmesh,allk,1000,-3

7、0.75,-5,0k,1001,-30.75,-5,10,lsel,s,163,169,1latt,1,1,1000,1001,4lmesh,alllsel,s,170,176,1latt,1,1,2,14,4lmesh,alllsel,s,177,183,1latt,1,1,3,15,4lmesh,alllsel,s,184,190,1latt,1,1,4,16,4lmesh,alllsel,s,191,197,1latt,1,1,5,17,4lmesh,alllsel,s,198,204,1latt,1,1,6,18,4lmesh,alllsel,s,196,211,1latt,1,1,7

8、,19,4lmesh,alllsel,s,212,218,1latt,1,1,8,20,4lmesh,alllsel,s,219,225,1latt,1,1,9,21,4lmesh,alllsel,s,226,232,1latt,1,1,10,22,4lmesh,alllsel,s,233,239,1latt,1,1,11,23,4lmesh,alllsel,s,240,246,1latt,1,1,12,24,4lmesh,allk,1000,30.75,-5,0k,1001,30.75,-5,10,lsel,s,247,253,1latt,1,1,1000,1001,4lmesh,allk,

9、1000,50,0.56,0k,1001,50,0.56,10,lsel,s,91,102latt,1,1,1000,1001,3lmesh,allk,1000,50,0.56+0.84,0k,1001,50,0.56+0.84,10,lsel,s,103,114latt,1,1,1000,1001,3lmesh,allk,1000,50,0.56+0.84*2,0k,1001,50,0.56+0.84*2,10,lsel,s,115,126latt,1,1,1000,1001,3lmesh,allk,1000,50,0.56+0.84*2+1.02,0k,1001,50,0.56+0.84*

10、2+1.02,10,lsel,s,127,138latt,1,1,1000,1001,3lmesh,allk,1000,50,0.56+0.84*2+1.02+0.84,0k,1001,50,0.56+0.84*2+1.02+0.84,10,lsel,s,139,150latt,1,1,1000,1001,3lmesh,allk,1000,50,0.56+0.84*2+1.02+0.84*2,0k,1001,50,0.56+0.84*2+1.02+0.84*2,10,lsel,s,151,162latt,1,1,1000,1001,3lmesh,allaatt,1,1,2amesh,all!*

11、do,i,1,12,1l,i,i+25l,i+1,i+24*enddo*do,i,14,23,1l,i,i+25l,i+1,i+24*enddolsel,s,254,298lovlap,allnummrg,allnumcmp,alllsel,s,254,341lesize,all,0.3latt,1,1,5lmesh,all!施加约束dk,1,ux,uy,uz,rotx,rotzdk,13,ux,uy,uz,rotx,rotzdk,37,ux,uy,uz,rotx,rotzdk,25,ux,uy,uz,rotx,rotzkdele,1000,1001,1!荷载步!空算一步/soluallsel

12、solve!加自重/soluacel,0,9.8,0allselesolve!加1#皮带机/soluacel,0,0,0asel,s,25,48,1sfa,all,2,pres,3600allselesolve!加2#皮带机/solusfadele,all,2,presasel,s,61,84,1sfa,all,2,pres,3600allselesolve!加人群荷载/solusfadele,all,2,presasel,s,49,60,1sfa,all,2,pres,3000allselesolve/post1lcdef,1,1!空算一步lcdef,2,2!自重lcdef,3,3!1#皮带

13、机lcdef,4,4!2#皮带机lcdef,5,5!人群荷载lcdef,11,1!空算一步lcdef,12,2!自重lcdef,13,3!1#皮带机lcdef,14,4!2#皮带机lcdef,15,5!人群荷载lcdef,16,3!1#皮带机lcdef,17,4!2#皮带机lcdef,18,5!人群荷载lcdef,19,5!0.6*人群荷载lcfact,11,1lcfact,12,1.2!自重lcfact,13,1.4!1#皮带机lcfact,14,1.4!2#皮带机lcfact,15,0.7*1.4!人群荷载lcfact,16,1.3!1#皮带机lcfact,17,1.3!2#皮带机lcfact,18,1.3!人群荷载lcfact,19,0.6!0.6*人群荷载!组合一：自重+1#、2#皮带机+人群*0.7!承载能力持久组合lcase,11lcset,s,12,15,1lcoper,add,alllcwrite,50lcase,50!组合二：自重+1#、2#皮带机+人群*0.7!承载能力短期组合lcase,