问题描述：如下图所示一矩形截而的细长梁，，分别用材料线性和材料非线性对.docx

问题描述：如下图所示一矩形截而的细长梁，，分别用材料线性和材料非线性对.docx问题描述:如下图所示一矩形截而的细长梁,,分别用材料线性和材料非线性对该结构进行分析,求得在线形和非线性下的和变形图以及弯矩,剪力图。/TITLE,Mechanicalanalysisonthreespanscontinuumbeam!确定分析标题/NOPR!菜单过滤设置/PMETH,OFF,0KEYW,PRSET,1KEYW,PRSTRUC,,/COM,UIfilteringhavebeensettodisplay:/COM,Structural!只耍结构分析部分菜单!*/PREP7!*进入前处理器ET,1,BEAM3!设置梁单元类型R,1,,,,,,, !设置几何常数MPTEMP,,,,,,,, !设置材料模型MPTEMP,1,0MPDATA,EX,1,,30e9 !输入弹性模量MPDATA,PRXY,1,, !输入泊松比MPTEMP,,,,,,,,MPTEMP,1,0MPDATA,DENS,1,,2500!输入密度!*SAVE!保存数据库K,1,0,0,0, !创建关键点K,2,&0,0,K,3,20,0,0,K,4,28,0,0,/REP,FAST/PNUM,KP,1 !显示关键点号LSTR, 1, 2!创建直线LSTR, 2, 33,LSTR,SAVELESTZE,AIX,1,,,,1,,,1,!设置单元大小FLST,2,3,4,ORDE,2FITEM,2,1FITEM,2,-3LMESH,P51X!划分网格/PNUM,ELEM,1!显示单元内容/REPLOTSAVEFINISH/SOLFIST,2,1,3,ORDE,1FITEM,2,1/GODK,P51X,,0,,O,UX,UY,,,,, !施加关键点位移约束FLST,2,3,3,ORDE,2FITEM,2,2FITEM,2,-4/GODK,P51X,,0,,O,UY,,,,,,FLST,2,1,1,ORDE,1FITEM,2,16FLST,2,7,1,ORDE,2FTTEM,2,3FITEM,2,-9/GOF,P51X,FY,-20000!施加节点力FLST,2,2,1,ORDE,2FTTEM,2,1FITEM,2,-2/GOF,P51X,FY,-10000FLST,2,1,1,ORDE,1FTTEM,2,16/GOF,P51X,FY,-100000/STATUS,SOLUSOLVE!求解FINISH/P0ST1PLDISP,1!绘制变形图AVPRTN,0,,ETABLE,,SMISC,6!单元表数据设置AVPRIN,0,,ETABLE,,SMISC,12AVPRTN,0,,ETABLE,,SMISC,2AVPRIN,0,,ETABLE,,SMISC,8AVPRIN,0,,ETABLE,,SMTSC,1AVPRIN,0,,ETABLE,,SMISC,7PLLS,SMIS6,SMIS12,-1,0 !绘制内力图PLLS,SMIS2,SMIS8,1,0PLLS,SMIS1,SMIS7,1,0SAVEFinish/SOLU !再一次进入求解器ACEL,0,10,0,!施加重力加速度/STATUS,SOLUSOLVE!求解FINISH/P0ST1!进入后处理器PLDISP,1!绘制变形图ETABLE,REFL!更新PLLS,SMIS6,SMIS12,-1,0 !绘制弯矩图PELS,SMTS2,SMIS8,1,0 !绘制剪力图SAVEANJUN7201222:34:28FINISHDISPLACEMENT3TEP=1SUB=1TIME=1DMX=.= ・・・・•••