技能培训专题-72个ANSYS实例分析.doc

《技能培训专题-72个ANSYS实例分析.doc》由会员分享，可在线阅读，更多相关《技能培训专题-72个ANSYS实例分析.doc（272页珍藏版）》请在得力文库 - 分享文档赚钱的网站上搜索。

1、l 1ANSYS SOLID65环向布置钢筋的例子3l 2.混凝土非线性计算实例（1）- MISO单压5l 3.混凝土非线性计算实例（2）- MISO约束压6l 4.混凝土非线性计算实例（3）- KINH滞回9l 5.混凝土非线性计算实例（4）- KINH压-拉裂11l 6.混凝土非线性计算实例（5）12l 7.混凝土非线性计算实例（6）14l 8.混凝土非线性计算实例（7）- MISO滞回16l 9.混凝土非线性计算实例（8）18l 10.混凝土非线性计算实例（9）-梁平面应力20l 11.四层弹簧质点模型的地震分析22l 12.悬臂梁地震分析48l 13.用beam 54单元描述变截面梁的

2、例子72l 14.变截面梁实例73l 15.拱桥浇筑过程分析-单元生死应用实例74l 16.简支梁实体与预应力钢筋分析实例75l 17.简单的二维焊接分析单元生死实例77l 18.隧道开挖（三维）的命令流84l 19.岩土接触分析实例101l 20.钢筋混凝土管的动力响应特性分析实例109l 21.隧道模拟开挖命令流（入门）116l 22.螺栓连接的模拟实现问题119l 23.道路的基层、垫层模量与应力之间的关系129l 23.滞回分析151l 24.模拟某楼层浇注153l 25.在面上施加移动的面力155l 27.在任意面施加任意方向任意变化的压力159l 28.预紧分析160l 29.几何

3、非线性+塑性+接触+蠕变162l 30.埋设在地下的排水管道167l 32.幕墙企业玻璃简化计算172l 33.等截面杆单元生死应用实例188l 34.梁板建模联系189l 36.简单的例子如何对结构的振动控制分析192l 37.模态分析结果的输出实例194l 38.火车过桥动态加载实例（部分）196l 39.悬索结构的找形和计算的例题213l 40.陶瓷杆撞击铝板的例子218l 41.求反作用力的APDL命令法221l 42.LS-DYNA实例（部分）222l 43.路面分层填筑对路基的影响223l 44.一个例子（含地震影响，求振兴与频率）227l 45.接触面上的压力总和231l 46.

4、施加位置函数荷载235l 47.非线性分析考虑刚度退化236l 48.一个圆形水池的静力分析237l 49.ANSYS中混凝土模式预应力模拟的算例238l 50.悬臂梁受重力作用发生大变形求其固有频率240l 51.循环对称结构模态分析242l 52.三角平台受谐波载荷作用的结构响应244l 53.三角平台受一地震谱激励的应力分布和支反力246l 54.三角平台受时程载荷作用的应力分布和变形过程248l 55.经典层合板理论250l 56定易圆轨迹的例子257l 57模拟门式刚架施工单元生死257l 58钢筋混凝土整体式模型例子260l 59在荷载步之间改变材料属性例子262l 60含预应力的

5、特征值屈曲计算263l 61振型叠加计算及工况组合例子265l 62柱子稳定分析算（预应力，特征值屈曲，初始缺陷）268l 63module MConcrete !混凝土模板271l 64.混凝土开裂实例279l 65螺栓网格划分280l 66自由液面的土石坝平面渗流分析281l 67导出刚度矩阵285l 68某混凝土拱坝工程施工期及运行期温度场仿真分析286l 69移动温度荷载计算293l 70SHSD用于壳-实体装配实例An295l 71ansys显示隐式回弹分析实例299l 72工况组合的经典例子3141ANSYS SOLID65环向布置钢筋的例子! 一个管道，环向配筋率为1%，纵向配筋

6、率为0.5%，径向配筋率为0.1%! FINISH/CLEAR/PREP7 !* ! 单元属性ET,1,SOLID65!* KEYOPT,1,1,0KEYOPT,1,5,0KEYOPT,1,6,0KEYOPT,1,7,1!* !实参数1：不同方向配筋R,1,2,.001, , ,2, .01, RMORE, 90, ,2,.005 ,90 ,90 , !Adds real constants to a set. !材料属性!混凝土基本材料属性MPTEMP, MPTEMP,1,0 MPDATA,EX,1,30E2MPDATA,PRXY,1,.2 !屈服准则 TB,MISO,1,1,5, TBTE

7、MP,0TBPT,0.0005,15TBPT,0.001,21TBPT,0.0015,24 TBPT,0.002,27TBPT,0.003,24!破坏准则 TB,CONC,1,1,9, TBTEMP,0TBDATA,.5,.9,3,30,!抗拉和抗压是10 倍的关系TBDATA,1, MPTEMP, MPTEMP,1,0 !钢材基本属性MPDATA,EX,2,200E3MPDATA,PRXY,2,.27 !屈服准则TB,BISO,2,1,2, TBTEMP,0TBDATA,310,2E3, ! 管道内径和外径CYL4,0,0,3000, , , ,10000 CYL4,0,0,2000, ,

8、, ,10000 VSBV, 1, 2 ! 定义局部柱坐标CSWPLA,11,1,1,1,! Defines a local coordinate system at the origin of the working plane.KWPAVE, 11!move to keypoint11 WPRO,-90.000000, VSBW, 3 WPCSYS,-1,0 !Defines the working plane location based on a coordinate system.KWPAVE, 1 WPRO,-90.000000 VSBW,ALLESIZE,500,0,! 注意：设

9、定单元局部坐标VATT, 1, 1, 1, 11!* VSWEEP,ALL/DEVICE,VECTOR,1/ESHAPE,1.0!Displays elements with shapes determined from the real constants or section /REPLO ! 注意：红色代表最大配筋方向，绿色代表其次，蓝色表示最小配筋方向 2.混凝土非线性计算实例（1）- MISO单压 !MISO单压 FINISH /CLEAR /PREP7 ET,1,SOLID65 R,1 MP,EX,1,30E3 MP,NUXY,1,0.2 TB,CONCR,1,1 TBTEMP,0

10、 TBDATA,1,0.3,0.5,2.5,-1 TB,MISO,1,1,15 TBPT, 100E-6, 3.0 TBPT, 300E-6, 8.3 TBPT, 600E-6,14.6 TBPT, 900E-6,19.1 TBPT,1100E-6,21.0 TBPT,1250E-6,22.0 TBPT,1400E-6,22.6 TBPT,1550E-6,22.8 TBPT,1650E-6,22.7 TBPT,1800E-6,22.3 TBPT,2000E-6,21.4 TBPT,2800E-6,16.8 TBPT,3200E-6,14.7 TBPT,3800E-6,12.3 TBPT,460

11、0E-6,9.9 !TB,MKIN,1 !TBTEMP,STRAIN !TBDATA,600E-6,1100E-6,1600E-6,3000E-6,4500E-6 !TBTEMP,0 !TBDATA,15,21.5,23,16,9 BLOCK,0,50,0,50,0,50 MSHAPE,0,3D MSHKEY,1 ESIZE,10 VMESH,ALL NSEL,S,LOC,X,0 D,ALL,UX,0 NSEL,S,LOC,Y,0 D,ALL,UY,0 NSEL,S,LOC,Z,0 D,ALL,UZ,0 NSEL,S,LOC,Y,50 CP,1,UY,ALL NSEL,ALL FINISH /

12、VIEW,1,1,1,1 /REPLOT /SOLU ANTYPE,STATIC AUTOTS,OFF OUTRES,ALL,1 TIME,50 NSUBST,50 D,1,UY,-.25 NSEL,ALL SOLVE FINISH /POST26 NSOL,2,1,U,Y,UY RFORCE,3,1,F,Y,FY ADD,4,2,STRAIN,-1/50 ADD,5,3,STRESS,-1/2500 /AXLAB,X,STRAIN /AXLAB,Y,STRESS XVAR,4 PLVAR,5 FINISH 3.混凝土非线性计算实例（2）- MISO约束压 !MISO约束压 FINISH /C

13、LEAR /PREP7 ANTYPE,STATIC ET,1,SOLID65 R,1 MP,EX,1,30E3 MP,NUXY,1,0.2 TB,CONCR,1,1 TBTEMP,0 TBDATA,1,0.3,0.5,2.5,-1 TB,MISO,1,1,15 TBPT, 100E-6, 3.0 TBPT, 300E-6, 8.3 TBPT, 600E-6,14.6 TBPT, 900E-6,19.1 TBPT,1100E-6,21.0 TBPT,1250E-6,22.0 TBPT,1400E-6,22.6 TBPT,1550E-6,22.8 TBPT,1650E-6,22.7 TBPT,18

14、00E-6,22.3 TBPT,2000E-6,21.4 TBPT,2800E-6,16.8 272TBPT,3200E-6,14.7 TBPT,3800E-6,12.3 TBPT,4600E-6,9.9 !TB,MKIN,1 !TBTEMP,STRAIN !TBDATA,600E-6,1100E-6,1600E-6,3000E-6,4500E-6 !TBTEMP,0 !TBDATA,15,21.5,23,16,9 BLOCK,0,50,0,50,0,50 ESIZE,10 VMESH,ALL MSHAPE,0,3D NSEL,S,LOC,X,0 D,ALL,UX,0 NSEL,S,LOC,Y

15、,0 D,ALL,UY,0 NSEL,S,LOC,Z,0 D,ALL,UZ,0 NSEL,S,LOC,Y,50 CP,1,UY,ALL D,ALL,UX,0 D,ALL,UZ,0 NSEL,ALL FINISH /VIEW,1,1,1,1 /REPLOT /SOLU OUTRES,ALL,1 TIME,20 NSUBST,20,0,20 D,1,UY,-.04 LSWRITE,1 TIME,30 NSUBST,20,0,20 D,1,UY,-.06 LSWRITE,2 TIME,40 NSUBST,100 D,1,UY,-.1 LSWRITE,3 LSSOLVE,1,3 FINISH /POS

16、T26 NSOL,2,1,U,Y,UY RFORCE,3,1,F,Y,FY ADD,4,2,STRAIN,-1/50 ADD,5,3,STRESS,-1/2500 /AXLAB,X,STRAIN /AXLAB,Y,STRESS XVAR,4 PLVAR,5 FINISH 4.混凝土非线性计算实例（3）- KINH滞回 !KINH滞回 FINISH /CLEAR /PREP7 ANTYPE,STATIC ET,1,SOLID65 R,1 MP,EX,1,30E3 MP,NUXY,1,0.2 TB,CONCR,1,1 TBTEMP,0 TBDATA,1,0.3,0.5,2.5,-1 TB,KINH

17、,1,1,10 TBPT, 150E-6, 4.5 TBPT, 600E-6,14.8 TBPT,1000E-6,20.25 TBPT,1300E-6,22.3 TBPT,1480E-6,22.8 TBPT,1620E-6,22.8 TBPT,1800E-6,22.3 TBPT,2000E-6,21.4 TBPT,3500E-6,12.8 TBPT,5000E-6, 9.0 BLOCK,0,50,0,50,0,50 ESIZE,10 VMESH,ALL MSHAPE,0,3D NSEL,S,LOC,X,0 D,ALL,UX,0 NSEL,S,LOC,Y,0 D,ALL,UY,0 NSEL,S,

18、LOC,Z,0 D,ALL,UZ,0 NSEL,S,LOC,Y,50 CP,1,UY,ALL NSEL,ALL FINISH /VIEW,1,1,1,1 /REPLOT /SOLU OUTRES,ALL,ALL TIME,20 NSUBST,20,0,20 D,1,UY,-.04 LSWRITE,1 TIME,35 NSUBST,15,0,15 D,1,UY,-.01 LSWRITE,2 TIME,90 NSUBST,55,0,55 D,1,UY,-.12 LSWRITE,3 TIME,125 NSUBST,35,0,35 D,1,UY,-.05 LSWRITE,4 TIME,175 NSUB

19、ST,50,0,50 D,1,UY,-.15 LSWRITE,5 LSSOLVE,1,5 FINISH /POST26 NSOL,2,1,U,Y,UY RFORCE,3,1,F,Y,FY ADD,4,2,STRAIN,-1/50 ADD,5,3,STRESS,-1/2500 /AXLAB,X,STRAIN /AXLAB,Y,STRESS XVAR,4 PLVAR,5 FINISH 5.混凝土非线性计算实例（4）- KINH压-拉裂 !KINH压拉裂 压到峰值，泄载、反向加载到拉裂 FINISH /CLEAR /PREP7 ANTYPE,STATIC ET,1,SOLID65 R,1 MP,EX

20、,1,30E3 MP,NUXY,1,0.2 TB,CONCR,1,1 TBTEMP,0 TBDATA,1,0.3,0.5,2.5,-1 TB,KINH,1,1,10 TBPT, 150E-6, 4.5 TBPT, 600E-6,14.8 TBPT,1000E-6,20.25 TBPT,1300E-6,22.3 TBPT,1480E-6,22.8 TBPT,1620E-6,22.8 TBPT,1800E-6,22.3 TBPT,2000E-6,21.4 TBPT,3500E-6,12.8 TBPT,5000E-6, 9.0 BLOCK,0,50,0,50,0,50 ESIZE,10 VMESH,

21、ALL MSHAPE,0,3D NSEL,S,LOC,X,0 D,ALL,UX,0 NSEL,S,LOC,Y,0 D,ALL,UY,0 NSEL,S,LOC,Z,0 D,ALL,UZ,0 NSEL,S,LOC,Y,50 CP,1,UY,ALL NSEL,ALL FINISH /VIEW,1,1,1,1 /REPLOT /SOLU OUTRES,ALL,ALL TIME,20 NSUBST,20,0,20 D,1,UY,-.04 LSWRITE,1 TIME,45 NSUBST,25,0,25 D,1,UY,.01 LSWRITE,2 LSSOLVE,1,2 FINISH /POST26 NSO

22、L,2,1,U,Y,UY RFORCE,3,1,F,Y,FY ADD,4,2,STRAIN,-1/50 ADD,5,3,STRESS,-1/2500 /AXLAB,X,STRAIN /AXLAB,Y,STRESS XVAR,4 PLVAR,5 FINISH 6.混凝土非线性计算实例（5） FINISH /CLEAR /PREP7 ANTYPE,STATIC ET,1,SOLID65 R,1 MP,EX,1,30E3 MP,NUXY,1,0.2 TB,CONCR,1,1 TBTEMP,0 TBDATA,1,0.3,0.5,2.5,-1 TB,KINH,1,1,18 TBPT, 100E-6, 3

23、.0 TBPT, 300E-6, 8.3 TBPT, 600E-6,14.6 TBPT, 900E-6,19.1 TBPT,1100E-6,21.0 TBPT,1250E-6,22.0 TBPT,1400E-6,22.6 TBPT,1550E-6,22.8 TBPT,1650E-6,22.7 TBPT,1800E-6,22.3 TBPT,2000E-6,21.4 TBPT,2400E-6,19.1 TBPT,2800E-6,16.8 TBPT,3200E-6,14.7 TBPT,3600E-6,13.0 TBPT,4100E-6,11.3 TBPT,4600E-6,9.9 BLOCK,0,50

24、,0,50,0,50 ESIZE,10 VMESH,ALL MSHAPE,0,3D NSEL,S,LOC,X,0 D,ALL,UX,0 NSEL,S,LOC,Y,0 D,ALL,UY,0 NSEL,S,LOC,Z,0 D,ALL,UZ,0 NSEL,S,LOC,Y,50 CP,1,UY,ALL NSEL,ALL FINISH /VIEW,1,1,1,1 /REPLOT /SOLU OUTRES,ALL,ALL TIME,50 NSUBST,50,0,50 D,1,UY,-.25 SOLVE FINISH /POST26 NSOL,2,1,U,Y,UY RFORCE,3,1,F,Y,FY ADD

25、,4,2,STRAIN,-1/50 ADD,5,3,STRESS,-1/2500 /AXLAB,X,STRAIN /AXLAB,Y,STRESS XVAR,4 PLVAR,5 FINISH 7.混凝土非线性计算实例（6） !MISO约束压 FINISH /CLEAR /PREP7 ANTYPE,STATIC ET,1,SOLID65 R,1 MP,EX,1,30E3 MP,NUXY,1,0.2 TB,CONCR,1,1 TBTEMP,0 TBDATA,1,0.3,0.5,2.5,-1 TB,KINH,1,1,15 TBPT, 100E-6, 3.0 TBPT, 300E-6, 8.3 TBPT

26、, 600E-6,14.6 TBPT, 900E-6,19.1 TBPT,1100E-6,21.0 TBPT,1250E-6,22.0 TBPT,1400E-6,22.6 TBPT,1550E-6,22.8 TBPT,1650E-6,22.7 TBPT,1800E-6,22.3 TBPT,2000E-6,21.4 TBPT,2800E-6,16.8 TBPT,3200E-6,14.7 TBPT,3800E-6,12.3 TBPT,4600E-6,9.9 !TB,MKIN,1 !TBTEMP,STRAIN !TBDATA,600E-6,1100E-6,1600E-6,3000E-6,4500E-

27、6 !TBTEMP,0 !TBDATA,15,21.5,23,16,9 BLOCK,0,50,0,50,0,50 ESIZE,10 VMESH,ALL MSHAPE,0,3D NSEL,S,LOC,X,0 D,ALL,UX,0 NSEL,S,LOC,Y,0 D,ALL,UY,0 NSEL,S,LOC,Z,0 D,ALL,UZ,0 NSEL,S,LOC,Y,50 CP,1,UY,ALL D,ALL,UX,0 D,ALL,UZ,0 NSEL,ALL FINISH /VIEW,1,1,1,1 /REPLOT /SOLU OUTRES,ALL,1 TIME,20 NSUBST,20,0,20 D,1,

28、UY,-.04 LSWRITE,1 TIME,30 NSUBST,20,0,20 D,1,UY,-.06 LSWRITE,2 TIME,40 NSUBST,100 D,1,UY,-.1 LSWRITE,3 LSSOLVE,1,3 FINISH /POST26 NSOL,2,1,U,Y,UY RFORCE,3,1,F,Y,FY ADD,4,2,STRAIN,-1/50 ADD,5,3,STRESS,-1/2500 /AXLAB,X,STRAIN /AXLAB,Y,STRESS XVAR,4 PLVAR,5 FINISH 8.混凝土非线性计算实例（7）- MISO滞回 !MISO滞回 FINISH

29、 /CLEAR /PREP7 ANTYPE,STATIC ET,1,SOLID65 R,1 MP,EX,1,30E3 MP,NUXY,1,0.2 TB,CONCR,1,1 TBTEMP,0 TBDATA,1,0.3,0.5,2.5,-1 TB,MISO,1,1,15 TBPT, 100E-6, 3.0 TBPT, 300E-6, 8.3 TBPT, 600E-6,14.6 TBPT, 900E-6,19.1 TBPT,1100E-6,21.0 TBPT,1250E-6,22.0 TBPT,1400E-6,22.6 TBPT,1550E-6,22.8 TBPT,1650E-6,22.7 TBPT

30、,1800E-6,22.3 TBPT,2000E-6,21.4 TBPT,2800E-6,16.8 TBPT,3200E-6,14.7 TBPT,3800E-6,12.3 TBPT,4600E-6,9.9 BLOCK,0,50,0,50,0,50 ESIZE,10 VMESH,ALL MSHAPE,0,3D NSEL,S,LOC,X,0 D,ALL,UX,0 NSEL,S,LOC,Y,0 D,ALL,UY,0 NSEL,S,LOC,Z,0 D,ALL,UZ,0 NSEL,S,LOC,Y,50 CP,1,UY,ALL NSEL,ALL FINISH /VIEW,1,1,1,1 /REPLOT /

31、SOLU OUTRES,ALL,ALL TIME,20 NSUBST,20,0,20 D,1,UY,-.04 LSWRITE,1 TIME,35 NSUBST,15,0,15 D,1,UY,-.01 LSWRITE,2 TIME,60 NSUBST,25,0,25 D,1,UY,-.06 LSWRITE,3 TIME,80 NSUBST,20,0,20 D,1,UY,-.02 LSWRITE,4 TIME,110 NSUBST,30,0,30 D,1,UY,-.08 LSWRITE,5 LSSOLVE,1,5 FINISH /POST26 NSOL,2,1,U,Y,UY RFORCE,3,1,

32、F,Y,FY ADD,4,2,STRAIN,-1/50 ADD,5,3,STRESS,-1/2500 /AXLAB,X,STRAIN /AXLAB,Y,STRESS XVAR,4 PLVAR,5 FINISH 9.混凝土非线性计算实例（8） !MISO单压 FINISH /CLEAR /PREP7 ANTYPE,STATIC ET,1,SOLID65 R,1 MP,EX,1,30E3 MP,NUXY,1,0.2 TB,CONCR,1,1 TBTEMP,0 TBDATA,1,0.3,0.5,2.5,-1 TB,MISO,1,1,10 TBPT, 150E-6, 4.5 TBPT, 600E-6,

33、14.8 TBPT,1000E-6,20.25 TBPT,1300E-6,22.3 TBPT,1480E-6,22.8 TBPT,1620E-6,22.8 TBPT,1800E-6,22.3 TBPT,2000E-6,21.4 TBPT,3500E-6,12.8 TBPT,5000E-6, 9.0 !TB,MKIN,1 !TBTEMP,STRAIN !TBDATA,600E-6,1100E-6,1600E-6,3000E-6,4500E-6 !TBTEMP,0 !TBDATA,15,21.5,23,16,9 BLOCK,0,50,0,50,0,50 ESIZE,10 VMESH,ALL MSH

34、APE,0,3D NSEL,S,LOC,X,0 D,ALL,UX,0 NSEL,S,LOC,Y,0 D,ALL,UY,0 NSEL,S,LOC,Z,0 D,ALL,UZ,0 NSEL,S,LOC,Y,50 CP,1,UY,ALL NSEL,ALL FINISH /VIEW,1,1,1,1 /REPLOT /SOLU OUTRES,ALL,1 TIME,50 NSUBST,100,0,100 D,1,UY,-.25 SOLVE FINISH /POST26 NSOL,2,1,U,Y,UY RFORCE,3,1,F,Y,FY ADD,4,2,STRAIN,-1/50 ADD,5,3,STRESS,

35、-1/2500 /AXLAB,X,STRAIN /AXLAB,Y,STRESS XVAR,4 PLVAR,5 FINISH 10.混凝土非线性计算实例（9）-梁平面应力 !梁平面应力 FINISH /CLEAR /PREP7 ET,1,SOLID65 R,1 MP,EX,1,30E3 MP,NUXY,1,0.2 TB,CONCR,1,1 TBTEMP,0 TBDATA,1,0.3,0.5,2.5,-1 TB,MISO,1,1,15 TBPT, 100E-6, 3.0 TBPT, 300E-6, 8.3 TBPT, 600E-6,14.6 TBPT, 900E-6,19.1 TBPT,1100E

36、-6,21.0 TBPT,1250E-6,22.0 TBPT,1400E-6,22.6 TBPT,1550E-6,22.8 TBPT,1650E-6,22.7 TBPT,1800E-6,22.3 TBPT,2000E-6,21.4 TBPT,2800E-6,16.8 TBPT,3200E-6,14.7 TBPT,3800E-6,12.3 TBPT,4600E-6, 9.9 ET,2,LINK8 R,2,30 R,3,6 MP,EX,2,200E3 MP,NUXY,2,0.3 TB,BKIN,2,1 TBTEMP,0 TBDATA,300,0 /ESHAPE,1 /TRIAD,LBOT /VIE

37、W,1,1,1,1 N,1,0,0,0 N,2,20,0,0 NGEN,11,2,1,2,1,0,20 NGEN,43,22,1,22,1,0,0,20 E,1,2,4,3,23,24,26,25 EGEN,10,2,1 TYPE,2 REAL,2 MAT,2 E,3,25 E,4,26 REAL,3 E,19,41 E,20,42 EGEN,42,22,1,14 E,47,63 E,48,64 EGEN,10,88,589,590 /NUMBER,1 /PNUM,TYPE,1 /REPLOT NSEL,S,LOC,Z,0 D,ALL,UZ,0 NSEL,S,LOC,Y,0 NSEL,R,LO

38、C,Z,740 D,ALL,UY,0 NSEL,ALL FINISH /SOLU ANTYPE,STATIC NSEL,S,LOC,Y,200 NSEL,R,LOC,Z,200 D,ALL,UY,-2 TIME,200 NSUBST,10 LSWRITE,1 D,ALL,UY,-0.21 TIME,21 NSUBST,100 LSWRITE,2 D,ALL,UY,-1 TIME,100 NSUBST,100 LSWRITE,3 NSEL,ALL AUTOTS,1 OUTRES,ALL,1 PRED,ON LSSOLVE,1,3 FINISH 11.四层弹簧质点模型的地震分析包括频率分析，谱分析

39、和时程分析作者：陆新征，清华大学土木工程系 FINI/CLEAR/UNITS,SI /PREP7 DAMPRATIO=0.02 !振型阻尼系数都为0.02ET,1,BEAM188KEYOPT,1,7,1KEYOPT,1,8,1ET,2,MASS21,4MP,EX,1,210E9 MP,NUXY,1,0.3 MP,DENS,1,7800 MPDATA,DAMP,1,DAMPRATIOSECTYPE,3,BEAM,ISECDATA,0.2,0.2,0.5,0.01,0.01,0.008R,1,1.6E2,1.6E2R,2,1.2E2,1.2E2K,1,0,0,0 K,2,0,3,0 K,3,0,6

40、,0 K,4,0,9,0 K,5,0,12,0 K,6,0,0,10000L,1,2L,2,3L,3,4L,4,5LSEL,1,4LATT,1,0,1,6,3 ALLSLESIZE,ALL, , ,3 , , , , ,1 LMESH,ALL NUMMRG,ALLNUMCMP,ALLTYPE,2REAL,1E,2TYPE,2REAL,2E,8E,14E,20*SET,NT,1001*SET,DT,0.02 *DIM,AC,NT *VREAD,AC(1),RECORD,TXT(F8.3)/SOLU D,1,ALL,ANTYPE,0SOLVEFINISH/SOLU !模态分析ANTYPE,2MOD

41、OPT,SUBSP,8 MXPAND,8, , ,1 SOLVEFINI!得到自振频率1*GET,FREQ1,MODE,1,FREQ/ESHAPE,1.0 /SOLUANTYPE,SPECTR !谱分析SPOPT,SPRSMDAMP,1,DAMPRATIO, , , , , , SED,1SVTYPE,2,1FREQ,0.167,0.25,0.333,0.44444,0.5,0.667,1,1.25,1.667SV,0.154350625,0.191590625,0.210210625,0.224175625,0.250716714,0.329514922,0.484352764,0.5987

42、23486,0.786897371FREQ,2.222,10,100000SV,1.034212766,1.034212766,0.3528!按7度多遇地震，地震影响系数0.08 第一组III场地TG0.45SRSS,0.01,DISPSOLVEFINISH/POST1/INP,MCOMNSORT,U,SUM *GET,DMAX_SPE,SORT, ,MAX !反应谱最大变形!开始地震计算FINISH/CONFIG,NRES,20000/SOLU ANTYPE,TRANS TRNOPT,FULL ALPHAD,2*DAMPRATIO*FREQ1*2*3.1415926BETAD,2*DAMPRATIO/(FREQ1*2*3.1415926)*DO,I,1,1001ACEL,AC(I),0,0 TIME,I*0.02 OUTRES,ALL,ALLSOLVE *ENDDO FINISH /POST26 FILENSOL,2,20,U,X, PLVAR,2, , , , , , , , , ,