有做过钢筋混凝土 模拟的大神么??小弟有问题请教~~
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小弟,毕业论文需要进行钢筋混凝土的ansys模拟,由于是新手,很多问题都不懂,希望大神能够解答小弟的疑惑,(1)选用solid 45 用作垫块时,材料属性和实常数 还用输入么??不输入的话,划分网格时怎么办??
(2)做钢筋混凝土抗弯模拟时,荷载的大小取多大???是加集中力荷载么??载荷步怎么设置???
(2)做钢筋混凝土抗弯模拟时,荷载的大小取多大???是加集中力荷载么??载荷步怎么设置???
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1.ANSYS 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,1,1,0
KEYOPT,1,5,0
KEYOPT,1,6,0
KEYOPT,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,,30E2
MPDATA,PRXY,1,,.2
!屈服准则
TB,MISO,1,1,5,
TBTEMP,0
TBPT,,0.0005,15
TBPT,,0.001,21
TBPT,,0.0015,24
TBPT,,0.002,27
TBPT,,0.003,24
!破坏准则
TB,CONC,1,1,9,
TBTEMP,0
TBDATA,,.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,,200E3
MPDATA,PRXY,2,,.27
!屈服准则
TB,BISO,2,1,2,
TBTEMP,0
TBDATA,,310,2E3,,,,
! 管道内径和外径
CYL4,0,0,3000, , , ,10000
CYL4,0,0,2000, , , ,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,ALL
ESIZE,500,0,
! 注意:设定单元局部坐标
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
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,,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
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
/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
/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,,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-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,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
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,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,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
NSUBST,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,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,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
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
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, 3.0
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,0,50,0,50,0,50
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,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,, 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-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,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
/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,,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
/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,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-6,14.8
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
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,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,,,-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-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
/VIEW,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,LOC,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