求用强度折减法ansys求解隧道开挖安全系数命令流。

求用强度折减法ansys求解隧道开挖安全系数命令流。,第1张

首先很高兴为你解答,我自认为自己对岩土边坡稳定性这一方面,特别是数值模拟分析方面还是有一定研究的。首先,针对你用ansys求解答碰安全系数,利用强度折减系数法,ansys是没带局有自己折减的功能的,这个需要你自己对粘聚力和内摩擦角进行折减,然后再带入计算,知道ansys计算不收敛的Fs即可认为是安全系数。希望你明白,我可以给你一个未折清行谈减的命令,别忘记采纳!

/COM,STRUCTURAL

/TITLE,LEFT SLOPE OF JINGPING

/PREP7

*afun,deg

ET,1,PLANE82

ET,2,BEAM3

ET,3,LINK1

KEYOPT,1,3,2

KEYOPT,1,5,0

KEYOPT,1,6,0

R,1,1,1/12,1, , , ,

R,2,0.0016, ,

MPTEMP,,,,,,,,

MPTEMP,1,0

MPDATA,EX,1,,4.7e9

MPDATA,PRXY,1,,0.35

MPTEMP,,,,,,,,

MPTEMP,1,0

MPDATA,DENS,1,,2700

TB,DP,1,,,

TBMODIF,1,1,1.6E6

TBMODIF,1,2,23

TBMODIF,1,3,

MPTEMP,,,,,,,,

MPTEMP,1,0

MPDATA,EX,2,,8.4E9

MPDATA,PRXY,2,,0.3

MPTEMP,,,,,,,,

MPTEMP,1,0

MPDATA,DENS,2,,2700

TB,DP,2,,,

TBMODIF,1,1,2.2E6

TBMODIF,1,2,30

TBMODIF,1,3,

MPTEMP,,,,,,,,

MPTEMP,1,0

MPDATA,EX,3,,3.2E9

MPDATA,PRXY,3,,0.275

MPTEMP,,,,,,,,

MPTEMP,1,0

MPDATA,DENS,3,,2700

TB,DP,3,,,

TBMODIF,1,1,1.5E6

TBMODIF,1,2,20

TBMODIF,1,3,

MPTEMP,,,,,,,,

MPTEMP,1,0

MPDATA,EX,4,,4.8E10

MPDATA,PRXY,4,,0.25

MPTEMP,,,,,,,,

MPTEMP,1,0

MPDATA,DENS,4,,2700

TB,DP,4,,,

TBMODIF,1,1,3.2E6

TBMODIF,1,2,42

TBMODIF,1,3,

MPTEMP,,,,,,,,

MPTEMP,1,0

MPDATA,EX,5,,3E10

MPDATA,PRXY,5,,0.2

MPTEMP,,,,,,,,

MPTEMP,1,0

MPDATA,DENS,5,,2500

MPTEMP,,,,,,,,

MPTEMP,1,0

MPDATA,EX,6,,1.7E11

MPDATA,PRXY,6,,0.3

MPTEMP,,,,,,,,

MPTEMP,1,0

MPDATA,DENS,6,,7959

K,1,0,0,0

K,2,500,0,0,

K,3,500,160,0,

K,4,0,160,0,

K,5,0,190,0,

K,6,0,220,0,

K,7,0,250,0,

K,8,0,280,0,

K,9,0,300,0,

K,10,156,300,0,

K,11,161.95,295,0,

K,12,167.89,290,0,

K,13,173.84,285,0,

K,14,179.79,280,0,

K,15,185.73,275,0,

K,16,191.68,270,0,

K,17,197.63,265,0,

K,18,203.57,260,0,

K,19,209.52,255,0,

K,20,215.46,250,0,

K,21,221.41,245,0,

K,22,227.36,240,0,

K,23,233.30,235,0,

K,24,239.25,230,0,

K,25,245.20,225,0,

K,26,251.14,220,0,

K,27,257.09,215,0,

K,28,263.04,210,0,

K,29,268.98,205,0,

K,30,274.93,200,0,

K,31,280.88,195,0,

K,32,286.82,190,0,

K,33,292.77,185,0,

K,34,298.71,180,0,

K,35,304.66,175,0,

K,36,310.61,170,0,

K,37,316.55,165,0,

K,38,322.5,160,0,

K,39,232,160,0,

K,40,229.5,165,0,

K,41,227,170,0,

K,42,224.5,175,0,

K,43,222,180,0,

K,44,219.5,185,0,

K,45,217,190,0,

K,46,214,190,0,

K,47,211.5,195,0,

K,48,209,200,0,

K,49,206.5,205,0,

K,50 ,204,210,0,

K,51,201.5,215,0,

K,52,199,220,0,

K,53,196,220,0,

K,54,193.5,225,0,

K,55,191,230,0,

K,56,188.5,235,0,

K,57,186,240,0,

K,58,183.5,245,0,

K,59,181,250,0,

K,60,178,250,0,

K,61,175.5,255,0,

K,62,173,260,0,

K,63,170.5,265,0,

K,64,168,270,0,

K,65,165.5,275,0,

K,66,163,280,0,

K,67,160,280,0,

K,68,157.5,285,0,

K,69,155,290,0,

K,70,152.5,295,0,

K,71,150,300,0,

K,72,142.5,295,0,

K,73,145,290,0,

K,74,147.5,285,0,

K,75,150,280,0,

K,76,155.5,275,0,

K,77,158,270,0,

K,78,160.5,265,0,

K,79,163,260,0,

K,80,165.5,255,0,

K,81,168,250,0,

K,82,173.5,245,0,

K,83,176,240,0,

K,84,178.5,235,0,

K,85,181,230,0,

K,86,183.5,225,0,

K,87,186,220,0,

K,88,191.5,215,0,

K,89,194,210,0,

K,90,196.5,205,0,

K,91,199,200,0,

K,92,201.5,195,0,

K,93,204,190,0,

K,94,209.5,185,0,

K,95,212,180,0,

K,96,214.5,175,0,

K,97,217,170,0,

K,98,219.5,165,0,

K,99,222,160,0,

L,10,11

L,11,12

L,12,13

L,13,14

L,14,15

L,15,16

L,16,17

L,17,18

L,18,19

L,19,20

L,20,21

L,21,22

L,22,23

L,23,24

L,24,25

L,25,26

L,26,27

L,27,28

L,28,29

L,29,30

L,30,31

L,31,32

L,32,33

L,33,34

L,34,35

L,35,36

L,36,37

L,37,38

L,10,71

L,71,70

L,70,69

L,69,68

L,68,67

L,67,66

L,66,65

L,65,64

L,64,63

L,63,62

L,62,61

L,61,60

L,60,59

L,59,58

L,58,57

L,57,56

L,56,55

L,55,54

L,54,53

L,53,52

L,52,51

L,51,50

L,50,49

L,49,48

L,48,47

L,47,46

L,46,45

L,45,44

L,44,43

L,43,42

L,42,41

L,41,40

L,40,39

L,39,38

L,40,37

L,41,36

L,42,35

L,43,34

L,44,33

L,45,32

L,47,31

L,48,30

L,49,29

L,50,28

L,51,27

L,52,26

L,54,25

L,55,24

L,56,23

L,57,22

L,58,21

L,59,20

L,61,19

L,62,18

L,63,17

L,64,16

L,65,15

L,66,14

L,68,13

L,69,12

L,70,11

L,9,71

L,9,8

L,8,7

L,7,6

L,6,5

L,5,4

L,4,1

L,8,67

L,7,60

L,6,53

L,5,46

L,4,39

L,38,3

L,1,2

L,2,3

L,72,71

L,73,70

L,74,69

L,75,68

L,76,66

L,77,65

L,78,64

L,79,63

L,80,62

L,81,61

L,82,59

L,83,58

L,84,57

L,85,56

L,86,55

L,87,54

L,88,52

L,89,51

L,90,50

L,91,49

L,92,48

L,93,47

L,94,45

L,95,44

L,96,43

L,97,42

L,98,41

L,99,40

AL,1,29,30,89

AL,2,89,88,31

AL,3,88,87,32

AL,4,87,86,33,34

AL,5,86,85,35

AL,6,85,84,36

AL,7,84,83,37

AL,8,83,82,38

AL,9,82,81,39

AL,10,81,80,40,41

AL,11,80,79,42

AL,12,79,78,43

AL,13,78,77,44

AL,14,77,76,45

AL,15,76,75,46

AL,16,75,74,47,48

AL,17,74,73,49

AL,18,73,72,50

AL,19,72,71,51

AL,20,71,70,52

AL,21,70,69,53

AL,22,69,68,54,55

AL,23,68,67,56

AL,24,67,66,57

AL,25,66,65,58

AL,26,65,64,59

AL,27,64,63,60

AL,28,63,62,61

AL,30,31,32,33,90,91,97

AL,34,35,36,37,38,39,40,97,92,98

AL,41,42,43,44,45,46,47,98,93,99

AL,48,49,50,51,52,53,54,99,94,100

AL,55,56,57,58,59,60,61,100,95,101

AL,96,101,62,102,103,104

LESIZE,1,,,2

LESIZE,2,,,2

LESIZE,3,,,2

LESIZE,4,,,2

LESIZE,5,,,2

LESIZE,6,,,2

LESIZE,7,,,2

LESIZE,8,,,2

LESIZE,9,,,2

LESIZE,10,,,2

LESIZE,11,,,2

LESIZE,12,,,2

LESIZE,13,,,2

LESIZE,14,,,2

LESIZE,15,,,2

LESIZE,16,,,2

LESIZE,17,,,2

LESIZE,18,,,2

LESIZE,19,,,2

LESIZE,20,,,2

LESIZE,21,,,2

LESIZE,22,,,2

LESIZE,23,,,2

LESIZE,24,,,2

LESIZE,25,,,2

LESIZE,26,,,2

LESIZE,27,,,2

LESIZE,28,,,2

LESIZE,29,,,2

LESIZE,30,,,2

LESIZE,31,,,2

LESIZE,32,,,2

LESIZE,33,,,2

LESIZE,34,,,1

LESIZE,35,,,2

LESIZE,36,,,2

LESIZE,37,,,2

LESIZE,38,,,2

LESIZE,39,,,2

LESIZE,40,,,2

LESIZE,41,,,1

LESIZE,42,,,2

LESIZE,43,,,2

LESIZE,44,,,2

LESIZE,45,,,2

LESIZE,46,,,2

LESIZE,47,,,2

LESIZE,48,,,1

LESIZE,49,,,2

LESIZE,50,,,2

LESIZE,51,,,2

LESIZE,52,,,2

LESIZE,53,,,2

LESIZE,54,,,2

LESIZE,55,,,1

LESIZE,56,,,2

LESIZE,57,,,2

LESIZE,58,,,2

LESIZE,59,,,2

LESIZE,60,,,2

LESIZE,61,,,2

LESIZE,62,,,15

LESIZE,63,,,10

LESIZE,64,,,10

LESIZE,65,,,10

LESIZE,66,,,10

LESIZE,67,,,10

LESIZE,68,,,10

LESIZE,69,,,10

LESIZE,70,,,10

LESIZE,71,,,10

LESIZE,72,,,10

LESIZE,73,,,10

LESIZE,74,,,10

LESIZE,75,,,10

LESIZE,76,,,10

LESIZE,77,,,10

LESIZE,78,,,10

LESIZE,79,,,10

LESIZE,80,,,10

LESIZE,81,,,10

LESIZE,82,,,10

LESIZE,83,,,10

LESIZE,84,,,8

LESIZE,85,,,8

LESIZE,86,,,8

LESIZE,87,,,8

LESIZE,88,,,6

LESIZE,89,,,4

LESIZE,90,,,15

LESIZE,91,,,2

LESIZE,92,,,3

LESIZE,93,,,3

LESIZE,94,,,3

LESIZE,95,,,3

LESIZE,96,,,16

LESIZE,97,,,16

LESIZE,98,,,18

LESIZE,99,,,20

LESIZE,100,,,22

LESIZE,101,,,23

LESIZE,102,,,12

LESIZE,103,,,50

LESIZE,104,,,16

LESIZE,105,,,2

LESIZE,106,,,2

LESIZE,107,,,2

LESIZE,108,,,2

LESIZE,109,,,2

LESIZE,110,,,2

LESIZE,111,,,2

LESIZE,112,,,2

LESIZE,113,,,2

LESIZE,114,,,2

LESIZE,115,,,2

LESIZE,116,,,2

LESIZE,117,,,2

LESIZE,118,,,2

LESIZE,119,,,2

LESIZE,120,,,2

LESIZE,121,,,2

LESIZE,122,,,2

LESIZE,123,,,2

LESIZE,124,,,2

LESIZE,125,,,2

LESIZE,126,,,2

LESIZE,127,,,2

LESIZE,128,,,2

LESIZE,129,,,2

LESIZE,130,,,2

LESIZE,131,,,2

LESIZE,132,,,2

TYPE,1

MAT,1

ASEL,S,AREA,,1,4,1

MSHKEY,0

MSHAPE,0

AMESH,ALL

ALLSEL

TYPE,1

MAT,1

AMESH,29

ALLSEL

TYPE,1

MAT,2

ASEL,S,AREA,,5,16,1

MSHKEY,0

MSHAPE,0

AMESH,ALL

ALLSEL

TYPE,1

MAT,2

AMESH,30

ALLSEL

TYPE,1

MAT,2

AMESH,31

ALLSEL

TYPE,1

MAT,3

ASEL,S,AREA,,17,28,1

MSHKEY,0

MSHAPE,0

AMESH,ALL

ALLSEL

TYPE,1

MAT,3

AMESH,32

ALLSEL

TYPE,1

MAT,3

AMESH,33

ALLSEL

TYPE,1

MAT,4

MSHKEY,0

MSHAPE,0

AMESH,34

ALLSEL

ALLSEL

TYPE,2

REAL,1

MAT,5

LSEL,S,LINE,,30,62,1

LESIZE,ALL,,,2

MSHKEY,0

MSHAPE,0

LMESH,ALL

ALLSEL

TYPE,3

REAL,2

MAT,6

LSEL,S,LINE,,105,132,1

LESIZE,ALL,,,2

LMESH,ALL

/SOLU

ACEL,0,9.8,0,

NSUBST,150

PRED,ON

NROPT,FULL

NLGEOM,ON

LNSRCH,ON

OUTRES,ALL,ALL

CNVTOL,F,,0.05,2,0.5

CNVTOL,U,,0.05,2,1

ALLSEL

LSEL,S,LINE,,30,62,1

ESLL,S

EKILL,ALL

NSEL,ALL

ESEL,ALL

ALLSEL

LSEL,S,LINE,,105,132,1

ESLL,S

EKILL,ALL

NSEL,ALL

ESEL,ALL

ALLSEL

NSEL,S,LOC,X,0

NSEL,A,LOC,X,500

D,ALL,UX

ALLSEL

NSEL,S,LOC,Y,0

D,ALL,UY

D,ALL,UX

ALLSEL

那表示材料未发生塑性屈服。

建议检查模型,包括樱谈应力场(重力场和滑坡推力是否合理),定义的边肢念坡材料属性,ANSYS一般用D-P屈服准则定义岩土材料(定义粘聚力和内摩擦角)

如历颂困果还是没有,那是不是你的材料属性定义得太高了?


欢迎分享,转载请注明来源:内存溢出

原文地址: https://outofmemory.cn/yw/12309999.html

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