海洋無酸素事変 - JAMSTEC...無酸素事変(OAE:Oceanic Anoxic Event)」(3)と呼 ばれる現象が何度も繰り返された. 海洋無酸素事変とは,黒色頁
ANSYS在海洋工程中的应用
description
Transcript of ANSYS在海洋工程中的应用
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ANSYS CAE ANSYS FEMFinite Element Method ISO9001CAE
ANSYS
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1.1 ANSYS.................................................................................................................................. 11.1.1 ANSYS.......................................................................................................................11.1.2 .....................................................................................................................2
1.2 ........................................................................................................................61.2.1 .................................................................................................................61.2.2 ...............................................................................................71.2.3
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2.1 ..............................................................................................................................................102.1.1 .........................................................................................................................................112.1.2 .....................................................................................................................................11
2.2 ..............................................................................................................................................122.2.1 .........................................................................................................................................122.2.2 .....................................................................................................................................12
2.3 ..................................................................................................................................................152.3.1 .....................................................................................................................................152.3.2 .....................................................................................................................................15
2.4 ..............................................................................................................................................172.4.1 .....................................................................................................................172.4.2 .....................................................................................................................................19
2.5 ..............................................................................................................................................212.5.1 .................................................................................................................................212.5.2 ANSYS.................................................................................................................23
2.6 ................................................................................................................................................23
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3.1 ANSYS.................................................................................243.1.1 PIPE16.................................................................................................................... 243.1.2 PIPE20.................................................................................................................... 273.1.3 PIPE59.................................................................................................................... 293.1.4 BEAM4................................................................................................................... 333.1.5 SHELL43................................................................................................................ 373.1.6 COMBIN39.............................................................................................................383.1.7 SOLID45.................................................................................................................383.1.8 MASS21..................................................................................................................39
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3.2 ANSYS................................................................................................................403.2.1..................................................................................................................................403.2.2..................................................................................................................................433.2.3..............................................................................................................................45
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4.1 ..............................................................................................................................474.1.1 .................................................................................................................474.1.2 ANSYS..........................................................................................48
4.2 ..................................................................................494.2.1 .............................................................................................................................................494.2.2 .........................................................................................................................................564.2.3 .........................................................................................................................................59
4.3 ..........................................................................................................................644.4 ................................................................................................................................................66
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5.1 ..............................................................................................................................705.2 PY.....................................................................................................................................715.2.1 Py.................................................................................................................. 715.2.2 Py...................................................................................................................... 735.2.3 Py.................................................................................................................. 74
5.3 P-Y ANSYS................................................................................................................ 745.4 ..................................................................................................755.4.1 .....................................................................................................................................765.4.2 .................................................................................................................................815.4.3 .................................................................................................................................86
5.5 ................................................................................................................................................90
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6.1 ......................................................................................................................976.2 ..................................................................986.2.1 .........................................................................................................................................996.2.2 .............................................................................................................................................996.3.3 .......................................................................................................................................1116.3.4 .......................................................................................................................................116
6.4 ..............................................................................................................................................127
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8.1 ........................................................................................................................1598.2 ....................................................................1608.2.1 .......................................................................................................................................1618.2.2 .......................................................................................................................................1648.2.3 ...............................................................................................................................172
8.3 ............................................................................................................................................176
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9.1 ..............................................................................................................................1829.1.1 .......................................................................................................................1829.1.2 ...................................................................................................................1849.1.3 ...................................................................................................................186
9.2 ..............................................................................1889.2.1 ...........................................................................................................................1889.2.2 .......................................................................................................................1899.2.3 ...............................................................................................................................190
9.3 ..........................................................................................................1929.3.1 ...............................................................................................................................1929.3.2 .......................................................................................................................192
9.4 ..................................................................................................1959.4.1 ...............................................................................................................................1959.4.2 .......................................................................................................................196
9.6 ..............................................................................................................................................199
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2.18c
mIKDhF
2.5 0.9 0.45I
m
K
c
r
hDF
5.0
1 Schwatz 1976 Schwarz 60cm
IOWA 0 C0
2.19c
hDF
1.15.057.3
, cm cm21991D h
c
/KN
Schwarz
2.20c
hDF
1.15.05.30
2 Hamayama:
2.21c
hCDF
5.0
5.0 6.8C
-
ANSYS
21
2.52.52.5
2.5
2.5.12.5.12.5.1
2.5.1
2.5.1.1
1900 F m
2.22maxmaF
2.5.1.2
20 40
m at
2.23(t) (t)F ma
t
2.24WagWmatF maxmax )/()(
mgW g ga /max
T 2.1)(t
-
ANSYS
22
0.45
0 30.1Tg
T(s)
Tg /T)( 0.9.
2-1
3.3max gT
2.3 max gT
)(Tv
)(T )2/3~2/1(V
2.25WFv
2.5.1.3
2.5.22.5.22.5.2
2.5.2
ANSYSANSYSANSYS
ANSYS
g
T
0.2 0.3 0.4 0.65 0.25 0.45 0.55 0.85
max 7 8 9
max 0.08 0.16 0.32
-
ANSYS
23
2.5.2.1
ANSYSSPRSMPRSDDAMPSD
2.5.2.2
FULLReducedMode Superposition
2.62.62.6
2.6
ANSYS
-
ANSYS
24
333
3
ANSYSANSYSANSYS
ANSYS
ANSYS
ANSYS
3.13.13.1
3.1
ANSYSANSYSANSYS
ANSYS
ANSYS ANSYS 3.1
3.1
3.1.13.1.13.1.1
3.1.1
PIPE16PIPE16PIPE16
PIPE16
3.1.1.1
PIPE16 3-1
1 PIPE16
2 PIPE20
3 PIPE59
4 BEAM4
5 SHELL43
6 MASS21
7 COMBIN39
8 SOLID45
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-
ANSYS
25
PIPE16 XYZ
3-1 PIPE16
ANSYS PIPE59
3.1.1.2
PIPE16 2 3OD TKWALLSIFFLEXDENSFLDENSINTKINTKCORRAREAINMWALLSTIFFSPINPIPE16 3.2
3.2 PIPE16
PIPE16
IJKK
UXUY, UZ, ROTX, ROTY, ROTZ
ODTKWALL
EX, PRXY, DENS
1-PINT, 2-PX, 3-PY, 4-PZ, 5-POUT
T
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ANSYS
26
3.1.1.3
PIPE16 3-2 PIPE16 3.3
3-2 PIPE16
3.3 PIPE16
KEYOPT1 0- 1-
KEYOPT2
0- SIFI SIFJ1-T I2-T J3-T
KEYOPT4
0-1-2-3 -4 -5-6-T
KEYOPT5
PXPY PZ0-1-
KEYOPT60-2-
KEYOPT70-1 -
SDIR
SBEND
ST
SSF
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ANSYS
27
ETABLEANSYS I J
3.1.23.1.23.1.2
3.1.2
PIPE20PIPE20PIPE20
PIPE20
3.1.2.1
PIPE20 3-3
PIPE20 PIPE16 PIPE20 XYZ
3-3 PIPE20
3.1.2.2
3-2PIPE20PXPYPZ
S(1MX,3MN,INTMX,EQVMX)
S(AXL, RAD, H, XH)
S(1, 3, INT, EQV)
EPEL(AXL, RAD, H, XH)
EPTH(AXL, RAD, H)
MFOR(X, Y, Z) I J()
MMOM(X, Y, Z) I J
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ANSYS
28
I TAVG TUNIF I J J I TUNIF PIPE20 3.4
3.4 PIPE20
3.1.2.3
PIPE20 3-4 PIPE20 PIPE16
3-4 PIPE20
PIPE20
PIPE20
IJ
UXUYUZROTXROTYROTZ
ODTKWALLSIFI- KEYOPT2=4SIFJ- KEYOPT2=4
EX, PRXY, DENS
1-PINT, 2-PX, 3-PY, 4-PZ,
5-POUT
T
KEYOPT20-4- I J
KEYOPT60-2-
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ANSYS
29
1.0 1.0
3.1.33.1.33.1.3
3.1.3
PIPE59PIPE59PIPE59
PIPE59
3.1.3.1
PIPE59 3-5
PIPE59 xyz XYZ PIPE16 LINK8
3-5 PIPE59
3.1.3.2
PIPE59
PIPE59 3-6 ZZ
20.125e
D
e
D
PIPE16 PIPE20 3.5
3.1.3.3
8 z z
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ANSYS
30
ANSYS 3.6
3-6 PIPE59
3.5 PIPE59
DO (Do)
TWALL ( Do/2.0)
CD (CD)
CM (CM)
DENSO () (/ 3)
FSO Z ()
CENMPL ()
CI
CB
CT
ISTR .
DENSIN
TKIN
TWISTTEN
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ANSYS
31
3.6
3.1i
N
i
i
N
i
iS
ww
H
cos211
S
W
N
25
2
W
W
W
Kiif
Kif
N
WATER TABLE KWAVEW
K
i
i
i
H
2
10
W
W
i
Kif
orKif
H
4)5(
3)5(2
2)5(2
1)5(0.0
320)5()(360
2
100)5(360
2
KEYOPT
KEYOPT
KEYOPT
KEYOPT
KKEYOPTi
tR
KKEYOPT
tR
W
i
ii
W
i
ii
i
X-YR
i
100)()(W
i
KiWLiWL
t
i
3
3)(
W
W
i
K
Ki
i
STOKESWATER TABLE
KWAV
0
1 Airy
2 Stokes
3
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ANSYS
32
ANSYS 3-7
3-7
CDCM WATERTABLE ANSYS PIPE59WaterWaterWater
Water
MotionMotionMotion
Motion
TableTableTable
Table
3.7
3.7
KWAVE STOKES2
KCRC01
0-
1-
2- KCRC=1 KCRC=2
DEPTH PIPE59
DENSW
XW
Z(1)Z(2)Z(3) Z(1)
1-5 KWAVE KCRC DEPTH DENSWW
7-12 Z(1) W(1) (1)d
Z(2) W(2) (2)d
13-18 Z(3) W(3) (3)d
79-81 A(1) (1) (1)
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ANSYS
33
W(1)W(2)W(3)
(1) (2) (3)Xd
d
d
KCRC=0 1 KCRC=2
A(1)
(1)
(1)
STOKES
3.1.3.4
PIPE59 3-8 PIPE16 ANSYS PIPE59Output Data
3-8 PIPE59
PIPE59 ANSYSPIPE59
3.1.43.1.43.1.4
3.1.4
BEAM4BEAM4BEAM4
BEAM4
3.1.4.1
BEAM4 3-9
BEAM4X,Y,Z X,Y,Z
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ANSYS
34
3-9 BEAM4
3.1.4.2
BEAM4IZZ IYYTKZTKY X XIXX 3.8
3.8 BEAM4
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ANSYS
35
3.9
3.9 BEAM4
BEAM4
I,J,K
UX,UY,UZ,ROTX,ROTY,ROTZ
AREA,IZZ,IYY,TKZ,THETA,ISTRN,IXX,SHEARZ,SHEARY,SPIN,ADDMAS
EX, ALPX(or CTEX or THSX),DENS,GXY,DAMP
1(I-J)-Z 2(I-J)-Y 3(I-J)+X 4(I)+X 5(J) -X
T1,T2,T3,T4,T5,T6,T7,T8
KEYOPT(2)
0- NLGEOM1-2-
KEYOPT(6)
0-1-
KEYOPT(7)
0-1- SPIN 0IYY=IZZ
KEYOPT(9) I JN- N(N=0,1,3,5,7,9)
KEYOPT(10)
SFBEAM0-1-(0.0~1.0)
1 AREA
2 IZZ
3 IYY
4 TKZ Z
5 TKY Y
-
ANSYS
36
3.1.4.3
BEAM4 BEAM4 3-10
3-10 BEAM4
3.10 BEAM4 ETABLEPOST1 ESOLPOST26
3.10
6 THETA X
7 ISTRN
8 IXX
9 SHEARZ Z [1]
10 SHEARY Y [2]
11 SPIN ( KEYOPT(7) = 1)
12 ADDMAS /
1SHEARZ IZZ SHWARZ0 Y
2SHEARY IYY SHWARY0 Z
SDIR
SBYT +Y
SBYB -Y
SBZT +Z
SBZB -Z
SMAX (+)
SMIN (-)
EPELDIR
EPELBYT +Y
EPELBYB -Y
EPELBZT +Z
EPELBZB -Z
-
ANSYS
37
3.1.53.1.53.1.5
3.1.5
SHELL43SHELL43SHELL43
SHELL43
SHELL43XY Z XY Z
3-11
3-11 SHELL43
3-11 SHELL43 X X Y THETA
TKI
EPTHDIR
EPTHBYT +Y
EPTHBYB -Y
EPTHBZT +Z
EPTHBZB -Z
EPINAXL
MFOR(X, Y, Z) XYZ
MMOM(X, Y, Z) XYZ
-
ANSYS
38
3.1.63.1.63.1.6
3.1.6
COMBIN39COMBIN39COMBIN39
COMBIN39
COMB1N39 XY Z: XY Z 3-12
COMBIN39 20
3-12 COMBIN39
3-12 F1D1 3601e-700
3.1.73.1.73.1.7
3.1.7
SOLID45SOLID45SOLID45
SOLID45
SOLID45. 8, 3 XY Z, 3-13
8
KEYOPT(1)KEYOPT(5) KEYOPT(6) KEYOPT(2)=11
-
ANSYS
39
3-13 SOLID45
CPU
.ESAV.OSAV222 1/7
KEYOPT(1)=0,KEYOPT(2)=0
4
3.1.83.1.83.1.8
3.1.8
MASS21MASS21MASS21
MASS21
MASS21 X,Y Z X,Y Z 3-14
3-14 MASS21
-
ANSYS
40
KEYOPT(3)
3.23.23.2
3.2
ANSYSANSYSANSYS
ANSYS
ANSYS
3.2.13.2.13.2.1
3.2.1
3.2.1.1
3.2.1.2
3.2.1.3
3.2.1.4
-
ANSYS
41
3.2.1.5
1
2
Static
GEOMGEOMGEOM
GEOM
SSTIFSSTIFSSTIF
SSTIF
ON
NROPTNROPTNROPT
NROPT
NROPTANTO
NROPTFNLL
NROPTMODI
NROPTINIT
-
ANSYS
42
3.2.1.6
,,,,,
ANSYS
ANSYS
BKIN
BISO
MKIN
MISO
1BKIN
Vonmises Von Mises
MP
Et
2BIS0
Von Mises BKIN
-
ANSYS
43
3MKIN
Von Mises BKIN
BKIN
3.2.23.2.23.2.2
3.2.2
3.2.2.1
3.2.2.2
3.20}]{[}]{[ UKUM
][M ][K }{U }{U
3.3)sin(}{}{ tU
)sin(}{}{ 2 tU
-
ANSYS
44
3.4}0{}]){[]([ 2 MK
3.4 i
}{i
][M ][K
3.2.2.3
ANSYS
Block Lanczos
1 BlockBlockBlock
Block
LanczosLanczosLanczos
Lanczos
50000 ~ 100000
2
-
ANSYS
45
ANSYS BEAM4 PIPE16 SPIN/
3.2.2.4
3.2.33.2.33.2.3
3.2.3
3.2.3.1
3.2.3.2
3.5)}({}]{[}]{[}]{[ tFUKUCUM
][M }{U ][C ][K }{U
ANSYS)}({ tF
(3.6)][][][ KMC
(3.7)22
i
i
CCS 0.02~0.05 0.03
i
i f 2 f
3.2.3.3
-
ANSYS
46
t X(t)
3.2.3.4
1
2
3
4
5
-
ANSYS
47
444
4
ANSYS
4.14.14.1
4.1
4.1.14.1.14.1.1
4.1.1
4-1
-
ANSYS
48
4-1
4.1.24.1.24.1.2
4.1.2
ANSYSANSYSANSYS
ANSYS
ANSYS PIPE59
ANSYS
(1)
(2)
(3)
(4)
(5)
-
ANSYS
49
4.24.24.2
4.2
533.4mm 25.4mm
2.1E11Pa 0.3 7850kg/m^3
30m18m38m/s
8m 7.4s
1.93m/s1.47m/s 0.96m/s
30T
4.1
26675 N
ANSYS
4.2.14.2.14.2.1
4.2.1
111
1
ANSYS/Multiphysics Utility Menu>File>Change
Jobname,Drilling riser_1 New log and error filesyes
OK 4-2/UNIT,SI
4-2
Utility Menu>File>Change Title,Analysis of
Drilling riser_1
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ANSYS
50
/FILNAME,Drilling riser_1,1 !/TITLE,Analysis of Drilling riser_1 !
222
2
Main Menu>Preprocesso PREP7
Main Menu>Preprocessor>Element Type>Add/Edit/Delete...,
Element TypeAdd... 4-3Library of Element Types
Pipe>Plast straight 20ApplyImmersed 59
OK 4-4PIPE20 1 PIPE59
2
4-3
4-4
/PREP7 !ET,1,PIPE20 ! 1ET,2,PIPE59 ! 2
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ANSYS
51
333
3
Main Menu>Preprocessor>Real Constants>Add/Edit/Delete...,
Element Type for Real ConstantsAdd... 4-5
Type 1 PIPE20OK 4-6Outer diameter
0.5334Wall thickness0.0254 OKType 2 PIPE59
OK 4-7 PIPE59
4-5 4-6 PIPE20
4-7 PIPE59
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ANSYS
52
R,1,0.5334,0.0254 ! 1 PIPE20R,2,0.5334,0.0254,0.7,2.0,1030,0, ! 2 PIPE59
444
4
Main Menu>Preprocessor>Material Props>Material Models,
Define Material Model BehaviorStructural>Linear
>Elastic>Isotropic2.1E110.3
4-8 OKDensity7850
4-9Fluids>Water Table 4-10
58 4.3
4-8 4-9
4-10
MP,EX,1,2.1E11 !MP,PRXY,1,0.3 !MP,DENS,1,7850 !
-
ANSYS
53
TBDE,WATE,1 !Water TableTB,WATE,1,,,0 !Water Table
TBMODIF,1,1,2 ! StokesTBMODIF,1,2,0 !TBMODIF,1,3,30 !TBMODIF,1,4,1030 !TBMODIF,1,5,0 !TBMODIF,2,1,-30 !TBMODIF,2,2,0.96 !TBMODIF,2,3,0 !TBMODIF,2,4,-15 !TBMODIF,2,5,1.47 !TBMODIF,2,6,0 !TBMODIF,3,1,0 !TBMODIF,3,2,1.93 !TBMODIF,3,3,0 !TBMODIF,14,1,8 !TBMODIF,14,2,7.4 !TBMODIF,14,3,57 !
555
5
Main Menu>Preprocessor>Modeling>Create>Keypoints>
In Active Cs 4-11100
18Apply 4.1 4-12
4-11
Main Menu>Preprocessor>Modeling>Create>Lines>Straight Lines
Create Straight Lines 1 2
Apply 2 3 3 4OK
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ANSYS
54
4.1
4-12
K,1,0,0,18 ! 1K,2,0,0,0 ! 2K,3,0,0,-30 ! 3K,4,0,0,-33.2 ! 4LSTR,1,2 ! 1LSTR,2,3 ! 2LSTR,3,4 ! 3
666
6
Utility Menu>PlotLinesPlotCtrls
Numbering Line Numbers ONMain Menu>Preprocessor>
Meshing>Mesh Attributes>Picked Lines,Lines Attributes
L1 L2Assign Attributes to Picked Lines
22 PIPE59Apply
L311 PIPE20
X Y Z
2 0 0 0
3 0 0 -30
4 0 0 -33.2
-
ANSYS
55
OK
Meshing>Size Cntrls>ManualSize>Lines>Picked Lines,
L1 L2ApplyElement Sizes on
Picked LinesElement edge length1Apply
L3No.of element divisions5 1m 5
OK
Meshing>Mesh>LinesOKUtility Menu>
PlotCtrlsStyle>Size and Shape Size and ShapeDisplay of
elementOnOK 4-13
4-13
LSEL,S,LINE , ,1,2,1,, ! 12LATT,1,2,2 !LESIZE,ALL,1,,,,,, ! 12 1mLMESH,ALL ! 12 PIPE50ALLSEL !LSEL,S,LINE , ,3 ! 3LATT,1,1,1 !LESIZE,3, , ,5 ! 3 5LMESH,ALL ! 3 PIPE20ALLSEL !
777
7
-
ANSYS
56
SAVE DBUtility Menu>File
Main Menu>Finish
SAVE !FINISH !
4.2.24.2.24.2.2
4.2.2
111
1
Main Menu>SolutionAnalysis Type
>New AnalysisStatic 4-14
OK
4-14
/SOLU !ANTYPE,0 !
222
2
Main Menu>Solution>Define Loads>Apply>Structural
>Displacement>On NodesApply UROT on Nodes
4OK 4-14
DOFs to be constrainedALL DOFApply
1DOFs to be constrainedUXUY
OK
-
ANSYS
57
4-14
NSEL,S,LOC,Z,-33.2 ! Z=-33.2D,ALL,ALL !ALLSEL !NSEL,S,LOC,Z,18 ! Z=18D,ALL,UX ! XD,ALL,UY ! YALLSEL !
333
3
1
Main Menu>Solution>Define Loads>Apply>Structural>
Force/Moment>On NodesApply F/M on NodesBox
1 2OKApply F/M on
NodesDirection of force/momentFX Force/moment value
6675/17 17 4-15
2
Main Menu>Solution>Define Loads>Apply>Structural>
Force/Moment>On Nodes, Apply F/M on Nodes
1OKApply F/M on Nodes
Direction of force/momentFZ Force/moment value-3E5
OK
-
ANSYS
58
4-15
3
Main Menu>Solution>Define Loads>Apply>Structural>
Inertia>Gravity>Global Apply (Gravitational) Acceleration
ACELX ACELY ACELZ009.8 4-16
Water Table
4-17
4-16
4-17
-
ANSYS
59
NSEL,S,LOC,Z,1,17 ! Z=1 17F,ALL,FX, 6675/17 !XALLSEL !NSEL,S,LOC,Z,18 !F,ALL,FZ,-30E4 !ALLSEL !ACEL,0,0,9.8 !
444
4
Main Menu>Solution>Solve>Current LS
Solution is done
Main Menu>Finish
SOLVE !SAVE !FINISH !
4.2.34.2.34.2.3
4.2.3
Main Menu>General Postproc
111
1
Main Menu>General Postproc>Read ResultsLast Set
222
2
1
Main Menu>General Postproc>Plot Results>Deformed Shape
4-18Def shape only 4-19
2
Main Menu>General Postproc>Plot Results>Contour Plot>Nodal Solu
Contour Nodal Solution DataNodal Solution>DOF Solution
>Displacement vector sumOK 4-20
5mList
-
ANSYS
60
Main Menu>General Postproc>List Results>Nodal Solution
List Nodal SolutionNodal Solution>DOF Solution>Displacement vect or
sumOK 4-21
0.37386m 7m
4-18
4-19
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ANSYS
61
4-20
4-21
3
Main Menu>General Postproc>Plot Results>Contour Plot>Element
Solu Contour Element Solution DataElement Solution>Stress>
von Mises stressOK 4-22
Main Menu>General Postproc>Plot Results>Contour Plot>Element
Solu Contour Element Solution DataElement Solution>Total Strain>
von Mises total strainOK 4-23
-
ANSYS
62
4-22
4-23
4
Main Menu>General Postproc>Element Table>Define Table
Element Table DataAdd 4-24Lab
MOMENT_I IItemComp
By sequence numSMISC,
SMISC,5 4-24ApplyLab
MOMENT_J J ItemCompBy sequence
numSMISC,
SMISC,11OK
-
ANSYS
63
4-24
Main Menu>General Postproc>Plot Results>Contour Plot>Line Ele m
Res Plot Line-Element Results 4-25LabI
MOMENT_ILabJMOMENT_J
OK 4-26
4-25
4-26
-
ANSYS
64
/POST1 !SET,LAST !/ESHAPE,1.0 !PLDISP,0 !PLNSOL,U,SUM,0,1.0 !PLNSOL,S,EQV,0,1.0 !PLNSOL,EPTO,EQV,0,1.0 !ETABLE, MOMENT_I,SMISC,5 ! IETABLE, MOMENT_J,SMISC,11 ! JPLLS,MOMENT_I,MOMENT_J,1,0 !
4.34.34.3
4.3
2STOKES
4.3.14.3.14.3.1
4.3.1
0~360
1
2
3
4
5
4.3.24.3.24.3.2
4.3.2
111
1
222
2
-
ANSYS
65
333
3
444
4
ANSYS APDL
*DIM,WLX,ARRAY,361,1,1, , , !*DIM,WLFX,ARRAY,361,1,1, , , !*DO,I,0,360,1 ! 0~360*SET,WLX(I+1),I !WLX/PREP7 !TBDATA,81,I !Water Table/SOLU !TIME,1 !SOLVE !*GET,RFX,NODE,50,RF,FX ! X*SET,WLFX(I+1),-(RFX) !WLFX*ENDDO !*CREATE,ANSUO !*CFOPEN,'RFORCE','OUT','' !*VWRITE,WLX(1),WLFX(1), , , , , , , , !(3F15.4)
*CFCLOS
*END
/INPUT, ANSUO
555
5
4-27
57
4-27
-
ANSYS
66
4.44.44.4
4.4
ANSYS
ANSYS APDL
1 APDL
!***********************************************************************************************
!***********************************************************************************************
/FILNAME,Drilling riser_1,1 !
/TITLE,Analysis of Drilling riser_1 !
!*******!*******!*******
!*******
Dwater=30 !
H_wave=8 !
T_wave=7.4 !
V_surface=1.93 !
V_middle=1.47 !
V_buttom=0.96 !
!!!
!
*********************
*******
OD=0.5334 !
TW=0.0254 !
!*******
F_top=-3e5 !
F_wind=6675 !
!*******!*******!*******
!*******
/PREP7 !
ET,1,PIPE20 ! 1
ET,2,PIPE59 ! 2
R,1,OD,TW ! 1 PIPE20
R,2,OD,TW,0.7,2.0,1030,0, ! 2 PIPE59
-
ANSYS
67
MP,EX,1,2.1E11 !
MP,PRXY,1,0.3 !
MP,DENS,1,7850 !
TBDE,WATE,1 !Water Table
TB,WATE,1,,,0 !Water Table
TBMODIF,1,1,2 ! Stokes
TBMODIF,1,2,0 !
TBMODIF,1,3,Dwater !
TBMODIF,1,4,1030 !
TBMODIF,1,5,0 !
TBMODIF,2,1,-Dwater !
TBMODIF,2,2,V_buttom !
TBMODIF,2,3,0 !
TBMODIF,2,4,- Dwater/2 !
TBMODIF,2,5,V_middle !
TBMODIF,2,6,0 !
TBMODIF,3,1,0 !
TBMODIF,3,2,V_surface !
TBMODIF,3,3,0 !
TBMODIF,14,1,H_wave !
TBMODIF,14,2,T_wave !
TBMODIF,14,3,57 !
!*******
CSYS,0 !
K,1,0,0,18 ! 1
K,2,0,0,0 ! 2
K,3,0,0,-30 ! 3
K,4,0,0,-33.2 ! 4
LSTR,1,2 ! 1
LSTR,2,3 ! 2
LSTR,3,4 ! 3
LSEL,S,LINE , ,1,2,1,, ! 12
LATT,1,2,2 !
LESIZE,ALL,1,,,,,, ! 12 1m
LMESH,ALL ! 12 PIPE50
ALLSEL !
-
ANSYS
68
LSEL,S,LINE , ,3 ! 3
LATT,1,1,1 !
LESIZE,3, , ,5 ! 3 5
LMESH,ALL ! 3 PIPE20
ALLSEL !
SAVE !
FINISH !
!*******!*******!*******
!*******
/SOLU !
ANTYPE,0 !
NSEL,S,LOC,Z,-33.2 ! Z=-33.2
D,ALL,ALL !
ALLSEL !
NSEL,S,LOC,Z,18 ! Z=18
D,ALL,UX ! X
D,ALL,UY ! Y
ALLSEL !
NSEL,S,LOC,Z,1,17 ! Z=1 17
F,ALL,FX, F_wind/17 !X
ALLSEL !
NSEL,S,LOC,Z,18 !
F,ALL,FZ,F_top !
ALLSEL !
ACEL,0,0,9.8 !
SOLVE !
SAVE !
FINISH !
!*******!*******!*******
!*******
/POST1 !
SET,LAST !
/ESHAPE,1.0 !
PLDISP,0 !
PLNSOL,U,SUM,0,1.0 !
PLNSOL,S,EQV,0,1.0 !
PLNSOL,EPTO,EQV,0,1.0 !
ETABLE, MOMENT_I,SMISC,5 ! I
-
ANSYS
69
ETABLE, MOMENT_J,SMISC,11 ! J
PLLS,MOMENT_I,MOMENT_J,1,0 !
!******!******!******
!******
!
/PREP7
D,50,ALL
ACEL,0,0,9.8
*DIM,WLX,ARRAY,361,1,1, , , !
*DIM,WLFX,ARRAY,361,1,1, , , !
*DO,I,0,360,1 ! 0~360
*SET,WLX(I+1),I !WLX
/PREP7 !
TBDATA,81,I !Water Table
/SOLU !
TIME,1 !
SOLVE !
*GET,RFX,NODE,50,RF,FX ! X
*SET,WLFX(I+1),-(RFX) !WLFX
*ENDDO !
*CREATE,ANSUO !
*CFOPEN,'RFORCE','OUT','' !
*VWRITE,WLX(1),WLFX(1), , , , , , , , !
(3F15.4) !
*CFCLOS
*END
/INPUT, ANSUO
-
ANSYS
70
555
5
P-y P-y ANSYS
P-y
P-y ANSYS
5.15.15.1
5.1
(5.1)0),(4
4
yxbpdx
yd
EI
),( yxp y xEI b
-
ANSYS
71
Winkler Py
5.25.25.2
5.2
PPP
P
yyy
y
PyH X P Y
p-y-- p-yMatlockReeseWelch p-yp-y
(1) Py p-y
(2) Py
(3) p-yp-yp-y
P y Py
5.2.15.2.15.2.1
5.2.1
PPP
P
yyy
y
1u
P
R
x
R
x
R
x
R
x
-
ANSYS
72
(5.2)
J
C
D
D
x
u
R
6
mmD
MN/m3
kPau
C
0.250.5J
x u
P
5.3)(9
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Ruu
R
u
uu
xxCP
xx
D
xC
JxCP
2Py
5-1 Py
OCDEF Py 8/0 C
yy
5.43
1
5.0
Cu
y
y
P
P
5-1 Py
8/ C
yy
u
PP C
y
1/2DyC 05.2 0
OCDHI OCDG R
xx R
xx
-
ANSYS
73
5.2.25.2.25.2.2
5.2.2
PPP
P
yyy
y
1u
P
R
x
5.51
23 )(
C
DCC
x
R
5-2 1C 2C 3C D
5-2 C1C2C3
R
xx u
P
5.6)(
)()(
3
21
Ru
Ru
xxxDCP
xxxDCxCP
2Py
Pyx
5.7
y
AP
kx
APP
u
u
tanh
A 9.0A
5-39.08.00.3
D
x
A k
-
ANSYS
74
5-3
5.2.35.2.35.2.3
5.2.3
PPP
P
yyy
y
90kPau
C
u
P
u
C8u
C12u
P
Py
Py
5.35.35.3
5.3
P-yP-yP-y
P-y
ANSYSANSYSANSYS
ANSYS
ANSYS COMBIN39 F-D P-y P y COMBIN39 P-y ANSYS
COMBIN39 P-y
1 P-y
2
3 COMBIN39
-
ANSYS
75
4 P-y COMBIN39 F-D
5
5.45.45.4
5.4
5-4
ANSYS
5-4
1524mm 54mm
2.1E11Pa 0.3 7850kg/m^3
28m15m46m/s
13.8m 10s
1.73m/s1.37 m/s 0.95 m/s
200T
P-y 5.1
-
ANSYS
76
5.1 P-y
ANSYS
5.4.15.4.15.4.1
5.4.1
111
1
ANSYS/Multiphysics Utility Menu>File>Change
Jobname,Pile-soil interactionNew log and error files
yes OK /UNIT,SIUtility Menu
>File>Change Title,Analysis of Pile-soil interaction
222
2
Main Menu>Preprocesso PREP7
Main Menu>Preprocessor>Element Type>Add/Edit/Delete...
3
ET,1,PIPE16 ! 1 PIPE16
ET,2,PIPE59 ! 2 PIPE59
ET,3,COMBIN39 ! 3 COMBIN39
m P-yPN/ym
00 1050.756 1751.26 2626.89 3677.646 4553.276
0 0.001524 0.006096 0.024384 0.06096 0.12192
10 3677.646 5954.284 9456.804 12784.2 16111.59
0 0.01524 0.06096 0.24384 0.6096 1.2192
20 5253.78 10507.56 15761.34 18213.1 20839.99
0 0.000762 0.001778 0.002794 0.003556 0.004318
30 17862.852 35725.704 53588.56 62344.86 71276.28
0 0.00127 0.002794 0.004826 0.005842 0.00762
40 38177.468 76354.936 114357.3 133446 152534.7
0 0.002032 0.004064 0.006604 0.008128 0.010414
50 64971.746 130118.62 195090.4 227663.8 260062.1
0 0.00254 0.00508 0.008382 0.010414 0.013208
-
ANSYS
77
333
3
Main Menu>Preprocessor>Real Constants>Add/Edit/Delete...,
Element Type for Real ConstantsAdd...
R,1,1.524,0.05 ! 1 PIPE16
R,2,1.524,0.05, 0.7,2.0,1030,0, ! 2 PIPE59
1 PIPE16 2 PIPE59 21
COMBIN39Main Menu>Preprocessor>Real Constants>
Add/Edit/Delete...,Element Type for Real ConstantsAdd... Type 3
COMBIN39OK 5-5D-F
P-yD P-yyFP
ApplyD-F 21 21
5-5 COMBIN39
444
4
Main Menu>Preprocessor>Material Props>Material Models,
Define Material Model BehaviorStructural>Linear
>Elastic>Isotropic2.1E110.3
OKDensity7850Fluids>
Water Table 5-6
-
ANSYS
78
5-6
555
5
1
Main Menu>Preprocessor>Modeling>Create>Nodes>In Acti ve Cs
5-710015
Apply4400-28
Apply6400-48
20mOKCreate>Nodes>Fill between Nds
1 44OK
5-8Apply 44 64
5-9
COMBIN396510
-28 8510-48
N,1,0,0,15 ! 1
N,44,0,0,-28 ! 44
FILL ! 1 44 2~43
N,64,0,0,-48 ! 64
FILL ! 44 64 45~63
N,65,1,0,-28 ! 65
N,85,1,0,-48 ! 85
FILL ! 65 85 66~84
-
ANSYS
79
5-7
5-8
5-9
2
Main Menu>Preprocessor>Modeling>Create>Elements
>Elem Attributes Element AttributesTYPE2
PIPE59MAT1REAL2
OKMain Menu>Preprocessor>Modeling>Create>
Elements>Auto Numbered>Thru Nodes
-
ANSYS
80
1 2Apply 2 33 443 44
OK
5-10
TYPE,2 ! 2
REAL,2 ! 2
MAT,1 ! 1
*DO,I,1,43,1
E,I,I+1
*ENDDO ! PIPE59
TYPE,1 ! 1
REAL,1 ! 1
MAT,1 ! 1
*DO,I,44,63,1
E,I,I+1
*ENDDO ! PIPE16
TYPE,3 ! 3
*DO,I,3,23,1
REAL,I ! I
E,I+41I+62 !
*ENDDO
-
ANSYS
81
5-10
666
6
SAVE DBUtility Menu>File
Main Menu>Finish
5.4.25.4.25.4.2
5.4.2
111
1
Main Menu>SolutionAnalysis Type
>NewAnalysisStaticOK
222
2
Main Menu>Solution>Define Loads>Apply>Structural
>Displacement>On NodesApply UROT on Nodes
OKDOFs
to be constrainedALL DOFOK
/SOLU !
ANTYPE,0 !
NSEL,S,NODE,,64,85,1 ! 64~85
D,ALL,ALL !
ALLSEL !
333
3
1
Main Menu>Solution>Define Loads>Apply>Structural>
Force/Moment>On NodesApply F/M on NodesBox
116OK Apply F/M on Nodes
Direction of force/momentFXForce/moment value
23288/16 16OK
2
Main Menu>Solution>Define Loads>Apply>Structural>
Force/Moment>On Nodes, Apply F/M on Nodes
-
ANSYS
82
1OKApply F/M on NodesDirection of
force/momentFZForce/moment value-2E6OK
3
Main Menu>Solution>Define Loads>Apply>Structural>
Inertia>Gravity>Global Apply (Gravitational) Acceleration
ACELX ACELY ACELZ009.8 4-16
Water Table
444
4
Main Menu>Solution>Solve>Current LS
Solution is done
Main Menu>Finish
NSEL,S,NODE, ,1,16,1 ! Z=1 17F,ALL,FX,23288/16 !XALLSEL !F,1,FZ,-2E6 !ACEL,0,0,9.8 !SOLVE !SAVE !FINISH
555
5
1
Main Menu>General Postproc>Read ResultsLast Set
2
Main Menu>General Postproc>Plot Results>Deformed Shape
Def shape only 5-11
-
ANSYS
83
5-11
3
Main Menu>General Postproc>Plot Results>Contour Plot>Nodal
Solu Contour Nodal Solution DataNodal Solution>DOF Solution
>Displacement vector sumOK 5-12
1.581m
5-12
4
Main Menu>General Postproc>Plot Results>Contour Plot>Element
Solu Contour Element Solution DataElement Solution>Stress>
-
ANSYS
84
von Mises stressOK 5-13
5-13
4
ANSYS
Main Menu>General Postproc>Element Table>Define Table
Element Table DataAddLab
MOMENT_I IItemCompBy sequence
numSMISC,
SMISC,5ApplyLabMOMENT_J
JItemCompBy sequence num
SMISC,SMISC,11Apply
LabSTRESS_I
IItemCompBy sequence num
NMISC,NMISC,15Apply
LabSTRESS _J JItem
CompBy sequence numNMISC,
NMISC,55OK
Main Menu>General Postproc>Plot Results>Contour Plot>Line Ele m
Res Plot Line-Element ResultsLabIMOMENT_I
-
ANSYS
85
LabJMOMENT_JOK
5-14
5-14
5
Main Menu>General Postproc>Element Table>List Elem Table
5-15MOMENT_IMOMENT_JSTRESS_I
STRESS_JOK 5.5
5-15
5.2 N*mPa
ELEMELEMELEM
ELEM
MOMENT_IMOMENT_IMOMENT_I
MOMENT_I
MOMENT_JMOMENT_JMOMENT_J
MOMENT_J
STRESS_ISTRESS_ISTRESS_I
STRESS_I
STRESS_JSTRESS_JSTRESS_J
STRESS_J
43 -0.17973E+08 -0.18720E+08 0.21166E+09 0.22011E+09
44 -0.18720E+08 -0.19466E+08 0.22011E+09 0.22861E+09
45 -0.19466E+08 -0.20206E+08 0.22861E+09 0.23704E+09
46 -0.20206E+08 -0.20919E+08 0.23704E+09 0.24517E+09
47 -0.20919E+08 -0.21544E+08 0.24517E+09 0.25231E+09
48 -0.21544E+08 -0.21980E+08 0.25231E+09 0.25731E+09
-
ANSYS
86
/POST1 !SET,LAST !/ESHAPE,1.0 !PLDISP,0 !PLNSOL,U,SUM,0,1.0 !PLNSOL,S,EQV,0,1.0 !PLNSOL,EPTO,EQV,0,1.0 !ETABLE,MOMENT_I,SMISC,5 ! IETABLE,MOMENT_J,SMISC,11 ! JETABLE,STRESS_I,NMISC,15 ! IETABLE,STRESS_J,NMISC,55 ! JPLLS,MOMENT_I,MOMENT_J,1,0 !PRETAB,MOMENT_I,MOMENT_J,STRESS_I, STRESS_J !FINISH
5.4.35.4.35.4.3
5.4.3
111
1
ANSYS
Main Menu>Preprocessor>Element Type>Add/Edit/Delete,Element Type
AddMASS21 4R,24,,,2E5
Main Menu>Preprocessor>Modeling>Create>Elements
>Elem Attributes4 MASS2124
49 -0.21980E+08 -0.22094E+08 0.25731E+09 0.25868E+09
50 -0.22094E+08 -0.22080E+08 0.25868E+09 0.25859E+09
51 -0.22080E+08 -0.21928E+08 0.25859E+09 0.25696E+09
52 -0.21928E+08 -0.21632E+08 0.25696E+09 0.25369E+09
53 -0.21632E+08 -0.19846E+08 0.25369E+09 0.23360E+09
54 -0.19846E+08 -0.17012E+08 0.23360E+09 0.20165E+09
55 -0.17012E+08 -0.13671E+08 0.20165E+09 0.16398E+09
56 -0.13671E+08 -0.10362E+08 0.16398E+09 0.12668E+09
57 -0.10362E+08 -0.74925E+07 0.12668E+09 0.94341E+08
58 -0.74925E+07 -0.49201E+07 0.94341E+08 0.65358E+08
59 -0.49201E+07 -0.26916E+07 0.65358E+08 0.40259E+08
60 -0.26916E+07 -0.78057E+06 0.40259E+08 0.18747E+08
61 -0.78057E+06 0.87876E+06 0.18747E+08 78701.
62 0.87876E+06 0.22536E+07 78701. 0.15376E+08
63 0.22536E+07 0.35114E+07 0.15376E+08 0.29509E+08
-
ANSYS
87
OKMain Menu>Preprocessor>Modeling>Create>
Elements>Auto Numbered>Thru Nodes
OK
ET,4,MASS21 ! 4MASS21R,24,,,2E5 ! 24MASS21TYPE,4 ! 4REAL,24 ! 24E,1 ! 1MASS21
222
2
X ROTY
Main Menu>Solution>Define Loads>Apply>Structural
>Displacement>On NodesApply UROT on Nodes
OKDOFs
to be constrainedALL DOFApplyOK
DOFs to be constrainedUY,UZ,ROTX,ROTZOK
ALLSEL !NSEL,S,NODE,,64,85,1 ! 64~85D,ALL,ALL !ALLSEL !D,1,UY,,,63,1,UZ,ROTX,ROTZ ! 1~63 UX ROTYALLSEL !ACEL,0,0,9.8 !
333
3
ANSYSMain Menu>Solution>Analysis Type>
NewAnalysisModal
444
4
Main Menu>Solution>Analysis Type>Analysis Option Modal
AnalysisBlock Lanzcos6
555
5
Main Menu>Solution>Load Step Opts>ExpansionPass>Single Expand
>Expand Modes Expand Nodes6
-
ANSYS
88
666
6
Main Menu>Solution>Solve>Current LS Solve Current Load Step
OKNoteSolution is done
Close
/SOLU !
ANTYPE,MODAL !
MODOPT,LANB,6 !
MXPAND,6 ! 6
SOLVE !
SAVE !
FINISH !
777
7
1
POST1Main Menu>General Postproc>Results
Summary 5.3
5.3
2
Main Menu>General Postproc>Read Results>First Set 1
3
Main Menu>General Postproc>Plot Results>Deforme Shape
5-16
Utility Menu>PlotCtrls>Style>Size and Shape
Szie and ShapeDisplay of element shapes based on real constant descriptions
5-17 5-21
Hz 0.4726 2.6982 7.1816 13.841 22.667 32.716
-
ANSYS
89
5-16 5-17
5-18 5-19
5-20 5-21
/POST1 !
ESHAPE,1.0 !
SET,LIST !
SET,FIRST !
PLDISP,0 !
SET,NEXT !
-
ANSYS
90
PLDISP,0 !
SET,NEXT !
PLDISP,0 !
SET,NEXT !
PLDISP,0 !
SET,NEXT !
PLDISP,0 !
SET,NEXT !
PLDISP,0 !
FINISH !
5.55.55.5
5.5
P-y
ANSYS
2 APDL
!************************************************************************************************
!************************************************************************************************
/FILNAME,Drilling riser_1,1 !/TITLE,Analysis of Drilling riser_1 !!*******!*******!*******
!*******
Dwater=28 !H_wave=13.8 !T_wave=10 !V_surface=1.73 !V_middle=1.37 !V_buttom=0.95 !!!!
!
*********************
*******
OD=1.524 !TW=0.054 !!*******F_top=-2e6 !F_wind= 23288 !
!*******!*******!*******
!*******
/PREP7 !
-
ANSYS
91
ET,1,PIPE16 ! 1
ET,2,PIPE59 ! 2
ET,3,COMBIN39 ! 3
R,1,OD,TW ! 1 PIPE16
R,2,OD,TW,0.7,2.0,1030,0, ! 2 PIPE59
!********* 3~23 COMBIN39
R,3,0,0,0.001524,1050.756,0.006096,1751.26
RMORE,0.024384,2626.89,0.06096,3677.646,0.12192,4553.276
RMORE,0.18288,5253.78,0.48768,3152.268,0.914146,0
RMORE,1.218946,0,,,,,
R,4,0,0,0.01524,3677.646,0.06096,5954.284
RMORE,0.24384,9456.804,0.6096,12784.198,1.2192,16111.592
RMORE,1.8288,18563.356,4.8768,13659.828,9.14146,7005.04
RMORE,12.18946,7005.04,,,,,
R,5,0,0,0.000762,5253.78,0.001778,10507.56
RMORE,0.002794,15761.34,0.003556,18213.104,0.004318,20839.994
RMORE,0.005842,23466.884,0.007366,24867.892,0.010414,25918.648
RMORE,1.218946,26093.774,,,,,
R,6,0,0,0.00127,17862.852,0.002794,35725.704
RMORE,0.004826,53588.556,0.005842,62344.856,0.00762,71276.282
RMORE,0.01016,80207.708,0.012446,84760.984,0.018034,88263.504
RMORE,1.218946,89139.134,,,,,
R,7,0,0,0.002032,38177.468,0.004064,76354.936
RMORE,0.006604,114357.278,0.008128,133446.012,0.010414,152534.746
RMORE,0.01397,171623.48,0.017272,181080.284,0.025146,188785.828
RMORE,1.218946,190712.214,,,,,
R,8,0,0,0.00254,64971.746,0.00508,130118.618
RMORE,0.008382,195090.364,0.010414,227663.8,0.013208,260062.11
RMORE,0.01778,292635.546,0.022098,308922.264,0.03175,321881.588
RMORE,1.218946,325033.856,,,,,
R,9,0,0,0.000762,36251.082,0.003048,57441.328
RMORE,0.012192,91240.646,0.03048,123814.082,0.06096,156037.266
RMORE,0.09144,178628.52,0.24384,158138.778,0.4572,129242.988
RMORE,0.6096,129242.988,,,,,
R,10,0,0,0.000762,43431.248,0.003048,68999.644
RMORE,0.012192,109628.876,0.03048,148681.974,0.06096,187384.82
-
ANSYS
92
RMORE,0.09144,214529.35,0.24384,199118.262,0.4572,177752.89
RMORE,0.6096,177752.89,,,,,
R,11,0,0,0.000762,52537.8,0.003048,83359.976
RMORE,0.012192,132395.256,0.03048,179679.276,0.06096,226262.792
RMORE,0.09144,259011.354,0.24384,253232.196,0.4572,245001.274
RMORE,0.6096,245001.274,,,,,
R,12,0,0,0.002032,388604.594,0.004318,777034.062
RMORE,0.007112,1165638.656,0.00889,1359853.39,0.011176,1554243.25
RMORE,0.01524,1748457.984,0.018796,1845477.788,0.027178,1923233.732
RMORE,1.218946,1942672.718,,,,,
R,13,0,0,0.002286,473015.326,0.004826,946030.652
RMORE,0.007874,1419045.978,0.009906,1655466.078,0.012446,1892061.304
RMORE,0.016764,2128481.404,0.020828,2246691.454,0.029972,2341259.494
RMORE,1.218946,2364901.504,,,,,
R,14,0,0,0.00254,622222.678,0.005588,1244620.482
RMORE,0.009144,1866843.16,0.011176,2178042.062,0.014224,2489240.964
RMORE,0.01905,2800439.866,0.023876,2955951.754,0.034544,3080466.34
RMORE,1.218946,3111463.642,,,,,
R,15,0,0,0.003302,925015.532,0.006858,1850206.19
RMORE,0.010922,2775221.722,0.013716,3237729.488,0.017526,3700237.254
RMORE,0.023368,4162920.146,0.02921,4394086.466,0.042164,4579194.648
RMORE,1.218946,4625427.912,,,,,
R,16,0,0,0.003556,1173694.452,0.00762,2347564.03
RMORE,0.012446,3521258.482,0.015494,4108105.708,0.019558,4695128.06
RMORE,0.026416,5281975.286,0.032766,5575311.336,0.047498,5810155.302
RMORE,1.218946,5868822.512,,,,,
R,17,0,0,0.004826,771079.778,0.009906,1541984.43
RMORE,0.016256,2313064.208,0.02032,2698516.534,0.025908,3083968.86
RMORE,0.034544,3469596.312,0.042926,3662234.912,0.06223,3816520.918
RMORE,1.218946,3855048.638,,,,,
R,18,0,0,0.00508,928868.304,0.010922,1857911.734
RMORE,0.01778,2786780.038,0.022098,3251214.19,0.028194,3715648.342
RMORE,0.037592,4180082.494,0.04699,4412474.696,0.067818,4598108.256
RMORE,1.218946,4644691.772,,,,,
R,19,0,0,0.00508,1017657.186,0.010922,2035489.498
RMORE,0.01778,3053146.684,0.022098,3562062.84,0.028194,4070978.996
-
ANSYS
93
RMORE,0.037592,4579720.026,0.04699,4834178.104,0.067818,5037674.516
RMORE,1.218946,5088636.182,,,,,
R,20,0,0,0.00508,1133765.724,0.010922,2267531.448
RMORE,0.01778,3401122.046,0.022098,3968004.908,0.028194,4534887.77
RMORE,0.037592,5101770.632,0.04699,5385299.626,0.067818,5611912.67
RMORE,1.218946,5668653.494,,,,,
R,21,0,0,0.004826,2153874.674,0.01016,4307749.348
RMORE,0.01651,6461624.022,0.020828,7538473.796,0.026416,8615498.696
RMORE,0.035306,9692348.47,0.043942,10230860.92,0.0635,10661670.88
RMORE,1.218946,10769373.37,,,,,
R,22,0,0,0.004826,2413586.532,0.01016,4826997.938
RMORE,0.01651,7240584.47,0.020828,8447377.736,0.026416,9654171.002
RMORE,0.035306,10860964.27,0.043942,11464273.34,0.0635,11946920.59
RMORE,1.218946,12067582.41,,,,,
R,23,0,0,0.004826,2662790.83,0.01016,5325581.66
RMORE,0.01651,7988372.49,0.020828,9319855.468,0.026416,10651338.45
RMORE,0.035306,11982646.3,0.043942,12648300.22,0.0635,13181033.52
RMORE,1.218946,13314129.28,,,,,
!******
MP,EX,1,2.1E11 !
MP,PRXY,1,0.3 !
MP,DENS,1,7850 !
!******
TBDE,WATE,1 !Water Table
TB,WATE,1,,,0 !Water Table
TBMODIF,1,1,2 ! Stokes
TBMODIF,1,2,0 !
TBMODIF,1,3,Dwater !
TBMODIF,1,4,1030 !
TBMODIF,1,5,0 !
TBMODIF,2,1,-Dwater !
TBMODIF,2,2,V_buttom !
TBMODIF,2,3,0 !
TBMODIF,2,4,- Dwater/2 !
TBMODIF,2,5,V_middle !
TBMODIF,2,6,0 !
-
ANSYS
94
TBMODIF,3,1,0 !
TBMODIF,3,2,V_surface !
TBMODIF,3,3,0 !
TBMODIF,14,1,H_wave !
TBMODIF,14,2,T_wave !
TBMODIF,14,3,41 !
!*******
N,1,0,0,15 ! 1
N,44,0,0,-28 ! 44
FILL ! 1 44 2~43
N,64,0,0,-48 ! 64
FILL ! 44 64 45~63
N,65,1,0,-28 ! 65
N,85,1,0,-48 ! 85
FILL ! 65 85 66~84
TYPE,2 ! 2
REAL,2 ! 2
MAT,1 ! 1
*DO,I,1,43,1
E,I,I+1 ! PIPE59
*ENDDO
TYPE,1 ! 1
REAL,1 ! 1
MAT,1 ! 1
*DO,I,44,63,1
E,I,I+1 ! PIPE16
*ENDDO
TYPE,3 ! 3
*DO,I,3,23,1
REAL,I ! I
E,I+41I+62 !
*ENDDO
!*******!*******!*******
!*******
/SOLU !
ANTYPE,0 !
NSEL,S,NODE,,64,85,1 ! 64~85
-
ANSYS
95
D,ALL,ALL !
ALLSEL !
NSEL,S,NODE, ,1,16,1 ! Z=1 17
F,ALL,FX,F_wind/16 !X
ALLSEL !
F,1,FZ,F_top !
ACEL,0,0,9.8 !
SOLVE !
SAVE !
FINISH
!*******!*******!*******
!*******
/POST1 !
SET,LAST !
/ESHAPE,1.0 !
PLDISP,0 !
PLNSOL,U,SUM,0,1.0 !
PLNSOL,S,EQV,0,1.0 !
PLNSOL,EPTO,EQV,0,1.0 !
ETABLE,MOMENT_I,SMISC,5 ! I
ETABLE,MOMENT_J,SMISC,11 ! J
ETABLE,STRESS_I,NMISC,15 ! I
ETABLE,STRESS_J,NMISC,55 ! J
PLLS,MOMENT_I,MOMENT_J,1,0 !
PRETAB,MOMENT_I,MOMENT_J,STRESS_I, STRESS_J !
FINISH
!********!********!********
!********
/PREP7
ET,4,MASS21 ! 4MASS21
R,24,,,2E5 ! 24MASS21
TYPE,4 ! 4
REAL,24 ! 24
E,1 ! 1MASS21
ALLSEL !
NSEL,S,NODE,,64,85,1 ! 64~85
D,ALL,ALL !
ALLSEL !
-
ANSYS
96
D,1,UY,,,63,1,UZ,ROTX,ROTZ ! 1~63 UX ROTY
ALLSEL !
ACEL,0,0,9.8 !
/SOLU !
ANTYPE,MODAL !
MODOPT,LANB,6 !
MXPAND,6 ! 6
SOLVE !
SAVE !
FINISH !
/POST1 !
ESHAPE,1.0 !
SET,LIST !
SET,FIRST !
PLDISP,0 !
SET,NEXT !
PLDISP,0 !
SET,NEXT !
PLDISP,0 !
SET,NEXT !
PLDISP,0 !
SET,NEXT !
PLDISP,0 !
SET,NEXT !
PLDISP,0 !
FINISH !
-
ANSYS
97
666
6
ANSYS
6.16.16.1
6.1
6-1
6-1
-
ANSYS
98
6.26.26.2
6.2
6-2
6-2
24 1 in in
13.375 10.9 in mm
3.0E10 0.227 Pa MPa
2.1E11 0.3 Pa
X52 360 MPa
J55 379 MPa
25 25 50mm m
-
ANSYS
99
30t
6.2.16.2.16.2.1
6.2.1
hdh
hdh 0.2m
hdh 5m
ANSYS
HognestadANSYSMISO
ANSYS
6.2.26.2.26.2.2
6.2.2
111
1
ANSYS/MultiphysicsUtility Menu>File>Change Jobname,
Drilinng_mixstructualNew log and error filesyes
OKUtility Menu>File>Change Title,
Analysis of Drilinng_mixstructual
/FILNAME,Drilling_mixstructual,1
/TITLE,Analysis of Drilling_mixstructual
222
2
Main Menu>Preprocessor PREP7
Main Menu>Preprocessor>Element Type
>Add/Edit/Delete,Element TypeAdd 6-3
-
ANSYS
100
Shell>Plastic 4node 43, Apply SOLID45
6-3
/PREP7 !
ET,1,SOLID45 ! 1 SOLID45
ET,2,SHELL43 ! 2 SHELL43
333
3
Main Menu>Preprocessor>Real Constants>Add/Edit/Delete
Element Type for Real ConstantsAdd Type 1 SHELL43
OK 6-4, Shell thickness at IJKL
1*0.0254 6-5ApplyReal Constant Set No.
2Shell thickness at IJKL10.9E-3OK
6-4 SHELL43
-
ANSYS
101
R,1,0.0254
R,2,0.0109
444
4
1
Main Menu>Preprocessor>Material Props>Material Models
Define Material Model BehaviorStructural>Linear>
Elastic>IsotropicEX3.0E10
PRXY0.2 6-5Structural>Nonlinear>
Inelastic>Rate Independent>Isotropic Mardening Plasticity>Mises Plasticity>Multilinear
Stress-Strain 6-6Grahp
6-7Structural>DensityDENS
2000
6-5
6-6
-
ANSYS
102
6-7
2
Define Material Model BehaviorMaterial>New Model
2OKStructural>
Nonlinear>Inelastic>Rate Independent>Isotropic Mardening Plasticity>Mises Plasticity>
BilinearNote
EX2.1E11PRXY0.3
OK 6-8Yield Stss
360E6Tang Mod0
Graph 6-9
Structural>DensityDENS7850
6-7
-
ANSYS
103
6-8
3
Define Material Model BehaviorMaterial>New Model
3OKStructural>
Nonlinear>Inelastic>Rate Independent>Isotropic Mardening Plasticity>Mises Plasticity>
BilinearNote
EX2.1E11PRXY0.3
OK 6-8Yield Stss
379E6Tang Mod0Structural>Density
DENS7850
6-10
6-10
MP,EX,1,3E10 ! 1
-
ANSYS
104
MP,PRXY,1,0.2
MP,DENS,1,2000
TB,MISO,1,1,5, !
TBTEMP,0 ! 2
TBPT,,0.0005,15E6
TBPT,,0.001,21E6
TBPT,,0.0015,24E6
TBPT,,0.002,27E6
TBPT,,0.003,24E6
MP,EX,2,2.1E11 !
MP,PRXY,2,0.3
MP,DENS,2,7850
TB,BKIN,2,1 !
TBTEMP,0
TBDATA,1,360E6,0 !
MP,EX,3,2.1E11 ! 3
MP,PRXY,3,0.3
MP,DENS,3,7850
TB,BKIN,3,1 !
TBTEMP,0
TBDATA,1,379E6,0 !
555
5
Workplane>Change Active CS to>Global Cylindrical 6-10
6-11
-
ANSYS
105
1
Main Menu>Preprocessor>Modeling>Create>Keypoints>
In Active Cs 6.1
6.1
0.304824*0.0254/2,0.169813.375*0.0254/2
Main Menu>Preprocessor>Modeling>Create>Lines>Straight
Line 3 4Apply
4 56 77 89 1010 1112 13 13 14OK
6-12 PlotCtrls>NumberingLine numbers
On
2)
Main Menu>Preprocessor>Meshing>Size Cntrls>ManualSize
Lines>Picked LinesOK
Element Sizes on Picked LinesSIZE1
1mOK
Main Menu>Preprocessor>Modeling>Operate>Extrude Lines>
X Y Z
1 0 0 0
2 0 0 55
3 0.3048 0 0
4 0.3048 0 30
5 0.3048 0 55
6 0.3048 180 0
7 0.3048 180 30
8 0.3048 180 55
9 0.3048 0 0
10 0.1698 0 30
11 0.1698 0 55
12 0.1698 180 0
13 0.1698 180 30
14 0.1698 180 55
-
ANSYS
106
About Axis L1
L2OK
1 2OK 6-13
6-12
6-13
Arc Length in degrees180 180
L3 L4 180
6-14
Main Menu>Preprocessor>Meshing>Size Cntrls>ManualSize
Lines>Picked Lines ZZ=0
3055OKElement Sizes on Picked Lines
NDIV3OK
-
ANSYS
107
6-14
3
SelectEntities
AreasBy LocationX coordinatesMin
Max0.3048OKMain Menu>Preprocessor>
Meshing>MeshAttributes>All Areas2
12SHELL43OKSelect
Everything
SelectEntities
AreasBy LocationX coordinatesMin
Max0.1698OKMain Menu>Preprocessor>
Meshing>MeshAttributes>All Areas3
22SHELL43OKSelect
Everything
Main Menu>Preprocessor>Meshing>Mesh>Areas>Free
Pick All 6-15
-
ANSYS
108
6-15
4
Main Menu>Preprocessor>Modeling>Create>Volumes>
Cylinder>Partial Cylinder Partial CylinderWPX
0WPY0Rad-10.1698
Theta-10 Rad-20.3048 Theta-2
180Depth30Apply
WPX0WPY
0Rad-10.1698Theta-1180
Rad-20.3048 Theta-2360 Depth
30OK
SelectEntities
LinesBy LocationY coordinates
MinMax0From FullOKSelect
EntitiesLines
By LocationY coordinatesMinMax180
Also SelectOKSelectEntities
Lines
By LocationX coordinatesMinMax0.1698Unselect
OKSelectEntities
LinesBy LocationX
coordinatesMinMax0.3048UnselectOK
-
ANSYS
109
Main Menu>Preprocessor>Meshing>Size Cntrls>ManualSize>
Lines>All Lines Element SizeNDIV2
OK
SelectEverthing SelectEntities
Lines
By LocationX coordinatesMinMax0.1698From Full
OKSelectEntities
LinesBy LocationX
coordinatesMinMax0.3048Also SelectOK
SelectEntities
LinesBy LocationY coordinatesMin
Max0UnselectOKSelect
EntitiesLines
By LocationY coordinatesMinMax180
UnselectOKMain Menu>Preprocessor>Meshing>
Size Cntrls>ManualSize>Lines>All Lines Element SizeNDIV
6OK
SelectEverthing SelectEntities
Lines
By LocationY coordinatesMinMax0From Full
OKSelectEntities
Lines By LocationY
coordinatesMinMax180Also SelectOK
SelectEntities
LinesBy LocationZ coordinatesMin
Max030Reselect OKMain Menu>
Preprocessor>Meshing>Size Cntrls>ManualSize>Lines>All Lines Element
SizeSIZE1OK
SelectEverthingMain Menu>Preprocessor>
Meshing>Mesh Attributes>All Volumes
11SOLID45OKMain Menu>Preprocessor>
Meshing>Mesh>Volumes Sweep>Sweep Volume Sweeping
Pick All 6-16
-
ANSYS
110
6-16
5
SelectEntities
ElemnetsBy AttributesMaterial num
MinMax1OKMain Menu>Preprocessor>
Numbering Ctrls>Merge ItemsLabel
NodesOKSelectEverthingMain
Menu>Preprocessor>Numbering Ctrls>Compress NubersLabel
NodesApplyElementsOK
SelectEntities
NodesBy LocationZ LocationMin
Max130OKMain Menu>Preprocessor
>Coupling/Ceqn>Coincident NodesOK
SelectEntities
NodesBy LocationZ coordinatesMin
Max0OKList>Nodes Sort NODE Listing
Coord.w/AnglesOK 6-17
1Main Menu>Preprocessor
>Coupling/Ceqn>Couple DOFs Define Coupled DOFsPick All
6-18Select
Everything
-
ANSYS
111
6-17
6-18
Main Menu>FinishSAVE DB
APDL
6.3.36.3.36.3.3
6.3.3
111
1
Main Menu>Solution>Analysis Type>New Analysis
6-19StaticOK
6-19
-
ANSYS
112
222
2
Main Menu>Solution>Unabridged Menu
Main Menu>Solution>Analysis Type>Analysis Options
Static or Steady-State Analysis
1
Static or Steady-State AnalysisNonlinear OptionNLGEOMOn
2Newton-Raphson
Static or Steady-State AnalysisNonlinear OptionNROPTFull
N-RAdaptive descentOn if necessary
3
Static or Steady-State AnalysisEQSLVEquation solverSparse
solver
3
Main Menu>Solution>Load Step Opts>Nonlinear>Convergence
Crit Default Nonlinear Convergence CriteriaReplace 6-22
Nonlinear Convergence CriteriaDisplacement U
TOLER0.001NORMInfinite norm
OK
5
Main Menu>Solution>Load Step Opts>Nonlinear>Equilibrium Iter
Equilibrium Iterations50OK
6
Main Menu>Solution>Load Step Opts>Nonlinear>Predictor
PredictorOn for all sbstpOK
7
Main Menu>Solution>Load Step Opts>Output Ctrls>DB/Result
File Controls for Database and Results File WritingItemAll iems
FREQEvery SubstepCnameAll entities
OK
-
ANSYS
113
333
3
Main Menu>Solution>Define Loads>Apply>Structural>
Displacement>On NodesList of Items1
OKAll DOFsOK
6-20
6-20
444
4
111
1
1
Main Menu>Solution>Analysis Type>soln ControlsSolution
ControlsBasicTime at end of loadstep1.0
OKSolution Controls
2
Main Menu>Solution>Define Loads>Apply>Structural>
Inertia>Gravity>Global Apply (Gravitational) Acceleration
ACELXACELYACELZ009.8
3
Main Menu>Solution>Load Step Opts>Write Load Step File
Load step file number n1OK
222
2
-
ANSYS
114
1
Main Menu>Solution>Analysis Type>soln ControlsSolution
ControlsBasicTime at end of loadstep2.0
OKSolution Controls
2
SelectEntities
NodesBy LocationZ coordinatesMin
Max55From FullOKSelect
EntitiesNodes
By LocationX coordinatesMinMax0.3048
ReSelectOKMain Menu>Solution>Define Loads>
Apply>Structural>Force/Moment>On NodesPick All
Apply F/M on Nodes Direction of force/momentFz
Force/moment value-3E5/12 12 OKSelect
Everthing
SelectEntities
NodesBy LocationZ coordinatesMin
Max55OKMain Menu>Solution>Define Loads>
Apply>Structural>Displacement>On NodesPick All
LabUxVALUE
0.1OKSelectEverthing
3
Main Menu>Solution>Load Step Opts>Write Load Step File
Load step file number n2OK
333
3
1
Main Menu>Solution>Analysis Type>soln ControlsSolution
ControlsBasicTime at end of loadstep6.0
OKSolution Controls
2
-
ANSYS
115
SelectEntitiesZ Location30
Main Menu>Solution>Define Loads>Apply>
Structural>Displacement>On NodesPick All
ux2.0OKSelect
Everything
3
Main Menu>Solution>Load Step Opts>Write Load Step File
Load step file number n6OK
555
5
Main Menu>Solution>Solve>From LS Files Solve Load Step
FilesStarting LS File Number1Ending LS File Number
4OK 6-21
Solution is doneMain Menu>Finish
6-21
APDL
6.3.4
-
ANSYS
116
(1)(1)(1)
(1)
POST1POST1POST1
POST1
Main Menu>General Postproc>Results Summary
6-22
111
1
Main Menu>General Postproc>Read Results>Last Set
Main Menu>General Postproc>Plot Results>
Deformed Shape 6-23Def shape onlyOK
PlotCtrls>Style>Size and Shape 6-24/ESHAPE
OnX distortion ratio2.5 X
2.5OK 6-25
6-22
6-23
-
ANSYS
117
6-24
6-25
222
2
Main Menu>General Postproc>Plot Results>Contour Plot>Nodal Solu
Contour Nodal Solution DataItem to be contouredNodal
Solution>Displacment vector sum, 6-26
-
ANSYS
118
6-26
333
3
1
SelectEntities
ElementsByAttributesMat numMin
Max2From FullOKMain Menu
>General Postproc>Plot Results>Contour Plot>Nodal Solu Contour Nodal Solution
DataItem to be contouredStress>von Mises stress
6-27Item to be contoured
Plastic Strain>von Mises plastic strain 6-28
-
ANSYS
119
6-27
6-28
2
SelectEntities
ElementsByAttributesMat numMin
Max3From FullOKMain Menu
>General Postproc>Plot Results>Contour Plot>Nodal Solu Contour Nodal Solution
DataItem to be contouredStress>von Mises stress
6-29Item to be contoured
Plastic Strain>von Mises plastic strain 6-30
-
ANSYS
120
6-29
6-30
3
SelectEntities
ElementsByAttributesMat numMin
Max1From FullOKMain Menu
>General Postproc>Plot Results>Contour Plot>Nodal Solu Contour Nodal Solution
DataItem to be contouredStress>von Mises stress
6-31Item to be contoured
Plastic Strain>von Mises plastic strain 6-32
-
ANSYS
121
6-31
6-32
444
4
Main Menu>General Postproc>List Results>Nodal Solution
Contour Nodal Solution Data Item to be contouredNodal Solution
>DOF Solution>Displacment vector sum 6-33
Stress>von Mises stress 6-34
-
ANSYS
122
6-33
6-34
SelectEntities
NodesBy LocationZ LocationMin
-
ANSYS
123
Max0From FullOKSelect
EntitiesNodes
By LocationZ LocationMinMax55
Also SelectOKMain Menu>General Postproc>List Results
>Reaction Solu List Reaction SolutionLabAll items
6-35
6-35
222
2
POST26POST26POST26
POST26
Main Menu>TimeHist Postproc
1
Main Menu>TimeHist Postproc>Define Variables 6-36
Define Time-HistoryAdd 6-37Add Time-History
VariablesNodal DOF ResultsOK
6-36
-
ANSYS
124
6-37
List of Items130
SelectOK 6-38
Define Nodal Data2130
DeflectionTranslation UXOK
Defined Time-History Variables
6-37
2
Defined Time-History VariablesAddAdd Time-History Variables
Reaction forces OKList of Ite ms
1OK Define Nodal Data
31
ReactionF_1Struct forces FXOKDefined Time-
History VariablesAddAdd Time-History Variables
Reaction forcesOKList of Items
-
ANSYS
125
125OK Define Nodal Data
4 125
ReactionF_2Struct forces FXOK 6-38
Defined Time-History VariablesClose
6-38
3
Main Menu>TimeHist Postproc>Variable Viewer 6-39
Time History VariablesReactionF_2Calculator
6-39
ABS(rforce(125,F,X)+ rforce(1,F,X))
-
ANSYS
126
ENTER
6-40Time History VariablesName
calc_5
6-40
4
Main Menu>TimeHist Postproc>Settings>GraphX
Graph SettingsXVAR(X-axis variables)Single variable
Single variable No.2OK
Utility Menu>PlotpCtrls>Style>Graphs>Modify Axes
DeflectionReactionFOK
Main Menu>TimeHist Postproc>Graph VariablesNVAR1
5OK 6-41
6-41
600Kn,
5
-
ANSYS
127
Main Menu>TimeHist Postpro>List Variables List Time-Hist
VariablesNVAR2345OK
6-42
EXCEL
6