Post on 09-Jan-2016
description
ANSYS CAE ANSYS FEMFinite Element Method ISO9001CAE
ANSYS
mary
ANSYS9.0ANSYS ANSYS APDL APDL
ANSYSANSYSANSYS
ANSYS
ANSYS
ANSYSANSYS
ANSYS
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1
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
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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134134134
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7.1 ............................................................................................................................1347.2 ................................................................................1367.2.1 .......................................................................................................................................1377.2.2 ...............................................................................................................................141
7.2.3 .......................................................................................................................................1447.3 ............................................................................................................................................152
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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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181181181
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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
ANSYS
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111
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ANSYS ANSYSANSYS
ANSYS
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ANSYSANSYSANSYS
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ANSYS CAE ANSYS ISO9001(ASME)NQAWindowsUNIXLinux PCANSYSCFDANSYS PC ANSYS
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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
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
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
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
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
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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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xxCP
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D
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2Py
5-1 Py
OCDEF Py 8/0 C
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P
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5-1 Py
8/ C
yy
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PP C
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1/2DyC 05.2 0
OCDHI OCDG R
xx R
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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
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5.6)(
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3
21
Ru
Ru
xxxDCP
xxxDCxCP
2Py
Pyx
5.7
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AP
kx
APP
u
u
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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