Основы анализа конструкций в Ansys

Citation preview

Ка а М а

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ANSYS К

юх в А. В.

Казань 2001

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ANSYS.

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420008, К К

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К [email protected]

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1.

ANSYS. 1.1.

ANSYS.

ANSYS –

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CAD1

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2.

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3.

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1.2.

ANSYS. ANSYS

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, HELP –

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(Begin level);

•

. ANSYS

(Begin level). ,

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Main Menu > Preprocessor

/PREP7

Main Menu > Solution

/SOLUTION

Ф PREP7 . , SOLUTION

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Main Menu > . General Postproc . .

POST1

1

CAD (Computer Aided Design) ,

–

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/POST1

. POST26

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.

Main Menu > TimeHist Postpro

/POST26

ANSYS (

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1.3.

ANSYS.

ANSYS ANSYS Interactive ( . 1).

Interactive. .

Working Directory .

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«…» (1 ANSYS .В

. 1 4 2

3

5

. 1. Total Workspace (2)

Database (3) . file.db. Total Workspace

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Initial jobname (4)

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file.

GUI Configuration (5) . ANSYS Input. ANSYS ANSYS

1. ANSYS Main Menu – – 2. ANSYS Utility Menu –

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RUN. . . 2.):

ANSYS, ,

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. 3. ANSYS Toolbar – , . 4. ANSYS Input – 5. ANSYS Graphics –

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Run Interactive Now. ANSYS Interactive. ,

ANSYS ANSYS Interactive

, Batch. Input file name

Batch – ANSYS Batch,

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1.4. LOG – ANSYS

. , . LOG-

LOG.

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ASCII –

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. Utility Menu > List > Files > Log File. ,

LOG: LOG-

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Utility Menu > File > Write DB Log File txt ( ,

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ANSYS; Utility Menu > File > Clear &

ANSYS Start New;

4)

Utility Menu > File > Read Input from.

1.5.

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LOG. . Utility Menu > File > Read Input from.

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ANSYS. ANSYS

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2.1.

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PREP7.

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2.1.1.

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file

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Utility Menu > File > Change Jobname

2.1.2.

/FILNAME, filename

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Utility Menu > File > Change Title

/TITLE, filename

2.1.3.

. , /UNITS. :

/UNITS, SI.

,

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2.1.4.

. ANSYS ,

100

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BEAM SHELL PLANE

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SOLID – PIPE

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, BEAM4,

ROTX, ROTY, ROTZ) 3-

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(UX, UY, UZ,

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PLANE77

. Main Menu > Preprocessor > Element Type > ET, ITYPE, Ename Add/Edit/Delete > Add

2.1.5.

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SOLID95 ,

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2*2*2.

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, ANSYS Elements

Reference. Main Menu > Preprocessor > Element Type > KEYOPT, ITYPE, KNUM, VALUE Add/Edit/Delete > Options

2.1.6.

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,

,

.

. 2-D

,

, (AREA), (SHEARZ),

– (HEIGHT), (ADDMAS).

BEAM3, (IZZ), (ISTRN), TK(I) . ,

. , ANSYS Elements Reference.

Main Menu > Preprocessor > Real Constants R, NSET, R1, R2, R3, R4, R5, R6 > Add/Edit/Delete

2.1.7.

. ANSYS :

•

.

•

,

•

. .

Main Menu > Preprocessor > Material Props

2.1.8.

MP, Lab, MAT, C0, C1, C2, C3, C4

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–

.

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, .

– . .

2.1.9.

. ANSYS

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: DOF Constraints – Forces – Surface Loads – Body Loads – Inertia Loads –

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Coupled-field Loads –

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PREP7,

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. SOLUTION.

2.2.

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SOLUTION ,

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2.2.1.

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[PSTRES,ON]. . MODAL – . HARMIC –

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TRANS – SUBSTR –

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. SPECTR –

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. . Main Menu > Preprocessor > Loads > -Analysis Type- New Analysis

2.2.2.

ANTYPE, Antype, Status

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2.2.3.

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Main Menu > Solution > -Solve- Current LS

: SOLVE

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Main Menu > Solution > -Solve- From LS Files

:

LSSOLVE

ANSYS . (Jobname.RST, Jobname.RTH, Jobname.RMG, .

Jobname.RFL), 2.2.3.1. Ф

ANSYS. – .db.

,

.

,

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. . Utility Menu > File > Save as Jobname.DB SAVE_DB (

SAVE.

, , Utility Menu > . Utility Menu > File > Clear Utility Menu > File > Change

). File > Resume Jobname.DB, & Start New. Jobname.

. . Ф Log -

Jobname.LOG Jobname.ERR

ASCII ASCII

output

ASCII

Jobname.OUT Jobname.DB : Jobname.RST Jobname.RTH Jobname.RMG Jobname.RFL

FLOTRAN

ASCII

Jobname.Sn ASCII (

Jobname.GRPH

)

Jobname.EMAT

2.2.3.2.

. . ANSYS , . ANSYS WARNING.

ERROR

, ERROR.

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, WARNING.

Jobname.ERR, Utility Menu > List > Files > Error File.

2.3.

. ,

, POST1

POST26. POST1

(General

Postprocessor

–

)

POST26 (Time History Postprocessor – u = u (t), t–

)

. , Main Menu > General Postproc

. /POST1

,

. Main Menu > TimeHist Postpro

2.4.

POST26

ANSYS.

,

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/FILNAME, filename /TITLE, titlename /UNITS, units , , /PREP7 ,

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. -

. FINISH /SOLU , . FINISH

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/POST1 . FINISH /POST26 . FINISH

3. ANSYS. ANSYS: -

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3.1.

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-

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3.1.1.

-

.

1. З – : Main Menu > Preprocessor > -Modeling- Create > Keypoints > In Active CS. – Keypoint number . – Location in active CS . 1– (0,0,0), 2– (1,0,0), 3 – (0,1,0), 4 – (0,0,1), 5 – (1,1,0), 6 – (0,1,1), 7 – (1,0,1), 8 – (1,1,1). Apply, OK. 2. – : . Utility Menu > PlotCtrls > Pan Zoom Rotate. Pan Zoom Rotate. Obliq – . Main Menu > Preprocessor > -Modeling- Create > -Lines- Lines > In Active Coord. Picking Menu. , , . . 3. – : Main Menu > Preprocessor > -Modeling- Create > -Areas- Arbitrary > By Lines. , Apply. . . . . PlotCtrls > Numbering.

Area numbers. OK. .

Plot > Areas.

3.1.2.

-

1.

. -

.

. Utility Menu > PlotCtrls > Pan Zoom Rotate. Pan Zoom Rotate. Obliq – . Main Menu > Preprocessor > -Modeling- Create > -Volumes- Block > By Dimensions. Create Block by Dimensions X1 = 1, Y1 = 1, X1 = 0, Y1 = 0, Z1 = 0 Z1 = 1. OK. . 2. . Main Menu > Preprocessor > -Modeling- Delete > Volumes Only. Picking Menu. . OK. – . . Utility Menu > Plot > Areas. 3. . , . Main Menu > Preprocessor > -Modeling- Delete > Areas Only. Picking Menu. . OK. . Utility Menu > Plot > Areas. . . PlotCtrls > Numbering. Area numbers. OK. . Plot > Areas.

3.2.

.

, 1.

.

: :

WorkPlane > Change Active CS to > Global Cylindrical. r, ϕ, z. . Main Menu > Preprocessor > -Modeling- Create > Keyponts > In Active CS. , . 1 r = 1, ϕ = 72, z = 0 2 r = 1, ϕ = 144, z = 0

r = 1, ϕ = 216, z = 0 r = 1, ϕ = 288, z = 0 r = 1, ϕ = 360, z = 0 Apply, – OK. 2. . Main Menu > Preprocessor > -Modeling- Create > -Lines- Lines > Straight Line. Picking Menu , . 3. . Overlap. Main Menu > Preprocessor > Operate > -Booleans- Overlap > Lines. 3 4 5

.

,

, . 4. . Main Menu > Preprocessor > -Modeling- Create > -Areas- Arbitrary > By Lines. Picking Menu , Apply. 5. . PlotCtrls > Numbering. Area numbers. OK. . Plot > Areas.

3.3.

.

. . 1. . Main Menu > Preprocessor > -Modeling- Create > Keypoints > In Active CS. - Keypoint number – Location in active CS . (0,0), 2– (100,0), 3– 4 – (100,100). Apply, OK. 2. . Main Menu > Preprocessor > -Modeling- Create > -Lines- Lines > Straight Line. OK. . 3. . Main Menu > Preprocessor > -Modeling- Create > -Areas- Arbitrary > By Lines. . OK. . . 4. .

. 1 – (0,100),

Main Menu > Preprocessor > -Modeling- Create > -Areas- Circle > Solid Circle. : WP X = 5, WP Y = 5, Radius = 3. 5. . , Utility Menu > PlotCtrls > Numbering… Area Numbers – ON Utility Menu > Plot > Areas. 6. Х. Main Menu > Preprocessor > -Modeling- Copy > Areas. , OK, (Number of copies) – 10. X-offset in active coord – 10. 7. Y. Main Menu > Preprocessor > -Modeling- Copy > Areas. , OK, Number of copies = 10, Y-offset in active coord – 10. 8. Д . Main Menu > Preprocessor > -Modeling- Operate > -Booleans- Subtract > Areas. OK. . Box Picking Menu . OK. .

. : 1) 2)

Unpick Picking Menu

; (

-

)

; 3)

Reset Picking Menu. . , , . (MAPPED). , 1.

,

,

, . .

Main Menu > Preprocessor > -Modeling- Create > -Areas- Rectangle > By Dimensions. X1 = 0, Y1 = 0, X2 = 5, Y2 = 5. 2. . Main Menu > Preprocessor > -Modeling- Create > -Areas- Circle > Solid Circle. : WP X = 0, WP Y = 0, Radius = 1. 3. . , Utility Menu > PlotCtrls > Numbering… Area Numbers – ON Utility Menu > Plot > Areas. 4. В . Main Menu > Preprocessor > -Modeling- Operate > -Booleans- Subtract > Areas. . OK. . OK. .

5. З . Main Menu > Preprocessor > Element Type > Add/Edit/Delete. Add Plane 42: Structural Solid Quad 4 node 42. 6. З . Main Menu > Preprocessor > MeshTool. Lines Set. Element Sizes on Picked Lines. 2 OK. No. of lines divisions = 4. Lines Set. Element Sizes on Picked Lines. 2 . OK. No. of lines divisions = 4. Spacing ratio – 0.2. , . OK. . , « » .« » – , . : Main Menu > Preprocessor > -Meshing- Concatenate > Lines. ( , ). OK. 7. . , – QUAD. – Mapped. Mesh, OK.

.

8.

. .

. 90 . Utility Menu > WorkPlane > Change Active CS to > Global Cylindrical. Main Menu > Preprocessor > -Modeling- Copy > Areas. Picking Menu, OK. Copy Areas. DY = 90, Number of copies = 4. Utility Menu > Plot > Elements. X. . Utility Menu > WorkPlane > Change Active CS to > Global Cartesian. : Main Menu > Preprocessor > -Modeling- Copy > Areas. Picking Menu, 4 OK. Copy Areas. DX = 10, Number of copies = 2. Utility Menu > Plot > Elements. Y. Main Menu > Preprocessor > -Modeling- Copy > Areas. Picking Menu – Pick All, Copy Areas. DY = 10, Number of copies = 2. Utility Menu > Plot > Elements. 9. . , 16 . , ANSYS , . Main Menu > Preprocessor > Numbering Ctrls > Merge Items. Type of Item to be merged – nodes. OK. Type of Item to be merged – Keypoints. .

. –

,

,

.

3.4.

. . -

-

.

1. . Main Menu > Preprocessor > -Modeling- Create > -Areas- Rectangle > By Centr & Cornr. ( ): WP X = 0. WP Y = 0. Width ( ) = 40. Height ( ) = 20. 2. . . Main Menu > Preprocessor > -Modeling- Create > eypoints > In Active CS. Keypoint number = 10. (-35,0,0). . Main Menu > Preprocessor > -Modeling- Create > -Lines- Lines > Straight Line. , ( ) . , . OK.

3.

.

: Plot > Lines. . Main Menu > Preprocessor > -Modeling- Create > -Areas- Arbitrary > By Lines. ( ). . : Plot > Areas. 4. (10, -15, 0). Main Menu > Preprocessor > -Modeling- Create > -Areas- Rectangle > By Centr & Cornr. : WP X = 10. WP Y = -15. Width ( ) = 20. Height ( ) = 10. . 5. (10, -20, 0). Main Menu > Preprocessor > -Modeling- Create > -Areas- Circle > Solid Circle. WP X = 10, WP Y = -20, Radius = 10. . 6. . Main Menu > Preprocessor > -Modeling- Operate > -Booleans- Add > Areas. .

.

7.

.

(10, -20, 0) 5. Main Menu > Preprocessor > -Modeling- Create > -Areas- Circle > Solid Circle. WP X = 10, WP Y = -20, Radius = 5. . . Main Menu > Preprocessor > -Modeling- Operate > -Booleans- Subtract > Areas. . , . (-20, 0, 0) Main Menu > Preprocessor > -Modeling- Create > -Areas- Polygon > Hexagon. WP X = -20, WP Y = 0, Radius = 3, Theta = 0. . Main Menu > Preprocessor > -Modeling- Operate > -Booleans- Subtract > Areas.

3.5.

.

. . . , 1.

, ,

. circle.txt

.

, 3.

Utility Menu > File > Read Input from. ( ! ANSYS , .) ! circle.txt R=10 H=2 Pi=3.14159265359 /PREP7 *DO, I, 0, 16 X=R*Cos(I*Pi/8) Y=R*Sin(I*Pi/8) Z=H*I/16 K, I+1, X, Y, Z *ENDDO FINISH R– ,H– . 2. . Main Menu > Preprocessor > -Modeling- Create > -Lines- Splines > Spline thru KPs. OK. . 3. 4 Z. Main Menu > Preprocessor > -Modeling- Copy > Lines. , OK, – 4. Z = 2. 4 . . : 4. . WorkPlane > Offset WP to > Keypoints. OK. . , Z . WorkPlane > Offset WP by Increments. Degrees 90 X. , WX, WY . 5. В . Main Menu > Preprocessor > -Modeling- Create > -Areas- Circle > Solid Circle. WP X = 0, WP Y = 0, Radius = 0.5. Utility Menu > Plot > Lines. 6. . : Main Menu > Preprocessor > -Modeling- Operate > Extrude / Sweep > -AreasAlong Lines. . OK. , , OK. . ANSYS , , : Main Menu > Preprocessor > -Modeling- Operate > -Booleans- Add > Volumes > Pick All.

4. ANSYS. 4.1.

. . ,

. 1. . Main Menu > Preprocessor > -Modeling- Create > Keypoints > In Active CS. - Keypoint number - Location in active CS . : №№

X 0 1 2 3 4 1 2 3

1 2 3 4 5 6 7 8 1

Y 0 0 0 0 0 1 1 1

8 .

K, 1, 0, 0, 0 K, 2, 1, 0, 0 K, 3, 2, 0, 0 K, 4, 3, 0, 0 K, 5, 4, 0, 0 K, 6, 1, 1, 0 K, 7, 2, 1, 0 K, 8, 3, 1, 0

Z 0 0 0 0 0 0 0 0

Apply, ( Utility Menu > File > Read Input

OK. from)

.

2. . Main Menu > Preprocessor > -Modeling- Create > -Lines- Lines > Straight Line. ( ), . . . Apply, OK. :

,

3. . Main Menu > Preprocessor > Element Type > Add/Edit/Delete... > Add. . – Link/2D Spar. OK. Element Types Close. 4. . Main Menu > Preprocessor > Real Constants > Add/Edit/Delete... > Add > OK. Real constant Add. Element type for real constants – OK. Real Constants Set Number Area – – 0.1. OK > Close. 5. . Main Menu > Preprocessor > Material Props > -Constant- Isotropic > OK. : EX – Poisson’s ratio (minor) NUXY. – 2 11, – 0.3. OK. 6. . . . Main Menu > Preprocessor > MeshTool. MeshTool Set Lines. Picking Menu Pick All. Element Sizes on Picked Lines No. of element division . – 1. OK.

Mesh 7. З

MeshTool, .

Picking Menu

Pick All.

,

, .

LINK1 – 2 – . Main Menu > Solution > -Loads- Apply > -Structural- Displacement > On Nodes. Picking Menu. . Picking Menu OK. Apply U, Rot on nodes ( UY,UX) . . UY. 8. З . Main Menu > Solution > -Loads- Apply > -Structural- Force/Moment > On Nodes. Picking Menu. . Picking Menu – OK. Apply F/M on nodes Direction of force/mom FY. Value : -1. OK. . :

9.

. : Main Menu > Solution > -Solve- Current LS > OK. – Solution is done! ( ). 10. . : Main Menu > General Postproc > -Read Results- First Set, Plot Results > Deformed Shape. OK.

:

AMSYS Input. ETABLE, FI, SMICS, 1 ETABLE, FJ, SMICS, 1 ETABLE . (

HELP LINK1).

PLLS. PLLS, FI, FJ :

4.2.

. .

ANSYS

– . , .

,

, . , LOG-

,

,

. : q

P

M

d a

c b

a = 1 , b = 0.5 , c = 2 , d = 1 , q = 10 / , M = 500 ⋅ , P = 1000 . –

B1 = 0.1, H1 = 0.2.

1.

. – Beam.txt.

.

/UNITS, SI ! /FILNAM, BEA ! /TITLE, Continuous Beam ! ! a=1 b=0.5 c=2 d=1 q=500 M=500 P=1000 B1=0.1 H1=0.2 , . Utility Menu > File > Read Input from. . -Modeling- Create > Keypoints > In Active CS. Keypoint number – . . 1: (0,0), 2: (a,0), 3: (a+b,0), 4: (a+b+c-d,0),

, : Main Menu > Preprocessor > – – Location in active CS –

5: (a+b+c,0). 5 . Preprocessor > -Modeling- Create > -Lines- Lines > Straight Line. . OK LOG Menu > List > Files > Log File. , ):

. Main Menu > , .

. ,

.

Utility Beam.txt

(

/PREP7 ! K,1,0,0, K,2,a,0, K,3,a+b,0, K,4,a+b+c-d,0, K,5,a+b+c,0, LSTR, 1, 2 LSTR, 2, 3 LSTR, 3, 4 LSTR, 4, 5 2. З

. . Main Menu > Preprocessor > Material Props > -Constant- Isotropic > OK. : (Young’s Modulus) EX – Poisson’s ratio (minor) NUXY. – 2 11, – 0.3. OK. 3. З . Main Menu > Preprocessor > Element Type > Add/Edit/Delete... > Add. Beam – 2D elastic 3. Beam3. OK. ANSYS , , , . , . : Element Types Options - Output at extra intermed pts k9 – 9 intermed pts. OK Close. 4. З . – AREA, IZZ, HEIGHT, SHEARZ. Main Menu > Preprocessor > Real Constants > Add/Edit/Delete... > Add > OK.

: AREA: B1*H1, Height: H1, IZZ: (B1*H1**3)/12, OK > Close.

SHEARZ: 0.

LOG-

.

,

,

UIMP, ,

.

.

UIMP,1,EX, , ,2e11, ! UIMP,1,NUXY, , , ! ET,1,BEAM3 ! ! KEYOPT,1,6,0 KEYOPT,1,9,9 KEYOPT,1,10,0 ! R,1,B1*H1,(B1*H1**3)/12,H1,0, , , !

,

5. З

,

. ,

–

4.

.

BEAM3

2 .

Preprocessor > MeshTool. Picking Menu Pick All. . Pick All.

: 2.

LOG-

. ( FLST

LESIZE,All, , ,2,1, ! LMESH,ALL ! 6. З

: Main Menu > Set Lines. No. of element divisions OK. Mesh,

FITEM.) 2

:

. . ,

Select,

.

X = 0. X = 0. Select Entities: Utility Menu > Select. By location. Min, Max 0. Apply. Main Menu > Solution > -LoadsApply > -Structural- Displacement > On Nodes. Picking Menu Pick All. Apply U, ROT on Nodes UX, UY. OK. LOG. : FINISH ! /SOLU !

NSEL,S,LOC,X,0 ! D,ALL, , , , , ,UX,UY, , , , ! LOG-

X=0

!

SELECT,

(D) D .

ALL. ( . UY. X = a + b + c – degree of freedom –

P51X .)

X = a – ALL DOF (All ). .

NSEL,S,LOC,X,a D,ALL, , , , , ,UY, , , , , NSEL,S,LOC,X,a+b+c D,ALL, , , , , ,ALL, , , , , :

7. З

.

. X = a + b + b - d. Main Menu > Solution > -Loads- Apply > -Structural- Displacement > On Nodes. Picking Menu Pick All. Apply F/M on Nodes Direction of force/mom FY, Force/moment value –P. OK. . LOG, . NSEL,S,LOC,X,a+b+c-d F,ALL,FY,-P NSEL,S,LOC,X,a+b F,ALL,MZ,M .

: LSEL,S,LOC,X,0,a ,

(Attached to line).

ESLL,S . Main Menu > Solution > -Loads- Apply > -Structural- Pressure > On Beams. Picking Menu Pick All. Apply PRES on Beams at node i Pressure value at node j q. OK. SFBEAM,ALL,1,PRES,q,q, , , , ,

Pressure value

. Utility Menu > Select > Everything. ALLSEL, ALL 8. З . Main Menu > Solution > -Solve- Current LS. SOLVE

:

Solution is done ( ),

.

9.

. .

FINISH . /POST1 General Postprocessor 9.1.

. .

: Main Menu > General Postproc > -Read Results- First Set : Main Menu > General Postproc > Plot Results > Deformed Shape Deformed + Undeformed OK. : SET,FIRST PLDISP,1

9.2. Э

.

ETABLE. HELP, BEAM3. ( MFORY: SIMSC, i = 2, j = 62. ! ETABLE, QYI, SMISC, 2 ! ETABLE, QYJ, SMISC, 62 PLLS, QYI, QYJ ! 9.3. Э

Element Manual Keyopt = 9) i.

QYI

i.

QYJ

.

ETABLE, MXI, SMISC, 6 ETABLE, MXJ, SMISC, 66 PLLS, MXI, MXJ 9.4. Э

. .

ETABLE, SI, NMISC, 1 ETABLE, SJ, NMISC, 21 PLLS, SI, SJ Э

.

Э

.

. /UNITS, SI ! /FILNAM, BEA ! /TITLE, Continuous Beam ! ! a=1 b=0.5 c=2 d=1 q=500 M=500 P=1000 B1=0.1 H1=0.2 /PREP7 ! K,1,0,0, K,2,a,0, K,3,a+b,0, K,4,a+b+c-d,0, K,5,a+b+c,0, LSTR, 1, 2 LSTR, 2, 3 LSTR, 3, 4 LSTR, 4, 5 UIMP,1,EX, , ,2e11, ! UIMP,1,NUXY, , , ! ET,1,BEAM3 ! ! KEYOPT,1,6,0 KEYOPT,1,9,9

KEYOPT,1,10,0 ! R,1,B1*H1,(B1*H1**3)/12,H1,0, , , ! LESIZE,All, , ,2,1, ! LMESH,ALL ! FINISH ! /SOLU ! NSEL,S,LOC,X,0 ! D,ALL, , , , , ,UX,UY, , , , ! NSEL,S,LOC,X,a D,ALL, , , , , ,UY, , , , , NSEL,S,LOC,X,a+b+c D,ALL, , , , , ,ALL, , , , , ! NSEL,S,LOC,X,a+b+c-d F,ALL,FY,-P ! NSEL,S,LOC,X,a+b F,ALL,MZ,M ! ! LSEL,S,LOC,X,0,a ! ESLL,S ! , SFBEAM,ALL,1,PRES,q,q, , , , , ! ALLSEL, ALL ! SOLVE ! FINISH /POST1 ! ! SET,FIRST PLDISP,1 ! ! etable, qyi, smisc, 2 ! etable, qyj, smisc, 62 plls, qyi, qyj ! ! ETABLE, MXI, SMISC, 6 ETABLE, MXJ, SMISC, 66 PLLS, MXI, MXJ ! ETABLE, SI, NMISC, 1 ETABLE, SJ, NMISC, 21 PLLS, SI, SJ

, 2

,

X=0

i.

qyi

j.

qyj

. ,

[σ] = 400

.

4.3.

. . Y

A B

E D

X T C

Z

F

P1

P2

AF, BF, CF, DF – E = 2e11 , 12e-6 K-1, E = 6e8 , 12e-6 K-1, ( P1 = P2 = P = 1000

: 0,3, 2 2 . 0,3, 1 2. EF :

).

EF – F

P1 P2 T = 50o.

, , . . B (b,0,0), C (b,0,a), D (0,0,a), E (b/2,0,a/2), F (b/2,-h,a/2). a=3 ,b=2 ,h=3 . , . , ANSYS Input. /FILNAM, FERMA ! /TITLE, FERMA ! /UNITS, SI ! /PREP7 ! a=3 b=2 h=3 !

P=1000 ! T=50 ! ! K,1,0,0,a, K,2,0,0,0, K,3,b,0,0, K,4,b,0,a, K,5,b/2,-h,a/2, K,6,b/2,0,a/2, ! LSTR, 5, 1 LSTR, 5, 2 LSTR, 5, 3 LSTR, 5, 4 LSTR, 5, 6 ! – /VIEW, 1 ,1,1,1 /ANG, 1 /REP,FAST LPLOT ! ET,1,LINK8 ! !* R,1,2e-4, , ! !* R,2,1e-4,0, !* UIMP,1,EX, , ,2e11, ! UIMP,1,NUXY, , ,0.3, ! !* UIMP,2,EX, , ,6e8, ! UIMP,2,NUXY, , ,0.3, ! UIMP,2,ALPX, , ,12e-6, ! ! LSEL,S,LOC,X,b/2 LSEL,R,LOC,Z,a/2 ! ! , LATT,2,2,1, , , , ! – LSEL,INVE ! ! , LATT,1,1,1, , , , ! ALLSEL,ALL ! LESIZE,ALL, , ,1, , , , ,1 ! LMESH, ALL

,

X = b/2, Z = a/2

: ,

: ,

–

! /PNUM,MAT,1 /REPLOT ! FINISH /SOLU ! ! ! NSEL,S,LOC,X,0 NSEL,R,LOC,Y,0 NSEL,R,LOC,Z,0 ! D,ALL, , , , , ,ALL, , , , , ! NSEL,S,LOC,X,0 NSEL,R,LOC,Y,0 NSEL,R,LOC,Z,a ! D,ALL, , , , , ,ALL, , , , , ! NSEL,S,LOC,X,b NSEL,R,LOC,Y,0 NSEL,R,LOC,Z,0 ! D,ALL, , , , , ,ALL, , , , , ! NSEL,S,LOC,X,b NSEL,R,LOC,Y,0 NSEL,R,LOC,Z,a ! D,ALL, , , , , ,ALL, , , , , ! NSEL,S,LOC,X,b/2 NSEL,R,LOC,Y,0 NSEL,R,LOC,Z,a/2 ! D,ALL, , , , , ,UY, , , , , ! ! , NSEL,S,LOC,X,b/2 NSEL,R,LOC,Y,-h NSEL,R,LOC,Z,a/2 ! – F,ALL,FY,-P F,ALL,FX, +P ALLSEL,ALL SOLVE ! FINISH

(0, 0, 0)

(0, 0, a)

(b, 0, 0)

(b, 0, a)

(b/2, 0, a/2)

Uy

. /POST1 SET, FIRST ! ETABLE,FYI,SMISC,1 ETABLE,FYJ,SMISC,1 ! ETABLE,TI,LBFE,1 ETABLE,TJ,LBFE,2 PLLS,FYI,FYJ !

–

–

General Postproc > Element Table > List Element Table. Table Data, Fyi, Fyj, Ti, Tj. OK. – :

: Main Menu > List Element ,

PRINT ELEMENT TABLE ITEMS PER ELEMENT ***** POST1 ELEMENT TABLE LISTING ***** STAT ELEM 1 2 3 4 5

CURRENT FYI 876.10 876.10 -873.90 -873.90 996.24

CURRENT FYJ 876.10 876.10 -873.90 -873.90 996.24

CURRENT TI 0.0000 0.0000 0.0000 0.0000 0.0000

CURRENT TJ 0.0000 0.0000 0.0000 0.0000 0.0000

MINIMUM VALUES ELEM 3 VALUE -873.90

3 -873.90

1 0.0000

1 0.0000

MAXIMUM VALUES ELEM 5 VALUE 996.24

5 996.24

1 0.0000

1 0.0000

: /PNUM,ELEM,1 /REPLOT !* EPLOT

. ! ! /SOLU LSEL,S,LOC,X,b/2 LSEL,R,LOC,Z, a/2 ! BFL,ALL,TEMP,T ALLSEL,ALL ! SOLVE FINISH

–

. /POST1 SET, FIRST ! ETABLE,FYI,SMISC,1 ETABLE,FYJ,SMISC,1 ! ETABLE,TI,LBFE,1 ETABLE,TJ,LBFE,2 PLLS,FYI,FYJ ! PLLS,TI,TJ !

–

–

. : PRINT ELEMENT TABLE ITEMS PER ELEMENT ***** POST1 ELEMENT TABLE LISTING ***** STAT ELEM 1 2 3 4 5

CURRENT FYI 902.45 902.45 -847.55 -847.55 905.89

CURRENT FYJ 902.45 902.45 -847.55 -847.55 905.89

CURRENT TI 0.0000 0.0000 0.0000 0.0000 50.000

CURRENT TJ 0.0000 0.0000 0.0000 0.0000 50.000

MINIMUM VALUES ELEM 3 VALUE -847.55

3 -847.55

1 0.0000

1 0.0000

MAXIMUM VALUES ELEM 5 VALUE 905.89

5 905.89

5 50.000

5 50.000

: Main Menu > General Postproc > List Results > Reaction Solu. Reaction Solution – OK. , .

. List

PRINT REACTION SOLUTIONS PER NODE ***** POST1 TOTAL REACTION SOLUTION LISTING ***** LOAD STEP= 1 SUBSTEP= 1 TIME= 1.0000 LOAD CASE= 0 THE FOLLOWING X,Y,Z SOLUTIONS ARE IN GLOBAL COORDINATES NODE 2 3 4 5 6

FX -257.84 -257.84 -242.16 -242.16

TOTAL VALUES VALUE -1000.0

FY 773.53 773.53 -726.47 -726.47 905.89

FZ 386.76 -386.76 363.24 -363.24

1000.0

0.0000 :

/PNUM,NODE,1 /REPLOT !* EPLOT ! ! ( /SOLU NSEL,S,LOC,X,b/2 NSEL,R,LOC,Y,-h NSEL,R,LOC,Z,a/2 ! FDELE,ALL,ALL ALLSEL,ALL ! SOLVE FINISH

– ,

)

. SET, NEXT ! /POST1 ETABLE,FYI,SMISC,1 ETABLE,FYJ,SMISC,1 ! ETABLE,TI,LBFE,1

–

–

ETABLE,TJ,LBFE,2 PRINT ELEMENT TABLE ITEMS PER ELEMENT ***** POST1 ELEMENT TABLE LISTING ***** STAT CURRENT CURRENT CURRENT ELEM FYI FYJ TI 1 26.349 26.349 0.0000 2 26.349 26.349 0.0000 3 26.349 26.349 0.0000 4 26.349 26.349 0.0000 5 -90.341 -90.341 50.000 MINIMUM VALUES ELEM 5 5 1 VALUE -90.341 -90.341 0.0000 MAXIMUM VALUES ELEM 1 1 5 VALUE 26.349 26.349 50.000

CURRENT TJ 0.0000 0.0000 0.0000 0.0000 50.000 1 0.0000 5 50.000 –

–

.

.

[σ] = 300

.

: /POST1 ETABLE,SI,LS,1 ETABLE,SJ,LS,1 PLLS, SI, SJ

4.4.

. (

)

.

,

, . ,

ρ = 7800

. ,

E = 2⋅1011

: 3

/ .

–

: 1

1

,

0,3,

,

, ,

ν = 0,3, ρ = 2700

: E = 2,9⋅1010

, 3

/ .

–

:

1 .

:

P = 1000 H, q = 100 H/ .

H=c/2

H=c/2

a

b

a

. , ANSYS Input /PREP7 ! /UNITS, SI ! !* c=2 a=2 b=4 !* B1=0.01 H1=0.03 !* K,1,0,0,0,

.

,

K,2,0,0,c, K,3,b+2*a,0,0, K,4,b+2*a,0,c, K,5,a,0,c, K,6,a,0,0, K,7,a+b,0,0, K,8,a+b,0,c, ! , K,9,a,c/2,c/2, K,10,a+b,c/2,c/2, K,11,a,c*(sqrt(2)/4),c/2-c*(sqrt(2)/4), K,12,a,c*(sqrt(2)/4),c/2+c*(sqrt(2)/4), K,13,a+b,c*(sqrt(2)/4),c/2-c*(sqrt(2)/4), K,14,a+b,c*(sqrt(2)/4),c/2+c*(sqrt(2)/4), !* P=1000 q=100 !* LSTR, 2, 5 LSTR, 5, 8 LSTR, 8, 4 LSTR, 4, 3 LSTR, 3, 7 LSTR, 7, 6 LSTR, 6, 1 LSTR, 1, 2 LSTR, 5, 6 LSTR, 8, 7 LSTR, 3, 4 LSTR, 9, 10 ! – SPLINE,5,12,9,11,6 SPLINE,8,14,10,13,7 ! ! ! , LGLUE,ALL ! UIMP,1,EX, , ,2e11, ! UIMP,1,DENS, , ,7800, ! UIMP,1,NUXY, , ,0.3, ! UIMP,2,EX, , ,2.9e10, ! UIMP,2,DENS, , ,2700, ! UIMP,2,NUXY, , ,0.3, ! ! – /VIEW, 1 ,1,2,3 /ANG, 1 /REP,FAST LPLOT ! !* –

,

ANSYS

BEAM4

ET,1,BEAM4 !* KEYOPT,1,2,0 KEYOPT,1,6,0 KEYOPT,1,7,0 KEYOPT,1,9,9 ! 9 KEYOPT,1,10,0 !* . ! : ! : B1*H1 ! Izz: (B1*H1**3)/12 ! Iyy: (H1*B1**3)/12 ! z: B1 ! y: H1 ! : -90 ! :0 ! Ixx: (H1*B1**3)/12+(B1*H1**3)/12 R,1, B1*H1, (H1*B1**3)/12, (B1*H1**3)/12, H1, B1, -90 , RMORE, ,(B1*H1**3)/12+(H1*B1**3)/12, , , , , !* . R,2, B1*B1, (B1**4)/12, (B1**4)/12, B1, B1, , RMORE, ,(B1**4)/6, , , , , !* LSEL,S,LOC,Y,0 ! ! : , , LATT, 1, 1, 1, 0 LESIZE,ALL, , ,10,1, ! : 10 !* LSEL,INVE ! LATT, 2, 2, 1, 0 ! LESIZE,ALL, , ,5,1, ! :5 ALLSEL,ALL ! LMESH,ALL ! FINISH !

, . ! ******* /PNUM,MAT,1 ! /ESHAPE,1.0 ! /REPLOT ! ! ****** . Pan Zoom Rotate .

/SOLU ! !* ! NSEL,S,LOC,X,0 NSEL,R,LOC,Y,0 NSEL,R,LOC,Z,0 ! (ALL) D,ALL, , , , , ,UX,UY,UZ ! NSEL,S,LOC,X,0 NSEL,R,LOC,Y,0 NSEL,R,LOC,Z,C ! (ALL) D,ALL, , , , , ,UX,UY,UZ ! NSEL,S,LOC,X,B+2*A NSEL,R,LOC,Y,0 NSEL,R,LOC,Z,0 ! (ALL) D,ALL, , , , , ,UX,UY,UZ ! NSEL,S,LOC,X,B+2*A NSEL,R,LOC,Y,0 NSEL,R,LOC,Z,C ! (ALL) D,ALL, , , , , ,UX,UY,UZ

Utility Menu > PlotCtrls > Pan Zoom Rotate. Box Zoom .

(0, 0, 0)

UX,UY,UZ (0, 0, )

UX,UY,UZ (b+2*a, 0, 0)

UX,UY,UZ (b+2*a, 0, )

UX,UY,UZ

!* ! NSEL,S,LOC,X,A NSEL,R,LOC,Z,0 NSEL,R,LOC,Y,0 ! F,ALL,FY,-P, ! NSEL,S,LOC,X,A NSEL,R,LOC,Z,C NSEL,R,LOC,Y,0 ! F,ALL,FY,-P ! NSEL,S,LOC,X,A+B NSEL,R,LOC,Z,0 NSEL,R,LOC,Y,0 ! F,ALL,FY,-P ! NSEL,S,LOC,X,A+B NSEL,R,LOC,Z,C NSEL,R,LOC,Y,0 ! F,ALL,FY,-P ALLSEL,ALL LSWRITE,1, ! ! ********* ! ! *********

(a, 0, 0)

Y

-P

(a, c, 0)

Y

-P

(a+b, 0, 0)

Y

-P

(a+b, c, 0)

Y

, , LSEL,S,LOC,X,a ! LSEL,A,LOC,X,a+b ! LSEL,R,LOC,Y,0 ! ESLL,S ! SFBEAM,ALL,1,PRES,q,q, , , , , ! ALLSEL, ALL ! LSWRITE,2, ! , ! ANSYS ! Y: 9,8 ACEL,0,9.8,0, ! X, Y, Z LSWRITE,3, ! , !* LSSOLVE,1,3,1, ! , FINISH ! !* /POST1 ! ! ANSYS Input

-P

,

, :

. X=a X=a+b Y=0

1

,

3

1

! – SET,FIRST ! PLDISP,1 ! PLNSOL,U,Y,0,1 ! ! – SET,NEXT ! PLNSOL,U,Y,0,1 ! ! – SET,NEXT ! PLNSOL,U,Y,0,1 ! ! ! !* : ETABLE, SMAXI, NMISC, 1 ETABLE, SMAXJ, NMISC, 21 PLLS, SMAXI,SMAXJ ! !* : ETABLE,FXI,SMISC,1 ETABLE,FXJ,SMISC,61 PLLS, FXI, FXJ ! !* : ETABLE,FYI,SMISC,2 ETABLE,FYJ,SMISC,62 PLLS,FYI,FYJ ! !* : ETABLE,FZI,SMISC,3 ETABLE,FZJ,SMISC,63 PLLS,FZI,FZJ ! !* : ETABLE,MXI,SMISC,4 ETABLE,MXJ,SMISC,64 PLLS, MXI, MXJ ! !* : ETABLE,MYI,SMISC,5 ETABLE,MYJ,SMISC,65 PLLS,MYI,MYJ ! !* : ETABLE,MZI,SMISC,6 ETABLE,MZJ,SMISC,66 PLLS,MZI,MZJ ! FINISH

OY + OY +

+ OY

OX

OY

OZ

OX

OY

OZ

, Main Menu > General Postproc > List Results > Reaction Solu. Reaction Solution OK. . , , : /PNUM,NODE,1 /REPLOT

List

. , [σ] = 400

[σ] = 270

,

: .

4.5.

. . .

–

–

,

,

. : L = 3 , d1 = 5

, d2 = 3

,d=3

, R = 1 , H = 10 . P

d

H

d1, d2

l

: 1.

, – PRESTRESS.

2. . /PREP7 /UNITS,SI PI=4*ATAN(1) ! ! L=3 R=1

H=10 ! d1=5e-2 d2=3e-2 d=3e-2 !* K,1,0,0,, K,2,0,L,, K,3,0,H,, K,4,2*R,H,, K,5,2*R,L,, K,6,2*R,0,, K,7,R,H,, !* CIRCLE,7,R ! ! LSEL,S,RADIUS, ,R LSEL,R,LOC,Y,H-R,H ! LDELE,ALL !* LSTR, 1, 2 LSTR, 2, 3 LSTR, 6, 5 LSTR, 5, 4 ! ALLSEL, ALL ! LGLUE, ALL !* UIMP,1,EX, , ,2e11, ! UIMP,1,NUXY, , ,0.3, ! !* ET,1,BEAM3 !* KEYOPT,1,6,0 KEYOPT,1,9,9 KEYOPT,1,10,0 !* , ! , , , R,1, PI*(D1**2-D2**2), PI*(D1**4-D2**4)/64, D1, , , , !* , R,2, PI*D**2/4, PI*D**4/64, D, , , , !* , LSEL,S,LOC,Y,0,L ! LATT,1,1,1 ! LESIZE, ALL, , ,5,1, ! – 10, !* , LSEL,S,LOC,Y,L,H+R ! LATT,1,2,1 !

7

.

–1

LESIZE, ALL, , ,10,1, ! ALLSEL,ALL ! LMESH,ALL ! ! ! NSEL,S,LOC,X,0 NSEL,R,LOC,Y,0 ! – D,ALL, , , , , ,UX,UY ! NSEL,S,LOC,X,2*R NSEL,R,LOC,Y,0 ! – D,ALL, , , , , ,UX,UY ! NSEL,S,LOC,X,R NSEL,R,LOC,Y,H+R ! F,ALL,FY,-1, ALLSEL, ALL FINISH ! /SOLU ! PSTRES,ON ! SOLVE ! FINISH ! /SOLU ! ANTYPE,1 ! ! !* ! BUCOPT,SUBSP,4,0,4 ! MXPAND,4,0,0,0,0.001, SOLVE ! FINISH ! /POST1 ! SET,FIRST ! PLDISP,1 ! ! SET,NEXT PLDISP,1

– 10,

.

–1

(0, 0)

UX,UY (2*R, 0)

UX,UY (R, H+R)

– , 4

.

: Main

Menu > General Postproc > Results Summary. . ***** SET 1 2 3 4

INDEX OF DATA SETS ON RESULTS FILE TIME/FREQ 347.26 2797.0 3599.7 9293.8

LOAD STEP 1 1 1 1

SUBSTEP 1 2 3 4

*****

CUMULATIVE 1 2 3 4

. ,

, . . 347.26*2.

4.6. . -

.

.

l

c

m

10

,

10 / ,

1 . COMBIN14

MASS21. /PREP7 !* C=10 M=10 L=1 ET,1,COMBIN14 ! !* KEYOPT,1,2,0 ! KEYOPT,1,3,2 ! !* R,1,C, , , ! !* N,1,,,,,,, N,2,,L,,,,,

– – 2-

E,1,2 ! !* ET,2,MASS21 ! !* KEYOPT,2,2,0 ! – KEYOPT,2,3,4 ! – !* R,2,M, ! !* !* TYPE, 2 REAL, 2 !* 1 E, 1 !* /PNUM,ELEM,1 /REPLOT EPLOT FINISH /SOLU ! D,2, , , , , ,ALL, , , , , D,1, , , , , ,UX, , , , , !* – ANTYPE,2 !* MODOPT,SUBSP,1 ! EQSLV ,FRONT ! MXPAND,1, , ,0 ! !* SUBOPT,8,4,6,0,0,ALL ! !* OUTPR,BASIC,LAST, ! !* OUTRES,ALL,LAST, ! SOLVE FINISH

,

: Main Menu > General Postproc > Results Summary.

0,15915. POST26, . .

/POST26 ! ! ! *GET,FREQ,MODE,1,FREQ

FREQ

! LABEL 1*2 *DIM,LABEL,CHAR,1,2 ! VALUE 1*3 *DIM,VALUE,,1,3 ! LABEL(1,1) = ' F,' LABEL(1,2) = ' (Hz) ' ! FreqTh=SQRT(C/M)/(8*ATAN(1)) ! *VFILL,VALUE(1,1),DATA, FreqTh *VFILL,VALUE(1,2),DATA, FREQ *VFILL,VALUE(1,3),DATA, (FreqTh-FREQ)*100/FREQ ! MODE.txt, /OUT, MODE,txt ! /COM /COM,_________________________ RESULTS ___________________________ /COM, /COM, | THEORY | ANSYS | Eps (%) /COM, ! *VWRITE – , ! . ! FORMAT FORTRAN *VWRITE,LABEL(1,1),LABEL(1,2),VALUE(1,1),VALUE(1,2),VALUE(1,3) (1X,A8,A8,' ',F18.14,' ',F18.14,' ',F5.3) /COM,_____________________________________________________________ /OUT FINISH MODE,txt

:

____________________________ RESULTS ___________________________ | THEORY

| ANSYS

| Eps (%)

F, (Hz) 0.15915494309190 0.15915494309190 0.000 ____________________________________________________________________

.

ω,

ANSYS ,

ω=

1 c = 0,15915 . =1, ν = 2π m

ν=

ω

2π

.

.

l1

c1

l2

.

c2

m1

m2

4.7.

. . .

d

a

P

, : = 1 , b = 1.5 , = 0.5 . /PREP7 /UNITS,SI PI=4*ATAN(1) ! ! a=1 b=1.5 c=0.5 ! d=1e-2 ! P=1000 ! ******** !*

c

b

–

2 . = 1000 .

K,1,0,0,, K,2,a,0,, K,3,a+b,0,, K,4,a+b,-c,, !* LSTR, 1, 2 LSTR, 2, 3 LSTR, 3, 4 ALLSEL, ALL !* ET,1,BEAM3 ! KEYOPT,1,6,0 KEYOPT,1,9,9 KEYOPT,1,10,0 ! R,1, PI*D**2/4, PI*D**4/64,D, , , , ! UIMP,1,EX, , ,2e11, ! UIMP,1,DENS, , ,7800, ! UIMP,1,NUXY, , ,0.3, ! !* LESIZE, ALL, , , 10, 1, ! LMESH,ALL ! !* NSEL,S,LOC,X,0 NSEL,R,LOC,Y,0 D,ALL, , , , , , ,UX, UY ! NSEL,S,LOC,X,A NSEL,R,LOC,Y,0 D,ALL, , , , , , ,UY ! NSEL,S,LOC,X,A+B NSEL,R,LOC,Y,-C D,ALL, , , , , ,UX,UY !* NSEL,S,LOC,X,A+B NSEL,R,LOC,Y,0 F,ALL,FX,-P, ! ALLSEL, ALL ! /SOLU !* ANTYPE,2 !* MODOPT,SUBSP,4 ! EQSLV,FRONT ! MXPAND,4, , ,0 !

4

!* SOLVE FINISH . : Main Menu > General Postproc > Results Summary. ***** INDEX OF DATA SETS ON RESULTS FILE ***** SET TIME/FREQ LOAD STEP SUBSTEP CUMULATIVE 1 2 3 4

13.650 25.607 44.718 79.535

1 1 1 1

1 2 3 4

1 2 3 4

. /POST1 SET,FIRST PLDISP,1 . SET,NEXT PLDISP,1

Mode Shape. OK.

. Utility Menu > PlotCtrls > Animate > .avi, Windows.

4.8. . . P. . . ANSYS

, ,

,

,

1/13.650 = 0.07326. ,

/PREP7 /UNITS,SI PI=4*ATAN(1) ! ! a=1 b=1.5 c=0.5 ! d=1e-2 ! P=1000 ! T=0.07326 ! ******** !* K,1,0,0,, K,2,a,0,, K,3,a+b,0,, K,4,a+b,-c,, !* LSTR, 1, 2 LSTR, 2, 3 LSTR, 3, 4 ALLSEL, ALL !* ET,1,BEAM3 ! KEYOPT,1,6,0 KEYOPT,1,9,9 KEYOPT,1,10,0 ! R,1, PI*D**2/4, PI*D**4/64,D, , , , !

.

UIMP,1,EX, , ,2e11, ! UIMP,1,DENS, , ,7800, ! UIMP,1,NUXY, , ,0.3, ! !* LESIZE, ALL, , , 10, 1, ! LMESH,ALL ! !* NSEL,S,LOC,X,0 NSEL,R,LOC,Y,0 D,ALL, , , , , , ,UX, UY ! NSEL,S,LOC,X,A NSEL,R,LOC,Y,0 D,ALL, , , , , , ,UY ! NSEL,S,LOC,X,A+B NSEL,R,LOC,Y,-C D,ALL, , , , , ,UX,UY !* NSEL,S,LOC,X,A+B NSEL,R,LOC,Y,0 F,ALL,FX,-P, ! ALLSEL, ALL ! /SOLU ! ANTYPE,4 ! !* OUTPR,BASIC,ALL, !* OUTRES,ALL,ALL, TIME, T ! AUTOTS,0 ! ! DELTIM,T/100, , ,1 KBC,1 ! ! IC,ALL,ALL,0,0, ! (ALL), ! u0 = 0, ! v0 = 0 SOLVE ! FINISH

–

T/100

(ALL) –

POST1, u = u (t).

POST26 POST1 –

.

POST26.

! Uy(t) /POST26 ! (A+B, 0) NSEL,S,LOC,X,A+B NSEL,R,LOC,Y,0 ! ND *GET, ND, NODE, , NUM, MAX ! ! 2 ! U, Y – OY NSOL,2,ND,U,Y,UY !* PLVAR,2, , , , , , , , , , ! FINISH

(A+B, 0)

ND, UY

. .

4.9.

. , PLANE. .

.

. :

q = 1000 / L = 10 1=5 2=1 =7 q

B1

C A

B H

L

/PREP7 /UNITS,SI !* L=10 B2=1

B2

B1=5 H=7 S=L-H ! Q=100000 !* K,1,0,0,, K,2,L,0,, K,3,L,-B2,, K,4,S,-B2,, K,5,0,-B1,, K,6,S,,, !* LSTR,1,6 LSTR,6,2 LSTR,2,3 LSTR,3,4 LSTR,4,5 LSTR,5,1 LSTR,4,6 !* ET,1,PLANE82 !* KEYOPT,1,3,0 ! KEYOPT,1,5,1 ! KEYOPT,1,6,3 ! !* UIMP,1,EX, , ,2e11, ! UIMP,1,NUXY, , ,0.3, ! UIMP,1,DENS, , ,7800, ! !* AL, 2,3,4,7 ! – AL, 1,7,5,6 ! – ! LSEL,S,LOC,X,S ! X = L-H LESIZE,ALL, , ,6,1, , , ,1 ! ! LSEL,S,LOC,Y,0 ! Y = 0 LSEL,R,LOC,X,0, S ! 0 List List Time-History Variables, ). OK.

: PRVAR,2

Postpro > List Extremes 2. OK.

List Extreme Value :

Main Menu > TimeHist Range of variables

POST26 SUMMARY OF VARIABLE EXTREME VALUES VARI TYPE IDENTIFIERS NAME MINIMUM AT TIME 2 NSOL 6 UY Uy -0.8725E-03 5.280 ,

-0.8725E-03 5.280

.

. .

. 1.

(Begin level).

. /UNITS, Label Label –

, :

SI – CGS – BFT – BIN –

. CGS. , , / ANSYS.

. .

*

-

. /TITLE, Title Title –

72

.

.

2

EXIT, Slab, Fname, Ext, Dir Slab – MODEL – ( SOLU – ALL – NOSAVE – Fname – Ext – Dir –

: ( ),

,

-

). ( –

,

). ,

. File.DB.

(8

). ( (

DB). –

).

. HELP, Name Name.

. FINISH – /POST1 – /POST26 – /PREP7 – /QUIT – /SOLU –

2

. POST1. POST26. /PREP7. ANSYS. SOLUTION.

Fname, Ext, Dir.

.

.

. /DELETE, Fname, Ext, Dir

. /COPY, Fname1, Ext1, Dir1, Fname2, Ext2, Dir2 Fname1. Ext1 Fname2. Ext2. : Utility Menu > File > File Operations > Copy

LOG-

.

LGWRITE, Fname, Ext, Dir : Utility Menu > File > Write DB Log File

ANSYS. FILNAME, Fname Fname –

(

32

). ,

(

.

.

2.2.3.1.).

Fname.Ext /OUT, Fname, Ext

Fname1.Ext1

Fname.Ext2.

RENAME, Fname1, Ext1, Dir1, Fname2, Ext2, Dir2 : Utility Menu > File > File Operations > Rename

. C***, ! /COM

. /CLEAR, Read Read – START – NOSTART –

START5x.ANS: START5x.ANS. START5x.ANS.

: Utility Menu > File > Clear & Start New

Fname.Ext. RESUME, Fname, Ext, Dir : Utility Menu > File > Resume from

. SAVE, Fname, Ext, Dir : Utility Menu > File > Save as Jobname.db

Utility Menu > File > Save as

2.

PREP7. ,

,

. .

, .

.

. K, NPT, X, Y, Z NPT – X, Y, Z –

. .

: Main Menu > Preprocessor > -Modeling- Create > Keypoints > In Active CS . ANSYS

, ANSYS ANSYS

. , ,

.

. X

Y

Z

x

y

z

R R

ϕ

ϕ

z

θ

П ьв е ю Utility Menu > WorkPlane > Change Active CS to > Global Cartesian Utility Menu > WorkPlane > Change Active CS to > Global Cylindrical Utility Menu > WorkPlane > Change Active CS to > Global Spherical

CSYS, 0 CSYS, 1 CSYS, 2

. KPLOT, NP1, NP2, NINC, Lab NP1

NP2

NINC.

: Utility Menu > Plot > Keypoints

.

. CIRCLE, PCENT, RAD PCENT – RAD –

,

. .

: Main Menu > Preprocessor > -Modeling- Create > -Lines- Arcs > Full Circle

,

.

L, P1, P2 «

»

. «

y=0

»

r ∂r = const . ∂x j

»

, , x = 0, y = 1 .

P1

P2.

, ,

,

x = 1, , LSTR.

: Main Menu > Preprocessor > -Modeling- Create > -Lines- Lines > In Active Coord

. LARC, P1, P2, PC, RAD P1 –

, P2 –

, PC –

. : Main Menu > Preprocessor > -Modeling- Create > -Lines- Arcs > Through 3 KPs

. LDELE, NL1, NL2, NINC, KSWP NL1 . KSWP –

,

NL2

NINC. :

NL1 = ALL,

0– 1–

(Lines Only). ,

,

.

. , .

,

.

: Main Menu > Preprocessor > -Modeling- Delete > Line and Below Main Menu > Preprocessor > -Modeling- Delete > Lines Only

NP1

NP2

NINC.

LPLOT, NP1, NP2, NINC, Lab

. LSTR, P1, P2 : Main Menu > Preprocessor > -Modeling- Create > -Lines- Lines > Straight Line

. SPLINE, P1, P2, P3, P4, P5, P6, XV1, YV1, ZV1, XV6, YV6, ZV6 , P1, P2, P3, P4, P5, P6 (XV1, YV1, ZV1) P1 (XV6, YV6, ZV6) P6. : Main Menu > Preprocessor > -Modeling- Create > -Lines- Splines > Segmented Spline Main Menu > Preprocessor > -Modeling- Create > -Lines- Splines > With Options > Segmented Spline

.

. A, P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, P14, P15 P16, P17, P18 , . . . . ,

–

. ,

–

. .

: Main Menu > Preprocessor > -Modeling- Create > -Areas- Arbitrary > Through KPs

. ADELE, NA1, NA2, NINC, KSWP

. , ,

. -

.

: Main Menu > Preprocessor > -Modeling- Delete > Area and Below Main Menu > Preprocessor > -Modeling- Delete > Areas Only

,

.

AL, L1, L2, L3, L4, L5, L6, L7, L8, L9, L10 ,

.

. . : Main Menu > Preprocessor > -Modeling- Create > -Areas- Arbitrary > By Lines

. APLOT, NA1, NA2, NINC : Utility Menu > Plot > Areas

.

,

A1-A10.

VA, A1, A2, A3, A4, A5, A6, A7, A8, A9, A10 . . : Main Menu > Preprocessor > -Modeling- Create > -Volumes- Arbitrary > By Areas

. VDELE, NV1, NV2, NINC, KSWP . ,

-

: Main Menu > Preprocessor > -Modeling- Delete > Volume and Below Main Menu > Preprocessor > -Modeling- Delete > Volumes Only

.

. AADD, NA1, NA2, NA3, NA4, NA5, NA6, NA7, NA8, NA9 .

.

. . -

.

–

.

NA1 = ALL,

.

: Main Menu > Preprocessor > -Modeling- Operate > -Booleans- Add > Areas

. AGLUE, NA1, NA2, NA3, NA4, NA5, NA6, NA7, NA8, NA9 . . ,

. ,

.

: Main Menu > Preprocessor > -Modeling- Operate > -Booleans- Glue > Areas

. AINA, NA1, NA2, NA3, NA4, NA5, NA6, NA7, NA8, NA9 : Main Menu > Preprocessor > -Modeling- Operate > -Booleans- Intersect > -Common- Areas

. AOVLAP, NA1, NA2, NA3, NA4, NA5, NA6, NA7, NA8, NA9 .

A∩B .

–

: A\(A∩B) , A∩B

B\(A∩B) .

: Main Menu > Preprocessor > -Modeling- Operate > -Booleans- Overlap > Areas

. ASBA, NA1, NA2 NA1

NA2

: Main Menu > Preprocessor > -Modeling- Operate > -Booleans- Subtract > Areas

. LGLUE, NL1, NL2, NL3, NL4, NL5, NL6, NL7, NL8, NL9 . ,

.

,

,

.

: Main Menu > Preprocessor > -Modeling- Operate > -Booleans- Glue > Lines

. LOVLAP, NL1, NL2, NL3, NL4, NL5, NL6, NL7, NL8, NL9 : Main Menu > Preprocessor > -Modeling- Operate > -Booleans- Overlap > Lines

(

).

VADD, NV1, NV2, NV3, NV4, NV5, NV6, NV7, NV8, NV9 : Main Menu > Preprocessor > -Modeling- Operate > -Booleans- Add > Volumes

. VGLUE, NV1, NV2, NV3, NV4, NV5, NV6, NV7, NV8, NV9 . . : Main Menu > Preprocessor > -Modeling- Operate > -Booleans- Glue > Volumes

. VOVLAP, NV1, NV2, NV3, NV4, NV5, NV6, NV7, NV8, NV9 : Main Menu > Preprocessor > -Modeling- Operate > -Booleans- Overlap > Volumes

.

. ACCAT, NA1, NA2 . , . : Main Menu > Preprocessor > -Meshing- Concatenate > Areas

(

).

AMESH, NA1, NA2, NINC NA1

NA2

NINC.

: Main Menu > Preprocessor > MeshTool.

Mesh.

. LATT, MAT, REAL, TYPE, ESYS, KB, KE, SECNUM MAT – REAL – TYPE – ESYS – KB – KE – SECNUM –

. . . . . . .

. . : Main Menu > Preprocessor > -Attributes- Define > All Lines

. LESIZE, NL1, SIZE, ANGSIZ, NDIV, SPACE, KFORC, LAYER1, LAYER2 NL1 – SIZE – ANGSIZ – NDIV – SPACE – < 1.0 – KFORC

,

ALL,

. , . .

(

).

(

). . > 1.0,

. , 1.0 –

. NL1 = ALL. . ,

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0– 1– 2–

, , ;

; ,

,

,

,

; 3– . LAYER1 – LAYER2 – : Main Menu > Preprocessor > MeshTool. Lines Set Layer Set

. .

.

. LMESH, NL1, NL2, NINC : Main Menu > Preprocessor > MeshTool.

Mesh.

. MSHAPE, KEY, Dimension , . KEY – 0–

: .

1 – . Dimension – 2D – 3D –

: . .

(mapped)

(free)

MSHKEY, KEY KEY – 0– 1– 2–

: . . ,

.

. R, NSET, R1, R2, R3, R4, R5, R6 NSET – R1, R2, R3, R4, R5, R6 –

. . ,

,

. .

. ,

6,

:

RMORE, R2, R3, R4, R5, R6 : Main Menu > Preprocessor > Real Constants

. VATT, MAT, REAL, TYPE, ESYS MAT, REAL, TYPE, ESYS – , .

,

,

: Main Menu > Preprocessor > -Attributes- Define > All Volumes

.

. VMESH, NV1, NV2, NINC

3.

SOLUTION.

. ANTYPE, Antype, Status Antype – STATIC – BUCKLE –

: . (

,

[PSTRES,ON]). MODAL – HARMIC – TRANS – SUBSTR – SPECTR –

. . . . (

,

. Status – NEW – REST –

: . .

: Main Menu > Solution > -Analysis Type- New Analysis Main Menu > Preprocessor > Loads > -Analysis Type- New Analysis

. LUMPM, Key Key: OFF – ON –

(

,

.). .

. SOLVE : Main Menu > Solution > - Solve- Current LS

. MODOPT, Method, NMODE, FREQB, FREQE, PRMODE, Nrmkey Method – SUBSP – LANB – REDUC – UNSYM – DAMP – NMODE – FREQB – FREQE –

,

: . . . . . ,

. . .

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),

.

, . MXPAND, NMODE, FREQB, FREQE, Elcalc NMODE – FREQB – FREQE – Elcalc – NO – YES –

,

. . . : (

).

.

: Main Menu > Solution > - Load Step Opts- ExpansionPass > Expand Modes Main Menu > Solution > -Analysis Type- Analysis Options

. BUCOPT, Method, NMODE, SHIFT, PRMODE Method – SUBSP – LANB – REDUC – NMODE – SHIFT – PRMODE –

: . . . ,

. (

0). (Method = REDUC).

. NLGEOM, ON . , ,

.

, .

. NROPT, Option Option: AUTO FULL MODI INIT

0– 1– 2– 3– .

. -

. ,

.

. PSTRES, On . .

. SSTIF, On

.

. AUTOTS, Key Key: OFF – ON –

. .

: Main Menu > Solution > -Load Step Opts- Time/Frequenc > Time - Time Step Main Menu > Solution > -Load Step Opts- Time/Frequenc > Time and Substps

. DELTIM, DTIME, DTMIN, DTMAX, Carry DTIME – DTMIN –

. ( ).

DTMAX – Carry – OFF –

. : DTIME, .

ON – .

. KBC, KEY ,

.

KEY: 0– 1–

(ramped loads). (stepped loads).

. TIME, TIME TIME –

.

.

. F, NODE, Lab, VALUE, VALUE2 NODE –

,

.

ALL,

. Lab –

. .

FX FY FZ MX MY MZ HEAT

OX OY OZ OX OY OZ , .

,

MX, MY, VALUE – VALUE2 –

,

,

BEAM3 SOLID95 – FX, FY, FZ.

FX, FY,

. (

,

,

). : Main Menu > Solution > -Loads- Apply > … > On Nodes Main Menu > Preprocessor > Loads > - Loads- Apply > … > On Nodes

. SFA, AREA, LKEY, Lab, VALUE, VALUE2 AREA – LKEY –

, ( ,

Lab – VALUE – VALUE2 – ).

. . Help ANSYS Elements Reference). .

. . ( . VALUE

VALUE2. VALUE

PRES CONV HFLUX

VALUE2

: Main Menu > Solution > -Loads- Apply > … > On Areas Main Menu > Preprocessor > Loads > -Loads- Apply > … > On Areas

. ACEL, ACELX, ACELY, ACELZ , . ACELX, ACELY, ACELZ – . : Main Menu > Solution > -Loads- Apply > -Structural- Gravity Main Menu > Preprocessor > Loads > -Loads- Apply > -Structural- Gravity

. OUTPR, Item, FREQ, Cname Item – BASIC –

: (

,

,

). NSOL – RSOL – ESOL – NLOAD – VENG – ALL – FREQ: N– NONE – ALL – LAST – Cname –

. . . . . . N-

.

. . . , BASIC

. ALL.

: Main Menu > Solution > -Load Step Opts- Output Ctrls > Solu Printout

, OUTRES, Item, FREQ, Cname .

. .

: Main Menu > Solution > -Load Step Opts- Output Ctrls > DB/Results File

(

).

. D, NODE, Lab, VALUE, VALUE2, NEND, NINC, Lab2, Lab3, Lab4, Lab5, Lab6 NODE –

,

. ,

NEND

Lab –

.

ALL,

NINC ALL,

.

(ALL DOF). . UX UY UZ ROTX ROTY ROTZ TEMP

OX OY OZ OX OY OZ

VALUE – . VALUE2 –

(

,

,

). NEND, NINC – Lab2, Lab3, Lab4, Lab5, Lab6 –

NODE

NEND

NINC. .

. "Degrees of Freedom" ANSYS Elements Reference. .

.

: Main Menu > Solution > -Loads- Apply > … > On Nodes Main Menu > Preprocessor > Loads > - Loads- Apply > … > On Nodes

, . DA, AREA, Lab, Value1, Value2 AREA – Lab – : SYMM – ASYM –

,

. . . .

.

D.

: Main Menu > Solution > -Loads- Apply > … > On Areas Main Menu > Preprocessor > Loads > -Loads- Apply > … > On Areas

. SF, Nlist, Lab, VALUE, VALUE2 Nlist –

,

,

.

ALL ,

. Lab –

. ANSYS Elements Reference.

VALUE – VALUE2 –

. ( ).

. , . : Main Menu > Solution > -Loads- Apply > … > On Nodes Main Menu > Preprocessor > Loads > - Loads- Apply > … > On Nodes

4.

POST1.

. SET, Lstep, SBSTEP, FACT, KIMG, TIME, ANGLE, NSET Lstep – N– FIRST – LAST – NEXT – NEAR – SBSTEP – FACT – KIMG – 0– 1– TIME – ANGLE – NSET –

: N-

. . . . ,

TIME.

. (

1). : . .

,

. (

,

). .

: Main Menu > General Postproc > -Read Results- By Load Step Main Menu > General Postproc > -Read Results- By Set Number Main Menu > General Postproc > -Read Results- By Time/Freq Main Menu > General Postproc > -Read Results- First Set Main Menu > General Postproc > -Read Results- Last Set Main Menu > General Postproc > -Read Results- Next Set

, . PLESOL, Item, Comp, KUND, Fact

Item – Comp – KUND – 0– 1– Fact –

,

. . : . . (

1).

,

.

. (

). . (

)

, . : Main Menu > General Postproc > Plot Results > -Contour Plot- Element Solu

, (

).

PLNSOL, Item, Comp, KUND, Fact . ,

PLESOL, ,

. ,

( )

,

. PLESOL,

PLNSOL

. : Main Menu > General Postproc > Plot Results > -Contour Plot- Nodal Solu

. PRESOL, Item, Comp . . «

–

».

: Main Menu > General Postproc > List Results > Element Solution

. PRNSOL, Item, Comp . .

: Main Menu > General Postproc > List Results > Nodal Solution

,

.

PRRSOL, Lab Lab –

(FX, FY, FZ, MX, MY, MZ

.).

. . –

.

: Main Menu > General Postproc > List Results > Reaction Solu

. ETABLE, Lab, Item, Comp Lab – Item – Comp –

,

.

,

. .

. .

,

, PLESOL, PRESOL, . Item ANSYS Elements Reference. .

,

Comp

: Main Menu > General Postproc > Element Table > Define Table

. PLLS, LabI, LabJ, Fact, KUND , LabI – LabJ – Fact – KUND –

.

, , (

( . PLESOL).

ETABLE ETABLE 1).

I. J.

. . : Main Menu > General Postproc > Plot Results > -Contour Plot- Line Elem Res

. PATH, NAME, nPts, nSets, nDiv NAME – nPts –

(

8

).

,

.

– 2,

– 1000. nSets –

, – 30.

.

– 4,

nDiv –

.

– 20.

. , POST1,

,

, .

, . : Main Menu > General Postproc > Path Operations > Define Path > …

. PDEF, Lab, Item, Comp, Avglab Lab – . Item – , Comp – Avglab – AVG – NOAV –

. . . . .

: Main Menu > General Postproc > Path Operations > Map onto Path

. PPATH, POINT, NODE, X, Y, Z, CS POINT – PATH. NODE – X, Y, Z – CS – .)

, ,

nPts

. . ,

. (

–

. . : Main Menu > General Postproc > Path Operations > Define Path > …

,

.

PLPATH, Lab1, Lab2, Lab3, Lab4, Lab5, Lab6 Lab1, Lab2, Lab3, Lab4, Lab5, Lab6 – ,

.

. PATH PDEF.

PPATH,

: Main Menu > General Postproc > Plot Results > -Plot Path Item- On Graph

,

.

PRPATH, Lab1, Lab2, Lab3, Lab4, Lab5, Lab6 : Main Menu > General Postproc > Path Operations > List Path Items

. PLPAGM, Item, Gscale, Nopt Item – Gscale – Nopt –

,

. . .

: Main Menu > General Postproc > Plot Results > -Plot Path Item- On Geometry

5.

POST26.

. DATA, IR, LSTRT, LSTOP, LINC, Name IR – , LSTRT – LSTOP – LINC – . Name –

. . . .

. /FORMAT.

. ESOL, NVAR, ELEM, NODE, Item, Comp, Name NVAR – ELEM – NODE – Item – Comp – Name –

. . . ,

. . .

: Main Menu > TimeHist Postpro > Define Variables

. NSOL, NVAR, NODE, Item, Comp, Name : Main Menu > TimeHist Postpro > Define Variables

6.

APDL.

. *ASK, Par, Query, DVAL Par – Query – DVAL –

. ,

. ,

,

.

. *GET, Par, Entity, ENTNUM, Item1, IT1NUM Par – Entity – VOLU. ENTNUM – Item1 – IT1NUM –

. .

NODE, ELEM, KP, LINE, AREA,

. . Item1.

. *GET , IT1NUM

(

. .) . HELP

.

, Item1

*GET.

. *DIM, Par, Type, IMAX, JMAX, KMAX, Var1, Var2, Var3 Par – Type – ARRAY –

. :

, CHAR – TABLE – IMAX – TABLE). JMAX – KMAX – Var1, Var2, Var3 – .

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,

FORTRAN).

. . . (

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, 1000000

ARRAY, – ARRAY CHAR,

255). 7). ,

,

. PARRES, Lab, Fname, Ext, Dir Lab –

:

NEW – CHANGE – Fname – . Ext – . Dir – .

–

. .

. .

. 1

65535

: Utility Menu > Parameters > Restore Parameters

. PARSAV, Lab, Fname, Ext, Dir Lab –

:

SCALAR – ALL – Fname – . Ext – . Dir – .

. .

. ,

.

: Utility Menu > Parameters > Save Parameters

. *SET, Par, VALUE, VAL2, VAL3, VAL4, VAL5, VAL6, VAL7, VAL8, VAL9, VAL10 Par –

, (

. ,

, ),

8

.

VALUE – , . VAL2, VAL3, VAL4, VAL5, VAL6, VAL7, VAL8, VAL9, VAL10 – , – . . – . Par=VALUE A(1,3)=7.4 *SET, A(1,4),10,11

*SE , A(1,3),7.4 A(1,4)=10 ,

A(2,4)=11 .

, *SET, A.

, 1000 ,

.

( (

. .

*ASK)

*GET). *DIM. . . + * / ** < > ( ).

,

FORTRAN:

, (

( (+A ).

),

(

-A),

(

ANSYS

),

),

-

.

,

F(x,y)=x**2-y**2

ANSYS. SIN(X) – . COS(X) – . TAN(X) – . ASIN(X) – . ACOS(X) – . ATAN(X) – . SINH(X) – . COSH(X) – . TANH(X) – . SQRT(X) – . ABS(X) – . SIGN(X,Y) – X . NINT(X) – . MOD(X,Y) – Y = 0, EXP(X) – X. LOG(X) – . LOG10(X) – . RAND(X,Y) – GDIS(X,Y) – , .

Y. Y = 0

,

0.

X X

Y. –

,

. *DO, Par, IVAL, FVAL, INC Par – IVAL – FVAL – INC –

. . . .

« *ELSE

»

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–

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*ELSEIF, VAL1, Oper, VAL2 VAL1 – Oper – EQ – NE – LT – GT – LE – GE – ABLT – ABGT – VAL2 –

. . VAL1 = VAL2.

1.0E-10.

. VAL1 < VAL2. VAL1 > VAL2. . . . . .

. *ENDDO

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do-enddo. *EXIT . -

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if-then-else. *IF, VAL1, Oper, VAL2, Base VAL1 – Oper – EQ – NE – LT – GT – LE – GE – ABLT – ABGT – VAL2 – Base –

. . VAL1 = VAL2.

1.0E-10.

. VAL1 < VAL2. VAL1 > VAL2. . . . . . ,

Oper.

. –

10

.

. *IF,VAL1,Oper,VAL2,THEN ---*ELSEIF,VAL1,Oper,VAL2 ---*ELSEIF,VAL1,Oper,VAL2 ---*ELSE ---*ENDIF "----" *ELSE , *ELSEIF

. .

. *GO, Base Base

: : – STOP –

. .

. *REPEAT, NTOT, VINC1, VINC2, VINC3, VINC4, VINC5, VINC6, VINC7, VINC8, VINC9, VINC10, VINC11 NTOT – (2 ). VINC1, VINC2, VINC3, VINC4, VINC5, VINC6, VINC7, VINC8, VINC9, VINC10, VINC11 – .

. *VFILL, ParR, Func, CON1, CON2, CON3, CON4, CON5, CON6, CON7, CON8, CON9, CON10 ParR – Func – DATA – RAMP –

.(

[*DIM].) : CON1 … CON2. .

. *VWRITE, Par1, Par2, Par3, Par4, Par5, Par6, Par7, Par8, Par9, Par10 ( ) Par1, Par2, Par3, Par4, Par5, Par6, Par7, Par8, Par9, Par10 – .

,

. *VWRITE ( (A4, E10.3, 2X, D8.2) ). .

FORMAT FORTRAN, Integer (I)

. /WAIT, DTIME DTIME –

(

).

7.

(Select). ,

,

,

,

,

.

. ALLSEL, LabT, Entity LabT – : ALL – BELOW – Entity – ALL – . VOLU – . AREA – . LINE – . KP – . ELEM – . NODE – .

. . :

: Utility Menu > Select > Everything

,

.

ASLL, Type, ARKEY Type – S– R– A– U– ARKEY – 0– 1–

,

(

):

. . . . ,

: , ,

. .

: Select, Utility Menu > Select > Entities

:

,

.

ASLV, Type Type –

,

.

. ESEL, Type, Item, Comp, VMIN, VMAX, VINC, KABS Type –

,

. ASLL: .

ALL – NONE – INVE –

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.

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.

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.

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.

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.

,

.

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. :

. . . .

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.

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,

.

. KSEL, Type, Item, Comp, VMIN, VMAX, VINC, KABS . ESEL.

. LSEL, Type, Item, Comp, VMIN, VMAX, VINC, KSWP Type, Item, Comp, VMIN, VMAX, VINC – KSWP – , 0– . 1– , , .

. ESEL. : Type = S.

. NSEL, Type, Item, Comp, VMIN, VMAX, VINC, KABS Type, Item, Comp, VMIN, VMAX, VINC, KABS – Item Item NODE EXT LOC ANG M

. ESEL.

Comp.

Comp

X,Y,Z XY,YZ,ZX -

,

.

NSLA, Type, NKEY Type – NKEY – 0– 1–

,

. ,

, .

, NSLE, Type, Nodes Type, Nodes –

: .

. ESLN.

.

,

.

NSLL, Type, NKEY Type, NKEY –

. NSLA.

,

.

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. NSLA.

. VSEL, Type, Item, Comp, VMIN, VMAX, VINC, KSWP Type, Item, Comp, VMIN, VMAX, VINC, KSWP –

. LSEL.

. 1. ANSYS Basic Analysis Procedures Guide. 2. ANSYS Advanced Analysis Guide. 3. ANSYS Operations Guide. 4. ANSYS Modeling and Meshing Guide. 5. ANSYS Structural Analysis Guide. 6. ANSYS Thermal Analysis Guide. 7. ANSYS Electromagnetic Field Analysis Guide. 8. ANSYS CFD FLOTRAN Analysis Guide. 9. ANSYS Coupled-Field Analysis Guide. 10. ANSYS Elements Reference. 11. ANSYS Commands Reference. 12. ANSYS Theory Reference. ANSYS – ANSYS – Core, 001252 , Fifth Edition, ANSYS Release 5.6, Published November 1999, ANSYS, Inc., ANSYS, Inc. is a UL registered ISO 9001: 1994 Company.

. 1.

ANSYS ......................................................................................................... 3 1.1.

ANSYS....................................................................................... 3

1.2.

ANSYS.......................................................................... 3

1.3.

ANSYS............................................................................................... 4

1.4. LOG – 1.5. 2.

..................................................................................................................... 6 ANSYS ........................................................................................ 6 ANSYS............................................................................................. 7

2.1.

........................................................................................................ 7

2.1.1.

............................................................ 7

2.1.2.

........................................................................................ 8

2.1.3.

......................................................................... 8

2.1.4.

................................................................................ 8

2.1.5.

.............................................................................. 9

2.1.6.

........................................................................ 9

2.1.7.

...................................................................... 10

2.1.8. 2.1.9. 2.2.

............................................................ 10

-

......................................................................................... 10 ............................................................................................................ 11

2.2.1.

................................................................................. 11

2.2.2.

..................................................................................... 11

2.2.3.

.................................................................................................... 12

2.2.3.1.

ANSYS.......................................................................................... 12

2.2.3.2.

.................................................................................................... 13

2.3.

............................................................................ 13

2.4.

ANSYS ........................................................... 13

3.

ANSYS .................................................. 14 3.1. 3.1.1. 3.1.2.

......................................................................................... 15 .............................................................................. 15

-

.............................................................................. 16

3.2.

......................................................................................................................... 16

3.3.

................................................................ 17

3.4.

................................................................................... 21

3.5.

.......................................................................... 23

4.

ANSYS................................................................... 25 4.1.

.................................................................................... 25

4.2.

.......................................................................................................... 28

4.3.

. ...................................................................... 37

4.4.

............................................................... 43

4.5.

.................................................... 50

4.6. ................................................................................ 53 4.7.

......................... 56

4.8. ............................................ 59 4.9.

......................................................... 61

4.10.

........................................................... 65 ...................................................................................................................... 70

1.

(Begin level).................................................................... 70

2.

PREP7.................................................................................... 72

3.

SOLUTION ................................................................................. 80

4.

POST1.................................................................................. 86

5.

POST26............................................................................... 90

6.

APDL ............................................................................................................... 91

7.

(Select)................................................................................................ 96 ...................................................................................................................... 100 .................................................................................................................... 101