Chapter 6

ANSYS命令 : 前處理Preprocessing

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Contents

6.1 建立實體模型 : 由下而上Solid Modeling: Bottom-up Approach

6.2 建立實體模型 : 由上而下Solid Modeling: Top-down Approach

6.3 元素屬性命令Element Attributes Commands

6.4 建立網格 : 直接法Mesh Generation: Direct Generation

6.5 建立網格 : 自動切割法Mesh Generation: Auto Meshing

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第 6.1節

建立實體模型 : 由下而上Solid Modeling: Bottom-up Approach

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6.1.1 Keypoints Commands

01

02

03

K, NPT, X, Y, Z

KLIST, NP1, NP2, NINC

KPLOT, NP1, NP2, NINC

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6.1.2 Lines Commands01

02

03

04

05

06

07

08

L, P1, P2, NDIV, SPACE

CIRCLE, PCENT, RAD, PAXIS

LARC, P1, P2, PC, RAD

LFILLT, NL1, NL2, RAD

SPLINE, P1, P2, ..., P6, ...

BSPLIN, P1, P2, ..., P6, ...

LLIST, NL1, NL2, NINC

LPLOT, NL1, NL2, NINC CSYS, 1

K, 1, 1, 0

K, 2, 1, 90

L, 1, 2

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6.1.3 Areas Commands

01

02

03

04

05

06

07

A, P1, P2, ..., P18

AL, L1, L2, ..., L10

ADRAG, NL1, ..., NL6, NLP1, ..., NLP6

AROTAT, NL1, ..., NL6, PAX1, PAX2, ARC

AFILLT, NA1, NA2, RAD

ALIST, NA1, NA2, NINC

APLOT, NA1, NA2, NINC

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6.1.4 Volumes Commands

01

02

03

04

05

06

07

08

09

V, P1, P2, ..., P8

VA, A1, A2, ..., A10

VOFFST, NAREA, DIST

VEXT, NA1, NA2, NINC, DX,DY,DZ, RX,RY,RZ

VDRAG, NA1, ..., NA6, NLP1, ..., NLP6

VROTAT, NA1, ..., NA6, PAX1, PAX2, ARC

VSWEEP, VNUM, SRCA, TRGA, LSMO

VLIST, NV1, NV2, NINC

VPLOT, NV1, NV2, NINC

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第 6.2節

建立實體模型 : 由上而下Solid Modeling: Top-down Approach

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6.2.1 Primitives Commands01

02

03

04

05

06

07

RECTNG, X1, X2, Y1, Y2

PCIRC, RAD1, RAD2, THETA1, THETA2

RPOLY, NSIDES, LSIDE, MAJRAD, MINRAD

BLOCK, X1, X2, Y1, Y2, Z1, Z2

CYLIND, RAD1, RAD2, Z1, Z2, THETA1, THETA2

SPHERE, RAD1, RAD2, THETA1, THETA2

TORUS, RAD1, RAD2, RAD3, THETA1, THETA2

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6.2.2 Booleans Commands01

02

03

04

05

06

07

08

09

10

11

12

13

14

AADD, NA1, NA2, ..., NA9

AINA, NA1, NA2, ..., NA9

AINV, NA, NV

ASBA, NA1, NA2, SEPO, KEEP1, KEEP2

ASBL, NA, NL,, KEEPA, KEEPL

ASBV, NA, NV, SEPO, KEEPA, KEEPV

AGLUE, NA1, NA2, ..., NA9

AOVLAP, NA1, NA2, ..., NA9

VADD, NV1, NV2, ..., NV9

VINV, NV1, NV2, ..., NV9

VSBV, NV1, NV2, SEPO, KEEP1, KEEP2

VSBA, NV, NA, SEPO, KEEPV, KEEPA

VGLUE, NV1, NV2, ..., NV9

VOVLAP, NV1, NV2, ..., NV9

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第 6.3節

元素屬性命令Element Attributes Commands

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6.3.1 Element Attributes TablesET Table MP Table R Table CS Table

ID Description ID Description ID Description ID Description

1 … 1 … 1 … 0 …

2 … 2 … 2 … 1 …

3 … 3 … 3 … 2 …

… … … … … … … …

Element Data

Element Nodes ET MP R CS

1 … 1 1 1 0

2 … 1 2 2 0

3 … … … … …

4 … … … … …

… … … … … …

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6.3.2 ET Table Commands

01

02

03

ET, ITYPE, Ename, KOP1, KOP2, ..., KOP6

KEYOPT, ITYPE, KNUM, VALUE

ETLIST, ITYP1, ITYP2, INC

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6.3.3 MP Table Commands01

02

03

04

05

06

07

08

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

MPLIST, MAT1, MAT2, INC

TB, Lab, MAT, NTEMP, NPTS

TBTEMP, TEMP

TBDATA, STLOC, C1, C2, C3, C4, C5, C6

TBPT,, X, Y

TBLIST, Lab, MAT

TBPLOT, Lab, MAT

MP, ...

MP, ...

TB, ...

TBTEMP, ...

TBDATA, ...

TBTEMP, ...

TBDATA, ...

...

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6.3.4 R Table Commands

01

02

03

R, NSET, R1, R2, ..., R6

RMORE, R7, R8, ..., R12

RLIST, NSET1, NSET2, NINC

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6.3.5 Attributes Assignment Commands

01

02

03

04

05

06

07

08

TYPE, ITYPE

MAT, MAT

REAL, NSET 

ESYS, KCN

KATT, MAT, REAL, TYPE, ESYS

LATT, MAT, REAL, TYPE

AATT, MAT, REAL, TYPE, ESYS

VATT, MAT, REAL, TYPE, ESYS

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第 6.4節

建立網格 : 直接法Mesh Generation: Direct Generation

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6.4.1 Nodes Commands

01

02

03

04

05

N, NODE, X, Y, Z

FILL, NODE1, NODE2, NFILL, NSTRT, NINC, ITIME, INC, SPACE

NGEN, ITIME, INC, NODE1, NODE2, NINC, DX, DY, DZ

NLIST, NODE1, NODE2, NINC

NPLOT, KNUM

N, 1, 1

N, 10, 10

FILL

NGEN, 10, 10, 1, 10,,, 1

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6.4.2 Elements Commands01

02

03

04

05

06

E, I, J, K, L, M, N, O, P

EMORE, Q, R, S, T, U, V, W, X

EN, IEL, I, J, K, L, M, N, O, P

EGEN, ITIME, NINC, IEL1, IEL2, IEINC

ELIST, IEL1, IEL2, INC

EPLOT

ET, 1, PLANE42

E, 1, 2, 12, 11

EGEN, 9, 1, -1

EGEN, 9, 10, -9

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第 6.5節

建立網格 : 自動切割法Mesh Generation: Auto Meshing

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6.5.1 Mesh Size/Shape Commands

01

02

03

04

05

06

07

08

09

10

DESIZE, ...

SMRTSIZE, SIZLVL

ESIZE, SIZE, NDIV

KESIZE, NPT, SIZE, FACT

LESIZE, NL, SIZE, ANGSIZ, NDIV, SPACE

MSHAPE, KEY, Dimension

MSHMID, KEY

MSHKEY, KEY

LCCAT, NL1, NL2

ACCAT, NA1, NA2

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6.5.2 Auto-Meshing Commands

01

02

03

04

05

KMESH, NP1, NP2, NINC

LMESH, NL1, NL2, NINC

AMESH, NA1, NA2, NINC

VMESH, NV1, NV2, NINC

GCGEN, Ccomp, Tcomp