geometry and meshing uk uc

8/11/2019 Geometry and Meshing UK UC

1/46

A 14.0 G

2011 , . 14,

2011

1

D

D F


2/46

B , :

A 14.0 G

A 14.0

A D

2011 , . 14,

2011

2


3/46

A 14.0 GA

2011 , . 14,

2011

3


4/46

F , ,

A D

A C D

A 14.0 G A

2011 , . 14,

2011

4


5/46

,

2011 , . 14,

2011

5

Without selection

tolerance All the pairs detectedsuccessfully with Selection

tolerance

Selection tolerance valueis suggested to user


6/46

A

F

2011 , . 14,

2011

6

Line bodies for rotorshafts

Cross sections are

assigned automatically

Input data in a text file


7/46

A

A

A

E

2011 , . 14,

2011

7


8/46

B A

(D//)

A

2011 , . 14,

2011

8


9/46

E

E

H

2011 , . 14,

2011

9

A new export property inside

DesignModeler to control

named selection transfer to

other workbench applications

Improved error handling to

provide appropriate error and

warnings in case of failures


10/46

A (,

)

/

CAD

2012*

/

7.5

CAD

Geometry Interfaces at R14.0

2011 , . 14,

2011

10

8.0

2012

2011

3 (103) 4

5 21

8.0. 8.1, 8.3

2011 2011

5 20

4

24.0

20

2.4

*


11/46

A

A C:

2011 , . 14,

2011

11


12/46

A C: E

2011 , . 14,

2011

12


13/46

A C:

2011 , . 14,

2011

13

ClipView

Without multi-face

patch on

With multi-face

patch on


14/46

A 14.0 A

2011 , . 14,

2011

14


15/46

&

Top on the list of challenges

engineering companies are facing is

shortened product developmentschedules while at the same time the

product designs themselves are

becoming increasingly complex.

2011 , . 14,

2011

15

Meshing of these designs introduce

challenges in terms of speed,

robustness and accuracy.

Courtesy Siemens AG.


16/46

E ,

,

(, )

A 14.0 A

2011 , . 14,

2011

16

H

CE CFD/

A ( CC)


17/46

()

(2 )

E/

2011 , . 14,

2011

17

CC

C

CC


18/46

F

A. F

C

2011 , . 14,

2011

18

&

C

C FE


19/46

()

, , :

Cluster 1

Cluster 2

2 Virtual Faces created.

1 for each cluster.

2011 , . 14,

2011

19

, C /

C

F

/

.


20/46

2011 , . 14,

2011

20


21/46

B :

, .

2011 , . 14,

2011

21

.

14.0 Default quad/tri

Example has ribs attached that

are hidden


22/46

H

2011 , . 14,

2011

22


23/46

, ,

160

CE CFD

2011 , . 14,

2011

23

/

G

H , ,


24/46

, ,

A

CC

G

2011 , . 14,

2011

24


25/46

A

2011 , . 14,

2011

25


26/46

A CAD

B ( )

A

2011 , . 14,

2011

26

:

C

() CC ()

C


27/46

1. C

2. A

3. F

1. F E

A

2011 , . 14,

2011

27

2. A, 3. C

4. D:

5. 6.


28/46

A

2011 , . 14,

2011

28


29/46

(

)

, ,

A

2011 , . 14,

2011

29

,


30/46

:

A F:

CMesh GenerationMesh SetupGeometry Prep

H C

2011 , . 14,

2011

30

C

Mesh

Generation

Mesh

Setup

Geometry

Prep

C

Mesh

Generation

Mesh

Setup

Geometry

Prep

C

Mesh

Generation

Mesh

Setup

Geometry

Prep


31/46

A :

C

A ,

.

:

2011 , . 14,

2011

31

C

Mesh

Generation

Mesh

Setup

A :

Geometry

Prep

Note: Mesh Generation time

is slightly longer, but overalltime is significantly reduced.

Mesh

Generation

Mesh

Setup

Geometry

Prep


32/46

A

2011 , . 14,

2011

32

, , ,


33/46

CC 13 H

, , , .

, , .

:

E

C

14 A : C

2011 , . 14,

2011

33

A ( )

E B/F CAD

CC


34/46

F :

1. D C F 2.

3. A C

14 A :

F E

2011 , . 14,

2011

34

4. D

#1

#2

#3


35/46

14 A :

,

2011 , . 14,

2011

35

/


36/46

14

Industrial Example:

68 Million cells, 5 inflation layers

Total Mesh Time:

R13: 6 hrs 39 minsR14: 3 hrs 38 mins

F :

B

B

2011 , . 14,

2011

36

30100%


37/46

A B

F B

14 A :

A

CutCell + Inflation Tetrahedron + Inflation

2011 , . 14,

2011

37


38/46

A 3D

C A

E :

14 A :

Mesh without Sharp Angle

2011 , . 14,

2011

38

Sharp angles in the Flow volume of drill bit

Mesh with Sharp Angle


39/46

F :

A ( ),

,

14 A H:

There is a small gap between the valve plug and the valve seat

2011 , . 14,

2011

39


40/46

C A :

() .

, FE , 14.

14 A H:

C ()

2011 , . 14,

2011

40

C

A :

C

F

F C

F

C F

,

(40 )


41/46

C :

1. D C E/ F/F

2. D

14 A H:

C

#1

Pick the face of the valve plug (blue)

and the edge of the valve seat (red)

2011 , . 14,

2011

41

C C

3. A C 1/5

4. A #2

#3


42/46

(3D )?

B F ,

14 A :

F

2011 , . 14,

2011

42


43/46

A

2011 , . 14,

2011

43


44/46

14 A D

2011 , . 14,

2011

44


45/46

F

F

A

: A A

2011 , . 14,

2011

45

C 50% CC . C

H H

C


46/46

G A:

A

A

2011 , . 14,

2011

46

A:

A

H CE CFD G

geometry and meshing uk uc

Documents