patran实例教程——3_Bimaterial_Plate

1、patran实例教程3_bimaterial_plate 具体的patran实例教程 bi-material plate pat301, workshop 2, september 2021 copyright 2021 msc.software corporation ws2-1 具体的patran实例教程 step 1. create a databasea dcreate a database named cantilevered_plate.db and specify the model preferences: a. file / new b. enter bimaterial a

2、s the file name. c. click ok. d. choose default tolerance. e. select md nastran as the analysis code. f. select structural as the analysis type. g. click ok. e f b c g pat301, workshop 2, september 2021 copyright 2021 msc.software corporation ws2-2 具体的patran实例教程 step 2. create geometry of the plate

3、a. geometry: create / surface / xyz b. click under vector coordinates list and enter 2 1.6 0. c. click apply. a b c pat301, workshop 2, september 2021 copyright 2021 msc.software corporation ws2-3 具体的patran实例教程 step 2. create geometry of the plate(cont.) a. b. c. d. geometry: create / curve / 2d cir

4、cle input the radius 0.3 input center point 1 0.8 0 click apply a b c dpat301, workshop 2, september 2021 copyright 2021 msc.software corporation ws2-4 具体的patran实例教程 step 2. create geometry of the plate (cont.) a. b. c. d. e. geometry: edit / surface / break select delete original surfaces input sur

5、face 1 input curve 1 click apply a d b c d c e pat301, workshop 2, september 2021 copyright 2021 msc.software corporation ws2-5 具体的patran实例教程 step 3. create group of the platea a. click group/ creat b. click under new group name and enter fibre c. click under entity selection and select surface 3 d.

6、 click apply b b cpat301, workshop 2, september 2021 copyright 2021 msc.software corporation dws2-6 具体的patran实例教程 step 3. create group of the plate (cont.) a. click under new group name and enter matrix b. click under entity selection and select surface 2 c. click apply b a bpat301, workshop 2, sept

7、ember 2021 copyright 2021 msc.software corporation cws2-7 具体的patran实例教程 step 4. meshing with quad4 elements d a f b ea. b. c. d. e. click group/post select fibre click apply elements: create / mesh / surface select elem shape: quad mesher: paver topology: quad4 f. click on surface list and select su

8、rface 3. g. input global length : 0.1 h. click apply.pat301, workshop 2, september 2021 copyright 2021 msc.software corporation ws2-8 f g c h 具体的patran实例教程 step 4. meshing with quad4 elements (cont.)a. b. c. d. e. click group/post select matrix click apply elements: create / mesh / surface select el

9、em shape: quad mesher: paver topology: quad4 f. click on surface list and select surface 2. g. input global length : 0.1 h. click apply. d b e f g f pat301, workshop 2, september 2021 copyright 2021 msc.software corporation ws2-9 c h 具体的patran实例教程 step 4. meshing with quad4 elements (cont.) aa. b. c

10、. d. click group/post select fibre and matrix click apply elements: equivalence/ all / tolerance cube e. click apply. d b e pat301, workshop 2, september 2021 copyright 2021 msc.software corporation cws2-10 具体的patran实例教程 step 4. meshing with quad4 elements (cont.) a. elements: verify/ element / boun

11、daries b. display type: select free edges c. click apply . your model should look like the following: a b cpat301, workshop 2, september 2021 copyright 2021 msc.software corporation ws2-11 具体的patran实例教程 step 5. create a displacement at right end a displacement will be applied to a group of nodes at

12、the end of the hole plate: a. loads / bcs: create / displacement / nodal b. click under new set name and enter displacemen. c. select input data. d. enter 0.2 , , on translations t1 t2 t3. e. click ok. f. click select application region. g. select fem on geometry filter. a d g b c fpat301, workshop

13、2, september 2021 copyright 2021 msc.software corporation ws2-12 e 具体的patran实例教程 step 5. create a displacement at right end(cont.) a. click under select nodes and select the right node as shown in the figure. b. click add. c. click ok. d. click apply. a b a c pat301, workshop 2, september 2021 copyr

14、ight 2021 msc.software corporation dws2-13 具体的patran实例教程 step 6. create constraints on the plate(fixed_1) g aconstrain the hole plate, fixing all six degrees of freedom at left down node: a. loads / bcs: create / displacements / nodal b. click under new set name, and enter fix_1. c. select input dat

15、a. d. enter 0 0 0 for translations t1 t2 t3 and rotations r1 r2 r3. e. click ok. f. click on select application region. g. select fem on geometry filter. d b c fpat301, workshop 2, september 2021 copyright 2021 msc.software corporation ws2-14 e 具体的patran实例教程 step 6. create constraints on the plate (

16、fixed_1 cont.) a. click under select nodes b. select the node shown in the figure c. click add. d. click ok. e. click apply. a c d pat301, workshop 2, september 2021 b copyright 2021 msc.software corporation ews2-15 具体的patran实例教程 step 6. create constraints on the plate(fixed_2) g aconstrain the hole

17、 plate, fixing five degrees of freedom at other left nodes: a. loads / bcs: create / displacements / nodal b. click under new set name, and enter fix_2. c. select input data. d. enter 0 , , 0 for translations t1 t2 t3 and 0 0 0 for rotations r1 r2 r3. e. click ok. f. click on select application regi

18、on. g. select fem on geometry filter. d b c fpat301, workshop 2, september 2021 copyright 2021 msc.software corporation ws2-16 e 具体的patran实例教程 step 6. create constraints on the plate (fixed_2 cont.) a. click under select nodes b. select the node shown in the figure c. click add. d. click ok. e. clic

19、k apply. a c b d pat301, workshop 2, september 2021 copyright 2021 msc.software corporation ews2-17 具体的patran实例教程 step 6. create constraints on the plate (cont.) aa. click on front view icon from the tool bar. your model should look like the following: pat301, workshop 2, september 2021 copyright 20

20、21 msc.software corporation ws2-18 具体的patran实例教程 step 7. defining the material (mat_1) awe will set aluminum as the material of the plate: a. materials: create / isotropic / manual input b. select on material name and enter mat_1. c. select input properties. d. enter: elastic modulus: 10e6. poisson ratio: 0.3. e. click ok. f. click apply. d b c epat30 1, workshop 2, september 2021 copyright 2021 msc.software corporation f ws2-19 具体的patran实例教程 step 7. defining the material (mat_2) awe will set aluminum as