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Exercises

Create the Analysis of a Rubber Seal

Problem: Create an analysis of a Rubber Seal, this is a continuation of workshop Analysis of a Rubber Seal.
 
Download required files here

Step 1 - Create a Time Vs. Force Y History Plot.

1) On the Result tab, choose History Plot.

2) Click on All Incs then click Add Curves.

3) Click on Global.

4) Choose Time for the Global Variables, and choose Force Y door for the Contact Body Variables, then click OK.

5) Click Fit to view the Time Vs. Force Y History Plot.





Step 2 - Import Material Property Tables and Generate Plots from the Experimental Data.

1) Choose the Tables & Coord. Syst. tab.

2) Click on Read.

3) Change the Files of type to Raw tables ().

4) Choose uniaxial.data and then click Open.

5) Click on Show Menu Change the Name to uniaxial.

6) Click on Type for the Independent Variable V1, choose on experimental_data and then click OK.

7) Click on Read.

8) Change the Files of type to Raw tables (). Choose biaxial.data and then click Open.

9) Change the Name to biaxial. Click on Type for the Independent Variable V1, choose on experimental_data and then click OK.

10) Click on Read. Change the Files of type to Raw tables (). Choose planar_shear.data and then click Open.

11) Change the Name to planer_shear. Click on Type for the Independent Variable V1, choose on experimental_data and then click OK.

12) Choose Experimental Data Fit.

13) Under the Deformation Mode click on Uniaxial. Choose uniaxial on the Currently Defined Tables.

14) Under the Deformation Mode click on biaxial. Choose biaxial on the Currently Defined Tables.

15) Under the Deformation Mode click on Planer_Shear. Choose planer_shear on the Currently Defined Tables. Click on Elastomers.

16) For Material Models, choose Mooney(2) Make sure Use All Data is selected. Then click on Compute Apply OK.

17) Click on Edit on the Material Properties Tab. Make sure mooney is selected under Type Per Data Category. Then click OK.





















Step 3 - Create a New Job and Submit Job for Analysis.

1) Choose the Jobs Tab, and click on Show Menu.

2) Click on Copy.

3) Click Run.

4) Click on Save Model and then click on Submit. Click on Monitor to monitor the status.

5) Click on Open Post File to open the result menu.



Step 4- Evaluate Equivalent of Total Strain Scaler Plot Result.

1) Choose the Model Plot Results and then choose Deformed Only for the Style under Deformed Shape.

2) Under Scaler Plot choose Contour Bands.

3) Click on Scalar, choose Equivalent of Total Strain, and then click OK.

4) Click on the Monitor Result File icon to monitor the result file.



Step 5 - Select Ogden As The Elastomer Material Data Fit.

1) Under the Material Properties Tab, choose Experimental Data Fit.

2) For the Material Type Fits, click on Elastomers. For the Principal Stretch Models, choose Ogden.

3) Under the Ogden Control Parameters, choose Use All Data click on Compute. Click on Apply and then click OK.

4) Click on Edit make sure that the Type Per Data Category is set to ogden. Then click OK.







Step 6 - Re-analyze The Model.

1) Under the Jobs Tab, choose Show Menu.

2) Click on Copy.

3) Enter seal for the Name.

4) Click on Save Model and then click on Submit. Click on Monitor to monitor the status.

5) Click on Open Post File to open the result menu.



Step 7 - Re-Run The Model.

1) Choose the Model Plot Results and then choose Deformed Only for the Style under Deformed Shape.

2) Under Scaler Plot choose Contour Bands.

3) Click on Scalar, choose Equivalent of Total Strain, and then click OK.

4) Click on the Monitor Result File icon to monitor the result file.