Assignment 5

Questions :-

Case 1

• Create the mesh for bumper assembly,mesh size should be 6mm.

Case 2

1. Run the crash tube model as it is.
2. Change the Inacti=6 and run.
3. Create the type 11 contact and run.
4. Remove both notches and remove boundary condition on rigid body node then run.
5. Create a new notch in the middle ,select the whole section and run.
6. Create a new notch with nodes only from opposing 2 faces and run.

Answers :-

Case 1

• Create the mesh for bumper assembly,mesh size should be 6mm.

Quality Check :-

Case 2

1. Run the crash tube model as it is.

Model to run as it is.

Contact Forces :-

Displacement :-

Hourglass Energy :-

Specific Energy :-

2.Change the Inacti=6 and run.

Displacement :-

Vonmises

3. Create the type 11 contact and run.

TYPE 11

Displacement :-

Vonmises :-

4. Remove both notches and remove boundary condition on rigid body node then run.

Contact Force :-

Displacement :-

Von mises :-

5. Create a new notch in the middle ,select the whole section and run.

Contact Force :-

Displacement :-

Von mises :-

6.Create a new notch with nodes only from opposing 2 faces and run.

Contact Force :-

Displacement :-

Von mises :-

Conclusion :-

Given cases are solved by using HyperMesh & HyperCrash, and get appropriate result by using the software base solution like: displacement, von mises stress, contact forces etc.