FEnotes_part3

# FEnotes_part3 - Truss Element cont. o The next step is to...

This preview shows pages 1–4. Sign up to view the full content.

1 Truss Element cont. o The next step is to assemble elements to form a structure. o The best method to show the process is through an example: 1. Label node numbers 2. Label global displacements 3. Label element numbers and orientation ( )

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document
2 4. Construct table Element # Start node End node 1 2 3 3 (alternate) 5. Element stiffness matrices (local coordinates) 6. Element stiffness matrices (global coordinates) 7. Introduce submatrix notation Element 1   1 1/ 2 AE k L      1 2 3 1 1 1 1 1 1 1 1 1 1 1 1 2 AE AE AE k k k LL L                   12 3 1 0 1 0 0000 1 0 1 0 2 AE AE kk AE k L 
3 Element 2   2 1/ 2 AE k L     

This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document
This is the end of the preview. Sign up to access the rest of the document.

## FEnotes_part3 - Truss Element cont. o The next step is to...

This preview shows document pages 1 - 4. Sign up to view the full document.

View Full Document
Ask a homework question - tutors are online