2. Modeling A

2.1. Characteristic of modeling

2D_Axis:

Cut-out: 1 in height, 1 in width.

Phase 1 loading:

Containment pressure: \({\sigma }_{\text{xx}}^{0}\mathrm{=}{\sigma }_{\text{zz}}^{0}\mathrm{=}–5\mathit{MPa}\)

2.2. Characteristics of the mesh

Number of knots: 4

Number of meshes and types: 1 QUAD4 and 4 SEG2

2.3. Tested sizes and results

For \({\sigma }_{\text{xx}}^{0}\mathrm{=}{\sigma }_{\text{zz}}^{0}\mathrm{=}–5\mathit{MPa}\)

Location	Instant	Constraint ( \(\mathrm{MPa}\) )	Aster
Point \(\mathrm{N4}\)		\({\sigma }_{\text{yy}}\)	— 5.000
		\({\sigma }_{\text{yy}}\)	— 11.667

Location	Instant	Move	Aster
Point \(\mathrm{N4}\)		\(\mathit{DX}\)	-7.6 10-4
		\(\mathit{DX}\)	3.4598 10-2