4. B modeling#

4.1. Characteristics of B modeling#

Figure 4.1 Problem mesh

Modeling POU_D_Epour a third of the structure and the rest in 3D modeling, a discrete element of type DIS_TR.

4.2. Characteristics of the mesh#

Number of knots: 1303

Number of meshes and types: 160 HEXA20, 8 QUAD8, 8, 80 SEG2 and 1 POI1

4.3. Tested sizes and results#

4.3.1. Case 1: free end#

METHODE =” SORENSEN “

Identification	Reference Value	Reference Type	Tolerance (%)
Fashion 1	\(85.5\)	“ANALYTIQUE”	\(0.85\)
Mode 2	\(277\)	“ANALYTIQUE”	\(0.7\)
Mode 3	\(577.9\)	“ANALYTIQUE”	\(0.8\)
Mode 4	\(988.2\)	“ANALYTIQUE”	\(1.2\)
Fashion 5	\(1507.9\)	“ANALYTIQUE”	\(3.6\)

METHODE =” JACOBI “

Identification	Reference Value	Reference Type	Tolerance (%)
Fashion 1	\(85.5\)	“ANALYTIQUE”	\(0.85\)
Mode 2	\(277\)	“ANALYTIQUE”	\(0.7\)
Mode 3	\(577.9\)	“ANALYTIQUE”	\(0.8\)
Mode 4	\(988.2\)	“ANALYTIQUE”	\(1.2\)
Fashion 5	\(1507.9\)	“ANALYTIQUE”	\(3.7\)

4.3.2. Case 2: end with simple support#

METHODE =” SORENSEN “

Identification	Reference Value	Reference Type	Tolerance (%)
Fashion 1	\(43.1\)	“ANALYTIQUE”	\(0.4\)
Mode 2	\(115.4\)	“ANALYTIQUE”	\(0.6\)
Mode 3	\(286.5\)	“ANALYTIQUE”	\(0.6\)
Mode 4	\(582.3\)	“ANALYTIQUE”	\(0.8\)
Fashion 5	\(990.7\)	“ANALYTIQUE”	\(1.2\)
Fashion 6	\(1509.6\)	“ANALYTIQUE”	\(3.7\)

METHODE =” JACOBI “

Identification	Reference Value	Reference Type	Tolerance (%)
Fashion 1	\(43.1\)	“ANALYTIQUE”	\(0.4\)
Mode 2	\(115.4\)	“ANALYTIQUE”	\(0.6\)
Mode 3	\(286.5\)	“ANALYTIQUE”	\(0.6\)
Mode 4	\(582.3\)	“ANALYTIQUE”	\(0.8\)
Fashion 5	\(990.7\)	“ANALYTIQUE”	\(1.2\)
Fashion 6	\(1509.6\)	“ANALYTIQUE”	\(3.7\)