Mathematical Problems in Engineering Joint Structure Stiffness Analysis of an Automotive Body in White with the Finite Element Method

Table 8

Ratio of stiffness between unrigid and rigid joints of each branch of the B pillar lower joint.

	Front and back bending stiffness ratio	Internal and external bending stiffness ratio	Torsional rigidity ratio
Sub-branch 1 of pillar B	0.598	0.428	0.629
Sub-branch 2 of pillar B	0.516	0.349	0.440
Sub-branch 3 of pillar B	0.455	0.745	0.657