Figure 44 (cont.). Modal analysis tire model with ribbed tread.
Table 9. Features of the modal analysis models with smooth and straight
ribbed tread.
Smooth tread
Straight ribbed tread
Half carcass model
Half carcass model
Carcass elements (number and type)
3360 S4R
6240 S4R
Treadcap elements (number and type)
1440 C3D8H
2400 C3D8H
120 C3D6H
120 C3D6H
Tread rubber: neo-Hookean, C10
1.109596
2.408340
Tread density (Ns2/mm4)
0.814575E-9
6.6255E-10
5.1 16.6
Tread gaps (width x depth, mm)
None
5.3 16.2
Total no. elements
6602
13562
Total model variables
32172
63396
34