Lightweight Design of Special Axle Hub Based on ANSYS Consider Different Working Conditions for Low Carbon

Table 3

Sixth-order vibration frequency of a wheel hub model.

Order	Before optimization (Hz)	After optimization (Hz)	Rate of change (%)
1	3123.2	3132.8	0.3
2	3123.7	3133.2	0.3
3	3220.9	3152.5	2.1
4	3227.4	3234.4	0.2
5	3229.5	3235	0.17
6	3335.1	3472.8	4.1