Research on the Influence of Wheel Polygonization on Axle Stress

Figure 9

Main modal shapes of the wheelset. (a) The first-order bending mode (82 Hz), (b) the second-order bending mode (393 Hz), (c) the torsional mode (432 Hz), and (d) the third-order bending mode (624 Hz).

(a)

(b)

(c)

(d)