Complexity Simulation on Application of Asymmetric Bionic Cross-Section Rod in Pantographs of High-Speed Trains

Figure 10

Comparison of sound pressure levels of observation points before and after optimization.

(a) Observation point 1

(b) Observation point 2

(c) Observation point 3

(d) Observation point 4

(e) Observation point 5

(f) Observation point 6

(g) Observation point 7

(h) Observation point 8