Research Article

Analysis and Optimization of the Vibration and Noise of a Double Planetary Gear Power Coupling Mechanism

Table 4

Sample points and vibration acceleration levels.

Number (mm) (mm) (mm) (dB)

1736147.233
26.536147.886
372.56148.703
4735.5147.742
57.536146.642
673.56145.727
7736.5146.761