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

Figure 10

Sound pressure levels of the housing surface. (a) 770 Hz. (b) 830 Hz. (c) 870 Hz. (d) 1010 Hz. (e) 1650 Hz. (f) 2480 Hz.

(a)

(b)

(c)

(d)

(e)

(f)