Research on Dynamic Balance of Spindle Rotor System Based on Particle Swarm Optimization

Table 4

Simulation data of 15 g·mm unbalanced mass.

Speed (r/min)		2000	4000	6000	8000	10000	12000	14000	16000	18000	20000	22000	24000
Initial amplitude (μm)		18.99	20.82	26.82	22.73	24.37	26.77	29.32	30.36	32.64	35.39	40.81	36.52
Correction value (g·mm)	Front end	11.89∠0°
	Rear end	32.12∠180°
Amplitude after balance (μm)		6.24	6.78	9.99	7.22	8.51	9.39	9.87	10.60	11.73	13.87	17.15	14.45
Optimize correction amount (g·mm)	Front end	9.71∠0°
	Rear end	29.93∠180°
Amplitude after optimized balance (μm)		4.75	5.37	7.01	6.02	6.84	7.92	8.12	9.02	9.67	10.56	14.13	11.64