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

Table 8

Experimental data of 15 g·mm unbalanced mass.

Rotating speed/r/min		4000	6000	8000	10000	12000	14000	16000	18000	20000	22000	24000
Initial amplitude/μm		21	27.3	23.4	24.6	26.6	30.6	31.4	33	36.3	41.4	36.8
Correction value/g·mm	Front end	24.97∠0°
	Rear end	67.43∠180°
Amplitude after balance/μm		7.34	10.84	7.3	8.56	9.6	10.1	10.8	12.5	14.3	18	14.7
Optimize correction amount/g·mm	Front end	22.44∠0°
	Rear end	64.89∠180°
Amplitude after optimization/μm		6.03	7.43	6.23	7.09	8.22	8.67	9.15	10.1	10.7	14.6	11.9