Vibration Transmission Characteristics and Detection Method of Bilateral Chain Drive of Multicylinders

Table 5

FFT main data of cylinder I of bearing seat in Y direction under two-cylinder bilateral transmission.

Rotating speed (r/min)	Frequency range (Hz)	Cylinder I with counterweight 127.89 g				Cylinder II with counterweight 227.89 g
		Frequency (Hz)	Peak (m/s^2)	Frequency (Hz)	Peak (m/s^2)	Frequency (Hz)	Peak (m/s^2)	Frequency (Hz)	Peak (m/s^2)
600	0∼30	22.3	0.105	10	0.085	20	0.058	10	0.039
	0∼500	187.2	0.317	172.9	0.287	187.4	0.448	173	0.423
650	0∼30	21.64	0.208	10.86	0.101	21.64	0.163	10.86	0.040
	0∼500	195	0.440	187.2	0.425	187.2	0.356	97.5	0.373
700	0∼30	11.64	0.149	23.36	0.053	11.64	0.048	21.56	0.043
	0∼500	210	0.289	198	0.219	210.1	0.279	105	0.209
750	0∼30	12.5	0.239	25	0.126	12.5	0.085	8.984	0.046
	0∼500	225.2	0.489	237.6	0.307	225.2	0.434	216.3	0.265
800	0∼30	13.36	0.318	26.8	0.242	13.36	0.124	9.609	0.060
	0∼500	240.2	1.023	120.1	0.404	240.8	0.674	227.3	0.312