Vibration Response of the Crawler Combine Chassis Frame Excited by the Engine

Table 3

Time-domain comparison of vibration intensity of the combine under various working conditions.

Measuring point	Root mean square value of vibration acceleration (m/s^2)
	Condition 1			Condition 2			Condition 3			Condition 4
	direction	direction	direction	direction	direction	direction	direction	direction	direction	direction	direction	direction
1	0.90	1.25	1.64	2.32	2.14	3.64	2.67	2.93	3.89	6.35	4.72	13.28
2	0.57	0.74	0.55	2.83	2.15	5.36	2.13	3.89	5.89	4.37	4.96	9.36
3	0.62	0.82	0.87	2.47	2.71	4.23	3.45	2.83	4.03	4.12	5.58	5.68
4	0.84	1.02	1.05	2.06	2.01	2.35	3.50	3.64	9.01	4.59	5.17	10.08
5	0.68	0.79	0.98	2.87	3.23	3.89	2.67	9.17	6.44	3.32	12.25	9.97