Four-Channel Vibrating Testbed Design for Full Vehicle Durability Simulation

Table 1

Comparison of fatigue damage data under random loading.

Test method	Number of cycles	Fatigue life	Fatigue damage	Overall fatigue damage
Test field	1082	60045	0.0166	0.0298
	1428	115016	0.0116
	12388	7682000	0.0016
	90452	4.82 × 10^12	0.0000
Testbed	1118	60045	0.0169	0.0296
	1182	115016	0.0112
	12026	7682000	0.0015
	93251	4.82 × 10^12	0.0000