Reliability Importance Measures considering Performance and Costs of Mechanical Hydraulic System for Hydraulic Excavators

Table 10

Components Importance for different methods at hours.

Component	IB	Ranking	ITIIM	Ranking	Icf	Ranking	RIMPC	Ranking
Cylinder	0.0643	5	169.44	3	0.0131	3	0.2364	2
Accumulator	0.0007	7	193433.7	7	0.000003	7	0.3569	7
Servo valve	0.0339	2	4254.42	6	0.0009	6	0.2682	6
Pump	0.0464	4	1624.55	5	0.0038	4	0.2483	3
Boom	0.0973	1	30.299	1	0.0283	1	0.0963	1
Reversing valve	0.0462	3	990.35	4	0.0034	5	0.2545	4
Tube	0.0777	6	50.698	2	0.0203	2	0.2551	5