Fault Forecasting of a Machining Center Tool Magazine Based on Health Assessment

Table 2

Weight and normalized value of every performance indicator for some subcomponents of a tool magazine.

Subcomponent	Manipulator motor			Tool flywheel motor
Number	Current (A)	Voltage (V)	Shell temperature (°C)	Current (A)	Voltage (V)	Shell temperature (°C)
1	0.94	0.98	0.77	0.73	1.00	0.98
2	0.79	0.98	0.82	0.76	0.99	0.88
3	0.81	0.98	1.00	1.00	0.99	0.98
4	0.99	0.98	0.82	0.69	0.99	1.00
5	1.00	1.00	0.92	0.61	0.98	0.87
Weight ωj	0.94	0.01	0.05	0.88	0.08	0.04