Modeling of Failure Prediction Bayesian Network with Divide-and-Conquer Principle

Table 1

Nodes in the helicopter convertor FPBN model.

Subset	ID	Variable	States	States description
Failure cause	1	Power part	0, 1, 2	Normal, failure 1, failure 2
	2	Voltage adjustor	0, 1	Normal, failure
	3	Transformation filter	0, 1	Normal, failure
	4	Output filter	0, 1	Normal, failure
	5	Fan	0, 1	Normal, failure
Failure mode	6	No output	0, 1	Normal, no output
Failure detection	7	Voltage output	0, 1	Output normal, output abnormal
	8	Filter output	0, 1	Output, no output
	9	Fan sound	0, 1	Normal, no sound