Fault Diagnosis of Capacitance Aging in DC Link Capacitors of Voltage Source Inverters Using Evidence Reasoning Rule

Table 14

Diagnostic results of the ER/BP test set.

		Capacitor fault level			Total	Accuracy (%)
		C1	C2	C3
Capacitor fault level	C1	65/75	15/5	0	80	81.25/93.75
	C2	6/30	70/45	4/5	80	87.50/56.25
	C3	0	5/14	75/66	80	93.75/82.50