Research Article

A Study of Probabilistic Diagnosis Method for Three Kinds of Internal Combustion Engine Faults Based on the Graphical Model

Table 7

The average result for each kind of fault.

Diagnosis resultCylinder scoreCylinder knockBearing wear

Cylinder knock fault simulation0.15%99.80%0.26%
Bearing wear simulation3.09%0.93%96.89%
Cylinder score simulation98.44%0.54%1.35%