Research Article
Risk Analysis of Coupling Fault Propagation Based on Meta-Action for Computerized Numerical Control (CNC) Machine Tool
Table 3
Attribute comparison of fault analysis methods.
| Method | Structural characteristic analysis | Analysis with propagation | Analysis with hierarchy | Analysis with uncertainty | Comprehensive consideration of analysis indicators |
| FTA | × | × | √ | × | × | FMEA | × | × | √ | √ | × | Petri net | × | √ | √ | × | × | The proposed method | √ | √ | √ | √ | √ |
|
|