Diagnosis method | Evaluation method | Indicator Used | Indicator Description | Data Sources |
None | Semi-Markov process | Preventive maintenance frequency | Consider multiple outage mode | Information management system statistics |
None | Markov model | Correct action rate, rejection rate, misoperation rate | Consider the effects of device self-test, online monitoring, configuration redundancy and protection misoperation | Literature hypothesis, historical statistics |
Method for transforming from dynamic gate to Markov chain | Dynamic fault tree, Markov model | Accumulated failure probability, protection availability, component probability importance | Consider rejection and misoperation modes of the hardware and software | Historical statistics |
None | State space model | Economic loss | Consider dual protection | Historical statistics |
None | Markov model | Comprehensive misoperation rate | Consider human error | Literature hypothesis |
None | Markov model | System integrity | Consider equipment reliability and functional reliability | Vendor experimental parameters, empirical statistics |
None | GO method | System success probability | Considering the N-3 failure mode | Literature hypothesis |
Using probability method to identify hidden dangers | Event tree model | Misoperation probability | Consider device hidden fault | Historical statistics |