Research Article
Modeling the Causes of Power-Related Network Outages Using Discrete-Time Markov Chains
Table 4
Transition probability matrix for the causes of network outages.
| | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 |
| 1 | 0.17 | 0.08 | 0.08 | 0.03 | 0.01 | 0.02 | 0 | 0.05 | 0.45 | 0.05 | 0.05 | 0.01 | 2 | 0.09 | 0.12 | 0.09 | 0.07 | 0 | 0.02 | 0.01 | 0.03 | 0.48 | 0.03 | 0.04 | 0.02 | 3 | 0.06 | 0.06 | 0.28 | 0.05 | 0 | 0.01 | 0 | 0.04 | 0.44 | 0.01 | 0.04 | 0.01 | 4 | 0.09 | 0.08 | 0.08 | 0.14 | 0.01 | 0.01 | 0.01 | 0.02 | 0.45 | 0.01 | 0.09 | 0.01 | 5 | 0.22 | 0 | 0 | 0.06 | 0.17 | 0 | 0 | 0 | 0.50 | 0.05 | 0 | 0 | 6 | 0.11 | 0.05 | 0.03 | 0.14 | 0 | 0.14 | 0 | 0.03 | 0.43 | 0.03 | 0.04 | 0 | 7 | 0.05 | 0 | 0.15 | 0.10 | 0.05 | 0.05 | 0.05 | 0 | 0.25 | 0.15 | 0.15 | 0 | 8 | 0.09 | 0.03 | 0.14 | 0.04 | 0 | 0.02 | 0.01 | 0.15 | 0.40 | 0.02 | 0.07 | 0.03 | 9 | 0.05 | 0.07 | 0.09 | 0.04 | 0 | 0.01 | 0.01 | 0.06 | 0.57 | 0.03 | 0.06 | 0.01 | 10 | 0.05 | 0.03 | 0.06 | 0.07 | 0.02 | 0.02 | 0.01 | 0.03 | 0.48 | 0.17 | 0.06 | 0 | 11 | 0.07 | 0.08 | 0.07 | 0.05 | 0.01 | 0.02 | 0.01 | 0.03 | 0.42 | 0.04 | 0.18 | 0.02 | 12 | 0.03 | 0.03 | 0.03 | 0.09 | 0 | 0 | 0 | 0 | 0.72 | 0 | 0.07 | 0.03 |
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1 = AC circuit breakers, 2 = AC transfer switch, 3 = batteries, 4 = commercial AC, 5 = communication equip., 6 = DC fuse/CB, 7 = environmental systems, 8 = fuel issues, 9 = generators, 10 = hybrid failure, 11 = rectifiers, 12 = temperature.
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