N − 1 Security Criteria Based Integrated Deterministic and Probabilistic Framework for Composite Power System Reliability

Table 4

Static security index (SSI) calculated of each transmission line outage.

Line number	From bus	To bus	SSI	Severity rank	Criticality
1	1	2	0.1531	31	NC
2	1	3	0.1978	27	NC
3	1	5	0.3778	12	C
4	2	4	0.2836	15	NC
5	2	6	0.2561	18	NC
6	3	9	0.2033	26	NC
7	3	24	0.9937	2	MC
8	4	9	0.2546	19	NC
9	5	10	0.2057	24	NC
10	6	10	0.6993	4	C
12	8	9	0.2244	22	NC
13	8	10	0.2357	21	NC
14	9	11	0.2398	20	NC
15	9	12	0.2830	16	NC
16	10	11	0.3977	10	C
17	10	12	0.4712	6	C
18	11	13	0.2146	23	NC
19	11	14	0.3029	14	C
20	12	13	0.1850	29	NC
21	12	23	0.5389	5	C
22	13	23	0.4043	9	C
23	14	16	1.0000	1	MC
24	15	16	0.3234	13	C
25	15	21	0.2591	17	NC
26	15	24	0.9834	3	MC
27	16	17	0.4665	7	C
28	16	19	0.3954	11	C
29	17	18	0.1162	32	NC
30	17	22	0.4281	8	C
31	18	21	0.2041	25	NC
32	19	20	0.1868	28	NC
33	20	23	0.1840	30	NC
34	21	22	0.0000	33	NC