Contingency-Constrained Optimal Power Flow Using Simplex-Based Chaotic-PSO Algorithm

Table 3

System state under normal operation and post-contingency.

Study system	Normal operation (Pre-contingency)		Postcontingency
	Line	Line flow (Mva)	Line outage	Overload
26-bus	L2-7	74.31	L2-7	L1-18, L2-8, L8-12
IEEE 57-bus	L1-17	100.82	L1-17	L1-16, L2-3