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

Table 2

Generating unit capacity and coefficients in IEEE 57-bus System.

Bus no.	𝑃^min𝐺𝑖	𝑃^max𝐺𝑖	𝑄^min𝐺𝑖	𝑄^max𝐺𝑖	𝑆^max𝐺𝑖	𝑎𝑖	𝑏𝑖	𝑐𝑖	𝑑𝑖	𝑒𝑖
1	100	500	−200	300	550	240	7.0	0.007	100	0.0545
2	50	150	−50	60	200	200	11.0	0.009	50	0.0930
3	50	150	−50	60	200	200	11.0	0.009	50	0.0930
6	50	120	−40	50	180	190	12.0	0.0075	50	0.0900
8	80	300	−150	200	350	220	8.5	0.009	80	0.0710
9	50	120	−40	50	180	190	12.0	0.0075	50	0.0900
12	80	300	−150	200	350	220	8.5	0.009	80	0.0710