Nonconvex Economic Dispatch Using Particle Swarm Optimization with Time Varying Operators

Table 3

Comparison results for case study 1.

Method	Best fuel cost; ($/hr)	Average fuel cost; ($/hr)	Worst fuel cost; ($/hr)	Total power; (MW)	Power loss; (MW)	CPU time; (s)
GA [27]	24632.42	24874.93	25188.59	2559.87	39.87	2.25
DE [27]	24819.32	25217.64	25656.40	2562.34	42.34	2.58
HDE [27]	24591.76	24739.53	25074.90	2559.16	39.16	3.57
STHDE [27]	24560.08	24706.63	24872.44	2564.33	44.33	2.98
ICA-PSO [7]	24540.06	24561.46	24589.45	2559.05	39.05	21.5
SDE [1]	24514.88	24516.31	—	2560.43	40.43	—
Proposed PSO	24514.46	24514.58	24515.26	2558.07	38.07	2.96