An Improved Symbiosis Particle Swarm Optimization for Solving Economic Load Dispatch Problem

Table 8

Power allocation results considering the valve-point effect.

Power allocation	ISPSO	PSO	ICPSO	SOS
1(MW)	498	499	500	490
2(MW)	251	251	244	259
3(MW)	101	100	106	101
Total load power (MW)	850	850	850	850
Total cost ($)	6.99e^+03	8.24e^+03	7.95e^+03	8.23e^+03