Combined Economic and Emission Dispatch Problem of Wind-Thermal Power System Using Gravitational Particle Swarm Optimization Algorithm

Table 5

Best fuel cost and best emission level of different methods for Case 3.

Output solutions	Minimum fuel cost					Minimum emission level
Generation (pu)	GA	PSO	GSA	PSOGSA	GPSOA	GA	PSO	GSA	PSOGSA	GPSOA
G1	0.0342	0.0212	0.0201	0.0261	0.0200	0.4216	0.4114	0.4403	0.4620	0.4206
G2	0.2306	0.1588	0.1302	0.1543	0.1523	0.5662	0.4262	0.5562	0.4756	0.4606
G3	0.0814	0.0784	0.2767	0.0802	0.0832	0.5842	0.5424	0.3635	0.5422	0.5524
G4	0.7552	0.7273	0.8532	0.7442	0.7195	0.4154	0.3556	0.5227	0.4356	0.3925
G5	0.2123	0.2453	0.0500	0.2221	0.2776	0.4615	0.5342	0.4841	0.4066	0.5271
G6	0.1825	0.1763	0.0318	0.1536	0.1831	0.3801	0.5061	0.4561	0.4682	0.5076
	0.6825	0.7256	0.7753	0.7341	0.7153	0.0026	0.0212	0.0046	0.0304	0.0224
	0.6626	0.7032	0.6999	0.7216	0.6851	0.0211	0.0620	0.0122	0.0326	0.0143
TG (pu)	2.8413	2.8361	2.8372	2.8362	2.8361	2.8527	2.8591	2.8397	2.8532	2.8975
TL (pu)	0.0073	0.0021	0.0032	0.0022	0.0021	0.0187	0.0251	0.0057	0.0192	0.0635
FC ($/h)	306.15	288.52	296.85	288.24	286.02	646.02	655.56	652.68	661.42	665.30
EC (ton/h)	0.2462	0.2430	0.2546	0.2279	0.2425	0.1970	0.1944	0.1969	0.1943	0.1941
WPC ($/h)	142.78	141.45	146.36	141.52	141.62	158.52	158.86	162.06	160.61	161.23
CPU time (s)	6.2683	2.3025	3.7881	2.4238	2.3864	8.6236	4.1873	3.9552	4.4861	4.2428