Solving Unit Commitment Problem Using Modified Subgradient Method Combined with Simulated Annealing Algorithm

Table 1

Unit characteristics for four-unit Tuncbilek thermal plant.

Unit	${\text{P}}_{\min \hspace{0.17em}}$	${\text{P}}_{\max \hspace{0.17em}}$	SC	a	b	C	SD	$\text{R}{\text{D}}_{i\mathrm{\hspace{0.17em}\hspace{0.17em}}\mathrm{\hspace{0.17em}\hspace{0.17em}}}$	$\text{R}{\text{U}}_{i\mathrm{\hspace{0.17em}\hspace{0.17em}}}$
No	(MW)	(MW)	($)	($/h)	($/MWh)	($/MW^2h)	($)	(MW/h)	(MW/h)
1	8	32	60	0.515	10.86	149.9	120	6	6
2	17	65	240	0.227	8.341	284.6	480	13	13
3	35	150	550	0.082	9.9441	495.8	1100	30	30
4	30	150	550	0.074	12.44	388.9	1100	30	30