ee 340 economic dispatch - unlv
TRANSCRIPT
EE 340 Economic Dispatch of Power
Generation
G1 G2 G3
System
Incremental cost curves
975 $9.163/MWh
9.16
9.16
9.16
975 = 450 + 315 + 210
483 MW
305 MW
187 MW
Upper limit violated: → P1= 450 MW → solve the dispatch problem with two generators: P2 + P3 = 525 MW → λ = $9.4/MWh → P2 = 315 MW → P3 = 210 MW
lossPPPP
PP
PP
PP
150
),014.8.6)(000358.1
1(
)018.3.6)(000456.1
1()016.7(
)000436.1
1(
321
3
3
2
2
1
1
Results (obtained numerically):
• P1 = 35.1 MW • P2 = 64.1 MW • P3 = 52.5 MW • Ploss = 1.7 MW • Pdemand = 150 MW