Table 1 Basic data of the improved system
Unit number | Generator type | Accessed bus number | Output upper limit (MW) | Output lower limit (MW) | Upward ramping rate (MWh) | Downward ramping rate (MWh) | Minimum continuous start-up time (h) | Minimum continuous shutdown time (h) | Marginal generation cost (RMB/MW) |
|---|---|---|---|---|---|---|---|---|---|
G1 | Wind power | 39 | 200 | 0 | 200 | 200 | 0 | 0 | 69.76 |
G2 | Wind power | 31 | 300 | 0 | 300 | 300 | 0 | 0 | 39.25 |
G3 | Wind power | 32 | 400 | 0 | 400 | 400 | 0 | 0 | 51.64 |
G4 | Thermal power | 34 | 300 | 150 | 100 | 100 | 6 | 6 | 362.10 |
G5 | Thermal power | 35 | 600 | 300 | 120 | 120 | 8 | 8 | 310.40 |
G6 | Thermal power | 36 | 300 | 150 | 80 | 80 | 4 | 4 | 350.00 |
G7 | Thermal power | 37 | 600 | 300 | 160 | 160 | 8 | 8 | 325.00 |
G8 | Thermal power | 38 | 250 | 125 | 60 | 60 | 6 | 6 | 363.76 |