Table 1 Electricity prices by time period.

From: Design and study of mine silo drainage method based on fuzzy control and Avoiding Peak Filling Valley strategy

Time

8:00–10:00

10:00–12:00

12:00–18:00

18:00–22:00

22:00–8:00

Electricity usage period

General period

Peak period

General period

Peak period

Low valley period

Price (yuan/kWh)

1.00

1.80

1.00

1.80

0.50