The load increased rapidly from 6:00 am to 11:00 am, which corresponds to the beginning of work, and reached the first peak load. The second peak load occurred from 19:00 pm to 20:00 pm. Energies 2018, 11, 1899 Energies 2018, 11, x FOR PEER REVIEW 8 of 30 8 of 29 104 2.5 ...