“…On the same line, the works in [7,9,38,48,49,50] for aluminum smelters and steel plants, which analyze the opportunity to participate in the day-ahead energy and reserve market to reduce the overall production costs. All these approaches are based both on the use of simulation models of the process to investigate the opportunity to participate in the energy market [7,9,38], and on proper bidding strategies through MILP formulation and the use of approximate linear models of the process [48,49,50].…”