OPERATIONAL PLANNING IN THE MANAGEMENT OF PROGRAMMED MAINTENANCES A MILP APPROACH

Actual high competitive market's situation induces enterprises to consider the supply chain management as a key area to improve their business. Supply chains are systems with highly interconnected elements: suppliers, manufacturing, distribution network and customers. Each of them gives rise to a complex structure whose behaviour affects performances of the entire system. In literature, supply chain models completely deal with petroleum industry, whereas present research wants to analyze the tactical planning, through a large scale multisite modelling in the production and distribution of industrial gases, so to overcome programmed maintenance stops in an optimal way, keeping the satisfaction of market demand.