Input Data
For this example, we consider a simple instance of the problem where the planning has a horizon of five days and three periods per day. The cost of production and inventory is 4 and 3, respectively, and the ILC contract allows for four interruptions. Table Production and inventory capacity below shows the production and inventory capacity and the initial inventory level for both gases.
Gas | Prod. capacity | Inv. capacity | Initial inv. |
---|---|---|---|
LIN | 29 | 60 | 20 |
LOX | 5.5 | 27 | 20 |
Table Customer demand below lists the demand for each gas over all 15 periods.
Gas/Time | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
LIN | 6 | 14 | 10 | 8 | 11 | 15 | 10 | 9 | 10 | 9 | 10 | 12 | 11 | 15 | 9 |
LOX | 2 | 5 | 3 | 4 | 8 | 4 | 8 | 7 | 5 | 4 | 3 | 3 | 5 | 9 | 7 |