| Name | sing359 |
| Download | sing359.mps.gz |
| Set Membership | Challenge Reoptimize |
| Problem Status | Open |
| Problem Feasibility | Feasible |
| Originator/Contributor | D. Espinoza |
| Rows | 437116 |
| Cols | 713762 |
| Num. non-zeros in A | 1975605 |
| Num. non-zeros in c | 329849 |
| Rows/Cols | 0.612411420053 |
| Integers | |
| Binaries | 674643 |
| Continuous | 39119 |
| min nonzero |Aij| | 0.044 |
| max |Aij| | 434.8 |
| min nonzero |cj| | 0.344956 |
| max |cj| | 39970.27 |
| Integer Objective | Unknown |
| LP Objective | 22534478.962498 |
| Aggregation | 29364 |
| Variable Bound | 77566 |
| Set partitioning | 37419 |
| Set packing | |
| Set covering | |
| Cardinality | 292095 |
| Equality Knapsacks | |
| Bin packing | |
| Invariant Knapsack | |
| Knapsacks | |
| Integer Knapsack | |
| Mixed 0/1 | 672 |
| General Cons. | |
| References |
Unit commitment problems (electricity production planning problems) coming from the Chilean electricity system, they have either one or two week planning horizons, and include constraints on minimum on-off time for the power plants, ensure some reserve energy in the system, and minimize global operation costs.