Research Article

A Four-Type Decision-Variable MINLP Model for a Supply Chain Network Design

Table 9

Cumulative costs for the network design for all instances.

Costs description Instance 1 Instance 2 Instance 3

Acquisition and transportation costs (supplier-plant) 452,793.80 1,187,714.69 3,765,730.62
Transportation costs (warehouse-costumer) 241,901.01 432,554.07 2,949,963.50
Transportation costs (plant-warehouse) 119,486.43 66,743.19 1,228,168.87
Carrying costs (warehouses) 79,036.14 212.484.98 633,424.34
Maintenance costs (plants) 169,880.00 218,698.00 331,910.00
Maintenance costs (warehouses) 59,234.00 129,296.00 114,297.00
Allocation costs (products-plants) 19,377.01 45,697.42 101,683.07
Allocation costs (products-warehouses) 8,289.17 16,691.82 46,628.50
Other allocation costs 3,503.14 18,067.32 23,881.93

Total costs 1,153,500.70 2,327,947.48 9,195,687.82