Research Article
Two-Stage Robust Optimization Model for Fresh Cold Chain considering Carbon Emissions and Uncertainty
Table 1
Description of relevant parameters and variables of the model.
| Sign | Description |
| | , 0-1 variable, if , select as the storage site; else, do not select; | | , continuous variable, if , select the path ; | | Demand | | Fixed cost | | Corruption rate of fresh products | | Maximum inventory of transfer cold storage | | Maximum load capacity of large refrigerated vehicle | | Maximum load capacity of minirefrigerated vehicle | | Fuel consumption cost of unit vehicle transportation | | Unit consumption cost of fuel | | Unit fuel consumption of vehicle | | Unit delay penalty cost | | Unit carbon tax | | Distance between place of origin and transfer cold storage | | Distance from temporary cold storage to demand site | | Average vehicle speed | | Base time of arrival | | Maximum arrival time | | The set of transfer cold storages consists of | | The set of demand sites consists of |
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