June 2007

Special Report: Process/Plant Optimization

Tune up your supply-chain models

Optimizers prescribe the preferred operation, taking into account supply-chain constraints; analysis of its economic message is required to counter restrictiveness of the model

Hartmann, H. C. M., Consultant

Supply-chain planning is about optimizing the selection, routing, processing and handling of oil from crude suppliers to end-customers. The diversity of feedstocks, plants and products, the complexity of their interactions and the importance of integrated planning to the profitability of the company require using models and justifying  continuous development of these models.1 Originally, models were purely descriptive. The wish of users is not only to know the alternatives but to be guided to the best economic option that will rapidly increase optimization of the models. In contrast, optimization models are by definition prescriptive and are a benefit for the average refinery technolo

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