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Online Energy Management

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Online Energy Management

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The Repsol YPF La Coruña refinery is a high-conversion site with both coke and FCC units. The complex energy system is based around five steam headers and two cogeneration plants, and has several degrees of freedom. Manipulating these degrees of freedom using a costbased optimisation program results in significant savings in operating costs. This is particularly important within the current deregulated electricity markets. Since the electrical system is one of the main economic trade-offs with a steam system, electricity deregulation makes it harder to operate the overall combined systems at a minimum cost.

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