Online real-time optimisation helps identify energy gaps

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Online real-time optimisation helps identify energy gaps

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  • Author: Marcelo Galleguillos, Michel Maffet, Marcos Kihn, Rubén Monje and Carlos Ruiz
Refining and petrochemical industries operate complex energy systems based on several steam pressure levels, with fired boilers producing highpressure steam and burning different fuels, and cogeneration units supplying steam and electricity to the site. The use of different fuels dealing with fuel gas production/consumption imbalances, electricity imports/exports with their corresponding commercial contracts, and finally having to comply with many environmental constraints provides several economic trade-offs to operate the site-wide energy system at minimum cost.

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