Model Predictive Control for Flexible Power Consumption of Large-Scale Refrigeration Systems

Seyed Ehsan Shafiei, Jakob Stoustrup, Henrik Rasmussen

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

11 Citations (Scopus)
502 Downloads (Pure)

Abstract

A model predictive control (MPC) scheme is introduced to directly control the electrical power consumption of large-scale refrigeration systems. Deviation from the baseline of the consumption is corresponded to the storing and delivering of thermal energy. By virtue of such correspondence, the control method can be employed for regulating power services in the smart grid. The proposed scheme contains the control of cooling capacity as well as optimizing the efficiency factor of the system, which is in general a nonconvex optimization problem. By introducing a fictitious manipulated variable, and novel incorporation of the evaporation temperature set-point into optimization problem, the convex optimization problem is formulated within the MPC scheme. The method is applied to a simulation benchmark of large-scale refrigeration systems including several medium and low temperature cold reservoirs.
Original languageEnglish
Title of host publicationAmerican Control Conference (ACC), 2014
PublisherIEEE Press
Publication date2014
Pages412-417
ISBN (Print)978-1-4799-3272-6
DOIs
Publication statusPublished - 2014
Event2014 American Control Conference (ACC) - Portland, OR, United States
Duration: 4 Jun 20146 Jun 2014

Conference

Conference2014 American Control Conference (ACC)
Country/TerritoryUnited States
CityPortland, OR
Period04/06/201406/06/2014
SeriesAmerican Control Conference
ISSN0743-1619

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