Handling state constraints and economics in feedback control of transport-reaction processes》.pdfVIP

Journal of Process Control 32 (2015) 98–108 Contents lists available at ScienceDirect Journal of Process Control j o u r n a l h o me p a g e : w w w. elsev /locate/jpro cont Handling state constraints and economics in feedback control of transport-reaction processes Liangfeng Lao a , Matthew Ellis a , Panagiotis D. Christofides a,b,∗ a Department of Chemical and Biomolecular Engineering, University of California, Los Angeles, CA 90095, USA b Department of Electrical Engineering, University of California, Los Angeles, CA 90095, USA a r t i c l e i n f o a b s t r a c t Article history: Transport-reaction processes, which are typically described by parabolic partial differential equations Received 14 April 2014 (PDEs), play an important role within the chemical process industries. Therefore, it is important to develop Received in revised form 18 February 2015 feedback control techniques that operate transport-reaction processes in an economically optimal fashion Accepted 13 April 2015 in the presence of constraints in the process states and manipulated inputs. Economic model predictive Available online 8 May 2015 control (EMPC) is a predictive control scheme that combines process economics and feedback control into an integrated framework with the potential of improving the closed-loop process economic performance Keywords: compared to traditional control methodologies. In this work, we focus on systems of no