Texas Wisconsin California Control Consortium Group Highlights

Texas Wisconsin California Control Consortium Group Highlights James B. Rawlings Department of Chemical and Biological Engineering University of Wisconsin Madison Los Angeles, California February 1 2, 2010 Rawlings Meeting Introduction 1 / 18

Outline 1 Overview of Research Projects 2 Recent News Rawlings Meeting Introduction 2 / 18

Large-scale and networked model predictive control Ph.D. students Brett Stewart Faculty: Steve Wright (CS) Funding: TWCCC, NSF grant Recent and upcoming publications: Rawlings Meeting Introduction 3 / 18

Large-scale and networked model predictive control Ph.D. students Brett Stewart Faculty: Steve Wright (CS) Funding: TWCCC, NSF grant Recent and upcoming publications: Stewart, B. T., J. B. Rawlings, and S. J. Wright. Hierarchical cooperative distributed model predictive control. In Proceedings of the American Control Conference. Baltimore, Maryland, June 2010. Stewart, B. T., A. N. Venkat, J. B. Rawlings, S. J. Wright, and G. Pannocchia. Cooperative distributed model predictive control. Sys. Cont. Let., July 2009. Submitted for publication. Rawlings Meeting Introduction 3 / 18

Fast model predictive control by partial enumeration Faculty: Gabriele Pannocchia (Pisa), Steve Wright (CS) Patent disclosure. November 2004. Recent and upcoming publications: Pannocchia, G., J. B. Rawlings, and S. J. Wright. Partial enumeration mpc: Robust stability results and application to an unstable CSTR. In DYCOPS. Leuven, Belgium, June 2010. Pannocchia, G., S. J. Wright, B. T. Stewart, and J. B. Rawlings. Efficient cooperative distributed MPC using partial enumeration. In ADCHEM 2009, International Symposium on Advanced Control of Chemical Processes. Istanbul, Turkey, July 12-15, 2009. Rawlings Meeting Introduction 4 / 18

Optimizing economic performance with model predictive control Ph.D. student: Rishi Amrit Faculty: Marquardt (RWTH Aachen), Angeli (Imperial), Diehl (Leuven) Funding: ExxonMobil, NSF Rawlings Meeting Introduction 5 / 18

Recent and upcoming publications Diehl, M., R. Amrit, and J. B. Rawlings. A Lyapunov function for economic optimizing model predictive control. IEEE Trans. Auto. Cont., 2009. Submitted for publication. Rawlings, J. B. and R. Amrit. Optimizing process economic performance using model predictive control. In L. Magni, D. M. Raimondo, and F. Allgöwer, editors, Nonlinear Model Predictive Control, volume 384 of Lecture Notes in Control and Information Sciences, pages 119 138. Springer, Berlin, 2009. Angeli, D., R. Amrit, and J. B. Rawlings. Receding horizon cost optimization for overly constrained nonlinear plants. In Proceedings of the Conference on Decision and Control. Shanghai, China, December 2009. Würth, L., J. B. Rawlings, and W. Marquardt. Economic dynamic real-time optimization and nonlinear model-predictive control on infinite horizons. In ADCHEM 2009, International Symposium on Advanced Control of Chemical Processes. Istanbul, Turkey, July 12-15, 2009. Rawlings Meeting Introduction 6 / 18

Computational Modeling of the Growth and Spread of Viruses Ph.D. students: Rishi Srivastava, Ankur Gupta Faculty: John Yin (CBE) Funding: NIH, NSF Rawlings Meeting Introduction 7 / 18

Recent and upcoming publications and talks Hensel, S., J. B. Rawlings, and J. Yin. Stochastic kinetic modeling of vesicular stomatitis virus intracellular growth. Bull. Math. Biol., 71:1671 692, 2009. DOI 10.1007/s11538-009-9419-5. Rawlings, J. B. Chemical reaction engineering at the small scale still plenty of room at the bottom. Sandia National Laboratories, Livermore, CA, March 25, 2009. Rawlings, J. B. Extending the tools of chemical reaction engineering to the molecular scale. Model Reduction for Reacting Flows, Center for Applied Mathematics, University of Notre Dame, South Bend, IN, March 31, 2009. Rawlings Meeting Introduction 8 / 18

Nonlinear stochastic systems and moving horizon estimation Postdoc: Fernando Lima Industrial partner: Tyler Soderstrom, ExxonMobil Recent and upcoming publications: Rawlings Meeting Introduction 9 / 18

Nonlinear stochastic systems and moving horizon estimation Postdoc: Fernando Lima Industrial partner: Tyler Soderstrom, ExxonMobil Recent and upcoming publications: Lima, F. V. and J. B. Rawlings. State estimation for nonlinear systems: Exponential stability and suboptimal moving horizon estimation. In To Appear in Proceedings of the American Control Conference. Baltimore, Maryland, June 30-July 2 2010. Lima, F. V., J. B. Rawlings, and T. A. Soderstrom. Nonlinear stochastic modeling and state estimation of weakly observable systems: Application to industrial polymerization processes. In AIChE Annual Meeting. Nashville, November 2009. Rawlings Meeting Introduction 9 / 18

Optimization of supply chains Ph.D. students: Kaushik Subramanian Faculty: Christos Maravelias (CBE) Industrial partner: Larry Megan, Praxair NSF GOALI proposal funded: Optimization of the Industrial Gas Supply Chain Rawlings Meeting Introduction 10 / 18

Continuous-time system and input parameterization We consider linear time-invariant continuous-time systems ẋ = Ax + Bu (1) V (x 0, u) = 1 2 0 ( x Qx + u Ru ) dt (2) u 0 s 0 u 1 s1 s 2 0 1 u 2 2 Kx t 0 t 1 t 2 t 3 t N Rawlings Meeting Introduction 11 / 18

Continuous time MPC publications Pannocchia, G., J. B. Rawlings, D. Q. Mayne, and W. Marquardt. On computing the solutions to the continuous time constrained linear quadratic regulator. IEEE Trans. Auto. Cont., July 2009. Accepted for publication. Pannocchia, G., J. B. Rawlings, D. Q. Mayne, and W. Marquardt. Computation of the infinite horizon continuous time constrained linear quadratic regulator. In ADCHEM 2009, International Symposium on Advanced Control of Chemical Processes. Istanbul, Turkey, July 12-15, 2009. Rawlings Meeting Introduction 12 / 18

Some recent invited talks Rawlings, J. B. Optimal control unchained. In AIChE Annual Meeting. Nashville, November 2009. Rawlings, J. B. Optimal dynamic operation of chemical processes: current opportunities. Shell Global Solutions, Westhollow Technology Center, Houston, Texas, August 6, 2009. Rawlings Meeting Introduction 13 / 18

Some recent invited talks Rawlings, J. B. Optimal dynamic operation of chemical processes: Assessment of the last 20 years and current research opportunities. Optimization in Engineering Center, Katholieke Universiteit Leuven, Belgium, June 23, 2009. Rawlings, J. B. Optimal dynamic operation of chemical processes: Assessment of the last 20 years and current research opportunities. Center for Systems and Control, Delft University of Technology, Netherlands, June 22, 2009. Rawlings, J. B. In search of the unreachable setpoint. Adventures with Prof. Sten Bay Jørgensen. Seminar Honoring Prof. Sten Bay Jørgensen, Technical University of Denmark, Lyngby, Denmark, June 18, 2009. Rawlings Meeting Introduction 14 / 18

Recent News Octave One of our goals since its inception was to make Octave a self-sustaining free source project. In November 2008, John Eaton ended his appointment as a Research Scientist in my group. His salary support is now coming directly from Octave contributions: most notably from Google. Rawlings Meeting Introduction 15 / 18

I have to mention it twice... 576 page text Rawlings Meeting Introduction 16 / 18

I have to mention it twice... 576 page text 214 exercises Rawlings Meeting Introduction 16 / 18

I have to mention it twice... 576 page text 214 exercises 335 page solution manual Rawlings Meeting Introduction 16 / 18

I have to mention it twice... 576 page text 214 exercises 335 page solution manual 3 appendices on web (133 pages) Rawlings Meeting Introduction 16 / 18

I have to mention it twice... 576 page text 214 exercises 335 page solution manual 3 appendices on web (133 pages) total: 1044 pages Rawlings Meeting Introduction 16 / 18

I have to mention it twice... 576 page text 214 exercises 335 page solution manual 3 appendices on web (133 pages) total: 1044 pages www.nobhillpublishing.com Rawlings Meeting Introduction 16 / 18

Recent News BP has signed confidentiality agreement with UW Brett Stewart spent summer at Delft with Bart De Schutter s group Rishi Amrit spent summer at Shell in Houston Fernando Lima finished his postdoc last fall Luo Ji joined the group last fall, PhD student Rishi Srivastava will spend summer at Air Products in Allentown Rawlings Meeting Introduction 17 / 18

Questions or Comments? Rawlings Meeting Introduction 18 / 18