Christos T. Maravelias

Professor

Room: 2004
Engineering Hall
1415 Engineering Drive
Madison, WI 53706

Ph: (608) 265-9026
Fax: (608) 262-5434
christos@engr.wisc.edu

Primary Affiliation:
Chemical and Biological Engineering

Additional Affiliations:
Industrial and Systems Engineering,


Profile Summary

The goal of our research is to develop theory, models and algorithms for the solution of fundamental and practically important problems in the area of Process Systems Engineering (PSE).  Our current projects include: (a) Production planning and scheduling; (b) pharmaceutical R&D pipeline management; (c) chemical process synthesis; (d) supply chain management; (e) renewable fuel technology development and assessment; and (f) computational methods for novel material discovery.

Education

  • PhD (Chemical Engineering), Carnegie Mellon University
  • MSc (Operational Research), London School of Economics and Political Science
  • Diploma (Chemical Engineering), National Technical University of Athens

Research Interests

  • Chemical production planning and scheduling
  • Optimization methods for process synthesis
  • Supply chain management
  • Computational methods for novel material discovery
  • Assessmsent of biomass-to-fuels/chemicals strategies

Awards, Honors and Societies

  • 2013 Outstanding Young Researcher Award – CAST Division of AIChE
  • 2012 Best Paper Award, Computes and Chemical Engineering
  • Vilas Associate – University of Wisconsin
  • 2008 W. David Smith Jr. Award - CAST Division of AIChE
  • National Science Foundation CAREER Award (2006-2011)
  • Inaugural Olaf A. Hougen Fellowship (2004-2007)
  • Alexander S. Onassis Public Benefit Foundation Graduate Fellowship (1999-2001)
  • Fulbright Graduate Fellowship (declined)

Publications

  1. Velez, S.; Maravelias, C.T. Advances in Mixed-integer Programming Methods for Chemical Production Scheduling. Annual Review of Chemical and Biomolecular Engineering, 5, 97-121, 2014.
  2. Subramanian, K.; Rawlings, J.B.; Maravelias, C.T. Economic Model Predictive Control for Inventory Management in Supply Chains. Computers and Chemical Engineering, 64, 71-80, 2014.
  3. Harjunkoski, I.;  Maravelias, C.T.; Bongers, P.; Castro, P.; Engell, S.; Grossmann, I.E.; Hooker, J.; Mendez, C.; Sand, G.; Wassick, J. Scope for Industrial Applications of Production Scheduling Models and Solution Methods. Computers and Chemical Engineering, 62, 161-193, 2014.   
  4. Luterbacher, J.S.; Rand, J.M.; Martin Alonso, D.; Han, J.; Youngquist, J.T.; Maravelias, C.T.; Pfleger, B.F.; Dumesic, J.A. Nonenzymatic Sugar Production from Biomass Using Biomass-derived γ-Valerolactone. Science, 343, 207, 2014.
  5. Han, J-H.; Sen, S. M.; Alonso, D.; Dumesic, J. A.; Maravelias, C. T. A Strategy for the Simultaneous Catalytic Conversion of Hemicellulose and Cellulose from Lignocellulosic Biomass to Liquid Transportation Fuels. Green Chemistry, 16, 653-661, 2014.
  6. Merchan, A.G.; Velez, S.; Maravelias, C.T. Tightening Methods for Continuous-time Mixed-Integer Programming Models for Chemical Production Scheduling. AIChE J., 59(12), 4461-4467, 2013
  7. Caes, B.R.; Van Oosbree, T.R.; Lu, F.; Ralph, J.; Maravelias, C.T.; Raines, R.T. Simulated Moving Bed Chromatography: Separation and Recovery of Sugars and Ionic Liquid from Biomass Hydrolysates. ChemSusChem, 6(11), 2083-2089, 2013.
  8. Kim, J.; Miller, J. A.; Maravelias, C. T.; Stechel, E.Β. Comparative Analysis of Environmental Impact of S2P (Sunshine to Petrol) System for Transportation Fuel Production. Applied Energy, 111, 1089-1098, 2013.
  9. Velez, S.; Maravelias, C.T. A Branch-and-Bound Algorithm for the Solution of Chemical Production Scheduling MIP Models Using Parallel Computing.  Computers and Chemical Engineering, 55, 28-39, 2013.
  10. Velez, S.; Maravelias, C.T. Reformulations and Branching Methods for Mixed-integer Programming Chemical Production Scheduling Models.  Industrial & Engineering Chemistry Research, 52 (10), 3832-3841, 2013.
  11. Velez, S.; Maravelias, C.T. A Mixed-integer Programming Model for Scheduling in General Chemical Production Environments. Industrial and Engineering Chemistry Research, 52 (9), 3407-3423, 2013.
  12. Velez, S.; Maravelias, C.T. Multiple and Nonuniform Time Grids in Discrete-Time MIP Models for Chemical Production Scheduling. Computers and Chemical Engineering, 53, 70-85, 2013.
  13. Kim, J.; Sen, S. M.; Maravelias, C. T. An Optimization-Based Assessment Framework for Biomass-to-Fuels Conversion Strategies. Energy and Environmental Science, 6 (4), 1093-1104, 2013.
  14. Velez, S.; Sundaramoorthy, A; Maravelias, C.T. Valid Inequalities Based on Demand Propagation for Chemical Production Scheduling MIP Models. AIChE J., 59(3), 872-887, 2013
  15. Subramanian, K.; Rawlings, J.B.; Maravelias, C.T.; Flores-Cerrillo, J.; Megan, L. Integration of Control Theory and Scheduling Methods for Supply Chain Management. Computers and Chemical Engineering, 51, 4-20, 2013.
  16. Sen, S. M.; Alonso, D.; Wettstein, S.G.; Gurbuz, E.I.; Henao, C.A.; Dumesic, J. A.; Maravelias, C. T. A Sulfuric Acid Management Strategy for the Production of Liquid Hydrocarbon Fuels via Catalytic Conversion of Biomass-derived Levulinic Acid. Energy and Environmental Science, 5(12), 9690-9697, 2012.
  17. Sen, S. M.; Gurbuz, E.I.; Wettstein, S.G.; Alonso, D.; Dumesic, J. A.; Maravelias, C. T. Production of Butene Oligomers as Transportation Fuels using Butene for Esterification of Levulinic Acid from Lignocellulosic Biomass: Process Synthesis and Technoeconomic Evaluation. Green Chemistry, 14 (12), 3289-3294, 2012.
  18. Subramanian, K.; Maravelias, C. T.; Rawlings, J. B. A State-space Model for Chemical Production Scheduling. Computers and Chemical Engineering, 47, 97-110, 2012.
  19. Kim, J.; Miller, J.A.; Johnson, T. Stechel, E.; Maravelias, C.T. Fuel Production from CO2 Using Solar-Thermal Energy: System Level Analysis. Energy and Environmental Science, 5 (9), 8417 - 8429, 2012.
  20. Sen, S. M.; Binder, J.B.; Raines, R.T.; Maravelias, C. T. Conversion of Biomass to Sugars via Ionic Liquid Hydrolysis: Process Synthesis and Economic Evaluation. Biofuels, Bioproducts & Biorefining, 6(4), 444-452, 2012.
  21. Maravelias, C. T. A General Framework and Modeling Approach Classification for Chemical Production Scheduling. AIChE J., 58 (6), 1812-1828, 2012.
  22. Maravelias, C. T. On the Combinatorial Structure of Discrete-time MIP Formulations for Chemical Production Scheduling. Computers and Chemical Engineering, 38, 204-212, 2012.
  23. Sen, M.; Henao, C.A.; Braden, D.J.; Dumesic, J.A.; Maravelias, C. T. Catalytic Conversion of Lignocellulosic Biomass to Fuels: Process Development and Technoeconomic Evaluation. Chemical Engineering Science, 67, 57-67, 2012.         
  24. Kim, J.; Reed, J.L.; Maravelias, C. T. Large-scale Bi-level Strain Design Approaches and Mixed-integer Programming Solution Techniques. PLoS ONE, 6(9), e24162, 2011.  
  25. Kim, J.; Henao, C.A.; Johnson, T.A.; Dedrick, D.E.; Miller, J.A.; Stechel, E.B.; Maravelias, C.T. Methanol Production from CO2 Using Solar-Thermal Energy: Process Development and Techno-Economic Analysis. Energy and Environmental Science, 4, 3122-3132, 2011.
  26. Colvin, M.; Maravelias, C. T. R&D Pipeline Planning: Task Interdependencies and Risk Management. European Journal of Operational Research, 215, 616-628, 2011.
  27. Braden, D.J.; Henao, C. A.; Heltzel, J.; Maravelias, C.T.; Dumesic, J.A. Production of Liquid Hydrocarbon Fuels by Catalytic Conversion of Biomass-derived Levulinic Acid. Green Chemistry, 13, 1755-1765, 2011.
  28. Sundaramoorthy, A.; Maravelias, C. T. Computational Study of Scheduling Approaches for Batch Process Networks. Industrial and Engineering Chemistry Research, 50(9), 5023-5040, 2011.
  29. Henao, C. A.; Maravelias, C. T.  Process Superstructure Optimization Using Surrogate Models. AIChE J., 57(5), 1216-1232, 2011.     
  30. Kopanos, G; Puigjaner, L.; Maravelias, C. T. Production Planning and Scheduling of Parallel Continuous Processes with Product Family Considerations. Industrial and Engineering Chemistry Research, 50, 1369-1378, 2011.
  31. Sundaramoorthy, A.; Maravelias, C. T. A General Framework for Process Scheduling. AIChE J., 57(3), 695-710, 2011.
  32. Colvin, M.; Maravelias, C. T. Modeling Methods and a Branch and Cut Algorithm for Pharmaceutical Clinical Trial Planning Using Stochastic Programming. European Journal of Operational Research, 203, 205-215, 2010.
  33. Maravelias, C. T.; Sung, C. Integration of Production Planning and Scheduling: Overview, Challenges and Opportunities. Computers and Chemical Engineering, 33 (12), 1919-1930, 2009.
  34. Maravelias, C. T.; Papalamprou, K. Polyhedral Results for Discrete-time MIP Formulations for Scheduling and Production Planning. Computers and Chemical Engineering, 33(11), 1890-1904, 2009.
  35. Sung, C.; Maravelias C. T. A Projection-Based Method for Production Planning of Multiproduct Facilities. AIChE J, 55 (10), 2614-2630, 2009.
  36. Gimenez, D. M.; Henning G.; Maravelias, C. T. A Novel Network-based Continuous-time Representation for Process Scheduling: Part II. Integrated Framework. Computers and Chemical Engineering. 33(10), 1644-1660, 2009.
  37. Gimenez, D. M.; Henning, G.; Maravelias, C. T. A Novel Network-based Continuous-Time Representation for Process Scheduling: Part I. Main Concepts and Mathematical Formulation. Computers and Chemical Engineering, 33 (9), 1511-1528, 2009.
  38. Ferris, M.C.; Maravelias, C. T.; Sundaramoorthy, A. Simultaneous Batching and Scheduling Using Dynamic Decomposition on a Grid. INFORMS Journal on Computing, 21 (3), 398-410, 2009.
  39. Sundaramorthy, A.; Maravelias, C. T.; Prasad, P. Scheduling of Multi-stage Batch Processes under Utility Constraints. Industrial and Engineering Chemistry Research, 48 (13), 6050-6058, 2009.
  40. Colvin, M.; Maravelias, C. T.  Scheduling of Testing Tasks and Resource Planning in New Product Development Using Stochastic Programming. Computers and Chemical Engineering, 33 (5), 964-976, 2009.
  41. Colvin, M.; Maravelias, C. T. A Stochastic Programming Approach for Clinical Trial Planning in New Drug Development. Computers and Chemical Engineering, 32(11), 2626-2642, 2008.
  42. Sundaramoorthy, A.; Maravelias, C. T.  Modeling of Storage Constraints in Batching and Scheduling of Multi-stage Processes. Industrial and Engineering Chemistry Research, 47 (17), 6648-6660, 2008.
  43. Prasad, P.; Maravelias, C. T. Batch Selection, Assignment and Sequencing in Multistage Processes. Computers and Chemical Engineering, 32 (6), 1114-1127, 2008.
  44. Sundaramoorthy, A.; Maravelias, C. T. Simultaneous Batching and Scheduling in Multi-stage Multi-product Processes.  Industrial and Engineering Chemistry Research, 47 (5), 1546-1555, 2008.
  45. Sung, C.; Maravelias, C. T. A Mixed-Integer Programming Formulation for the General Capacitated Lot-sizing Problem. Computers and Chemical Engineering, 32(1), 244-259, 2008.
  46. Sung, C.; Maravelias, C. T. An Attainable Region Approach for Effective Production Planning of Multi-product Processes. AIChE J., 53 (5), 1298-1315, 2007.
  47. Prasad, P.; Maravelias, C. T.; Kelly, J. Optimization of Aluminum Smelter Casthouse Operations. Industrial and Engineering Chemistry Research, 45 (22), 7603-7617, 2006.
  48. Maravelias, C. T. A Decomposition Framework for the Scheduling of Batch Processes. Computers and Chemical Engineering, 30 (3), 407-420, 2006.
  49. Maravelias, C. T.; Grossmann, I. E. On the Relation of Continuous and Discrete Time Models for the State-Task Network Formulation. AIChE J., 52 (2), 843-849, 2006.
  50. Maravelias, C. T. Mixed Time Representation for State-Task Network Models. Industrial and Engineering Chemistry Research, 44 (24), 9129-9145, 2005.
  51. Maravelias, C. T.; Grossmann, I. E. A Hybrid MIP/CP Decomposition Approach for the Short Term Scheduling of Multipurpose Plants.  Computers and Chemical Engineering, 28, 1921-1949, 2004.  
  52. Maravelias C. T.; Grossmann, I. E.  Optimal Resource Investment and Scheduling of Tests for New Product Development. Computers and Chemical Engineering, 28 (6-7), 1021-1038, 2004.
  53. Maravelias, C. T.; Grossmann, I. E. Using MILP and CP for the Scheduling of Batch Chemical Processes. Lecture Notes on Computer Science, 3011, 1-20, 2004.
  54. Maravelias, C. T.; Grossmann, I. E. Minimization of Makespan with Discrete-Time State Task Network Formulation. Industrial and Engineering Chemistry Research, 42 (24), 6252-6257, 2003.
  55. Maravelias, C. T.; Grossmann, I. E. New Continuous-Time State Task Network Formulation for the Scheduling of Multipurpose Batch Plants. Industrial and Engineering Chemistry Research, 42 (13), 3056 – 3074, 2003. 
  56. Maravelias, C. T.; Grossmann, I. E. Simultaneous Planning for New Product Development and Batch Manufacturing Facilities. Industrial and Engineering Chemistry Research, 40 (26), 6147-6164, 2001.

Courses

Fall 2014-2015

  • CBE 790 - Master\'s Research or Thesis

  • CBE 699 - Advanced Independent Studies
  • CBE 660 - Intermediate Problems in Chemical Engineering
  • CBE 599 - Special Problems
  • CBE 990 - Thesis-Research
  • CBE 890 - Pre-Dissertator\'s Research
  • CBE 489 - Honors in Research
  • Profile Summary

    The goal of our research is to develop theory, models and algorithms for the solution of fundamental and practically important problems in the area of Process Systems Engineering (PSE).  Our current projects include: (a) Production planning and scheduling; (b) pharmaceutical R&D pipeline management; (c) chemical process synthesis; (d) supply chain management; (e) renewable fuel technology development and assessment; and (f) computational methods for novel material discovery.


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