Christos Maravelias

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) supply chain optimization; (c) chemical process synthesis; (d) renewable fuel technology development and assessment; and (e) 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
• Supply chain management
• Optimization methods for chemical process synthesis
• Computational methods for novel material discovery
• Development and assessmsent of renewable energy strategies
• Mixed-integer programming

AWARDS, HONORS AND SOCIETIES

• 2016 Production and Operations Management Society Applied Research Challenge Award
• 2016 Covestro Lecture, Department of Chemical Engineering, Carnegie Mellon University
• 2013 Outstanding Young Researcher Award – CAST Division of AIChE
• 2013-2015 Vilas Associate – University of Wisconsin
• 2012 & 2014 Best Paper Award, Computes and Chemical Engineering
• 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

2017-2018 Journal Publications

• Risbeck MJ, Maravelias CT, Rawlings JB, Turney RD. Mixed-integer Optimization Methods for Online Scheduling in Large-scale HVAC Systems. Optimization Letters, accepted. (DOI: 10.1007/s11590-018-01383-9).
  
• Ryu J, Maravelias CT. Simultaneous Process and Heat Exchanger Network Synthesis Using a Discrete Temperature Grid. Industrial & Engineering Chemistry Research, accepted (DOI: 10.1021/acs.iecr.8b04083).
• Lee H, Maravelias CT. Combining the Advantages of Discrete- and Continuous-time Scheduling Models. Part 2: Systematic Methods for Determining Model Parameters. Computers and Chemical Engineering, accepted (DOI: 10.1016/j.compchemeng.2018.10.020).
• Maravelias CT. Chemical Production Scheduling. Reference Module in Chemistry, Molecular Sciences, and Chemical Engineering, accepted (DOI: 10.1016/B978-0-12-409547-2.14341-0).
• Peng X, Root TW, Maravelias CT. Optimization-based Process Synthesis under Seasonal and Daily Variability: Application on Concentrating Solar Power Plants. AIChE Journal, accepted (DOI: 10.1002/aic.16548).
• Dong Y, Jerome N, Maravelias CT. Reoptimization Framework and Policy Analysis for Maritime Inventory Routing under Uncertainty. Optimization and Engineering, 937-976, 19, 2018 (DOI: 10.1007/s11081-018-9383-8).
• Wu W, Maravelias CT. Synthesis and Techno-economic Assessment of Microbial-based Processes for Terpenes Production. Biotechnology for Biofuels, 11:294, 2018. (DOI: 10.1186/s13068-018-1285-7).
• Lee H, Maravelias CT. Combining the Advantages of Discrete- and Continuous-Time Scheduling Models: Part 1: Framework and Mathematical Formulations. Computers & Chemical Engineering, 176-190, 116, 2018. (DOI: 10.1016/j.compchemeng.2017.12.003).
• Fasahati P, Maravelias CT. Advanced Biofuels of the Future: Atom-economical or energy-economical? Joule, 1915-1919, 2, 2018. (DOI: 10.1016/j.joule.2018.09.007).
• Wu W, Long MR, Zhang X, Reed JL, Maravelias CT. A Framework for the Identification of Promising Bio-based Chemicals. Biotechnology and Bioengineering, 2328-2340, 115, 2018 (DOI: 10.1002/bit.26779).
• Ramapriya GM, Won W, Maravelias CT. A Superstructure-based Approach to Process Synthesis for Complex Reactor Networks. Chemical Engineering Research and Design, 589-608, 137, 2018 (DOI: 10.1016/j.cherd.2018.07.015).
• Wang L, Xia M, Wang H, Huang K, Qian C, Maravelias CT, Ozin GA. Greening Ammonia: Toward the Solar Ammonia Refinery, Joule, 2, 1055-1074, 2018 (DOI: 10.1016/j.joule.2018.04.017).
• Rawlings JB, Patel NR, Risbeck MJ, Maravelias CT, Wenzel MJ, Turney RD. Economic MPC and Real-time Decision Making with Application to Large-Scale HVAC Energy Systems. Computers & Chemical Engineering, 114, 89-98, 2018. (DOI: 10.1016/j.compchemeng.2017.10.038).
• Kong L, Maravelias CT. An Optimization-based Approach for Simultaneous Chemical Process and Heat Exchanges Network Synthesis. Industrial & Engineering Chemistry Research, 57, 6330-6343, 2018. (DOI: 10.1021/acs.iecr.8b00065).
• Krishna SH, Huang K, Barnett KJ, He J, De Bruyn M, Weckhuysen BM, Maravelias CT, Dumesic JA, Huber GW. Oxygenated Commodity Chemicals from Chemo-catalytic Conversion of Biomass Derived Heterocycles. AIChE J., 64(6), 1910-1922, 2018. (DOI: 10.1002/aic.16172).
• Ng RTL, Patchin S, Wu W, Sheth N, Maravelias CT. An optimization-based Web Application for Synthesis and Analysis of Biomass-to-fuels Strategies. Biofuels, Bioproducts & Biorefining, 12 (2), 170-176, 2018. (DOI: 10.1002/bbb.1821).
• Martagan T, Krishnamurthy A, Leland P, Maravelias CT. Performance Guarantees and Optimal Purification Decisions for Engineered Proteins. Operations Research, 6 (1), 18-41, 2018. (DOI: 10.1287/opre.2017.1661).
• Huang K, Miller JB, Huber GW, Dumesic JA, Maravelias CT. A General Framework for the Evaluation of Direct Nonoxidative Methane Conversion Strategies. Joule, 2, 349-365, 2018. (DOI: 10.1016/j.joule.2018.01.001).
• Ng RTL, Kurniawan D, Wang H, Mariska B, Wu W, Maravelias CT. Integrated Framework for Designing Spatially Explicit Biofuel Supply Chains. Applied Energy, 116-131, 216, 2018. (DOI: 10.1016/j.apenergy.2018.02.077).
• Huang K, Won W, Barnett KJ, Brentzel ZJ, Alonso DM, Huber GW, Dumesic JA, Maravelias CT. Improving Economics of Lignocellulosic Biofuels: An Integrated Strategy for Coproducing 1,5-Pentanediol and Ethanol. Applied Energy, 213, 585-594, 2018. (DOI: 10.1016/j.apenergy.2017.11.002).
• Motagamwala ΑΗ, Won W, Maravelias CT, Sener C, Martin Alonso D, Maravelias CT, Dumesic JA. Towards Biomass-Derived Renewable Plastics: Production of 2,5-Furandicarboxylic Acid from Fructose, Science Advances, 4 (1), eaap9722, 2018. (DOI: 10.1126/sciadv.aap9722).
• Rangarajan S, Maravelias CT, Mavrikakis M. Sequential Optimization-Based Framework for Robust Modeling and Design of Heterogeneous Catalytic Systems. Journal of Physical Chemistry C, 121, 25847-25863, 2017. (DOI: 10.1021/acs.jpcc.7b08089).
• Kong L, Wu W, Maravelias CT. Simultaneous Utility and Heat Exchanger Area Targeting for Integrated Process Synthesis and Heat Integration. Industrial & Engineering Chemistry Research, 56, 11847-11859, 2017. (DOI: 10.1021/acs.iecr.7b01689).
• Gupta D, Maravelias CT. A General State-Space Formulation for Online Scheduling. Processes, 5(4), 69, 2017. (DOI: doi:10.3390/pr5040069).
• Lee H, Maravelias CT.Discrete-time Mixed-integer Programming Models for Short-term Scheduling in Multipurpose Environments. Computers and Chemical Engineering, 107, 171-183, 2017. (DOI: 10.1016/j.compchemeng.2017.06.013).
• Ng RTL, Maravelias CT. Economic and Energetic Analysis of Biofuel Supply Chains. Applied Energy, 205, 1571-1582, 2017. (DOI: 10.1016/j.apenergy.2017.08.161).
• He J, Huang K, Barnett KJ, Krishna S, Martin Alonso D, Brentzel Z, Burt SP, Walker TW, Banholzer W, Maravelias CT, Hermans I, Dumesic JA, Huber GW. New Catalytic Strategies for alpha-omega Diol Production from Lignocellulosic Biomass. Faraday Discussions, 202, 247-267, 2017. (DOI: 10.1039/C7FD00036G).
• Lee H, Maravelias CT. Mixed-integer Programming Models for Simultaneous Batching and Scheduling in Multi-purpose Batch Plants. Computers and Chemical Engineering, 106, 621-644, 2017. (DOI: 10.1016/j.compchemeng.2017.07.007).
• He J, Liu M, Huang K, Walker TW, Maravelias CT, Dumesic JA, Huber GW. Production of Levoglucosenone and 5-hydroxymethylfurfural from Cellulose in Polar Aprotic Solvent-water Mixtures. Green Chemistry, 19, 3642-3653, 2017. (DOI: 10.1039/C7GC01688C).
• Won W, Maravelias CT. Thermal Fractionation and Catalytic Upgrading of Lignocellulosic Biomass to Biofuels: Process Synthesis and Analysis. Renewable Energy, 114, 357-366, 2017. (DOI: 10.1016/j.renene.2017.07.023).
• Won W, Motagamwala ΑΗ, Dumesic JA, Maravelias CT. A co-solvent hydrolysis strategy for the production of biofuels: Process synthesis and technoeconomic analysis, Reaction Chemistry and Engineering, 2, 397-405, 2017. (DOI: 10.1039/C6RE00227G).
• Huang K, Brentzel ZJ, Barnett KJ, Dumesic JA, Huber GW, Maravelias CT. Conversion of Furfural to 1,5-Pentanediol: Process Synthesis and Analysis. ACS Sustainable Chemistry & Engineering, 5, 4699-4706, 2017. (DOI: 10.1021/acssuschemeng.7b00059).
• Peng X, Root TW, Maravelias CT. Storing Solar Energy with Chemistry: The Role of Thermochemical Storage in Concentrating Solar Power. Green Chemistry, 19, 2427-2438, 2017. (DOI: 10.1039/C7GC00023E).
• Martin Alonso D, Hakim S, Zhou S, Won W, Hosseinaei O, Tao J, Garcia-Negron V, Motagamwala AH, Mellmer MA, Huang K, Houtman CJ, Labbé N, Harper DP, Maravelias CT, Runge T, Dumesic JA. Increasing the Revenue from Lignocellulosic Biomass: Maximizing Feedstock Utilization. Science Advances, 3 (5), e1603301, 2017. (DOI: 10.1126/sciadv.1603301).
• Yenkie KM, Wu W, Maravelias CT. Synthesis and analysis of separation networks for the recovery of intracellular chemicals generated from microbial-based conversions. Biotechnology for Biofuels, 10:119, 2017. (DOI: 10.1186/s13068-017-0804-2).
• [36] Risbeck MJ, Maravelias CT, Rawlings JB, Turney RD. A Mixed-Integer Linear Programming Model for Real-Time Cost Optimization of Building Heating, Ventilation, and Air Conditioning Equipment, Energy and Buildings, 142, 220-235, 2017. (DOI: 10.1016/j.enbuild.2017.02.053).
• Brentzel ZJ, Barnett KJ, Huang K, Maravelias CT, Dumesic JA, Huber GW. Commodity Chemicals from Biomass: Combining Ring-opening Tautomerization and Hydrogenation Reactions to Produce 1,5-Pentanediol from Furfural, ChemSusChem, 10, 1351-1355, 2017. (DOI: 10.1002/cssc.201700178).
• Dong Y, Velez S, Maravelias CT. Changeover Formulations for Discrete-time Mixed-integer Programming Scheduling Models. European Journal of Operational Research, 260 (3), 949-963, 2017. (DOI: 10.1016/j.ejor.2017.01.004).
• Dong Y, Sundaramoorthy A, Pinto JM, Maravelias CT. Solution Methods for Vehicle-based Inventory Routing in the Chemicals Sector. Computers and Chemical Engineering, 101, 259-278, 2017. (DOI: 10.1016/j.compchemeng.2017.02.036).
• Kong L, Avadiappan V, Huang K, Maravelias CT. Simultaneous Chemical Process Synthesis and Heat Integration with Unclassified Hot/Cold Process Streams. Computers and Chemical Engineering, 101, 210-225, 2017. (DOI: 10.1016/j.compchemeng.2017.02.024).
• Herron JA, Vann T, Duong N, Resasco DE, Crossley S, Lobban LL, Maravelias CT. A Systems-level Roadmap for Biomass Thermal Fractionation and Catalytic Upgrading Strategies. Energy Technology, 5, 130-150, 2017. (DOI: 10.1002/ente.201600147).
• Wu W, Yenkie K, Maravelias CT. A Superstructure-based Framework for Bioseparation Network Synthesis. Computers and Chemical Engineering, 96, 1-17, 2017. (DOI: 10.1016/j.compchemeng.2016.10.007).
• Ng RTL, Maravelias CT. Design of Biofuel Supply Chains with Variable Regional Depot and Biorefinery Locations. Renewable Energy, 100, 90-102, 2017. (DOI: 10.1016/j.renene.2016.05.009).