Dr. Daniel Florez-Orrego

Senior Researcher IPESE
Published

March 20, 2024

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Bio

I am a Mechanical Engineer of the Faculty of Mines of the National University of Colombia, Campus Medellín (valedictorian 2011); and Master (2014) and Doctor (with honors 2018) in Mechanical Engineering with emphasis on Energy and Fluids from the Polytechnic School of the University of São Paulo, Brazil. I have more than ten years of experience in teaching, research and consulting in universities and in partnership with multinational enterprises willing to improve their energy conversion processes in a sustainable way. I am author of 70+ technical contributions to international journals, books and conferences. Currently working in the area of ​​Synthesis and Optimization of Industrial, Chemical and Power Generation Processes..

Languages

Spanish, English, Portuguese, French

Funding entities

My research has been supported by the Aditya Birla Group and Energie Schweiz through Novelis Sierre company in Switzerland; the Swiss Federal Office of Energy - SFOE through the International Energy Agency - IEA Annex 58 and the GIRAIG consortium; the Brazilian Agency of Petroleum, Natural Gas and Biofuels - ANP; the Swiss Government Excellence Scholarship for Young Scientists and Artists - ESKAS; the Colombian Ministry of Science, Technology and Innovation - MINCIENCIAS; the Petrobras Research, Development and Innovation Center - CENPES through the Foundation for the Support to the University of Sao Paulo - FUSP.

Awards

  • ABCM Embraer Award 2019 for Best Research Thesis in Mechanical Engineering in the Category Doctorate (PhD)

  • Honorable Mention in Outstanding Thesis USP Award 2020

  • Best technical article of international ECOS 2016 Conference

  • Mechanical Engineering Valedictorian 2011, Faculty of Minas, National University of Colombia

Associations

  • Colombian Association of Electrical and Mechanical Engineers - ACIEM

  • American Institute of Chemical Engineers - AIChE

  • Recognized Researcher of the Colombian Ministry of Science, Technology and Innovation - MINCIENCIAS

Expertise fields

  • Exergy and Energy Integration of Chemical and Industrial Processes

  • Cogeneration and Polygeneration, Refrigeration and Heat Pumping Systems

  • Technical, Economic and Environmental Analyses

  • Refineries, Biorefineries, Fertilizers Complexes, Hydrogen and Synthetic Fuels (SNG, DME, MeOH, FT, H2, Power-to-X)

  • Second law of Thermodynamics and Irreversible Thermodynamics

  • Combustion, Heat Transfer, Computational Fluid Dynamics, Reaction design

  • Modeling and Optimization of Energy Conversion Systems

  • Material Science and Manufacture

  • Programming (Python, Lua, Java, Javascript, MATLAB, LINGO, GAMS, AMPL, HTML, CSS, R)

IPESE activities

  • Novelis Aditya Birla Aluminium Production Process Decarbonization NETZERO Lab - OIKEN, Novelis, EPFL, HESSO, Swiss Federal Office of Energy. Biomass, Heat Transfer Modeling, Renewable Energy Integration. https://www.novelis.com/net-zero-lab-valais/

  • Annex 58 IEA - High Temperature Heat Pump Project - OST, Vaud-HEIG, CSD Ingénieurs, EPFL, Swiss Federal Office of Energy https://heatpumpingtechnologies.org/annex58/documents/

  • European Commission Project Fertilizers AIDRES (Advancing industrial decarbonisation by assessing the future use of renewable energies in industrial processes) - VITO, EPFL https://op.europa.eu/s/y5GF

  • TRILateral research for optimal Investments in Adequate cross-border infrastructure (TRILATE) - Ughent, ULiège, EPFL, VITO, Veolia, Fluxys, INEOS https://www.ugent.be/ea/emsme/en/research/eelab/ecm/trilate

  • Continuing Education Program for the “Swiss Industry Decarbonization Ambassadors” - EPFL, Swiss Enterprises and Swiss Federal Office of Energy. Linked to Master of Advanced Studies EPFL-HESSO and IETS IEA Technology Collaboration Programme “Process integration for industry decarbonization”

  • Buhler Company + EPFL, Modelling and simulation technology transfer via OSMOSE optimization platform.

  • Energy audit and process integration of the ethanol and biodiesel production - Louis Dreyfus Company (LDC), EPFL

  • Energy audit and process integration of the Donze Baume watchmaking plant - Richemont Company, EPFL

  • Energy integration in the ZIBAC Lacq & Bordeaux Industrial cluster - Teréga, EPFL

  • Co-supervision of MSc and BSc students. Mentoring of PhD students in Projects in collaboration with Hermes, Morand, ELSA, Buhler, INEOS, CREMO, Gustav Spiess, Novelis, Oiken, OFEN, IEA, Richemont, Terega, Louis Dreyfus.

  • Teaching Assistant ME-451 Advanced Energetics

Graphical abstract

Methods and Tools

Process modeling

Process integration

Energy system

Fluid dynamics

Publications in peer-reviewed journals

  1. SILVA, J.A.M., FLÓREZ-ORREGO, D., OLIVEIRA, S., An exergy based approach to determine production cost and CO2 allocation for petroleum derived fuels, Energy (Oxford), v.67, pp.490–495, 2014.

  2. FLÓREZ-ORREGO, D., SILVA, J.A.M., OLIVEIRA, S., Renewable and Non-Renewable Exergy Cost and Specific CO2 Emission of Electricity Generation: The Brazilian Case, Energy Conversion and Management, v.85, pp.619–629, 2014.

  3. FLÓREZ-ORREGO, D., SILVA, J.A.M., VELASQUEZ, H., OLIVEIRA JR, S., Renewable and Non-Renewable Exergy Costs and CO2 Emissions of Fuels Production for Brazilian Transportation Sector, Energy (Oxford), v.88, pp.18–36, 2015.

  4. FLÓREZ-ORREGO, D., SILVA, J.A.M., OLIVEIRA JR, S. Exergy and Environmental Comparison of End Use of Vehicle Fuels: The Brazilian Case, Energy Conversion and Management, v.100, pp.220–231, 2015.

  5. FLÓREZ-ORREGO, D., OLIVEIRA JR, S. On the efficiency, exergy costs and CO2 emission cost allocation for an integrated syngas and ammonia production plant, Energy (Oxford), v.117, Part 2, pp.341-360, 2016.

  6. FLÓREZ-ORREGO, D., OLIVEIRA JR, S. Modeling and optimization of an industrial ammonia synthesis unit: An exergy approach, Energy (Oxford), v.137 (15), pp.234-250, 2017.

  7. FLÓREZ-ORREGO, D., OLIVEIRA JR, S. Exergy assessment of single and dual pressure industrial ammonia synthesis units, Energy (Oxford), v.141 (15), pp.2540-2558, 2017.

  8. SANTOS, R.G., FARIA, P. R., FLÓREZ-ORREGO, D., SANTOS, J.J.C.S., SILVA, J.A.M., Thermoeconomic Modeling for CO2 Allocation in Steam and Gas Turbine Cogeneration Systems, Energy (Oxford), v.117, Part 2, pp.590-603, 2016.

  9. FLÓREZ-ORREGO, D. HENRIQUES, I. B., NGUYEN, T., MENDES DA SILVA, J., MADY, C.E., PELLEGRINI, L.F., GANDOLFI, R., VELÁSQUEZ, H., BURBANO, J.C., LATTOUF, R., DE OLIVEIRA JUNIOR, S., The contributions of Prof. Jan Szargut to the exergy and environmental assessment of complex energy systems, Energy (Oxford), v.161, pp.482-492, 2018.

  10. SILVA ORTIZ, P., FLÓREZ-ORREGO, D., OLIVEIRA JUNIOR, S., MARÉCHAL, F., MACIEL FILHO, R., Exergetic, Environmental and Economic Assessment of Sugarcane First-Generation Biorefineries. Journal of Power Technologies v.99 (2) pp.67–81, 2019. ISSN: 2083-4187, E-ISSN: 2083-4195

  11. NAKASHIMA, R., FLÓREZ-ORREGO, D, OLIVEIRA JUNIOR, S., Integrated Anaerobic Digestion and Gasification Processes for Upgrade of Ethanol Biorefinery Residues, Journal of Power Technologies 99 (2) pp.104–114, 2019. ISSN: 2083-4187, E-ISSN: 2083-4195.

  12. FLÓREZ-ORREGO, D, NASCIMENTO SILVA, F., OLIVEIRA JUNIOR, S., Syngas Production with Thermo-Chemically Recuperated Gas Expansion Systems, Energy (Oxford), v.178, pp.293-308. 2019.

  13. FLÓREZ-ORREGO, D, OLIVEIRA JUNIOR, S. Comparative Exergy and Economic Assessment of Fossil and Biomass-Based Routes for Ammonia Production, Energy Conversion and Management, v.194, pp.22-36. 2019.

  14. VELASQUEZ, H.I, OROZCO, J. C., MAYA, J., FLÓREZ-ORREGO, D., LOPERA, S. Exergy analysis of the Colombian energy matrix: A view from its economic sectors and energy resources, International Journal of Sustainable Energy Planning and Management, v.22, pp.39–60, 2019.

  15. NASCIMENTO SILVA, F., FLÓREZ-ORREGO, D, OLIVEIRA JUNIOR, S. Exergy assessment and energy integration of advanced gas turbine cycles on an offshore petroleum production platform, Energy Conversion and Management, v.197, Article 111846, 2019.

  16. FLÓREZ-ORREGO, D, SHARMA, S. OLIVEIRA JUNIOR, S., MARECHAL, F. Combined exergy analysis, energy integration and optimization of syngas and ammonia production plants: A cogeneration and syngas purification perspective, Journal of Cleaner Production, v.244, Article 118647, 2020.

  17. NASCIMENTO SILVA, F., FREIRE, R., FLÓREZ-ORREGO, D., OLIVEIRA JUNIOR, S., Comparative assessment of advanced power generation and carbon sequestration plants on offshore petroleum platforms, Energy (Oxford), v. 203, Article 117737, 2020.

  18. NAKASHIMA, R., FLÓREZ-ORREGO, D, OLIVEIRA JUNIOR, S., Sugarcane bagasse and vinasse conversion to electricity and biofuels: an exergoeconomic and environmental assessment, International Journal of Exergy, v.33, No.1, pp.44-75, 2020.

  19. RIBEIRO DOMINGOS, M. E. G., FLÓREZ-ORREGO, D, TELES DOS SANTOS, M., OLIVEIRA JR, S. Exergy and environmental analysis of black liquor upgrading gasification in an integrated Kraft pulp and ammonia production plant, International Journal of Exergy, v.35, No.1, pp.35-64, 2021.

  20. SILVA ORTIZ, P., FLÓREZ-ORREGO, D., OLIVEIRA JUNIOR, S., MACIEL FILHO, R., OSSEWEIJER, P., POSADA, J., Unit exergy cost and specific CO2 emissions of the electricity generation in the Netherlands, Energy (Oxford), v.208, Article 118279. 2020.

  21. FLÓREZ-ORREGO, D., ALBUQUERQUE, C., SILVA, J.A.M., FREIRE, R., OLIVEIRA JR., S. Optimal design of power hubs for offshore petroleum platforms. Energy (Oxford). v.235, pp. 121353. 2021

  22. FLÓREZ-ORREGO, D., FREIRE, R., SILVA, J.A.M., ALBUQUERQUE, C., OLIVEIRA JR., S., Centralized power generation with carbon capture on decommissioned offshore petroleum platforms. Energy Conversion and Management. v. 252, p. 115110, 2022.

  23. FLÓREZ-ORREGO, D., ALBUQUERQUE, C., SILVA, J.A.M., FREIRE, R., OLIVEIRA JR., S. Offshore Utility Systems for FPSOs: A Techno-Environomic Assessment Considering the Uncertainty About the Natural Gas Price. Frontiers in Chemical Engineering 4 (853749). 2022

  24. Domingos, M. E. G., Flórez-Orrego, D., Teles dos Santos, M., Oliveira Junior, S., Maréchal, F. (2022). “Techno-economic and environmental analysis of methanol and dimethyl ether production from syngas in a kraft pulp process.” Computers & Chemical Engineering: April 28, 107810.

  25. SILVA ORTIZ, P., FLOREZ ORREGO, D., PINTO MARIANO, A., KAFAROV, V., OLIVEIRA JR., MACIEL FILHO, R. Exergy assessment of renewable electricity from sugarcane straw for improved energy integration of sugarcane biorefineries. International Journal of Exergy. V. 38, No. 2, 2022.

  26. TELINI, R., FLOREZ-ORREGO, D., OLIVEIRA JR., S., Techno-economic and environmental assessment of ammonia production from residual bagasse gasification: a decarbonization pathway for nitrogen fertilizers. Frontiers in Energy Research, v.10, Article 881263.

  27. FLOREZ-ORREGO, D., SHARMA, S., NABAVI, S. Editorial of the Research Topic: “Integration and Optimization in the Chemical Process Industry”, Frontiers in Chemical Engineering, 961022, 2022.

  28. PARGAS-CARMONA, L., SILVA, J.A.M., SANTANNA, A., FLOREZ-ORREGO, D., ALBUQUERQUE, C., OLIVEIRA JUNIOR, S., Optimal selection of utility plants in oil and gas offshore platform, Journal of the Brazilian Society of Mechanical Sciences and Engineering, 45:2448, 2023.

  29. DOMINGOS, M. E. G., FLÓREZ-ORREGO, D., TELES DOS SANTOS, M., OLIVEIRA JUNIOR, S., MARÉCHAL, F. (2023). ” Multi-time integration approach for combined pulp and ammonia production and seasonal CO2 management ” Computers & Chemical Engineering: v.176, 108305.

  30. VARGAS, G., FLOREZ-ORREGO, D., OLIVEIRA JR, S., Comparative exergy and environmental assessment of the residual biomass gasification routes for hydrogen and ammonia production, Entropy MDPI, 25(7)1098. 2023

  31. ANDAYESH, M., FLOREZ-ORREGO, D., GERMANIER, R., GATTI, M., MARECHAL, F., Improved Waste Heat Management and Energy Integration in an Aluminum Annealing Continuous Furnace Using a Machine Learning Approach, Entropy MDPI, 2023, 25(11), 1486.

  32. DOMINGOS, M. E. G., FLÓREZ-ORREGO, D., TELES DOS SANTOS, M., OLIVEIRA JUNIOR, S., MARÉCHAL, F. ” Process modeling and integration of hydrogen and synthetic natural gas production in a kraft pulp mill via black liquor gasification” Renewable Energy: v.219, part 1, 2023, pp. 119396.

  33. FLÓREZ-ORREGO, D., DOMINGOS, M. E. G., MARÉCHAL, F. Techno-economic and environmental analysis of high temperature heat pumps integration into industrial processes. Sustainable Energy Technologies and Assessments, v. 60, 2023, 103560.

  34. DOMINGOS, M. E. G., FLÓREZ-ORREGO, D., MARÉCHAL, F. Decarbonizing the fertilizers sector: an alternative pathway for urea and nitric acid production. International Journal of Energy Resources Technology ASME Transactions, 2024, 146(3): 030907 (13 pages).

Publications in international conferences

  1. OLIVEIRA JR, S., RAMIREZ, W., FLOREZ-ORREGO, D., VELASQUEZ, H., Thermodynamics analysis, performance numerical simulation and losses analysis of a low cost Stirling engine V-Type. 24th International Conference on Efficiency, Cost, Optimization, Simulation and Environmental Impact of Energy Systems, ECOS 2011, Novi Sad, Serbia, July 4-7, 2011, pp. 3767-3778, ISBN: 978866055-016-5.

  2. FLOREZ-ORREGO, D, LOPEZ, D, RAMIREZ, W, VELASQUEZ, H, Experimental and CFD study of a single phase cone-shaped helical coiled heat exchanger: An empirical correlation. 25th International Conference on Efficiency, Cost, Optimization, Simulation and Environmental Impact of Energy Systems, ECOS 2012, Perugia, Italy, June 26-29, 2012. Vol. 1, pp. 302-320, ISBN online: 97888-6655-322-9.

  3. FLOREZ-ORREGO, D., SILVA, J.A.M., OLIVEIRA JR., S., Renewable and Non-Renewable Exergy Cost and Specific CO2 Emission of Electricity Generation: The Brazilian Case. 26th International Conference on Efficiency, Cost, Optimization, Simulation and Environmental Impact of Energy Systems, ECOS 2013, Guilin, China, July 15-19, 2013.

  4. FLÓREZ-ORREGO, D., SILVA, J.A.M., VELASQUEZ, H., OLIVEIRA JR., S., Renewable and Non-Renewable Exergy Costs and CO2 Emissions of Fuels Production for Brazilian Transportation Sector. 27th International Conference on Efficiency, Cost, Optimization, Simulation and Environmental Impact of Energy Systems, ECOS 2014, Turku, Finland, June 15-19, 2014. ISBN online: 978952-123099-8.

  5. FLÓREZ-ORREGO, D., SILVA, J.A.M., OLIVEIRA JR., S., An Exergy and Environmental Comparison of End Use of Vehicle Fuels in Brazilian Transportation Sector. 15th Brazilian Congress of Thermal Sciences and Engineering - ENCIT 2014, Belem, PA, Brazil, November 10-13, 2014.

  6. FLÓREZ-ORREGO, D., OLIVEIRA JR., S., On the Allocation of the Exergy Costs and CO2 Emission Cost for an Integrated Syngas and Ammonia Production Plant. 28th International Conference on Efficiency, Cost, Optimization, Simulation and Environmental Impact of Energy Systems, ECOS 2015, Pau, France, June 28th to July 3rd, 2015.

  7. FLÓREZ-ORREGO, D., OLIVEIRA JR., S., Exergy Modeling and Optimization of an Ammonia Production Plant. 29th International Conference on Efficiency, Cost, Optimization, Simulation and Environmental Impact of Energy Systems, ECOS 2016, Portoroz, Slovenia, June 19th- 23rd, 2016.

  8. FLÓREZ-ORREGO, D., OLIVEIRA JR., S., Exergy Assessment of Single and Dual Pressure Ammonia Production Plants, 4th International Conference on Contemporary Problems of Thermal Engineering - CPOTE 2016, Gliwice, Poland, September 14-16, 2016.

  9. FLÓREZ-ORREGO, D., SHARMA, S., OLIVEIRA JR., S., MARECHAL, F., Combined Exergy Analysis and Energy Integration for Design Optimization of Nitrogen Fertilizer Plants. 30th International Conference on Efficiency, Cost, Optimization, Simulation and Environmental Impact of Energy Systems, ECOS 2017, San Diego, United States of America, July 2nd – 6th, 2017.

  10. FLÓREZ-ORREGO, D., NASCIMENTO SILVA, F., OLIVEIRA JR., S., Syngas Production with Thermo-Chemically Recuperated Gas Turbine Systems: An Exergy Analysis and Energy Integration Study. 31st International Conference on Efficiency, Cost, Optimization, Simulation and Environmental Impact of Energy Systems, ECOS 2018, Guimaraes, Portugal, June 17th – 22nd , 2018.

  11. OROZCO LOAIZA, C., MAYA LOPEZ, J., VELASQUEZ, H.I., FLÓREZ-ORREGO, D., Exergy analysis of the Colombian energy matrix: A view from its economic sectors and energy resources, 31st International Conference on Efficiency, Cost, Optimization, Simulation and Environmental Impact of Energy Systems, ECOS 2018, Guimaraes, Portugal, June 17th – 22nd, 2018.

  12. FLÓREZ-ORREGO, D., NGUYEN, T., SILVA, J.A.M., OLIVEIRA JR., S., The contributions of Prof. Jan Szargut to the exergy and environmental assessment of fuels and chemicals production, 31st International Conference on Efficiency, Cost, Optimization, Simulation and Environmental Impact of Energy Systems, ECOS 2018, Guimaraes, Portugal, June 17th – 22nd, 2018.

  13. NASCIMENTO SILVA, F., FLÓREZ-ORREGO, D., OLIVEIRA JR., S., Exergy Assessment and Energy Integration of an Oxycombustion Gas Turbine Cycle to an Offshore Petroleum Platform, 5th International Conference on Contemporary Problems of Thermal Engineering - CPOTE 2018, Gliwice, Poland, 18th - 21st September, 2018.

  14. FLÓREZ-ORREGO, D, MARÉCHAL, F., OLIVEIRA JUNIOR, S. Comparative Exergy and Economic Assessment of Fossil and Biomass-Based Routes for Ammonia Production, 5th International Conference on Contemporary Problems of Thermal Engineering - CPOTE 2018, Gliwice, Poland, 18th - 21st September, 2018

  15. NAKASHIMA, R., FLÓREZ-ORREGO, D, OLIVEIRA JUNIOR, S. Integrated Anaerobic Digestion and Gasification Processes for Upgrade of Ethanol Biorefinery Residues, 5th International Conference on Contemporary Problems of Thermal Engineering - CPOTE 2018, Gliwice, Poland, 18th - 21st September, 2018.

  16. SILVA ORTIZ, P., FLÓREZ-ORREGO, D., OLIVEIRA JUNIOR, S., MARÉCHAL, F., MACIEL FILHO, R., Exergetic, Environmental And Economic Assessment Of Sugarcane First-Generation Biorefineries, 5th International Conference on Contemporary Problems of Thermal Engineering - CPOTE 2018, Gliwice, Poland, 18th - 21st September, 2018.

  17. NASCIMENTO SILVA, F., FREIRE, R., FLÓREZ-ORREGO, D., OLIVEIRA JR., S., Comparative assessment of advanced power generation and carbon sequestration cycles for offshore petroleum platforms. 32nd International Conference on Efficiency, Cost, Optimization, Simulation and Environmental Impact of Energy Systems, ECOS 2019, Wroclaw, Poland, June 23rd – 28th, 2019. ISBN 978-83-61506-51-5.

  18. RIBEIRO DOMINGOS, M. E. G, FLÓREZ-ORREGO, D., TELES DOS SANTOS, M., OLIVEIRA JR., S., Exergy and Environmental Analysis of Black Liquor Upgraded Gasification in an Integrated Kraft Pulp and Ammonia Production Plant. 32nd International Conference on Efficiency, Cost, Optimization, Simulation and Environmental Impact of Energy Systems, ECOS 2019, Wroclaw, Poland, June 23rd – 28th, 2019. ISBN 978-83-61506-51-5.

  19. NAKASHIMA, R., FLÓREZ-ORREGO, D., OLIVEIRA JR., S., Exergoeconomic and environmental assessment of production and end use of sugarcane residues derivatives. 32nd International Conference on Efficiency, Cost, Optimization, Simulation and Environmental Impact of Energy Systems, ECOS 2019, Wroclaw, Poland, June 23rd – 28th, 2019. ISBN 978-83-61506-51-5.

  20. RIBEIRO DOMINGOS, M. E. G., FLÓREZ-ORREGO, D., TELES DOS SANTOS, M., OLIVEIRA JR., S., Process integration enhancement via black liquor gasification in the Kraft pulp industry. I Brazilian Congress on Process Systems Engineering – PSE-BR 2019, Rio de Janeiro, May 20 – 22, 2019.

  21. FLÓREZ-ORREGO, D. Process synthesis and optimization of syngas and ammonia production in nitrogen fertilizers complexes: Exergy, energy integration and CO2 emissions assessment. 25th International Brazilian Congress on Mechanical Engineering - COBEM 2019. Uberlandia, Brazil. Universidade Federal de Uberlândia. October 20-25, 2019. DOI: 10.13140/RG.2.2.12718.66889

  22. SILVA ORTIZ, P., FLOREZ-ORREGO, D., OLIVEIRA JR., S., MACIEL FILHO, R., OSSEWEIJER, P., POSADA, J., Unit exergy cost and specific CO2 emissions of the electricity generation in the Netherlands, 14th Conference on sustainable development of energy, water and environment systems, SDEWES 2019, Dubrovnik, Croatia October 1 – 6, 2019.

  23. FLÓREZ-ORREGO, D., FREIRE, R., SILVA, J.A.M., ALBUQUERQUE, C., OLIVEIRA JR., S., Centralized power generation with carbon capture on decommissioned offshore petroleum platforms. 33rd International Conference on Efficiency, Cost, Optimization, Simulation and Environmental Impact of Energy Systems, ECOS 2020, Osaka, Japan, June 29th – July 3rd, 2020.

  24. FREIRE, R., FLÓREZ-ORREGO, D, SILVA, J.A.M., ALBUQUERQUE, C., OLIVEIRA JR., S. Optimizing the power hub in multi-platform offshore oil and gas production. 33th International Conference on Efficiency, Cost, Optimization, Simulation and Environmental Impact of Energy Systems, ECOS 2020, Osaka, Japan, June 29th – July 3rd, 2020.

  25. OROZCO LOAIZA, C., VELASQUEZ, H.I., CANO, N. A., FLÓREZ-ORREGO, D., Exergy analysis of alluvial gold mining process. 33rd International Conference on Efficiency, Cost, Optimization, Simulation and Environmental Impact of Energy Systems, ECOS 2020, Osaka, Japan, June 29th – July 3rd, 2020.

  26. FLÓREZ-ORREGO, D., FREIRE, R., SILVA, J.A.M., ALBUQUERQUE, C., OLIVEIRA JR., Optimal design of power hubs for offshore petroleum platforms using a systematic framework. 6th International Conference on Contemporary Problems of Thermal Engineering - CPOTE 2020, Krakow, Poland, 21st-24th September, 2020.

  27. SILVA ORTIZ, P., FLOREZ ORREGO, D., PINTO MARIANO, A., KAFAROV, V., OLIVEIRA JR., MACIEL FILHO, R. Exergy assessment of renewable electricity from sugarcane straw for improved energy integration of sugarcane biorefineries. 6th International Conference on Contemporary Problems of Thermal Engineering - CPOTE 2020, Krakow, Poland, 21st-24th September, 2020.

  28. FLÓREZ-ORREGO, D., LOURENÇO, L. F., LEMES, F., FREIRE, R., SILVA, J.A.M, ALBUQUERQUE NETO, C., ZIMMERMANN SILVA, V., MARTHA DE SOUZA, G., MONARO, R., SALLES, M., OLIVEIRA JR., S., Offshore power generation for FPSOS in different scenarios of carbon taxation. Rio Oil & Gas Conference, Rio de Janeiro, Brazil, 30th November – 3rd December, 2020.

  29. TELINI, R., FLOREZ-ORREGO, D., OLIVEIRA JR., S., Exergoeconomic analysis of ammonia production from residual bagasse gasification, 18th Brazilian Congress of Thermal Sciences and Engineering – ENCIT 2020, Online, November 16th -20th, 2020. Brazilian Society of Mechanical Engineering and Sciences – ABCM, Universidade Federal do Rio Grande do Sul.

  30. FLÓREZ-ORREGO, D., VARELA, L., ESCOBAR, J., LÓPEZ, D., Effect of The Variation of Cutting Parameters in Surface Integrity in Turning Processing of an AISI 304 Austenitic Stainless Steel. Technical Contribution to the First International Brazilian Conference on Tribology TRIBOBR 2010, Brazilian Metallurgy Association (ABM), Rio de Janeiro, Brazil, November 24th -26th, 2010, pp.434-446 ISSN: 2179-3956.

  31. FLÓREZ-ORREGO, D., Análisis Termodinámico y Ambiental de Procesos Industriales. Seminario Internacional de Ingeniería y sus Aplicaciones: Una Perspectiva desde la Industria, la Investigación y la Educación – SIIA 2020, Sao Paulo – Pasto – Medellín, Modalidad Virtual, Universidad Nacional de Colombia, Escuela Politécnica de la Universidad de Sao Paulo, Universidad de Medellín, Institución Universitaria Pascual Bravo. October, 26th – 30th de 2020.

  32. FLÓREZ-ORREGO, D., Análisis termodinámico, económico y ambiental de procesos industriales. International Webinar of Chemical Engineering of National Technological Institute of Mexico – Eng.Ch.TNM, Aguascalientes, México, Online, National Technological Institute of Mexico, Aguascalientes. Abril, 9th de 2021. Invited Lecturer.

  33. RIBEIRO DOMINGOS, M. E. G., FLÓREZ-ORREGO, D., TELES DOS SANTOS, M., OLIVEIRA JR., S., Comparative assessment of black liquor upgraded gasification in integrated kraft pulp, methanol and dimethyl ether production plants. 31st European Symposium on Computer Aided Process Engineering – ESCAPE 2021, Istanbul, Turkey, June 6th to 9th, 2021. ISBN 9780323885065

  34. FLÓREZ-ORREGO, D., FREIRE, R., SILVA, J.A.M., ALBUQUERQUE, C., OLIVEIRA JR., S., Offshore utility systems for FPSOs: Techno-economic and environmental assessment of the trade-offs between gas prices, carbon taxations and opportunity costs. 34th International Conference on Efficiency, Cost, Optimization, Simulation and Environmental Impact of Energy Systems, ECOS 2021, Taormina, Italy, June 28th – July 2nd, 2021

  35. TELINI, R., FLOREZ-ORREGO, D., OLIVEIRA JR., S., Exergy, Economic and CO2 emissions assessment of the ammonia production from residual bagasse gasification for decarbonization purposes, 34th International Conference on Efficiency, Cost, Optimization, Simulation and Environmental Impact of Energy Systems, ECOS 2021, Taormina, Italy, June 28th – July 2rd, 2021.

  36. FLÓREZ-ORREGO, D., Procesos de abatimiento de emisiones de carbono en la industria química y de generación de potencia. Seminario Internacional de Ingeniería y sus Aplicaciones: Una Perspectiva desde la Industria, la Investigación y la Educación – SIIA 2021, Sao Paulo – Pasto – Medellín, Modalidad Virtual, Universidad Nacional de Colombia, Escuela Politécnica de la Universidad de Sao Paulo, Universidad de Medellín, Institución Universitaria Pascual Bravo. October, 25th – 29th de 2021.

  37. RIBEIRO DOMINGOS, M. E. G., FLÓREZ-ORREGO, D., TELES DOS SANTOS, M., OLIVEIRA JR., S., MARECHAL, F. Incremental financial analysis of black liquor upgraded gasification in integrated kraft pulp and ammonia production plants under uncertainty of feedstock costs and carbon taxes. 32nd European Symposium on Computer Aided Process Engineering – ESCAPE 2022, Toulouse, France, June 12th to 15th, 2022.

  38. RIBEIRO DOMINGOS, M. E. G., SHIVOM, S., FLÓREZ-ORREGO, D., HEMRLE, J., MARECHAL, F., TELES DOS SANTOS, M., Efficient exploration of Pareto-optimal designs of a carbon capture process using surrogate models. 35th International Conference on Efficiency, Cost, Optimization, Simulation and Environmental Impact of Energy Systems - ECOS 2022, Copenhagen, Denmark, July 3rd – 7th, 2022.

  39. FLOREZ-ORREGO, D., PINA, E., RIBEIRO DOMINGOS, M.E.G., SHARMA, S., MARECHAL, F. High temperature heat pumps applications for industrial separation and drying processes. 35th International Conference on Efficiency, Cost, Optimization, Simulation and Environmental Impact of Energy Systems - ECOS 2022, Copenhagen, Denmark, July 3rd – 7th, 2022.

  40. VARGAS, G., FLOREZ-ORREGO, D., OLIVEIRA JR, S. Comparative exergy assessment of residual biomass gasification routes for hydrogen and ammonia production. 35th International Conference on Efficiency, Cost, Optimization, Simulation and Environmental Impact of Energy Systems - ECOS 2022, Copenhagen, Denmark, July 3rd – 7th, 2022.

  41. ARPAGAUS, C., BLESS, F., BERTSCH, S., KRUMMENACHER, P., FLÓREZ-ORREGO, D., PINA, E., MARÉCHAL, F., CALAME-DARBELLAY, N., ROGNON, F. HTHP-CH – Integration of High-Temperature Heat Pumps in Swiss Industrial Processes. 28th Conference of the SFOE research program “Heat pumps and refrigeration” Berner Fachhochschule Burgdorf, June 2022.

  42. FLÓREZ-ORREGO, D., RIBEIRO DOMINGOS, M. E. G., MARÉCHAL, F., A systematic framework for the multi-time integration of industrial complexes and urban systems, 7th International Conference on Contemporary Problems of Thermal Engineering - CPOTE 2022, Warsaw, Poland, 20th-23th September, 2022.

  43. RIBEIRO DOMINGOS, M. E. G., FLÓREZ-ORREGO, D., SHIVOM, S., TELES, M. MARÉCHAL, F., Integrated production of urea and nitric acid in the pulp industry: techno-economic and environmental analysis of black liquor gasification-based processes, 7th International Conference on Contemporary Problems of Thermal Engineering - CPOTE 2022, Warsaw, Poland, 20th-23th September, 2022.

  44. RIBEIRO DOMINGOS, M. E. G., FLÓREZ-ORREGO, D., OLIVEIRA JR, S., MARECHAL, F., TELES, M., MARÉCHAL, F., Integrated production of chemicals and fuels in the pulp industry: techno-economic and environmental analysis of black liquor gasification-based processes, AIChE Annual Meeting, November 13th-18th, 2022, Phoenix, USA

  45. RIBEIRO DOMINGOS, M., FLOREZ-ORREGO, D., MARÉCHAL, F., Comparison of regression techniques for generating surrogate models to predict the thermodynamic behavior of biomass gasification systems. 33rd European Symposium on Computer Aided Process Engineering – ESCAPE 2023, June 18th – 21 th, Athens, Greece.

  46. FLOREZ-ORREGO, D., RIBEIRO DOMINGOS, M., MARÉCHAL, F., Heat pumping and renewable energy integration for decarbonizing brewery industry and district heating. 33rd European Symposium on Computer Aided Process Engineering – ESCAPE 2023, June 18th – 21 th, Athens, Greece.

  47. Florez-Orrego, D., Dardor, D., Germanier, R., Maréchal, F., A systemic study for enhanced waste heat recovery and renewable energy integration towards decarbonizing the aluminium industry. 36th International Conference on Efficiency, Cost, Optimization, Simulation and Environmental Impact of Energy Systems - ECOS 2023, June 25th – 30th, Las Palmas de Gran Canaria, Spain.

  48. RIBEIRO DOMINGOS, M., FLOREZ-ORREGO, D., TELES DOS SANTOS, M., MARÉCHAL, F., Alternative energy supply approach for industrial complexes and district heating networks based on biomass integrated gasification. 36th International Conference on Efficiency, Cost, Optimization, Simulation and Environmental Impact of Energy Systems - ECOS 2023, June 25th – 30th, Las Palmas de Gran Canaria, Spain.

  49. PINA, E., FLOREZ-ORREGO, D., FRANÇOIS, M., Hybridisation Scenarios of Solid Oxide Fuel Cells, Batteries and Internal Combustion Engines for Waterborne Transportation. 36th International Conference on Efficiency, Cost, Optimization, Simulation and Environmental Impact of Energy Systems - ECOS 2023, June 25th – 30th, Las Palmas de Gran Canaria, Spain.

  50. DARDOR, D., FLOREZ-ORREGO, D., TERRIER, C., RIBEIRO DOMINGOS, M., MARÉCHAL, F., ROSMOSE: A web-based optimization tool to aid decision-making for the design and operation of industrial and urban energy systems. 36th International Conference on Efficiency, Cost, Optimization, Simulation and Environmental Impact of Energy Systems - ECOS 2023, June 25th – 30th, Las Palmas de Gran Canaria, Spain.

  51. GIRARDAN L., CORREA-LAGUNA, J.D., VALEE, J., SHARMA S., FLOREZ-ORREGO D., RIBEIRO-DOMINGOS, M., CASTRO-AMOEDO, R., ZHAO, Y., GRANACHER, J., JONES, M., MENDEZ-ALVA, F., CLYMANS, W., KANTOR, I., MEINKE-HUBENY, F., MARECHAL, F., AIDRES: A database for the decarbonization of the heavy industry in Europe. 36th International Conference on Efficiency, Cost, Optimization, Simulation and Environmental Impact of Energy Systems - ECOS 2023, June 25th – 30th, Las Palmas de Gran Canaria, Spain.

  52. FLOREZ-ORREGO, D., PINA, E., High temperature heat pumps workshop: Demonstration case studies from IEA Annex 58, Swiss Federal Office of Energy - DETEC Auditorium, March 2023, Ittigen, Switzerland.

  53. Arpagaus, C., Bless, F., Bertsch, S., Krummenacher, P., Flórez-Orrego, D., Pina, E., Maréchal, F., Calame Darbellay, N., Rognond, F., Vesine, S., Achermann, P., Jansen, P., Integration of High-Temperature Heat Pumps in Swiss Industrial Processes (HTHP-CH). 14th IEA Heat Pump Conference, May 15-18 2023, Chicago, Illinois

  54. FLOREZ-ORREGO, D., DARDOR, D., RIBEIRO DOMINGOS, M., GERMANIER, R., MARECHAL F., Renewable energy integration and waste heat recovery for the production of sustainable jet fuel and decarbonization of industrial heating applications, AIChE 2023 Annual Meeting, November 5-10, 2023. Orlando (FL), United States.

  55. Dardor, D., Florez-Orrego, D., Ribeiro Domingos, M., Germanier, R., MARECHAL F., Decarbonizing the production of primary aluminium using renewable resource, AIChE 2023 Annual Meeting, November 5-10, 2023. Orlando (FL), United States.

  56. Ribeiro Domingos, M., Florez-Orrego, D., Dardor, D., Marechal F., Sustainable Methanol Production Using a Multi-Time Energy Integration and CO2 Management Approach As an Energy Carrier for Synthetic Natural Gas Synthesis, AIChE 2023 Annual Meeting, November 5-10, 2023. Orlando (FL), United States

Book Chapters

  1. Ribeiro Domingos M.E.G, Flórez-Orrego, D., Teles Dos Santos, M., Oliveira Jr., S. Comparative assessment of black liquor upgraded gasification in integrated kraft pulp, methanol and dimethyl ether production plants. Proceedings of 31st European Symposium on Computer Aided Process Engineering. ISBN: 9780323885065. Ed: Elsevier, p.25 - 30, 2021.

  2. Ribeiro Domingos M.E.G, Flórez-Orrego, D., Nakashima, R., Teles Dos Santos, M., Park, S., Oliveira Jr., S., Chapter 23. Syngas from black liquor, Vol. 1, Section II: Syngas Production Sources, ISBN 9780323918718. 1st Edition - October 1, 2022. In Advances in Synthesis Gas Book Series: Methods, Technologies and Applications, Elsevier, Editors: Mohammad Rahimpour, Mohammad Makarem, Maryam Meshksar, 588pp. DOI: 10.1016/C2021-0-00292-3

  3. Flórez-Orrego, D., Ribeiro Domingos M.E.G, Nakashima, R., Teles Dos Santos, M., Oliveira Jr., S., Chapter 2. Syngas purification by common solvents, Vol. 2, Section I: Absorption techniques for Syngas Purification, ISBN 9780323918770. 1st Edition - November 1, 2022. In Advances in Synthesis Gas Book Series: Methods, Technologies and Applications, Elsevier, Editors: Mohammad Rahimpour, Mohammad Makarem, Maryam Meshksar, 588pp. 10.1016/C2021-0-00379-5

  4. Flórez-Orrego, D., Ribeiro Domingos M.E.G, Nakashima, R., Teles Dos Santos, M., Oliveira Jr., S., Chapter 3. Ammonia production from syngas, Vol. 3, Section I: Chemicals Production from Syngas, ISBN 9780323918787. 1st Edition - October 1, 2022. In Advances in Synthesis Gas Book Series: Methods, Technologies and Applications, Elsevier, Editors: Mohammad Rahimpour, Mohammad Makarem, Maryam Meshksar, 588pp. DOI: 10.1016/C2021-0-00380-1

  5. Nakashima, R., Flórez-Orrego, D., Ribeiro Domingos M.E.G, Teles Dos Santos, M., Oliveira Jr., S., Chapter 16: Numerical modelling, simulation and optimization of methane production process from syngas Vol. 4, Section III: Modelling and Simulation of Processes using Syngas, ISBN 9780323918794. 1st Edition - November 1, 2022. In Advances in Synthesis Gas Book Series: Methods, Technologies and Applications, Elsevier, Editors: Mohammad Rahimpour, Mohammad Makarem, Maryam Meshksar, 588pp. DOI: 10.1016/C2021-0-00381-3

  6. Ribeiro Domingos M.E.G, Flórez-Orrego, D., Teles Dos Santos, M., Oliveira Jr., S., Marechal, Francois. Incremental financial analysis of black liquor upgraded gasification in integrated kraft pulp and ammonia production plants under uncertainty of feedstock costs and carbon taxes. Computer Aided Process Engineering. ISBN: 9780323885065. Ed: Elsevier, p.1315 - 1320, 2022.

  7. Ribeiro Domingos, M., Florez-Orrego, D., Maréchal, F., Comparison of regression techniques for generating surrogate models to predict the thermodynamic behavior of biomass gasification systems. Computer Aided Process Engineering, 1st Edition, v.52, 2023, Elsevier, Eds: Antonios C. Kokossis, Michael C. Georgiadis, Stratos Pistikopoulos, ISBN: 9780443152740.

  8. Florez-Orrego, D., Ribeiro Domingos, M., Maréchal, F., Heat pumping and renewable energy integration for decarbonizing brewery industry and district heating. Computer Aided Process Engineering, 1st Edition, v.52, 2023, Elsevier, Eds: Antonios C. Kokossis, Michael C. Georgiadis, Stratos Pistikopoulos, ISBN: 9780443152740.

  9. Florez Orrego, D., Chapter 2: Exergia, in Book: Energía y crecimiento económico en Colombia: Una mirada desde el concepto termodinámico de la exergía. Authors: Velasquez, H., Orozco, C., Maya, J., Florez-Orrego, D., Chejne, F., Ceballos, C., Macias, R. Editor: Hector I. Velásquez A. Publisher: Editorial Universidad Nacional de Colombia – Energética 2030, 1st Ed. ISBN: 978-958-505-286-4. 2023

  10. Florez-Orrego, D., Ribeiro-Domingos, M., Girardin, L., Marechal, F., Correa Laguna, J., Mendez-Alva, F., Valee J, Chapter 8: Fertilisers in AIDRES, “Advancing industrial decarbonization by assessing the future use of renewable energies in industrial processes” – Assessment and geo-mapping of renewable energy demand for technological paths towards carbon neutrality of EU energy-intensive industries – Methodology and results in support to the EU industrial plants database, European Commission, Directorate-General for Energy, Girardin, L., Valee, J., Correa Laguna, J. (Eds.), Publications Office of the European Union, 2023, DOI: 10.2833/696697

Other publications

  • FLÓREZ-ORREGO, D., ALLAYARZADEH, A., “Optimization: Concepts and Applied Examples” [in portuguese] (Otimização: Conceitos e Exemplos de Aplicação). Free e-Book. 2015.

  • FLÓREZ-ORREGO, D., “Matlab: Numerical Methods and Applications to Engineering” [in spanish] (Matlab, Métodos Numéricos y Aplicaciones para Ingeniería). Free e-Book. 2015.

  • FLÓREZ-ORREGO, D., SILVA ORTIZ, P., “Exergy: Concepts and Applications” [in portuguese] (Exergy: Conceitos e Aplicações). Free e-Book. 2013.

  • FLÓREZ-ORREGO, D., “Exergy: Concepts and Applications” [in spanish] (Exergía: Conceptos y Aplicaciones). Free e-Book. 2018.

Associate editor in international journals:

  • Frontiers in Chemical Engineering Journal – Section: Computational Methods in Chemical Engineering (2023-Present). Associate Editor.

  • Frontiers in Chemical Engineering Journal - Computational Methods in Chemical Engineering – Research topic: Integration and Optimization in the Chemical Process Industry, FRONTIERSIN.ORG (2020 – 2022). Guest Associate Editor.

  • Entropy Journal, Section ‘Thermodynamics’, Special Issue “Thermodynamic Optimization of Industrial Energy Systems”. MDPI. (2023-2024) Guest Associate Editor.

Peer-reviewer - Indexed international journals:

  • Energy Conversion and Management Journal - ELSEVIER (2015 – Present).

  • International Journal of Electrical Power and Energy Systems Engineering - ELSEVIER (2015 – 2016).

  • Energy (Oxford) Journal – ELSEVIER (2016 – Present).

  • Revista de la Facultad de Ciencias, Universidad Nacional de Colombia, Sede Medellín (2016 – 2017).

  • Journal of Cleaner Production - ELSEVIER (2017 – Present).

  • Applied Energy – ELSEVIER (2017 – Present).

  • Journal of Resources, Conservation and Recycling –ELSEVIER (2019-Present).

  • International Journal of Hydrogen Energy – ELSEVIER (2017 – Present).

  • International Journal of Heat and Mass Transfer – ELSEVIER (2017- Present).

  • Journal of CO2 Utilization – ELSEVIER (2019 – Present).

  • International Journal of Sustainable Energy Planning and Management (ISSN: 2246-2929) - Aalborg University (2019 – Present).

  • Journal of Industrial Ecology – Yale School of Forestry and Environmental Studies (2020-present).

  • Fuel – ELSEVIER (2020-present).

  • Applied Thermal Engineering – ELSEVIER (2019-Present).

  • Entropy – MDPI (2020-Present)

  • Resources Policy – ELSEVIER (2020-Present).

  • Sustainable Energy Technologies and Assessments – ELSEVIER (2020-Present).

  • International Journal of Industrial Chemistry – SPRINGER (2020-Present).

  • Energy and Fuels – ACS Journals (2020-Present).

  • Journal of the Brazilian Society of Mechanical Engineering – ELSEVIER (2020 – Present).

  • Sustainable Energy Technologies and Assessments – SPRINGER (2020 – Present).

  • Sustainable Chemistry and Engineering – ACS Journals (2020-Present).

  • IEEE Transactions on Computational Social Systems – IEEE (2020-Present).

  • International Journal of Energy Research - WILEY (2020-present).

  • Industrial & Engineering Chemistry Research – ACS Journals (2020-Present).

  • Environmental Technology and Innovation Journal – ELSEVIER (2020-Present).

  • Clean Engineering and Technology – ELSEVIER (2020 – Present).

  • Journal of Problem Based Learning in Higher Education - Aalborg University (2021 – Present).

  • Ingeniería e Investigación - Facultad de Ingeniería de la Universidad Nacional de Colombia, Sede Bogotá (2021- Present).

  • Carbon Resources Conversion - ELSEVIER (2022-Present)

  • International Journal on Ecological Modelling and Systems Ecology - ELSEVIER (2022-Present)

  • Energy Nexus - ELSEVIER (2022-Present)

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