Praktiknjo, Aaron Copyright: © Martin Braun

Person

Univ.-Prof. Dr.-Ing.

Aaron Praktiknjo

Chair for Energy System Economics

Co-Director FCN, Head of Chair for Energy System Economics (FCN-ESE)

Address

Building: E.ON ERC

Room: 10.18

Mathieustr. 10

52074 Aachen

Contact

WorkPhone
Phone: +49 241 80 49691
Fax Fax: +49 241 80 649870

Office Hours

by appointment
 

Research Interests

  • Security of supply in energy systems
  • Affordability and energy poverty
  • Sustainability of technologies and energy systems
  • Energy markets and regulation
 

Curriculum Vitae

Prof. Aaron Praktiknjo holds the Chair for Energy Systems Economics and is Co-Director of the E.ON Energy Research Center at RWTH Aachen University. He is President of the German Association for Energy Sciences and Energy Policy (GEE) and Vice President of the International Association for Energy Economics (IAEE). Prof. Aaron Praktiknjo is member of the editorial board of "Scientific Data" (Nature Portfolio) and member of the scientific advisory boards of "Forschungsstelle für Energiewirtschaft" (FfE) as well as "Zeitschrift für Energiewirtschaft" (Springer). Together with Prof. Peter Zweifel and Prof. Georg Erdmann, he is co-author of the textbook "Energy Economics - Theory and Application".

 

Publications

Journal Articles (full scholarly peer-review)
Priesmann, J., Praktiknjo, A. (2023). Analysis of the effectiveness and efficiency of the relief packages
of the Federal Government, Zeitschrift für Energiewirtschaft 47, 46-63 (2023). [Springer Link]
Langer, J., Kwee, Z., Zhou, Y., Isabella, O., Ashqar, Z., Quist, J., Praktiknjo, A., Blok, K. (2023). Geospatial analysis of Indonesia's bankable utility-scale solar PV potential using elements of project finance, Energy, 128555. [ScienceDirect]
Trebbien, J., Gorjão , L. R., Praktiknjo, A., Schäfer, B., Witthaut, D. (2023). Understanding electricity prices beyond the merit order principle using explainable AI, Energy and AI, 13, 100250. [ScienceDirect]
Kockel, C., Nolting, L., Pacco, K., Schmitt, C., Moser, A., Praktiknjo, A. (2022). How Dependent Are European Power Systems and Economies on Natural Gas? - A Macroeconomic Optimization for Security of Electricity Supply, Energies, 15(23), 8991. [MDPI]
Priesmann, J., Spiegelburg, S., Madlener, R., Praktiknjo, A. (2022). Does Renewable Electricity Hurt the Poor? Exploring Levy Programs to Reduce Income Inequality and Energy Poverty Across German Households, Energy Research and Social Sciences, 93, 102812. [ScienceDirect]
Küfeoğlu, S., Açıkgöz, E., Taşcı, Y. E., Arslan, T. Y., Priesmann, J., Praktiknjo, A. (2022). Designing the Business Ecosystem of a Decentralised Energy Datahub. Energies, 15(2), 650. [MDPI]
Kockel, C., Nolting, L., Priesmann, J., Praktiknjo, A. (2022). Does Renewable Electricity Supply Match with Energy Demand? – A Spatio-Temporal Analysis for the German Case, Applied Energy, 308, 118226. [ScienceDirect]
Kockel, C., Nolting, L., Goldbeck, R., Wulf, C., De Doncker, R. W., Praktiknjo, A. (2022). A Scalable Life Cycle Assessment of Alternating and Direct Current Microgrids in Office Buildings, Applied Energy, 305, 117878. [ScienceDirect]

Köhnen, C. S., Priesmann, J., Nolting, L., Kotzur, L., Robinius, M., Praktiknjo, A. (2022). The Potential of Deep Learning to Reduce Complexity in Energy System Modeling, International Journal of Energy Research 46(4). [Wiley]

Nolting, L., Praktiknjo, A. (2022). The Complexity Dilemma – Insights from Security of Electricity Supply Assessments, Energy, 122522. [ScienceDirect]
Hoffmann, M., Priesmann, J., Nolting, L., Praktiknjo, A., Kotzur, L. Stolten, D. (2021). Typical Periods or Typical Time Steps? A Multi-model Analysis to Determine the Optimal Temporal Aggregation for Energy System Models, Applied Energy, 304, 117825. [ScienceDirect]
Kotzur, L., Nolting, L., Hoffmann, M., Groß, T., Smolenko, A., Priesmann, J., Büsing, H., Beer, R., Kullmann, F., Singh, B., Praktiknjo, A., Stolten, D., Robinius, M. (2021). A Modeler's Guide to Handle Complexity in Energy Systems Optimization, Advances in Applied Energy, 4, 100063. [ScienceDirect]
Priesmann, J., Nolting, L., Kockel, C., Praktiknjo, A. (2021). Time Series of Useful Energy Consumption Patterns for Energy System Modeling, Scientific Data, 8, 148 [Nature]
Kabus, M.; Nolting, L.; Mortimer, B.J.; Koj, J.C.; Kuckshinrichs, W.; De Doncker, R.W.; Praktiknjo, A. (2020). Environmental Impacts of Charging Concepts for Battery Electric Vehicles: A Comparison of On-Board and Off-Board Charging Systems Based on a Life Cycle Assessment, Energies, 13(24), 6508. (MDPI)
Cabanero, A., Nolting, L., Praktiknjo, A. (2020). Mini-Grids for the Sustainable Electrification of Rural Areas in Sub-Saharan Africa: Assessing the Potential of KeyMaker Models, Energies, 13(23), 6350. (MDPI)
Ruhnau, O., Hirth, L., Praktiknjo A. (2020). Heating with Wind: Economics of Heat Pumps and Variable Renewables, Energy Economics, 104967. [ScienceDirect]
Behm, C., Nolting, L., Praktiknjo, A. (2020). How to Model European Electricity Load Profiles using Artificial Neural Networks, Applied Energy, 277, 115564. [ScienceDirect]
Ridha, E., Nolting, L., Praktiknjo, A. (2020). Complexity Profiles: A Large-Scale Review of Energy System Models in Terms of Complexity, Energy Strategy Reviews, 30, 100515. [ScienceDirect]
Nolting, L., Praktiknjo, A. (2020). Can We Phase-out All of Them? Probabilistic Assessments of Security of Electricity Supply for the German Case, Applied Energy, 263, 114704. [ScienceDirect]
Nolting, L., Spiegel, T., Reich, M., Adam, M., Praktiknjo, A. (2020). Can Energy System Modeling Benefit from Artificial Neural Networks? Application of Two-stage Metamodels to Reduce Computation of Security of Supply Assessments, Computers & Industrial Engineering, 142. [ScienceDirect]
Dittmar, L., Praktiknjo, A. (2019). Could Bitcoin Emissions Push Global Warming Above 2°C?, Nature Climate Change 9, 656-657. [Nature]
Cerniauskas, S., Grube, T., Praktiknjo, A., Stolten, S., Robinius, M. (2019). Future Hydrogen Markets for Transportation and Industry: The Impact of CO2 Taxes, Energies 12(24). [MDPI]
Priesmann, J., Nolting, L., Praktiknjo, A. (2019). Are Complex Energy System Models More Accurate? An Intra-Model Comparison of Power System Optimization Models, Applied Energy 255(12), 2019. [ScienceDirect]
Nolting, L., Priesmann, J., Kockel, C., Rödler, G., Brauweiler, T., Hauer, I., Robinius, M., Praktiknjo, A. (2019). Generating Transparency in the Worldwide Use of the Terminology “Industry 4.0”, Applied Sciences 9(21). [MDPI]
Ruhnau, O., Hirth, L., Praktiknjo, A. (2019). Time Series of Heat Demand and Heat Pump Efficiency for Energy System Modeling, Scientific Data 6. [Nature]
Nolting L., Schuller V., Gaumnitz F., Praktiknjo A. (2019). Incentivizing Timely Investments in Electrical Grids: Analysis of the Amendment of the German Distribution Grid Regulation, Energy Policy 132(September), 754-763. [ScienceDirect]
Scharl S., Praktiknjo A. (2019). The Role of a Digital Industry 4.0 in a Renewable Energy System, International Journal of Energy Research 43(8). [Wiley]
Nolting L., Kies A., Schönegge M., Robinius M., Praktiknjo A. (2019). Locating Experts and Carving out the State of the Art: A Systematic Review on Industry 4.0 and Energy System Analysis, International Journal of Energy Research, 43(July), 3981-4002. [Wiley]
Dick C. I., Praktiknjo A. (2019). Blockchain Technology and Electricity Wholesale Markets: Expert Insights on Potentials and Challenges for OTC Trading in Europe, Energies, 12(5), 832. [MDPI]
Nolting L., Praktiknjo A. (2019). Techno-economic Analysis of Flexible Heat Pump Controls, Applied Energy, 238(March), 1417-1433. [ScienceDirect]
Ruhnau O., Bannik S., Otten S., Praktiknjo A., Robinius M. (2019). Direct or Indirect Electrification? A Review of Heat Generation and Road Transport Decarbonisation Scenarios for Germany 2050, Energy, 166(January), 989-999. [ScienceDirect]
Nolting L., Steiger S., Praktiknjo A. (2018). Assessing the Validity of European Labels for Energy Effciency of Heat Pumps, Journal of Building Engineering, 18(July), 476-486. [ScienceDirect]
Otto A., Robinius M., Grube T., Schiebahn S., Praktiknjo A., Stolten D. (2017). Power-to-Steel: Reducing CO2 through the Integration of Renewable Energy and Hydrogen into the German Steel Industry, Energies, 10(4), 451. [MDPI]
Praktiknjo A., Erdmann G. (2016). Renewable Electricity and Backup Capacities: An (Un-) Resolvable Problem? The Energy Journal 37(SI2): 89-106. [DOI]
Praktiknjo A. (2016). The Value of Lost Load for Sectoral Load Shedding Measures: The German Case with 51 Sectors, Energies, 9(2), 116. [MDPI]
Praktiknjo A. (2014). Stated Preferences based Estimation of Power Interruption Costs in Private Households: An Example from Germany, Energy, 76: 82-90. [ScienceDirect]
Praktiknjo M., Praktiknjo A. (2014). The Economic and Social Design of the Water Supply in the Metropolitan Area of Jakarta, Chemical Engineering Transactions, 42.
Heinz B., Graeber M., Praktiknjo A. (2013). The Diffusion Process of Stationary Fuel Cells in a Two-Sided Market Economy, Energy Policy, 61: 1556-1567. [ScienceDirect] [pdf]
Praktiknjo A., Hähnel A., Erdmann G. (2011). Assessing Energy Supply Security - Outage Cost in Private Households, Energy Policy, 39: 7825-7833. [ScienceDirect] [pdf]
 
Journal Articles (simplified or no scholarly peer-review)
Gramelsberger, G., Kausch, H., Michael, J., Piller, F., Ponci, F., Praktiknjo, A., Rumpe, B., Sota, R., Venghaus, S. (2023). Enabling Informed Sustainability Decisions: Sustainability Assessment in Iterative System Modeling. International Workshop on Models and Evolution: Sustainability (MODELS 2023), October 1-3, Västeras, Sweden. [Link]
Praktiknjo, A., Priesmann, J. (2023). Kurzstudie: Analyse der Wirksamkeit und Effizienz der drei Entlastungspakete der Bundesregierung 2022 und 2023 (RWTH-2023-02985; Arbeitspapiere energiewirtschaftliche Analysen). [Link]
Langer, J., Ashqar, Z., Zhou, Y., Isabella, O., Praktiknjo, A., Quist, J., Kwee, Z., Blok, K. (2023). The Bankable Economic Potential of Utility-Scale Solar PV: A Novel Gis-Based Framework with Application to Indonesia. SSRN Papers. PREPRINT (Version 1). [Link]
Praktiknjo, A., Priesmann, J., Kockel, C., Tillmanns, M., Kulawik, J. (2023). Kurzstudie: Verbessert die Laufzeitverlängerung der verbleibenden Kernkraftwerke bis zum 15. April 2023 die Versorgungssicherheit mit Elektrizität? RWTH-2023-00623. [Link]
Trebbien, J., Gorjão, L. R., Praktiknjo, A., Schäfer, B., Witthaut, D. (2022). Understanding electricity prices beyond the merit order principle using explainable AI. CoRR abs/2112.04805. PREPRINT (Version 1). [Link]
Praktiknjo, A., Tillmanns, M., Borggrefe, F., Nolting, L. (2022). Der deutsche Förderdschungel bremst die Wärmewende im Gebäudesektor. Energiewirtschaftliche Tagesfragen 10/2022, 10-15. (PDF).
Praktiknjo, A., Moser, M., Kockel, C., Nolting, L., Pacco, K., Schmitt, C. (2022). Wie abhängig ist das europäische Stromsystem von Erdgas?, Energiewirtschaftliche Tagesfragen 05/2022, 14-19. (PDF).
Praktiknjo, A., Priesmann, J. (2022). Kurzstudie: Auswirkungen steigender Energiepreise auf Einkommen und Energieverbräuche der privaten Haushalte. Arbeitspapiere energiewirtschaftliche Analysen. RWTH-2022-03085. [Link]
Priesmann, J., Münch, J., Ridha, E., Spiegel, T., Reich, M., Adam, M., Nolting, L., Praktiknjo, A. (2021). Artificial Intelligence and Design of Experiments for Assessing Security of Electricity Supply: A Review and Strategic Outlook. CoRR abs/2112.04889. PREPRINT (Version 2). [Link]
Priesmann, J., Spiegelburg, S., Madlener, R., Praktiknjo, A., 2021. Energy transition and social justice: Do renewable energy levies have an impact on income distribution and energy poverty? PREPRINT (Version 1). [DOI]
Erdmann, G., Praktiknjo, A. (2020). Energy Economics: The Case of Emission Markets, EPJ Web of Conferences 246, 00020 (2020). [DOI]
Dittmar, L., Praktiknjo, A. (2019). Wie gefährlich ist Bitcoin für das Klima wirklich?, Energiewirtschaftliche Tagesfragen 12/2019, 10-13. [pdf]
Praktiknjo, A., Dittmar, L. (2019). Aufpoliert: Nature Climate Change veröffentlicht Widerspruch zu Erderwärmung durch Bitcoin, c't 20/2019. [Link]
Praktiknjo A., Dittmar L. (2016). Optimal Level of Supply Security in the Power Sector with Growing Shares of Fluctuating Renewable Energy, IAEE Energy Forum, Bergen Special 2016.
Praktiknjo A., Grein A., Dittmar L., Erdmann G. (2014). Netzsteuerung zwischen den Verteilern. In: Stromausfall: Grundlagen und Methoden zur Reduzierung des Ausfallrisikos der Stromversorgung (Wissenschaftsforum Band 12 des Bundesamts für Bevölkerungsschutz und Katastrophenhilfe).
Stolzenburg K., Eismann C., Friedmann H., Lambrecht B., Praktiknjo A. (2014). Rahmenbedingungen des Risikomanagements in der Stromversorgung, Stromausfall: Grundlagen und Methoden zur Reduzierung des Ausfallrisikos der Stromversorgung (Wissenschaftsforum Band 12 des Bundesamts für Bevölkerungsschutz und Katastrophenhilfe).
Praktiknjo A., Erdmann G. (2012). Wendemanöver: Die angepeilte Energiewende birgt Herausforderungen für die Elektrizitätsversorgung, Bevölkerungsschutz, 4/2012.
Praktiknjo A. (2011). Kosten von Stromausfällen für Private, e|m|w - Zeitschrift für Energie, Markt, Wettbewerb, 4/2011.
 
Books/Book Chapters
Robinius M., Cerniauskas S., Madlener R., Kockel C., Praktiknjo A., Stolten D. (2022): Economics of Hydrogen, in: Hafner M., and Luciani G. (eds.), The Palgrave Handbook of International Energy Economics, pp. 75 – 102, Palgrave Macmillan, 1st Ed., London (ISBN: 978-3-030-86883-3). [DOI]
Garbuzova-Schlifter M., Kulawik J., Bugs P., Singh K., Praktiknjo A. (2022): Integrating Interests and Finding Optimal Financing, in: Schlüter A., and Bernabé-Moreno J. (eds.), Sustainable and Smart Energy Systems for Europe’s Cities and Rural Areas, pp. 311 – 338, Carl Hanser Verlag GmbG & Co.KG, 1st Ed., Munich (ISBN: 978-3-446-47294-5)
Zweifel P., Praktiknjo A., Erdmann G. (2017): Energy Economics - Theory and Applications. Springer-Verlag, Heidelberg. ISBN 978-3-662-53022-1.
Praktiknjo A. (2013): Sicherheit der Elektrizitätsversorgung - Das Spannungsfeld von Wirtschaftlichkeit und Umweltverträglichkeit. Springer-Verlag, Heidelberg. ISBN 978-3-658-04344-5.
 
Contributions to Conferences and Workshops
Kockel, C., Kulawik, J., Spiegelburg, S., Praktiknjo, A. (2023). Long-term energy policy vs. dynamic public preferences: A review of German energy policy. 64th annual conference of the Italian Economic Association (Società Italiana di Economia, SIE), October 19-21, L'Aquila, Italy.
Tang, C., Tillmanns, M., Borggrefe, F., Priesmann, J., Praktiknjo, A. (2023). Analysis of the potential to leverage price volatility through flexibility options in a local energy system. 18. IAEE European Conference, July 24-27, Milan, Italy.
Daun, P., Tillmanns, M., Priesmann, J., Praktiknjo, A. (2023). Artificial Intelligence for assessing the security of electricity supply. 18. IAEE European Conference, July 24-27, Milan, Italy.
Kockel, C., Kulawik, J., Praktiknjo, A. (2023). Which Way To Choose? Technical, Economic And Environmental Evaluation Of Different Hydrogen Production Pathways. 2nd Aachen Hydrogen Colloquium, April 18-19, Aachen, Germany.
Priesmann, J., Nolting, L., Praktiknjo, A. (2023). Using metamodels for conducting large-scale scenario analyses: The case of security of electricity supply. 13. Internationale Energiewirtschaftstagung (IEWT 2023). February 15-17, Vienna, Austria.
Tang, C., Borggrefe, F., Tillmanns, M., Hoffmann, M., Yalama, E., Praktiknjo, A. (2023). Influence of the regulatory framework on technology options in energy-related neighbourhood concepts. 13. Internationale Energiewirtschaftstagung (IEWT 2023). February 15-17, Vienna, Austria.
Tillmanns, M., Priesmann, J., Menne, F., Praktiknjo, A. (2023). Time series forecasting for electricity generation from variable renewable energies - A hybrid approach with analytical models and machine learning. 13. Internationale Energiewirtschaftstagung (IEWT 2023). February 15-17, Vienna, Austria.
Borggrefe, F., Tang, C., Tillmanns, M., Hoffmann, M., Yalama, E., Priesmann, J., Praktiknjo, A. (2023). Modelling energy policy incentives and barriers for the heat transition: Economic potentials for renewable local heating networks. 13. Internationale Energiewirtschaftstagung (IEWT 2023). February 15-17, Vienna, Austria.
Heyer, P., Saglam, O., Kulawik, J., Priesmann, J., Praktiknjo, A. (2023). Economic effects of renewable energy subsidies: How to shape a fair burden sharing at times of an energy price crisis? 13. Internationale Energiewirtschaftstagung (IEWT 2023). February 15-17, Vienna, Austria.
Elsobki, M., Praktiknjo, A. (2023). Linking Electrical Grids Between Europe And The MENARegion: Potentials And Opportunities. 44th IAEE International Conference, February 04-09, Riyadh, Saudi Arabia.
Hoffmann, M., Borggrefe, F., Praktiknjo, A. (2023). Regulations And Contract Design In Multi-Agent District Heating And Cooling Systems. 44th IAEE International Conference, February 04-09, Riyadh, Saudi Arabia.
Tillmanns, M., Priesmann, J., Praktiknjo, A. (2023). Unlocking Industrial Demand-Side Flexibility For The Power System Through Local Green Hydrogen Production: A Case Study In Germany. 44th IAEE International Conference, February 04-09, Riyadh, Saudi Arabia.
Borggrefe, F., Tillmanns, M., Hoffmann, F., Tang, C., Nolting, L., Praktiknjo, A. (2023). Heating In German City Quarters: How Does The Regulatory Framework Influence Investments In Renewable Technologies? 44th IAEE International Conference, February 04-09, Riyadh, Saudi Arabia.
Kulawik, J., Kockel, C., Praktiknjo, A. (2023). Which Way To Choose? Technical, Economic And Environmental Evaluation Of Different Hydrogen Production Pathways. 44th IAEE International Conference, February 04-09, Riyadh, Saudi Arabia.
Kockel, C., Praktiknjo, A., Kulawik, J. (2023). Long Term Energy Policy Vs. Dynamic Public Preferences? A Review Of German Energy Policy 2008-2023. 44th IAEE International Conference, February 04-09, Riyadh, Saudi Arabia.
Elsobki, M., Tillmanns, M. & Prakitknjo, A. (2022). Spatially distributed charging profiles for electric vehicles in Germany. 17th IAEE European Conference, 21.-24.09.2022, Athen.
Wohlschlager, D., Kockel, C., Praktiknjo, A. (2022). Reviewing comparative life cycle assessments for battery electric vs. internal combustion engine vehicles for passenger cars, Enerday 2022 – 16th international conference on energy economics and technology, 30.10.2022, Dresden.
Kockel, C., Nolting, L., Pacco, K., Schmitt, C., Moser, A. & Praktiknjo, A. (2022). How dependent are European electricity systems and economies on natural gas? 17th IAEE European Conference, 21.-24.09.2022, Athen.
Kulawik, J., Kockel, C. & Praktiknjo, A. (2022). What are consumers willing to pay for residential heating systems in Germany? 17th IAEE European Conference, 21.-24.09.2022, Athen.
Priesmann, J. & Praktiknjo, A. (2022). Impact of rising energy prices on household income and energy consumption: Analysis of efficient relief measures for the case of Germany. 17th IAEE European Conference, 21.-24.09.2022, Athen.
Tillmanns, M., Priesmann, J. & Praktiknjo, A. (2022). Decarbonisation of industry and flexibility for the power system: technical, economic and regulatory potentials and limitations of the use of green hydrogen in the industry sector in Germany. 17th IAEE European Conference, 21.-24.09.2022, Athen.
Priesmann, J., Praktiknjo, A. (2022) The regional divergence of poverty in Germany and what we could do about it. 3rd International Conference on Energy Research & Social Science, Manchester, UK.
Ridha, E., Nolting, L., Praktiknjo, A. (2021). Geschäftsmodelle für die Wärmewende: Moderne Nahwärmenetze im Projekt TransUrban.NRW. Poster presentation. 12th International Energy Economics Conference at the TU-Wien (IEWT 2021), Vienna, Austria.
Priesmann, J., Praktiknjo, A. (2021). Regional, sectoral, and socioeconomic dimensions of energy consumption and implications for distributive justice: The case of Germany Abstract Presentation Fullpaper. 12th International Energy Economics Conference at the TU-Wien (IEWT 2021), Vienna, Austria.
Kockel, C., Nolting, L., Priesmann, J., Praktiknjo, A. (2021). Spatio-Temporal Analysis of Sector Coupling Pathways: Combining Top-Down and Bottom-Up Approaches for the German Case. 1st IAEE Online Conference (IAEE2021), June 7-9, Paris, France (Online Conference).
Wille, F., Kockel, C., Nolting, L., Praktiknjo, A. (2021). Prozess einer Methodenintegration für die Energiesystemanalyse. Posterpräsentation. 4th Yearly Conference of the System Analysis Research Network, 18.-20. Mai 2021, Berlin, Germany (online conference).
Ridha, E., Nolting, L., Praktiknjo A. (2021). Geschäftsmodelle für die Wärmewende: Vom Quartier ins Gesamtsystem. Poster presentation. 4th Yearly Conference of the System Analysis Research Network, May 18-20, 2021, Berlin, Germany (online conference).
Nolting, L., Priesmann, J., Ridha, E., Praktiknjo, A. (2021). Projektportrait: Künstliche Intelligenz zur Untersuchung der Versorgungssicherheit mit Elektrizität (KIVi). Poster presentation. 4th Yearly Conference of the System Analysis Research Network, May 18-20, 2021, Berlin, Germany (online conference).
Priesmann, J., Nolting, L., Praktiknjo, A., (2021). Komplexitätsmanagement in Energiesystemmodellen. Projektportrait: Methods and Models for Energy Transformation and Integration Systems (METIS). Poster presentation. 4th Yearly Conference of the System Analysis Research Network, May 18-20, 2021, Berlin, Germany (online conference).
Nolting, L., Praktiknjo, A., 2020. A guideline to identify optimal levels of complexity in energy system models - insights from security of supply assessments, International Ruhr Energy Conference (INREC) 2020, September 9-10, 2020, Essen, Germany (Online conference).
Priesmann, J., Spiegelburg, S., Madlener, R., Praktiknjo, A. (2020). Energy Transition and Social Justice - Allocation of Renewable Energy Support Levies Among Residential Consumers in Germany, International Ruhr Energy Conference (INREC) 2020, September 9-10, 2020 (Online conference).
Cabanero, A., Nolting, L., Praktiknjo, A., 2020. Mini-grids for the sustainable electrification of rural areas in sub-Saharan Africa: Assessing the potential of Key-Maker Models, 15th Conference on Sustainable Development of Energy, Water and Environmental Systems (SDEWES), September 1-10, 2020, Cologne, Germany (Online conference).
Kockel, C., Nolting, L., Priesmann, J., Praktiknjo, A. (2020). Energy infrastructure for decarbonizing other energy sectors through renewable electricity - A spatio-temporal analysis from useful energy demand to renewable energy supply of sector coupling pathways based on the German case, Virtual ADBI Workshop on Integration of Renewable Energy in Energy Systems: Perspectives on Investment, Technology, and Policy, July 8-10, 2020, Tokyo, Japan (Asian Development Bank Institute).
Nolting, L., Praktiknjo, A. (2019). Can we phase-out all of them? How market interventions impact security of supply in Germany, 16th International Association for Energy Economics (IAEE) European Conference (IAEE2019), August 25-28, 2019, Ljubljana, Slovenia.

Praktiknjo A. (2018). Support of Renewable Electricity and Investments in Conventional Generation – Experiences from the German Energiewende, Singapore International Energy Week 2018, October 29 - November 1, 2018, Singapore (invited plenary).

Praktiknjo A. (2018). Security of Electricity Supply with Growing Shares of Renewables and Phase-Out of Conventional Generators, Seminar of the Energy Studies Institute at the National University of Singapore, September 19, 2018, Singapore (invited talk).

Dittmar L., Praktiknjo A. (2018). The Electricity Intensity of Bitcoin Mining, 41th IAEE International Conference 2018, June 10-13, 2018, Groningen, The Netherlands.

Nolting L., Praktiknjo A. (2018). Techno-Economic Analysis of Flexible Heat Pump Controls, 41th IAEE International Conference 2018, June 10-13, 2018, Groningen, The Netherlands.

Nolting L., Praktiknjo A. (2018). Techno-Economic Analysis of Flexible Heat Pump Controls, ENERDAY 2018 - 12th International Conference on Energy Economics and Technology, April 27, 2018, Dresden, Germany.

Nolting L., Praktiknjo A. (2018). Complexity Management in Energy System Models, Poster Presentation, 661st WE-Heraeus Seminar on Nonlinear Dynamics, Optimization and Control of Distributed Energy Systems, January 29-31, 2018, Bad Honnef, Germany.