11:10am - 11:30amID: 354
Topics: 1.06 Seismology, Measurement Technology and MonitoringFaseroptische Überwachung der Tauchkreiselpumpe (ESP)
Thomas Reinsch
Fraunhofer IEG, Deutschland
Session Details:
WS2b: Augen und Ohren im Untergrund - Faseroptisches Monitoring in der Tiefengeothermie. Abschlussworkshop des Projektes GFK-Monitor
Time: 18/Nov/2025: 11:10am-12:50pm · Location: HOLM_maX 2
11:50am - 12:10pmID: 356
Topics: 1.06 Seismology, Measurement Technology and MonitoringPotenziale und Herausforderungen von faseroptischer Messtechnik in der Tiefengeothermie
Kai Zosseder1, Thomas Reinsch2, Daniela Pfrang3
1Technical University of Munich, Deutschland; 2Fraunhofer-Einrichtung für Energieinfrastrukturen und Geothermie; 3SWM Services GmbH
Session Details:
WS2b: Augen und Ohren im Untergrund - Faseroptisches Monitoring in der Tiefengeothermie. Abschlussworkshop des Projektes GFK-Monitor
Time: 18/Nov/2025: 11:10am-12:50pm · Location: HOLM_maX 2
12:30pm - 12:50pmID: 1396
Topics: WorkshopDiskussion »Transparent in die Zukunft – wie kann das gelingen?«
Nora Koltzer
Fraunhofer IEG, Deutschland
Session Details:
WS6: WING-Workshop
Time: 18/Nov/2025: 11:10am-12:50pm · Location: Gottlieb Daimler
4:10pm - 4:30pmID: 375
Topics: WorkshopNachnutzung von Kohlenwasserstoffbohrungen als tiefe Erdwärmesonden kann die Wärmewende in Norddeutschland voranbringen
Nora Koltzer1, M. Sporleder1, J. Schoenherr2, D. Teza1, F. Wellmann1,3
1Fraunhofer Research Institution for Energy Infrastructures and Geotechnologies (IEG), Cottbus, Germany; 2ExxonMobil Production Deutschland GmbH, Hannover, Germany; 3RWTH Aachen University, Computational Geoscience, Geothermics and Reservoir Geophysics (CGGR), Aachen, Germany
Session Details:
WS9b: TRANSGEO – Reuse of hydrocarbon wells for geothermal energy: Results of the potential analysis in the North German Basin and the Molasse Basin
Time: 18/Nov/2025: 4:10pm-5:50pm · Location: Open Lounge
ID: 208
/ Poster-Nr./No.: 2
Topics: 1.02 Exploration, Field and Laboratory Work, Databases and ForecastingIst mitteltiefe / tiefe Geothermie in Insel- und Küstengebieten der Nordsee realisierbar? - Fazit aus der Studie Norderney
Laureen Benoit, Michael Kettermann, Olga Knaub, Gregor Bussmann
Fraunhofer IEG, Fraunhofer-Einrichtung für Energieinfrastrukturen und Geotechnologien IEG
Session Details:
Poster-Exhibition
Time: 19/Nov/2025: 8:00am · Location: Future Aviation Lab & 6th Floor
ID: 276
/ Poster-Nr./No.: 4
Topics: 1.02 Exploration, Field and Laboratory Work, Databases and ForecastingNeue Erkenntnisse aus der Seismik Niederrhein für die geothermische Exploration in Straelen
Michael Kettermann1, Oliver Ritzmann1, Florian Wellmann1,2
1Fraunhofer IEG, Deutschland; 2CG3, RWTH Aachen University
Session Details:
Poster-Exhibition
Time: 19/Nov/2025: 8:00am · Location: Future Aviation Lab & 6th Floor
ID: 317
/ Poster-Nr./No.: 5
Topics: 1.02 Exploration, Field and Laboratory Work, Databases and ForecastingH3 Hexagonal GIS Model for Prospect Analysis of Deep Geothermal Exploration in Thurgau, Switzerland
A B M Ariful Bari Khandaker1, Ezgi Satiroglu1, Christin Bobe1, Florian Wellmann1,2
1Institute of Computational Geoscience, Geothermics and Reservoir Geophysics (CG3), RWTH Aachen University, Aachen, 52074, Germany; 2Fraunhofer Research Institution for Energy Infrastructures and Geothermal Systems (IEG), Bochum, 44801, Germany
Session Details:
Poster-Exhibition
Time: 19/Nov/2025: 8:00am · Location: Future Aviation Lab & 6th Floor
ID: 146
/ Poster-Nr./No.: 6
Topics: 1.02 Exploration, Field and Laboratory Work, Databases and ForecastingOptimizing Geothermal Carbonate Reservoir Exploration by Integrating Forward Stratigraphic and Diagenetic Modelling with Machine Learning: The ProGRes Project
Sven Maerz1, Gerd Winterleitner1, Jan Niederau1, Nadezda Meier1, Guido Blöcher2,4, Deyan Tian2, Christian Siever-Wenzlaff3, Alexander Meeder3, David Bruhn1,5
1Fraunhofer IEG, Fraunhofer Research Institution for Energy Infrastructures and Geotechnologies, IEG; 2GFZ Helmholtz Centre for Geosciences, Section 4.3Geoenergy, Telegrafenberg, 14473, Potsdam, Germany; 3GASAG Solution Plus; 4Department of Engineering Geology, Technical University of Berlin, 10587 Berlin, Germany; 5Faculty of Civil Engineerging and Geosciences, Delft University of Technology
Session Details:
Poster-Exhibition
Time: 19/Nov/2025: 8:00am · Location: Future Aviation Lab & 6th Floor
ID: 244
/ Poster-Nr./No.: 8
Topics: 1.02 Exploration, Field and Laboratory Work, Databases and ForecastingUncertainty-Aware 3D Geological Modeling of the Osteifel Region using GemPy within the DEGREE Project
Atefeh Rahimi1, Jan von Harten1, Florian Wellmann1,2
1Computational Geoscience, Geohtermics and Reservoir Geophysics (CG3), RWTH Aachen University, 52074 Aachen, Germany; 2Fraunhofer Research Institution for Energy Infrastructures and Geotechnologies (IEG), 52062 Aachen, Germany
Session Details:
Poster-Exhibition
Time: 19/Nov/2025: 8:00am · Location: Future Aviation Lab & 6th Floor
ID: 200
/ Poster-Nr./No.: 10
Topics: 1.02 Exploration, Field and Laboratory Work, Databases and ForecastingA modular workbench for geological modeling: Insights from the Weisweiler geothermal exploration site
Jan von Harten1, Jan Niederau2, Alexander Lüpges3, Marzieh Baes4, Mauro Cacace4, Bernhard Rumpe3, Florian Wellmann1,2
1Chair of Computational Geoscience, Geothermics and Reservoir Geophysics, RWTH Aachen University, Germany; 2Fraunhofer IEG, Fraunhofer Research Institution for Energy Infrastructuresand Geothermal Systems IEG, Germany; 3Chair of Software Engineering, RWTH Aachen University, Germany; 4Helmholtz Centre Potsdam - GFZ German Research Centre for Geosciences, Germany
Session Details:
Poster-Exhibition
Time: 19/Nov/2025: 8:00am · Location: Future Aviation Lab & 6th Floor
ID: 189
/ Poster-Nr./No.: 12
Topics: 1.02 Exploration, Field and Laboratory Work, Databases and ForecastingProzess-basierte Modellierung von synsedimentären Störungen in Karbonaten
Gerd Winterleitner, Nadezda Meier, Sven Maerz, Jan Niederau, David Bruhn
Fraunhofer IEG, Fraunhofer-Einrichtung für Energieinfrastrukturen und Geotechnologien
Session Details:
Poster-Exhibition
Time: 19/Nov/2025: 8:00am · Location: Future Aviation Lab & 6th Floor
ID: 247
/ Poster-Nr./No.: 17
Topics: 1.05 Reservoir Management and Numerical Modeling, THMC, AIBridging Geological Modeling and Process Simulation: Mesh Generation in the WBGeo Workbench
Marzieh Baes1, Mauro Cacace1, Jan von Harten2, Alexander Lüpges3, Denise Degen1,4, Jan Niederau5, Tobias Rolf5, Magdalena Scheck-Wenderoth1,6, Florian Wellmann2, Nora Koltzer5, Simon Virgo7, Bernhard Rumpe3
1Helmholtz Centre Potsdam - GFZ German Research Centre for Geosciences; 2Chair of Computational Geoscience, Geothermics and Reservoir Geophysics, RWTH Aachen University; 3Software Engineering Department of Computer Science, RWTH Aachen University; 4Institute of Applied Geosciences, TU Darmstadt; 5Fraunhofer IEG, Fraunhofer Research Institution for Energy Infrastructures and Geotechnologies IEG; 6Sediment Basins and Georesources, TU Berlin; 7Terranigma Solutions GmbH
Session Details:
Poster-Exhibition
Time: 19/Nov/2025: 8:00am · Location: Future Aviation Lab & 6th Floor
ID: 199
/ Poster-Nr./No.: 22
Topics: 1.05 Reservoir Management and Numerical Modeling, THMC, AIGeothermie in einem Heilquellenschutzgebiet
Olga Knaub1, Nora Koltzer1, Michael Kettermann1, Celestine Kumlehn2
1Fraunhofer IEG, Deutschland; 2Stadt Bad Oeynhausen
Session Details:
Poster-Exhibition
Time: 19/Nov/2025: 8:00am · Location: Future Aviation Lab & 6th Floor
ID: 204
/ Poster-Nr./No.: 24
Topics: 1.05 Reservoir Management and Numerical Modeling, THMC, AICan I assist you? Machine-learning-supported derivation of calibration parameters for forward modelling
Jan Niederau1, Sahar Sadrikhanloo1, Eva De Boever2, Mette Olivarius3, Sven Maerz1, Stefan Carpentier2
1Fraunhofer IEG, Fraunhofer Research Institution for Energy Infrastructures and Geotechnologies, IEG, Germany; 2TNO – Geological Survey of the Netherlands, Utrecht, The Netherlands; 3Geological Survey of Denmark and Greenland (GEUS), Copenhagen, Denmark
Session Details:
Poster-Exhibition
Time: 19/Nov/2025: 8:00am · Location: Future Aviation Lab & 6th Floor
ID: 251
/ Poster-Nr./No.: 25
Topics: 1.05 Reservoir Management and Numerical Modeling, THMC, AI3-D Geological Modeling from Legacy Seismic Data with Consideration of Uncertainties
Daniel Satizabal1, Ítalo Gonçalves2, Jan von Harten1, David Nathan1, Florian Wellmann1,3
1Chair of Computational Geoscience, Geothermics and Reservoir Geophysics, RWTH Aachen University, Aachen, 52074, Germany; 2Geological Modeling Laboratory, Federal University of Pampa, Caçapava do Sul, RS, Brazil; 3Fraunhofer Research Institution for Energy Infrastructures and Geothermal Systems (IEG), Bochum, 44801, Germany
Session Details:
Poster-Exhibition
Time: 19/Nov/2025: 8:00am · Location: Future Aviation Lab & 6th Floor
ID: 234
/ Poster-Nr./No.: 26
Topics: 1.05 Reservoir Management and Numerical Modeling, THMC, AITHMC-coupled modelling of diagenetic evolution and geothermal reservoir simulation in the Muschelkalk Formation of the North German Basin.
Deyan Tian1, Guido Blöcher1,4, Ben Norden1, Sven Maerz2, Gerd Winterleitner2, Jan Niederau2, Meier Nadezda2, Christian Siever-Wenzlaff3, Alexander Meeder3, David Bruhn2,5
1Helmholtz Center Potsdam GFZ German Research Center for Geosciences, Telegrafenberg, Potsdam, 14473, Brandenburg, Germany; 2Fraunhofer IEG, Fraunhofer Research Institution for Energy Infrastructures and Geotechnologies, IEG, Gulbener Straße 23 03046 Cottbus, Germany; 3GASAG Solution Plus GmbH (GSP) EUREF-Campus 23–24 10829 Berlin, Germany; 4Technische Universität Berlin, Straße des 17. Juni 135, Berlin, 10623, Berlin, Germany; 5Faculty of Civil Engineerging and Geosciences, Delft University of Technology
Session Details:
Poster-Exhibition
Time: 19/Nov/2025: 8:00am · Location: Future Aviation Lab & 6th Floor
ID: 142
/ Poster-Nr./No.: 28
Topics: 1.05 Reservoir Management and Numerical Modeling, THMC, AIEchtzeitsimulation geochemischer Prozesse in geothermischen Kraftwerken
Lars Helge Yström1, Michael Trumpp1, Johannes Amtmann2, Florian Eichinger3, Daniel Winter4, Joachim Koschikowski4, Fabian Nitschke1
1Karlsruher Institut für Technologie (KIT), Deutschland; 2Geosaic GmbH, Österreich; 3Hydroisotop GmbH, Deutschland; 4Fraunhofer Institut für Solare Energiesysteme ISE, Deutschland
Session Details:
Poster-Exhibition
Time: 19/Nov/2025: 8:00am · Location: Future Aviation Lab & 6th Floor
ID: 228
/ Poster-Nr./No.: 35
Topics: 1.09 Surface Facilities, Large or High-Temperature Heat PumpsInnovative thermisch angetriebene Wärmepumpenverfahren zur Nutzung von Tiefengeothermie für die Prozesswärmeversorgung in der Industrie
Sven Klute, Marcus Budt
Fraunhofer Institut für Umwelt-, Sicherheits- und Energietechnik UMSICHT, Deutschland
Session Details:
Poster-Exhibition
Time: 19/Nov/2025: 8:00am · Location: Future Aviation Lab & 6th Floor
ID: 174
/ Poster-Nr./No.: 47
Topics: 3.01 Open Energy Storage Systems, ATES, High-Temperature Storage SystemsPUSH-IT: Innovative Solutions for Decarbonising Heating Systems through High-Temperature Energy Storage
Nadezda Meier1, David Bruhn1,2, Martin Bloemendal2,3, Phil Vardon2, Iain Soutar4, Serge Santoo5
1Fraunhofer-Einrichtung für Energieinfrastrukturen und Geothermie IEG, Deutschland; 2Delft University of Technology, Netherlandsdavid.bruhn@ieg; 3TNO, Dutch geological survey, Netherlands; 4University of Exeter, England; 5Polycentric Solutions B.V., Netherlands
Session Details:
Poster-Exhibition
Time: 19/Nov/2025: 8:00am · Location: Future Aviation Lab & 6th Floor
ID: 268
/ Poster-Nr./No.: 51
Topics: 4.01 Municipal Heat Planning, Implementation ConceptsBEW-Machbarkeitsstudien im östlichen Ruhrgebiet
Kevin Mannke, Florian Hahn, Roman Ignacy, Alexander Nikolov, Holger Born, Jonas Enno Lehmann
Fraunhofer IEG, Deutschland
Session Details:
Poster-Exhibition
Time: 19/Nov/2025: 8:00am · Location: Future Aviation Lab & 6th Floor
11:10am - 11:13amID: 1208
Topics: 1.02 Exploration, Field and Laboratory Work, Databases and ForecastingIst mitteltiefe / tiefe Geothermie in Insel- und Küstengebieten der Nordsee realisierbar? - Fazit aus der Studie Norderney
Laureen Benoit, Michael Kettermann, Olga Knaub, Gregor Bussmann
Fraunhofer IEG, Fraunhofer-Einrichtung für Energieinfrastrukturen und Geotechnologien IEG
Session Details:
Postersession | Short Presentations
Time: 19/Nov/2025: 11:10am-12:50pm · Location: HOLM_maX 2
11:13am - 11:16amID: 1276
Topics: 1.02 Exploration, Field and Laboratory Work, Databases and ForecastingNeue Erkenntnisse aus der Seismik Niederrhein für die geothermische Exploration in Straelen
Michael Kettermann1, Oliver Ritzmann1, Florian Wellmann1,2
1Fraunhofer IEG, Deutschland; 2CG3, RWTH Aachen University
Session Details:
Postersession | Short Presentations
Time: 19/Nov/2025: 11:10am-12:50pm · Location: HOLM_maX 2
11:50am - 12:10pmID: 188
Topics: 2.06 Neighborhood Solutions and Operational PlanningUrbanGroundHeat - Geothermie für den Urbanen Wohnungsbestand
Holger Born1, Michael Krause2, Finn Weilandt3
1Fraunhofer IEG, Deutschland; 2Fraunhofer IEE, Deutschland; 3Institut für Solarenergieforschung, Deutschland
Session Details:
Forum 01: Oberflächennahe Geothermie - Quartierslösungen und Wärmenetze
Time: 19/Nov/2025: 11:10am-12:50pm · Location: Gottlieb Daimler
11:19am - 11:22amID: 1247
Topics: 1.05 Reservoir Management and Numerical Modeling, THMC, AIBridging Geological Modeling and Process Simulation: Mesh Generation in the WBGeo Workbench
Marzieh Baes1, Mauro Cacace1, Jan von Harten2, Alexander Lüpges3, Denise Degen1,4, Jan Niederau5, Tobias Rolf5, Magdalena Scheck-Wenderoth1,6, Florian Wellmann2, Nora Koltzer5, Simon Virgo7, Bernhard Rumpe3
1Helmholtz Centre Potsdam - GFZ German Research Centre for Geosciences; 2Chair of Computational Geoscience, Geothermics and Reservoir Geophysics, RWTH Aachen University; 3Software Engineering Department of Computer Science, RWTH Aachen University; 4Institute of Applied Geosciences, TU Darmstadt; 5Fraunhofer IEG, Fraunhofer Research Institution for Energy Infrastructures and Geotechnologies IEG; 6Sediment Basins and Georesources, TU Berlin; 7Terranigma Solutions GmbH
Session Details:
Postersession | Short Presentations
Time: 19/Nov/2025: 11:10am-12:50pm · Location: HOLM_maX 2
ID: 226
/ SB-Poster-Nr./No.: 6
Topics: 1.02 Exploration, Field and Laboratory Work, Databases and ForecastingProbabilistic Structural Geological Modelling for Geothermal Exploration in Thurgau, Switzerland
Ezgi Satiroglu1, Christin Bobe1, Florian Wellmann1,2
1Computational Geoscience, Geothermics and Reservoir Geophysics (CG3), RWTH Aachen University, Germany; 2Fraunhofer Research Institution for Energy Infrastructures and Geotechnologies (IEG), Aachen, Germany
Session Details:
Science Bar Tour
Time: 19/Nov/2025: 2:00pm-3:40pm · Location: Future Aviation Lab
ID: 319
/ SB-Poster-Nr./No.: 15
Topics: 3.01 Open Energy Storage Systems, ATES, High-Temperature Storage SystemsCo-Simulation eines Fernwärme- und -kältenetzes in Kombination mit einem Mine Thermal Energy Storage (MTES) System: Eine Fallstudie in Deutschland.
Till Spengler, Willem Hagemann, Stefan Klein
Fraunhofer IEG, Deutschland
Session Details:
Science Bar Tour
Time: 19/Nov/2025: 2:00pm-3:40pm · Location: Future Aviation Lab
9:40am - 10:00amID: 191
Topics: 1.03 Development Including Drilling Technology and StimulationAufwältigung und Mikrobohrungen mittels Wireline-basierter Bohrlochgarnitur für tiefe Geothermie und thermische Speicher
Julian Hoffmann, Volker Wittig, Fabian Witt
Fraunhofer IEG, Deutschland
Session Details:
Forum 08: Tiefbohrtechnik (DE)
Time: 20/Nov/2025: 9:00am-10:40am · Location: HOLM_maX 1
10:20am - 10:40amID: 271
Topics: 1.03 Development Including Drilling Technology and StimulationApplied, further development of electrical submersible pumps / ESP and line shaft pumps (LSP) for better run time and economics of geothermal energy
Volker Wittig1, Marion Schindler2, Dimitra Teza1, Tom Hettkamp2, Frank Heipl3, Jörg Baumgärtner2
1Fraunhofer IEG, Germany; 2BESTEC GmbH; 3Statdwerke München GmbH
Session Details:
Forum 09: Exploitation, Scaling, Corrosion and Modelling (engl.)
Time: 20/Nov/2025: 9:00am-10:40am · Location: HOLM_maX 2
12:10pm - 12:30pmID: 238
Topics: 1.06 Seismology, Measurement Technology and MonitoringEntwicklung eines prädikativen Monitoring- und Wartungssystems an untertägigen Förderpumpen zur Steigerung der geothermischen Energiegewinnung
Robert Stockmann, Martin Meyer, Volker Wittig
Fraunhofer IEG, Deutschland
Session Details:
Forum 12: Monitoring and induced seismicity
Time: 20/Nov/2025: 11:10am-12:50pm · Location: HOLM_maX 1
2:40pm - 3:00pmID: 147
Topics: 1.05 Reservoir Management and Numerical Modeling, THMC, AISurrogate models in convection-dominated fault systems: Considerations for efficient and reliable realizations
Thomas Simader1,2, Denise Degen3,4, Tobias Meier1, Horst Rüter5, Florian Wellmann2,6
1Geomecon GmbH, D-10553 Berlin, Germany; 2Computational Geoscience, Geothermics and Reservoir Geophysics (CG3), RWTH Aachen University, D-52074 Aachen, Germany; 3Institute of Applied Geosciences, TU Darmstadt, D-64287 Darmstadt, Germany; 4Section 4.5 Subsurface Process Modelling, GFZ Helmholtz Centre for Geosciences, D-14473 Potsdam, Germany; 5HarbourDom GmbH, D-44287 Dortmund, Germany; 6Fraunhofer Research Institution for Energy Infrastructures and Geothermal Systems (IEG), D-44801 Bochum, Germany
Session Details:
Forum 16: Special Approaches in Deep Geothermics
Time: 20/Nov/2025: 2:00pm-3:40pm · Location: HOLM_maX 1
4:30pm - 4:50pmID: 232
Topics: 3.01 Open Energy Storage Systems, ATES, High-Temperature Storage SystemsEntwicklung eines Grubenwärmespeichers innerhalb des PUSH-IT Projektes
Florian Hahn, Stefan Klein, Jonas Güldenhaupt, Elke Mugova
Fraunhofer IEG, Deutschland
Session Details:
Forum 23: Untergrundspeicher (UTES)
Time: 20/Nov/2025: 4:10pm-5:50pm · Location: Gottlieb Daimler