Risk assessment of fault reactivation and induced seismicity for high-temperature heat storage in former hydrocarbon reservoirs in the Upper Rhine Graben

Kai Stricker^1,2, Peter Fokker², Jan-Diederik van Wees^2,3, Arjan Marelis⁴, Eva Schill⁵, Thomas Kohl¹

1: Karlsruhe Institute of Technology, Institute of Applied Geosciences, Division of Geothermal Research, Karlsruhe, Germany; 2: TNO - Energy Transition, Applied Geosciences Department, Utrecht, The Netherlands; 3: Utrecht University, Earth Sciences, Chair of Geothermal Exploration, Utrecht, The Netherlands; 4: Utrecht University, Earth Sciences, Tectonics, Utrecht, The Netherlands; 5: Karlsruhe Institute of Technology, Institute for Nuclear Waste Disposal, Eggenstein-Leopoldshafen, Germany

Modelling efficiency and production power of deep aquifer thermal energy storage (ATES) in the Buntsandstein

Martin Jaegle¹, Ingrid Stober²

1: Fraunhofer IPM; 2: Institute of Earth and Environmental Sciences, University of Freiburg

Aquifer Thermal Energy Storage (ATES) - Play Evaluation of Neogene Sequences from The Vienna Basin in a Sequence Stratigraphic Framework

Florian Conradi, Wolfgang Siedl, Kanchan Dasgupta, Andras Zamolyi

OMV AG, Österreich

Predictive flow and transport simulation of ATES at the example of Berlin-Adlershof

Elena Petrova¹, Lioba Virchow¹, Stefan Kranz¹, Simona Regenspurg¹, Ali Saadat¹, Guido Bloecher^1,2

1: GFZ-Potsdam, Germany; 2: Technische Universität Berlin

Effect of Fracture Flow on the Heat Transition in an MTES System as Analyzed using DTS Monitoring and Numerical Modelling

Liang Pei¹, Stefan Klein², Florian Hahn², Guido Blöcher^1,3

1: Helmholtz-Zentrum Potsdam, Deutsches GeoForschungsZentrum, Deutschland; 2: Fraunhofer-Einrichtung für Energieinfrastrukturen und Geothermie IEG, Bochum, Deutschland; 3: Technische Universität Berlin, Deutschland

The Muschelkalk aquifer of the Molasse basin in SW-Germany: Implications on the origin and development of highly saline lithium-rich brines in calcareous hydrothermal reservoirs

Ingrid Stober¹, Jens Grimmer², Michael Kraml³

1: University of Freiburg, Deutschland; 2: Karlsruhe Institut Technologie; 3: Vulcan Energy

A new analysis of geothermal resources in the Northern Upper Rhine Graben

Jeroen van der Vaart¹, Matthis Frey¹, Leandra Weydt¹, Ingo Sass^1,2

1: Technical University of Darmstadt, Institute of Applied Geosciences, Department of Geothermal Science and Technology, Schnittspahnstraße 9, 64287 Darmstadt, Germany; 2: GFZ German Research Centre for Geosciences, Section 4.8:Geoenergy, Telegrafenberg, 14473 Potsdam, Germany

Geothermal Lithium – Potentials and Challenges of a Domestic Production

Fabian Nitschke¹, Valentin Goldberg¹, Tobias Kluge¹, Robert Egert², Thomas Kohl¹

1: Karlsruhe Institute of Technology, Deutschland; 2: Idaho National Laboratory, Idaho, USA

Exploring the Legacy of Ancient Iran: Is Iran the Birthplace of Geothermal Energy Utilization for Refrigeration through an Integrated Energy System of Geothermal, Wind, and Hydrothermic Thermal Energy Storage?

Sepehr Sangin

University of Göttingen, GZG (Geo-science center Goettingen), Germany

Fusion of Mineral Maps Created from ASTER Satellite Images: A Case Study of Coso Geothermal Field, California, USA

Mahmut Cavur^1,2, Yu-Ting Yu¹, Ebubekir Demir¹, H. Sebnem Duzgun¹

1: Colorado School of Mines, United States of America; 2: Kadir Has University, Turkey

With Coil Tubing Rigs shallow geothermal wells (to 500 m) can be drilled safer, faster and more environmental friendly than today!

Reiner Homrighausen, de Mul Arthur

RH Drilling Technology, Huisman Equipment, Deutschland

Development and testing of a hydraulic, mud compatible DTH percussion hammer for geothermal type drilling applications

Volker Wittig, Philipp Schroer, Marian Bunk

Fraunhofer IEG, Deutschland

Innovative Mechanical Scaling removal procedure based on Underbalanced well operations for reliable energy production out of deep Geothermal wells

Volker Wittig¹, Berker Polat¹, Andreas Utz²

1: Fraunhofer IEG, Deutschland; 2: Geothermie Traunreut

The GRE GEO Project – Development of Corrosion-Resistant Casing System

Ferid Seyidov¹, Kees Rookus³, Javier Holzmann Berdasco², Leo de Mul⁴

1: Vulcan Energy Engineering GmbH, Deutschland; 2: Institute of Subsurface Energy Systems, TU Clausthal, Deutschland; 3: Future Pipe Industries, Hardenberg, The Netherlands; 4: Dynaflow Research Group, Rijswijk, die Niederlände

Specially Customized Systems for Cementing Geothermal Wells

Nils Lummer, Moustafa Hassan

Fangmann Energy Services GmbH & Co. KG, Deutschland

The Role of Geothermal Energy for Metropolitan Areas - 2 European Examples

Thomas Jahrfeld¹, Dimitri Aymard²

1: Stadtwerke München (SWM), Deutschland; 2: ENGIE Solutions, Frankreich

Implementation of hydrocarbon project evaluation techniques for geothermal project assessment: Case study in the vicinity of the city Vienna

Wolfgang Siedl, Gerald Stern, Florian Conradi, Bernhard Novotny

OMV Exploration & Production GmbH, Österreich

Analysis of the economic efficiency of measures against scaling prevention - EvA-M 2.0 project

Benedikt Broda¹, Matthäus Irl¹, Florian Eichinger², Joy Iannotta², Dietmar Kuhn³, Hilke Würdemann⁴, Christoph Otten⁴, Andrea Seibt⁵

1: SWM Services GmbH, Deutschland; 2: Hydroisotop GmbH; 3: Karlsruhe Institut für Technologie; 4: Hochschule Merseberug; 5: BWG Geochemische Beratung GmbH

Geothermal Electric Submersible Pump Virtual Parameters Optimize Well Performance Through Real-time Monitoring and Machine Learning Diagnostics

Juan Pablo Atencia, Susana Tandazo, Yuzhu Hu, Frank Corredor, Hans Sjerps, Xunlez Nuñez

HALLIBURTON

Numerical Modelling of Hybrid Jet-Percussive Hammering Drilling Technology for Enhanced Deep Geothermal Drilling Efficiency

Sadjad Naderi¹, John-Paul Latham¹, Jiansheng Xiang¹, Naveen Velmurugan², Laurent Gerbaud²

1: Department of Earth Science and Engineering, Imperial College, London, United Kingdom; 2: Department of Geosciences, Mines Paris - PSL University, Fontainebleau, France

Roll-out of Deep Geothermal Energy in North-West Europe: Final results of the DGE-ROLLOUT Project

Kim R. Nokar¹, Tobias Fritschle¹, Martin Arndt¹, Estelle Petitclerc², Timme van Melle³, Matsen Broothaers⁴, Arianna Passamonti⁵, Martin Salamon¹

1: Geological Survey of North Rhine-Westphalia, De-Greiff-Straße 195, 47803 Krefeld, Germany; 2: Royal Belgian Institute for Natural Sciences, Geological Survey of Belgium, Rue Jenner, 13, 1000-Brussels, Belgium; 3: Energie Beheer Nederland B.V., Daalsesingel 1, 3511 SV Utrecht, The Netherlands; 4: Flemish Institute for Technological Research, Boeretang 200, 2400 Mol, Belgium; 5: Fraunhofer Institution for Energy Infrastructures and Geothermal Systems IEG, Lennershofstrasse 140, 44801 Bochum, Germany

Integration of basin analysis and regional geomechanical investigations in the North Alpine Foreland Basin (Bavarian Molasse Basin) – implications for drilling, exploration and production

Michael Drews¹, Florian Duschl¹, Saeed Mahmoodpour¹, Indira Shatyrbayeva¹, Julian Breitsameter¹, Peter Obermeier¹, Valeria Tveritina¹, Johannes Großmann^1,2, Daniela Pfrang¹, Kai Zosseder¹

1: Technical University of Munich, Deutschland; 2: Bavarian Environmental Agency, Deutschland

Operational challenges of Upper Rhine Graben geothermal fluids with focus on the gas content

Ezgi Keskin¹, Justine Mouchot², Michael Kraml¹

1: Vulcan Energy Subsurface Solutions GmbH; An der Raumfabrik 33c, 76227 Karlsruhe, Germany; 2: Natürlich Insheim GmbH; Oskar von Miller Strasse 2, 76829 Landau, Germany

Structural and petrological features of fault zones in granites and granodiorites, implications for hydraulic heterogeneities

Claire Bossennec¹, Fiorenza Deon¹, Lukas Seib², Matthias Landau², Jakob Karacanli², Ingo Sass^1,2

1: Helmholtz-Zentrums Potsdam, Deutsches GeoForschungsZentrum GFZ, Geoenergie Sektion 4.8; 2: Technische Universität Darmstadt Institut für Angewandte Geowissenschaften, Angewandte Geothermie

Mineralogical-petrological reconnaissance study of selected granites from the Black Forest and the Odenwald region: a step in the scientific site selection for the realization of GeoLaB

Fiorenza Deon¹, Claire Bossennec¹, Jens Grimmer², Ingo Sass¹, Günter Zimmermann¹, Harald Milsch¹

1: Helmholtz Zentrum Potsdam-Deutsches GeoForschungsZentrum GFZ, Sektion 4.8 Geoenergie; 2: Karlsruher Institut für Technologie (KIT), Institut für Angewandte Geowissenschaften, Geothermie & Reservoir-Technologie

TRANSGEO - Transforming abandoned wells for geothermal energy production

Hannes Hofmann¹, Julie Friddell¹, Thomas Höding², Rolf Herrmann³, Monika Hölzel⁴, Robert Philipp⁵, György Márton⁶, Balázs Borkovits⁷, Klára Bődi⁸, Katarina Drk Hutinec⁹, Tomislav Kurevija¹⁰, Bojan Vogrinčič¹¹, Ingo Sass¹

1: Helmholtz-Zentrum Potsdam - Deutsches GeoForschungsZentrum GFZ; 2: Landesamt für Bergbau, Geologie und Rohstoffe Brandenburg; 3: ONEO GmbH; 4: GeoSphere Austria; 5: Greenwell Energy GmbH; 6: CROST Területfejlesztési Nonprofit Kft; 7: Pécsi Tudományegyetem; 8: Bányavagyon-hasznosító Nonprofit Közhasznú Kft.; 9: Međimurska energetska agencija d.o.o; 10: Sveučilište u Zagrebu Rudarsko-geološko-naftni fakultet; 11: Lokalna energetska agencija za Pomurje

Repurposing a hydrocarbon well into a deep geothermal heat pump system: Is it more efficient to convert it into a deep borehole heat exchanger or to use it in a geothermal doublet?

Violaine Gascuel^1,2, Christine Rivard², Jasmin Raymond¹

1: Institut national de la recherche scientifique (INRS); 2: Natural resources Canada (NRCan)

Learnings from the development of a commercial geothermal system with horizontal wells and multi-stage proppant stimulation

Christian Gradl, Jack Norbeck, Saurabh Agarwal, Kate Voller, Camden Lang

Fervo Energy, USA

Well Integrity: Use of proven and new, cost-saving technologies to continuously monitor and ensure the integrity of geothermal wells

Andriy Bilogan

Oilchem Technology Solutions LTD., Vereinigtes Königreich

The Just Transition; Using Scotland’s oil and gas experience to develop a new supply chain of geothermal companies

Steve Taylor

Scottish Development International, Germany