Charles MARAGNA

29
Documents

Publications

Publications

An innovative classification of novel deep exploitation geothermal technologies

Chrystel Dezayes , Sylvie Gentier , Charles Maragna , Antoine Armandine Les Landes , Theophile Guillon et al.

European Geothermal Congress, EGEC, Oct 2025, Zürich, Switzerland

Communication dans un congrès hal-04986164v1

Quelles perspectives pour les nouvelles technologies d'exploitation de la géothermie profonde ?

Chrystel Dezayes , Sylvie Gentier , Charles Maragna , Antoine Armandine Les Landes , Théophile Guillon et al.

Journées de la géothermie 2025, AFPG, Jun 2025, Biarritz, France

Communication dans un congrès hal-04986137v1
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EVIDENCE OF LOCALIZED GROUNDWATER FLOW DURING THERMAL RESPONSE TEST USING DISTRIBUTED THERMAL SENSING

Antoine Voirand , Charles Maragna

European Geothermal Congress, EGEC, Oct 2025, Zurich (CH), Switzerland

Communication dans un congrès hal-05064900v1
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Analysis of almost one thousand Thermal Response Tests in France and estimation of the energy potential of Borehole Heat Exchangers

Charles Maragna , Vivien Baudouin , Anne-Gaëlle Bader

European Geothermal Congress, European Geothermal Energy Council, Oct 2025, Zurich, Switzerland

Communication dans un congrès hal-05059960v1
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ADVANCED GAUSSIAN PROCESSES FOR THE SURROGATE MODELLING OF ENERGY SYSTEMS

Charles Maragna , Jérémy Rohmer , Romain Chassagne

38th International Conference on Efficiency, Cost, Optimization, Simulation and Environmental Impact of Energy Systems – ECOS 2025, Jun 2025, Paris, France

Communication dans un congrès hal-05059972v1

Analysis of almost one thousand thermal response tests in France and estimation of the energy potential of borehole heat exchangers

Charles Maragna , Anne-Gaëlle Bader , Vivien Baudouin

European Geothermal Congress 2025, European Geothermal Energy Council, Oct 2025, Zurich (CH), Switzerland

Communication dans un congrès hal-05313864v1

Cartographie de la favorabilité du sous-sol au déploiement de la géothermie de surface sur une sonde verticale

Anne-Gaëlle Bader , Charles Maragna , Vivien Baudouin , Mato Célia , Nicolas Gilardi

Réunion des Sciences de la Terre, SGF, Oct 2025, Montpellier, France

Communication dans un congrès hal-05131589v1
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A New Borefield Dymola Model Accounting for Groundwater Flow and Complex Borefield Geometries

Antoine Voirand , Charles Maragna , Mathilde Veyron , Marc Clausse

European Geothermal Congress, Oct 2022, Berlin, Germany

Communication dans un congrès hal-03740034v1
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Deployment of 5 th Generation District Heating and Cooling grids (5GDHC) in France: two case studies in Orleans and Strasbourg metropolises

Charles Maragna , Virginie Hamm , Camille Maurel

European Geothermal Congress 2022 (EGC 2022), Oct 2022, Berlin, Germany

Communication dans un congrès hal-03703232v1

Implementation of Adapted Black Box Models for the Performance Characterization of Commercial Sorption Chillers

Amín Altamirano , Charles Maragna , Brice Tremeac

International Conference on Solar Energy for Buildings and Industry, ISES and IEA SHC, Sep 2022, Kassel, Germany

Communication dans un congrès hal-04096012v1

Estimation of shallow geothermal energy potential at urban scale : numerical VS semi-analytical models.

Charles Maragna , Fabrice Compere , Jérôme Barrière , Camille Maurel , Pascal Monnot

European Geothermal Congress 2019, Jun 2019, La Haye, Netherlands

Communication dans un congrès hal-02100283v1

Interprétation de tests de réponse thermique et dimensionnement de pieux géothermiques

Charles Maragna , Fleur Loveridge

Journées Nationales de Géotechnique et Géologie de l'Ingénieur (JNGG) 2018, Jun 2018, Champs-sur-Marne, France

Communication dans un congrès hal-01773896v1

Experimental studies for improving the performances of compact coil ground heat exchangers

Mikael Philippe , Maha Chalhoub , Charles Maragna , Louis Juillac

European Geothermal Congress : EGC 2016, Sep 2016, Strasbourg, France

Communication dans un congrès hal-01328915v1
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Innovative Methodology to Compute the Temperature Evolution of Pile Heat Exchangers

Charles Maragna , Xavier Rachez

World Geothermal Congress 2015, Apr 2015, Merlbourne, Australia

Communication dans un congrès hal-01096829v1
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Hydrothermal Modeling of Pile Heat Exchangers in the Unsaturated Zone

Charles Maragna , Xavier Rachez

1st Workshop on Numerical Geothermal Simulation, Apr 2015, Munich, Germany

Communication dans un congrès hal-01120945v1

ThermoMap - An Open-Source Web Mapping Application for Illustrating the very Shallow Geothermal Potential in Europe and selected Case Study Areas

Florence Jaudin , David Bertermann , Charles Maragna , Christian Bialas , Lucia Morper-Busch et al.

European Geothermal Congress 2013, EGC 2013, Jun 2013, Pise, Italy

Communication dans un congrès hal-00785110v1
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Design and optimization of a geothermal absorption cooling system in a tropical climate

Charles Maragna , Amín Altamirano , Brice Tremeac , Florent Fabre , Laurène Rouzic et al.

Applied Energy, 2024, 364, pp.123102. ⟨10.1016/j.apenergy.2024.123102⟩

Article dans une revue hal-04536943v1
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A novel and versatile solar Borehole Thermal Energy Storage assisted by a Heat Pump. Part 1: System description

Charles Maragna , Charlotte Rey , Marc Perreaux

Renewable Energy, 2023, 208, pp.709 - 725. ⟨10.1016/j.renene.2023.03.105⟩

Article dans une revue hal-04095399v1
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Fast prediction of aquifer thermal energy storage: a multicyclic metamodelling procedure

Jérémy Rohmer , Antoine Armandine Les Landes , Annick Loschetter , Charles Maragna

Computational Geosciences, 2023, ⟨10.1007/s10596-023-10192-8⟩

Article dans une revue hal-04057555v1

Dynamic exergy and economic assessment of the implementation of seasonal underground thermal energy storage in existing solar district heating

Mathilde Veyron , Antoine Voirand , Nicolas Mion , Charles Maragna , Daniel Mugnier et al.

Energy, 2022, 261, pp.124917. ⟨10.1016/j.energy.2022.124917⟩

Article dans une revue hal-03769160v1
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A New Approach for Characterizing Pile Heat Exchangers Using Thermal Response Tests

Charles Maragna , Fleur Loveridge

Energies, 2021, 14 (12), pp.3375. ⟨10.3390/en14123375⟩

Article dans une revue hal-03745853v1
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Benchmark study of simulators for thermo-hydraulic modelling of low enthalpy geothermal processes

Julian E Mindel , Peter Alt-Epping , Antoine Armandine Les Landes , Stijn Beernink , Daniel T Birdsell et al.

Geothermics, 2021, 96, pp.102130. ⟨10.1016/j.geothermics.2021.102130⟩

Article dans une revue hal-03744677v1
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Numerical investigation of long-term operation of ground-source heat pumps at neighborhood level: Focus on thermal interactions and electricity consumption

Mohamad Ali Jaafar , Charles Maragna

Geothermics, 2021, 96, pp.102172. ⟨10.1016/j.geothermics.2021.102172⟩

Article dans une revue hal-03744857v1
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A resistive-capacitive model of pile heat exchangers with an application to thermal response tests interpretation

Charles Maragna , Fleur Loveridge

Renewable Energy, 2019, 138, pp.891-910. ⟨10.1016/j.renene.2019.02.012⟩

Article dans une revue hal-02065114v1

The GRETA project: the contribution of near-surface geothermal energy for the energetic self-sufficiency of Alpine regions

Alessandro Casasso , Bruno Piga , Rajandrea Sethi , Joerg Prestor , Simona Pestotnik et al.

Acque Sotterranee - Italian Journal of Groundwater, 2017, 6 (1), ⟨10.7343/as-2017-265⟩

Article dans une revue hal-02918405v1