Charles MARAGNA

26
Documents

Publications

Publications

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-04986137 v1
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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-05059960 v1
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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-05064900 v1
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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-05059972 v1

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-05131589 v1
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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-03740034 v1
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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-03703232 v1

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-04096012 v1

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-02100283 v1

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-01773896 v1

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-01328915 v1
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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-01096829 v1
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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-01120945 v1

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-00785110 v1
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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-04536943 v1
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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-04095399 v1
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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-04057555 v1

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-03769160 v1
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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-03744677 v1
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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-03745853 v1
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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-02065114 v1

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-02918405 v1