Charles MARAGNA

Publications

Communication dans un congrès (16)

Quelles perspectives pour les nouvelles technologies d'exploitation de la géothermie profonde ? Chrystel Dezayes,Sylvie Gentier,Charles Maragna,Antoine Armandine Les Landes,Théophile Guillonet al. Journées de la géothermie 2025, AFPG, Jun 2025, Biarritz, France Communication dans un congrès hal-04986137v1
An innovative classification of novel deep exploitation geothermal technologies Chrystel Dezayes,Sylvie Gentier,Charles Maragna,Antoine Armandine Les Landes,Theophile Guillonet al. European Geothermal Congress, EGEC, Oct 2025, Zürich, Switzerland Communication dans un congrès hal-04986164v1
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
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
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
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
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
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
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-Buschet al. European Geothermal Congress 2013, EGC 2013, Jun 2013, Pise, Italy Communication dans un congrès hal-00785110v1

Article dans une revue (9)

Design and optimization of a geothermal absorption cooling system in a tropical climate Charles Maragna,Amín Altamirano,Brice Tremeac,Florent Fabre,Laurène Rouzicet al. Applied Energy, 2024, 364, pp.123102. ⟨10.1016/j.apenergy.2024.123102⟩ Article dans une revue hal-04536943v1
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
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 Mugnieret al. Energy, 2022, 261, pp.124917. ⟨10.1016/j.energy.2022.124917⟩ Article dans une revue hal-03769160v1
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
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 Birdsellet al. Geothermics, 2021, 96, pp.102130. ⟨10.1016/j.geothermics.2021.102130⟩ Article dans une revue hal-03744677v1
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
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 Pestotniket al. Acque Sotterranee - Italian Journal of Groundwater, 2017, 6 (1), ⟨10.7343/as-2017-265⟩ Article dans une revue hal-02918405v1

Poster de conférence (3)

Implémentation de modèles de boîte noire adaptés pour la caractérisation des performances de refroidisseurs commerciaux à sorption Amín Altamirano,Charles Maragna,Brice Tremeac Société Française de Thermique, May 2022, Valenciennes, France Poster de conférence hal-04094708v1
Projet SunSTONE : réseaux de chaleur solaires intelligents avec stockage intersaisonnier Armelle Goareguer,Amandine Le Denn,Fabrice Renaude,Charles Maragna,Pierre-Henri Wuilleminet al. Journées Nationales sur l'Energie Solaire - JNES 2018, Jun 2018, Lyon, France Poster de conférence hal-02135860v1
Development of a numerical Platform for the Optimization of Borehole Heat Exchanger Fields Charles Maragna European Geothermal Congress : EGC 2016, Sep 2016, Strasbourg, France. 2016 Poster de conférence hal-01328052v1

Ouvrages (1)

Inventory and First Assessment of Oil and Gas Wells Conversion for Geothermal Heat Recovery in France Camille Maurel,Virginie Hamm,Frédérik Bugarel,Charles Maragna In press Ouvrages hal-02306770v1