{"id":27424,"date":"2026-02-24T11:10:13","date_gmt":"2026-02-24T10:10:13","guid":{"rendered":"https:\/\/greth.fr\/?p=27424"},"modified":"2026-03-18T11:44:16","modified_gmt":"2026-03-18T10:44:16","slug":"bilan-des-activites-2025-et-perspectives-2026-greth","status":"publish","type":"post","link":"https:\/\/greth.fr\/en\/bilan-des-activites-2025-et-perspectives-2026-greth\/","title":{"rendered":"Bilan des Activit\u00e9s 2025 et perspectives 2026 \u2013 GRETh"},"content":{"rendered":"<p><span style=\"font-size: 20px;\"><strong>Un r\u00e9seau toujours plus solide<\/strong><\/span><\/p>\n<p style=\"text-align: justify;\">En 2025, le r\u00e9seau du GRETh a continu\u00e9 de se renforcer, confirmant son r\u00f4le central d'association facilitant les \u00e9changes entre les acteurs du secteur. Avec <strong>139 adh\u00e9rents<\/strong>, <strong>dont 17 nouveaux membres<\/strong> (parmi lesquels 2 \u00e0 l'\u00e9tranger), notre communaut\u00e9 se renforce dans la continuit\u00e9 de l\u2019ann\u00e9e pr\u00e9c\u00e9dente.<\/p>\n<p><a href=\"https:\/\/greth.fr\/wp-content\/uploads\/2026\/03\/news032026-01.png\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/greth.fr\/wp-content\/uploads\/2026\/03\/news032026-01.png\" alt=\"\" width=\"793\" height=\"283\" class=\"aligncenter size-full wp-image-27426\" srcset=\"https:\/\/greth.fr\/wp-content\/uploads\/2026\/03\/news032026-01.png 793w, https:\/\/greth.fr\/wp-content\/uploads\/2026\/03\/news032026-01-100x36.png 100w, https:\/\/greth.fr\/wp-content\/uploads\/2026\/03\/news032026-01-300x107.png 300w, https:\/\/greth.fr\/wp-content\/uploads\/2026\/03\/news032026-01-768x274.png 768w, https:\/\/greth.fr\/wp-content\/uploads\/2026\/03\/news032026-01-18x6.png 18w\" sizes=\"auto, (max-width: 793px) 100vw, 793px\" \/><\/a><\/p>\n<p><span style=\"font-size: 20px;\"><strong>Des avanc\u00e9es en recherche technique et scientifique<\/strong><\/span><\/p>\n<p style=\"text-align: justify;\">Le GRETh a poursuivi ses travaux de recherche et de documentation technique avec la publication d\u2019un rapport majeur. Le rapport technique phare de l'ann\u00e9e porte sur la <strong>Fabrication Additive M\u00e9tallique appliqu\u00e9e aux \u00e9changeurs de chaleur<\/strong> (<a href=\"\/en\/la-fabrication-additive-metallique-appliquee-au-domaine-des-echangeurs-de-chaleur\/\">disponible ici<\/a>), un domaine en plein essor qui ouvre de nouvelles perspectives pour la conception et la fabrication de composants thermiques innovants.<\/p>\n<p style=\"text-align: justify;\">Trois autres documents sont en cours de r\u00e9alisation, et vont paraitre prochainement :<\/p>\n<ul>li>Le rapport technique \u00ab Power-to-Heat \/ Heat-to-Power \/ Power-to-X \u00bb ;<\/li>\n<li>Un rapport technique et outil d\u00e9di\u00e9 \u00e0 l'encrassement des \u00e9changeurs ;<\/li>\n<li>Un document comparatif entre exp\u00e9rimentation et logiciel.<\/li>\n<\/ul>\n<p style=\"text-align: justify;\">En compl\u00e9ment, <strong>13 nouvelles th\u00e8ses<\/strong> ont \u00e9t\u00e9 index\u00e9es sur le site du GRETh et sont accessibles \u00e0 l'ensemble des adh\u00e9rents, enrichissant une base documentaire scientifique de r\u00e9f\u00e9rence (<a href=\"\/en\/memoires-de-theses\/\">disponible ici<\/a>).<\/p>\n<p><a href=\"https:\/\/greth.fr\/wp-content\/uploads\/2026\/02\/news032026-02.png\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/greth.fr\/wp-content\/uploads\/2026\/02\/news032026-02.png\" alt=\"\" width=\"791\" height=\"284\" class=\"aligncenter size-full wp-image-27428\" srcset=\"https:\/\/greth.fr\/wp-content\/uploads\/2026\/02\/news032026-02.png 791w, https:\/\/greth.fr\/wp-content\/uploads\/2026\/02\/news032026-02-100x36.png 100w, https:\/\/greth.fr\/wp-content\/uploads\/2026\/02\/news032026-02-300x108.png 300w, https:\/\/greth.fr\/wp-content\/uploads\/2026\/02\/news032026-02-768x276.png 768w, https:\/\/greth.fr\/wp-content\/uploads\/2026\/02\/news032026-02-18x6.png 18w\" sizes=\"auto, (max-width: 791px) 100vw, 791px\" \/><\/a><\/p>\n<p><span style=\"font-size: 20px;\"><strong>Un accompagnement en forte demande<\/strong><\/span><\/p>\n<p style=\"text-align: justify;\">Le GRETh a enregistr\u00e9 environ <strong>250 sollicitations<\/strong> en 2025, maintenant le niveau \u00e9lev\u00e9 atteint en 2024 et confirmant la tendance de fond observ\u00e9e ces derni\u00e8res ann\u00e9es. Ces demandes portent aussi bien sur l'aide aux calculs \u00e9changeurs, l'analyse de cahiers des charges que sur l'accompagnement de projets R&D. Cette constance t\u00e9moigne d'un besoin structurel d'expertise et de conseils dans le domaine du transfert thermique. Notre \u00e9quipe reste pleinement mobilis\u00e9e pour r\u00e9pondre aux attentes des industriels et des bureaux d'\u00e9tudes.<\/p>\n<p style=\"text-align: justify;\">L'activit\u00e9 formation du GRETh reste l'une des plus pris\u00e9es de notre offre. En 2025, nous avons organis\u00e9 deux sessions de <strong>formation \u00ab standard \u00bb FET<\/strong> (Formation sur les \u00c9changeurs Thermiques), ainsi qu'une <strong>session sur mesure<\/strong> pour la soci\u00e9t\u00e9 CALOGENA. Ces formations offrent aux professionnels du secteur l'opportunit\u00e9 de renforcer leurs comp\u00e9tences en \u00e9changeurs thermiques. Notre certification Qualiopi, valide jusqu'en 2027, continue de garantir la qualit\u00e9 de notre enseignement.<\/p>\n<p><a href=\"https:\/\/greth.fr\/wp-content\/uploads\/2026\/02\/news032026-03.png\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/greth.fr\/wp-content\/uploads\/2026\/02\/news032026-03.png\" alt=\"\" width=\"792\" height=\"294\" class=\"aligncenter size-full wp-image-27429\" srcset=\"https:\/\/greth.fr\/wp-content\/uploads\/2026\/02\/news032026-03.png 792w, https:\/\/greth.fr\/wp-content\/uploads\/2026\/02\/news032026-03-100x37.png 100w, https:\/\/greth.fr\/wp-content\/uploads\/2026\/02\/news032026-03-300x111.png 300w, https:\/\/greth.fr\/wp-content\/uploads\/2026\/02\/news032026-03-768x285.png 768w, https:\/\/greth.fr\/wp-content\/uploads\/2026\/02\/news032026-03-18x7.png 18w\" sizes=\"auto, (max-width: 792px) 100vw, 792px\" \/><\/a><\/p>\n<p><span style=\"font-size: 20px;\"><strong>Des outils de calcul et de simulation encore plus performants<\/strong><\/span><\/p>\n<p style=\"text-align: justify;\">Le GRETh poursuit activement le d\u00e9veloppement de ses outils techniques. La version <strong>EchTherm 2026<\/strong> est d'ores et d\u00e9j\u00e0 en ligne, avec des fonctionnalit\u00e9s enrichies : un module SIZING pour les \u00e9changeurs \u00e0 <strong>plaques et calandre<\/strong>, un nouveau mode <strong>Multi-Simulation<\/strong>, une fiche SIMULATION pour l\u2019<strong>\u00e9changeur \u00e0 plaque en \u00e9vaporation<\/strong>, ainsi qu'un outil TOOLS+ incluant un <strong>g\u00e9n\u00e9rateur de plan de faisceau de tubes<\/strong> (Tube Bundle Diagram Generator).<\/p>\n<p style=\"text-align: justify;\">Parall\u00e8lement, notre e-Book a franchi une \u00e9tape majeure avec le lancement de <strong>WikiTherm<\/strong>, la version Wiki en ligne de notre e-Book. Cette nouvelle plateforme offre une navigation simplifi\u00e9e et intuitive permettant d\u2019avoir acc\u00e8s \u00e0 terme \u00e0 l\u2019ensemble des ressources techniques du site du GRETh (<a href=\"\/en\/wikitherm\/\">d\u00e9couvrez WikiTherm<\/a>).<\/p>\n<p><a href=\"https:\/\/greth.fr\/wp-content\/uploads\/2026\/02\/news032026-04.png\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/greth.fr\/wp-content\/uploads\/2026\/02\/news032026-04.png\" alt=\"\" width=\"787\" height=\"438\" class=\"aligncenter size-full wp-image-27430\" srcset=\"https:\/\/greth.fr\/wp-content\/uploads\/2026\/02\/news032026-04.png 787w, https:\/\/greth.fr\/wp-content\/uploads\/2026\/02\/news032026-04-100x56.png 100w, https:\/\/greth.fr\/wp-content\/uploads\/2026\/02\/news032026-04-300x167.png 300w, https:\/\/greth.fr\/wp-content\/uploads\/2026\/02\/news032026-04-768x427.png 768w, https:\/\/greth.fr\/wp-content\/uploads\/2026\/02\/news032026-04-18x10.png 18w\" sizes=\"auto, (max-width: 787px) 100vw, 787px\" \/><\/a><\/p>\n<p><span style=\"font-size: 20px;\"><strong>Une visibilit\u00e9 digitale en pleine expansion<\/strong><\/span><\/p>\n<p style=\"text-align: justify;\">Notre site web poursuit sa progression remarquable, avec une augmentation du nombre de visites de <strong>+27 % entre 2024 et 2025<\/strong>. Sur LinkedIn, notre communaut\u00e9 a franchi le cap des <strong>2 000 abonn\u00e9s<\/strong>, une belle reconnaissance de notre pr\u00e9sence digitale et de la qualit\u00e9 des contenus que nous partageons r\u00e9guli\u00e8rement. Ce canal nous permet de relayer nos actualit\u00e9s mais aussi celles de nos adh\u00e9rents, renfor\u00e7ant ainsi les synergies au sein du r\u00e9seau.<\/p>\n<p><a href=\"https:\/\/greth.fr\/wp-content\/uploads\/2026\/02\/news032026-05.png\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/greth.fr\/wp-content\/uploads\/2026\/02\/news032026-05.png\" alt=\"\" width=\"788\" height=\"313\" class=\"aligncenter size-full wp-image-27433\" srcset=\"https:\/\/greth.fr\/wp-content\/uploads\/2026\/02\/news032026-05.png 788w, https:\/\/greth.fr\/wp-content\/uploads\/2026\/02\/news032026-05-100x40.png 100w, https:\/\/greth.fr\/wp-content\/uploads\/2026\/02\/news032026-05-300x119.png 300w, https:\/\/greth.fr\/wp-content\/uploads\/2026\/02\/news032026-05-768x305.png 768w, https:\/\/greth.fr\/wp-content\/uploads\/2026\/02\/news032026-05-18x7.png 18w\" sizes=\"auto, (max-width: 788px) 100vw, 788px\" \/><\/a><\/p>\n<p><span style=\"font-size: 20px;\"><strong>Une pr\u00e9sence active sur les \u00e9v\u00e9nements et dans les m\u00e9dias<\/strong><\/span><\/p>\n<p style=\"text-align: justify;\">En 2025, le GRETh a \u00e9t\u00e9 pr\u00e9sent sur de nombreux salons industriels et scientifiques : <strong>WNE<\/strong>, <strong>SIAE<\/strong>, <strong>Pollutec<\/strong>, <strong>FCTM Esope<\/strong> and <strong>CFIA<\/strong>. Le GRETh a \u00e9galement particip\u00e9 aux journ\u00e9es de conf\u00e9rences organis\u00e9es par la <strong>Soci\u00e9t\u00e9 Fran\u00e7aise de Thermique (SFT)<\/strong> et le <strong>P\u00f4le Cristal<\/strong>.\"<\/p>\n<p style=\"text-align: justify;\">Le temps fort de l'ann\u00e9e reste les <a href=\"\/en\/journees-techniques-2025\/\">Journ\u00e9es Techniques 2025<\/a>, qui ont r\u00e9uni pas moins de <strong>100 participants<\/strong> \u2014 un record ! Ce succ\u00e8s illustre l'int\u00e9r\u00eat grandissant de la profession pour les \u00e9changes techniques organis\u00e9s par le GRETh. Enfin, le GRETh soutient officiellement le prochain <a href=\"\/en\/le-greth-supporte-hew2026\/\">Heat Exchanger World Conference & Expo Europe 2026<\/a>, confirmant notre engagement sur la sc\u00e8ne internationale.<\/p>\n<p><a href=\"https:\/\/greth.fr\/wp-content\/uploads\/2026\/02\/news032026-06.png\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/greth.fr\/wp-content\/uploads\/2026\/02\/news032026-06.png\" alt=\"\" width=\"789\" height=\"384\" class=\"aligncenter size-full wp-image-27434\" srcset=\"https:\/\/greth.fr\/wp-content\/uploads\/2026\/02\/news032026-06.png 789w, https:\/\/greth.fr\/wp-content\/uploads\/2026\/02\/news032026-06-100x49.png 100w, https:\/\/greth.fr\/wp-content\/uploads\/2026\/02\/news032026-06-300x146.png 300w, https:\/\/greth.fr\/wp-content\/uploads\/2026\/02\/news032026-06-768x374.png 768w, https:\/\/greth.fr\/wp-content\/uploads\/2026\/02\/news032026-06-18x9.png 18w\" sizes=\"auto, (max-width: 789px) 100vw, 789px\" \/><\/a><\/p>\n<p><span style=\"font-size: 20px;\"><strong>Vers 2026 : une dynamique qui se poursuit<\/strong><\/span><\/p>\n<p style=\"text-align: justify;\">L'ann\u00e9e 2025 a \u00e9t\u00e9 marqu\u00e9e par de nombreux succ\u00e8s et une croissance continue du GRETh. Nous poursuivrons nos efforts en 2026 pour d\u00e9velopper de nouvelles ressources, accompagner encore davantage nos adh\u00e9rents et renforcer notre impact dans le domaine du transfert thermique.<\/p>\n<p style=\"text-align: justify;\"><em>Un grand merci \u00e0 nos adh\u00e9rents, partenaires et collaborateurs pour leur engagement et leur confiance. Ensemble, nous contribuons \u00e0 b\u00e2tir un avenir plus performant et plus efficient en mati\u00e8re de gestion thermique et \u00e9nerg\u00e9tique<\/em>.<\/p>","protected":false},"excerpt":{"rendered":"<p>Un r\u00e9seau toujours plus solide En 2025, le r\u00e9seau du GRETh a continu\u00e9 de se renforcer, confirmant son r\u00f4le central d&#8217;association facilitant les \u00e9changes entre les acteurs du secteur. Avec 139 adh\u00e9rents, dont 17 nouveaux membres (parmi lesquels 2 \u00e0 l&#8217;\u00e9tranger), notre communaut\u00e9 se renforce dans la continuit\u00e9 de l\u2019ann\u00e9e pr\u00e9c\u00e9dente. Des avanc\u00e9es en recherche &hellip;<\/p>","protected":false},"author":1,"featured_media":27425,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[18],"tags":[],"class_list":["post-27424","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-actualites-du-greth"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v23.9 (Yoast SEO v27.3) - https:\/\/yoast.com\/product\/yoast-seo-premium-wordpress\/ -->\n<title>Bilan des Activit\u00e9s 2025 et perspectives 2026 \u2013 GRETh - GRETh<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/greth.fr\/en\/bilan-des-activites-2025-et-perspectives-2026-greth\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Bilan des Activit\u00e9s 2025 et perspectives 2026 \u2013 GRETh\" \/>\n<meta property=\"og:description\" content=\"Un r\u00e9seau toujours plus solide En 2025, le r\u00e9seau du GRETh a continu\u00e9 de se renforcer, confirmant son r\u00f4le central d&#039;association facilitant les \u00e9changes entre les acteurs du secteur. 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