{"id":109160,"date":"2023-09-04T20:18:03","date_gmt":"2023-09-04T18:18:03","guid":{"rendered":"https:\/\/batijournal.com\/?p=109160"},"modified":"2023-09-04T20:18:03","modified_gmt":"2023-09-04T18:18:03","slug":"un-gisement-dhydrogene-inepuisable-en-lorraine","status":"publish","type":"post","link":"https:\/\/batijournal.com\/index.php\/un-gisement-dhydrogene-inepuisable-en-lorraine\/109160\/","title":{"rendered":"Un gisement d&rsquo;hydrog\u00e8ne in\u00e9puisable en Lorraine ?"},"content":{"rendered":"<p>Sous le territoire lorrain encore durablement affect\u00e9 par la d\u00e9sindustrialisation pourrait sommeiller le plus gros r\u00e9servoir mondial d&rsquo;hydrog\u00e8ne. Ce gaz qui suscite de plus en plus d\u2019int\u00e9r\u00eat dans le cadre de la transition \u00e9nerg\u00e9tique. En explorant le sous-sol lorrain \u00e0 la recherche de m\u00e9thane que des membres du Laboratoire GeoRessources de l\u2019Universit\u00e9 de Lorraine et du CNRS ont eu la surprise de trouver de l\u2019hydrog\u00e8ne en forte proportion. Sa concentration augmentant avec la profondeur pour atteindre 20 % \u00e0 1 250m. De telles proportions permettent aux chercheurs de consid\u00e9rer qu\u2019\u00e0 3000 m de profondeur, la teneur en hydrog\u00e8ne pourrait d\u00e9passer 90 %. Ainsi et sur la base des donn\u00e9es gazi\u00e8res, le gisement lorrain pourrait contenir jusqu\u2019\u00e0 46 millions de tonnes d\u2019hydrog\u00e8ne blanc, c\u2019est-\u00e0-dire plus de la moiti\u00e9 de la production annuelle mondiale actuelle d\u2019hydrog\u00e8ne gris.<br \/>\n\u00ab\u00a0L\u2019hydrog\u00e8ne gris correspond ainsi \u00e0 l\u2019hydrog\u00e8ne produit en usine par transformation de gaz naturel. Il s\u2019agit actuellement de la premi\u00e8re provenance d\u2019hydrog\u00e8ne utilis\u00e9e comme source d\u2019\u00e9nergie, qui est critiqu\u00e9e pour la quantit\u00e9 de CO2 \u00e9mise durant le proc\u00e9d\u00e9. L\u2019hydrog\u00e8ne noir est quant \u00e0 lui produit \u00e0 partir de charbon, l\u2019hydrog\u00e8ne vert est lui le r\u00e9sultat d\u2019\u00e9lectrolyse de l\u2019eau avec de l\u2019\u00e9lectricit\u00e9 produite \u00e0 partir d\u2019\u00e9nergie renouvelable. Pour toutes ces formes d\u2019hydrog\u00e8ne, on parle donc d\u2019\u00e9nergie secondaire. L\u2019hydrog\u00e8ne blanc, qui nous int\u00e9resse ici, correspond \u00e0 l\u2019hydrog\u00e8ne d\u00e9j\u00e0 pr\u00e9sent en l\u2019\u00e9tat dans la nature. Il s\u2019agit alors d\u2019une source d\u2019\u00e9nergie primaire.\u00a0\u00bb<br \/>\n\u00ab\u00a0Directement disponible, ce gisement potentiel d\u2019hydrog\u00e8ne blanc a donc l\u2019immense avantage de ne pas n\u00e9cessiter d\u2019\u00e9nergie suppl\u00e9mentaire pour \u00eatre produit \u00e0 partir d\u2019autres gaz ou mol\u00e9cules. Il suscite \u00e9galement notre enthousiasme car l\u2019hypoth\u00e8se que nous favorisons aujourd\u2019hui pour expliquer sa pr\u00e9sence dans le sous-sol lorrain laisse pr\u00e9sager une ressource presque infinie de ce gaz.\u00a0\u00bb<br \/>\nLa prochaine \u00e9tape consistera \u00e0 d\u00e9ployer la sonde utilis\u00e9e dans des forages voisins de celui de Folschviller o\u00f9 a \u00e9t\u00e9 d\u00e9couverte la pr\u00e9sence d\u2019hydrog\u00e8ne. Ensuite, il faudra d\u00e9montrer que la concentration en hydrog\u00e8ne continue de cro\u00eetre pour des profondeurs sup\u00e9rieures \u00e0 1200 m.<\/p>\n<p>Source : The Conversation France.<\/p>\n<p>Photo \u00c0 Folschviller, la derni\u00e8re mine de charbon a ferm\u00e9 en 1979. La ville a depuis perdu un cinqui\u00e8me de sa population. \u00a0A.BourgeoisP\/Wikimedia, CC BY-SA<\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Sous le territoire lorrain encore durablement affect\u00e9 par la d\u00e9sindustrialisation pourrait sommeiller le plus gros r\u00e9servoir mondial d&rsquo;hydrog\u00e8ne. Ce gaz qui suscite de plus en plus d\u2019int\u00e9r\u00eat dans le cadre de la transition \u00e9nerg\u00e9tique. En explorant le sous-sol lorrain \u00e0 la recherche de m\u00e9thane que des membres du Laboratoire GeoRessources de l\u2019Universit\u00e9 de Lorraine et [&hellip;]<\/p>\n","protected":false},"author":17,"featured_media":109161,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_et_pb_use_builder":"","_et_pb_old_content":"","_et_gb_content_width":"","footnotes":""},"categories":[10736,10530,6351],"tags":[60],"class_list":["post-109160","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-a-la-une","category-actualites","category-energie-environnement","tag-energie"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.6 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Un gisement d&#039;hydrog\u00e8ne in\u00e9puisable en Lorraine ?<\/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:\/\/batijournal.com\/index.php\/un-gisement-dhydrogene-inepuisable-en-lorraine\/109160\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Un gisement d&#039;hydrog\u00e8ne in\u00e9puisable en Lorraine ?\" \/>\n<meta property=\"og:description\" content=\"Sous le territoire lorrain encore durablement affect\u00e9 par la d\u00e9sindustrialisation pourrait sommeiller le plus gros r\u00e9servoir mondial d&rsquo;hydrog\u00e8ne. Ce gaz qui suscite de plus en plus d\u2019int\u00e9r\u00eat dans le cadre de la transition \u00e9nerg\u00e9tique. En explorant le sous-sol lorrain \u00e0 la recherche de m\u00e9thane que des membres du Laboratoire GeoRessources de l\u2019Universit\u00e9 de Lorraine et [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/batijournal.com\/index.php\/un-gisement-dhydrogene-inepuisable-en-lorraine\/109160\/\" \/>\n<meta property=\"og:site_name\" content=\"Batijournal\" \/>\n<meta property=\"article:published_time\" content=\"2023-09-04T18:18:03+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/batijournal.com\/wp-content\/uploads\/2023\/09\/hydrogene-lorraine.webp\" \/>\n\t<meta property=\"og:image:width\" content=\"600\" \/>\n\t<meta property=\"og:image:height\" content=\"400\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/webp\" \/>\n<meta name=\"author\" content=\"St\u00e9phane Miget\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@bati_journal\" \/>\n<meta name=\"twitter:site\" content=\"@bati_journal\" \/>\n<meta name=\"twitter:label1\" content=\"\u00c9crit par\" \/>\n\t<meta name=\"twitter:data1\" content=\"St\u00e9phane Miget\" \/>\n\t<meta name=\"twitter:label2\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data2\" content=\"2 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\\\/\\\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\\\/\\\/batijournal.com\\\/index.php\\\/un-gisement-dhydrogene-inepuisable-en-lorraine\\\/109160\\\/#article\",\"isPartOf\":{\"@id\":\"https:\\\/\\\/batijournal.com\\\/index.php\\\/un-gisement-dhydrogene-inepuisable-en-lorraine\\\/109160\\\/\"},\"author\":{\"name\":\"St\u00e9phane Miget\",\"@id\":\"https:\\\/\\\/batijournal.com\\\/#\\\/schema\\\/person\\\/1dc96ec6957aa1ccb25ebe78bb19f100\"},\"headline\":\"Un gisement d&rsquo;hydrog\u00e8ne in\u00e9puisable en Lorraine ?\",\"datePublished\":\"2023-09-04T18:18:03+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\\\/\\\/batijournal.com\\\/index.php\\\/un-gisement-dhydrogene-inepuisable-en-lorraine\\\/109160\\\/\"},\"wordCount\":435,\"image\":{\"@id\":\"https:\\\/\\\/batijournal.com\\\/index.php\\\/un-gisement-dhydrogene-inepuisable-en-lorraine\\\/109160\\\/#primaryimage\"},\"thumbnailUrl\":\"https:\\\/\\\/batijournal.com\\\/wp-content\\\/uploads\\\/2023\\\/09\\\/hydrogene-lorraine.webp\",\"keywords\":[\"\u00e9nergie\"],\"articleSection\":[\"A la Une\",\"Actualit\u00e9s\",\"\u00c9nergie &amp; 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