{"id":6610,"date":"2026-09-14T03:36:48","date_gmt":"2026-09-14T03:36:48","guid":{"rendered":"https:\/\/solidhydro.ae\/?p=6610"},"modified":"2026-09-14T03:36:53","modified_gmt":"2026-09-14T03:36:53","slug":"resources-blog-reformed-methanol-fuel-cell","status":"publish","type":"post","link":"https:\/\/solidhydro.ae\/fr\/resources\/blog\/resources-blog-reformed-methanol-fuel-cell\/","title":{"rendered":"Pile \u00e0 combustible au m\u00e9thanol de type \u00ab Reformed \u00bb (RMFC) : comment \u00e7a marche ?"},"content":{"rendered":"<h1 id=\"h-\" class=\"wp-block-heading\"><\/h1>\n\n\n\n<p class=\"wp-block-paragraph\">A <strong>Pile \u00e0 combustible au m\u00e9thanol de type \u00ab Reformed \u00bb (RMFC)<\/strong> Il s'agit d'un syst\u00e8me d'alimentation \u00e0 pile \u00e0 combustible qui transforme le m\u00e9thanol liquide en hydrog\u00e8ne, puis utilise cet hydrog\u00e8ne pour produire de l'\u00e9lectricit\u00e9 gr\u00e2ce \u00e0 un <strong>pile \u00e0 combustible \u00e0 membrane \u00e9changeuse de protons (PEMFC)<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Contrairement \u00e0 une pile \u00e0 combustible \u00e0 hydrog\u00e8ne classique, qui n\u00e9cessite le stockage de l'hydrog\u00e8ne dans une bouteille sous haute pression, un syst\u00e8me RMFC stocke l'\u00e9nergie sous forme de m\u00e9thanol liquide et produit de l'hydrog\u00e8ne \u00e0 la demande gr\u00e2ce \u00e0 un reformeur int\u00e9gr\u00e9.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Cette architecture combine les <strong>haute densit\u00e9 \u00e9nerg\u00e9tique et facilit\u00e9 de manipulation du combustible liquide<\/strong> avec le <strong>production d'\u00e9lectricit\u00e9 propre et efficace \u00e0 partir d'une pile \u00e0 combustible \u00e0 hydrog\u00e8ne<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pour les applications portables, tactiques, en milieu isol\u00e9 et hors r\u00e9seau, la technologie RMFC peut constituer une alternative pratique aux batteries, aux g\u00e9n\u00e9rateurs diesel et aux syst\u00e8mes \u00e0 hydrog\u00e8ne haute pression classiques.<\/p>\n\n\n\n<h2 id=\"h-what-is-a-reformed-methanol-fuel-cell\" class=\"wp-block-heading\">Qu'est-ce qu'une pile \u00e0 combustible au m\u00e9thanol de type \u00ab Reformed \u00bb ?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">A <strong>Pile \u00e0 combustible au m\u00e9thanol de type \u00ab Reformed \u00bb (RMFC)<\/strong> Il s'agit d'un syst\u00e8me de pile \u00e0 combustible dans lequel le m\u00e9thanol est d'abord transform\u00e9 en un gaz riche en hydrog\u00e8ne par un processus de reformage catalytique.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L'hydrog\u00e8ne ainsi produit est ensuite achemin\u00e9 vers une pile \u00e0 combustible PEM, o\u00f9 il r\u00e9agit par voie \u00e9lectrochimique avec l'oxyg\u00e8ne de l'air pour produire de l'\u00e9lectricit\u00e9.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Dans l'ensemble, le processus peut se r\u00e9sumer ainsi :<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>M\u00e9thanol \u2192 Gaz riche en hydrog\u00e8ne \u2192 Pile \u00e0 combustible PEM \u2192 \u00c9lectricit\u00e9<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Cela diff\u00e8re fondamentalement d'un <strong>Pile \u00e0 combustible \u00e0 m\u00e9thanol direct (DMFC)<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Dans une pile \u00e0 combustible \u00e0 m\u00e9thanol direct (DMFC), le m\u00e9thanol est achemin\u00e9 directement vers la pile \u00e0 combustible et participe \u00e0 la r\u00e9action \u00e9lectrochimique.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Dans un RMFC, le m\u00e9thanol est d'abord trait\u00e9 par un reformeur afin de produire de l'hydrog\u00e8ne. L'hydrog\u00e8ne est ensuite consomm\u00e9 par une pile \u00e0 combustible PEM classique.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Cette s\u00e9paration permet aux syst\u00e8mes RMFC de tirer parti des performances \u00e9prouv\u00e9es de la technologie des piles \u00e0 combustible PEM tout en utilisant le m\u00e9thanol comme vecteur \u00e9nerg\u00e9tique liquide pratique.<\/p>\n\n\n\n<h2 id=\"h-how-does-an-rmfc-work\" class=\"wp-block-heading\">Comment fonctionne un RMFC ?<\/h2>\n\n\n\n<figure class=\"wp-block-image size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"479\" src=\"https:\/\/solidhydro.ae\/wp-content\/uploads\/2026\/09\/reformed-methanol-fuel-cell-working-principle-1-1024x479.webp\" alt=\"Principe de fonctionnement d&#039;une pile \u00e0 combustible au m\u00e9thanol reform\u00e9 (RMFC) : reformage du m\u00e9thanol, production d&#039;hydrog\u00e8ne et production d&#039;\u00e9lectricit\u00e9 par une pile \u00e0 combustible PEM\" class=\"wp-image-6617\" srcset=\"https:\/\/solidhydro.ae\/wp-content\/uploads\/2026\/09\/reformed-methanol-fuel-cell-working-principle-1-1024x479.webp 1024w, https:\/\/solidhydro.ae\/wp-content\/uploads\/2026\/09\/reformed-methanol-fuel-cell-working-principle-1-300x140.webp 300w, https:\/\/solidhydro.ae\/wp-content\/uploads\/2026\/09\/reformed-methanol-fuel-cell-working-principle-1-767x359.webp 767w, https:\/\/solidhydro.ae\/wp-content\/uploads\/2026\/09\/reformed-methanol-fuel-cell-working-principle-1-18x8.webp 18w, https:\/\/solidhydro.ae\/wp-content\/uploads\/2026\/09\/reformed-methanol-fuel-cell-working-principle-1.webp 1282w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Un syst\u00e8me RMFC se compose g\u00e9n\u00e9ralement de plusieurs composants int\u00e9gr\u00e9s :<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>R\u00e9servoir de m\u00e9thanol<\/strong><\/li>\n\n\n\n<li><strong>Syst\u00e8me d'alimentation en carburant<\/strong><\/li>\n\n\n\n<li><strong>R\u00e9formeur de m\u00e9thanol<\/strong><\/li>\n\n\n\n<li><strong>Syst\u00e8me de purification de gaz<\/strong><\/li>\n\n\n\n<li><strong>Pile \u00e0 combustible PEM<\/strong><\/li>\n\n\n\n<li><strong>Syst\u00e8me d'alimentation en air<\/strong><\/li>\n\n\n\n<li><strong>Syst\u00e8me de gestion thermique<\/strong><\/li>\n\n\n\n<li><strong>\u00c9lectronique de conditionnement et de commande de l'alimentation \u00e9lectrique<\/strong><\/li>\n<\/ol>\n\n\n\n<p class=\"wp-block-paragraph\">Ensemble, ces composants transforment en permanence le m\u00e9thanol en \u00e9nergie \u00e9lectrique.<\/p>\n\n\n\n<h3 id=\"h-step-1-methanol-storage\" class=\"wp-block-heading\">\u00c9tape 1 : Stockage du m\u00e9thanol<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Le processus commence par du m\u00e9thanol liquide stock\u00e9 dans un r\u00e9servoir de carburant.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Contrairement \u00e0 l'hydrog\u00e8ne comprim\u00e9, le m\u00e9thanol peut \u00eatre stock\u00e9 sous forme liquide dans des conditions ambiantes, sans n\u00e9cessiter de bouteille d'hydrog\u00e8ne \u00e0 haute pression.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Cela facilite la manipulation, le transport et le ravitaillement en carburant pour de nombreuses applications mobiles et en milieu isol\u00e9.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Dans le cas des syst\u00e8mes de terrain, cela peut s'av\u00e9rer particuli\u00e8rement utile, car l'op\u00e9rateur peut emporter du carburant liquide suppl\u00e9mentaire et ravitailler le syst\u00e8me lorsque cela est n\u00e9cessaire.<\/p>\n\n\n\n<h3 id=\"h-step-2-methanol-reforming\" class=\"wp-block-heading\">\u00c9tape 2 : Reformage au m\u00e9thanol<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Le m\u00e9thanol est achemin\u00e9 vers un <strong>r\u00e9formateur<\/strong>, o\u00f9 il est transform\u00e9 en un gaz riche en hydrog\u00e8ne.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Une r\u00e9action simplifi\u00e9e de reformage \u00e0 la vapeur du m\u00e9thanol peut \u00eatre repr\u00e9sent\u00e9e comme suit :<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>CH\u2083OH + H\u2082O \u2192 CO\u2082 + 3H\u2082<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Dans un syst\u00e8me RMFC en conditions r\u00e9elles, le reformeur fonctionne en association avec des sources de chaleur r\u00e9gul\u00e9es et des mat\u00e9riaux catalytiques afin de produire de l'hydrog\u00e8ne de mani\u00e8re efficace.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Le r\u00e9formateur est donc l'un des composants les plus importants d'un syst\u00e8me RMFC.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Son r\u00f4le consiste \u00e0 produire en continu de l'hydrog\u00e8ne \u00e0 partir du m\u00e9thanol, au d\u00e9bit requis par la pile \u00e0 combustible.<\/p>\n\n\n\n<h3 id=\"h-step-3-gas-purification\" class=\"wp-block-heading\">\u00c9tape 3 : Purification du gaz<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Le gaz de reformage produit par le reformeur contient de l'hydrog\u00e8ne ainsi que d'autres gaz, notamment du dioxyde de carbone et, \u00e9ventuellement, des traces de monoxyde de carbone.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Les catalyseurs des piles \u00e0 combustible PEM \u00e9tant sensibles au monoxyde de carbone, le gaz de reformage doit \u00eatre correctement trait\u00e9 et purifi\u00e9 avant d'entrer dans la pile \u00e0 combustible.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L'architecture exacte du syst\u00e8me de purification d\u00e9pend de la conception du syst\u00e8me, de la temp\u00e9rature de fonctionnement et de la technologie de reformage.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Une purification efficace des gaz est essentielle pour pr\u00e9server les performances, le rendement et la durabilit\u00e9 \u00e0 long terme des piles \u00e0 combustible.<\/p>\n\n\n\n<h3 id=\"h-step-4-hydrogen-enters-the-pem-fuel-cell\" class=\"wp-block-heading\">\u00c9tape 4 : L'hydrog\u00e8ne p\u00e9n\u00e8tre dans la pile \u00e0 combustible PEM<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Le gaz purifi\u00e9 riche en hydrog\u00e8ne est achemin\u00e9 vers le c\u00f4t\u00e9 anode de la pile de piles \u00e0 combustible PEM.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u00c0 l'int\u00e9rieur de la pile \u00e0 combustible, l'hydrog\u00e8ne est s\u00e9par\u00e9 en protons et en \u00e9lectrons.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">La membrane \u00e0 \u00e9change de protons laisse passer les protons tout en obligeant les \u00e9lectrons \u00e0 circuler dans un circuit \u00e9lectrique externe.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ce flux d'\u00e9lectrons produit de l'\u00e9nergie \u00e9lectrique utile.<\/p>\n\n\n\n<h3 id=\"h-step-5-oxygen-comes-from-ambient-air\" class=\"wp-block-heading\">\u00c9tape 5 : L'oxyg\u00e8ne provient de l'air ambiant<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Du c\u00f4t\u00e9 de la cathode, l'oxyg\u00e8ne pr\u00e9sent dans l'air ambiant participe \u00e0 la r\u00e9action \u00e9lectrochimique.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">La r\u00e9action globale d'une pile \u00e0 combustible PEM est la suivante :<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>2H\u2082 + O\u2082 \u2192 2H\u2082O + \u00e9lectricit\u00e9 + chaleur<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Les principaux produits \u00e9lectrochimiques sont donc l'\u00e9lectricit\u00e9, l'eau et la chaleur.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">C'est pourquoi la pile \u00e0 combustible elle-m\u00eame ne produit pas les \u00e9missions de particules ni les gaz de combustion associ\u00e9s \u00e0 un g\u00e9n\u00e9rateur diesel classique.<\/p>\n\n\n\n<h3 id=\"h-step-6-electricity-is-delivered-to-the-load\" class=\"wp-block-heading\">\u00c9tape 6 : L'\u00e9lectricit\u00e9 est achemin\u00e9e vers la charge<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">L'\u00e9lectricit\u00e9 produite par la pile \u00e0 combustible PEM est ensuite r\u00e9gul\u00e9e par des composants \u00e9lectroniques de puissance, puis fournie aux \u00e9quipements raccord\u00e9s.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Selon le syst\u00e8me, la sortie peut \u00eatre utilis\u00e9e pour alimenter :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Appareils \u00e9lectroniques portables<\/li>\n\n\n\n<li>\u00c9quipements de communication<\/li>\n\n\n\n<li>Capteurs<\/li>\n\n\n\n<li>Syst\u00e8mes de drones<\/li>\n\n\n\n<li>Robotique<\/li>\n\n\n\n<li>\u00c9quipements de t\u00e9l\u00e9surveillance<\/li>\n\n\n\n<li>Mat\u00e9riel de terrain<\/li>\n\n\n\n<li>Syst\u00e8mes d'alimentation de secours<\/li>\n\n\n\n<li>Charges \u00e9lectriques hors r\u00e9seau<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Le syst\u00e8me peut \u00e9galement \u00eatre con\u00e7u pour fonctionner en continu tant qu'il y a suffisamment de m\u00e9thanol disponible.<\/p>\n\n\n\n<h2 id=\"h-rmfc-vs-direct-methanol-fuel-cell\" class=\"wp-block-heading\">Pile \u00e0 combustible \u00e0 m\u00e9thanol r\u00e9actif (RMFC) vs pile \u00e0 combustible \u00e0 m\u00e9thanol direct<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Les technologies RMFC et DMFC sont toutes deux des technologies de piles \u00e0 combustible \u00e0 base de m\u00e9thanol, mais leurs architectures sont fondamentalement diff\u00e9rentes.<\/p>\n\n\n\n<figure class=\"wp-block-table\"><table class=\"has-fixed-layout\"><thead><tr><th>Fonctionnalit\u00e9<\/th><th>RMFC<\/th><th>DMFC<\/th><\/tr><\/thead><tbody><tr><td>Carburant<\/td><td>M\u00e9thanol<\/td><td>M\u00e9thanol<\/td><\/tr><tr><td>Production d'hydrog\u00e8ne<\/td><td>R\u00e9formateur interne<\/td><td>Pas d'\u00e9tape de reformage externe<\/td><\/tr><tr><td>Pile \u00e0 combustible<\/td><td>G\u00e9n\u00e9ralement, les PEMFC<\/td><td>Pile \u00e0 combustible \u00e0 m\u00e9thanol direct<\/td><\/tr><tr><td>Hydrog\u00e8ne utilis\u00e9 par la pile \u00e0 combustible<\/td><td>Oui<\/td><td>Non<\/td><\/tr><tr><td>Complexit\u00e9 du syst\u00e8me<\/td><td>Plus \u00e9lev\u00e9<\/td><td>Inf\u00e9rieur<\/td><\/tr><tr><td>Traitement des carburants<\/td><td>Obligatoire<\/td><td>Non obligatoire<\/td><\/tr><tr><td>Densit\u00e9 de puissance potentielle<\/td><td>\u00c9lev\u00e9e, selon la conception<\/td><td>G\u00e9n\u00e9ralement plus bas<\/td><\/tr><tr><td>Principal avantage<\/td><td>Associe un combustible liquide \u00e0 la technologie PEMFC \u00e0 hydrog\u00e8ne<\/td><td>Architecture simple du syst\u00e8me \u00e0 m\u00e9thanol direct<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">La diff\u00e9rence essentielle est simple :<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>La technologie DMFC utilise directement le m\u00e9thanol dans la pile \u00e0 combustible. La technologie RMFC transforme d'abord le m\u00e9thanol en hydrog\u00e8ne.<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pour les applications o\u00f9 une densit\u00e9 de puissance plus \u00e9lev\u00e9e, les performances des piles \u00e0 combustible PEM et une dur\u00e9e de fonctionnement plus longue sont des crit\u00e8res importants, les piles RMFC peuvent offrir des avantages significatifs.<\/p>\n\n\n\n<h2 id=\"h-why-use-methanol-to-produce-hydrogen\" class=\"wp-block-heading\">Pourquoi utiliser le m\u00e9thanol pour produire de l'hydrog\u00e8ne ?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">\u00c0 premi\u00e8re vue, la production d'hydrog\u00e8ne \u00e0 partir de m\u00e9thanol peut sembler superflue alors qu'il est possible de s'approvisionner directement en hydrog\u00e8ne.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">La r\u00e9ponse est <strong>stockage et logistique des carburants<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L'hydrog\u00e8ne pr\u00e9sente d'excellentes caract\u00e9ristiques \u00e9nerg\u00e9tiques sur le plan gravim\u00e9trique, mais le stockage de grandes quantit\u00e9s d'hydrog\u00e8ne peut n\u00e9cessiter des bouteilles de gaz comprim\u00e9, des infrastructures sp\u00e9cialis\u00e9es ou d'autres technologies de stockage de l'hydrog\u00e8ne.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Le m\u00e9thanol, en revanche, est un carburant liquide qui peut \u00eatre stock\u00e9 et transport\u00e9 gr\u00e2ce aux infrastructures logistiques existantes d\u00e9di\u00e9es aux carburants liquides.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Un RMFC permet donc de d\u00e9placer le d\u00e9fi de <strong>stockage de l'hydrog\u00e8ne<\/strong> \u00e0 <strong>produire de l'hydrog\u00e8ne \u00e0 la demande<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Cela peut s'av\u00e9rer particuli\u00e8rement int\u00e9ressant lorsque :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Une longue dur\u00e9e de fonctionnement est n\u00e9cessaire<\/li>\n\n\n\n<li>Le ravitaillement doit \u00eatre rapide<\/li>\n\n\n\n<li>Il n'existe pas d'infrastructure pour l'hydrog\u00e8ne \u00e0 haute pression<\/li>\n\n\n\n<li>Le syst\u00e8me d'alimentation doit rester compact<\/li>\n\n\n\n<li>Le transport du carburant est un aspect important \u00e0 prendre en compte<\/li>\n\n\n\n<li>Le syst\u00e8me est d\u00e9ploy\u00e9 dans des environnements isol\u00e9s ou hors r\u00e9seau  <\/li>\n<\/ul>\n\n\n\n<h2 id=\"h-rmfc-vs-hydrogen-fuel-cell\" class=\"wp-block-heading\">RMFC contre pile \u00e0 combustible \u00e0 hydrog\u00e8ne<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Un syst\u00e8me classique de pile \u00e0 combustible PEM \u00e0 hydrog\u00e8ne pr\u00e9sente g\u00e9n\u00e9ralement l'architecture suivante :<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Hydrog\u00e8ne comprim\u00e9 \u2192 Pile \u00e0 combustible PEM \u2192 \u00c9lectricit\u00e9<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Voici un syst\u00e8me RMFC :<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>M\u00e9thanol liquide \u2192 Reformeur \u2192 Hydrog\u00e8ne \u2192 Pile \u00e0 combustible PEM \u2192 \u00c9lectricit\u00e9<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ces deux syst\u00e8mes recourent en fin de compte \u00e0 l'\u00e9lectrochimie de l'hydrog\u00e8ne au sein de la pile \u00e0 combustible PEM.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">La principale diff\u00e9rence r\u00e9side dans le mode d'approvisionnement en hydrog\u00e8ne.<\/p>\n\n\n\n<h3 id=\"h-conventional-hydrogen-fuel-cell\" class=\"wp-block-heading\">Pile \u00e0 combustible \u00e0 hydrog\u00e8ne classique<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Un syst\u00e8me \u00e0 hydrog\u00e8ne direct offre un processus de conversion d'\u00e9nergie relativement simple, car l'hydrog\u00e8ne est d\u00e9j\u00e0 disponible pour la pile \u00e0 combustible.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Toutefois, ce syst\u00e8me n\u00e9cessite une solution adapt\u00e9e pour l'approvisionnement et le stockage de l'hydrog\u00e8ne.<\/p>\n\n\n\n<h3 id=\"h-reformed-methanol-fuel-cell\" class=\"wp-block-heading\">Pile \u00e0 combustible au m\u00e9thanol de type \u00ab Reformed \u00bb<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Un RMFC int\u00e8gre la production d'hydrog\u00e8ne au r\u00e9seau \u00e9lectrique.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Cela \u00e9vite d'avoir \u00e0 transporter de l'hydrog\u00e8ne comprim\u00e9 comme carburant principal et permet \u00e0 l'op\u00e9rateur de r\u00e9approvisionner le syst\u00e8me en m\u00e9thanol liquide.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pour certaines applications sur le terrain, cela peut simplifier la logistique du carburant et accro\u00eetre la flexibilit\u00e9 op\u00e9rationnelle.<\/p>\n\n\n\n<h2 id=\"h-advantages-of-rmfc-technology\" class=\"wp-block-heading\">Avantages de la technologie RMFC<\/h2>\n\n\n\n<h3 id=\"h-1-liquid-fuel-storage\" class=\"wp-block-heading\">1. Stockage de carburants liquides<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Le m\u00e9thanol peut \u00eatre stock\u00e9 sous forme liquide dans des conditions normales, ce qui le rend plus facile \u00e0 manipuler que l'hydrog\u00e8ne comprim\u00e9 dans de nombreux environnements d'exploitation.<\/p>\n\n\n\n<h3 id=\"h-2-hydrogen-generated-on-demand\" class=\"wp-block-heading\">2. Production d\u2019hydrog\u00e8ne \u00e0 la demande<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Le syst\u00e8me produit de l'hydrog\u00e8ne en interne, selon les besoins de la pile \u00e0 combustible.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Cela \u00e9vite d'avoir \u00e0 recourir \u00e0 une alimentation en hydrog\u00e8ne haute pression distincte sur le terrain.<\/p>\n\n\n\n<h3 id=\"h-3-pem-fuel-cell-performance\" class=\"wp-block-heading\">3. Performances des piles \u00e0 combustible PEM<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">L'hydrog\u00e8ne issu du reformage \u00e9tant achemin\u00e9 vers une pile de piles \u00e0 combustible PEM, les syst\u00e8mes RMFC peuvent b\u00e9n\u00e9ficier du rendement \u00e9lev\u00e9 et du fonctionnement \u00e9lectrochimique \u00e0 basse temp\u00e9rature propres \u00e0 la technologie PEMFC.<\/p>\n\n\n\n<h3 id=\"h-4-long-duration-operation\" class=\"wp-block-heading\">4. Fonctionnement de longue dur\u00e9e<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Il est possible de prolonger l'autonomie en emportant du carburant liquide suppl\u00e9mentaire plut\u00f4t que de compter uniquement sur la capacit\u00e9 fixe de la batterie.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Cela rend la technologie RMFC particuli\u00e8rement int\u00e9ressante pour les missions n\u00e9cessitant une autonomie prolong\u00e9e.<\/p>\n\n\n\n<h3 id=\"h-5-low-acoustic-signature\" class=\"wp-block-heading\">5. Faible empreinte acoustique<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Les piles \u00e0 combustible produisent de l'\u00e9lectricit\u00e9 par voie \u00e9lectrochimique plut\u00f4t que par combustion.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Lorsqu'il est correctement con\u00e7u, un syst\u00e8me RMFC peut donc fonctionner avec une empreinte acoustique bien inf\u00e9rieure \u00e0 celle des g\u00e9n\u00e9rateurs \u00e0 combustion interne classiques.<\/p>\n\n\n\n<h3 id=\"h-6-reduced-local-air-pollutants\" class=\"wp-block-heading\">6. R\u00e9duction des polluants atmosph\u00e9riques locaux<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">L'\u00e9lectricit\u00e9 \u00e9tant produite par un processus \u00e9lectrochimique plut\u00f4t que par combustion, les syst\u00e8mes RMFC permettent d'\u00e9viter les niveaux \u00e9lev\u00e9s de particules, de NOx et d'autres polluants li\u00e9s \u00e0 la combustion g\u00e9n\u00e9ralement associ\u00e9s aux g\u00e9n\u00e9rateurs diesel.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Cependant, le reformage au m\u00e9thanol g\u00e9n\u00e8re lui-m\u00eame du CO\u2082, de sorte que les syst\u00e8mes RMFC ne doivent pas \u00eatre consid\u00e9r\u00e9s comme totalement exempts de carbone.<\/p>\n\n\n\n<h2 id=\"h-limitations-and-engineering-challenges\" class=\"wp-block-heading\">Contraintes et d\u00e9fis techniques<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">La technologie RMFC n'est pas sans poser certains d\u00e9fis.<\/p>\n\n\n\n<h3 id=\"h-reformer-start-up-time\" class=\"wp-block-heading\">Temps de d\u00e9marrage du Reformer<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Le reformeur doit atteindre son r\u00e9gime de fonctionnement avant que la production d'hydrog\u00e8ne ne se stabilise.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Cela signifie qu'un RMFC peut n\u00e9cessiter un temps de d\u00e9marrage plus long qu'une batterie.<\/p>\n\n\n\n<h3 id=\"h-thermal-management\" class=\"wp-block-heading\">Gestion thermique<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Le reformage du m\u00e9thanol n\u00e9cessite des conditions thermiques contr\u00f4l\u00e9es.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Le syst\u00e8me doit g\u00e9rer la chaleur produite et consomm\u00e9e par le reformeur, la pile \u00e0 combustible et les composants associ\u00e9s.<\/p>\n\n\n\n<h3 id=\"h-gas-purification\" class=\"wp-block-heading\">Purification des gaz<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Les piles \u00e0 combustible PEM n\u00e9cessitent de l'hydrog\u00e8ne pur.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Il est donc essentiel de ma\u00eetriser la teneur en monoxyde de carbone et les autres impuret\u00e9s du produit de reformage pour garantir les performances et la long\u00e9vit\u00e9 de la pile.<\/p>\n\n\n\n<h3 id=\"h-system-integration\" class=\"wp-block-heading\">Int\u00e9gration de syst\u00e8mes<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Une pile \u00e0 combustible \u00e0 recirculation de m\u00e9thane (RMFC) est plus complexe qu'une simple batterie, car elle combine le stockage du combustible, le reformage, le traitement des gaz, la gestion thermique, la conversion en \u00e9nergie par pile \u00e0 combustible et l'\u00e9lectronique de puissance.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Le d\u00e9fi technique consiste \u00e0 int\u00e9grer ces composants dans un syst\u00e8me compact, fiable et performant.<\/p>\n\n\n\n<h2 id=\"h-where-are-rmfc-systems-used\" class=\"wp-block-heading\">O\u00f9 utilise-t-on les syst\u00e8mes RMFC ?<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">La technologie RMFC est particuli\u00e8rement adapt\u00e9e aux applications dans lesquelles <strong>grande autonomie, logistique de ravitaillement en carburant simplifi\u00e9e et alimentation \u00e9lectrique hors r\u00e9seau fiable<\/strong> sont plus importants que la capacit\u00e9 de d\u00e9marrage imm\u00e9diat d'une batterie.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Parmi les applications possibles, on peut citer :<\/p>\n\n\n\n<h3 id=\"h-tactical-and-military-power\" class=\"wp-block-heading\">Puissance tactique et militaire<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Les soldats et les \u00e9quipes de terrain peuvent avoir besoin d'une alimentation \u00e9lectrique continue pour leurs \u00e9quipements de communication, leurs capteurs, leurs syst\u00e8mes informatiques et autres appareils \u00e9lectroniques.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Un RMFC permet d'assurer une alimentation prolong\u00e9e sans d\u00e9pendre exclusivement de batteries de grande capacit\u00e9.<\/p>\n\n\n\n<h3 id=\"h-uav-and-robotics\" class=\"wp-block-heading\">Drones et robotique<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Pour certaines plateformes de drones et de robots, la capacit\u00e9 \u00e0 transporter du carburant liquide et \u00e0 produire de l'\u00e9lectricit\u00e9 pendant de longues p\u00e9riodes peut constituer une alternative aux architectures classiques fonctionnant uniquement \u00e0 l'aide de batteries.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">L'ad\u00e9quation r\u00e9elle d\u00e9pend de la charge utile, du poids du syst\u00e8me, de la puissance requise, du profil de mission et des exigences thermiques.<\/p>\n\n\n\n<h3 id=\"h-remote-and-off-grid-power\" class=\"wp-block-heading\">Alimentation \u00e9lectrique \u00e0 distance et hors r\u00e9seau<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Les syst\u00e8mes RMFC permettent d'assurer l'alimentation \u00e9lectrique dans les zones o\u00f9 l'acc\u00e8s au r\u00e9seau \u00e9lectrique est inexistant ou instable.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Parmi les applications possibles, on peut citer les stations de surveillance \u00e0 distance, les \u00e9quipements de t\u00e9l\u00e9communications, les instruments scientifiques et les infrastructures de terrain.<\/p>\n\n\n\n<h3 id=\"h-backup-and-emergency-power\" class=\"wp-block-heading\">Alimentation de secours et alimentation d'urgence<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Comme le syst\u00e8me peut \u00eatre aliment\u00e9 en m\u00e9thanol liquide, la technologie RMFC peut \u00e9galement \u00eatre envisag\u00e9e pour des applications d\u2019alimentation de secours de longue dur\u00e9e, lorsque l\u2019autonomie des batteries seules s\u2019av\u00e8re insuffisante.<\/p>\n\n\n\n<h2 id=\"h-rmfc-vs-batteries\" class=\"wp-block-heading\">RMFC contre les Batteries<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Les batteries sont tr\u00e8s efficaces et fournissent une puissance instantan\u00e9e exceptionnelle, mais leur autonomie d\u00e9pend directement de l'\u00e9nergie \u00e9lectrique stock\u00e9e.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Une fois la batterie d\u00e9charg\u00e9e, il faut recharger le syst\u00e8me ou remplacer la batterie.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Un RMFC stocke de l'\u00e9nergie sous forme de combustible liquide et transforme ce combustible en \u00e9lectricit\u00e9 en continu.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Cela donne lieu \u00e0 un mod\u00e8le de fonctionnement diff\u00e9rent :<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Batterie : Charge \u2192 Utilisation \u2192 Recharge<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>RMFC : Ravitaillement \u2192 Exploitation \u2192 Ravitaillement<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pour les missions de courte dur\u00e9e, les batteries peuvent rester la solution la plus pratique.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pour les missions de longue dur\u00e9e, o\u00f9 il est plus facile de transporter du carburant suppl\u00e9mentaire que d'augmenter la capacit\u00e9 des batteries, la technologie RMFC peut s'av\u00e9rer de plus en plus int\u00e9ressante.<\/p>\n\n\n\n<h2 id=\"h-rmfc-vs-diesel-generators\" class=\"wp-block-heading\">RMFC contre les groupes \u00e9lectrog\u00e8nes au diesel<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Les g\u00e9n\u00e9rateurs diesel restent largement utilis\u00e9s pour les applications hors r\u00e9seau \u00e0 forte puissance, mais ils reposent sur des moteurs \u00e0 combustion et n\u00e9cessitent des composants m\u00e9caniques tels que des moteurs, des alternateurs et des syst\u00e8mes d'\u00e9chappement.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Les syst\u00e8mes RMFC produisent de l'\u00e9lectricit\u00e9 par voie \u00e9lectrochimique.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Cela peut pr\u00e9senter des avantages dans les domaines suivants :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Signature acoustique<\/li>\n\n\n\n<li>Qualit\u00e9 de l'air au niveau local<\/li>\n\n\n\n<li>Complexit\u00e9 m\u00e9canique<\/li>\n\n\n\n<li>Rendement \u00e0 charge partielle, en fonction de la conception du syst\u00e8me<\/li>\n\n\n\n<li>Applications d'alimentation \u00e9lectrique portables et compactes<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\">Toutefois, les g\u00e9n\u00e9rateurs diesel restent tr\u00e8s comp\u00e9titifs pour les applications n\u00e9cessitant une puissance continue tr\u00e8s \u00e9lev\u00e9e, un d\u00e9marrage rapide et une infrastructure de ravitaillement en carburant bien \u00e9tablie.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">La technologie la plus adapt\u00e9e d\u00e9pend donc du profil de la mission plut\u00f4t que d\u2019un crit\u00e8re unique et universel.<\/p>\n\n\n\n<h2 id=\"h-the-role-of-rmfc-in-next-generation-portable-power\" class=\"wp-block-heading\">Le r\u00f4le des RMFC dans les sources d'\u00e9nergie portables de nouvelle g\u00e9n\u00e9ration<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Le d\u00e9veloppement de la technologie RMFC s'inscrit dans une tendance plus large en mati\u00e8re de production d\u00e9centralis\u00e9e d'\u00e9lectricit\u00e9 :<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>passer du stockage de l'\u00e9lectricit\u00e9 au stockage de l'\u00e9nergie sous forme de combustible transportable, puis la convertir en \u00e9lectricit\u00e9 en cas de besoin.<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Les batteries stockent directement l'\u00e9nergie \u00e9lectrique.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Les piles \u00e0 combustible \u00e0 hydrog\u00e8ne stockent l'hydrog\u00e8ne et le transforment par voie \u00e9lectrochimique.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Les syst\u00e8mes RMFC adoptent une approche diff\u00e9rente en utilisant le m\u00e9thanol comme vecteur \u00e9nerg\u00e9tique et en produisant de l'hydrog\u00e8ne en interne.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Cette architecture permet de combler le foss\u00e9 entre <strong>logistique des carburants liquides et production d'\u00e9lectricit\u00e9 \u00e0 partir de piles \u00e0 combustible \u00e0 hydrog\u00e8ne<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pour les applications tactiques, \u00e0 distance et de longue dur\u00e9e, cette combinaison peut s'av\u00e9rer particuli\u00e8rement utile.<\/p>\n\n\n\n<h2 id=\"h-solidhydro-hydra-r-compact-rmfc-power\" class=\"wp-block-heading\">SOLIDHYDRO HYDRA-R : une solution compacte d'alimentation \u00e9lectrique RMFC<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">SOLIDHYDRO utilise la technologie RMFC pour des syst\u00e8mes d'alimentation compacts destin\u00e9s \u00e0 des applications portables et hors r\u00e9seau exigeantes.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Le <strong>S\u00e9rie HYDRA-R<\/strong> utilise le reformage au m\u00e9thanol pour produire de l'hydrog\u00e8ne destin\u00e9 \u00e0 un syst\u00e8me de pile \u00e0 combustible PEM, offrant ainsi une alternative aux architectures d'alimentation classiques reposant uniquement sur des batteries.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Le syst\u00e8me HYDRA-R 60 W est con\u00e7u pour les applications o\u00f9 la compacit\u00e9, le faible niveau sonore, une autonomie prolong\u00e9e et la facilit\u00e9 de ravitaillement en carburant liquide sont des crit\u00e8res importants.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Au lieu d'utiliser de l'hydrog\u00e8ne comprim\u00e9, le syst\u00e8me utilise du m\u00e9thanol comme carburant principal et produit de l'hydrog\u00e8ne en interne.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Cette approche est particuli\u00e8rement adapt\u00e9e aux \u00e9quipements portables, \u00e0 l'alimentation \u00e9lectrique \u00e0 distance et aux applications tactiques, o\u00f9 la logistique du carburant et l'autonomie sont des facteurs essentiels.<\/p>\n\n\n\n<h2 id=\"h-conclusion\" class=\"wp-block-heading\">Conclusion<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">A <strong>Pile \u00e0 combustible au m\u00e9thanol de type \u00ab Reformed \u00bb (RMFC)<\/strong> associe deux technologies :<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>r\u00e9formage au m\u00e9thanol + piles \u00e0 combustible PEM \u00e0 hydrog\u00e8ne.<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Le reformeur transforme le m\u00e9thanol liquide en un gaz riche en hydrog\u00e8ne. Apr\u00e8s purification, l'hydrog\u00e8ne est achemin\u00e9 vers une pile de piles \u00e0 combustible PEM, o\u00f9 il r\u00e9agit avec l'oxyg\u00e8ne de l'air pour produire de l'\u00e9lectricit\u00e9.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Il en r\u00e9sulte une architecture d'alimentation qui combine les <strong>logistique du m\u00e9thanol en tant que carburant liquide<\/strong> avec le <strong>production \u00e9lectrochimique d'hydrog\u00e8ne pour les piles \u00e0 combustible<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pour les applications n\u00e9cessitant une autonomie prolong\u00e9e, un faible niveau sonore, une utilisation nomade et une alimentation hors r\u00e9seau, la technologie RMFC offre une alternative aux batteries classiques, aux piles \u00e0 combustible \u00e0 m\u00e9thanol direct et aux g\u00e9n\u00e9rateurs \u00e0 combustion.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u00c0 mesure que les syst\u00e8mes \u00e0 pile \u00e0 combustible deviennent de plus en plus compacts, l\u00e9gers et int\u00e9gr\u00e9s, <strong>Les piles \u00e0 combustible au m\u00e9thanol de type \u00ab reform\u00e9 \u00bb pourraient jouer un r\u00f4le de plus en plus important dans les syst\u00e8mes d'alimentation portables et d\u00e9centralis\u00e9s de nouvelle g\u00e9n\u00e9ration.<\/strong><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">D\u00e9couvrez SOLIDHYDRO HYDRA-R<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Vous cherchez un mod\u00e8le compact ? <strong>Pile \u00e0 combustible au m\u00e9thanol de type \u00ab Reformed \u00bb (RMFC)<\/strong> Une solution pour l'alimentation \u00e9lectrique portable, tactique ou hors r\u00e9seau ?<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">D\u00e9couvrez le <strong>S\u00e9rie HYDRA-R de SOLIDHYDRO<\/strong> \u2014 une plateforme de pile \u00e0 combustible \u00e0 reformage au m\u00e9thanol, con\u00e7ue pour produire de l'hydrog\u00e8ne \u00e0 la demande et fournir une alimentation \u00e9lectrique fiable sans avoir recours \u00e0 des bouteilles d'hydrog\u00e8ne \u00e0 haute pression.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>D\u00e9couvrir<a href=\"https:\/\/solidhydro.ae\/fr\/product\/hydra-r-series\/hydra-r-60w\/\"> HYDRA-R 60 W \u2192<\/a><\/strong><br><strong>Contact <a href=\"https:\/\/solidhydro.ae\/fr\/contact\/\">SOLIDHYDRO pour votre application<\/a> \u2192<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pour en savoir plus <\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/solidhydro.ae\/fr\/resources\/blog\/tactical-fuel-cells-hydrogen-vs-methanol\/\">Pile \u00e0 combustible au m\u00e9thanol ou \u00e0 l'hydrog\u00e8ne : comparaison des puissances tactiques<\/a><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>","protected":false},"excerpt":{"rendered":"<p>A Reformed Methanol Fuel Cell (RMFC) is a fuel-cell power system that converts liquid methanol into hydrogen and then uses that hydrogen to generate electricity through a proton exchange membrane fuel cell (PEMFC). Unlike a conventional hydrogen fuel cell that requires hydrogen to be stored in a high-pressure cylinder, an RMFC system stores energy in [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":6618,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"set","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center 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