{"id":4576,"date":"2005-04-17T23:45:52","date_gmt":"2005-04-17T23:45:52","guid":{"rendered":"http:\/\/blogs.thesocialmedia.com\/leblogenergie\/2005\/04\/17\/methanol-ou-hyd\/"},"modified":"2012-07-12T09:44:40","modified_gmt":"2012-07-12T09:44:40","slug":"methanol-ou-hyd","status":"publish","type":"post","link":"https:\/\/blogs.thesocialmedia.com\/leblogenergie\/2005\/04\/17\/methanol-ou-hyd\/","title":{"rendered":"Methanol ou Hydrog\u00e8ne ?"},"content":{"rendered":"<p><a href=\"http:\/\/blogs.thesocialmedia.com\/leblogenergie\/files\/2012\/07\/methanol_reformer1.jpg\"><img loading=\"lazy\" decoding=\"async\" height=\"173\" alt=\"Methanol_reformer\" src=\"http:\/\/blogs.thesocialmedia.com\/leblogenergie\/files\/2012\/07\/methanol_reformer.jpg\" width=\"250\"  \/><\/a> Dans le petit monde des <a href=\"http:\/\/minihydrogen.com\/catalog\/index.php\">piles \u00e0 combustible<\/a>, deux visions s&rsquo;affrontent: l&rsquo;alimentation sera-t-elle \u00e0 hydrog\u00e8ne ou au methanol ? En plus du d\u00e9bat <a href=\"http:\/\/www.pontotriplo.org\/quickpicks\/2005\/04\/new_solid_oxide.html\">SOFC<\/a> compar\u00e9 aux <a href=\"http:\/\/quanlymt.blogspot.com\/2005\/03\/zero-emission.html\">PEM<\/a>, la question du type de carburant se pose en plus. Si du cot\u00e9 du type des piles, il semble que le SOFC sera d\u00e9di\u00e9 aux puissances de moins de 20 kW et que les PEM trouveront leur application dans les <a href=\"http:\/\/autocity4u.blogspot.com\/2005\/04\/questions-and-answers-on-gms-hybrid.html\">automobiles<\/a>, o\u00fb 40 \u00e0 70 kW sont n\u00e9cessaires. Outre ce d\u00e9bat, celui du carburant se pose. L&rsquo;hydrog\u00e8ne est la plus propre et pose le moins de probl\u00e8mes aux PEM, qui ne supportent pas d&rsquo;impuret\u00e9s, car celles-ci bouchent leur membranes. Par contre, le stockage de H2 est loin d&rsquo;\u00eatre \u00e9vident. Selon les derniers d\u00e9velopements, des reservoirs en carbone-kevlar contiendront de l&rsquo;hydrog\u00e8ne sous forme gazeuse \u00e0 700 bars! Cela emp\u00e8che que le gaz n&rsquo;explose au contact de l&rsquo;air, car l&rsquo;\u00e9norme pression le rend incandescent d\u00e8s qu&rsquo;une fuite apparaitrait. Par contre, qui dit 700 bars dedans, dit aussi 700 bars pour le remplir! Bonjour la pression \u00e0 la pompe! Une alternative int\u00e9resante sera le m\u00e9thanol. Stockable comme de l&rsquo;essence, ce liquide permet gr\u00e2ce \u00e0 un r\u00e9formeur de se muer en hydrog\u00e8ne et venir alimenter la pile SOFC ou PEM, au choix. <\/p>\n<\/p>\n<p>Pour en savoir plus lisez la page de la <a href=\"http:\/\/www.pile-au-methanol.com\/\">pile au methanol<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Dans le petit monde des piles \u00e0 combustible, deux visions s&rsquo;affrontent: l&rsquo;alimentation sera-t-elle \u00e0 hydrog\u00e8ne ou au methanol ? En plus du d\u00e9bat SOFC compar\u00e9 aux PEM, la question du type de carburant se pose en plus. Si du cot\u00e9 du type des piles, il semble que le SOFC sera d\u00e9di\u00e9 aux puissances de moins [&hellip;]<\/p>\n","protected":false},"author":340,"featured_media":4632,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[11],"tags":[],"class_list":["post-4576","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-piles-a-combustible"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.0 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Methanol ou Hydrog\u00e8ne ? - leblogenergie.com<\/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:\/\/blogs.thesocialmedia.com\/leblogenergie\/2005\/04\/17\/methanol-ou-hyd\/\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:title\" content=\"Methanol ou Hydrog\u00e8ne ? - leblogenergie.com\" \/>\n<meta name=\"twitter:description\" content=\"Dans le petit monde des piles \u00e0 combustible, deux visions s&rsquo;affrontent: l&rsquo;alimentation sera-t-elle \u00e0 hydrog\u00e8ne ou au methanol ? 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