{"id":1262,"date":"2009-01-29T10:53:47","date_gmt":"2009-01-29T10:53:47","guid":{"rendered":"http:\/\/blogs.thesocialmedia.com\/leblogenergie\/2009\/01\/29\/un-module-therm\/"},"modified":"2012-07-12T11:19:25","modified_gmt":"2012-07-12T11:19:25","slug":"un-module-therm","status":"publish","type":"post","link":"https:\/\/blogs.thesocialmedia.com\/leblogenergie\/2009\/01\/29\/un-module-therm\/","title":{"rendered":"Un module thermo\u00e9lectrique commercialis\u00e9 par le japonais Komatsu"},"content":{"rendered":"<p>&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;<strong><span style=\"font-size: 1.4em\">L<\/span><\/strong>e japonais Komatsu, plus connu pour ses engins de travaux publics, travaille activement sur les dispositifs thermo\u00e9lectriques susceptibles de r\u00e9cup\u00e9rer sous forme \u00e9lectrique une partie de l&rsquo;\u00e9nergie thermique perdue dans les \u00e9missions de gaz industriels ou d&rsquo;\u00e9chappements de v\u00e9hicules. Il annonce la commercialisation future d&rsquo;un module de 24 W de puissance (3A, 8V), de 25 cm2 de surface (FIG.) pesant 47 grammes. La puissance nominale est obtenue par un gradient de temp\u00e9rature de 250\u00b0C entre une face et l&rsquo;autre (typiquement: 280\u00b0C et 30\u00b0C). Ce module est propos\u00e9 \u00e0 30 mille yens (255 euros) prix catalogue, soit plus de 10 euros le watt. Le rendement de ce module \u00e0 base d&rsquo;un alliage de la famille Bismuth-Tellure pr\u00e9sente un coefficient de conversion d&rsquo;\u00e9nergie de 7,2%. <\/p>\n<p>&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;Ces dispositifs n&rsquo;ont pas encore trouv\u00e9 de r\u00e9elle application industrielle, ils pourraient cependant trouver certains usages dans une cha\u00eene d&rsquo;optimisation de l&rsquo;efficacit\u00e9 \u00e9nerg\u00e9tique de v\u00e9hicules hybrides par exemple, \u00e0 condition que les prix soient radicalement revus \u00e0 la baisse, pour tendre vers deux euros le watt, par analogie avec les modules photovolta\u00efques.<a href=\"http:\/\/blogs.thesocialmedia.com\/leblogenergie\/files\/2012\/07\/komatsumodule1.png\"><img loading=\"lazy\" decoding=\"async\" height=\"268\" alt=\"Komatsumodule\" src=\"http:\/\/blogs.thesocialmedia.com\/leblogenergie\/files\/2012\/07\/komatsumodule.png\" width=\"363\"  \/><\/a> <\/p>\n<p><a href=\"http:\/\/www.komatsu.com\/CompanyInfo\/press\/2009012714011528411.html\">LIRE<\/a> le communiqu\u00e9 de Komatsu.<\/p>\n<p>Le 29 Janvier 2009.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;Le japonais Komatsu, plus connu pour ses engins de travaux publics, travaille activement sur les dispositifs thermo\u00e9lectriques susceptibles de r\u00e9cup\u00e9rer sous forme \u00e9lectrique une partie de l&rsquo;\u00e9nergie thermique perdue dans les \u00e9missions de gaz industriels ou d&rsquo;\u00e9chappements de v\u00e9hicules. Il annonce la commercialisation future d&rsquo;un module de 24 [&hellip;]<\/p>\n","protected":false},"author":341,"featured_media":11652,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5],"tags":[],"class_list":["post-1262","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-actualites"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.0 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Un module thermo\u00e9lectrique commercialis\u00e9 par le japonais Komatsu - 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\/2009\/01\/29\/un-module-therm\/\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:title\" content=\"Un module thermo\u00e9lectrique commercialis\u00e9 par le japonais Komatsu - leblogenergie.com\" \/>\n<meta name=\"twitter:description\" content=\"&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;Le japonais Komatsu, plus connu pour ses engins de travaux publics, travaille activement sur les dispositifs thermo\u00e9lectriques susceptibles de r\u00e9cup\u00e9rer sous forme \u00e9lectrique une partie de l&rsquo;\u00e9nergie thermique perdue dans les \u00e9missions de gaz industriels ou d&rsquo;\u00e9chappements de v\u00e9hicules. 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