{"id":1225,"date":"2009-02-05T16:44:10","date_gmt":"2009-02-05T16:44:10","guid":{"rendered":"http:\/\/blogs.thesocialmedia.com\/leblogenergie\/2009\/02\/05\/ge-hitachi-veut\/"},"modified":"2012-07-12T11:20:39","modified_gmt":"2012-07-12T11:20:39","slug":"ge-hitachi-veut","status":"publish","type":"post","link":"https:\/\/blogs.thesocialmedia.com\/leblogenergie\/2009\/02\/05\/ge-hitachi-veut\/","title":{"rendered":"GE-Hitachi veut industrialiser aux Etats-Unis le proc\u00e9d\u00e9 d&rsquo;enrichissement d&rsquo;Uranium par laser"},"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 proc\u00e9d\u00e9 d&rsquo;enrichissement par laser, longuement \u00e9tudi\u00e9 par le CEA et la COGEMA sous les noms de SILVA, puis de MENPHIS, abandonn\u00e9 en 2003 au profit du proc\u00e9d\u00e9 par centrifugation, malgr\u00e9 d&rsquo;encourageants r\u00e9sultats, condamn\u00e9 par la Cour des Comptes comme un inutile projet de techniciens va finalement conna\u00eetre une embellie, mais sous d&rsquo;autres cieux, ceux de la Caroline du Nord, aux Etats-Unis. C&rsquo;est tout d&rsquo;abord un proc\u00e9d\u00e9 formidablement ing\u00e9nieux qui consiste \u00e0 vaporiser sous vide vers 1200\u00b0C les atomes d&rsquo;Uranium et \u00e0 ioniser s\u00e9lectivement les atomes d&rsquo;Uranium 235&nbsp; par des excitations laser successives. Une fois charg\u00e9s positivement, apr\u00e8s la perte d&rsquo;un \u00e9lectron, les atomes d&rsquo;U235 sont attir\u00e9s par des plaques charg\u00e9es n\u00e9gativement sur lesquelles cet isotope se condense (FIG.).<a href=\"http:\/\/blogs.thesocialmedia.com\/leblogenergie\/files\/2012\/07\/laserisotopeseparation1.gif\"><img loading=\"lazy\" decoding=\"async\" height=\"243\" alt=\"Laserisotopeseparation\" src=\"http:\/\/blogs.thesocialmedia.com\/leblogenergie\/files\/2012\/07\/laserisotopeseparation.gif\" width=\"405\"  \/><\/a> <\/p>\n<p>.<\/p>\n<p>.<\/p>\n<p>.<\/p>\n<p>.<\/p>\n<p>.<\/p>\n<p>.<\/p>\n<p>.<\/p>\n<p>&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;GE-Hitachi un des grands acteurs du nucl\u00e9aire civil dans le monde vient de poser une demande de construction et d&rsquo;op\u00e9ration (COL) aupr\u00e8s de la Nuclear Regulatory Commission (NRC) am\u00e9ricaine. Cette usine serait situ\u00e9e en Caroline du Nord \u00e0 Wilmington l\u00e0 o\u00f9 se trouve le Si\u00e8ge Social de GE-Hitachi. La capacit\u00e9 de production de l&rsquo;usine serait de 3,5 \u00e0 6 millions d&rsquo;Unit\u00e9s de Travail de S\u00e9paration, soit 7% \u00e0 12% de la capacit\u00e9 mondiale de s\u00e9paration isotopique d&rsquo;Uranium. Cette usine utilisera, sous licence, le <span style=\"color: #000099\"><strong>proc\u00e9d\u00e9 SILEX<\/strong> <\/span>d\u00e9velopp\u00e9 en Australie et propri\u00e9t\u00e9 de la <span style=\"color: #000099\"><strong>Global Laser Enrichment<\/strong> <\/span>dans laquelle le Canadien producteur d&rsquo;Uranium Cameco est actionnaire.<\/p>\n<p>&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp; Une grosse erreur en France qui devient un tr\u00e8s grand proc\u00e9d\u00e9 quelques ann\u00e9es apr\u00e8s aux Etats-Unis. Est-ce encore une victime du caract\u00e8re trop &quot;pr\u00e9cautionneux&quot; de nos \u00e9lites \u00e9lev\u00e9es dans cette Grande Ecole de la prise de risque qui s&rsquo;appelle l&rsquo;ENA? Quel g\u00e2chis!<\/p>\n<p>Le 5 F\u00e9vrier 2009.<\/p>\n<p>&#8211;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;&nbsp; &nbsp;Le proc\u00e9d\u00e9 d&rsquo;enrichissement par laser, longuement \u00e9tudi\u00e9 par le CEA et la COGEMA sous les noms de SILVA, puis de MENPHIS, abandonn\u00e9 en 2003 au profit du proc\u00e9d\u00e9 par centrifugation, malgr\u00e9 d&rsquo;encourageants r\u00e9sultats, condamn\u00e9 par la Cour des Comptes comme un inutile projet de techniciens va finalement conna\u00eetre [&hellip;]<\/p>\n","protected":false},"author":341,"featured_media":11732,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-1225","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.0 - 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