{"id":4586,"date":"2005-01-30T15:46:57","date_gmt":"2005-01-30T15:46:57","guid":{"rendered":"http:\/\/blogs.thesocialmedia.com\/leblogenergie\/2005\/01\/30\/le-solaire-dans\/"},"modified":"2012-07-12T09:44:22","modified_gmt":"2012-07-12T09:44:22","slug":"le-solaire-dans","status":"publish","type":"post","link":"https:\/\/blogs.thesocialmedia.com\/leblogenergie\/2005\/01\/30\/le-solaire-dans\/","title":{"rendered":"Le solaire dans les airs !"},"content":{"rendered":"<p><a href=\"http:\/\/blogs.thesocialmedia.com\/leblogenergie\/files\/2012\/07\/solar_impulse_picard1.jpg\"><img loading=\"lazy\" decoding=\"async\" height=\"298\" alt=\"Solar_impulse_picard\" src=\"http:\/\/blogs.thesocialmedia.com\/leblogenergie\/files\/2012\/07\/solar_impulse_picard.jpg\" width=\"200\" border=\"1\" \/><\/a>Fort de son tour du monde en balon, <a href=\"http:\/\/www.loiclemeur.com\/france\/2005\/01\/rencontre_avec_.html\">Bertand Picard<\/a> a lanc\u00e9 en juillet 2004 le projet de faire le tour du monde aux commandes d&rsquo;un avion propuls\u00e9 par uniquement de l&rsquo;\u00e9nergie solaire. J&rsquo;avais d\u00e9j\u00e0 entendu parler de ce projet lors d&rsquo;une de mes vistes de l&rsquo;<a href=\"http:\/\/www.epfl.ch\/\">EPFL<\/a>, notament par la chaire du <a href=\"http:\/\/personnes.epfl.ch\/michael.graetzel\">Professeur Graetzel<\/a>. L&rsquo;<a href=\"http:\/\/technorati.com\/tag\/EPFL\" rel=\"tag\">EPFL<\/a> s\u00e9tant d\u00e9j\u00e0 associ\u00e9 \u00e0 <a href=\"http:\/\/www.alinghi.com\/en\/\">Alinghi<\/a> pour gagner la coupe de l&rsquo;Am\u00e9rica, il a fort \u00e0 parier que le projet solaire r\u00e9ussisse aussi ! Ce qui est \u00e9galement int\u00e9ressant dans ce projet est que Bertand Picard n&rsquo;a pas de formation de pilote \u00e0 la base. Il dut donc passer par le parcours classique d&rsquo;un pilote aspirant d&rsquo;a\u00e9ro-club. Sa motivation et son talent lui permrent d&rsquo;\u00eatre lach\u00e9 par son instructeur sur l&rsquo;a\u00e9rodrome de <a href=\"http:\/\/www.gvm.ch\/arlb\/lsgl.html\">Lausanne Bl\u00e9cherette<\/a> en septembre 2004, avec seulement 10 heures de vol \u00e0 son actif.<\/p>\n<p>La difficult\u00e9 principale de <a href=\"http:\/\/www.solar-impulse.com\/fr\/index.php\">l&rsquo;avion solaire<\/a> sera son d\u00e9collage. Il s&rsquo;agira d&rsquo;atteindre une vitesse et puissance suffisante pour rotation, d\u00e9collage et surtout mont\u00e9e initiale. Ensuite, le pilote cherchera a gagner un maximum d&rsquo;altitude, afin de profiter des vents au del\u00e0 du niveau de vol 100. Il est tr\u00e8s probable qu&rsquo;il passera en mode IFR, afin d&rsquo;aller encore plus haut et de d\u00e9passer le niveau de vol 150. La robustesse de la structure sera alors mise \u00e0 rude \u00e9preuve au vu des contraintes thermiques environnantes aux limites de la stratosph\u00e8re. A suivre&#8230; <\/p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Fort de son tour du monde en balon, Bertand Picard a lanc\u00e9 en juillet 2004 le projet de faire le tour du monde aux commandes d&rsquo;un avion propuls\u00e9 par uniquement de l&rsquo;\u00e9nergie solaire. J&rsquo;avais d\u00e9j\u00e0 entendu parler de ce projet lors d&rsquo;une de mes vistes de l&rsquo;EPFL, notament par la chaire du Professeur Graetzel. L&rsquo;EPFL [&hellip;]<\/p>\n","protected":false},"author":349,"featured_media":12733,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[13],"tags":[],"class_list":["post-4586","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-science"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.0 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Le solaire dans les airs ! - 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\/01\/30\/le-solaire-dans\/\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:title\" content=\"Le solaire dans les airs ! - leblogenergie.com\" \/>\n<meta name=\"twitter:description\" content=\"Fort de son tour du monde en balon, Bertand Picard a lanc\u00e9 en juillet 2004 le projet de faire le tour du monde aux commandes d&rsquo;un avion propuls\u00e9 par uniquement de l&rsquo;\u00e9nergie solaire. 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