{"id":595,"date":"2009-11-22T15:40:38","date_gmt":"2009-11-22T15:40:38","guid":{"rendered":"http:\/\/blogs.thesocialmedia.com\/leblogenergie\/2009\/11\/22\/unrapport-souligne-une-timide-reduction-des-consommations-moyennes-des-vehicules-americains\/"},"modified":"2012-07-12T12:00:41","modified_gmt":"2012-07-12T12:00:41","slug":"unrapport-souligne-une-timide-reduction-des-consommations-moyennes-des-vehicules-americains","status":"publish","type":"post","link":"https:\/\/blogs.thesocialmedia.com\/leblogenergie\/2009\/11\/22\/unrapport-souligne-une-timide-reduction-des-consommations-moyennes-des-vehicules-americains\/","title":{"rendered":"Un rapport souligne une timide r\u00e9duction des consommations moyennes des v\u00e9hicules am\u00e9ricains"},"content":{"rendered":"<p>L&#039;EPA vient de publier son rapport annuel 2009 sur les caract\u00e9ristiques techniques et la consommation moyenne des v\u00e9hicules am\u00e9ricains commercialis\u00e9s. Les chiffres confirment que la consommation moyenne des v\u00e9hicules a abord\u00e9 depuis 2005 avec la mont\u00e9e des prix de l&#039;essence, une timide d\u00e9croissance. Les consommations moyennes des SUVs et autres 4X4 sont pass\u00e9es de 14,1 litres\/100km en 2004 \u00e0 moins de 13 litres en 2008. Celles des limousines est pass\u00e9e de 10,2 litres\/100km \u00e0 9,7 litres en 2008 (FIG.I).<\/p>\n<p><a href=\"http:\/\/blogs.thesocialmedia.com\/leblogenergie\/files\/2012\/07\/6a00d83451b18369e2012875c57301970c-pi.jpg\"><img decoding=\"async\" alt=\"Conso-vehicle-US-1975-2009\" class=\"asset asset-image at-xid-6a00d83451b18369e2012875c57301970c \" src=\"http:\/\/blogs.thesocialmedia.com\/leblogenergie\/files\/2012\/07\/6a00d83451b18369e2012875c57301970c-450wi.jpg\" \/><\/a> <\/p>\n<p>L&#039;ensemble des v\u00e9hicules commercialis\u00e9s affiche entre 2004 et 2008 une baisse des consommations d&#039;un litre aux cent kilom\u00e8tres \u00e0 11,2 litres en 2008. <\/p>\n<p>Ce retrait des consommations s&#039;est accompagn\u00e9 d&#039;une stabilisation de la part de march\u00e9 des voitures qui apr\u00e8s un plus bas en 2004 \u00e0 48% est remont\u00e9 depuis autour des 52% (FIG.II).<\/p>\n<p><a href=\"http:\/\/blogs.thesocialmedia.com\/leblogenergie\/files\/2012\/07\/6a00d83451b18369e2012875c57875970c-pi.jpg\"><img decoding=\"async\" alt=\"Conso-vehicle-USb-1975-2009\" class=\"asset asset-image at-xid-6a00d83451b18369e2012875c57875970c \" src=\"http:\/\/blogs.thesocialmedia.com\/leblogenergie\/files\/2012\/07\/6a00d83451b18369e2012875c57875970c-450wi.jpg\" \/><\/a> <\/p>\n<p>Enfin il faut noter la croissance inexorable et continue de la masse moyenne des v\u00e9hicules qui affichent 1,6 tonne pour les voitures et plus de deux tonnes pour les 4X4 (FIG.III). Il y a l\u00e0 la tare fondamentale des v\u00e9hicules routiers am\u00e9ricains qui doivent \u00eatre hauts et lourds pour \u00eatre s\u00e9curisants et porteurs d&#039;un statut social valorisant. Seules des normes de consommations drastiques obligeront les constructeurs \u00e0 appliquer de fa\u00e7on moins rel\u00e2ch\u00e9e les bases de conception de tout v\u00e9hicule \u00e9conome: une masse et un coefficient de p\u00e9n\u00e9tration dans l&#039;air les plus faibles possibles.<\/p>\n<p><a href=\"http:\/\/blogs.thesocialmedia.com\/leblogenergie\/files\/2012\/07\/6a00d83451b18369e2012875c5902b970c-pi.jpg\"><img decoding=\"async\" alt=\"Conso-vehicle-USc-1975-2009\" class=\"asset asset-image at-xid-6a00d83451b18369e2012875c5902b970c \" src=\"http:\/\/blogs.thesocialmedia.com\/leblogenergie\/files\/2012\/07\/6a00d83451b18369e2012875c5902b970c-450wi.jpg\" \/><\/a> <\/p>\n<p>Cette peu brillante situation en 2009 des caract\u00e9ristiques \u00e9nerg\u00e9tiques des v\u00e9hicules am\u00e9ricains porte en elle bien des espoirs. En effet, cela ne peut aller qu&#039;en s&#039;am\u00e9liorant.<\/p>\n<p><a href=\"http:\/\/www.epa.gov\/otaq\/cert\/mpg\/fetrends\/420r09014.pdf\" target=\"_blank\" title=\"EPA 2009\">LIRE<\/a> le rapport de l&#039;EPA.<\/p>\n<p>Remarque : on passe des miles\/gallon aux litres aux cent kilom\u00e8tres et r\u00e9ciproquement par la formule y=235\/x<\/p>\n<p>Le 22 Novembre 2009&#160;<br \/>&#160;<br \/>&#160;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>L&#039;EPA vient de publier son rapport annuel 2009 sur les caract\u00e9ristiques techniques et la consommation moyenne des v\u00e9hicules am\u00e9ricains commercialis\u00e9s. Les chiffres confirment que la consommation moyenne des v\u00e9hicules a abord\u00e9 depuis 2005 avec la mont\u00e9e des prix de l&#039;essence, une timide d\u00e9croissance. Les consommations moyennes des SUVs et autres 4X4 sont pass\u00e9es de 14,1 [&hellip;]<\/p>\n","protected":false},"author":341,"featured_media":21287,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[9],"tags":[213,215,119,212,214],"class_list":["post-595","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-vehicules-ecologiques","tag-cars","tag-efficiency","tag-energy","tag-epa","tag-trucks"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.0 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Un rapport souligne une timide r\u00e9duction des consommations moyennes des v\u00e9hicules am\u00e9ricains - 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\/11\/22\/unrapport-souligne-une-timide-reduction-des-consommations-moyennes-des-vehicules-americains\/\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:title\" content=\"Un rapport souligne une timide r\u00e9duction des consommations moyennes des v\u00e9hicules am\u00e9ricains - leblogenergie.com\" \/>\n<meta name=\"twitter:description\" content=\"L&#039;EPA vient de publier son rapport annuel 2009 sur les caract\u00e9ristiques techniques et la consommation moyenne des v\u00e9hicules am\u00e9ricains commercialis\u00e9s. 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