{"id":4022,"date":"2007-06-19T11:40:38","date_gmt":"2007-06-19T11:40:38","guid":{"rendered":"http:\/\/blogs.thesocialmedia.com\/leblogenergie\/2007\/06\/19\/biogaz-quest-ce\/"},"modified":"2012-07-12T09:57:57","modified_gmt":"2012-07-12T09:57:57","slug":"biogaz-quest-ce","status":"publish","type":"post","link":"https:\/\/blogs.thesocialmedia.com\/leblogenergie\/2007\/06\/19\/biogaz-quest-ce\/","title":{"rendered":"Biogaz ; qu&rsquo;est ce que c&rsquo;est ?"},"content":{"rendered":"<p><a href=\"http:\/\/blogs.thesocialmedia.com\/leblogenergie\/files\/2012\/07\/biogaz1.jpg\"><img loading=\"lazy\" decoding=\"async\" width=\"250\" height=\"241\"  src=\"http:\/\/blogs.thesocialmedia.com\/leblogenergie\/files\/2012\/07\/biogaz.jpg\" alt=\"Biogaz\" style=\"margin: 0px 5px 5px 0px;float: left\" \/><\/a>Le biogaz est souvent utilis\u00e9 dans nos campagnes, auprix souvent d&rsquo;investissement assez lourds. Quel est son principe ? Le biogaz est produit par la fermentation de mati\u00e8res organiques, v\u00e9g\u00e9tales ou animales, en l&rsquo;absence d&rsquo;oxyg\u00e8ne. <br \/>Le m\u00e9thane en constitue la majeure partie (50 \u00e0 70 %), avec des quantit\u00e9s variables avec des quantit\u00e9s variables d&rsquo;<a title=\"Eau\" href=\"http:\/\/fr.wikipedia.org\/wiki\/Eau\">&nbsp;<\/a>eau, d&rsquo;hydrog\u00e8ne sulfur\u00e9 et de <a title=\"Dioxyde de carbone\" href=\"http:\/\/fr.wikipedia.org\/wiki\/Dioxyde_de_carbone\">gaz carbonique<\/a>.<br \/>Les sources sont au nombre de plusieurs : les d\u00e9jections humaines ou animales, les lacs, les marais, les d\u00e9charges&#8230;<\/p>\n<p>Son utilisation conduit \u00e0 r\u00e9duire la production de gaz a effet de serre. Diff\u00e9rentes utilisations sont possibles : le br\u00fbler pour produire de l&rsquo;\u00e9lectricit\u00e9, de la chaleur, ou l&rsquo;utiliser pour les v\u00e9hicules. On arrive aussi \u00e0 l&rsquo;injecter sur le r\u00e9seau de gaz naturel. Des essais d&rsquo;utilisations \u00e0 grande \u00e9chelle ont eu lieu au Mali. Et vu l&rsquo;importance des investissements n\u00e9cessit\u00e9s par le biogaz, on est vraiment, l\u00e0, dans le d\u00e9veloppement durable. <br \/>A ce sujet, un article semble int\u00e9ressant :&nbsp; <a rel=\"nofollow\" title=\"http:\/\/initiatives.net.ml\/article.php3?id_article=875\" class=\"external text\" href=\"http:\/\/initiatives.net.ml\/article.php3?id_article=875\">Production et usage de biogaz dans 4 communes de la r\u00e9gion de Kayes<\/a>. Comme l&rsquo;on peut voir, le d\u00e9veloppement n&rsquo;est pas forc\u00e9ment une question de budgets d\u00e9mesur\u00e9s, mais d&rsquo;imagination dans l&rsquo;utilisation de techniques, parfois tr\u00e9s basiques, existantes. L\u00e0 aussi, on s&rsquo;aper\u00e7oit que la pression sur les ressources existantes diminuent nettement, et que finalement, peut-\u00eatre l&rsquo;ennemi principale de l&rsquo;\u00e9nergie est l&rsquo;\u00e9nergie bon march\u00e9&#8230;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Le biogaz est souvent utilis\u00e9 dans nos campagnes, auprix souvent d&rsquo;investissement assez lourds. Quel est son principe ? Le biogaz est produit par la fermentation de mati\u00e8res organiques, v\u00e9g\u00e9tales ou animales, en l&rsquo;absence d&rsquo;oxyg\u00e8ne. Le m\u00e9thane en constitue la majeure partie (50 \u00e0 70 %), avec des quantit\u00e9s variables avec des quantit\u00e9s variables d&rsquo;&nbsp;eau, d&rsquo;hydrog\u00e8ne [&hellip;]<\/p>\n","protected":false},"author":198,"featured_media":5723,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[5,3],"tags":[1738],"class_list":["post-4022","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-actualites","category-energie-fossile","tag-production-et-usage-de-biogaz-dans-4-communes-de-la-region-de-kayes-gaz-carbonique"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.0 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Biogaz ; qu&#039;est ce que c&#039;est ? - 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\/2007\/06\/19\/biogaz-quest-ce\/\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:title\" content=\"Biogaz ; qu&#039;est ce que c&#039;est ? - leblogenergie.com\" \/>\n<meta name=\"twitter:description\" content=\"Le biogaz est souvent utilis\u00e9 dans nos campagnes, auprix souvent d&rsquo;investissement assez lourds. Quel est son principe ? Le biogaz est produit par la fermentation de mati\u00e8res organiques, v\u00e9g\u00e9tales ou animales, en l&rsquo;absence d&rsquo;oxyg\u00e8ne. 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