{"id":510921,"date":"2025-11-04T10:31:10","date_gmt":"2025-11-04T10:31:10","guid":{"rendered":"https:\/\/www.europesays.com\/fr\/510921\/"},"modified":"2025-11-04T10:31:10","modified_gmt":"2025-11-04T10:31:10","slug":"un-panache-blanc-au-dessus-de-venissieux-un-phenomene-normal-et-sans-danger-promet-la-metropole-de-lyon","status":"publish","type":"post","link":"https:\/\/www.europesays.com\/fr\/510921\/","title":{"rendered":"Un panache blanc au-dessus de V\u00e9nissieux ? Un ph\u00e9nom\u00e8ne \u00ab\u00a0normal et sans danger\u00a0\u00bb promet la M\u00e9tropole de Lyon"},"content":{"rendered":"<p itemprop=\"description\"><strong>Une innovation \u00e9nerg\u00e9tique majeure vient de voir le jour \u00e0 V\u00e9nissieux.<\/strong><\/p>\n<p>La M\u00e9tropole de Lyon, Dalkia et l\u2019industriel Tokai COBEX ont inaugur\u00e9 la mise en service d\u2019un syst\u00e8me de r\u00e9cup\u00e9ration de chaleur fatale sur le site de production de graphite de l\u2019entreprise.<\/p>\n<p>Jusqu\u2019ici, les fum\u00e9es issues des fours de Tokai COBEX, chauff\u00e9s \u00e0 pr\u00e8s de 1 000\u00b0C, \u00e9taient rejet\u00e9es dans l\u2019atmosph\u00e8re \u00e0 155\u00b0C, entra\u00eenant une perte d\u2019\u00e9nergie consid\u00e9rable.<\/p>\n<p>L\u2019installation, con\u00e7ue et exploit\u00e9e par Dalkia, permet d\u00e9sormais de capter cette chaleur, de la transf\u00e9rer \u00e0 l\u2019eau via un \u00e9changeur thermique puis de l\u2019injecter dans le r\u00e9seau de chaleur de la M\u00e9tropole de Lyon. Les fum\u00e9es ressortent ensuite \u00e0 seulement 60\u00b0C, preuve de l\u2019efficacit\u00e9 du dispositif.<\/p>\n<p>Mis en \u0153uvre entre janvier et octobre 2025, il permettra chaque ann\u00e9e de valoriser 30 GWh de chaleur, soit l\u2019\u00e9quivalent de la consommation de 4 000 logements \u00e0 V\u00e9nissieux, et d\u2019\u00e9viter 8 000 tonnes de CO\u2082, ce qui correspond \u00e0 4 000 voitures retir\u00e9es de la circulation.<\/p>\n<p>Cette op\u00e9ration s\u2019inscrit dans la strat\u00e9gie de d\u00e9carbonation de la M\u00e9tropole de Lyon et dans la politique industrielle de Tokai COBEX, engag\u00e9e vers l\u2019objectif \u00ab\u00a0Net Z\u00e9ro\u00a0\u00bb.<\/p>\n<p>Un l\u00e9ger panache blanc visible au sommet de la chemin\u00e9e situ\u00e9e derri\u00e8re le McDonald&rsquo;s du boulevard Joliot-Curie atteste du bon fonctionnement du syst\u00e8me : il s\u2019agit simplement de vapeur d\u2019eau condens\u00e9e, un ph\u00e9nom\u00e8ne \u00ab\u00a0normal et sans danger\u00a0\u00bb selon la collectivit\u00e9.<\/p>\n<p>Le projet, d\u2019un co\u00fbt total de 5,4 millions d\u2019euros, a b\u00e9n\u00e9fici\u00e9 d\u2019une aide de 1,6 million d\u2019euros de l\u2019ADEME dans le cadre du Fonds Chaleur.<\/p>\n","protected":false},"excerpt":{"rendered":"Une innovation \u00e9nerg\u00e9tique majeure vient de voir le jour \u00e0 V\u00e9nissieux. La M\u00e9tropole de Lyon, Dalkia et l\u2019industriel&hellip;\n","protected":false},"author":2,"featured_media":510922,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1889],"tags":[1111,11,2813,2190,2430,1109,251,1112,2811,1777,674,118,1011,27,1922,1110,1114,2428,2810,12,241,316,25,2812,517,800],"class_list":{"0":"post-510921","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-lyon","8":"tag-actu","9":"tag-actualites","10":"tag-article","11":"tag-asvel","12":"tag-auvergne-rhone-alpes","13":"tag-breves","14":"tag-culture","15":"tag-depeches","16":"tag-economique","17":"tag-eu","18":"tag-europe","19":"tag-faits-divers","20":"tag-fr","21":"tag-france","22":"tag-info","23":"tag-informations","24":"tag-infos","25":"tag-lyon","26":"tag-lyonmag","27":"tag-news","28":"tag-ol","29":"tag-politique","30":"tag-republique-francaise","31":"tag-sociale","32":"tag-sport","33":"tag-transports"},"share_on_mastodon":{"url":"https:\/\/pubeurope.com\/@fr\/115490972374944857","error":""},"_links":{"self":[{"href":"https:\/\/www.europesays.com\/fr\/wp-json\/wp\/v2\/posts\/510921","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.europesays.com\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.europesays.com\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/fr\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/fr\/wp-json\/wp\/v2\/comments?post=510921"}],"version-history":[{"count":0,"href":"https:\/\/www.europesays.com\/fr\/wp-json\/wp\/v2\/posts\/510921\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.europesays.com\/fr\/wp-json\/wp\/v2\/media\/510922"}],"wp:attachment":[{"href":"https:\/\/www.europesays.com\/fr\/wp-json\/wp\/v2\/media?parent=510921"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.europesays.com\/fr\/wp-json\/wp\/v2\/categories?post=510921"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.europesays.com\/fr\/wp-json\/wp\/v2\/tags?post=510921"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}