{"id":4214,"date":"2018-03-26T08:14:21","date_gmt":"2018-03-26T08:14:21","guid":{"rendered":"https:\/\/www.logico2.com\/knowledge-base\/mesure-du-co2\/"},"modified":"2018-03-26T08:21:26","modified_gmt":"2018-03-26T08:21:26","slug":"mesure-du-co2","status":"publish","type":"page","link":"https:\/\/www.logico2.com\/fr\/knowledge-base\/mesure-du-co2\/","title":{"rendered":"Mesure du CO<sub>2<\/sub>"},"content":{"rendered":"<h1>Technologie de d\u00e9tection de LogiCO<sub>2<\/sub><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-1234 alignright\" src=\"https:\/\/www.logico2.com\/app\/uploads\/S8-300x200.jpg\" alt=\"\" width=\"270\" height=\"180\" srcset=\"https:\/\/www.logico2.com\/app\/uploads\/S8-300x200.jpg 300w, https:\/\/www.logico2.com\/app\/uploads\/S8-768x512.jpg 768w, https:\/\/www.logico2.com\/app\/uploads\/S8.jpg 1000w\" sizes=\"auto, (max-width: 270px) 100vw, 270px\" \/><\/h1>\n<p>Tous les d\u00e9tecteurs de CO<sub>2<\/sub> de LogiCO2 utilisent l&#8217;analyse infrarouge non dispersive pour d\u00e9tecter la concentration de dioxyde de carbone ou de CO<sub>2<\/sub> dans l&#8217;air. La technologie de d\u00e9tection NDIR de LogiCO2 est fiable et n&#8217;est pas soumise \u00e0 la d\u00e9rive subie par les capteurs utilis\u00e9s pour la qualit\u00e9 de l&#8217;air car nous utilisons une m\u00e9thode d&#8217;auto-\u00e9talonnage brevet\u00e9e avec le recul d\u2019une longue exp\u00e9rience.<\/p>\n<h2>NDIR pour mesurer la concentration de CO<sub>2<\/sub><\/h2>\n<p>La technique NDIR s&#8217;appuie sur l\u2019absorption de la lumi\u00e8re par les mol\u00e9cules dans des zones spectrales o\u00f9 la longueur d&#8217;onde rayonn\u00e9e co\u00efncide avec les niveaux d&#8217;\u00e9nergie mol\u00e9culaires internes. En accord avec la th\u00e9orie de m\u00e9canique quantique bien connue en chimie physique, ces r\u00e9sonances d&#8217;\u00e9nergie existent dans la zone spectrale infrarouge centrale en raison des vibrations interatomiques. Les diff\u00e9rentes mol\u00e9cules \u00e9tant form\u00e9es de diff\u00e9rents atomes (avec des masses diff\u00e9rentes), les fr\u00e9quences de r\u00e9sonance vibratoire (et les longueurs d&#8217;ondes) sont diff\u00e9rentes pour chaque substance. En d\u00e9tectant la quantit\u00e9 de lumi\u00e8re absorb\u00e9e, dans une petite zone spectrale sp\u00e9cifique qui co\u00efncide avec la longueur d&#8217;onde de r\u00e9sonance du CO<sub>2<\/sub>, on obtient une mesure du nombre de mol\u00e9cules de cette substance particuli\u00e8re, dans interf\u00e9rence d&#8217;autres substances.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Technologie de d\u00e9tection de LogiCO2 Tous les d\u00e9tecteurs de CO2 de LogiCO2 utilisent l&#8217;analyse infrarouge non dispersive pour d\u00e9tecter la concentration de dioxyde de carbone ou de CO2 dans l&#8217;air. La technologie de d\u00e9tection NDIR de LogiCO2 est fiable et n&#8217;est pas soumise \u00e0 la d\u00e9rive subie par les capteurs utilis\u00e9s pour la qualit\u00e9 de [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":3241,"parent":2102,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"footnotes":""},"class_list":["post-4214","page","type-page","status-publish","has-post-thumbnail","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.9 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Mesure du CO2 - Logico2<\/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:\/\/www.logico2.com\/fr\/knowledge-base\/mesure-du-co2\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Mesure du CO2 - Logico2\" \/>\n<meta property=\"og:description\" content=\"Technologie de d\u00e9tection de LogiCO2 Tous les d\u00e9tecteurs de CO2 de LogiCO2 utilisent l&#8217;analyse infrarouge non dispersive pour d\u00e9tecter la concentration de dioxyde de carbone ou de CO2 dans l&#8217;air. 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