{"id":1426,"date":"2021-11-26T15:34:35","date_gmt":"2021-11-26T14:34:35","guid":{"rendered":"https:\/\/antismog.co\/?p=1426"},"modified":"2021-12-27T22:46:47","modified_gmt":"2021-12-27T21:46:47","slug":"phenomenes-physiques-et-chimiques-a-la-base-du-decalaminage-par-gaz-hydrogene-oxygene-hho","status":"publish","type":"post","link":"https:\/\/antismog.co\/fr\/phenomenes-physiques-et-chimiques-a-la-base-du-decalaminage-par-gaz-hydrogene-oxygene-hho\/","title":{"rendered":"Ph\u00e9nom\u00e8nes physiques et chimiques \u00e0 la base du d\u00e9calaminage par gaz hydrog\u00e8ne-oxyg\u00e8ne (HHO)"},"content":{"rendered":"<h1>Contexte<\/h1>\n<p>Le d\u00e9calaminage par HHO est le processus d&rsquo;\u00e9limination des d\u00e9p\u00f4ts de carbone des internes du moteur \u00e0 combustion et du conduit d&rsquo;\u00e9chappement &#8211; DPF, vanne EGR, catalyseur, etc. &#8211; en ajoutant un m\u00e9lange d&rsquo;hydrog\u00e8ne et d&rsquo;oxyg\u00e8ne gazeux (gaz HHO) dans le collecteur d&rsquo;admission d&rsquo;air du moteur.<\/p>\n<p>L&rsquo;objectif du d\u00e9calaminage par HHO est de r\u00e9duire l&rsquo;impact n\u00e9gatif de la formation de d\u00e9p\u00f4ts de carbone dans le moteur, afin de r\u00e9duire les \u00e9missions d&rsquo;\u00e9chappement nocives, de r\u00e9duire les co\u00fbts de maintenance et d&rsquo;am\u00e9liorer l&rsquo;efficacit\u00e9 \u00e9nerg\u00e9tique du moteur.<\/p>\n<h1>Processus de d\u00e9calaminage<\/h1>\n<p>La base du d\u00e9calaminage par le gaz HHO, un tel traitement \u00e9tant principalement appliqu\u00e9 aux moteurs diesel, est la r\u00e9action chimique entre le Carbone et l&rsquo;Hydrog\u00e8ne et l&rsquo;Oxyg\u00e8ne, \u00e0 pression et temp\u00e9rature \u00e9lev\u00e9es, facilit\u00e9e par la pr\u00e9sence de traces de Nickel et de Cobalt, retrouv\u00e9es dans le composants du bloc moteur, en tant que catalyseurs.<\/p>\n<p><em><span class=\"notion-enable-hover\" data-token-index=\"0\" data-reactroot=\"\">Une citation de R. F. Baddour et J. M. Iwasyk:<\/span><\/em><\/p>\n<p><img loading=\"lazy\" class=\"transparent aligncenter\" src=\"https:\/\/s3.us-west-2.amazonaws.com\/secure.notion-static.com\/6df9a867-134c-48de-8a31-d9b2da43d5ef\/Untitled.png?X-Amz-Algorithm=AWS4-HMAC-SHA256&amp;X-Amz-Content-Sha256=UNSIGNED-PAYLOAD&amp;X-Amz-Credential=AKIAT73L2G45EIPT3X45%2F20211126%2Fus-west-2%2Fs3%2Faws4_request&amp;X-Amz-Date=20211126T141656Z&amp;X-Amz-Expires=86400&amp;X-Amz-Signature=4eec07e77fc49711dee60ff3a6a90081b27e682b52fb1dd34889f89d6c9c4e22&amp;X-Amz-SignedHeaders=host&amp;response-content-disposition=filename%20%3D%22Untitled.png%22&amp;x-id=GetObject\" alt=\"https:\/\/s3.us-west-2.amazonaws.com\/secure.notion-static.com\/6df9a867-134c-48de-8a31-d9b2da43d5ef\/Untitled.png?X-Amz-Algorithm=AWS4-HMAC-SHA256&amp;X-Amz-Content-Sha256=UNSIGNED-PAYLOAD&amp;X-Amz-Credential=AKIAT73L2G45EIPT3X45%2F20211126%2Fus-west-2%2Fs3%2Faws4_request&amp;X-Amz-Date=20211126T141656Z&amp;X-Amz-Expires=86400&amp;X-Amz-Signature=4eec07e77fc49711dee60ff3a6a90081b27e682b52fb1dd34889f89d6c9c4e22&amp;X-Amz-SignedHeaders=host&amp;response-content-disposition=filename%20%3D%22Untitled.png%22&amp;x-id=GetObject\" width=\"340\" height=\"133\" \/><\/p>\n<h1>R\u00e9actions du carbone avec l&rsquo;hydrog\u00e8ne et l&rsquo;oxyg\u00e8ne<\/h1>\n<p>Les r\u00e9actions chimiques entre le Carbone (C) sous forme solide, et l&rsquo;Hydrog\u00e8ne (H2) et l&rsquo;Oxyg\u00e8ne (O2) sous formes gazeuses actives, sont :<\/p>\n<pre><code> ** C + 2H2 \u2192 CH4 **\r\n\r\n ** C + O2 \u2192 CO2 (for Carbon valency +4) **\r\n\r\n ** 2C + O2 \u2192 2CO (for Carbon valency +2) **\r\n<\/code><\/pre>\n<p>Simultan\u00e9ment, en pr\u00e9sence de CO2 et de CO, la r\u00e9action de Sabatier a lieu :<\/p>\n<pre><code> ** CO2 + 4H2 \u2192 CH4 + 2H2O **\r\n\r\n ** CO + 3H2 \u2192 CH4 + H2O **\r\n<\/code><\/pre>\n<p><em><span class=\"notion-enable-hover\" data-token-index=\"0\" data-reactroot=\"\">Une citation de Stefan R\u00f6nsch et Jens Schneider:<\/span><\/em><\/p>\n<p><img loading=\"lazy\" class=\"transparent aligncenter\" src=\"https:\/\/s3.us-west-2.amazonaws.com\/secure.notion-static.com\/bcf96b17-7566-46b6-9c1e-9d385a9d3188\/Untitled.png?X-Amz-Algorithm=AWS4-HMAC-SHA256&amp;X-Amz-Content-Sha256=UNSIGNED-PAYLOAD&amp;X-Amz-Credential=AKIAT73L2G45EIPT3X45%2F20211126%2Fus-west-2%2Fs3%2Faws4_request&amp;X-Amz-Date=20211126T141811Z&amp;X-Amz-Expires=86400&amp;X-Amz-Signature=efac1fa2f1136f5541d2060f648aff54be2965501ac8acfeebdf87715a98a51c&amp;X-Amz-SignedHeaders=host&amp;response-content-disposition=filename%20%3D%22Untitled.png%22&amp;x-id=GetObject\" alt=\"https:\/\/s3.us-west-2.amazonaws.com\/secure.notion-static.com\/bcf96b17-7566-46b6-9c1e-9d385a9d3188\/Untitled.png?X-Amz-Algorithm=AWS4-HMAC-SHA256&amp;X-Amz-Content-Sha256=UNSIGNED-PAYLOAD&amp;X-Amz-Credential=AKIAT73L2G45EIPT3X45%2F20211126%2Fus-west-2%2Fs3%2Faws4_request&amp;X-Amz-Date=20211126T141811Z&amp;X-Amz-Expires=86400&amp;X-Amz-Signature=efac1fa2f1136f5541d2060f648aff54be2965501ac8acfeebdf87715a98a51c&amp;X-Amz-SignedHeaders=host&amp;response-content-disposition=filename%20%3D%22Untitled.png%22&amp;x-id=GetObject\" width=\"313\" height=\"50\" \/><\/p>\n<p><img loading=\"lazy\" class=\"transparent aligncenter\" src=\"https:\/\/s3.us-west-2.amazonaws.com\/secure.notion-static.com\/89d5c9c8-ef67-4613-ba8d-2c936d4c320b\/Untitled.png?X-Amz-Algorithm=AWS4-HMAC-SHA256&amp;X-Amz-Content-Sha256=UNSIGNED-PAYLOAD&amp;X-Amz-Credential=AKIAT73L2G45EIPT3X45%2F20211126%2Fus-west-2%2Fs3%2Faws4_request&amp;X-Amz-Date=20211126T141900Z&amp;X-Amz-Expires=86400&amp;X-Amz-Signature=83e713acc90168cd9450cb8922f62ada56cc1b55980379195ee27ee7a2971116&amp;X-Amz-SignedHeaders=host&amp;response-content-disposition=filename%20%3D%22Untitled.png%22&amp;x-id=GetObject\" alt=\"https:\/\/s3.us-west-2.amazonaws.com\/secure.notion-static.com\/89d5c9c8-ef67-4613-ba8d-2c936d4c320b\/Untitled.png?X-Amz-Algorithm=AWS4-HMAC-SHA256&amp;X-Amz-Content-Sha256=UNSIGNED-PAYLOAD&amp;X-Amz-Credential=AKIAT73L2G45EIPT3X45%2F20211126%2Fus-west-2%2Fs3%2Faws4_request&amp;X-Amz-Date=20211126T141900Z&amp;X-Amz-Expires=86400&amp;X-Amz-Signature=83e713acc90168cd9450cb8922f62ada56cc1b55980379195ee27ee7a2971116&amp;X-Amz-SignedHeaders=host&amp;response-content-disposition=filename%20%3D%22Untitled.png%22&amp;x-id=GetObject\" width=\"211\" height=\"22\" \/><\/p>\n<p>Enfin, le m\u00e9thane r\u00e9sultant est br\u00fbl\u00e9 avec le carburant, et le CO2 r\u00e9sultant et la vapeur d&rsquo;eau sont m\u00e9lang\u00e9s aux gaz d&rsquo;\u00e9chappement du moteur \u00e0 combustion :<\/p>\n<pre><code> ** CH4 + 2O2 \u2192 CO2 + 2H2O **\r\n<\/code><\/pre>\n<h1>Efficacit\u00e9<\/h1>\n<p>L&rsquo;efficacit\u00e9 du processus de d\u00e9pollution du charbon peut \u00eatre v\u00e9rifi\u00e9e en mesurant deux types de param\u00e8tres :<\/p>\n<ul>\n<li>Param\u00e8tres \u00e0 court terme &#8211; mesur\u00e9s imm\u00e9diatement apr\u00e8s la proc\u00e9dure\u00a0;<\/li>\n<li>Param\u00e8tres \u00e0 long terme &#8211; mesur\u00e9s pendant des semaines ou des mois apr\u00e8s la proc\u00e9dure ;<\/li>\n<\/ul>\n<p>Quelques param\u00e8tres \u00e0 <strong><span class=\"notion-enable-hover\" data-token-index=\"1\" data-reactroot=\"\">court terme<\/span><\/strong>, li\u00e9s au niveau d&rsquo;efficacit\u00e9 du proc\u00e9d\u00e9 de d\u00e9calaminage HHO :<\/p>\n<ul>\n<li>Opacit\u00e9 des\u00a0gaz d&rsquo;\u00e9chappement &lsquo;Avant&rsquo; et &lsquo;Apr\u00e8s&rsquo; le\u00a0processus, mesur\u00e9e par un opacim\u00e8tre\u00a0standard, en\u00a0unit\u00e9s de 1\/m ;<\/li>\n<li>Contre-pression FAP \u2018Avant&rsquo; et \u2018Apr\u00e8s&rsquo; le\u00a0d\u00e9calaminage,\u00a0mesur\u00e9e via un outil de diagnostic OBD-II,\u00a0en unit\u00e9s Mpa ;<\/li>\n<li>D\u00e9bit d&rsquo;air \u00e0\u00a0travers le FAP \u2018Avant&rsquo; et \u2018Apr\u00e8s&rsquo; le\u00a0processus, mesur\u00e9\u00a0via un outil de diagnostic OBD-II, en\u00a0unit\u00e9s g\/sec ;<\/li>\n<li>Accumulation\u00a0de suie dans le FAP \u2018Avant&rsquo; et \u2018Apr\u00e8s&rsquo;\u00a0le processus,\u00a0mesur\u00e9e via un outil de diagnostic OBD-II,\u00a0en grammes ;<\/li>\n<li>Inspection\u00a0visuelle des composants du moteur et de\u00a0l&rsquo;\u00e9chappement \u2018Avant&rsquo; et\u00a0\u2018Apr\u00e8s&rsquo; le processus ;<\/li>\n<\/ul>\n<p>Certains des param\u00e8tres \u00e0 <strong><span class=\"notion-enable-hover\" data-token-index=\"1\" data-reactroot=\"\">long terme<\/span><\/strong>, li\u00e9s au niveau d&rsquo;efficacit\u00e9 du processus de d\u00e9calaminage par HHO :<\/p>\n<ul>\n<li>R\u00e9duction de la consommation de carburant, mesur\u00e9e sur la m\u00eame p\u00e9riode &lsquo;Avant&rsquo; et &lsquo;Apr\u00e8s&rsquo; le d\u00e9calaminage par HHO\u00a0;<\/li>\n<li>Co\u00fbt de maintenance r\u00e9duit, li\u00e9 \u00e0 un nombre r\u00e9duit de probl\u00e8mes avec le FAP, la vanne EGR, etc.<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Contexte Le d\u00e9calaminage par HHO est le processus d&rsquo;\u00e9limination des d\u00e9p\u00f4ts de carbone des internes du moteur \u00e0 combustion et du conduit d&rsquo;\u00e9chappement &#8211; DPF, vanne EGR, catalyseur, etc. &#8211; en ajoutant un m\u00e9lange d&rsquo;hydrog\u00e8ne et d&rsquo;oxyg\u00e8ne gazeux (gaz HHO) dans le collecteur d&rsquo;admission d&rsquo;air du moteur. L&rsquo;objectif du d\u00e9calaminage par HHO est de r\u00e9duire [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":1767,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[126,109],"tags":[172,165,142,175,157,145,166],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v19.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Ph\u00e9nom\u00e8nes physiques et chimiques \u00e0 la base du d\u00e9calaminage par gaz hydrog\u00e8ne-oxyg\u00e8ne (HHO) - ANTISMOG.CO<\/title>\n<meta name=\"description\" content=\"La base de l&#039;\u00e9limination des d\u00e9p\u00f4ts de carbone dans un moteur \u00e0 combustion par le gaz HHO est la r\u00e9action chimique entre le carbone et l&#039;hydrog\u00e8ne et l&#039;oxyg\u00e8ne, \u00e0 pression et temp\u00e9rature \u00e9lev\u00e9es, facilit\u00e9e par la pr\u00e9sence de traces de nickel et de cobalt.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/antismog.co\/fr\/phenomenes-physiques-et-chimiques-a-la-base-du-decalaminage-par-gaz-hydrogene-oxygene-hho\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Ph\u00e9nom\u00e8nes physiques et chimiques \u00e0 la base du d\u00e9calaminage par gaz hydrog\u00e8ne-oxyg\u00e8ne (HHO) - 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