{"id":13185,"date":"2023-03-09T10:54:18","date_gmt":"2023-03-09T10:54:18","guid":{"rendered":"https:\/\/www.scmtec.com\/fluidodinamica-computazionale-di-cosa-si-tratta\/"},"modified":"2023-03-15T14:43:55","modified_gmt":"2023-03-15T14:43:55","slug":"dynamique-des-fluides-computationnelle-cfd-dans-lindustrie-du-traitement-des-eaux-usees","status":"publish","type":"post","link":"https:\/\/www.scmtec.com\/fr\/dynamique-des-fluides-computationnelle-cfd-dans-lindustrie-du-traitement-des-eaux-usees\/","title":{"rendered":"Dynamique des fluides computationnelle (CFD) dans l&rsquo;industrie du traitement des eaux us\u00e9es"},"content":{"rendered":"<p>La <strong>dynamique des fluides computationnelle<\/strong>, ou <strong>CFD<\/strong>, (de l&rsquo;anglais Computational Fluid Dynamics) est une discipline d&rsquo;ing\u00e9nierie qui s&rsquo;occupe principalement de la mod\u00e9lisation, de la simulation et de l&rsquo;<strong>analyse<\/strong><strong> des ph\u00e9nom\u00e8nes dits de dynamique des thermo-fluides, ceux-ci impliquent le mouvement des fluides,<\/strong> le <strong>transfert de chaleur<\/strong> et bien d&rsquo;autres ph\u00e9nom\u00e8nes.<\/p>\n<p>Gr\u00e2ce \u00e0 la CFD, les ing\u00e9nieurs et les chercheurs peuvent \u00e9tudier le comportement des fluides de mani\u00e8re pr\u00e9cise et d\u00e9taill\u00e9e, <strong>pr\u00e9dire les performances d&rsquo;un syst\u00e8me et optimiser son fonctionnement<\/strong>.<\/p>\n<p>L&rsquo;objectif principal de la CFD est de pr\u00e9dire le comportement des fluides dans diff\u00e9rentes conditions, telles que la <strong>vitesse d&rsquo;\u00e9coulement<\/strong>, la <strong>pression<\/strong>, la <strong>temp\u00e9rature<\/strong>, la <strong>distribution de la concentration d&rsquo;une substance dissoute<\/strong>, la <strong>turbulence <\/strong>et la <strong>formation de tourbillons<\/strong>.<\/p>\n<p>La <strong>CFD<\/strong> utilise une combinaison de physique, de math\u00e9matiques, d&rsquo;informatique et de techniques de simulation num\u00e9rique pour r\u00e9soudre les \u00e9quations diff\u00e9rentielles qui d\u00e9crivent le comportement des fluides.<\/p>\n<p>Les \u00e9quations qui r\u00e9gissent le <strong>mouvement des fluides<\/strong> sont les <strong>\u00e9quations de Navier-Stokes<\/strong>, qui d\u00e9crivent le comportement d&rsquo;un fluide visqueux dans un champ de forces.<\/p>\n<p>Pour r\u00e9soudre les \u00e9quations, la CFD utilise un ensemble de <strong>m\u00e9thodes num\u00e9riques,<\/strong> discr\u00e9tisant un domaine tridimensionnel du probl\u00e8me dans une <strong>grille de points ou de cellules<\/strong>, ce qui est appel\u00e9 <strong>maillage <\/strong>et repr\u00e9sente le <strong>domaine informatique fluide<\/strong> dans lequel le probl\u00e8me est r\u00e9solu.<\/p>\n<p>La r\u00e9solution num\u00e9rique des \u00e9quations de Navier-Stokes est ensuite obtenue en utilisant l&rsquo;analyse num\u00e9rique, les algorithmes d&rsquo;it\u00e9ration et d&rsquo;approximation num\u00e9rique, tels que la m\u00e9thode des diff\u00e9rences finies, la m\u00e9thode des \u00e9l\u00e9ments finis ou la m\u00e9thode des volumes finis.<\/p>\n<p>En particulier, pour <strong>SCM<\/strong>, la CFD est un outil essentiel pour am\u00e9liorer l&rsquo;efficacit\u00e9 de ses syst\u00e8mes, <strong>en optimisant les profils des h\u00e9lices et des hydrauliques les plus complexes<\/strong>.<\/p>\n<p><img data-recalc-dims=\"1\" fetchpriority=\"high\" decoding=\"async\" class=\"size-medium wp-image-13109 aligncenter\" src=\"https:\/\/i0.wp.com\/www.scmtec.com\/wp-content\/uploads\/2023\/03\/fluidodinamica-computazionale-cfd-scm-1.jpg?resize=277%2C300&#038;ssl=1\" alt=\"La dynamique des fluides computationnelle\" width=\"277\" height=\"300\" srcset=\"https:\/\/i0.wp.com\/www.scmtec.com\/wp-content\/uploads\/2023\/03\/fluidodinamica-computazionale-cfd-scm-1.jpg?resize=277%2C300&amp;ssl=1 277w, https:\/\/i0.wp.com\/www.scmtec.com\/wp-content\/uploads\/2023\/03\/fluidodinamica-computazionale-cfd-scm-1.jpg?w=403&amp;ssl=1 403w\" sizes=\"(max-width: 277px) 100vw, 277px\" \/><\/p>\n<p>&nbsp;<\/p>\n<p>Gr\u00e2ce \u00e0 l&rsquo;analyse num\u00e9rique des flux, il est possible d&rsquo;\u00e9tudier la dynamique des fluides \u00e0 l&rsquo;int\u00e9rieur des machines, en identifiant les zones o\u00f9 se produisent des <strong>ph\u00e9nom\u00e8nes de turbulence<\/strong> ou de <strong>s\u00e9paration des flux<\/strong>.<\/p>\n<p><img data-recalc-dims=\"1\" decoding=\"async\" class=\"size-medium wp-image-13113 aligncenter\" src=\"https:\/\/i0.wp.com\/www.scmtec.com\/wp-content\/uploads\/2023\/03\/fluidodinamica-computazionale-cfd-scm-1-2.jpg?resize=300%2C197&#038;ssl=1\" alt=\"\" width=\"300\" height=\"197\" srcset=\"https:\/\/i0.wp.com\/www.scmtec.com\/wp-content\/uploads\/2023\/03\/fluidodinamica-computazionale-cfd-scm-1-2.jpg?resize=300%2C197&amp;ssl=1 300w, https:\/\/i0.wp.com\/www.scmtec.com\/wp-content\/uploads\/2023\/03\/fluidodinamica-computazionale-cfd-scm-1-2.jpg?w=533&amp;ssl=1 533w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/p>\n<p>Gr\u00e2ce \u00e0 ces informations, il est possible <strong>d&rsquo;am\u00e9liorer la conception des h\u00e9lices<\/strong> et des <strong>hydrauliques, d&rsquo;augmenter leur efficacit\u00e9 et de r\u00e9duire leur consommation d&rsquo;\u00e9nergie<\/strong>.<\/p>\n<p>La mise en \u0153uvre de la CFD permet donc \u00e0 SCM d&rsquo;offrir \u00e0 ses clients des machines toujours plus efficaces et performantes, capables de <strong>r\u00e9pondre \u00e0 tous les besoins et demandes<\/strong>.<\/p>\n<p>Gr\u00e2ce \u00e0 la dynamique des fluides computationnelle, SCM peut toujours \u00eatre \u00e0 l&rsquo;avant-garde de l&rsquo;innovation technologique et de l&rsquo;am\u00e9lioration de ses produits.<\/p>\n<h3>Dynamique des fluides computationnelle (CFD) dans le traitement optimal de l&rsquo;eau<\/h3>\n<p>L&rsquo;<strong>\u00e9puration des eaux us\u00e9es<\/strong> est un processus crucial qui implique l\u2019<strong>\u00e9limination des polluants<\/strong>, tels que les agents pathog\u00e8nes, les nutriments et les substances organiques, avant leur rejet dans l&rsquo;environnement.<\/p>\n<p>La <strong>dynamique des fluides computationnelle<\/strong> (CFD) devient de plus en plus importante dans le <strong>secteur du traitement de l&rsquo;eau<\/strong>, en effet, les ing\u00e9nieurs peuvent concevoir, analyser et optimiser les stations d&rsquo;\u00e9puration, am\u00e9liorer l&rsquo;efficacit\u00e9 du processus d&rsquo;\u00e9puration, r\u00e9duire les co\u00fbts de conception et de gestion des installations et minimiser l&rsquo;impact environnemental des installations.<\/p>\n<p>Le processus d&rsquo;\u00e9puration des eaux us\u00e9es implique un certain nombre de processus physiques, chimiques et biologiques, tels que la s\u00e9dimentation, la filtration, la d\u00e9sinfection et la biod\u00e9gradation.<\/p>\n<p>La CFD peut \u00eatre utilis\u00e9e pour simuler l&rsquo;\u00e9coulement des eaux us\u00e9es \u00e0 l&rsquo;int\u00e9rieur de <strong>l&rsquo;installation d&rsquo;\u00e9puration<\/strong>, am\u00e9liorer la <strong>compr\u00e9hension du comportement du r\u00e9acteur <\/strong>et <strong>identifier les domaines dans lesquels des mesures doivent \u00eatre prises pour am\u00e9liorer les performances<\/strong>.<\/p>\n<p>En particulier, la CFD est utilis\u00e9e pour la <strong>conception et l&rsquo;optimisation des r\u00e9acteurs biologiques<\/strong>, qui sont au c\u0153ur des stations d&rsquo;\u00e9puration des eaux us\u00e9es.<\/p>\n<p>Les r\u00e9acteurs biologiques sont des r\u00e9servoirs dans lesquels les bact\u00e9ries d\u00e9gradent la mati\u00e8re organique pr\u00e9sente dans l&rsquo;eau, la transformant en substances inorganiques.<\/p>\n<p>La CFD permet de <strong>mod\u00e9liser l&rsquo;\u00e9coulement de l&rsquo;eau<\/strong><strong> \u00e0 l&rsquo;int\u00e9rieur du r\u00e9acteur biologique<\/strong> et la <strong>diffusion des nutriments et des produits de d\u00e9gradation<\/strong>, permettant aux ing\u00e9nieurs de comprendre le comportement du r\u00e9acteur et d&rsquo;identifier les domaines dans lesquels il est n\u00e9cessaire d&rsquo;intervenir pour am\u00e9liorer ses performances.<\/p>\n<h3>Le r\u00f4le de la dynamique des fluides computationnelle dans les syst\u00e8mes d&rsquo;a\u00e9ration, les d\u00e9canteurs, les filtres biologiques, les r\u00e9acteurs d&rsquo;oxydation et les syst\u00e8mes de m\u00e9lange<\/h3>\n<p>La <strong>dynamique des fluides computationnelle<\/strong> est \u00e9galement utilis\u00e9e pour\u00a0:<\/p>\n<ul>\n<li><strong>optimiser les <a href=\"https:\/\/www.scmtec.com\/fr\/product-category\/aerazione-fr\/\" target=\"_blank\" rel=\"noopener\">syst\u00e8mes d&rsquo;a\u00e9ration<\/a><\/strong>, qui fournissent l&rsquo;oxyg\u00e8ne n\u00e9cessaire aux bact\u00e9ries pr\u00e9sentes dans le r\u00e9acteur biologique pour d\u00e9grader la mati\u00e8re organique. Gr\u00e2ce \u00e0 la mod\u00e9lisation du flux d&rsquo;air \u00e0 l&rsquo;int\u00e9rieur <strong>du r\u00e9acteur biologique<\/strong>, la CFD aide les ing\u00e9nieurs \u00e0 comprendre comment l&rsquo;air est distribu\u00e9 \u00e0 l&rsquo;int\u00e9rieur du r\u00e9acteur et \u00e0 identifier les zones o\u00f9 il est n\u00e9cessaire d&rsquo;intervenir pour am\u00e9liorer sa distribution\u00a0;<\/li>\n<li>pour \u00e9valuer la r\u00e9partition du flux et la vitesse des particules solides \u00e0 l&rsquo;int\u00e9rieur des <strong>d\u00e9canteurs,<\/strong> utilis\u00e9s pour s\u00e9parer les solides des eaux us\u00e9es\u00a0;<\/li>\n<li>concevoir et optimiser les <strong>filtres biologiques<\/strong> qui sont utilis\u00e9s pour \u00e9liminer les substances organiques et les nutriments des eaux us\u00e9es par <strong>biod\u00e9gradation\u00a0<\/strong>;<\/li>\n<li>pour l&rsquo;\u00e9tude du flux d&rsquo;air \u00e0 l&rsquo;int\u00e9rieur des r\u00e9acteurs d&rsquo;oxydation utilis\u00e9s pour \u00e9liminer les substances organiques des eaux us\u00e9es par oxydation chimique. La simulation du flux d&rsquo;air \u00e0 l&rsquo;int\u00e9rieur du r\u00e9acteur permet d&rsquo;optimiser la distribution de l&rsquo;air et la dispersion des polluants\u00a0;<\/li>\n<li>pour la conception et l&rsquo;optimisation des <a href=\"https:\/\/www.scmtec.com\/fr\/product-category\/miscelazione-fr\/\" target=\"_blank\" rel=\"noopener\"><strong>syst\u00e8mes de m\u00e9lange<\/strong>,<\/a> qui sont utilis\u00e9s pour maintenir homog\u00e8ne le contenu du r\u00e9acteur biologique. En mod\u00e9lisant le flux d&rsquo;eau \u00e0 l&rsquo;int\u00e9rieur du r\u00e9acteur biologique, la CFD aide les ing\u00e9nieurs \u00e0 identifier les domaines dans lesquels il est n\u00e9cessaire d&rsquo;intervenir pour am\u00e9liorer la distribution du flux et le m\u00e9lange.<\/li>\n<\/ul>\n<div class=\"tiled-gallery type-rectangular tiled-gallery-unresized\" data-original-width=\"1300\" data-carousel-extra='null' itemscope itemtype=\"http:\/\/schema.org\/ImageGallery\" > <div class=\"gallery-row\" style=\"width: 1300px; height: 270px;\" data-original-width=\"1300\" data-original-height=\"270\" > <div class=\"gallery-group images-1\" style=\"width: 457px; height: 270px;\" data-original-width=\"457\" data-original-height=\"270\" > <div class=\"tiled-gallery-item tiled-gallery-item-large\" itemprop=\"associatedMedia\" itemscope itemtype=\"http:\/\/schema.org\/ImageObject\"> <a href=\"https:\/\/www.scmtec.com\/fr\/fluidodinamica-computazionale-cfd-scm-1-2\/\" border=\"0\" itemprop=\"url\"> <meta itemprop=\"width\" content=\"453\"> <meta itemprop=\"height\" content=\"266\"> <img loading=\"lazy\" decoding=\"async\" class=\"\" data-attachment-id=\"13118\" data-orig-file=\"https:\/\/www.scmtec.com\/wp-content\/uploads\/2023\/03\/fluidodinamica-computazionale-cfd-SCM-1-2.webp\" data-orig-size=\"453,266\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"fluidodinamica-computazionale-cfd-SCM (1)\" data-image-description=\"\" data-medium-file=\"https:\/\/i0.wp.com\/www.scmtec.com\/wp-content\/uploads\/2023\/03\/fluidodinamica-computazionale-cfd-SCM-1-2.webp?fit=300%2C176&#038;ssl=1\" data-large-file=\"https:\/\/i0.wp.com\/www.scmtec.com\/wp-content\/uploads\/2023\/03\/fluidodinamica-computazionale-cfd-SCM-1-2.webp?fit=453%2C266&#038;ssl=1\" src=\"https:\/\/i0.wp.com\/www.scmtec.com\/wp-content\/uploads\/2023\/03\/fluidodinamica-computazionale-cfd-SCM-1-2.webp?w=453&#038;h=266&#038;ssl=1\" srcset=\"https:\/\/i0.wp.com\/www.scmtec.com\/wp-content\/uploads\/2023\/03\/fluidodinamica-computazionale-cfd-SCM-1-2.webp?w=453&amp;ssl=1 453w, https:\/\/i0.wp.com\/www.scmtec.com\/wp-content\/uploads\/2023\/03\/fluidodinamica-computazionale-cfd-SCM-1-2.webp?resize=300%2C176&amp;ssl=1 300w\" width=\"453\" height=\"266\" loading=\"lazy\" data-original-width=\"453\" data-original-height=\"266\" itemprop=\"http:\/\/schema.org\/image\" title=\"fluidodinamica-computazionale-cfd-SCM (1)\" alt=\"fluidodinamica-computazionale-cfd-SCM (1)\" style=\"width: 453px; 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height: 266px;\" \/> <\/a> <\/div> <\/div> <!-- close group --> <div class=\"gallery-group images-1\" style=\"width: 433px; height: 270px;\" data-original-width=\"433\" data-original-height=\"270\" > <div class=\"tiled-gallery-item tiled-gallery-item-large\" itemprop=\"associatedMedia\" itemscope itemtype=\"http:\/\/schema.org\/ImageObject\"> <a href=\"https:\/\/www.scmtec.com\/fr\/fluidodinamica-computazionale-cfd-scm-1-1-1-2\/\" border=\"0\" itemprop=\"url\"> <meta itemprop=\"width\" content=\"429\"> <meta itemprop=\"height\" content=\"266\"> <img loading=\"lazy\" decoding=\"async\" class=\"\" data-attachment-id=\"13122\" data-orig-file=\"https:\/\/www.scmtec.com\/wp-content\/uploads\/2023\/03\/fluidodinamica-computazionale-cfd-SCM-1-1-1-2.webp\" data-orig-size=\"452,280\" data-comments-opened=\"1\" data-image-meta=\"{&quot;aperture&quot;:&quot;0&quot;,&quot;credit&quot;:&quot;&quot;,&quot;camera&quot;:&quot;&quot;,&quot;caption&quot;:&quot;&quot;,&quot;created_timestamp&quot;:&quot;0&quot;,&quot;copyright&quot;:&quot;&quot;,&quot;focal_length&quot;:&quot;0&quot;,&quot;iso&quot;:&quot;0&quot;,&quot;shutter_speed&quot;:&quot;0&quot;,&quot;title&quot;:&quot;&quot;,&quot;orientation&quot;:&quot;0&quot;}\" data-image-title=\"fluidodinamica-computazionale-cfd-SCM-1-1 (1)\" data-image-description=\"\" data-medium-file=\"https:\/\/i0.wp.com\/www.scmtec.com\/wp-content\/uploads\/2023\/03\/fluidodinamica-computazionale-cfd-SCM-1-1-1-2.webp?fit=300%2C186&#038;ssl=1\" data-large-file=\"https:\/\/i0.wp.com\/www.scmtec.com\/wp-content\/uploads\/2023\/03\/fluidodinamica-computazionale-cfd-SCM-1-1-1-2.webp?fit=452%2C280&#038;ssl=1\" src=\"https:\/\/i0.wp.com\/www.scmtec.com\/wp-content\/uploads\/2023\/03\/fluidodinamica-computazionale-cfd-SCM-1-1-1-2.webp?w=429&#038;h=266&#038;ssl=1\" srcset=\"https:\/\/i0.wp.com\/www.scmtec.com\/wp-content\/uploads\/2023\/03\/fluidodinamica-computazionale-cfd-SCM-1-1-1-2.webp?w=452&amp;ssl=1 452w, https:\/\/i0.wp.com\/www.scmtec.com\/wp-content\/uploads\/2023\/03\/fluidodinamica-computazionale-cfd-SCM-1-1-1-2.webp?resize=300%2C186&amp;ssl=1 300w\" width=\"429\" height=\"266\" loading=\"lazy\" data-original-width=\"429\" data-original-height=\"266\" itemprop=\"http:\/\/schema.org\/image\" title=\"fluidodinamica-computazionale-cfd-SCM-1-1 (1)\" alt=\"fluidodinamica-computazionale-cfd-SCM-1-1 (1)\" style=\"width: 429px; height: 266px;\" \/> <\/a> <\/div> <\/div> <!-- close group --> <\/div> <!-- close row --> <\/div>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>La dynamique des fluides computationnelle, ou CFD, (de l&rsquo;anglais Computational Fluid Dynamics) est une discipline d&rsquo;ing\u00e9nierie qui s&rsquo;occupe principalement de la mod\u00e9lisation, de la simulation et de l&rsquo;analyse des ph\u00e9nom\u00e8nes dits de dynamique des thermo-fluides, ceux-ci impliquent le mouvement des fluides, le transfert de chaleur et bien d&rsquo;autres ph\u00e9nom\u00e8nes. Gr\u00e2ce \u00e0 la CFD, les ing\u00e9nieurs [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":13051,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_themeisle_gutenberg_block_has_review":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[138],"tags":[],"class_list":["post-13185","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog-fr"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Fluidodinamica computazionale: di cosa si tratta? - SCM Tecnologie<\/title>\n<meta name=\"description\" content=\"La fluidodinamica computazionale, o CFD, (dall&#039;inglese Computational Fluid Dynamics) \u00e8 una disciplina dell&#039;ingegneria che si occupa di..\" \/>\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.scmtec.com\/fr\/dynamique-des-fluides-computationnelle-cfd-dans-lindustrie-du-traitement-des-eaux-usees\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Fluidodinamica computazionale: di cosa si tratta? 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