{"id":56483,"date":"2022-01-19T12:11:26","date_gmt":"2022-01-19T11:11:26","guid":{"rendered":"https:\/\/efectis.com\/?p=56483"},"modified":"2022-01-19T12:12:01","modified_gmt":"2022-01-19T11:12:01","slug":"application-cfd-dans-les-immeubles-de-grande-hauteur","status":"publish","type":"post","link":"https:\/\/efectis.com\/fr\/application-cfd-dans-les-immeubles-de-grande-hauteur\/","title":{"rendered":"Application CFD dans les Immeubles de Grande Hauteur"},"content":{"rendered":"\n<p><strong>Efectis UK\/Ireland a \u00e9t\u00e9 mandat\u00e9 afin d\u2019entreprendre une \u00e9tude pour un immeuble de grande hauteur situ\u00e9 dans le centre de Londres. Le b\u00e2timent se compose de deux blocs qui sont reli\u00e9s entre eux par un couloir prot\u00e9g\u00e9 du niveau du sol jusqu&#8217;au 13e \u00e9tage, et qui contiennent deux noyaux d&#8217;\u00e9vacuation.<\/strong><\/p>\n\n\n\n<p>La strat\u00e9gie incendie du b\u00e2timent comprenait une note relative \u00e0 l&#8217;orientation du battant des portes situ\u00e9es \u00e0 l&#8217;interface entre le couloir\/lobby et le hall\/escalier de secours pour chaque bloc. Il a \u00e9t\u00e9 recommand\u00e9 que, contrairement \u00e0 l&#8217;orientation existante, ces portes s&#8217;inclinent dans le sens inverse de la sortie, afin de faciliter l\u2019\u00e9coulement de l\u2019air frais venant de l\u2019escalier.<\/p>\n\n\n\n<p>L&#8217;\u00e9tude d&#8217;Efectis visait \u00e0 v\u00e9rifier l&#8217;ad\u00e9quation du syst\u00e8me de ventilation du couloir dans sa configuration actuelle, et \u00e0 d\u00e9montrer si un apport d&#8217;air suppl\u00e9mentaire est n\u00e9cessaire depuis l&#8217;escalier de secours en modifiant la direction des oscillations de la porte. \u00c0 cette fin, la mod\u00e9lisation CFD a \u00e9t\u00e9 mise en \u0153uvre \u00e0 l&#8217;aide du logiciel Fire Dynamics Simulator (FDS). Pour \u00e9tudier et comparer les param\u00e8tres ambiants \u00e0 l&#8217;int\u00e9rieur du b\u00e2timent, tels que la temp\u00e9rature, le rayonnement et la visibilit\u00e9, diff\u00e9rentes simulations de charge calorifique ont \u00e9t\u00e9 r\u00e9alis\u00e9es pour chaque orientation de porte.<\/p>\n\n\n\n<p>L&#8217;\u00e9tude a conclu que l&#8217;orientation des portes propos\u00e9e par la strat\u00e9gie incendie est pr\u00e9f\u00e9rable \u00e0 l&#8217;orientation existante, car elle permet de d\u00e9gager toutes les sections de la voie d&#8217;\u00e9vacuation (couloir, hall et escalier) des produits de fum\u00e9e lors d&#8217;un incendie. En parall\u00e8le, il maintient des conditions tenables lors de l&#8217;\u00e9vacuation, et soutient davantage l&#8217;intervention potentielle des pompiers \u00e0 l&#8217;int\u00e9rieur du b\u00e2timent. <\/p>\n\n\n\n<p>Pour plus d&#8217;informations, veuillez nous contacter en envoyant un e-mail \u00e0 <a href=\"mailto:uk@efectis.com\" target=\"_blank\" rel=\"noreferrer noopener\">uk@efectis.com<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Efectis UK\/Ireland a \u00e9t\u00e9 mandat\u00e9 afin d\u2019entreprendre une \u00e9tude pour un immeuble de grande hauteur situ\u00e9 dans le centre de Londres. Le b\u00e2timent se compose de deux blocs&#8230;<\/p>\n","protected":false},"author":10,"featured_media":56158,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_coblocks_attr":"","_coblocks_dimensions":"","_coblocks_responsive_height":"","_coblocks_accordion_ie_support":"","_uag_custom_page_level_css":"","footnotes":""},"categories":[2],"tags":[],"class_list":["post-56483","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-actualites"],"acf":[],"uagb_featured_image_src":{"full":["https:\/\/efectis.com\/app\/uploads\/2021\/12\/Numerical-CFD-modelling-1-e1641462031282.png",432,396,false],"thumbnail":["https:\/\/efectis.com\/app\/uploads\/2021\/12\/Numerical-CFD-modelling-1-250x150.png",250,150,true],"medium":["https:\/\/efectis.com\/app\/uploads\/2021\/12\/Numerical-CFD-modelling-1-300x275.png",300,275,true],"medium_large":["https:\/\/efectis.com\/app\/uploads\/2021\/12\/Numerical-CFD-modelling-1-e1641462031282.png",432,396,false],"large":["https:\/\/efectis.com\/app\/uploads\/2021\/12\/Numerical-CFD-modelling-1-e1641462031282.png",432,396,false],"1536x1536":["https:\/\/efectis.com\/app\/uploads\/2021\/12\/Numerical-CFD-modelling-1-e1641462031282.png",432,396,false],"2048x2048":["https:\/\/efectis.com\/app\/uploads\/2021\/12\/Numerical-CFD-modelling-1-e1641462031282.png",432,396,false],"gform-image-choice-sm":["https:\/\/efectis.com\/app\/uploads\/2021\/12\/Numerical-CFD-modelling-1-e1641462031282.png",300,275,false],"gform-image-choice-md":["https:\/\/efectis.com\/app\/uploads\/2021\/12\/Numerical-CFD-modelling-1-e1641462031282.png",400,367,false],"gform-image-choice-lg":["https:\/\/efectis.com\/app\/uploads\/2021\/12\/Numerical-CFD-modelling-1-e1641462031282.png",432,396,false]},"uagb_author_info":{"display_name":"Monique","author_link":"https:\/\/efectis.com\/fr\/author\/monique\/"},"uagb_comment_info":0,"uagb_excerpt":"Efectis UK\/Ireland a \u00e9t\u00e9 mandat\u00e9 afin d\u2019entreprendre une \u00e9tude pour un immeuble de grande hauteur situ\u00e9 dans le centre de Londres. Le b\u00e2timent se compose de deux blocs...","_links":{"self":[{"href":"https:\/\/efectis.com\/fr\/wp-json\/wp\/v2\/posts\/56483","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/efectis.com\/fr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/efectis.com\/fr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/efectis.com\/fr\/wp-json\/wp\/v2\/users\/10"}],"replies":[{"embeddable":true,"href":"https:\/\/efectis.com\/fr\/wp-json\/wp\/v2\/comments?post=56483"}],"version-history":[{"count":0,"href":"https:\/\/efectis.com\/fr\/wp-json\/wp\/v2\/posts\/56483\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/efectis.com\/fr\/wp-json\/wp\/v2\/media\/56158"}],"wp:attachment":[{"href":"https:\/\/efectis.com\/fr\/wp-json\/wp\/v2\/media?parent=56483"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/efectis.com\/fr\/wp-json\/wp\/v2\/categories?post=56483"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/efectis.com\/fr\/wp-json\/wp\/v2\/tags?post=56483"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}