{"id":572,"date":"2024-02-29T19:00:36","date_gmt":"2024-02-29T18:00:36","guid":{"rendered":"https:\/\/lvr.myqnapcloud.com\/WordPress\/?p=572"},"modified":"2024-10-21T22:28:47","modified_gmt":"2024-10-21T20:28:47","slug":"la-vmc-double-flux-les-poumons-de-la-maison","status":"publish","type":"post","link":"https:\/\/lvr.myqnapcloud.com\/WordPress\/2024\/02\/29\/la-vmc-double-flux-les-poumons-de-la-maison\/","title":{"rendered":"La VMC double Flux : les poumons de la maison"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\"><strong><span style=\"text-decoration: underline;\">Qu&#8217;est-ce que c&#8217;est ?<\/span> \ud83e\uddd0<\/strong><br><strong>VMC<\/strong> : <strong>V<\/strong>entilation <strong>M<\/strong>\u00e9canique <strong>C<\/strong>ontrol\u00e9e.<br><strong>Le principe<\/strong> :&nbsp;<br>R\u00e9cup\u00e9rer la chaleur de l\u2019air vici\u00e9 pour r\u00e9chauffer l\u2019air neuf qui vient de l\u2019ext\u00e9rieur avant de le faire rentrer dans la maison.<br><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong><span style=\"text-decoration: underline;\">Pourquoi une VMC double Flux pour une maison passive ?<\/span><\/strong><br>Pour assurer le confort, la sant\u00e9 des occupants et la p\u00e9rennit\u00e9 de la maison, il est n\u00e9cessaire de ventiler la maison et de r\u00e9cup\u00e9rer la chaleur, tout en consommant un minimum d\u2019\u00e9nergie : ce sont les objectifs de la VMC double flux !!<\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"VMC Double flux haut rendement \u2013 Retour d\u2019exp\u00e9rience d\u2019un constructeur\" width=\"1170\" height=\"658\" src=\"https:\/\/www.youtube.com\/embed\/spFY_aKErCo?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"text-decoration: underline;\">Ventiler :<\/span><br>Pour \u00e9vacuer l\u2019humidit\u00e9 et amener de l\u2019air neuf dans une maison, il faudrait ouvrir toutes les fen\u00eatres toutes les 3 heures pendant 10 minutes 24h\/24 ! C\u2019est contraignant et on perdrait la chaleur en hiver et le frais en \u00e9t\u00e9 !<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"text-decoration: underline;\">R\u00e9cup\u00e9rer la chaleur<\/span> :<br>Une ventilation sans r\u00e9cup\u00e9ration de chaleur c\u2019est en moyenne une d\u00e9perdition de 20 \u00e0 30 Kwh\/m2, soit le double du besoin de chauffage d\u2019une maison passive !!!<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"text-decoration: underline;\">Diminuer les d\u00e9perditions de la VMC :<\/span><br>Comme tout \u00e9l\u00e9ment, il y a des d\u00e9perditions. On peut jouer sur le rendement de la ventilation : plus le rendement est \u00e9lev\u00e9, moins il y a de d\u00e9perditions.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"text-decoration: underline;\">Les performances de la VMC Double Flux<\/span> ? <br>1- La centrale de la ventilation doit avoir un rendement d\u2019environ 90% : c\u2019est \u00e0 dire que si l\u2019air ext\u00e9rieur est \u00e0 0\u00b0c et que l\u2019air int\u00e9rieur des pi\u00e8ces aspir\u00e9es est de 22\u00b0 (SDB et cuisine &#8211;> Voir le sch\u00e9ma ci-dessous), 90% de la diff\u00e9rence de la temp\u00e9rature, c\u2019est un air souffl\u00e9 \u00e0 20\u00b0 !! <br>D&#8217;o\u00f9 la n\u00e9cessit\u00e9 de mettre 1 s\u00e8che serviette dans chaque SDB pour avoir 22\u00b0 dans ces pi\u00e8ces et restituer 20\u00b0 dans les autres.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">2- La centrale consomme tr\u00e8s peu d\u2019\u00e9nergie : 2 \u00e0 7 Kwh\/m2.an ou 0.45wh\/m3 ventil\u00e9.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">3- Les pertes de chaleur sont 10 x plus faibles que les VMC simple flux !<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">4- La VMC double flux maintient un air sain \u00e0 l\u2019int\u00e9rieur de l\u2019habitat, c\u2019est donc bon pour la sant\u00e9, l\u2019environnement mais \u00e9galement pour le porte-monnaie.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">5- L\u2019\u00e9conomie d\u2019\u00e9nergie se fait en \u00e9t\u00e9 comme en hiver et la temp\u00e9rature des pi\u00e8ces est bien plus uniforme, surtout si l\u2019on compare toutes ces infos \u00e0 la VMC simple flux.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong><span style=\"text-decoration: underline;\">Et donc \u00e7a fonctionne comment ?<\/span><\/strong> \ud83e\udd14<\/p>\n\n\n\n<figure class=\"wp-block-embed is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"VMC Double flux haut rendement et r\u00e9seau de gaine\" width=\"1170\" height=\"658\" src=\"https:\/\/www.youtube.com\/embed\/jjDpp7yikVo?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"935\" height=\"802\" src=\"https:\/\/lvr.myqnapcloud.com\/WordPress\/wp-content\/uploads\/2024\/02\/image.png\" alt=\"\" class=\"wp-image-577\" srcset=\"https:\/\/lvr.myqnapcloud.com\/WordPress\/wp-content\/uploads\/2024\/02\/image.png 935w, https:\/\/lvr.myqnapcloud.com\/WordPress\/wp-content\/uploads\/2024\/02\/image-300x257.png 300w, https:\/\/lvr.myqnapcloud.com\/WordPress\/wp-content\/uploads\/2024\/02\/image-768x659.png 768w\" sizes=\"auto, (max-width: 935px) 100vw, 935px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"600\" src=\"https:\/\/lvr.myqnapcloud.com\/WordPress\/wp-content\/uploads\/2024\/02\/image-1-1024x600.png\" alt=\"\" class=\"wp-image-578\" srcset=\"https:\/\/lvr.myqnapcloud.com\/WordPress\/wp-content\/uploads\/2024\/02\/image-1-1024x600.png 1024w, https:\/\/lvr.myqnapcloud.com\/WordPress\/wp-content\/uploads\/2024\/02\/image-1-300x176.png 300w, https:\/\/lvr.myqnapcloud.com\/WordPress\/wp-content\/uploads\/2024\/02\/image-1-768x450.png 768w, https:\/\/lvr.myqnapcloud.com\/WordPress\/wp-content\/uploads\/2024\/02\/image-1-1536x900.png 1536w, https:\/\/lvr.myqnapcloud.com\/WordPress\/wp-content\/uploads\/2024\/02\/image-1-1170x686.png 1170w, https:\/\/lvr.myqnapcloud.com\/WordPress\/wp-content\/uploads\/2024\/02\/image-1.png 1976w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"600\" src=\"https:\/\/lvr.myqnapcloud.com\/WordPress\/wp-content\/uploads\/2024\/02\/image-2-1024x600.png\" alt=\"\" class=\"wp-image-579\" srcset=\"https:\/\/lvr.myqnapcloud.com\/WordPress\/wp-content\/uploads\/2024\/02\/image-2-1024x600.png 1024w, https:\/\/lvr.myqnapcloud.com\/WordPress\/wp-content\/uploads\/2024\/02\/image-2-300x176.png 300w, https:\/\/lvr.myqnapcloud.com\/WordPress\/wp-content\/uploads\/2024\/02\/image-2-768x450.png 768w, https:\/\/lvr.myqnapcloud.com\/WordPress\/wp-content\/uploads\/2024\/02\/image-2-1536x900.png 1536w, https:\/\/lvr.myqnapcloud.com\/WordPress\/wp-content\/uploads\/2024\/02\/image-2-1170x686.png 1170w, https:\/\/lvr.myqnapcloud.com\/WordPress\/wp-content\/uploads\/2024\/02\/image-2.png 1976w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><span style=\"text-decoration: underline;\"><strong>Risque t&#8217;on la surchauffe en \u00e9t\u00e9 ?<\/strong><\/span><br>En hiver, la fonction de l\u2019\u00e9changeur permet de limiter tr\u00e8s fortement les besoins de chauffage.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">En \u00e9t\u00e9, lorsque la temp\u00e9rature ext\u00e9rieure chute la nuit, l\u2019air neuf rentre dans la VMC qui est \u00e9quip\u00e9e d\u2019un syst\u00e8me By-pass. Le By-pass va s\u2019ouvrir automatiquement et l\u2019air ext\u00e9rieur entrant ne passera plus par l\u2019\u00e9changeur de chaleur, on ne r\u00e9cup\u00e8re plus les calories de l\u2019air vici\u00e9.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Un mode By-pass boost permet d\u2019augmenter le d\u00e9bit d\u2019air pour avoir une maison fra\u00eeche le matin, fraicheur conserv\u00e9e jusqu\u2019\u00e0 la fin de la journ\u00e9e \u00e0 condition d\u2019avoir une bonne optimisation des brises soleils orientables.<\/p>\n\n\n\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"600\" src=\"https:\/\/lvr.myqnapcloud.com\/WordPress\/wp-content\/uploads\/2024\/02\/image-3-1024x600.png\" alt=\"\" class=\"wp-image-582\" srcset=\"https:\/\/lvr.myqnapcloud.com\/WordPress\/wp-content\/uploads\/2024\/02\/image-3-1024x600.png 1024w, https:\/\/lvr.myqnapcloud.com\/WordPress\/wp-content\/uploads\/2024\/02\/image-3-300x176.png 300w, https:\/\/lvr.myqnapcloud.com\/WordPress\/wp-content\/uploads\/2024\/02\/image-3-768x450.png 768w, https:\/\/lvr.myqnapcloud.com\/WordPress\/wp-content\/uploads\/2024\/02\/image-3-1536x900.png 1536w, https:\/\/lvr.myqnapcloud.com\/WordPress\/wp-content\/uploads\/2024\/02\/image-3-1170x686.png 1170w, https:\/\/lvr.myqnapcloud.com\/WordPress\/wp-content\/uploads\/2024\/02\/image-3.png 1976w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Qu&#8217;est-ce que c&#8217;est ? \ud83e\uddd0VMC : Ventilation M\u00e9canique Control\u00e9e.Le principe :&nbsp;R\u00e9cup\u00e9rer la chaleur de l\u2019air vici\u00e9 pour r\u00e9chauffer l\u2019air neuf qui vient de l\u2019ext\u00e9rieur avant de le faire rentrer dans la maison. Pourquoi une VMC double Flux pour une maison passive ?Pour assurer le confort, la sant\u00e9 des occupants et la p\u00e9rennit\u00e9 de la maison, [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":577,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[51,56],"tags":[],"class_list":["post-572","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-concept","category-la-vmc"],"_links":{"self":[{"href":"https:\/\/lvr.myqnapcloud.com\/WordPress\/wp-json\/wp\/v2\/posts\/572","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/lvr.myqnapcloud.com\/WordPress\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/lvr.myqnapcloud.com\/WordPress\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/lvr.myqnapcloud.com\/WordPress\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/lvr.myqnapcloud.com\/WordPress\/wp-json\/wp\/v2\/comments?post=572"}],"version-history":[{"count":20,"href":"https:\/\/lvr.myqnapcloud.com\/WordPress\/wp-json\/wp\/v2\/posts\/572\/revisions"}],"predecessor-version":[{"id":607,"href":"https:\/\/lvr.myqnapcloud.com\/WordPress\/wp-json\/wp\/v2\/posts\/572\/revisions\/607"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/lvr.myqnapcloud.com\/WordPress\/wp-json\/wp\/v2\/media\/577"}],"wp:attachment":[{"href":"https:\/\/lvr.myqnapcloud.com\/WordPress\/wp-json\/wp\/v2\/media?parent=572"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/lvr.myqnapcloud.com\/WordPress\/wp-json\/wp\/v2\/categories?post=572"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/lvr.myqnapcloud.com\/WordPress\/wp-json\/wp\/v2\/tags?post=572"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}