{"id":89,"date":"2026-01-18T19:57:44","date_gmt":"2026-01-18T19:57:44","guid":{"rendered":"https:\/\/test.wikitech.be\/?post_type=product&#038;p=89"},"modified":"2026-01-18T19:58:05","modified_gmt":"2026-01-18T19:58:05","slug":"utilisation-du-gaz-r744-co2","status":"publish","type":"product","link":"https:\/\/test.wikitech.be\/?product=utilisation-du-gaz-r744-co2","title":{"rendered":"Utilisation du gaz R744 ( CO2 )"},"content":{"rendered":"<h5><strong><span style=\"color: #3366ff;\">1 Concept g\u00e9n\u00e9raux<\/span><\/strong><\/h5>\n<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li>Contexte et enjeux<\/li>\n<li>Contraintes de s\u00e9curit\u00e9<\/li>\n<li>Contraintes environnementales<\/li>\n<li>Familles des fluides frigorig\u00e8nes<\/li>\n<li>Normes<\/li>\n<li>Le CO2<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h5><strong><span style=\"color: #3366ff;\">2 Production du froid<\/span><\/strong><\/h5>\n<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li>Introduction<\/li>\n<li>Cycle frigorifique subcritique<\/li>\n<li>Cycle frigorifique transcritique\n<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li>Cycle bi-\u00e9tag\u00e9e<\/li>\n<li>Cascade<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h5><strong><span style=\"color: #3366ff;\">3 Techno<span style=\"font-size: 16px; font-style: normal;\">e<\/span><span style=\"font-size: 16px;\">logie du froid m\u00e9canique<\/span><\/span><\/strong><\/h5>\n<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li>Composants d\u2019une installation\n<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li>Compresseurs<\/li>\n<li>Echangeurs de chaleur<\/li>\n<li>Pompe \u00e0 recirculation<\/li>\n<li>Capacit\u00e9s sous pression<\/li>\n<li>D\u00e9tendeurs et syst\u00e8me de d\u00e9tente<\/li>\n<li>Canalisations frigorifiques et accessoires<\/li>\n<li>Syst\u00e8me de s\u00e9curit\u00e9<\/li>\n<li>Accessoires<\/li>\n<li>R\u00e9gulation du cycle frigorifique<\/li>\n<li>Filtre d\u00e9shydrateur<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n<li>R\u00e9cup\u00e9ration de chaleur\n<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li>R\u00e9cup\u00e9ration dans le condenseur<\/li>\n<li>L\u2019eau chaude sanitaire<\/li>\n<li>D\u00e9surchauffeur<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n<li>D\u00e9givrage\n<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li>Proc\u00e9dure de d\u00e9givrage<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n<li>Froid indirect\n<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li>Introduction<\/li>\n<li>Circuit de distribution<\/li>\n<li>Accumulateur de froid<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n<li>Huile frigorifique\n<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li>N\u00e9cessit\u00e9 et probl\u00e8mes engendr\u00e9s<\/li>\n<li>Miscibilit\u00e9<\/li>\n<li>Solubilit\u00e9<\/li>\n<li>Refroidissement de l\u2019huile<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h5><span style=\"color: #3366ff;\">4 Travail en s\u00e9curit\u00e9 avec CO2<\/span><\/h5>\n<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li>S\u00e9curit\u00e9 g\u00e9n\u00e9ral<\/li>\n<li>Signalisation des locaux<\/li>\n<li>EPI<\/li>\n<li>Outillage sp\u00e9cifique<\/li>\n<li>Plan de pr\u00e9vention<\/li>\n<li>Ventilation m\u00e9canique<\/li>\n<li>Manipulation\n<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li>D\u00e9marrage de l\u2019installation<\/li>\n<li>Essais de mise sous pression<\/li>\n<li>Mise sous vide<\/li>\n<li>Conseils<\/li>\n<li>Remplissage du syst\u00e8me<\/li>\n<li>D\u00e9pressurisation de composants \u00e0 l\u2019arr\u00eat, le compresseur<\/li>\n<li>D\u00e9pressurisation de composants \u00e0 l\u2019arr\u00eat, le filtre d\u00e9shydrateur<\/li>\n<li>Remplacement d\u2019un circulateur sur le circuit frigoporteur<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p><strong>Dur\u00e9e:\u00a0 2<\/strong>\u00a0Jours<\/p>\n<hr \/>\n<h3 style=\"text-align: left;\"><a href=\"\/infos-utiles\/\"><strong><span style=\"color: #ff0000;\">Aides \u00e0 la formation &#8211;\u00a0 \u00a0<\/span><span style=\"color: #ff0000;\"><img decoding=\"async\" class=\"wp-image-5961 alignnone\" src=\"\/wp-content\/uploads\/2023\/11\/en-savoir-plus.jpg\" alt=\"\" width=\"67\" height=\"61\" \/><\/span><\/strong><\/a><\/h3>\n<p><a href=\"\/infos-utiles\/\"><strong>Wallonie: Ch\u00e8ques-formation :\u00a0 14 CF + <span style=\"color: #ff0000;\">177.89 euros<\/span><\/strong><\/a><br \/>\n<a href=\"\/infos-utiles\/\"><strong>Bruxelles-Capitale : de <span style=\"color: #ff0000;\">40 \u00e0 70% de r\u00e9duction\u00a0<\/span><\/strong><\/a><\/p>\n","protected":false},"featured_media":127,"comment_status":"closed","ping_status":"closed","template":"","meta":[],"product_brand":[],"product_cat":[20],"product_tag":[],"class_list":{"0":"post-89","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-frigoriste","7":"bookacti-activity","9":"first","10":"instock","11":"virtual","12":"sold-individually","13":"purchasable","14":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/test.wikitech.be\/index.php?rest_route=\/wp\/v2\/product\/89","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/test.wikitech.be\/index.php?rest_route=\/wp\/v2\/product"}],"about":[{"href":"https:\/\/test.wikitech.be\/index.php?rest_route=\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/test.wikitech.be\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=89"}],"version-history":[{"count":0,"href":"https:\/\/test.wikitech.be\/index.php?rest_route=\/wp\/v2\/product\/89\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/test.wikitech.be\/index.php?rest_route=\/wp\/v2\/media\/127"}],"wp:attachment":[{"href":"https:\/\/test.wikitech.be\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=89"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/test.wikitech.be\/index.php?rest_route=%2Fwp%2Fv2%2Fproduct_brand&post=89"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/test.wikitech.be\/index.php?rest_route=%2Fwp%2Fv2%2Fproduct_cat&post=89"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/test.wikitech.be\/index.php?rest_route=%2Fwp%2Fv2%2Fproduct_tag&post=89"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}