{"id":17606,"date":"2026-09-28T09:36:14","date_gmt":"2026-09-28T09:36:14","guid":{"rendered":"https:\/\/alimak.com\/cases\/observatoire-de-neutrinos-de-sudbury\/"},"modified":"2026-09-28T10:47:21","modified_gmt":"2026-09-28T10:47:21","slug":"observatoire-de-neutrinos-de-sudbury","status":"publish","type":"cases","link":"https:\/\/alimak.com\/fr\/cases\/observatoire-de-neutrinos-de-sudbury\/","title":{"rendered":"Observatoire de neutrinos de Sudbury"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\"><strong>Situ\u00e9 \u00e0 2\u202f070 m sous le niveau du sol, l\u2019ascenseur de l\u2019Observatoire de neutrinos de Sudbury (SNO), au Canada, est l\u2019ascenseur Alimak le plus profond connu \u00e0 ce jour. L\u2019observatoire a \u00e9t\u00e9 construit pour d\u00e9tecter les neutrinos produits par les r\u00e9actions de fusion dans le soleil et est devenu l\u2019un des laboratoires de physique souterraine les plus importants au monde.<\/strong><\/p>\n\n<p class=\"wp-block-paragraph\"><strong>SOUTENIR L\u2019UNE DES EXP\u00c9RIENCES SCIENTIFIQUES LES PLUS AVANC\u00c9ES AU MONDE<br\/><\/strong><br\/>Un ascenseur Alimak \u00e0 cr\u00e9maill\u00e8re et pignon a \u00e9t\u00e9 install\u00e9 \u00e0 l\u2019Observatoire de neutrinos de Sudbury (SNO), au Canada, en 1993. Situ\u00e9 \u00e0 2\u202f070 m sous le niveau du sol, il s\u2019agit de l\u2019ascenseur Alimak le plus profond connu \u00e0 ce jour.<\/p>\n\n<p class=\"wp-block-paragraph\">Con\u00e7u pour permettre l\u2019acc\u00e8s l\u00e0 o\u00f9 les ascenseurs conventionnels ne pouvaient pas fonctionner, l\u2019ascenseur a \u00e9t\u00e9 sp\u00e9cifiquement adapt\u00e9 \u00e0 la g\u00e9om\u00e9trie unique du d\u00e9tecteur. Il fonctionnait gr\u00e2ce \u00e0 une combinaison de rails de guidage courbes et inclin\u00e9s et assurait un acc\u00e8s fiable pour l\u2019inspection et la maintenance pendant toute la dur\u00e9e de vie de l\u2019exp\u00e9rience.<\/p>\n\n<p class=\"wp-block-paragraph\">En partant du palier inf\u00e9rieur avec une inclinaison de 13,3 degr\u00e9s, l\u2019ascenseur montait en contournant l\u2019ext\u00e9rieur du d\u00e9tecteur sph\u00e9rique de neutrinos le long d\u2019un rail de guidage courbe. \u00c0 mesure que la g\u00e9om\u00e9trie du d\u00e9tecteur changeait, l\u2019inclinaison diminuait progressivement jusqu\u2019\u00e0 11,1 degr\u00e9s au niveau sup\u00e9rieur. L\u2019ascenseur desservait des plateformes d\u2019observation et de maintenance situ\u00e9es \u00e0 diff\u00e9rentes hauteurs autour du d\u00e9tecteur, offrant un acc\u00e8s du bas vers le haut de l\u2019installation.<br\/><br\/><strong>D\u00c9COUVERTES R\u00c9VOLUTIONNAIRES<br\/><\/strong><br\/>Les r\u00e9sultats du SNO ont apport\u00e9 des \u00e9clairages d\u00e9terminants sur les propri\u00e9t\u00e9s des neutrinos et sur les processus se d\u00e9roulant au c\u0153ur du soleil.<br\/><br\/>Le d\u00e9tecteur a \u00e9t\u00e9 construit \u00e0 2\u202f070 m sous terre, dans la mine Creighton pr\u00e8s de Sudbury, en Ontario (Canada), o\u00f9 la roche environnante le prot\u00e9geait du rayonnement cosmique. Le SNO \u00e9tait un d\u00e9tecteur Cherenkov \u00e0 eau lourde con\u00e7u pour d\u00e9tecter les neutrinos produits par les r\u00e9actions de fusion dans le soleil.<br\/><br\/>Le d\u00e9tecteur a commenc\u00e9 \u00e0 fonctionner en mai 1999 et a continu\u00e9 \u00e0 collecter des donn\u00e9es jusqu\u2019au 28 novembre 2006. L\u2019analyse des donn\u00e9es s\u2019est poursuivie pendant plusieurs ann\u00e9es par la suite, contribuant \u00e0 des avanc\u00e9es majeures en physique des particules et aidant \u00e0 r\u00e9soudre le probl\u00e8me des neutrinos solaires, rest\u00e9 longtemps sans solution.<\/p>\n\n<p class=\"wp-block-paragraph\"><strong>EXP\u00c9RIENCE DANS DES ENVIRONNEMENTS EXTR\u00caMES<\/strong><\/p>\n\n<p class=\"wp-block-paragraph\">Alimak poss\u00e8de une vaste exp\u00e9rience dans la fourniture de solutions d\u2019acc\u00e8s pour certains des environnements les plus exigeants au monde.<br\/>Con\u00e7us pour la fiabilit\u00e9 et la durabilit\u00e9, les ascenseurs Alimak fonctionnent dans des lieux allant des conditions glaciales de l\u2019Antarctique et de l\u2019Islande \u00e0 la chaleur extr\u00eame de l\u2019outback australien. Leurs performances \u00e9prouv\u00e9es dans des applications exigeantes en font une solution id\u00e9ale partout o\u00f9 un acc\u00e8s vertical fiable et s\u00fbr est requis.<\/p>\n\n<p class=\"wp-block-paragraph\"><strong>D\u00c9TAILS DE L\u2019ASCENSEUR<br\/><\/strong>Emplacement : Observatoire de neutrinos de Sudbury, Sudbury, Canada<br\/>Application : d\u00e9tecteur de l\u2019observatoire de neutrinos<br\/>Industrie : recherche scientifique<br\/>Mod\u00e8le d\u2019ascenseur : Alimak U-600 Special<br\/>Profondeur d\u2019installation : 2\u202f070 m sous la surface<br\/>Capacit\u00e9 : 600 kg<br\/>Hauteur de levage : 24 m<br\/>Nombre de paliers : 3<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Situ\u00e9 \u00e0 2\u202f070 m sous le niveau du sol, l\u2019ascenseur de l\u2019Observatoire de neutrinos de Sudbury (SNO), au Canada, est [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":17605,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false,"footnotes":""},"region":[723],"industry":[710,745],"product_types":[585],"class_list":["post-17606","cases","type-cases","status-publish","has-post-thumbnail","hentry","region-ameriques","industry-industriel-sur-mesure-2","industry-recherche-scientifique","product_types-permanent-solution-fr"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.5 - 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