{"id":4993,"date":"2024-03-28T09:54:07","date_gmt":"2024-03-28T08:54:07","guid":{"rendered":"https:\/\/dbvib-ingenierie.com\/?p=4993"},"modified":"2024-03-28T09:54:14","modified_gmt":"2024-03-28T08:54:14","slug":"renovation-dune-chambre-anechoique","status":"publish","type":"post","link":"https:\/\/dbvib-ingenierie.com\/renovation-dune-chambre-anechoique\/","title":{"rendered":"R\u00e9novation d\u2019une chambre an\u00e9cho\u00efque"},"content":{"rendered":"<h2><strong>La r\u00e9novation de la chambre an\u00e9cho\u00efque et soufflerie de l\u2019\u00c9cole Centrale de Lyon<\/strong><\/h2>\n<p>L\u2019\u00e9cole Centrale de Lyon, fond\u00e9e en 1857, forme les ing\u00e9nieurs de demain dans pas moins de 50 cursus universitaires diff\u00e9rents. Elle a fait une nouvelle fois appel \u00e0 dB Vib Ing\u00e9nierie pour la r\u00e9novation de l\u2019une de ses chambres an\u00e9cho\u00efques int\u00e9grant une soufflerie subsonique\u00a0: la chambre E6. La remise en \u00e9tat de cette salle par nos \u00e9quipes repose sur un savoir-faire ancr\u00e9 depuis de nombreuses ann\u00e9es, autant dans le domaine acoustique que celui du traitement de l\u2019air. \u00a0D\u00e9couvrez en vid\u00e9o la nouvelle salle en bas de cet article.<\/p>\n<h3><strong>Le projet :<\/strong><\/h3>\n<p>L\u2019\u00e9cole centrale de Lyon souhaitait r\u00e9habiliter et r\u00e9nover cette salle afin de renforcer ses qualit\u00e9s acoustiques avec un objectif de fr\u00e9quence de coupure inf\u00e9rieure \u00e0 100 Hz, au sens de <a href=\"https:\/\/www.iso.org\/fr\/standard\/45362.html#:~:text=L'ISO%203745%3A2012%20sp%C3%A9cifie,dans%20une%20salle%20semi%2Dan%C3%A9cho%C3%AFque.\">la norme ISO3745<\/a>. D\u2019autres objectifs motivaient \u00e9galement cette r\u00e9novation, tels que\u00a0: la suppression du risque de d\u00e9fibrage des di\u00e8dres en laine de verre, l\u2019optimisation de la mise en place des sp\u00e9cimens d\u2019essais, la simplification et le renforcement de la s\u00e9curit\u00e9 des op\u00e9rations de maintenance. Les \u00e9quipes dB Vib, ayant d\u00e9j\u00e0 \u0153uvr\u00e9 \u00e0 la <a href=\"https:\/\/dbvib-ingenierie.com\/ecole-centrale-de-lyon-la-renovation-de-la-chambre-sourde-du-banc-aero-acoustique-kca\/\">r\u00e9novation de la chambre sourde du banc a\u00e9ro-acoustique KCA<\/a> pour l\u2019\u00e9cole centrale ont une nouvelle fois relev\u00e9 ce d\u00e9fi, en assurant\u00a0:<\/p>\n<ul>\n<li>La d\u00e9pose et l\u2019\u00e9vacuation des traitements acoustiques existants<\/li>\n<li>La conception, fourniture et pose du nouveau traitement acoustique en ad\u00e9quation avec les recommandations de l\u2019INRS sur la concentration de fibres min\u00e9rales dans l\u2019air,<\/li>\n<li>Le remplacement du plancher caillebotis existant,<\/li>\n<li>La r\u00e9novation, l\u2019insonorisation et l\u2019installation des ventilateurs de la soufflerie<\/li>\n<li>La mise en place d\u2019un pont roulant pour faciliter les manutentions des sp\u00e9cimens<\/li>\n<li>La r\u00e9fection des syst\u00e8mes d\u2019\u00e9clairage<\/li>\n<li>La redistribution des prises \u00e9lectriques et l\u2019ajout de baies pour les c\u00e2bles de mesures<\/li>\n<li>L\u2019ajout de points de fixation pour les \u00e9quipements de mesures<\/li>\n<\/ul>\n<h3><strong>Solutions propos\u00e9es et mises en \u0153uvre :<\/strong><\/h3>\n<h4><strong>Traitement acoustique des parois\u00a0<\/strong><\/h4>\n<p>dB Vib Ing\u00e9nierie a propos\u00e9 et install\u00e9 des di\u00e8dres en laine min\u00e9rale M0 \u00e0 forte densit\u00e9 qui, en plus de fournir d\u2019excellentes performances acoustiques, garantissent une meilleure tenue dans le temps (affaissement limit\u00e9). Afin de pr\u00e9senter un ensemble esth\u00e9tique, ces di\u00e8dres sont recouverts d\u2019une chaussette extensible qui att\u00e9nuent consid\u00e9rablement le d\u00e9fibrage de la laine de roche dans le temps apport\u00e9 par la soufflerie.<\/p>\n<p>Tout en assurant les performances acoustiques attendues par l\u2019Ecole Centrale, les di\u00e8dres propos\u00e9s ont l\u2019avantage de conserver une longueur identique \u00e0 ceux pr\u00e9sents initialement dans la salle afin de pr\u00e9server la m\u00eame surface utile de mesures avant cette r\u00e9novation. En plafond la tenue est renforc\u00e9e par des broches traversantes afin d\u2019\u00e9viter toute chute de di\u00e8dres. L\u2019ensemble de cette conception a d\u00e9j\u00e0 \u00e9t\u00e9 \u00e9prouv\u00e9e par dB Vib dans de nombreuses autres r\u00e9alisations et a fait l\u2019objet d\u2019essais en tube de Kundt au si\u00e8ge de dB Vib qui ont d\u00e9montr\u00e9 la transparence acoustique du di\u00e8dre et de son support dans des conditions parfaitement repr\u00e9sentatives de celles de l\u2019installation.<\/p>\n<p>Les angles de la salle ont re\u00e7u un traitement absorbant compos\u00e9 de laine roche et panneaux acoustiques \u00e9pousant la forme de l\u2019angle dans le but d\u2019optimiser les performances acoustiques de la salle.<\/p>\n<p><a href=\"https:\/\/dbvib-ingenierie.com\/uploads\/sites\/2\/2024\/03\/salle-anechoique-avant-rotated.jpg\"><img decoding=\"async\" class=\"alignnone wp-image-4991\" src=\"https:\/\/dbvib-ingenierie.com\/uploads\/sites\/2\/2024\/03\/salle-anechoique-avant-225x300.jpg\" alt=\"salle an\u00e9cho\u00efque avant\" width=\"276\" height=\"368\" srcset=\"https:\/\/dbvib-ingenierie.com\/uploads\/sites\/2\/2024\/03\/salle-anechoique-avant-225x300.jpg 225w, https:\/\/dbvib-ingenierie.com\/uploads\/sites\/2\/2024\/03\/salle-anechoique-avant-200x267.jpg 200w, https:\/\/dbvib-ingenierie.com\/uploads\/sites\/2\/2024\/03\/salle-anechoique-avant-315x420.jpg 315w, https:\/\/dbvib-ingenierie.com\/uploads\/sites\/2\/2024\/03\/salle-anechoique-avant-rotated.jpg 404w\" sizes=\"(max-width: 276px) 100vw, 276px\" \/><\/a> <a href=\"https:\/\/dbvib-ingenierie.com\/uploads\/sites\/2\/2024\/03\/salle-anechoique-apres.jpg\"><img decoding=\"async\" class=\"alignnone wp-image-4990\" src=\"https:\/\/dbvib-ingenierie.com\/uploads\/sites\/2\/2024\/03\/salle-anechoique-apres-234x300.jpg\" alt=\"salle an\u00e9choique apr\u00e8s\" width=\"287\" height=\"368\" srcset=\"https:\/\/dbvib-ingenierie.com\/uploads\/sites\/2\/2024\/03\/salle-anechoique-apres-234x300.jpg 234w, https:\/\/dbvib-ingenierie.com\/uploads\/sites\/2\/2024\/03\/salle-anechoique-apres-200x256.jpg 200w, https:\/\/dbvib-ingenierie.com\/uploads\/sites\/2\/2024\/03\/salle-anechoique-apres-315x404.jpg 315w, https:\/\/dbvib-ingenierie.com\/uploads\/sites\/2\/2024\/03\/salle-anechoique-apres.jpg 425w\" sizes=\"(max-width: 287px) 100vw, 287px\" \/><\/a><\/p>\n<p><em><u>Traitements acoustiques des parois avant et apr\u00e8s travaux<\/u><\/em><\/p>\n<h4><strong>Traitement acoustique des ouvertures\u00a0<\/strong><\/h4>\n<p>Pour compl\u00e9ter le traitement acoustique la porte d\u2019acc\u00e8s \u00e0 la salle a \u00e9t\u00e9 soigneusement remplac\u00e9e par un \u00ab\u00a0Basket door\u00a0\u00bb sur mesure, constitu\u00e9e de panneaux acoustiques absorbants avec une protection m\u00e9canique en t\u00f4le perfor\u00e9e. L\u2019ensemble est ais\u00e9ment d\u00e9pla\u00e7able manuellement par un seul homme gr\u00e2ce au syst\u00e8me de translation en partie haute pour maintenir un plancher lisse, sans interruption et sans protub\u00e9rance au sol. Il peut \u00eatre alors d\u00e9plac\u00e9 aussi bien \u00e0 l\u2019int\u00e9rieur qu\u2019\u00e0 l\u2019ext\u00e9rieure de la salle pour faciliter les acc\u00e8s.<\/p>\n<p><a href=\"https:\/\/dbvib-ingenierie.com\/uploads\/sites\/2\/2024\/03\/portes-avant-renovation-rotated.jpg\"><img decoding=\"async\" class=\"alignnone size-medium wp-image-4988\" src=\"https:\/\/dbvib-ingenierie.com\/uploads\/sites\/2\/2024\/03\/portes-avant-renovation-225x300.jpg\" alt=\"portes avant r\u00e9novation\" width=\"225\" height=\"300\" srcset=\"https:\/\/dbvib-ingenierie.com\/uploads\/sites\/2\/2024\/03\/portes-avant-renovation-225x300.jpg 225w, https:\/\/dbvib-ingenierie.com\/uploads\/sites\/2\/2024\/03\/portes-avant-renovation-200x266.jpg 200w, https:\/\/dbvib-ingenierie.com\/uploads\/sites\/2\/2024\/03\/portes-avant-renovation-315x420.jpg 315w, https:\/\/dbvib-ingenierie.com\/uploads\/sites\/2\/2024\/03\/portes-avant-renovation-rotated.jpg 355w\" sizes=\"(max-width: 225px) 100vw, 225px\" \/><\/a> <a href=\"https:\/\/dbvib-ingenierie.com\/uploads\/sites\/2\/2024\/03\/porte-apres-renovation.png\"><img decoding=\"async\" class=\"alignnone size-medium wp-image-4986\" src=\"https:\/\/dbvib-ingenierie.com\/uploads\/sites\/2\/2024\/03\/porte-apres-renovation-229x300.png\" alt=\"porte apr\u00e8s r\u00e9novation\" width=\"229\" height=\"300\" srcset=\"https:\/\/dbvib-ingenierie.com\/uploads\/sites\/2\/2024\/03\/porte-apres-renovation-229x300.png 229w, https:\/\/dbvib-ingenierie.com\/uploads\/sites\/2\/2024\/03\/porte-apres-renovation-200x262.png 200w, https:\/\/dbvib-ingenierie.com\/uploads\/sites\/2\/2024\/03\/porte-apres-renovation-315x413.png 315w, https:\/\/dbvib-ingenierie.com\/uploads\/sites\/2\/2024\/03\/porte-apres-renovation.png 416w\" sizes=\"(max-width: 229px) 100vw, 229px\" \/><\/a> <a href=\"https:\/\/dbvib-ingenierie.com\/uploads\/sites\/2\/2024\/03\/portes-apres-renovation-1.png\"><img decoding=\"async\" class=\"alignnone size-medium wp-image-4987\" src=\"https:\/\/dbvib-ingenierie.com\/uploads\/sites\/2\/2024\/03\/portes-apres-renovation-1-263x300.png\" alt=\"basket door\" width=\"263\" height=\"300\" srcset=\"https:\/\/dbvib-ingenierie.com\/uploads\/sites\/2\/2024\/03\/portes-apres-renovation-1-263x300.png 263w, https:\/\/dbvib-ingenierie.com\/uploads\/sites\/2\/2024\/03\/portes-apres-renovation-1-440x501.png 440w, https:\/\/dbvib-ingenierie.com\/uploads\/sites\/2\/2024\/03\/portes-apres-renovation-1-200x228.png 200w, https:\/\/dbvib-ingenierie.com\/uploads\/sites\/2\/2024\/03\/portes-apres-renovation-1-315x359.png 315w, https:\/\/dbvib-ingenierie.com\/uploads\/sites\/2\/2024\/03\/portes-apres-renovation-1.png 639w\" sizes=\"(max-width: 263px) 100vw, 263px\" \/><\/a><\/p>\n<p><em><u>Porte avant r\u00e9novation et basket door r\u00e9alis\u00e9 par dB Vib<\/u><\/em><\/p>\n<p>Ensuite la bouche de sortie d\u2019air de la soufflerie a \u00e9galement d\u00fb \u00eatre trait\u00e9e acoustiquement afin de garantir les performances acoustiques. Pour cela dB Vib a d\u00e9fini et install\u00e9 un silencieux \u00e0 baffles en laine de roche rev\u00eatu d\u2019un tissu de verre maill\u00e9. Pour am\u00e9liorer l\u2019\u00e9coulement du flux d\u2019air et limiter les turbulences, dB Vib a ajout\u00e9 une coquille en laine de roche avec un surfa\u00e7age en tissu sur les champs des baffles.<\/p>\n<p><a href=\"https:\/\/dbvib-ingenierie.com\/uploads\/sites\/2\/2024\/03\/bouche-sortie-dair-avant-renovation.png\"><img decoding=\"async\" class=\"alignnone wp-image-4982\" src=\"https:\/\/dbvib-ingenierie.com\/uploads\/sites\/2\/2024\/03\/bouche-sortie-dair-avant-renovation-300x256.png\" alt=\"bouche sortie d'air avant r\u00e9novation\" width=\"352\" height=\"300\" srcset=\"https:\/\/dbvib-ingenierie.com\/uploads\/sites\/2\/2024\/03\/bouche-sortie-dair-avant-renovation-300x256.png 300w, https:\/\/dbvib-ingenierie.com\/uploads\/sites\/2\/2024\/03\/bouche-sortie-dair-avant-renovation-440x375.png 440w, https:\/\/dbvib-ingenierie.com\/uploads\/sites\/2\/2024\/03\/bouche-sortie-dair-avant-renovation-200x170.png 200w, https:\/\/dbvib-ingenierie.com\/uploads\/sites\/2\/2024\/03\/bouche-sortie-dair-avant-renovation-315x268.png 315w, https:\/\/dbvib-ingenierie.com\/uploads\/sites\/2\/2024\/03\/bouche-sortie-dair-avant-renovation.png 580w\" sizes=\"(max-width: 352px) 100vw, 352px\" \/><\/a> <a href=\"https:\/\/dbvib-ingenierie.com\/uploads\/sites\/2\/2024\/03\/bouche-sortie-dair-apes-renovation-rotated.jpg\"><img decoding=\"async\" class=\"alignnone size-medium wp-image-4981\" src=\"https:\/\/dbvib-ingenierie.com\/uploads\/sites\/2\/2024\/03\/bouche-sortie-dair-apes-renovation-225x300.jpg\" alt=\"bouche sortie dair ap\u00e8s r\u00e9novation\" width=\"225\" height=\"300\" srcset=\"https:\/\/dbvib-ingenierie.com\/uploads\/sites\/2\/2024\/03\/bouche-sortie-dair-apes-renovation-225x300.jpg 225w, https:\/\/dbvib-ingenierie.com\/uploads\/sites\/2\/2024\/03\/bouche-sortie-dair-apes-renovation-440x587.jpg 440w, https:\/\/dbvib-ingenierie.com\/uploads\/sites\/2\/2024\/03\/bouche-sortie-dair-apes-renovation-200x267.jpg 200w, https:\/\/dbvib-ingenierie.com\/uploads\/sites\/2\/2024\/03\/bouche-sortie-dair-apes-renovation-315x420.jpg 315w, https:\/\/dbvib-ingenierie.com\/uploads\/sites\/2\/2024\/03\/bouche-sortie-dair-apes-renovation-rotated.jpg 485w\" sizes=\"(max-width: 225px) 100vw, 225px\" \/><\/a><\/p>\n<p><em><u>Photo de la bouche sortie d\u2019air avant et apr\u00e8s r\u00e9novation<\/u><\/em><\/p>\n<h4><strong>Remplacement du plancher\u00a0<\/strong><\/h4>\n<p>Apr\u00e8s avoir trait\u00e9 acoustiquement le plancher comme toutes les autres parois avec des di\u00e8dres, dB Vib a fait le choix de recouvrir ces di\u00e8dres d\u2019un caillebotis en mat\u00e9riaux composites pour limiter la r\u00e9flexion acoustique, et faciliter son d\u00e9montage. L\u2019ensemble du plancher caillebotis est d\u00e9montable selon les besoins d\u2019essais ou de maintenance.<\/p>\n<h4><strong>Installation d\u2019un moyen de levage \u00e0 l\u2019int\u00e9rieur de la salle<\/strong><\/h4>\n<p>Pour faciliter la manutention des sp\u00e9cimens d\u2019essais r\u00e9pondant aux besoins de l\u2019Ecole Centrale, dB Vib a install\u00e9 au plafond, un palan monorail \u00e0 commande \u00e9lectrique sans fil dans l\u2019axe de la soufflerie. Cette installation est totalement dissimul\u00e9e dans les di\u00e8dres de parois pour limiter au maximum les r\u00e9flexions acoustiques.<\/p>\n<h4><strong>Servitudes de la salle\u00a0<\/strong><\/h4>\n<p>Outre l\u2019apport de son expertise en acoustique et a\u00e9raulique, dB Vib se distingue par son \u00e9coute attentive des besoins clients. dB Vib, par ses nombreuses exp\u00e9riences en conception et installation de salle acoustique, se positionne comme une force de proposition et d\u2019ing\u00e9niosit\u00e9 capable de concevoir et d&#8217;installer des \u00e9quipements auxiliaires et des accessoires fonctionnels.<\/p>\n<p>Ainsi toute l\u2019installation \u00e9lectrique de la salle a \u00e9t\u00e9 revue et optimis\u00e9e, depuis l\u2019armoire de puissance g\u00e9n\u00e9rale, \u00e0 chacune des prises, en passant par toutes les armoires, c\u00e2blages et connectiques de mesures ou de commandes. Le tout est soigneusement int\u00e9gr\u00e9 \u00e0 l\u2019ensemble des traitements acoustiques et dimensionn\u00e9 pour pouvoir accueillir les \u00e9volutions de la salle. L\u2019\u00e9clairage a \u00e9t\u00e9 remplac\u00e9 par un \u00e9clairage LED totalement int\u00e9gr\u00e9 aux traitements acoustiques, plus \u00e9conomique et dont les performances acoustiques ont \u00e9t\u00e9 test\u00e9es pr\u00e9alablement dans le laboratoire acoustique dB Vib. Luminaires et autres accessoires de s\u00e9curit\u00e9 incendie sont accessibles et interchangeables sans n\u00e9cessit\u00e9 le d\u00e9montage de di\u00e8dres.<\/p>\n<p>Afin d\u2019externaliser les instruments de mesure en dehors de la salle an\u00e9cho\u00efque, dB Vib a install\u00e9 des coffrets de liaisons avec des connectiques sp\u00e9cialement fabriqu\u00e9s par un partenaire en r\u00e9gion Lyonnaise.<\/p>\n<p style=\"text-align: center\"><a href=\"https:\/\/dbvib-ingenierie.com\/uploads\/sites\/2\/2024\/03\/coffret-de-liaison.png\"><img decoding=\"async\" class=\"alignnone wp-image-4984 size-medium\" src=\"https:\/\/dbvib-ingenierie.com\/uploads\/sites\/2\/2024\/03\/coffret-de-liaison-270x300.png\" alt=\"coffret de liaison chambre an\u00e9cho\u00efque\" width=\"270\" height=\"300\" srcset=\"https:\/\/dbvib-ingenierie.com\/uploads\/sites\/2\/2024\/03\/coffret-de-liaison-270x300.png 270w, https:\/\/dbvib-ingenierie.com\/uploads\/sites\/2\/2024\/03\/coffret-de-liaison-440x489.png 440w, https:\/\/dbvib-ingenierie.com\/uploads\/sites\/2\/2024\/03\/coffret-de-liaison-200x222.png 200w, https:\/\/dbvib-ingenierie.com\/uploads\/sites\/2\/2024\/03\/coffret-de-liaison-315x350.png 315w, https:\/\/dbvib-ingenierie.com\/uploads\/sites\/2\/2024\/03\/coffret-de-liaison.png 658w\" sizes=\"(max-width: 270px) 100vw, 270px\" \/><\/a><\/p>\n<p>Autant d\u2019ing\u00e9niosit\u00e9 a \u00e9t\u00e9 d\u00e9ploy\u00e9e pour rendre le plus fonctionnel possible ce banc a\u00e9ro-acoustique tout en pr\u00e9servant les performances acoustiques.<\/p>\n<h3><strong>R\u00e9sultats : une parfaite alliance du confort, de l\u2019esth\u00e9tique et de la performance<\/strong><\/h3>\n<p>Apr\u00e8s quelques semaines de travaux, dB Vib Ing\u00e9nierie a pu assurer la mise en service de la salle et faire proc\u00e9der \u00e0 sa r\u00e9ception acoustique par ses confr\u00e8res de <a href=\"https:\/\/dbvib-consulting.com\/etudes-et-expertises\/\">dB Vib Consulting<\/a>. Les mesures de r\u00e9ception pratiqu\u00e9es ont permis de valider les performances acoustiques telles que d\u00e9finies dans le cahier des charges.<\/p>\n<p style=\"text-align: center\"><a href=\"https:\/\/dbvib-ingenierie.com\/uploads\/sites\/2\/2024\/03\/C1-scaled.jpg\"><img decoding=\"async\" class=\"alignnone wp-image-4983\" src=\"https:\/\/dbvib-ingenierie.com\/uploads\/sites\/2\/2024\/03\/C1-300x225.jpg\" alt=\"mesures de r\u00e9ception\" width=\"343\" height=\"257\" srcset=\"https:\/\/dbvib-ingenierie.com\/uploads\/sites\/2\/2024\/03\/C1-300x225.jpg 300w, https:\/\/dbvib-ingenierie.com\/uploads\/sites\/2\/2024\/03\/C1-1024x768.jpg 1024w, https:\/\/dbvib-ingenierie.com\/uploads\/sites\/2\/2024\/03\/C1-768x576.jpg 768w, https:\/\/dbvib-ingenierie.com\/uploads\/sites\/2\/2024\/03\/C1-1536x1152.jpg 1536w, https:\/\/dbvib-ingenierie.com\/uploads\/sites\/2\/2024\/03\/C1-2048x1536.jpg 2048w, https:\/\/dbvib-ingenierie.com\/uploads\/sites\/2\/2024\/03\/C1-1920x1440.jpg 1920w, https:\/\/dbvib-ingenierie.com\/uploads\/sites\/2\/2024\/03\/C1-900x675.jpg 900w, https:\/\/dbvib-ingenierie.com\/uploads\/sites\/2\/2024\/03\/C1-440x330.jpg 440w, https:\/\/dbvib-ingenierie.com\/uploads\/sites\/2\/2024\/03\/C1-200x150.jpg 200w, https:\/\/dbvib-ingenierie.com\/uploads\/sites\/2\/2024\/03\/C1-315x236.jpg 315w\" sizes=\"(max-width: 343px) 100vw, 343px\" \/><\/a><\/p>\n<p>Retrouvez ci-dessous, en images et en vid\u00e9o, la m\u00e9tamorphose impressionnante de cette salle acoustique soufflerie. Bravo \u00e0 nos \u00e9quipes dB Vib Ing\u00e9nierie qui ont su faire beau et efficace.<\/p>\n<p><a href=\"https:\/\/youtu.be\/XYiEDS6Lsg0\"><img decoding=\"async\" class=\"alignnone wp-image-4980\" src=\"https:\/\/dbvib-ingenierie.com\/uploads\/sites\/2\/2024\/03\/avant-renovation-salle-anechoique-300x225.jpg\" alt=\"avant r\u00e9novation chambre an\u00e9cho\u00efque\" width=\"364\" height=\"273\" srcset=\"https:\/\/dbvib-ingenierie.com\/uploads\/sites\/2\/2024\/03\/avant-renovation-salle-anechoique-300x225.jpg 300w, https:\/\/dbvib-ingenierie.com\/uploads\/sites\/2\/2024\/03\/avant-renovation-salle-anechoique-1024x768.jpg 1024w, https:\/\/dbvib-ingenierie.com\/uploads\/sites\/2\/2024\/03\/avant-renovation-salle-anechoique-768x576.jpg 768w, https:\/\/dbvib-ingenierie.com\/uploads\/sites\/2\/2024\/03\/avant-renovation-salle-anechoique-1536x1152.jpg 1536w, https:\/\/dbvib-ingenierie.com\/uploads\/sites\/2\/2024\/03\/avant-renovation-salle-anechoique-2048x1536.jpg 2048w, https:\/\/dbvib-ingenierie.com\/uploads\/sites\/2\/2024\/03\/avant-renovation-salle-anechoique-1920x1440.jpg 1920w, https:\/\/dbvib-ingenierie.com\/uploads\/sites\/2\/2024\/03\/avant-renovation-salle-anechoique-900x675.jpg 900w, https:\/\/dbvib-ingenierie.com\/uploads\/sites\/2\/2024\/03\/avant-renovation-salle-anechoique-440x330.jpg 440w, https:\/\/dbvib-ingenierie.com\/uploads\/sites\/2\/2024\/03\/avant-renovation-salle-anechoique-200x150.jpg 200w, https:\/\/dbvib-ingenierie.com\/uploads\/sites\/2\/2024\/03\/avant-renovation-salle-anechoique-315x236.jpg 315w\" sizes=\"(max-width: 364px) 100vw, 364px\" \/><\/a> <a href=\"https:\/\/youtu.be\/XYiEDS6Lsg0\"><img decoding=\"async\" class=\"alignnone wp-image-4994\" src=\"https:\/\/dbvib-ingenierie.com\/uploads\/sites\/2\/2024\/03\/renovation-salle-anechoique-finale-300x168.jpg\" alt=\"r\u00e9novation chambre an\u00e9cho\u00efque finale\" width=\"489\" height=\"274\" srcset=\"https:\/\/dbvib-ingenierie.com\/uploads\/sites\/2\/2024\/03\/renovation-salle-anechoique-finale-300x168.jpg 300w, https:\/\/dbvib-ingenierie.com\/uploads\/sites\/2\/2024\/03\/renovation-salle-anechoique-finale-1024x575.jpg 1024w, https:\/\/dbvib-ingenierie.com\/uploads\/sites\/2\/2024\/03\/renovation-salle-anechoique-finale-768x431.jpg 768w, https:\/\/dbvib-ingenierie.com\/uploads\/sites\/2\/2024\/03\/renovation-salle-anechoique-finale-1536x862.jpg 1536w, https:\/\/dbvib-ingenierie.com\/uploads\/sites\/2\/2024\/03\/renovation-salle-anechoique-finale-2048x1149.jpg 2048w, https:\/\/dbvib-ingenierie.com\/uploads\/sites\/2\/2024\/03\/renovation-salle-anechoique-finale-1920x1077.jpg 1920w, https:\/\/dbvib-ingenierie.com\/uploads\/sites\/2\/2024\/03\/renovation-salle-anechoique-finale-900x505.jpg 900w, https:\/\/dbvib-ingenierie.com\/uploads\/sites\/2\/2024\/03\/renovation-salle-anechoique-finale-440x247.jpg 440w, https:\/\/dbvib-ingenierie.com\/uploads\/sites\/2\/2024\/03\/renovation-salle-anechoique-finale-200x112.jpg 200w, https:\/\/dbvib-ingenierie.com\/uploads\/sites\/2\/2024\/03\/renovation-salle-anechoique-finale-315x177.jpg 315w\" sizes=\"(max-width: 489px) 100vw, 489px\" \/><\/a><\/p>\n<p>Cliquez sur l&#8217;image ci-dessous pour d\u00e9couvrir la vid\u00e9o <a href=\"https:\/\/youtu.be\/XYiEDS6Lsg0\">&#8220;Avant\/apr\u00e8s la r\u00e9novation de la salle an\u00e9cho\u00efque&#8221;<\/a><\/p>\n<p><a href=\"https:\/\/youtu.be\/XYiEDS6Lsg0\"><img decoding=\"async\" class=\"wp-image-4989 aligncenter\" src=\"https:\/\/dbvib-ingenierie.com\/uploads\/sites\/2\/2024\/03\/renovation-chambre-anecoique-300x169.png\" alt=\"r\u00e9novation chambre an\u00e9cho\u00efque\" width=\"487\" height=\"274\" srcset=\"https:\/\/dbvib-ingenierie.com\/uploads\/sites\/2\/2024\/03\/renovation-chambre-anecoique-300x169.png 300w, https:\/\/dbvib-ingenierie.com\/uploads\/sites\/2\/2024\/03\/renovation-chambre-anecoique-1024x576.png 1024w, https:\/\/dbvib-ingenierie.com\/uploads\/sites\/2\/2024\/03\/renovation-chambre-anecoique-768x432.png 768w, https:\/\/dbvib-ingenierie.com\/uploads\/sites\/2\/2024\/03\/renovation-chambre-anecoique-900x506.png 900w, https:\/\/dbvib-ingenierie.com\/uploads\/sites\/2\/2024\/03\/renovation-chambre-anecoique-440x248.png 440w, https:\/\/dbvib-ingenierie.com\/uploads\/sites\/2\/2024\/03\/renovation-chambre-anecoique-200x113.png 200w, https:\/\/dbvib-ingenierie.com\/uploads\/sites\/2\/2024\/03\/renovation-chambre-anecoique-315x177.png 315w, https:\/\/dbvib-ingenierie.com\/uploads\/sites\/2\/2024\/03\/renovation-chambre-anecoique.png 1280w\" sizes=\"(max-width: 487px) 100vw, 487px\" \/><\/a><\/p>\n<p>Si vous souhaitez contacter dB Vib Ing\u00e9nierie pour la construction ou la r\u00e9novation d\u2019une chambre an\u00e9cho\u00efque, salle semi-an\u00e9cho\u00efque ou soufflerie rendez-vous sur la page contact du site internet.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>La r\u00e9novation de la chambre an\u00e9cho\u00efque et soufflerie de l\u2019\u00c9cole Centrale de Lyon L\u2019\u00e9cole Centrale de Lyon, fond\u00e9e en 1857, forme les ing\u00e9nieurs de demain dans pas moins de 50 cursus universitaires diff\u00e9rents. Elle a fait une nouvelle fois appel \u00e0 dB Vib Ing\u00e9nierie pour la r\u00e9novation de l\u2019une de ses chambres an\u00e9cho\u00efques int\u00e9grant une [&hellip;]<\/p>\n","protected":false},"author":4,"featured_media":4994,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[3],"tags":[],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v22.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>R\u00e9novation chambre an\u00e9cho\u00efque ECL - dB Vib Instrumentation<\/title>\n<meta name=\"description\" content=\"D\u00e9couvrez la r\u00e9novation de la chambre an\u00e9cho\u00efque de l&#039;Ecole centrale de Lyon en vid\u00e9o. 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