{"id":1629,"date":"2023-05-06T12:36:49","date_gmt":"2023-05-06T10:36:49","guid":{"rendered":"https:\/\/motycs.it\/?post_type=product&#038;p=1629"},"modified":"2023-05-06T13:45:38","modified_gmt":"2023-05-06T11:45:38","slug":"sistemi-noise-and-vibration","status":"publish","type":"product","link":"https:\/\/motycs.it\/fr\/product\/systemes-nvh\/","title":{"rendered":"Syst\u00e8mes acoustiques et vibratoires"},"content":{"rendered":"<div class=\"page\" title=\"Page 7\">\n<div class=\"section\">\n<div class=\"layoutArea\">\n<div class=\"column\">\n<p>Le syst\u00e8me se compose d'un <strong>syst\u00e8me d'acquisition et de conditionnement des signaux des transducteurs et un ordinateur personnel - portable, ou un syst\u00e8me industriel PXI<\/strong>. Configuration typique :<\/p>\n<ul>\n<li>Entr\u00e9es analogiques<\/li>\n<li>Nombre de canaux d'entr\u00e9e : 1 \u00e0 64 ;<\/li>\n<li>Convertisseurs AD : r\u00e9solution de 12, 16, 18 ou 24 bits avec technologie mpx ou delta-sigma et filtres anti-repliement ;<\/li>\n<li>Bande passante : s\u00e9lectionnable de 500 Hz \u00e0 100 kHz par canal ;<\/li>\n<li>Imp\u00e9dance d'entr\u00e9e : &gt; 1 MOhm ;<\/li>\n<li>Amplificateurs de signaux : gain programmable ind\u00e9pendamment pour chaque canal de +\/- 10 mV \u00e0 +\/-10V ;<\/li>\n<li>Gamme dynamique : 70 dB \u00e0 120 dB.<\/li>\n<li>Conditionnement du signal<\/li>\n<li>Entr\u00e9es de tension, entr\u00e9es de courant, entr\u00e9es de type ICP pour microphones et\/ou acc\u00e9l\u00e9rom\u00e8tres, entr\u00e9es pour ponts de jauges de contrainte<\/li>\n<li>Entr\u00e9es pr\u00e9-amplifi\u00e9es pour les microphones \u00e9lectret pr\u00e9-polaris\u00e9s ;<\/li>\n<li>E\/S num\u00e9riques opto-isol\u00e9es pour la synchronisation avec l'automate.<\/li>\n<\/ul>\n<h5>Quels sont les produits que nous utilisons dans les applications NVH ?<\/h5>\n<ul>\n<li>Microphones<\/li>\n<li>Acc\u00e9l\u00e9rom\u00e8tres<\/li>\n<li>Sources acoustiques<\/li>\n<li>Vibrateurs et agitateurs<\/li>\n<li>Tube de Kundt<\/li>\n<li>Conditionneurs de signaux<\/li>\n<li>Syst\u00e8mes int\u00e9gr\u00e9s CMS \/ HMS<\/li>\n<\/ul>\n<h5>Les activit\u00e9s que nous menons<\/h5>\n<ul>\n<li>Conception de m\u00e9thodes de mesure<\/li>\n<li>Int\u00e9gration et d\u00e9veloppement de mat\u00e9riel et de logiciels<\/li>\n<li>Syst\u00e8mes de mesure OEM<\/li>\n<li>Transducteurs de mesure \"OEM<\/li>\n<li>Conseil et formation<\/li>\n<\/ul>\n<h5>Quelques exemples d'applications r\u00e9alis\u00e9es<\/h5>\n<ul>\n<li>Syst\u00e8mes d'essai de stress vibratoire<\/li>\n<li>Essais de vibration par secouage pour les essais automatiques de contrainte vibratoire conform\u00e9ment aux normes internationales (MIL-STD-810 et autres).<\/li>\n<li>Mesure et analyse des fonctions de transfert lors de l'excitation des structures par des coups de marteau ou de shaker.<\/li>\n<li>Mesure de la puissance acoustique \u00e9mise dans une chambre semi-an\u00e9cho\u00efque et r\u00e9verb\u00e9rante, mesure du T60 et des caract\u00e9ristiques acoustiques des mat\u00e9riaux (tube de Kundt).<\/li>\n<li>Mesure de l'exposition au bruit des travailleurs des centres d'appel. Mesure de la qualit\u00e9 acoustique per\u00e7ue.<\/li>\n<li>Mesure et homologation des appareils raccord\u00e9s au r\u00e9seau t\u00e9l\u00e9phonique<\/li>\n<li>RTPC commut\u00e9 conforme aux normes internationales (CTR21 - TBR38 - FCC68) pour la v\u00e9rification \u00e9lectrique et \u00e9lectroacoustique<\/li>\n<li>Syst\u00e8me d'essai fonctionnel int\u00e9gr\u00e9 pour le contr\u00f4le de la qualit\u00e9 des dispositifs \u00e9lectroniques et syst\u00e8mes d'essai et de mesure int\u00e9gr\u00e9s pour les \u00e9quipements de domotique.<\/li>\n<\/ul>\n<h5>D\u00c9COUVRIR NOS PRODUITS ET SERVICES<\/h5>\n<ul>\n<li><a href=\"https:\/\/motycs.it\/fr\/product-category\/banchi-prova-potenza\/\"><strong>Notre gamme de bancs d'essai<\/strong><\/a><\/li>\n<li><a href=\"https:\/\/motycs.it\/fr\/product-category\/sistemi-di-controllo\/\"><strong>Syst\u00e8mes de contr\u00f4le et d'acquisition<\/strong><\/a><\/li>\n<li><a href=\"https:\/\/motycs.it\/fr\/product\/salieres\/\"><strong>Insonorisation des salles d'essai des moteurs<\/strong><\/a><\/li>\n<li><strong><a href=\"https:\/\/motycs.it\/fr\/product\/ventilation\/\">Ventilateurs de refroidissement du moteur<\/a><\/strong><\/li>\n<li><a href=\"https:\/\/motycs.it\/fr\/product\/extraction-de-la-fumee\/\"><strong>Syst\u00e8mes d'extraction des fum\u00e9es<\/strong><\/a><\/li>\n<li><a href=\"https:\/\/motycs.it\/fr\/services-moteurs-dessai\/\"><strong>Services d'essais de moteurs et de v\u00e9hicules<\/strong><\/a><\/li>\n<\/ul>\n<p><a href=\"https:\/\/motycs.it\/fr\/contacts\/\"><strong>Contactez-nous pour plus d'informations<\/strong><\/a><\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>\u00c9galement d\u00e9fini dans le secteur automobile <strong>Syst\u00e8mes NVH (Noise Vibration Harshness)<\/strong> sont con\u00e7us pour le traitement num\u00e9rique et l'analyse des signaux dynamiques, pour le traitement de l'information. <strong>l'analyse acoustique et vibratoire. <\/strong>Syst\u00e8mes normalement utilis\u00e9s dans :<\/p>\n<ul>\n<li><strong>Laboratoire, recherche et d\u00e9veloppement<\/strong><\/li>\n<li><strong>Ligne de production (fin de ligne)<\/strong><\/li>\n<li><strong>Surveillance des installations<\/strong><\/li>\n<li><strong>Contr\u00f4le de la qualit\u00e9<\/strong><\/li>\n<\/ul>\n<h6>Secteurs d'application<\/h6>\n<ul>\n<li>Automobile et a\u00e9rospatiale<\/li>\n<li>Civil et structurel<\/li>\n<li>\u00c9lectronique, \u00e9lectrotechnique et t\u00e9l\u00e9communications<\/li>\n<li>Ing\u00e9nierie des installations industrielles<\/li>\n<li>M\u00e9canique<\/li>\n<li>Machines sp\u00e9ciales<\/li>\n<\/ul>","protected":false},"featured_media":1630,"template":"","meta":[],"product_cat":[139],"product_tag":[140,141,142],"class_list":["post-1629","product","type-product","status-publish","has-post-thumbnail","hentry","product_cat-noise-and-vibration","product_tag-noise-and-vibration","product_tag-nvh","product_tag-sistemi-nvh"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Sistemi Noise and Vibration - MOTYCS<\/title>\n<meta name=\"description\" content=\"Progettiamo e realizziamo sistemi NVH, Noise Vibration Harshness, per diversi settori applicativi ed ambiti industriali. 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