{"id":38459,"date":"2023-01-04T16:22:40","date_gmt":"2023-01-04T15:22:40","guid":{"rendered":"https:\/\/www.gt-engineering.it\/?post_type=normativa_tecnica&#038;p=38459"},"modified":"2023-07-24T15:17:47","modified_gmt":"2023-07-24T14:17:47","slug":"en-iso-3740-determination-du-niveau-de-puissance-acoustique","status":"publish","type":"normativa_tecnica","link":"https:\/\/www.gt-engineering.it\/fr\/reglements-techniques\/normes-en-iso\/en-iso-3740-determination-du-niveau-de-puissance-acoustique\/","title":{"rendered":"EN ISO 3740 : D\u00e9termination du niveau de puissance acoustique"},"content":{"rendered":"\n\n    \n        <section\n            data-name=\"Contenuto testuale con immagine\"\n            class=\"bow-gte-testo-media u-spacer-base\"\n            id=\"\"\n        >\n            \n<div class=\"o-text-media px-side-spacer sm:px-side-spacer-sm lg:px-side-spacer-tablet 2xl:px-side-spacer-desktop flex flex-wrap items-start md:block\">\n\n    \n        \n                    <div\n                class=\"h-auto mb-6 md:mb-4 lg:mb-8 xl:mb-9 float-left mr-6 md:mr-4 lg:mr-8 xl:mr-9  overflow-hidden shadow-content-image w-full md:w-1\/3\"\n            >\n                \r\n\r\n    \r\n        \r\n            \r\n                \r\n                    <picture\r\n                        class=\"\"\r\n                                            >\r\n                                                                                                        <source\r\n                                media=\"(max-width: 150px)\"\r\n                                width=\"150\"\r\n                                height=\"150\"\r\n                                srcset=\"https:\/\/www.gt-engineering.it\/wp-content\/uploads\/2023\/01\/cover-inside-2-150x150.jpg\"\r\n                                type=\"image\/jpeg\"\r\n                            \/>\r\n                                                                                <source\r\n                                media=\"(max-width: 300px)\"\r\n                                width=\"300\"\r\n                                height=\"225\"\r\n                                srcset=\"https:\/\/www.gt-engineering.it\/wp-content\/uploads\/2023\/01\/cover-inside-2-300x225.jpg\"\r\n                                type=\"image\/jpeg\"\r\n                            \/>\r\n                                                                                <source\r\n                                media=\"(max-width: 768px)\"\r\n                                width=\"768\"\r\n                                height=\"576\"\r\n                                srcset=\"https:\/\/www.gt-engineering.it\/wp-content\/uploads\/2023\/01\/cover-inside-2-768x576.jpg\"\r\n                                type=\"image\/jpeg\"\r\n                            \/>\r\n                                                                                <source\r\n                                media=\"(max-width: 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             <div class=\"relative w-full\">\n                \n<div class=\"a-text font-text text-base normal mt-8 first:mt-0 space-y-4\">\n    <p>La norme <strong>EN ISO 3740<\/strong>, publi\u00e9e en mars 2019, remplace la version pr\u00e9c\u00e9dente EN ISO 3740:2002.<\/p>\n<p>Cette norme donne <strong>les lignes directrices<\/strong> pour l&rsquo;utilisation et la s\u00e9lection d&rsquo;un ensemble de normes internationales concernant diff\u00e9rentes m\u00e9thodes pour d\u00e9terminer <strong>les niveaux de puissance acoustique<\/strong> de tous les types de machines, d&rsquo;\u00e9quipements et de produits.<\/p>\n<p>Les lignes directrices d\u00e9crites dans cette norme s&rsquo;appliquent <strong>aux bruits a\u00e9riens<\/strong>.<\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<p>Les normes prises en consid\u00e9ration \u00e0 partir de l&rsquo;EN ISO 3740 sont les suivantes :<\/p>\n<ul>\n<li><strong>ISO\/TS 7849-1,-2<\/strong> : \u00ab\u00a0D\u00e9termination des niveaux de puissance acoustique \u00e9mis par les machines \u00e0 l&rsquo;aide de mesures de vibrations\u00a0\u00bb.<\/li>\n<li><strong>ISO 3741<\/strong> : \u00ab\u00a0D\u00e9termination des niveaux de puissance acoustique et des niveaux d&rsquo;\u00e9nergie \u00e0 la source des sources de bruit \u00e0 l&rsquo;aide de la pression acoustique &#8211; M\u00e9thodes de pr\u00e9cision pour les salles d&rsquo;essai de r\u00e9verb\u00e9ration\u00a0\u00bb.<\/li>\n<li><strong>ISO 3743 :<\/strong> \u00ab\u00a0D\u00e9termination des niveaux de puissance acoustique et des niveaux d&rsquo;\u00e9nergie \u00e0 la source des sources de bruit \u00e0 l&rsquo;aide de la pression acoustique &#8211; M\u00e9thodes d&rsquo;ing\u00e9nierie pour les petites sources mobiles dans les champs r\u00e9verb\u00e9rants\u00a0\u00bb<\/li>\n<li><strong>ISO 3744<\/strong> : \u00ab\u00a0D\u00e9termination des niveaux de puissance acoustique et des niveaux d&rsquo;\u00e9nergie \u00e0 la source des sources de bruit \u00e0 l&rsquo;aide de la pression acoustique &#8211; M\u00e9thodes d&rsquo;expertise pour un champ essentiellement libre sur un plan r\u00e9fl\u00e9chissant\u00a0\u00bb<\/li>\n<li><strong>ISO 3745<\/strong> : \u00ab\u00a0D\u00e9termination des niveaux de puissance acoustique et des niveaux d&rsquo;\u00e9nergie \u00e0 la source des sources de bruit \u00e0 partir de la pression acoustique &#8211; M\u00e9thodes de pr\u00e9cision pour les salles an\u00e9cho\u00efques et semi-an\u00e9cho\u00efques\u00a0\u00bb<\/li>\n<li><strong>ISO 3746<\/strong> : \u00ab\u00a0D\u00e9termination des niveaux de puissance acoustique et des niveaux d&rsquo;\u00e9nergie \u00e0 la source des sources de bruit \u00e0 partir de la pression acoustique &#8211; M\u00e9thode de sondage utilisant une surface de mesure enveloppante sur un plan r\u00e9fl\u00e9chissant\u00a0\u00bb<\/li>\n<li><strong>ISO 3747<\/strong> : \u00ab\u00a0D\u00e9termination des niveaux de puissance acoustique et des niveaux d&rsquo;\u00e9nergie \u00e0 la source des sources de bruit \u00e0 partir de la pression acoustique &#8211; M\u00e9thodes d&rsquo;expertise\/de contr\u00f4le \u00e0 utiliser in situ dans un environnement r\u00e9verb\u00e9rant\u00a0\u00bb.<\/li>\n<li><strong>ISO 9614-1,-3<\/strong> : \u00ab\u00a0D\u00e9termination des niveaux de puissance acoustique des sources de bruit \u00e0 l&rsquo;aide de l&rsquo;intensit\u00e9 acoustique\u00a0\u00bb.<\/li>\n<\/ul>\n<\/div>            <\/div>\n        \n        \n                <div class=\"clear-both\"><\/div>\n        \n\n    <\/div>\n        <\/section>\n\n    \n","protected":false},"excerpt":{"rendered":"<p>La norme EN ISO 3740, publi\u00e9e en mars 2019, remplace la version pr\u00e9c\u00e9dente EN ISO 3740:2002.<\/p>\n","protected":false},"author":182,"featured_media":38460,"parent":0,"menu_order":50,"template":"","meta":{"_acf_changed":false,"footnotes":""},"normative-tecniche":[164],"class_list":["post-38459","normativa_tecnica","type-normativa_tecnica","status-publish","has-post-thumbnail","hentry","tipologia_normativa-normes-en-iso"],"acf":{"sottotitolo":"","allegati":null},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.2 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>EN ISO 3740 : D\u00e9termination du niveau de puissance acoustique - Gt-Engineering<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.gt-engineering.it\/fr\/reglements-techniques\/normes-en-iso\/en-iso-3740-determination-du-niveau-de-puissance-acoustique\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" 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