{"id":27245,"date":"2022-06-23T11:55:19","date_gmt":"2022-06-23T10:55:19","guid":{"rendered":"https:\/\/www.imperalum.com\/o-som-no-ar\/"},"modified":"2022-10-24T14:36:08","modified_gmt":"2022-10-24T13:36:08","slug":"o-som-no-ar","status":"publish","type":"page","link":"https:\/\/www.imperalum.com\/en\/solutions\/acoustic-insulation\/o-som-no-ar\/","title":{"rendered":"The Sound in the Air"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"27245\" class=\"elementor elementor-27245 elementor-22848\" data-elementor-post-type=\"page\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-277876ed elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"277876ed\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;classic&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-30fc7334\" data-id=\"30fc7334\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-83b9275\" data-id=\"83b9275\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-3b18d164 elementor-align-right elementor-widget elementor-widget-breadcrumbs\" data-id=\"3b18d164\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"breadcrumbs.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<p id=\"breadcrumbs\"><span><span><a href=\"https:\/\/www.imperalum.com\/en\/\">Home<\/a><\/span><\/span><\/p>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-b8daabb elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"b8daabb\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-33 elementor-top-column elementor-element elementor-element-a50f4cb\" data-id=\"a50f4cb\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-d76278d elementor-widget elementor-widget-heading\" data-id=\"d76278d\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">General Acoustics Concepts <\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7c2b475 elementor-nav-menu__align-justify elementor-nav-menu--dropdown-tablet elementor-nav-menu__text-align-aside elementor-nav-menu--toggle elementor-nav-menu--burger elementor-widget elementor-widget-global elementor-global-25283 elementor-widget-nav-menu\" data-id=\"7c2b475\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;layout&quot;:&quot;vertical&quot;,&quot;submenu_icon&quot;:{&quot;value&quot;:&quot;fas fa-caret-down&quot;,&quot;library&quot;:&quot;fa-solid&quot;},&quot;toggle&quot;:&quot;burger&quot;}\" data-widget_type=\"nav-menu.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t<nav aria-label=\"Menu\" class=\"elementor-nav-menu--main elementor-nav-menu__container elementor-nav-menu--layout-vertical e--pointer-background e--animation-fade\">\n\t\t\t\t<ul id=\"menu-1-7c2b475\" class=\"elementor-nav-menu sm-vertical\"><li class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-27320\"><a href=\"https:\/\/www.imperalum.com\/en\/solutions\/acoustic-insulation\/manual-de-acustica\/\" class=\"elementor-item\">Acoustics Manual<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-27321\"><a href=\"https:\/\/www.imperalum.com\/en\/solutions\/acoustic-insulation\/o-som-no-ar\/\" class=\"elementor-item\">The Sound in the Air<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-27322\"><a href=\"https:\/\/www.imperalum.com\/en\/solutions\/acoustic-insulation\/velocidade-de-propagacao-do-som\/\" class=\"elementor-item\">Speed of Sound Propagation<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-27323\"><a href=\"https:\/\/www.imperalum.com\/en\/solutions\/acoustic-insulation\/comprimento-de-onda\/\" class=\"elementor-item\">Wavelength<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-27324\"><a href=\"https:\/\/www.imperalum.com\/en\/solutions\/acoustic-insulation\/nivel-de-pressao-e-de-potencia-sonora\/\" class=\"elementor-item\">Pressure and Sound Power Level<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-27325\"><a href=\"https:\/\/www.imperalum.com\/en\/solutions\/acoustic-insulation\/nivel-sonoro\/\" class=\"elementor-item\">Sound Level<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-27326\"><a href=\"https:\/\/www.imperalum.com\/en\/solutions\/acoustic-insulation\/tempo-de-reverberacao\/\" class=\"elementor-item\">Reverberation Time<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-27327\"><a href=\"https:\/\/www.imperalum.com\/en\/solutions\/acoustic-insulation\/bandas-de-frequencia\/\" class=\"elementor-item\">Frequency Bands<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-27328\"><a href=\"https:\/\/www.imperalum.com\/en\/solutions\/acoustic-insulation\/sons-aereos-e-de-percussao\/\" class=\"elementor-item\">Air and Percussion Sounds<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-27527\"><a href=\"https:\/\/www.imperalum.com\/en\/solutions\/acoustic-insulation\/normas\/\" class=\"elementor-item\">Standards<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-27528\"><a href=\"https:\/\/www.imperalum.com\/en\/solutions\/acoustic-insulation\/indice-de-isol-a-sons-aereos\/\" class=\"elementor-item\">Airborne Sound Insulation Index<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-27529\"><a href=\"https:\/\/www.imperalum.com\/en\/solutions\/acoustic-insulation\/indice-de-isol-a-sons-de-percussao\/\" class=\"elementor-item\">Percussion Sound Insulation Index<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-27530\"><a href=\"https:\/\/www.imperalum.com\/en\/solutions\/acoustic-insulation\/reducao-sonora-de-revestimentos-de-piso-ou-sistemas-de-pavimento-flutuante\/\" class=\"elementor-item\">Sound Reduction from Floor Coverings or Floating Floor Systems<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-27531\"><a href=\"https:\/\/www.imperalum.com\/en\/solutions\/acoustic-insulation\/transmissao-marginal\/\" class=\"elementor-item\">Marginal Transmission<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-27532\"><a href=\"https:\/\/www.imperalum.com\/en\/solutions\/acoustic-insulation\/consideracoes-gerais\/\" class=\"elementor-item\">General Considerations<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-27533\"><a href=\"https:\/\/www.imperalum.com\/en\/solutions\/acoustic-insulation\/solucoes-para-correccao-acustica-de-espacos\/\" class=\"elementor-item\">Solutions for Acoustic Correction of Spaces<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-27534\"><a href=\"https:\/\/www.imperalum.com\/en\/solutions\/acoustic-insulation\/materiais-porosos\/\" class=\"elementor-item\">Porous Materials<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-27329\"><a href=\"https:\/\/www.imperalum.com\/en\/solutions\/acoustic-insulation\/sistemas-ressonantes\/\" class=\"elementor-item\">Resonant Systems<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-28292\"><a href=\"https:\/\/www.imperalum.com\/en\/solutions\/acoustic-insulation\/solucoes-construtivas-imperalum\/\" class=\"elementor-item\">Imperalum&#8217;s Building Solutions<\/a><\/li>\n<\/ul>\t\t\t<\/nav>\n\t\t\t\t\t<div class=\"elementor-menu-toggle\" role=\"button\" tabindex=\"0\" aria-label=\"Menu Toggle\" aria-expanded=\"false\">\n\t\t\t<i aria-hidden=\"true\" role=\"presentation\" class=\"elementor-menu-toggle__icon--open eicon-menu-bar\"><\/i><i aria-hidden=\"true\" role=\"presentation\" class=\"elementor-menu-toggle__icon--close eicon-close\"><\/i>\t\t<\/div>\n\t\t\t\t\t<nav class=\"elementor-nav-menu--dropdown elementor-nav-menu__container\" aria-hidden=\"true\">\n\t\t\t\t<ul id=\"menu-2-7c2b475\" class=\"elementor-nav-menu sm-vertical\"><li class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-27320\"><a href=\"https:\/\/www.imperalum.com\/en\/solutions\/acoustic-insulation\/manual-de-acustica\/\" class=\"elementor-item\" tabindex=\"-1\">Acoustics Manual<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-27321\"><a href=\"https:\/\/www.imperalum.com\/en\/solutions\/acoustic-insulation\/o-som-no-ar\/\" class=\"elementor-item\" tabindex=\"-1\">The Sound in the Air<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-27322\"><a href=\"https:\/\/www.imperalum.com\/en\/solutions\/acoustic-insulation\/velocidade-de-propagacao-do-som\/\" class=\"elementor-item\" tabindex=\"-1\">Speed of Sound Propagation<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-27323\"><a href=\"https:\/\/www.imperalum.com\/en\/solutions\/acoustic-insulation\/comprimento-de-onda\/\" class=\"elementor-item\" tabindex=\"-1\">Wavelength<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-27324\"><a href=\"https:\/\/www.imperalum.com\/en\/solutions\/acoustic-insulation\/nivel-de-pressao-e-de-potencia-sonora\/\" class=\"elementor-item\" tabindex=\"-1\">Pressure and Sound Power Level<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-27325\"><a href=\"https:\/\/www.imperalum.com\/en\/solutions\/acoustic-insulation\/nivel-sonoro\/\" class=\"elementor-item\" tabindex=\"-1\">Sound Level<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-27326\"><a href=\"https:\/\/www.imperalum.com\/en\/solutions\/acoustic-insulation\/tempo-de-reverberacao\/\" class=\"elementor-item\" tabindex=\"-1\">Reverberation Time<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-27327\"><a href=\"https:\/\/www.imperalum.com\/en\/solutions\/acoustic-insulation\/bandas-de-frequencia\/\" class=\"elementor-item\" tabindex=\"-1\">Frequency Bands<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-27328\"><a href=\"https:\/\/www.imperalum.com\/en\/solutions\/acoustic-insulation\/sons-aereos-e-de-percussao\/\" class=\"elementor-item\" tabindex=\"-1\">Air and Percussion Sounds<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-27527\"><a href=\"https:\/\/www.imperalum.com\/en\/solutions\/acoustic-insulation\/normas\/\" class=\"elementor-item\" tabindex=\"-1\">Standards<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-27528\"><a href=\"https:\/\/www.imperalum.com\/en\/solutions\/acoustic-insulation\/indice-de-isol-a-sons-aereos\/\" class=\"elementor-item\" tabindex=\"-1\">Airborne Sound Insulation Index<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-27529\"><a href=\"https:\/\/www.imperalum.com\/en\/solutions\/acoustic-insulation\/indice-de-isol-a-sons-de-percussao\/\" class=\"elementor-item\" tabindex=\"-1\">Percussion Sound Insulation Index<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-27530\"><a href=\"https:\/\/www.imperalum.com\/en\/solutions\/acoustic-insulation\/reducao-sonora-de-revestimentos-de-piso-ou-sistemas-de-pavimento-flutuante\/\" class=\"elementor-item\" tabindex=\"-1\">Sound Reduction from Floor Coverings or Floating Floor Systems<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-27531\"><a href=\"https:\/\/www.imperalum.com\/en\/solutions\/acoustic-insulation\/transmissao-marginal\/\" class=\"elementor-item\" tabindex=\"-1\">Marginal Transmission<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-27532\"><a href=\"https:\/\/www.imperalum.com\/en\/solutions\/acoustic-insulation\/consideracoes-gerais\/\" class=\"elementor-item\" tabindex=\"-1\">General Considerations<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-27533\"><a href=\"https:\/\/www.imperalum.com\/en\/solutions\/acoustic-insulation\/solucoes-para-correccao-acustica-de-espacos\/\" class=\"elementor-item\" tabindex=\"-1\">Solutions for Acoustic Correction of Spaces<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-27534\"><a href=\"https:\/\/www.imperalum.com\/en\/solutions\/acoustic-insulation\/materiais-porosos\/\" class=\"elementor-item\" tabindex=\"-1\">Porous Materials<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-27329\"><a href=\"https:\/\/www.imperalum.com\/en\/solutions\/acoustic-insulation\/sistemas-ressonantes\/\" class=\"elementor-item\" tabindex=\"-1\">Resonant Systems<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-28292\"><a href=\"https:\/\/www.imperalum.com\/en\/solutions\/acoustic-insulation\/solucoes-construtivas-imperalum\/\" class=\"elementor-item\" tabindex=\"-1\">Imperalum&#8217;s Building Solutions<\/a><\/li>\n<\/ul>\t\t\t<\/nav>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-66 elementor-top-column elementor-element elementor-element-c9f0490\" data-id=\"c9f0490\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-b38c5b4 elementor-widget elementor-widget-text-editor\" data-id=\"b38c5b4\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<hr>\n<p>The movements of a vibrating body, the operation of radio and television sets, the flow of gases, etc. give rise to disturbances in the surrounding atmosphere. These disturbances translate into contractions and dilations of elementary air volumes, corresponding to them respectively:<br>&#8211; a change in pressure, which at rest is the atmospheric pressure P0<br>&#8211; a vibrating movement of the air particles<\/p>\n<p>Spreading out and reaching the perceiver, these disturbances impress the eardrum and consequently the human hearing &nbsp;system. Therefore, and under certain conditions, you are in the presence of a sound.<\/p>\n<p><img fetchpriority=\"high\" decoding=\"async\" class=\"aligncenter wp-image-1788 size-full\" src=\"https:\/\/imperalum.com\/cms\/wp-content\/uploads\/2014\/08\/som-no-ar.gif\" alt=\"sound in the air\" width=\"410\" height=\"168\"><\/p>\n<p>For a certain point A, the resulting total pressure corresponds to the sum of the atmospheric pressure P and the pressure due to the mentioned disturbances, and is designated as P(t). In this circumstance we define sound pressure, P(t), which is a function of time, t, as the magnitude.<\/p>\n<p><img decoding=\"async\" class=\"size-full wp-image-1789 aligncenter\" src=\"https:\/\/imperalum.com\/cms\/wp-content\/uploads\/2014\/08\/som2.gif\" alt=\"som2\" width=\"136\" height=\"34\"><\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.imperalum.com\/?solucoes=isolamento-e-condicionamento-em-edificios-o-som-no-ar\" alt=\"\"><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>General Acoustics Concepts The movements of a vibrating body, the operation of radio and television sets, the flow of gases, etc. give rise to disturbances in the surrounding atmosphere. These disturbances translate into contractions and dilations of elementary air volumes, corresponding to them respectively:&#8211; a change in pressure, which at rest is the atmospheric pressure [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":27567,"menu_order":180,"comment_status":"closed","ping_status":"closed","template":"elementor_header_footer","meta":{"footnotes":""},"class_list":["post-27245","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>The Sound in the Air - Imperalum<\/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.imperalum.com\/en\/solutions\/acoustic-insulation\/o-som-no-ar\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"The Sound in the Air - Imperalum\" \/>\n<meta property=\"og:description\" content=\"General Acoustics Concepts The movements of a vibrating body, the operation of radio and television sets, the flow of gases, etc. give rise to disturbances in the surrounding atmosphere. 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