{"id":992,"date":"2023-08-14T12:41:56","date_gmt":"2023-08-14T12:41:56","guid":{"rendered":"https:\/\/akustikdoktorn.se\/?page_id=992"},"modified":"2025-04-29T13:35:37","modified_gmt":"2025-04-29T13:35:37","slug":"projects_berakningar","status":"publish","type":"page","link":"https:\/\/akustikdoktorn.se\/en\/projects_berakningar\/","title":{"rendered":"Projects ber\u00e4kningar"},"content":{"rendered":"<div data-elementor-type=\"wp-page\" data-elementor-id=\"992\" class=\"elementor elementor-992\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-bc763c1 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"bc763c1\" 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-100 elementor-top-column elementor-element elementor-element-afa497e\" data-id=\"afa497e\" 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-8565abe elementor-widget elementor-widget-heading\" data-id=\"8565abe\" 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\">Acoustic modeling of high speed trains<\/h2>\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-eed42ab elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"eed42ab\" 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-50 elementor-top-column elementor-element elementor-element-d323d48\" data-id=\"d323d48\" 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-5427242 elementor-widget elementor-widget-text-editor\" data-id=\"5427242\" 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<p>Akustikdoktorn Sweden AB has been contracted by IKOS Germany to create prediction models for a high-speed train, with Alstom Germany as the end customer.<\/p>\n<p>Exterior noise model is developed to calculate acoustic emissions according to ISO 3095 standard at full speed, at acceleration and at standstill. The models developed can be modified to include other speeds and loading conditions. The software used is <a href=\"http:\/\/trainnoiseexpert.com\/\">Train Noise Expert<\/a> developed by ISVR Consulting and based on the long-time research regarding rail vehicle sources at the ISVR with input from the EU funded Acoutrain project, with technical coordinators Estelle Bongini SNCF and Ulf Orrenius, Bombardier Transportation.<\/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<div class=\"elementor-column elementor-col-50 elementor-top-column elementor-element elementor-element-4684250\" data-id=\"4684250\" 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-5bec819 elementor-widget elementor-widget-image\" data-id=\"5bec819\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"604\" height=\"158\" src=\"https:\/\/akustikdoktorn.se\/wp-content\/uploads\/2023\/08\/TNE-Overview-picture.png\" class=\"attachment-large size-large wp-image-993\" alt=\"\" srcset=\"https:\/\/akustikdoktorn.se\/wp-content\/uploads\/2023\/08\/TNE-Overview-picture.png 604w, https:\/\/akustikdoktorn.se\/wp-content\/uploads\/2023\/08\/TNE-Overview-picture-300x78.png 300w, https:\/\/akustikdoktorn.se\/wp-content\/uploads\/2023\/08\/TNE-Overview-picture-18x5.png 18w\" sizes=\"(max-width: 604px) 100vw, 604px\" \/>\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\"><\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\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<section class=\"elementor-section elementor-top-section elementor-element elementor-element-d7efa1a elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"d7efa1a\" 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-100 elementor-top-column elementor-element elementor-element-422a0c5\" data-id=\"422a0c5\" 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<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-c79e308 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"c79e308\" 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-50 elementor-inner-column elementor-element elementor-element-e309af9\" data-id=\"e309af9\" 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-a2c83c3 elementor-widget elementor-widget-image\" data-id=\"a2c83c3\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"394\" height=\"116\" src=\"https:\/\/akustikdoktorn.se\/wp-content\/uploads\/2023\/08\/VA1-Interior-model.png\" class=\"attachment-large size-large wp-image-995\" alt=\"\" srcset=\"https:\/\/akustikdoktorn.se\/wp-content\/uploads\/2023\/08\/VA1-Interior-model.png 394w, https:\/\/akustikdoktorn.se\/wp-content\/uploads\/2023\/08\/VA1-Interior-model-300x88.png 300w, https:\/\/akustikdoktorn.se\/wp-content\/uploads\/2023\/08\/VA1-Interior-model-18x5.png 18w\" sizes=\"(max-width: 394px) 100vw, 394px\" \/>\t\t\t\t\t\t\t\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<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-90a6bae\" data-id=\"90a6bae\" 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-8fe8dd6 elementor-widget elementor-widget-text-editor\" data-id=\"8fe8dd6\" 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<p class=\"Text\"><span lang=\"EN\">Interior noise models are<\/span> <span lang=\"EN-US\">made using the software <\/span><a href=\"http:\/\/trainnoiseexpert.com\/\"><span lang=\"EN-US\">VA1<\/span><\/a><span lang=\"EN-US\"> to<\/span><span lang=\"EN\"> calculate sound levels according to the ISO 3381 standards at maximum speed in a free field and in tunnels, and also at standstill conditions.\u00a0<\/span><\/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\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>","protected":false},"excerpt":{"rendered":"<p>Ber\u00e4kningar av intern och externbuller f\u00f6r h\u00f6ghastighetst\u00e5g Akustikdoktorn Sweden AB has been contracted by IKOS Germany to create prediction models for a high-speed train, with Alstom Germany as the end customer. Exterior noise model is developed to calculate acoustic emissions according to ISO 3095 standard at full speed, at acceleration and at standstill. The models &hellip;<\/p>\n<p class=\"read-more\"> <a class=\"\" href=\"https:\/\/akustikdoktorn.se\/en\/projects_berakningar\/\"> <span class=\"screen-reader-text\">Projects ber\u00e4kningar<\/span> Read More &raquo;<\/a><\/p>","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_monsterinsights_skip_tracking":false,"_monsterinsights_sitenote_active":false,"_monsterinsights_sitenote_note":"","_monsterinsights_sitenote_category":0,"site-sidebar-layout":"default","site-content-layout":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","footnotes":""},"class_list":["post-992","page","type-page","status-publish","hentry"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/akustikdoktorn.se\/en\/wp-json\/wp\/v2\/pages\/992","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/akustikdoktorn.se\/en\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/akustikdoktorn.se\/en\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/akustikdoktorn.se\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/akustikdoktorn.se\/en\/wp-json\/wp\/v2\/comments?post=992"}],"version-history":[{"count":22,"href":"https:\/\/akustikdoktorn.se\/en\/wp-json\/wp\/v2\/pages\/992\/revisions"}],"predecessor-version":[{"id":1521,"href":"https:\/\/akustikdoktorn.se\/en\/wp-json\/wp\/v2\/pages\/992\/revisions\/1521"}],"wp:attachment":[{"href":"https:\/\/akustikdoktorn.se\/en\/wp-json\/wp\/v2\/media?parent=992"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}