{"id":257,"date":"2012-07-20T13:00:42","date_gmt":"2012-07-20T13:00:42","guid":{"rendered":"https:\/\/www.akustik-forschung.de\/test\/?p=257"},"modified":"2026-02-11T13:31:47","modified_gmt":"2026-02-11T12:31:47","slug":"stroemungswiderstandsmessgeraet-acoustiflow","status":"publish","type":"post","link":"https:\/\/www.akustikforschung.de\/en\/produkte\/messgerate\/stroemungswiderstandsmessgeraet-acoustiflow\/","title":{"rendered":"Airflow resistivity meter AcoustiFlow<sup>&reg;<\/sup>"},"content":{"rendered":"<p><a href=\"https:\/\/www.akustikforschung.de\/wp-content\/uploads\/2025\/01\/acoustiflow_stroemungswiderstandsmessgeraet_airflow_resistivity_meter_generation3_02_ws.png\" rel=\"gallery\"><img loading=\"lazy\" decoding=\"async\" class=\"alignright wp-image-12052 size-full\" style=\"margin-top: 0px;\" src=\"https:\/\/www.akustikforschung.de\/wp-content\/uploads\/2025\/01\/acoustiflow_stroemungswiderstandsmessgeraet_airflow_resistivity_meter_generation3_02_ws.png\" alt=\"Airflow resistivity meter AcoustiFlow&amp;reg; for measurement of airflow resistance of open-cell materials\" width=\"600\" height=\"440\" \/><\/a><br \/>\nThe airflow resistivity meter AcoustiFlow<sup>\u00ae<\/sup> allows the measurement of the airflow resistance of materials with open porosity on the basis of the static-airflow method (direct-airflow method) described in DIN EN ISO 9053-1 (former DIN EN 29053). This technique requires the measurement of the pressure drop across the specimen to be examined as a function of the volume airflow.<\/p>\n<p>The specific airflow resistance of a sound absorber mainly influences its sound absorption coefficient.<\/p>\n<p>The third and youngest hardware generation of the airflow resistivity meter enables an even wider measuring range, with smaller device dimensions and lower acquisition costs.<\/p>\n<p>Alternatively, the flow resistance can be determined metrologically for laminar air flow in accordance with ASTM C522.<\/p>\n<p><!--contentpartdivider--><\/p>\n<h4>Fields of application of airflow resistivity meter<\/h4>\n<p>The measuring system possesses a wide operational area. Among other things, this includes:<\/p>\n<ul>\n<li>Quality control during manufacturing process\n<ul>\n<li>cylindrical and cuboid specimens in the laboratory<\/li>\n<li>plates of materials in situ without destruction<\/li>\n<\/ul>\n<\/li>\n<li>Input parameters for acoustic modeling<br \/>\n(see <a title=\"Overview Measuring Systems vs. Analysis Software\" href=\"https:\/\/www.akustikforschung.de\/wp-content\/uploads\/2025\/02\/Measuring_Instruments_vs_Analysis_Software_Overview.pdf\" target=\"_blank\" rel=\"noopener\">overview<\/a> measuring systems vs. analysis software)<\/p>\n<ul>\n<li>Absorber model according to Delany \/ Bazeley<\/li>\n<li>Phenomenological Model for open porous asphalts, for example for rating of texture of road surfaces<\/li>\n<li>Biot-Theory<\/li>\n<li>numerical software solutions such as Comsol Multiphysics<sup>*<\/sup><\/li>\n<li>calculation of insertion loss of mufflers (see software for acoustic design of mufflers <a href=\"https:\/\/www.akustikforschung.de\/en\/produkte\/software\/schalldaempfer-software-acousticalc-silencer\/\">AcoustiCalc<sup>\u00ae Silencer<\/sup><\/a>)<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<ul>\n<li>Optimization in research and development\n<ul>\n<li>of materials with open porosity<\/li>\n<li>of structures and components<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h4>Specimen holders<\/h4>\n<p>Depending on the application, there are different specimen holders available &#8211; specially adjusted types can be delivered on demand.<\/p>\n<h5>Specimen holder I<\/h5>\n<ul>\n<li>Application: determination of airflow resistance of materials with open porosity in the laboratory<\/li>\n<li>Specimens:\n<ul>\n<li>cylindrical specimens with a diameter of 100 mm (required according to former DIN EN 29053), 40 mm, 30 mm as well as fills, fabrics and coverings<\/li>\n<li>cuboid specimens with a cross section of 110 mm x 110 mm<\/li>\n<li>optional add-on for thin fabrics \/ textiles for specimen holder I with diameter of 100\u00a0mm<\/li>\n<\/ul>\n<\/li>\n<li>Method:\n<ul>\n<li>prepared cylindrical or cuboid specimens of variable thickness are mounted and sealed into the specimen holder<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h5>Specimen holder II<\/h5>\n<ul>\n<li>Application: nondestructive determination of the airflow resistance of materials with open porosity in situ<\/li>\n<li>Specimens: material samples with plane surface of at least 240 mm diameter<\/li>\n<li>Method:\n<ul>\n<li>pressing of specimen holder onto the specimen with defined force<\/li>\n<li>different seals between specimen holder and specimen can be delivered depending on the application<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<h4>Software<\/h4>\n<p>The airflow resistivity meter is supported by the analysis software AcoustiFlow<sup>\u00ae<\/sup> .<\/p>\n<ul>\n<li>determination of airflow resistance as a function of airflow velocity \/ volume airflow<\/li>\n<li>computation of linear regression and extrapolation of airflow resistance to airflow velocity of 0,5 mm\/s<\/li>\n<li>averaging of results of various material samples<\/li>\n<li>simple management and comparability of results<\/li>\n<li>optional generation of measurement protocols<\/li>\n<\/ul>\n<h4>Compression specimen holder for airflow resistivity meter<\/h4>\n<p>As of now, a novel compression specimen holder extends the application range of the airflow resistivity meter, the impedance tube <a href=\"https:\/\/www.akustikforschung.de\/en\/produkte\/messgerate\/impedanzrohr-acoustitube\/\">AcoustiTube<sup>\u00ae<\/sup><\/a> and the transmission tube.<\/p>\n<p>The specimen holder can be nearly continuously adjusted in length and allows the defined compression of cylindrical specimens of soft materials (e. g. glass wool) and fills to measure the airflow resistance, sound absorption coefficient, characteristic absorber values and the transmission loss. Also, thin fabrics as well as multi-layer systems can be installed with control.<\/p>\n<blockquote>\n<h4>Technical Data<\/h4>\n<h5>Measurement range cylindrical specimen holder, inner diameter 100\u00a0mm (Standard)<\/h5>\n<ul>\n<li>Airflow resistance: 1 kPa\u00b7s\/m<sup>3<\/sup> &#8211; 100.000 kPa\u00b7s\/m<sup>3<\/sup><\/li>\n<li>Specific airflow resistance: 0,01 kPa\u00b7s\/m &#8211; 750 kPa\u00b7s\/m<\/li>\n<li>Airflow resistivity: 0,05 kPa\u00b7s\/m<sup>2<\/sup> &#8211; 150.000 kPa\u00b7s\/m<sup>2<\/sup><\/li>\n<\/ul>\n<h5>Measurement range cylindrical specimen holder, inner diameter 40\u00a0mm<\/h5>\n<ul>\n<li>Airflow resistance: 5 kPa\u00b7s\/m<sup>3<\/sup> &#8211; 100.000 kPa\u00b7s\/m<sup>3<\/sup><\/li>\n<li>Specific airflow resistance: 0,01 kPa\u00b7s\/m &#8211; 125 kPa\u00b7s\/m<\/li>\n<li>Airflow resistivity: 0,05 kPa\u00b7s\/m<sup>2<\/sup> &#8211; 25.000 kPa\u00b7s\/m<sup>2<\/sup><\/li>\n<\/ul>\n<h5>Measurement range cylindrical specimen holder, inner diameter 30\u00a0mm<\/h5>\n<ul>\n<li>Airflow resistance: 10 kPa\u00b7s\/m<sup>3<\/sup> &#8211; 100.000 kPa\u00b7s\/m<sup>3<\/sup><\/li>\n<li>Specific airflow resistance: 0,01 kPa\u00b7s\/m &#8211; 70 kPa\u00b7s\/m<\/li>\n<li>Airflow resistivity: 0,05 kPa\u00b7s\/m<sup>2<\/sup> &#8211; 14.000 kPa\u00b7s\/m<sup>2<\/sup><\/li>\n<\/ul>\n<h5>Measurement range cuboid specimen holder, inner dimensions 110\u00a0mm x 110 mm<\/h5>\n<ul>\n<li>Airflow resistance: 1 kPa\u00b7s\/m<sup>3<\/sup> &#8211; 100.000 kPa\u00b7s\/m<sup>3<\/sup><\/li>\n<li>Specific airflow resistance: 0,01 kPa\u00b7s\/m &#8211; 1.200 kPa\u00b7s\/m<\/li>\n<li>Airflow resistivity: 0,05 kPa\u00b7s\/m<sup>2<\/sup> &#8211; 240.000 kPa\u00b7s\/m<sup>2<\/sup><\/li>\n<\/ul>\n<h5>Requirements<\/h5>\n<ul>\n<li>Personal computer: Windows 8 \/ 10 \/ 11, 2x USB-interface<\/li>\n<li>Primary pressure at measuring system: 2 bar &#8211; 5 bar<br \/>\n(for example optional compressor)<\/li>\n<li>Power supply: 230 V (AC), 50 Hz<\/li>\n<li>Ambient air temperature: 5 \u00b0C &#8211; 60 \u00b0C<\/li>\n<\/ul>\n<h5>possible adjustment of measurement range on demand<\/h5>\n<p><!--\n\n\n<h5>Dimensions<\/h5>\n\n\n\n\n<ul>\n \t\n\n<li>insert for 19\" rack (6 HU, 374,5T)<\/li>\n\n\n<\/ul>\n\n\n--><\/p><\/blockquote>\n<p><sup>*<\/sup> <sup>Comsol Multiphysics is a registered trademark of the COMSOL, Inc.<\/sup><br \/>\n<sup>**<\/sup> <sup>SPERoN is a registered trademark of the M\u00fcller-BBM Holding AG<\/sup><br \/>\n<!--contentpartdivider--><\/p>\n<div id=\"attachment_12237\" style=\"width: 310px\" class=\"wp-caption alignright\"><a href=\"https:\/\/www.akustikforschung.de\/wp-content\/uploads\/2025\/02\/acoustiflow_stroemungswiderstandsmessgeraet_airflow_resistivity_meter_generation3_04ed_ws.png\" rel=\"gallery\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-12237\" class=\"wp-image-12237\" src=\"https:\/\/www.akustikforschung.de\/wp-content\/uploads\/2025\/02\/acoustiflow_stroemungswiderstandsmessgeraet_airflow_resistivity_meter_generation3_04ed_ws.png\" alt=\"Measurement of the airflow resistance of materials with open porosity on the basis of the static-airflow method (direct-airflow method) described in DIN EN ISO 9053-1 (former DIN EN 29053)\" width=\"300\" height=\"406\" \/><\/a><p id=\"caption-attachment-12237\" class=\"wp-caption-text\">Airflow resistivity meter AcoustiFlow<sup>\u00ae<\/sup> (3<sup>rd<\/sup> hardware generation) for measurement of airflow resistance of open porous materials<\/p><\/div>\n<div id=\"attachment_11491\" style=\"width: 310px\" class=\"wp-caption alignright\"><a href=\"https:\/\/www.akustikforschung.de\/wp-content\/uploads\/2021\/05\/acoustiflow_specimen_holder_compression_ed2_ws.png\" rel=\"gallery\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-11491\" class=\"wp-image-11491 size-medium\" src=\"https:\/\/www.akustikforschung.de\/wp-content\/uploads\/2021\/05\/acoustiflow_specimen_holder_compression_ed2_ws-300x301.png\" alt=\"Measurement of airflow resistance and airflow resistivity of specimens with compression\" width=\"300\" height=\"301\" srcset=\"https:\/\/www.akustikforschung.de\/wp-content\/uploads\/2021\/05\/acoustiflow_specimen_holder_compression_ed2_ws-300x301.png 300w, https:\/\/www.akustikforschung.de\/wp-content\/uploads\/2021\/05\/acoustiflow_specimen_holder_compression_ed2_ws-640x643.png 640w, https:\/\/www.akustikforschung.de\/wp-content\/uploads\/2021\/05\/acoustiflow_specimen_holder_compression_ed2_ws-150x150.png 150w, https:\/\/www.akustikforschung.de\/wp-content\/uploads\/2021\/05\/acoustiflow_specimen_holder_compression_ed2_ws-297x297.png 297w, https:\/\/www.akustikforschung.de\/wp-content\/uploads\/2021\/05\/acoustiflow_specimen_holder_compression_ed2_ws-75x75.png 75w, https:\/\/www.akustikforschung.de\/wp-content\/uploads\/2021\/05\/acoustiflow_specimen_holder_compression_ed2_ws.png 757w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><p id=\"caption-attachment-11491\" class=\"wp-caption-text\">Compression specimen holder for measurement of airflow resistance of compressed materials with open porosity, fills, fabrics and multilayer systems<\/p><\/div>\n<div id=\"attachment_12299\" style=\"width: 310px\" class=\"wp-caption alignright\"><a href=\"https:\/\/www.akustikforschung.de\/wp-content\/uploads\/2025\/02\/acoustitube_kompressionsprobenhalter_40mm_koffer_02_ws.png\" rel=\"gallery\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-12299\" class=\"wp-image-12299\" src=\"https:\/\/www.akustikforschung.de\/wp-content\/uploads\/2025\/02\/acoustitube_kompressionsprobenhalter_40mm_koffer_02_ws.png\" alt=\"optional accessory to airflow resistivity meter AcoustiFlow&amp;reg; as well as impedance tube AcoustiTube&amp;reg; for measurement of airflow resistance as well as sound absorption coefficient and transmission loss of both fills and open-cell materials under compressed installation\" width=\"300\" height=\"278\" \/><\/a><p id=\"caption-attachment-12299\" class=\"wp-caption-text\">Reproducible installation of cylindrical material sample with defined compression for measuring the sound absorption coefficient and the sound insulation<\/p><\/div>\n<div id=\"attachment_12124\" style=\"width: 310px\" class=\"wp-caption alignright\"><a href=\"https:\/\/www.akustikforschung.de\/wp-content\/uploads\/2025\/02\/Measuring_Instruments_vs_Analysis_Software_Overview_ws.png\" rel=\"gallery\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-12124\" class=\"wp-image-12124\" src=\"https:\/\/www.akustikforschung.de\/wp-content\/uploads\/2025\/02\/Measuring_Instruments_vs_Analysis_Software_Overview_ws.png\" alt=\"Interaction of measuring systems and analysis software for acoustic design of mufflers and silencers and multi-layer systems of absorbers\" width=\"300\" height=\"215\" \/><\/a><p id=\"caption-attachment-12124\" class=\"wp-caption-text\"><a href=\"https:\/\/www.akustikforschung.de\/wp-content\/uploads\/2025\/02\/Measuring_Instruments_vs_Analysis_Software_Overview.pdf\">Overview<\/a> of measuring systems vs. analysis software for acoustic design of mufflers and silencers and multi-layer systems of absorbers<\/p><\/div>\n<div id=\"attachment_11480\" style=\"width: 310px\" class=\"wp-caption alignright\"><a href=\"https:\/\/www.akustikforschung.de\/wp-content\/uploads\/2021\/05\/acoustiflow_analysis_software_measurement_ws.png\" rel=\"gallery\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-11480\" class=\"wp-image-11480 size-medium\" src=\"https:\/\/www.akustikforschung.de\/wp-content\/uploads\/2021\/05\/acoustiflow_analysis_software_measurement_ws-300x175.png\" alt=\"Measurement of airflow resistance with airflow resistivity meter\" width=\"300\" height=\"175\" srcset=\"https:\/\/www.akustikforschung.de\/wp-content\/uploads\/2021\/05\/acoustiflow_analysis_software_measurement_ws-300x175.png 300w, https:\/\/www.akustikforschung.de\/wp-content\/uploads\/2021\/05\/acoustiflow_analysis_software_measurement_ws-640x373.png 640w, https:\/\/www.akustikforschung.de\/wp-content\/uploads\/2021\/05\/acoustiflow_analysis_software_measurement_ws-768x447.png 768w, https:\/\/www.akustikforschung.de\/wp-content\/uploads\/2021\/05\/acoustiflow_analysis_software_measurement_ws.png 800w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><p id=\"caption-attachment-11480\" class=\"wp-caption-text\">Analysis software AcoustiFlow<sup>\u00ae<\/sup><\/p><\/div>\n<div id=\"attachment_12296\" style=\"width: 310px\" class=\"wp-caption alignright\"><a href=\"https:\/\/www.akustikforschung.de\/wp-content\/uploads\/2025\/02\/acoustiflow_stroemungswiderstandsmessgeraet_stoffprobenhalter_01_ws.png\" rel=\"gallery\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-12296\" class=\"wp-image-12296\" src=\"https:\/\/www.akustikforschung.de\/wp-content\/uploads\/2025\/02\/acoustiflow_stroemungswiderstandsmessgeraet_stoffprobenhalter_01_ws.png\" alt=\"Airflow resistivty meter AcoustiFlow&amp;reg; for measurement of airflow resistance of open-cell materials\" width=\"300\" height=\"420\" \/><\/a><p id=\"caption-attachment-12296\" class=\"wp-caption-text\">Specimen holder with optional add-on to measure the airflow resistance of thin fabrics \/ textiles<\/p><\/div>\n<div id=\"attachment_9734\" style=\"width: 310px\" class=\"wp-caption alignright\"><a href=\"https:\/\/www.akustikforschung.de\/wp-content\/uploads\/2018\/01\/aed300_plus_04_ed2_ws.jpg\" rel=\"gallery\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-9734\" class=\"wp-image-9734 size-medium\" src=\"https:\/\/www.akustikforschung.de\/wp-content\/uploads\/2018\/01\/aed300_plus_04_ed2_ws-300x199.jpg\" alt=\"Quality control of components by measurement of airflow resistance\" width=\"300\" height=\"199\" srcset=\"https:\/\/www.akustikforschung.de\/wp-content\/uploads\/2018\/01\/aed300_plus_04_ed2_ws-300x199.jpg 300w, https:\/\/www.akustikforschung.de\/wp-content\/uploads\/2018\/01\/aed300_plus_04_ed2_ws-768x510.jpg 768w, https:\/\/www.akustikforschung.de\/wp-content\/uploads\/2018\/01\/aed300_plus_04_ed2_ws-640x425.jpg 640w, https:\/\/www.akustikforschung.de\/wp-content\/uploads\/2018\/01\/aed300_plus_04_ed2_ws-440x292.jpg 440w, https:\/\/www.akustikforschung.de\/wp-content\/uploads\/2018\/01\/aed300_plus_04_ed2_ws.jpg 800w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><p id=\"caption-attachment-9734\" class=\"wp-caption-text\">Specific specimen holder for quality control of fuel cell elements by testing of airflow resistance<\/p><\/div>\n<div id=\"attachment_8492\" style=\"width: 310px\" class=\"wp-caption alignright\"><a href=\"https:\/\/www.akustikforschung.de\/wp-content\/uploads\/2012\/07\/referenzprobe_ed8_ws.jpg\" rel=\"gallery\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-8492\" class=\"wp-image-8492 size-medium\" src=\"https:\/\/www.akustikforschung.de\/wp-content\/uploads\/2012\/07\/referenzprobe_ed8_ws-300x215.jpg\" alt=\"Measurement of airflow resistance with aiflow resistivity meter\" width=\"300\" height=\"215\" srcset=\"https:\/\/www.akustikforschung.de\/wp-content\/uploads\/2012\/07\/referenzprobe_ed8_ws-300x215.jpg 300w, https:\/\/www.akustikforschung.de\/wp-content\/uploads\/2012\/07\/referenzprobe_ed8_ws-640x460.jpg 640w, https:\/\/www.akustikforschung.de\/wp-content\/uploads\/2012\/07\/referenzprobe_ed8_ws-440x316.jpg 440w, https:\/\/www.akustikforschung.de\/wp-content\/uploads\/2012\/07\/referenzprobe_ed8_ws.jpg 1024w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><p id=\"caption-attachment-8492\" class=\"wp-caption-text\">Certified reference specimen (calibration sample)<\/p><\/div>\n<p><div id=\"attachment_6612\" style=\"width: 310px\" class=\"wp-caption alignright\"><a href=\"https:\/\/www.akustikforschung.de\/wp-content\/uploads\/2014\/03\/messung_stroemungswiderstand_fahrbahn_insitu_10_ed5_ws.jpg\" rel=\"gallery\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-6612\" class=\"wp-image-6612 size-medium\" src=\"https:\/\/www.akustikforschung.de\/wp-content\/uploads\/2014\/03\/messung_stroemungswiderstand_fahrbahn_insitu_10_ed5_ws-300x454.jpg\" alt=\"Determination of parameters of road surfaces in situ\" width=\"300\" height=\"454\" srcset=\"https:\/\/www.akustikforschung.de\/wp-content\/uploads\/2014\/03\/messung_stroemungswiderstand_fahrbahn_insitu_10_ed5_ws-300x454.jpg 300w, https:\/\/www.akustikforschung.de\/wp-content\/uploads\/2014\/03\/messung_stroemungswiderstand_fahrbahn_insitu_10_ed5_ws-321x487.jpg 321w, https:\/\/www.akustikforschung.de\/wp-content\/uploads\/2014\/03\/messung_stroemungswiderstand_fahrbahn_insitu_10_ed5_ws.jpg 396w\" sizes=\"auto, (max-width: 300px) 100vw, 300px\" \/><\/a><p id=\"caption-attachment-6612\" class=\"wp-caption-text\">Nondestructive measurement of airflow resistance of road surfaces (e.g. application as input parameter for the propagation model SPERoN**) by means of airflow resistivity meter<\/p><\/div><\/p>","protected":false},"excerpt":{"rendered":"<p><\/br>The airflow resistivity meter AcoustiFlow<sup>\u00ae<\/sup> allows the measurement of the airflow resistance of materials with open porosity on the basis of the static-airflow method (direct-airflow method) described in DIN EN ISO 9053-1 (former DIN EN 29053). This technique requires the measurement of the pressure drop across the specimen to be examined  as a function of the volume airflow.<\/p>\n<p>The specific airflow resistance of a sound absorber mainly influences its sound absorption coefficient.<\/p>\n<p>The third and youngest hardware generation of the airflow resistivity meter enables an even wider measuring range, with smaller device dimensions and lower acquisition costs.<\/p>\n<p>Alternatively, the flow resistance can be determined metrologically for laminar air flow in accordance with ASTM C522.<\/p>\n","protected":false},"author":1,"featured_media":12054,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[32,34],"tags":[812,339,594,365,255,208,637,638,661,690,137,47,377,660,718,383,212,384,719],"class_list":["post-257","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-messgerate","category-featured-items","tag-astm-c522","tag-din-en-29053","tag-din-en-iso-9053-1","tag-fahrbahn","tag-fahrbahnoberflache","tag-glaswolle","tag-kompression","tag-kompressionsprobenhalter","tag-luftgleichstromverfahren","tag-messprotokoll","tag-messsystem","tag-messung","tag-qualitatskontrolle","tag-statische-luftstroemung","tag-stoffe","tag-stromungsresistanz","tag-stromungswiderstand","tag-stromungswiderstandsmessgerat","tag-textilien","has-content-parts","content-parts-5"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.9 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Str\u00f6mungswiderstandsmessger\u00e4t, Messung Str\u00f6mungswiderstand<\/title>\n<meta name=\"description\" content=\"Str\u00f6mungswiderstandsmessger\u00e4t, Messung Str\u00f6mungswiderstand, offenzellige Materialien, Sch\u00fcttungen, Stoffe, DIN EN ISO 9053-1, DIN EN 29053\" \/>\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.akustikforschung.de\/produkte\/messgerate\/stroemungswiderstandsmessgeraet-acoustiflow\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Str\u00f6mungswiderstandsmessger\u00e4t, Messung Str\u00f6mungswiderstand\" \/>\n<meta property=\"og:description\" content=\"Str\u00f6mungswiderstandsmessger\u00e4t, Messung Str\u00f6mungswiderstand, offenzellige Materialien, Sch\u00fcttungen, Stoffe, DIN EN ISO 9053-1, DIN EN 29053\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.akustikforschung.de\/produkte\/messgerate\/stroemungswiderstandsmessgeraet-acoustiflow\/\" \/>\n<meta property=\"og:site_name\" content=\"Gesellschaft f\u00fcr Akustikforschung Dresden mbH\" \/>\n<meta property=\"article:published_time\" content=\"2012-07-20T13:00:42+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2026-02-11T12:31:47+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.akustikforschung.de\/wp-content\/uploads\/2025\/01\/acoustiflow_stroemungswiderstandsmessgeraet_airflow_resistivity_meter_generation3_03_ws.png\" \/>\n\t<meta property=\"og:image:width\" content=\"600\" \/>\n\t<meta property=\"og:image:height\" content=\"600\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"author\" content=\"admin\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"admin\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"6 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/www.akustikforschung.de\/produkte\/messgerate\/stroemungswiderstandsmessgeraet-acoustiflow\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/www.akustikforschung.de\/produkte\/messgerate\/stroemungswiderstandsmessgeraet-acoustiflow\/\"},\"author\":{\"name\":\"admin\",\"@id\":\"https:\/\/www.akustikforschung.de\/#\/schema\/person\/abbae6675c827b688ca605c1363763b1\"},\"headline\":\"Airflow resistivity meter AcoustiFlow&reg;\",\"datePublished\":\"2012-07-20T13:00:42+00:00\",\"dateModified\":\"2026-02-11T12:31:47+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/www.akustikforschung.de\/produkte\/messgerate\/stroemungswiderstandsmessgeraet-acoustiflow\/\"},\"wordCount\":1815,\"commentCount\":0,\"image\":{\"@id\":\"https:\/\/www.akustikforschung.de\/produkte\/messgerate\/stroemungswiderstandsmessgeraet-acoustiflow\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/www.akustikforschung.de\/wp-content\/uploads\/2025\/01\/acoustiflow_stroemungswiderstandsmessgeraet_airflow_resistivity_meter_generation3_03_ws.png\",\"keywords\":[\"ASTM C522\",\"DIN EN 29053\",\"DIN EN ISO 9053-1\",\"road\",\"road surface\",\"glass wool\",\"Kompression\",\"Kompressionsprobenhalter\",\"Luftgleichstromverfahren\",\"Messprotokoll\",\"measuring system\",\"measurement\",\"quality control\",\"statische Luftstr\u00f6mung\",\"Stoffe\",\"airflow resistivity\",\"airflow resistance\",\"airflow resistivity meter\",\"Textilien\"],\"articleSection\":[\"Measuring Instruments\",\"XYZFeatured Items\"],\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\/\/www.akustikforschung.de\/produkte\/messgerate\/stroemungswiderstandsmessgeraet-acoustiflow\/#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.akustikforschung.de\/produkte\/messgerate\/stroemungswiderstandsmessgeraet-acoustiflow\/\",\"url\":\"https:\/\/www.akustikforschung.de\/produkte\/messgerate\/stroemungswiderstandsmessgeraet-acoustiflow\/\",\"name\":\"Str\u00f6mungswiderstandsmessger\u00e4t, Messung Str\u00f6mungswiderstand\",\"isPartOf\":{\"@id\":\"https:\/\/www.akustikforschung.de\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/www.akustikforschung.de\/produkte\/messgerate\/stroemungswiderstandsmessgeraet-acoustiflow\/#primaryimage\"},\"image\":{\"@id\":\"https:\/\/www.akustikforschung.de\/produkte\/messgerate\/stroemungswiderstandsmessgeraet-acoustiflow\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/www.akustikforschung.de\/wp-content\/uploads\/2025\/01\/acoustiflow_stroemungswiderstandsmessgeraet_airflow_resistivity_meter_generation3_03_ws.png\",\"datePublished\":\"2012-07-20T13:00:42+00:00\",\"dateModified\":\"2026-02-11T12:31:47+00:00\",\"author\":{\"@id\":\"https:\/\/www.akustikforschung.de\/#\/schema\/person\/abbae6675c827b688ca605c1363763b1\"},\"description\":\"Str\u00f6mungswiderstandsmessger\u00e4t, Messung Str\u00f6mungswiderstand, offenzellige Materialien, Sch\u00fcttungen, Stoffe, DIN EN ISO 9053-1, DIN EN 29053\",\"breadcrumb\":{\"@id\":\"https:\/\/www.akustikforschung.de\/produkte\/messgerate\/stroemungswiderstandsmessgeraet-acoustiflow\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.akustikforschung.de\/produkte\/messgerate\/stroemungswiderstandsmessgeraet-acoustiflow\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/www.akustikforschung.de\/produkte\/messgerate\/stroemungswiderstandsmessgeraet-acoustiflow\/#primaryimage\",\"url\":\"https:\/\/www.akustikforschung.de\/wp-content\/uploads\/2025\/01\/acoustiflow_stroemungswiderstandsmessgeraet_airflow_resistivity_meter_generation3_03_ws.png\",\"contentUrl\":\"https:\/\/www.akustikforschung.de\/wp-content\/uploads\/2025\/01\/acoustiflow_stroemungswiderstandsmessgeraet_airflow_resistivity_meter_generation3_03_ws.png\",\"width\":600,\"height\":600,\"caption\":\"Str\u00f6mungswiderstandsmessger\u00e4t AcoustiFlow&reg; zur messtechnischen Bestimmung des Str\u00f6mungswiderstands von offenporigen Materialien\"},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.akustikforschung.de\/produkte\/messgerate\/stroemungswiderstandsmessgeraet-acoustiflow\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/www.akustikforschung.de\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Str\u00f6mungs&shy;widerstands&shy;messger\u00e4t AcoustiFlow&reg;\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.akustikforschung.de\/#website\",\"url\":\"https:\/\/www.akustikforschung.de\/\",\"name\":\"Gesellschaft f\u00fcr Akustikforschung Dresden mbH\",\"description\":\"Research &amp; Development - Test - Consultancy\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.akustikforschung.de\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.akustikforschung.de\/#\/schema\/person\/abbae6675c827b688ca605c1363763b1\",\"name\":\"admin\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/www.akustikforschung.de\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/1be4d41fdaa1450e74d8eee465d91370f7131fb4695757702869773133a254c3?s=96&d=mm&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/1be4d41fdaa1450e74d8eee465d91370f7131fb4695757702869773133a254c3?s=96&d=mm&r=g\",\"caption\":\"admin\"},\"url\":\"https:\/\/www.akustikforschung.de\/en\/author\/admin\/\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Str\u00f6mungswiderstandsmessger\u00e4t, Messung Str\u00f6mungswiderstand","description":"Str\u00f6mungswiderstandsmessger\u00e4t, Messung Str\u00f6mungswiderstand, offenzellige Materialien, Sch\u00fcttungen, Stoffe, DIN EN ISO 9053-1, DIN EN 29053","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.akustikforschung.de\/produkte\/messgerate\/stroemungswiderstandsmessgeraet-acoustiflow\/","og_locale":"en_US","og_type":"article","og_title":"Str\u00f6mungswiderstandsmessger\u00e4t, Messung Str\u00f6mungswiderstand","og_description":"Str\u00f6mungswiderstandsmessger\u00e4t, Messung Str\u00f6mungswiderstand, offenzellige Materialien, Sch\u00fcttungen, Stoffe, DIN EN ISO 9053-1, DIN EN 29053","og_url":"https:\/\/www.akustikforschung.de\/produkte\/messgerate\/stroemungswiderstandsmessgeraet-acoustiflow\/","og_site_name":"Gesellschaft f\u00fcr Akustikforschung Dresden mbH","article_published_time":"2012-07-20T13:00:42+00:00","article_modified_time":"2026-02-11T12:31:47+00:00","og_image":[{"width":600,"height":600,"url":"https:\/\/www.akustikforschung.de\/wp-content\/uploads\/2025\/01\/acoustiflow_stroemungswiderstandsmessgeraet_airflow_resistivity_meter_generation3_03_ws.png","type":"image\/png"}],"author":"admin","twitter_misc":{"Written by":"admin","Est. reading time":"6 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/www.akustikforschung.de\/produkte\/messgerate\/stroemungswiderstandsmessgeraet-acoustiflow\/#article","isPartOf":{"@id":"https:\/\/www.akustikforschung.de\/produkte\/messgerate\/stroemungswiderstandsmessgeraet-acoustiflow\/"},"author":{"name":"admin","@id":"https:\/\/www.akustikforschung.de\/#\/schema\/person\/abbae6675c827b688ca605c1363763b1"},"headline":"Airflow resistivity meter AcoustiFlow&reg;","datePublished":"2012-07-20T13:00:42+00:00","dateModified":"2026-02-11T12:31:47+00:00","mainEntityOfPage":{"@id":"https:\/\/www.akustikforschung.de\/produkte\/messgerate\/stroemungswiderstandsmessgeraet-acoustiflow\/"},"wordCount":1815,"commentCount":0,"image":{"@id":"https:\/\/www.akustikforschung.de\/produkte\/messgerate\/stroemungswiderstandsmessgeraet-acoustiflow\/#primaryimage"},"thumbnailUrl":"https:\/\/www.akustikforschung.de\/wp-content\/uploads\/2025\/01\/acoustiflow_stroemungswiderstandsmessgeraet_airflow_resistivity_meter_generation3_03_ws.png","keywords":["ASTM C522","DIN EN 29053","DIN EN ISO 9053-1","road","road surface","glass wool","Kompression","Kompressionsprobenhalter","Luftgleichstromverfahren","Messprotokoll","measuring system","measurement","quality control","statische Luftstr\u00f6mung","Stoffe","airflow resistivity","airflow resistance","airflow resistivity meter","Textilien"],"articleSection":["Measuring Instruments","XYZFeatured Items"],"inLanguage":"en-US","potentialAction":[{"@type":"CommentAction","name":"Comment","target":["https:\/\/www.akustikforschung.de\/produkte\/messgerate\/stroemungswiderstandsmessgeraet-acoustiflow\/#respond"]}]},{"@type":"WebPage","@id":"https:\/\/www.akustikforschung.de\/produkte\/messgerate\/stroemungswiderstandsmessgeraet-acoustiflow\/","url":"https:\/\/www.akustikforschung.de\/produkte\/messgerate\/stroemungswiderstandsmessgeraet-acoustiflow\/","name":"Str\u00f6mungswiderstandsmessger\u00e4t, Messung Str\u00f6mungswiderstand","isPartOf":{"@id":"https:\/\/www.akustikforschung.de\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.akustikforschung.de\/produkte\/messgerate\/stroemungswiderstandsmessgeraet-acoustiflow\/#primaryimage"},"image":{"@id":"https:\/\/www.akustikforschung.de\/produkte\/messgerate\/stroemungswiderstandsmessgeraet-acoustiflow\/#primaryimage"},"thumbnailUrl":"https:\/\/www.akustikforschung.de\/wp-content\/uploads\/2025\/01\/acoustiflow_stroemungswiderstandsmessgeraet_airflow_resistivity_meter_generation3_03_ws.png","datePublished":"2012-07-20T13:00:42+00:00","dateModified":"2026-02-11T12:31:47+00:00","author":{"@id":"https:\/\/www.akustikforschung.de\/#\/schema\/person\/abbae6675c827b688ca605c1363763b1"},"description":"Str\u00f6mungswiderstandsmessger\u00e4t, Messung Str\u00f6mungswiderstand, offenzellige Materialien, Sch\u00fcttungen, Stoffe, DIN EN ISO 9053-1, DIN EN 29053","breadcrumb":{"@id":"https:\/\/www.akustikforschung.de\/produkte\/messgerate\/stroemungswiderstandsmessgeraet-acoustiflow\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.akustikforschung.de\/produkte\/messgerate\/stroemungswiderstandsmessgeraet-acoustiflow\/"]}]},{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.akustikforschung.de\/produkte\/messgerate\/stroemungswiderstandsmessgeraet-acoustiflow\/#primaryimage","url":"https:\/\/www.akustikforschung.de\/wp-content\/uploads\/2025\/01\/acoustiflow_stroemungswiderstandsmessgeraet_airflow_resistivity_meter_generation3_03_ws.png","contentUrl":"https:\/\/www.akustikforschung.de\/wp-content\/uploads\/2025\/01\/acoustiflow_stroemungswiderstandsmessgeraet_airflow_resistivity_meter_generation3_03_ws.png","width":600,"height":600,"caption":"Str\u00f6mungswiderstandsmessger\u00e4t AcoustiFlow&reg; zur messtechnischen Bestimmung des Str\u00f6mungswiderstands von offenporigen Materialien"},{"@type":"BreadcrumbList","@id":"https:\/\/www.akustikforschung.de\/produkte\/messgerate\/stroemungswiderstandsmessgeraet-acoustiflow\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.akustikforschung.de\/"},{"@type":"ListItem","position":2,"name":"Str\u00f6mungs&shy;widerstands&shy;messger\u00e4t AcoustiFlow&reg;"}]},{"@type":"WebSite","@id":"https:\/\/www.akustikforschung.de\/#website","url":"https:\/\/www.akustikforschung.de\/","name":"Gesellschaft f\u00fcr Akustikforschung Dresden mbH","description":"Research &amp; Development - Test - Consultancy","potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.akustikforschung.de\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"},{"@type":"Person","@id":"https:\/\/www.akustikforschung.de\/#\/schema\/person\/abbae6675c827b688ca605c1363763b1","name":"admin","image":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.akustikforschung.de\/#\/schema\/person\/image\/","url":"https:\/\/secure.gravatar.com\/avatar\/1be4d41fdaa1450e74d8eee465d91370f7131fb4695757702869773133a254c3?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/1be4d41fdaa1450e74d8eee465d91370f7131fb4695757702869773133a254c3?s=96&d=mm&r=g","caption":"admin"},"url":"https:\/\/www.akustikforschung.de\/en\/author\/admin\/"}]}},"_links":{"self":[{"href":"https:\/\/www.akustikforschung.de\/en\/wp-json\/wp\/v2\/posts\/257","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.akustikforschung.de\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.akustikforschung.de\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.akustikforschung.de\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.akustikforschung.de\/en\/wp-json\/wp\/v2\/comments?post=257"}],"version-history":[{"count":65,"href":"https:\/\/www.akustikforschung.de\/en\/wp-json\/wp\/v2\/posts\/257\/revisions"}],"predecessor-version":[{"id":12886,"href":"https:\/\/www.akustikforschung.de\/en\/wp-json\/wp\/v2\/posts\/257\/revisions\/12886"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.akustikforschung.de\/en\/wp-json\/wp\/v2\/media\/12054"}],"wp:attachment":[{"href":"https:\/\/www.akustikforschung.de\/en\/wp-json\/wp\/v2\/media?parent=257"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.akustikforschung.de\/en\/wp-json\/wp\/v2\/categories?post=257"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.akustikforschung.de\/en\/wp-json\/wp\/v2\/tags?post=257"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}