{"id":143,"date":"2025-10-31T00:25:51","date_gmt":"2025-10-31T00:25:51","guid":{"rendered":"https:\/\/vibromera.eu\/glossary\/impact-testing\/"},"modified":"2026-05-23T22:36:55","modified_gmt":"2026-05-23T22:36:55","slug":"impact-testing","status":"publish","type":"glossary","link":"https:\/\/vibromera.eu\/da\/glossary\/impact-testing\/","title":{"rendered":"Hvad er effekttestning? Modal analyseteknik"},"content":{"rendered":"<h1>Forst\u00e5else af effekttestning<\/h1>\n\t\t<section class=\"woocommerce hestia-shop products is-shortcode\" id=\"products\" data-sorder=\"hestia_shop\" >\n\t\t\t\t\t\t<div class=\"\">\n\t\t\t\t\t\t<div class=\"hestia-shop-content\">\n\t\t\t<div class=\"row\" data-aos=\"fade-up\" >\t\t\t\t\t<div class=\"col-ms-6 col-sm-6 col-md-3 shop-item\">\n\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/da\/product\/balanset-1\/\" class=\"woocommerce-LoopProduct-link woocommerce-loop-product__link\">\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"card-image\">\n\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/da\/product\/balanset-1\/\" title=\"B\u00e6rbart afbalanceringsapparat og vibrationsanalysator Balanset-1A\">\n\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"230\" height=\"153\" src=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/09\/77-e1693745667801-230x153.webp\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"Balanset-1A komplet s\u00e6t med b\u00e6rbar afbalanceringsenhed og vibrationsanalysator\" srcset=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/09\/77-e1693745667801-230x153.webp 230w, https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/09\/77-e1693745667801-18x12.webp 18w, https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/09\/77-e1693745667801-360x240.webp 360w, https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/09\/77-e1693745667801-272x182.webp 272w\" sizes=\"auto, (max-width: 230px) 100vw, 230px\" \/>\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<div class=\"ripple-container\"><\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"content\">\n\t\t\t\t\t\t\t\t<span class=\"category\"><a href=\"https:\/\/vibromera.eu\/da\/product-category\/devices\/\" rel=\"tag\">Enheder<\/a><\/span>\n\t\t\t\t\t\t\t\t<h4 class=\"card-title\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"shop-item-title-link\" href=\"https:\/\/vibromera.eu\/da\/product\/balanset-1\/\" title=\"B\u00e6rbart afbalanceringsapparat og vibrationsanalysator Balanset-1A\">B\u00e6rbart afbalanceringsapparat og vibrationsanalysator Balanset-1A<\/a>\n\n\t\t\t\t\t\t\t\t<\/h4>\n\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t<div class=\"footer\">\n\n\t\t\t\t\t\t\t\t\t<div class=\"price\"><h4><span class=\"woocommerce-Price-amount amount\"><span class=\"woocommerce-Price-currencySymbol\">\u20ac<\/span>1,975.00<\/span> + moms (hvis relevant)<\/h4><\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"stats\">\n\t\t\t\t\t\t\t\t\t\t<a rel=\"nofollow\" href=\"\/da\/wp-json\/wp\/v2\/glossary\/143?add-to-cart=986\" data-quantity=\"1\" data-product_id=\"986\" data-product_sku=\"BS-1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart btn btn-just-icon btn-simple btn-default\" title=\"Tilf\u00f8j til kurv\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Tilf\u00f8j til kurv\" class=\"fas fa-cart-plus\" data-no-translation-data-original-title=\"\"><\/i><\/a>\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/a><a href=\"\/da\/wp-json\/wp\/v2\/glossary\/143?add-to-cart=986\" aria-describedby=\"woocommerce_loop_add_to_cart_link_describedby_986\" data-quantity=\"1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart\" data-product_id=\"986\" data-product_sku=\"BS-1\" aria-label=\"L\u00e6g i kurv: \u201cPortable balancer &amp; Vibration analyzer Balanset-1A\u201d\" rel=\"nofollow\" data-success_message=\"\u201cPortable balancer &amp; Vibration analyzer Balanset-1A\u201d er blevet tilf\u00f8jet til din kurv\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Tilf\u00f8j til kurv<\/a>\t<span id=\"woocommerce_loop_add_to_cart_link_describedby_986\" class=\"screen-reader-text\">\n\t\t\t<\/span>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t<div class=\"col-ms-6 col-sm-6 col-md-3 shop-item\">\n\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/da\/product\/vibration-sensor\/\" class=\"woocommerce-LoopProduct-link woocommerce-loop-product__link\">\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"card-image\">\n\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/da\/product\/vibration-sensor\/\" title=\"Vibrationssensor\">\n\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"230\" height=\"153\" src=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-3-230x153.webp\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"Balanset-1A vibrationssensor i n\u00e6rbillede\" srcset=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-3-230x153.webp 230w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-3-600x400.webp 600w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-3-300x200.webp 300w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-3-768x512.webp 768w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-3-1024x682.webp 1024w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-3-272x182.webp 272w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-3.webp 1280w\" sizes=\"auto, (max-width: 230px) 100vw, 230px\" \/>\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<div class=\"ripple-container\"><\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"content\">\n\t\t\t\t\t\t\t\t<span class=\"category\"><a href=\"https:\/\/vibromera.eu\/da\/product-category\/parts\/\" rel=\"tag\">Dele<\/a><\/span>\n\t\t\t\t\t\t\t\t<h4 class=\"card-title\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"shop-item-title-link\" href=\"https:\/\/vibromera.eu\/da\/product\/vibration-sensor\/\" title=\"Vibrationssensor\">Vibrationssensor<\/a>\n\n\t\t\t\t\t\t\t\t<\/h4>\n\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t<div class=\"footer\">\n\n\t\t\t\t\t\t\t\t\t<div class=\"price\"><h4><span class=\"woocommerce-Price-amount amount\"><span class=\"woocommerce-Price-currencySymbol\">\u20ac<\/span>90.00<\/span> + moms (hvis relevant)<\/h4><\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"stats\">\n\t\t\t\t\t\t\t\t\t\t<a rel=\"nofollow\" href=\"\/da\/wp-json\/wp\/v2\/glossary\/143?add-to-cart=1820\" data-quantity=\"1\" data-product_id=\"1820\" data-product_sku=\"VS-1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart btn btn-just-icon btn-simple btn-default\" title=\"Tilf\u00f8j til kurv\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Tilf\u00f8j til kurv\" class=\"fas fa-cart-plus\" data-no-translation-data-original-title=\"\"><\/i><\/a>\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/a><a href=\"\/da\/wp-json\/wp\/v2\/glossary\/143?add-to-cart=1820\" aria-describedby=\"woocommerce_loop_add_to_cart_link_describedby_1820\" data-quantity=\"1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart\" data-product_id=\"1820\" data-product_sku=\"VS-1\" aria-label=\"L\u00e6g i kurv: \u201cVibration sensor\u201d\" rel=\"nofollow\" data-success_message=\"\u201cVibration sensor\u201d er blevet tilf\u00f8jet til din kurv\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Tilf\u00f8j til kurv<\/a>\t<span id=\"woocommerce_loop_add_to_cart_link_describedby_1820\" class=\"screen-reader-text\">\n\t\t\t<\/span>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t<div class=\"col-ms-6 col-sm-6 col-md-3 shop-item\">\n\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/da\/product\/optical-sensor-for-balanset-and-arbalance\/\" class=\"woocommerce-LoopProduct-link woocommerce-loop-product__link\">\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"card-image\">\n\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/da\/product\/optical-sensor-for-balanset-and-arbalance\/\" title=\"Optisk sensor (laser-tachometer)\">\n\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"230\" height=\"153\" src=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-230x153.webp\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"Optisk sensor (laser-tachometer)\" srcset=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-230x153.webp 230w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-300x200.webp 300w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-1024x682.webp 1024w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-768x512.webp 768w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-1536x1023.webp 1536w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-18x12.webp 18w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-360x240.webp 360w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-460x306.webp 460w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-600x400.webp 600w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU-272x182.webp 272w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/ZKqzGXSCCBU.webp 1600w\" sizes=\"auto, (max-width: 230px) 100vw, 230px\" \/>\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<div class=\"ripple-container\"><\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"content\">\n\t\t\t\t\t\t\t\t<span class=\"category\"><a href=\"https:\/\/vibromera.eu\/da\/product-category\/parts\/\" rel=\"tag\">Dele<\/a><\/span>\n\t\t\t\t\t\t\t\t<h4 class=\"card-title\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"shop-item-title-link\" href=\"https:\/\/vibromera.eu\/da\/product\/optical-sensor-for-balanset-and-arbalance\/\" title=\"Optisk sensor (laser-tachometer)\">Optisk sensor (laser-tachometer)<\/a>\n\n\t\t\t\t\t\t\t\t<\/h4>\n\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t<div class=\"footer\">\n\n\t\t\t\t\t\t\t\t\t<div class=\"price\"><h4><span class=\"woocommerce-Price-amount amount\"><span class=\"woocommerce-Price-currencySymbol\">\u20ac<\/span>124.00<\/span> + moms (hvis relevant)<\/h4><\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"stats\">\n\t\t\t\t\t\t\t\t\t\t<a rel=\"nofollow\" href=\"\/da\/wp-json\/wp\/v2\/glossary\/143?add-to-cart=1832\" data-quantity=\"1\" data-product_id=\"1832\" data-product_sku=\"Tach-1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart btn btn-just-icon btn-simple btn-default\" title=\"Tilf\u00f8j til kurv\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Tilf\u00f8j til kurv\" class=\"fas fa-cart-plus\" data-no-translation-data-original-title=\"\"><\/i><\/a>\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/a><a href=\"\/da\/wp-json\/wp\/v2\/glossary\/143?add-to-cart=1832\" aria-describedby=\"woocommerce_loop_add_to_cart_link_describedby_1832\" data-quantity=\"1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart\" data-product_id=\"1832\" data-product_sku=\"Tach-1\" aria-label=\"L\u00e6g i kurv: \u201cOptical Sensor (Laser Tachometer)\u201d\" rel=\"nofollow\" data-success_message=\"\u201cOptical Sensor (Laser Tachometer)\u201d er blevet tilf\u00f8jet til din kurv\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Tilf\u00f8j til kurv<\/a>\t<span id=\"woocommerce_loop_add_to_cart_link_describedby_1832\" class=\"screen-reader-text\">\n\t\t\t<\/span>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t<div class=\"col-ms-6 col-sm-6 col-md-3 shop-item\">\n\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/da\/product\/balanset-4\/\" class=\"woocommerce-LoopProduct-link woocommerce-loop-product__link\">\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"card-image\">\n\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/da\/product\/balanset-4\/\" title=\"Balanset-4\">\n\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"230\" height=\"153\" src=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/balkom4-230x153.webp\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"Vibromera rotorbalanceringss\u00e6t: b\u00e6retaske, flerkanals signalbehandler, h\u00e5ndholdt analysator, magnetisk base, vibrationssensorer og spiralkabler.\" srcset=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/balkom4-230x153.webp 230w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/balkom4-300x200.webp 300w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/balkom4-18x12.webp 18w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/balkom4-360x240.webp 360w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/balkom4-460x306.webp 460w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/balkom4-600x400.webp 600w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/balkom4-272x182.webp 272w, https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/balkom4.webp 640w\" sizes=\"auto, (max-width: 230px) 100vw, 230px\" \/>\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<div class=\"ripple-container\"><\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"content\">\n\t\t\t\t\t\t\t\t<span class=\"category\"><a href=\"https:\/\/vibromera.eu\/da\/product-category\/devices\/\" rel=\"tag\">Enheder<\/a><\/span>\n\t\t\t\t\t\t\t\t<h4 class=\"card-title\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"shop-item-title-link\" href=\"https:\/\/vibromera.eu\/da\/product\/balanset-4\/\" title=\"Balanset-4\">Balanset-4<\/a>\n\n\t\t\t\t\t\t\t\t<\/h4>\n\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t<div class=\"footer\">\n\n\t\t\t\t\t\t\t\t\t<div class=\"price\"><h4><span class=\"woocommerce-Price-amount amount\"><span class=\"woocommerce-Price-currencySymbol\">\u20ac<\/span>6,803.00<\/span> + moms (hvis relevant)<\/h4><\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"stats\">\n\t\t\t\t\t\t\t\t\t\t<a rel=\"nofollow\" href=\"\/da\/wp-json\/wp\/v2\/glossary\/143?add-to-cart=1833\" data-quantity=\"1\" data-product_id=\"1833\" data-product_sku=\"BS-4\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart btn btn-just-icon btn-simple btn-default\" title=\"Tilf\u00f8j til kurv\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Tilf\u00f8j til kurv\" class=\"fas fa-cart-plus\" data-no-translation-data-original-title=\"\"><\/i><\/a>\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/a><a href=\"\/da\/wp-json\/wp\/v2\/glossary\/143?add-to-cart=1833\" aria-describedby=\"woocommerce_loop_add_to_cart_link_describedby_1833\" data-quantity=\"1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart\" data-product_id=\"1833\" data-product_sku=\"BS-4\" aria-label=\"L\u00e6g i kurv: \u201cBalanset-4\u201d\" rel=\"nofollow\" data-success_message=\"\u201cBalanset-4\u201d er blevet tilf\u00f8jet til din kurv\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Tilf\u00f8j til kurv<\/a>\t<span id=\"woocommerce_loop_add_to_cart_link_describedby_1833\" class=\"screen-reader-text\">\n\t\t\t<\/span>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div><!-- \/.row --><div class=\"row\">\t\t\t\t\t<div class=\"col-ms-6 col-sm-6 col-md-3 shop-item\">\n\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/da\/product\/magnet-stand\/\" class=\"woocommerce-LoopProduct-link woocommerce-loop-product__link\">\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"card-image\">\n\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/da\/product\/magnet-stand\/\" title=\"Magnetisk stativ Insize-60-kgf\">\n\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"230\" height=\"153\" src=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-36-230x153.webp\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"Magnetbase.\" srcset=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-36-230x153.webp 230w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-36-600x400.webp 600w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-36-300x200.webp 300w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-36-1024x682.webp 1024w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-36-768x512.webp 768w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-36-360x240.webp 360w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-36-272x182.webp 272w, https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-36.webp 1280w\" sizes=\"auto, (max-width: 230px) 100vw, 230px\" \/>\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<div class=\"ripple-container\"><\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"content\">\n\t\t\t\t\t\t\t\t<span class=\"category\"><a href=\"https:\/\/vibromera.eu\/da\/product-category\/parts\/\" rel=\"tag\">Dele<\/a><\/span>\n\t\t\t\t\t\t\t\t<h4 class=\"card-title\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"shop-item-title-link\" href=\"https:\/\/vibromera.eu\/da\/product\/magnet-stand\/\" title=\"Magnetisk stativ Insize-60-kgf\">Magnetisk stativ Insize-60-kgf<\/a>\n\n\t\t\t\t\t\t\t\t<\/h4>\n\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t<div class=\"footer\">\n\n\t\t\t\t\t\t\t\t\t<div class=\"price\"><h4><span class=\"woocommerce-Price-amount amount\"><span class=\"woocommerce-Price-currencySymbol\">\u20ac<\/span>46.00<\/span> + moms (hvis relevant)<\/h4><\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"stats\">\n\t\t\t\t\t\t\t\t\t\t<a rel=\"nofollow\" href=\"\/da\/wp-json\/wp\/v2\/glossary\/143?add-to-cart=1852\" data-quantity=\"1\" data-product_id=\"1852\" 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class=\"footer\">\n\n\t\t\t\t\t\t\t\t\t<div class=\"price\"><h4><span class=\"woocommerce-Price-amount amount\"><span class=\"woocommerce-Price-currencySymbol\">\u20ac<\/span>10.00<\/span> + moms (hvis relevant)<\/h4><\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"stats\">\n\t\t\t\t\t\t\t\t\t\t<a rel=\"nofollow\" href=\"\/da\/wp-json\/wp\/v2\/glossary\/143?add-to-cart=2329\" data-quantity=\"1\" data-product_id=\"2329\" data-product_sku=\"rt-1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart btn btn-just-icon btn-simple btn-default\" title=\"Tilf\u00f8j til kurv\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Tilf\u00f8j til kurv\" class=\"fas fa-cart-plus\" data-no-translation-data-original-title=\"\"><\/i><\/a>\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/a><a href=\"\/da\/wp-json\/wp\/v2\/glossary\/143?add-to-cart=2329\" aria-describedby=\"woocommerce_loop_add_to_cart_link_describedby_2329\" 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title=\"Dynamisk balancer &quot;Balanset-1A&quot; OEM\">\n\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"230\" height=\"153\" src=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2021\/11\/\u0411\u0430\u043b\u043a\u043e\u043c\u041a\u0438\u0442-scaled-230x153.webp\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"Balanset-1A-s\u00e6t med interface-enhed, sensorer, omdrejningst\u00e6ller og tilbeh\u00f8r\" srcset=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2021\/11\/\u0411\u0430\u043b\u043a\u043e\u043c\u041a\u0438\u0442-scaled-230x153.webp 230w, https:\/\/vibromera.eu\/wp-content\/uploads\/2021\/11\/\u0411\u0430\u043b\u043a\u043e\u043c\u041a\u0438\u0442-scaled-600x400.webp 600w, https:\/\/vibromera.eu\/wp-content\/uploads\/2021\/11\/\u0411\u0430\u043b\u043a\u043e\u043c\u041a\u0438\u0442-scaled-300x200.webp 300w, https:\/\/vibromera.eu\/wp-content\/uploads\/2021\/11\/\u0411\u0430\u043b\u043a\u043e\u043c\u041a\u0438\u0442-scaled-1024x683.webp 1024w, https:\/\/vibromera.eu\/wp-content\/uploads\/2021\/11\/\u0411\u0430\u043b\u043a\u043e\u043c\u041a\u0438\u0442-scaled-768x512.webp 768w, https:\/\/vibromera.eu\/wp-content\/uploads\/2021\/11\/\u0411\u0430\u043b\u043a\u043e\u043c\u041a\u0438\u0442-scaled-1536x1024.webp 1536w, https:\/\/vibromera.eu\/wp-content\/uploads\/2021\/11\/\u0411\u0430\u043b\u043a\u043e\u043c\u041a\u0438\u0442-scaled-2048x1366.webp 2048w, https:\/\/vibromera.eu\/wp-content\/uploads\/2021\/11\/\u0411\u0430\u043b\u043a\u043e\u043c\u041a\u0438\u0442-scaled-360x240.webp 360w, https:\/\/vibromera.eu\/wp-content\/uploads\/2021\/11\/\u0411\u0430\u043b\u043a\u043e\u043c\u041a\u0438\u0442-scaled-272x182.webp 272w, https:\/\/vibromera.eu\/wp-content\/uploads\/2021\/11\/\u0411\u0430\u043b\u043a\u043e\u043c\u041a\u0438\u0442-scaled-e1732998877834.webp 708w\" sizes=\"auto, (max-width: 230px) 100vw, 230px\" \/>\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<div class=\"ripple-container\"><\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"content\">\n\t\t\t\t\t\t\t\t<span class=\"category\"><a href=\"https:\/\/vibromera.eu\/da\/product-category\/devices\/\" rel=\"tag\">Enheder<\/a><\/span>\n\t\t\t\t\t\t\t\t<h4 class=\"card-title\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"shop-item-title-link\" href=\"https:\/\/vibromera.eu\/da\/product\/dynamic-balancer-balanset-1a\/\" title=\"Dynamisk balancer &quot;Balanset-1A&quot; OEM\">Dynamisk balancer \"Balanset-1A\" OEM<\/a>\n\n\t\t\t\t\t\t\t\t<\/h4>\n\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t<div class=\"footer\">\n\n\t\t\t\t\t\t\t\t\t<div class=\"price\"><h4><span class=\"woocommerce-Price-amount amount\"><span class=\"woocommerce-Price-currencySymbol\">\u20ac<\/span>1,735.00<\/span> + moms (hvis relevant)<\/h4><\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"stats\">\n\t\t\t\t\t\t\t\t\t\t<a rel=\"nofollow\" href=\"\/da\/wp-json\/wp\/v2\/glossary\/143?add-to-cart=4193\" data-quantity=\"1\" data-product_id=\"4193\" data-product_sku=\"BS-1OEM\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart btn btn-just-icon btn-simple btn-default\" title=\"Tilf\u00f8j til kurv\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Tilf\u00f8j til kurv\" class=\"fas fa-cart-plus\" data-no-translation-data-original-title=\"\"><\/i><\/a>\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/a><a href=\"\/da\/wp-json\/wp\/v2\/glossary\/143?add-to-cart=4193\" aria-describedby=\"woocommerce_loop_add_to_cart_link_describedby_4193\" data-quantity=\"1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart\" data-product_id=\"4193\" data-product_sku=\"BS-1OEM\" aria-label=\"L\u00e6g i kurv: \u201cDynamic balancer \u201cBalanset-1A\u201d OEM\u201d\" rel=\"nofollow\" data-success_message=\"\u201cDynamic balancer \u201cBalanset-1A\u201d OEM\u201d er blevet tilf\u00f8jet til din kurv\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Tilf\u00f8j til kurv<\/a>\t<span id=\"woocommerce_loop_add_to_cart_link_describedby_4193\" class=\"screen-reader-text\">\n\t\t\t<\/span>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/section>\n\t\t\n<p><strong>St\u00f8dpr\u00f8vning<\/strong> \u2014 ogs\u00e5 kaldet impulstest eller modalanalyse ved st\u00f8d \u2014 er en <a href=\"https:\/\/vibromera.eu\/da\/glossary\/modal-analysis\/\">modal testning<\/a> en teknik, hvor der ved hj\u00e6lp af en instrumenteret slaghammer p\u00e5f\u00f8res bredb\u00e5nds-kraftimpulser p\u00e5 en konstruktion, samtidig med at de resulterende <a href=\"https:\/\/vibromera.eu\/da\/glossary\/vibration\/\">vibrationer<\/a> respons med <a href=\"https:\/\/vibromera.eu\/da\/glossary\/accelerometer\/\">Accelerometre<\/a>. Ud fra kraft- og responssignalerne beregner den <a href=\"https:\/\/vibromera.eu\/da\/glossary\/frequency-response-function\/\">frekvensresponsfunktioner<\/a> (FRF&#x27;er), der viser, hvordan strukturen reagerer ved hver frekvens, og dermed afsl\u00f8rer dens <a href=\"https:\/\/vibromera.eu\/da\/glossary\/natural-frequency\/\">naturlige frekvenser<\/a>, <a href=\"https:\/\/vibromera.eu\/da\/glossary\/mode-shape\/\">tilstandsformer<\/a>, og <a href=\"https:\/\/vibromera.eu\/da\/glossary\/damping\/\">d\u00e6mpning<\/a> d\u00e6mpningsforhold \u2014 de oplysninger, der er n\u00f8dvendige for at forst\u00e5 dynamisk adf\u00e6rd og diagnosticere <a href=\"https:\/\/vibromera.eu\/da\/glossary\/resonance\/\">resonans<\/a> problemer.<\/p>\n<p>St\u00f8dfors\u00f8g er det praktiske alternativ til modalfors\u00f8g med rysteb\u00e6nk, idet de leverer lignende information uden de tunge, dyre elektromagnetiske rysteb\u00e6nke og komplekse fastg\u00f8relsesanordninger, som et rysteb\u00e6nkfors\u00f8g kr\u00e6ver. Metoden anvendes i vid udstr\u00e6kning til fejlfinding af resonans, validering af konstruktions\u00e6ndringer og sammenholdelse af finite-element-modeller inden for maskinteknik og konstruktionsdynamik. Den er t\u00e6t forbundet med den enklere <a href=\"https:\/\/vibromera.eu\/da\/glossary\/bump-test\/\">bumptest<\/a>, som anvender det samme impulsprincip til at bestemme en enkelt egenfrekvens.<\/p>\n<h2>1. Det grundl\u00e6ggende princip<\/h2>\n<p>Metoden bygger p\u00e5 et simpelt faktum: Et kort, kraftigt slag s\u00e6tter et bredt frekvensb\u00e5nd i svingning p\u00e5 \u00e9n gang. Et hammerslag, der kun varer et eller to millisekunder, indeholder energi, der er fordelt temmelig j\u00e6vnt over et bredt frekvensomr\u00e5de, s\u00e5 det f\u00e5r alle svingningstilstande inden for dette omr\u00e5de til at svinge samtidigt. Ved at m\u00e5le b\u00e5de indgangskraften og udgangsresponsen og dividere den ene med den anden i frekvensdom\u00e6net isolerer testen strukturens egen adf\u00e6rd fra det specifikke slag, der blev udf\u00f8rt \u2014 resultatet, FRF, er en egenskab ved strukturen alene og er uafh\u00e6ngig af, hvor h\u00e5rdt man sl\u00e5r p\u00e5 den.<\/p>\n<h2>2. Udstyr<\/h2>\n<h3>Instrumenteret slaghammer<\/h3>\n<ul>\n<li><strong>Krafttransducer:<\/strong> En piezoelektrisk sensor i hammerhovedet m\u00e5ler slagkraften.<\/li>\n<li><strong>Hammer mass:<\/strong> 0,1\u20135 kg, valgt ud fra konstruktionens st\u00f8rrelse og det relevante frekvensomr\u00e5de.<\/li>\n<li><strong>Udskiftelige spidser:<\/strong> h\u00e5rd (st\u00e5l), medium (plast) og bl\u00f8d (gummi).<\/li>\n<li><strong>Output:<\/strong> et kraftsignal, der er synkroniseret med responsm\u00e5lingen.<\/li>\n<li><strong>Typical cost:<\/strong> cirka 500-3000 USD.<\/li>\n<\/ul>\n<h3>Responssensorer<\/h3>\n<ul>\n<li>Accelerometre placeret p\u00e5 de relevante steder.<\/li>\n<li>Enten et enkelt bev\u00e6geligt accelerometer eller flere faste sensorer.<\/li>\n<li>Et frekvensomr\u00e5de, der uden problemer opfylder testkravene.<\/li>\n<\/ul>\n<h3>Dataindsamling<\/h3>\n<ul>\n<li>Mindst to kanaler \u2014 kraft og respons.<\/li>\n<li>Det er afg\u00f8rende, at der foretages samtidig pr\u00f8veudtagning fra disse kanaler.<\/li>\n<li>En <a href=\"https:\/\/vibromera.eu\/da\/glossary\/fft\/\">FFT<\/a> analysator eller specialudviklet software til modalanalyse.<\/li>\n<li>Beregning af <a href=\"https:\/\/vibromera.eu\/da\/glossary\/transfer-function\/\">overf\u00f8rselsfunktion<\/a> og den <a href=\"https:\/\/vibromera.eu\/da\/glossary\/coherence\/\">koh\u00e6rens<\/a>.<\/li>\n<\/ul>\n<h2>3. Testprocedure<\/h2>\n<h3>Enkeltpunkts FRF<\/h3>\n<ol>\n<li><strong>Monter accelerometeret<\/strong> ved responsm\u00e5lepunktet.<\/li>\n<li><strong>V\u00e6lg hammerspids<\/strong> s\u00e5 den passer til strukturen og det p\u00e5g\u00e6ldende frekvensomr\u00e5de.<\/li>\n<li><strong>Sl\u00e5 p\u00e5 konstruktionen<\/strong> med et fast, hurtigt slag p\u00e5 exciteringspunktet.<\/li>\n<li><strong>Registrer dataene<\/strong> \u2014 kraft- og responssignaler sammen.<\/li>\n<li><strong>Beregn FRF:<\/strong> H(f) = Respons(f) \/ Kraft(f).<\/li>\n<li><strong>Average<\/strong> ved at gentage m\u00e5lingen 3\u201310 gange og beregne gennemsnittet af FRF\u2019erne.<\/li>\n<li><strong>Kontroller koh\u00e6rens<\/strong> for at kontrollere datakvaliteten (koh\u00e6rens &gt; 0.9).<\/li>\n<\/ol>\n<h3>Flerpunktstestning<\/h3>\n<ul>\n<li><strong>Bev\u00e6gelig hammer:<\/strong> p\u00e5virke mange punkter, mens accelerometeret holdes fast.<\/li>\n<li><strong>Bev\u00e6geligt accelerometer:<\/strong> p\u00e5virke et fast punkt, mens man bev\u00e6ger accelerometeret.<\/li>\n<li><strong>Resultat:<\/strong> FRF'er fra flere m\u00e5lepunkter afsl\u00f8rer <a href=\"https:\/\/vibromera.eu\/da\/glossary\/mode-shape\/\">tilstandsformer<\/a>.<\/li>\n<li><strong>Grid testing:<\/strong> Et systematisk punktnet giver et fuldst\u00e6ndigt strukturelt overblik.<\/li>\n<\/ul>\n<h2>4. Valg af hammerspids<\/h2>\n<h3>Effekt p\u00e5 frekvensindhold<\/h3>\n<ul>\n<li><strong>H\u00e5rd spids (st\u00e5l):<\/strong> Kort slagvarighed, h\u00f8jfrekvent indhold, god til stive strukturer og h\u00f8je frekvenser (op til 10+ kHz)<\/li>\n<li><strong>Mellemh\u00e5rd spids (nylon\/Delrin):<\/strong> Moderat varighed, afbalanceret spektrum, generel anvendelse (til 2-5 kHz)<\/li>\n<li><strong>Bl\u00f8d spids (gummi):<\/strong> lang varighed, fremh\u00e6velse af de lave frekvenser; egner sig til store, fleksible konstruktioner (op til 500\u20131000 Hz).<\/li>\n<\/ul>\n<p>Logikken er den samme som den, der ligger til grund for det underliggende princip: En kortere, h\u00e5rdere kontakt koncentrerer energien i et bredere, h\u00f8jere frekvensb\u00e5nd, mens en bl\u00f8dere, l\u00e6ngere kontakt koncentrerer den ved de lave frekvenser. Spidsen v\u00e6lges derfor s\u00e5ledes, at energien placeres d\u00e9r, hvor de relevante svingningsformer findes.<\/p>\n<h3>Tilpasning til strukturen<\/h3>\n<ul>\n<li><strong>Lette konstruktioner:<\/strong> en lille hammer med en bl\u00f8d spids, s\u00e5 man undg\u00e5r skader og ringning.<\/li>\n<li><strong>Tunge konstruktioner:<\/strong> en stor hammer med en h\u00e5rdere spids for at sikre tilstr\u00e6kkelig excitering.<\/li>\n<li><strong>Tommelfingerregel:<\/strong> Konstruktionen skal reagere tydeligt, men ikke overdrevent \u2014 en maksimal acceleration p\u00e5 ca. 1\u201310 g er typisk.<\/li>\n<\/ul>\n<h2>5. Datakvalitet<\/h2>\n<h3>God slagteknik<\/h3>\n<ul>\n<li>Et hurtigt og pr\u00e6cist slag uden dobbeltslag.<\/li>\n<li>Hammeren tr\u00e6kkes straks tilbage, s\u00e5 den ikke forbliver i kontakt.<\/li>\n<li>Et slag vinkelret p\u00e5 overfladen.<\/li>\n<li>En ensartet placering af slaget.<\/li>\n<li>Et passende kraftniveau.<\/li>\n<\/ul>\n<h3>Koh\u00e6rensvalidering<\/h3>\n<ul>\n<li>Den <a href=\"https:\/\/vibromera.eu\/da\/glossary\/coherence\/\">koh\u00e6rens<\/a> Koh\u00e6rensfunktionen angiver m\u00e5lekvaliteten.<\/li>\n<li>Koh\u00e6rens t\u00e6t p\u00e5 1.0 (&gt; 0.9) betyder gode data.<\/li>\n<li>Lav koh\u00e6rens tyder p\u00e5 et d\u00e5rligt slag, st\u00f8j eller ikke-linearitet.<\/li>\n<li>Afvis resultater af d\u00e5rlig kvalitet, og gentag testen.<\/li>\n<\/ul>\n<p>Et dobbeltst\u00f8d er den mest almindelige forstyrrelse: Det sender to impulser ind i strukturen og forvr\u00e6nger indgangsspektret, hvilket netop er den type fejl, som koh\u00e6rens er s\u00e5 god til at afsl\u00f8re \u2014 et fald i koh\u00e6rensen ved en frekvens, der er vigtig for dig, er et signal om, at du skal kassere det gennemsnit og pr\u00f8ve igen.<\/p>\n<h2>6. Resultater og fortolkning<\/h2>\n<h3>Frekvensresponsfunktion<\/h3>\n<ul>\n<li>Amplitudediagrammet viser forst\u00e6rkningen i forhold til frekvensen.<\/li>\n<li>Toppene angiver naturlige frekvenser og resonanser.<\/li>\n<li>Spidsh\u00f8jden afspejler forst\u00e6rkningsfaktoren, som er omvendt proportional med d\u00e6mpningen.<\/li>\n<li>Den <a href=\"https:\/\/vibromera.eu\/da\/glossary\/phase\/\">fase<\/a> Grafen viser 180\u00b0-forskydningen gennem hver resonans.<\/li>\n<\/ul>\n<h3>Identifikation af naturlige frekvenser<\/h3>\n<ul>\n<li>Oplist alle toppe i FRF'en.<\/li>\n<li>Den f\u00f8rste tilstand er typisk toppen ved den laveste frekvens.<\/li>\n<li>H\u00f8jere tilstande ligger ved h\u00f8jere frekvenser.<\/li>\n<li>Sammenlign disse med driftsfrekvenserne for at kontrollere, om der er interferens.<\/li>\n<\/ul>\n<h3>Bestemmelse af svingningsformer<\/h3>\n<ul>\n<li>Baseret p\u00e5 test med flere m\u00e5lepunkter.<\/li>\n<li>De relative svingningsamplituder ved resonans bestemmer udsvingsm\u00f8nsteret.<\/li>\n<li>Softwaren kan animere figuren.<\/li>\n<li>Dette identificerer <a href=\"https:\/\/vibromera.eu\/da\/glossary\/nodal-point\/\">nodes<\/a> og antinoder for hver svingning.<\/li>\n<\/ul>\n<h2>7. Anvendelser inden for fejlfinding p\u00e5 maskiner<\/h2>\n<h3>Unders\u00f8gelse af rammeresonans<\/h3>\n<ul>\n<li>Sl\u00e5 p\u00e5 rammen p\u00e5 en motor eller ventilator.<\/li>\n<li>Identify the <a href=\"https:\/\/vibromera.eu\/da\/glossary\/frame-resonance\/\">rammens egenfrekvenser<\/a>.<\/li>\n<li>Sammenlign dem med <a href=\"https:\/\/vibromera.eu\/da\/glossary\/blade-passing-frequency\/\">blade-passing<\/a> og elektromagnetiske frekvenser fra motorer.<\/li>\n<li>Hvis der findes et match, er resonans problemet.<\/li>\n<\/ul>\n<h3>Fundamentstestning<\/h3>\n<ul>\n<li>Sl\u00e5 p\u00e5 bundpladen eller fundamentet.<\/li>\n<li>Bestem dens egenfrekvenser.<\/li>\n<li>Kontroller tilstr\u00e6kkeligt <a href=\"https:\/\/vibromera.eu\/da\/glossary\/foundation-stiffness\/\">stivhed<\/a> og frekvensadskillelse.<\/li>\n<\/ul>\n<h3>F\u00f8r\/efter sammenligninger<\/h3>\n<ul>\n<li>Test f\u00f8r en konstruktions\u00e6ndring.<\/li>\n<li>Test igen bagefter \u2014 efter afstivning, ekstra d\u00e6mpning eller \u00e6ndringer i massen.<\/li>\n<li>Kontroller, om \u00e6ndringen har haft den \u00f8nskede effekt.<\/li>\n<li>M\u00e5l forbedringen.<\/li>\n<\/ul>\n<h2>8. Slagpr\u00f8vning i felten<\/h2>\n<p>Da der kun kr\u00e6ves en m\u00e5lehammer og en tokanalsanalysator, passer slagpr\u00f8vning naturligt ind i en feltteknikers v\u00e6rkt\u00f8jskasse sammen med det daglige vibrationsarbejde. N\u00e5r en maskine udviser h\u00f8je <a href=\"https:\/\/vibromera.eu\/da\/glossary\/running-speed\/\">L\u00f8behastighed<\/a> N\u00e5r der er tale om vibrationer, er det f\u00f8rste sp\u00f8rgsm\u00e5l ofte, om \u00e5rsagen er en kraft som f.eks. <a href=\"https:\/\/vibromera.eu\/da\/glossary\/unbalance\/\">ubalance<\/a> eller en strukturel resonans, der forst\u00e6rker en almindelig kraft. En b\u00e6rbar analysator s\u00e5som <a href=\"https:\/\/vibromera.eu\/da\/vare-2\/balanset-1\/\">Balanset-1A<\/a> bruges til at m\u00e5le og, hvis \u00e5rsagen er ubalance, udbedre den ved at <a href=\"https:\/\/vibromera.eu\/da\/glossary\/feltbalancering\/\">feltafbalancering<\/a>; en st\u00f8dtest p\u00e5 rammen eller fundamentet afg\u00f8r derefter, om en vedvarende restvibration forst\u00e6rkes af en n\u00e6rliggende egenfrekvens \u2014 hvilket er afg\u00f8rende for valget mellem at afbalancere rotoren og afstive konstruktionen.<\/p>\n<p>Slagpr\u00f8vning er en praktisk og omkostningseffektiv teknik til modalanalyse, som er let tilg\u00e6ngelig for specialister i feltvibrationer. Med intet andet end en instrumenteret hammer og en vibrationsanalysator kan man identificere strukturelle resonanser, validere \u00e6ndringer og udarbejde den dynamiske karakterisering, der er n\u00f8dvendig for at l\u00f8se resonansproblemer og optimere konstruktionsdesign inden for b\u00e5de maskin- og bygningsanvendelser.<\/p>\n<hr>\n<p><a href=\"https:\/\/vibromera.eu\/da\/glossary\/\">\u2190 Tilbage til hovedindekset<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>L\u00e6r om slagpr\u00f8vning, brug af instrumenterede hamre til at excitere strukturer og m\u00e5ling af frekvensresponsfunktioner til modal analyse og karakterisering af strukturel dynamik.<\/p>","protected":false},"featured_media":0,"template":"","meta":{"ai_generated_summary":"","footnotes":""},"categories":[114,109],"tags":[],"class_list":["post-143","glossary","type-glossary","status-publish","hentry","category-analysis","category-glossary"],"_links":{"self":[{"href":"https:\/\/vibromera.eu\/da\/wp-json\/wp\/v2\/glossary\/143","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vibromera.eu\/da\/wp-json\/wp\/v2\/glossary"}],"about":[{"href":"https:\/\/vibromera.eu\/da\/wp-json\/wp\/v2\/types\/glossary"}],"version-history":[{"count":1,"href":"https:\/\/vibromera.eu\/da\/wp-json\/wp\/v2\/glossary\/143\/revisions"}],"predecessor-version":[{"id":101287,"href":"https:\/\/vibromera.eu\/da\/wp-json\/wp\/v2\/glossary\/143\/revisions\/101287"}],"wp:attachment":[{"href":"https:\/\/vibromera.eu\/da\/wp-json\/wp\/v2\/media?parent=143"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vibromera.eu\/da\/wp-json\/wp\/v2\/categories?post=143"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vibromera.eu\/da\/wp-json\/wp\/v2\/tags?post=143"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}