{"id":123,"date":"2025-10-31T00:25:51","date_gmt":"2025-10-31T00:25:51","guid":{"rendered":"https:\/\/vibromera.eu\/glossary\/foundation-stiffness\/"},"modified":"2026-05-23T22:51:22","modified_gmt":"2026-05-23T22:51:22","slug":"foundation-stiffness","status":"publish","type":"glossary","link":"https:\/\/vibromera.eu\/da\/glossary\/foundation-stiffness\/","title":{"rendered":"Hvad er fundamentstivhed? Strukturel dynamik"},"content":{"rendered":"<h1>Forst\u00e5else af fundamentsstivhed<\/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\/123?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\/123?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\/123?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\/123?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\/123?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\/123?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\/123?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\/123?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 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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\/123?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\/123?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>Fundamentsstivhed<\/strong> er modstanden fra en machines hele st\u00f8ttestruktur \u2014 fundament, injekteret m\u00f8rtel, betonblok, sokler og jorden under \u2014 mod forflytning under de statiske og dynamiske kr\u00e6fter en roterende maskine l\u00e6gger p\u00e5 den. Det kvantificeres som kraft pr. enhed forflytning (N\/mm, N\/m eller lbf\/in) og besvarer et tilsyneladende simpelt sp\u00f8rgsm\u00e5l: hvor langt bev\u00e6ger fundamentet sig n\u00e5r maskinen presser p\u00e5 det? Dette enkelttal p\u00e5virker hele maskinen, fordi fundamentstivhed er en komponent af <a href=\"https:\/\/vibromera.eu\/da\/glossary\/stiffness\/\">stivhed<\/a> k\u00e6den som sammen med rotor- og lejestivhed styrer <a href=\"https:\/\/vibromera.eu\/da\/glossary\/rotor-dynamics\/\">rotor dynamic<\/a> opf\u00f8rsel. F\u00e5 det forkert og en ellers fremragende maskine kan lide af s\u00e6nket <a href=\"https:\/\/vibromera.eu\/da\/glossary\/critical-speed\/\">kritiske hastigheder<\/a>, amplified <a href=\"https:\/\/vibromera.eu\/da\/glossary\/vibration\/\">vibrationer<\/a>, drivende justering og forkortet levetid.<\/p>\n<h2>1. Definition og Hvorfor Det Betyder Noget<\/h2>\n<p>Et fundament er sj\u00e6ldent det stive, ubev\u00e6gelige ankerpunkt som det forestilles at v\u00e6re. Det forflytter sig, og jo stivere det er, desto mindre forflytter det sig for en given kraft. Fordi rotoren, dens lejer og fundamentet opf\u00f8rer sig som fjedre i serie, kan fundamentet blive det svage led som dominerer det kombinerede respons \u2014 og resten af denne artikel sporer pr\u00e6cis hvordan.<\/p>\n<h3>P\u00e5virkning p\u00e5 kritiske hastigheder<\/h3>\n<p>Fundamentstivhed f\u00f8des direkte ind i systemets <a href=\"https:\/\/vibromera.eu\/da\/glossary\/natural-frequency\/\">naturlige frekvenser<\/a>:<\/p>\n<ul>\n<li>Total systemstivhed er seriekombinationen af rotor-, leje- og fundamentstivhed, s\u00e5 det bl\u00f8deste element har det st\u00f8rste ord med at sige.<\/li>\n<li>Et bl\u00f8dt fundament s\u00e6nker det samlede stivhedsspektrum, hvilket s\u00e6nker kritiske hastigheder.<\/li>\n<li>Det kan tr\u00e6kke en kritisk hastighed ned uden for et sikkert omr\u00e5de og ind i driftsomr\u00e5det.<\/li>\n<li>Fordi kritisk hastighed skaleres med \u221a(samlet stivhed), har selv et beskednent tab af fundamentets stivhed en reel effekt \u2014 du kan dimensionere skiftet med en <a href=\"https:\/\/vibromera.eu\/da\/calculators\/rotor-critical-speed\/\">Kritisk hastighedsberegner for rotor<\/a>.<\/li>\n<\/ul>\n<h3>Vibrationsamplitudekontrol<\/h3>\n<ul>\n<li><strong>Ved resonans:<\/strong> Stivere fundamenter producerer generelt lavere peak vibrationsamplituder<\/li>\n<li><strong>Under resonans:<\/strong> et meget stift fundament kan <em>\u00f8ge<\/em> transmitteret vibration, fordi det giver ingen isolering.<\/li>\n<li><strong>Optimal design:<\/strong> det rigtige svar balancerer stivhed mod isolering for maskinens s\u00e6rlige frekvensomrde.<\/li>\n<\/ul>\n<h3>Justeringsstabilitet<\/h3>\n<ul>\n<li>Et fleksibelt fundament tillader udstyr at flytte sig under driftslaster.<\/li>\n<li>Termisk v\u00e6kst af maskinen kan forvr\u00e6nge et svagt fundament.<\/li>\n<li>Pr\u00e6cision <a href=\"https:\/\/vibromera.eu\/da\/glossary\/laser-shaft-alignment\/\">laserjustering af aksler<\/a> er sv\u00e6rt at holde p\u00e5 et bl\u00f8dt underlag.<\/li>\n<li>Fundamentafb\u00f8jning fra eksterne procesbelastninger, s\u00e5som r\u00f8rledningskr\u00e6fter, forringer stiltiende justeringen \u2014 og en skjult <a href=\"https:\/\/vibromera.eu\/da\/glossary\/soft-foot\/\">bl\u00f8d fod<\/a> kan ligne eller forv\u00e6rre problemet.<\/li>\n<\/ul>\n<h2>2. Komponenter der bidrager til fundamentets stivhed<\/h2>\n<p>Stivhed s\u00e6ttes af det svageste led i en k\u00e6de af elementer, hver med sit eget bidrag:<\/p>\n<h3>Betonblok til fundament<\/h3>\n<ul>\n<li><strong>Materialestivhed:<\/strong> betons elasticitetsmodul er cirka 25\u201340 GPa.<\/li>\n<li><strong>Geometri:<\/strong> tykkelse, bredde og armering s\u00e6tter blokens samlede rigiditet.<\/li>\n<li><strong>Masse:<\/strong> en st\u00f8rre blok bringer som regel st\u00f8rre stivhed med sig.<\/li>\n<li><strong>Tilstand:<\/strong> revner og nedslitning reducerer stivheden markant.<\/li>\n<\/ul>\n<h3>Jord- og grundunderlag<\/h3>\n<ul>\n<li>Jorden under blokken fungerer selv som et elastisk underlag.<\/li>\n<li>Soil stiffness varies enormously \u2014 from around 10 N\/mm\u00b3 for soft clay to 1000+ N\/mm\u00b3 for rock.<\/li>\n<li>Det er hyppigt det svageste element i hele k\u00e6den.<\/li>\n<li>Ved d\u00e5rlige jordbundsforhold kan det dominere systemets samlede stivhed, uanset hvor god blokken ovenfor er.<\/li>\n<\/ul>\n<h3>Maskines basisramme<\/h3>\n<ul>\n<li>St\u00e5l- eller st\u00f8bejernrammekonstruktionen, der fastg\u00f8r udstyret til betonen.<\/li>\n<li>Dens tykkelse, afstivning og layout bestemmer dens bidrag.<\/li>\n<li>Den skal v\u00e6re korrekt injiceret til blokken for at t\u00e6lle.<\/li>\n<\/ul>\n<h3>S\u00f8jler og underst\u00f8tninger<\/h3>\n<ul>\n<li><a href=\"https:\/\/vibromera.eu\/da\/glossary\/bearing-pedestal\/\">Lejepiedestaler<\/a> forbinder lejeringene til basirammenen.<\/li>\n<li>S\u00f8jler og konsollen b\u00e6rer lasten ned.<\/li>\n<li>H\u00f8je eller slanke s\u00f8jler kan introducere overraskende fleksibilitet \u2014 og excitere <a href=\"https:\/\/vibromera.eu\/da\/glossary\/structural-resonance\/\">strukturel resonans<\/a>.<\/li>\n<\/ul>\n<h3>Grout layer<\/h3>\n<ul>\n<li>Udfylder spalten mellem basisrammen og betonen for at overf\u00f8re lasten.<\/li>\n<li>Korrekt injicering er afg\u00f8rende for at opn\u00e5 stivhed.<\/li>\n<li>Nedslidt eller manglende injicering efterlader blide steder, der fungerer som h\u00e6ngsler.<\/li>\n<li>Injiceringsbeton er typisk mindre stiv end s\u00e5vel st\u00e5l som beton, den forbinder.<\/li>\n<\/ul>\n<h2>3. M\u00e5ling og vurdering<\/h2>\n<h3>Statisk stivhedstesting<\/h3>\n<ul>\n<li><strong>Metode:<\/strong> p\u00e5f\u00f8r en kendt kraft og m\u00e5l den resulterende nedb\u00f8jning.<\/li>\n<li><strong>Beregning:<\/strong> k = F \/ \u03b4 \u2014 kraft divideret med nedb\u00f8jning.<\/li>\n<li><strong>Typical test:<\/strong> en hydraulisk donkraft, som belaster baspladen.<\/li>\n<li><strong>M\u00e5ling:<\/strong> urskiver eller forskydningssensorer afl\u00e6ser bev\u00e6gelsen.<\/li>\n<\/ul>\n<h3>Dynamisk stivhed \u2014 modalanalyse<\/h3>\n<ul>\n<li>A <a href=\"https:\/\/vibromera.eu\/da\/glossary\/bump-test\/\">bumptest<\/a> med en instrumenteret hammer exciterer strukturen.<\/li>\n<li>Den <a href=\"https:\/\/vibromera.eu\/da\/glossary\/frequency-response-function\/\">frekvensresponsfunktion<\/a> m\u00e5les ud fra responsen.<\/li>\n<li><a href=\"https:\/\/vibromera.eu\/da\/glossary\/modal-analysis\/\">Modal analyse<\/a> uddrager naturlige frekvenser, modalformer og effektiv stivhed.<\/li>\n<li>Det dynamiske resultat er mere repr\u00e6sentativt for, hvordan fundamentet opf\u00f8rer sig, mens maskinen k\u00f8rer.<\/li>\n<\/ul>\n<h3>Operationel vurdering<\/h3>\n<ul>\n<li>Sammenlign vibration m\u00e5lt ved lejet med vibration ved fundamentet.<\/li>\n<li>H\u00f8j transmissibilitet \u2014 fundamentet bev\u00e6ger sig n\u00e6sten lige s\u00e5 meget som lejet \u2014 indikerer en bl\u00f8d underst\u00f8tning i forhold til maskinen.<\/li>\n<li>Lav transmissibilitet peger p\u00e5 et stift fundament eller effektiv isolering.<\/li>\n<li><a href=\"https:\/\/vibromera.eu\/da\/glossary\/bode-plot\/\">Bode-plot<\/a> fra opstart eller <a href=\"https:\/\/vibromera.eu\/da\/glossary\/coastdown\/\">fril\u00f8b<\/a> afsl\u00f8rer fundamentalmoder, n\u00e5r de genneml\u00f8bes.<\/li>\n<\/ul>\n<p>Denne sammenligning er ligetil p\u00e5 stedet med en b\u00e6rbar tokanal-analysator. Et instrument som <a href=\"https:\/\/vibromera.eu\/da\/vare-2\/balanset-1\/\">Balanset-1A<\/a> kan l\u00e6se vibration samtidigt ved lejekappe og p\u00e5 baspladen eller piedestal, s\u00e5 en ingeni\u00f8r kan vurdere p\u00e5 stedet, om strukturen bev\u00e6ger sig med maskinen \u2014 en hurtig, praktisk kontrol af et fleksibelt eller nedslidt fundament f\u00f8r investeringen i dyrt konstruktionsarbejde.<\/p>\n<h2>4. Designkrav<\/h2>\n<h3>Generelle retningslinjer<\/h3>\n<ul>\n<li><strong>Stiv design (over resonans):<\/strong> fundamentets naturlige frekvens skal overstige 2 \u00d7 maksimal maskinhastighed.<\/li>\n<li><strong>Bl\u00f8d (isoleret) konstruktion:<\/strong> alternativt, placeres den under 0,5\u00d7 maskinens minimumdriftshastighed.<\/li>\n<li><strong>Undg\u00e5:<\/strong> foundation resonances anywhere between 0.5\u00d7 and 2.0\u00d7 operating speed.<\/li>\n<li><strong>M\u00e5l:<\/strong> fundamentets stivhed st\u00f8rre end omkring 10\u00d7 lejerets stivhed, s\u00e5 dens indflydelse p\u00e5 rotoromdynamikken forbliver lille. Du kan kontrollere strukturmoden mod driftshastigheden med en <a href=\"https:\/\/vibromera.eu\/da\/calculators\/foundation-natural-frequency\/\">Beregner af fundamentets naturlige frekvens<\/a>.<\/li>\n<\/ul>\n<h3>Udstyrspecifikke krav<\/h3>\n<ul>\n<li><strong>Turbiner:<\/strong> meget stive fundamenter med betonymasse typisk 3\u20135\u00d7 rotoromassen.<\/li>\n<li><strong>Stempelkompressorer:<\/strong> massive fundamenter til at absorbere pulserende belastninger.<\/li>\n<li><strong>H\u00f8jhastighedsmaskiner:<\/strong> stiv nok til at bevare kritisk-hastigheds separation.<\/li>\n<li><strong>Pr\u00e6cisionsudstyr:<\/strong> ekstremt stiv for at forhindre justeringsafvigelse.<\/li>\n<\/ul>\n<h2>5. Problemer fra utilstr\u00e6kkelig stivhed<\/h2>\n<h3>S\u00e6nkede kritiske hastigheder<\/h3>\n<ul>\n<li>Kritiske hastigheder falder ind i driftsvariablen.<\/li>\n<li>H\u00f8j vibration opst\u00e5r ved hastigheder, der burde v\u00e6re sikre.<\/li>\n<li>Maskinen kan slet ikke n\u00e5 sin designhastighed.<\/li>\n<li>L\u00f8sningen er fundamentforstivning eller en hastighedsbegr\u00e6nsning.<\/li>\n<\/ul>\n<h3>Overdreven vibration<\/h3>\n<ul>\n<li>Fundamentets bev\u00e6gelse forst\u00e6rker det samlede vibrationsniveau.<\/li>\n<li>Selve strukturen kan resonere.<\/li>\n<li>Vibration transmitteres til tilst\u00f8dende udstyr.<\/li>\n<li>Gentagen b\u00f8jning kan for\u00e5rsage strukturel <a href=\"https:\/\/vibromera.eu\/da\/glossary\/fatigue\/\">tr\u00e6thed<\/a> damage.<\/li>\n<\/ul>\n<h3>Justeringsinstabilitet<\/h3>\n<ul>\n<li>Udstyr flytter sig p\u00e5 et fleksibelt grundlag, s\u00e5 m\u00fchsam opn\u00e5et justering g\u00e5r tabt.<\/li>\n<li>Termisk-v\u00e6kst effekter er forst\u00f8rrede.<\/li>\n<li>\u00c6ndrede procesbelastninger f\u00e5r justeringen til at vandre.<\/li>\n<\/ul>\n<h2>6. Forbedringmetoder<\/h2>\n<h3>Betonunderlag-forbedring<\/h3>\n<ul>\n<li><strong>Tilf\u00f8j masse:<\/strong> For\u00f8ge grundlagsst\u00f8rrelse eller tykkelse.<\/li>\n<li><strong>Forst\u00e6rk:<\/strong> Tilf\u00f8j st\u00e5larmering eller sp\u00e6ndgurter.<\/li>\n<li><strong>Repair cracks:<\/strong> Epoxypresning eller betonreparation genopretter tabt stivhed.<\/li>\n<li><strong>Str\u00e6kker til fjeldgrund:<\/strong> P\u00e6le eller br\u00f8nde n\u00e5r frem til modstandsdygtige jordlag.<\/li>\n<\/ul>\n<h3>Basisplade stivning<\/h3>\n<ul>\n<li>Tilf\u00f8j vinkelprofiler eller ribber til det strukturelle ramme.<\/li>\n<li>For\u00f8g basisplate tykkelse.<\/li>\n<li>Forbedre udfyldningsd\u00e6kning og kvalitet, eliminering af hulrum.<\/li>\n<li>Tilf\u00f8j afstivning mellem s\u00f8jler.<\/li>\n<\/ul>\n<h3>Jordforbedrering<\/h3>\n<ul>\n<li>Jordstabilisering eller trykkudfyldning.<\/li>\n<li>Dybe fundamenter (p\u00e6le), der omg\u00e5r d\u00e5rlig overfladen\u00e6r jord.<\/li>\n<li>Komprimering eller t\u00e6thedsforbedring.<\/li>\n<li>Geoteknisk r\u00e5dgivning for alvorlige grundproblemer.<\/li>\n<\/ul>\n<h3>Operationelle modifikationer<\/h3>\n<ul>\n<li><strong>Hastighedsmodifikation:<\/strong> betjene uden for fundamentets resonansfrekvenser.<\/li>\n<li><strong>Vibrationsisolering:<\/strong> tilf\u00f8j isolatorer for at frakoblet maskinen fra fundamentet.<\/li>\n<li><strong>Afbalancering:<\/strong> strammere balancetoleranser reducerer eksitationen ved kilden \u2014 det tiltag som mange vedligeholdelsesteams v\u00e6lger f\u00f8rst.<\/li>\n<li><strong>D\u00e6mpning:<\/strong> tilf\u00f8j d\u00e6mpningsbehandlinger til konstruktionen.<\/li>\n<\/ul>\n<p>Den balanceringsmetode er v\u00e6rd at dv\u00e6le ved, da den ofte er mest praktisk. Eksitation fra rotoren <a href=\"https:\/\/vibromera.eu\/da\/glossary\/unbalance\/\">ubalance<\/a> er den dynamiske kraft, som fundamentet skal reagere p\u00e5; reducerer du ubalancen, reducerer du kravene til konstruktionen. On-site balancering <a href=\"https:\/\/vibromera.eu\/da\/glossary\/feltbalancering\/\">feltafbalancering<\/a> kan derfor t\u00e6mme fundamentbetinget vibration uden at r\u00f8re betonen overhovedet \u2014 ofte den hurtigste og billigste afb\u00f8dning, mens en l\u00e6ngerevarende strukturel l\u00f8sning planl\u00e6gges.<\/p>\n<h2>7. Bedste praksis for fundamentdesign<\/h2>\n<h3>Nye installationer<\/h3>\n<ul>\n<li>Udf\u00f8r en geoteknisk unders\u00f8gelse af jordbundsforholdene.<\/li>\n<li>Beregn den n\u00f8dvendige fundamentmasse og geometri.<\/li>\n<li>Inkluder en dynamisk analyse af naturlige frekvenser og svaret p\u00e5 ubalance.<\/li>\n<li>Design for tilstr\u00e6kkelig stivhed og masse sammen.<\/li>\n<li>S\u00f8rg for isolation fra tilst\u00f8dende strukturer.<\/li>\n<li>Indarbejd bestemmelser for indst\u00f8bning og justering.<\/li>\n<\/ul>\n<h3>Vurdering af eksisterende fundamenter<\/h3>\n<ul>\n<li>M\u00e5le vibration ved fundamentet og sammenligne den med lejevibrationen.<\/li>\n<li>K\u00f8r modaltest for at identificere fundamentets naturlige frekvenser.<\/li>\n<li>Kontroller for revner, nedbrydning og s\u00e6tninger.<\/li>\n<li>Kontroller underst\u00f8bningens integritet under bundpladerne.<\/li>\n<li>Sammenlign de faktiske v\u00e6rdier med de oprindelige designspecifikationer.<\/li>\n<\/ul>\n<p>Foundation stiffness is easy to overlook and yet fundamental to rotating-machinery performance. Adequate stiffness keeps critical speeds well separated, holds alignment steady, and avoids resonance; inadequate stiffness can make otherwise sound equipment run rough and unreliable. Treating the foundation as an active part of the <a href=\"https:\/\/vibromera.eu\/da\/glossary\/rotor-bearing-system\/\">rotorlejesystem<\/a> \u2014 m\u00e5lt, vurderet og vedligeholdt som enhver anden komponent \u2014 er kendetegnet p\u00e5 et grundigt vibrationsprogram.<\/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 fundamentsstivhed, maskinst\u00f8ttekonstruktioners modstandsdygtighed over for nedb\u00f8jning, hvilket afg\u00f8rende p\u00e5virker kritiske hastigheder, vibrationsamplituder og justeringsstabilitet.<\/p>","protected":false},"featured_media":0,"template":"","meta":{"ai_generated_summary":"","footnotes":""},"categories":[109,110],"tags":[],"class_list":["post-123","glossary","type-glossary","status-publish","hentry","category-glossary","category-vibration-diagnostics"],"_links":{"self":[{"href":"https:\/\/vibromera.eu\/da\/wp-json\/wp\/v2\/glossary\/123","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\/123\/revisions"}],"predecessor-version":[{"id":101383,"href":"https:\/\/vibromera.eu\/da\/wp-json\/wp\/v2\/glossary\/123\/revisions\/101383"}],"wp:attachment":[{"href":"https:\/\/vibromera.eu\/da\/wp-json\/wp\/v2\/media?parent=123"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vibromera.eu\/da\/wp-json\/wp\/v2\/categories?post=123"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vibromera.eu\/da\/wp-json\/wp\/v2\/tags?post=123"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}