{"id":73,"date":"2025-10-31T00:25:51","date_gmt":"2025-10-31T00:25:51","guid":{"rendered":"https:\/\/vibromera.eu\/glossary\/centrifugal-force\/"},"modified":"2026-07-03T10:03:56","modified_gmt":"2026-07-03T10:03:56","slug":"centrifugal-force","status":"publish","type":"glossary","link":"https:\/\/vibromera.eu\/da\/glossary\/centrifugal-force\/","title":{"rendered":"Hvad er centrifugalkraften i roterende maskiner?"},"content":{"rendered":"<h1>Forst\u00e5else af centrifugalkraft i roterende maskiner<\/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\/73?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\/73?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\/73?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\/73?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\/73?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\/73?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\/73?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\/73?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, 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decoding=\"async\" width=\"230\" height=\"153\" src=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/05\/s-l1600-230x153.webp\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"Reflekterende tape\" srcset=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/05\/s-l1600-230x153.webp 230w, https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/05\/s-l1600-16x12.webp 16w, https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/05\/s-l1600-360x240.webp 360w, https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/05\/s-l1600-460x306.webp 460w, https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/05\/s-l1600-272x182.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\/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\/reflective-tape\/\" title=\"Reflekterende tape\">Reflekterende tape<\/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>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\/73?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 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shop-item\">\n\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/da\/product\/dynamic-balancer-balanset-1a\/\" 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\/dynamic-balancer-balanset-1a\/\" 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, 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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\/73?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\/73?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>Centrifugalkraft<\/strong> er den tilsyneladende udadg\u00e5ende kraft, som en masse oplever, n\u00e5r den bev\u00e6ger sig i en cirkul\u00e6r bane. I roterende maskiner er det skurken bag det meste af <a href=\"https:\/\/vibromera.eu\/da\/glossary\/vibration\/\">vibrationer<\/a>: when a <a href=\"https:\/\/vibromera.eu\/da\/glossary\/rotor\/\">Rotor<\/a> carries <a href=\"https:\/\/vibromera.eu\/da\/glossary\/unbalance\/\">ubalance<\/a> \u2014 dens massecentrum er forskudt fra rotationsaksen \u2014 den excentriske masse genererer en kraft, der peger radialt udad mod det tunge sted og roterer rundt med skaftets hastighed. Denne roterende kraft er pr\u00e6cis det, som <a href=\"https:\/\/vibromera.eu\/da\/glossary\/afbalancering\/\">afbalancering<\/a> eksisterer for at minimere, og forst\u00e5elsen af dens st\u00f8rrelse og opf\u00f8rsel er fundamental for <a href=\"https:\/\/vibromera.eu\/da\/glossary\/rotor-dynamics\/\">rotordynamik<\/a> og vibrationsanalyse.<\/p>\n<h2>1. Det matematiske udtryk<\/h2>\n<h3>Grundl\u00e6ggende formel<\/h3>\n<p>St\u00f8rrelsen af centrifugalkraften fra en excentrisk masse er:<\/p>\n<ul>\n<li><strong>F = m \u00d7 r \u00d7 \u03c9\u00b2<\/strong><\/li>\n<li><strong>F<\/strong> = centrifugalkraft (newton)<\/li>\n<li><strong>m<\/strong> = ubalanceret masse (kilogram)<\/li>\n<li><strong>r<\/strong> = radius af masseekscentricitet (meter)<\/li>\n<li><strong>\u03c9<\/strong> = vinkelhastighed (radianer pr. sekund) = 2\u03c0 \u00d7 omdr.\/min. \/ 60<\/li>\n<\/ul>\n<h3>Alternative Form Using RPM and g\u00b7mm<\/h3>\n<p>For dagligt balanceringsarbejde, hvor ubalance angives i gram-millimeter, skrives den samme fysik mere bekvemt:<\/p>\n<ul>\n<li><strong>F (N) = U \u00d7 (RPM \/ 9549)\u00b2<\/strong><\/li>\n<li>hvor <strong>U<\/strong> = unbalance (g\u00b7mm) = m \u00d7 r<\/li>\n<li>Denne form inds\u00e6ttes direkte i balanceringsspecifikationer uden enhedsregning.<\/li>\n<\/ul>\n<p>Hvis du foretr\u00e6kker ikke at udf\u00f8re beregningen i h\u00e5nden, kan <a href=\"https:\/\/vibromera.eu\/da\/calculators\/centrifugal-force-unbalance\/\">Centrifugalkraft fra ubalanceberegner<\/a> returnerer kraften direkte fra en ubalancev\u00e6rdi og hastighed.<\/p>\n<h3>Hastighedens kvadratiske forhold<\/h3>\n<p>Den eneste vigtigste egenskab ved centrifugalkraft er, at den skaleres med <em>firkant<\/em> af rotationshastighed:<\/p>\n<ul>\n<li>Fordobling af hastighed multiplicerer kraften med fire (2\u00b2 = 4).<\/li>\n<li>Tredobling af hastighed multiplicerer den med ni (3\u00b2 = 9).<\/li>\n<li>Denne kvadratiske lov er grunden til, at en ubalance, der er uskadelig ved lav hastighed, bliver farlig ved h\u00f8j hastighed \u2014 og hvorfor h\u00f8jhastighedsmaskiner kr\u00e6ver langt strammere balance.<\/li>\n<\/ul>\n<h2>2. Hvordan centrifugalkraft producerer vibration<\/h2>\n<p>Den roterende kraft vibrerer ikke maskinen blot af sig selv; den g\u00f8r det ved at excitere en elastisk struktur. \u00c5rsags- og virkningssammenh\u00e6ngen forl\u00f8ber:<\/p>\n<ol>\n<li>Den roterende centrifugalkraft virker p\u00e5 rotoren.<\/li>\n<li>Den transmitteres gennem akslen ind i lejeringerne og underst\u00f8tningerne.<\/li>\n<li>The elastic <a href=\"https:\/\/vibromera.eu\/da\/glossary\/rotor-bearing-system\/\">rotor-leje-fundament-system<\/a> reagerer ved at deformere sig.<\/li>\n<li>Denne deformation er det, som en sensor registrerer som vibration ved lejerne.<\/li>\n<li>Forholdet mellem kraft og m\u00e5lt vibration afh\u00e6nger af systemets <a href=\"https:\/\/vibromera.eu\/da\/glossary\/stiffness\/\">stivhed<\/a> og <a href=\"https:\/\/vibromera.eu\/da\/glossary\/damping\/\">d\u00e6mpning<\/a>.<\/li>\n<\/ol>\n<h3>Under resonans \u2013 drift af stiv rotor<\/h3>\n<ul>\n<li>Vibration er nogenlunde proportional med den p\u00e5f\u00f8rte kraft.<\/li>\n<li>Since force \u221d speed\u00b2, vibration \u221d speed\u00b2 as well.<\/li>\n<li>S\u00e5ledes fordobling af hastighed ungef\u00e5r firedobler vibrationsapplituden.<\/li>\n<\/ul>\n<h3>Ved resonans<\/h3>\n<p>N\u00e5r maskinen k\u00f8rer ved en <a href=\"https:\/\/vibromera.eu\/da\/glossary\/critical-speed\/\">kritisk hastighed<\/a>, \u00e6ndres billedet dramatisk:<\/p>\n<ul>\n<li>Selv den minimale centrifugalkraft fra <a href=\"https:\/\/vibromera.eu\/da\/glossary\/residual-unbalance\/\">resterende ubalance<\/a> producerer stor vibration.<\/li>\n<li>Forst\u00e6rkningsfaktoren (Q-faktoren) er typisk 10\u201350, bestemt hovedsagelig af d\u00e6mpningen.<\/li>\n<li>Denne resonant-forst\u00e6rket magnifikation er netop grunden til, at vedvarende drift ved en kritisk hastighed er s\u00e5 destruktiv.<\/li>\n<\/ul>\n<h2>3. Arbejdseksempler<\/h2>\n<h3>Eksempel 1 \u2013 Lille ventilatordiffuser<\/h3>\n<ul>\n<li><strong>Ubalance:<\/strong> 10 g at a 100 mm radius = 1000 g\u00b7mm<\/li>\n<li><strong>Hastighed:<\/strong> 1500 omdr.\/min.<\/li>\n<li><strong>Kraft:<\/strong> F = 1000 \u00d7 (1500 \/ 9549)\u00b2 \u2248 24.7 N (about 2.5 kgf)<\/li>\n<\/ul>\n<h3>Eksempel 2 \u2013 Samme diffuser, dobbelt hastighed<\/h3>\n<ul>\n<li><strong>Ubalance:<\/strong> the same 1000 g\u00b7mm<\/li>\n<li><strong>Hastighed:<\/strong> 3000 omdr.\/min. (fordoblet)<\/li>\n<li><strong>Kraft:<\/strong> F = 1000 \u00d7 (3000 \/ 9549)\u00b2 \u2248 98.7 N (about 10.1 kgf)<\/li>\n<li><strong>Lektie:<\/strong> fordobling af hastigheden firdoblet kraften \u2014 den kvadrerede hastighedslov i aktion.<\/li>\n<\/ul>\n<h3>Eksempel 3 \u2014 Stor turbinerotor<\/h3>\n<ul>\n<li><strong>Rotor mass:<\/strong> 5000 kg<\/li>\n<li><strong>Hastighed:<\/strong> 3600 omdr.\/min.<\/li>\n<li><strong>Tilladt ubalance ved G2,5:<\/strong> e<sub>pr.<\/sub> = 9549 \u00d7 2.5 \/ 3600 \u2248 6.63 g\u00b7mm\/kg, so U = 6.63 \u00d7 5000 \u2248 33,150 g\u00b7mm<\/li>\n<li><strong>Kraft:<\/strong> F = 33,150 \u00d7 (3600 \/ 9549)\u00b2 \u2248 4,700 N (about 480 kgf)<\/li>\n<li><strong>Implikation:<\/strong> selv en &#8220;velafbalanceret&#8221; rotor genererer betydelige roterende kr\u00e6fter ved hastighed \u2014 her n\u00e6sten et halvt ton-kraft \u2014 hvilket er grunden til, at resttolerancen stadig er vigtig.<\/li>\n<\/ul>\n<h2>4. Centrifugalkraft ved balancering<\/h2>\n<h3>Ubalancekraften er en vektor<\/h3>\n<ul>\n<li><strong>St\u00f8rrelsesorden:<\/strong> set by the unbalance and the speed (F = m \u00d7 r \u00d7 \u03c9\u00b2).<\/li>\n<li><strong>Retning:<\/strong> radialt udad, mod det tunge sted.<\/li>\n<li><strong>Rotation:<\/strong> vektoren roterer ved akselfrekvensen \u2014 1\u00d7 <a href=\"https:\/\/vibromera.eu\/da\/glossary\/running-speed\/\">L\u00f8behastighed<\/a> komponent.<\/li>\n<li><strong><a href=\"https:\/\/vibromera.eu\/da\/glossary\/phase\/\">Fase<\/a>:<\/strong> kraftens vinkelnposition p\u00e5 ethvert tidspunkt, som en <a href=\"https:\/\/vibromera.eu\/da\/glossary\/tachometer\/\">omdrejningst\u00e6ller<\/a> reference lader analysatoren m\u00e5le.<\/li>\n<\/ul>\n<h3>Balanceringsprincippet<\/h3>\n<p>Balancering fungerer ved at fremstille en lige stor og modsat rettet centrifugalkraft:<\/p>\n<ul>\n<li>A <a href=\"https:\/\/vibromera.eu\/da\/glossary\/correction-weight\/\">korrektionsv\u00e6gt<\/a> placeres 180\u00b0 fra det tunge sted.<\/li>\n<li>Den skaber en kraft med samme st\u00f8rrelse og modsat retning.<\/li>\n<li>Den <a href=\"https:\/\/vibromera.eu\/da\/glossary\/vector-addition\/\">vektorsum<\/a> af den oprindelige og korrektionskraft n\u00e6rmer sig nul.<\/li>\n<li>Med nettokraftdrejningen minimeret, falder vibrationen v\u00e6k.<\/li>\n<\/ul>\n<h3>Two-Plane Work<\/h3>\n<p>For <a href=\"https:\/\/vibromera.eu\/da\/glossary\/two-plane-balancing\/\">toplansbalancering<\/a>, producerer centrifugalkr\u00e6fterne i hver plan b\u00e5de en nettokraft og en <a href=\"https:\/\/vibromera.eu\/da\/glossary\/couple-unbalance\/\">par<\/a>. Korrektionsv\u00e6gtene skal oph\u00e6ve b\u00e5de kraftubalancen og drejningsmomentet, og nettoeffekten findes ved at vektoraddere bidragene fra begge planer. I marken h\u00e5ndteres hele denne vektorberegning af et b\u00e6rbart twokanals-instrument s\u00e5som <a href=\"https:\/\/vibromera.eu\/da\/vare-2\/balanset-1\/\">Balanset-1A<\/a>, som m\u00e5ler 1\u00d7 amplitude og fase, udleder rotorens <a href=\"https:\/\/vibromera.eu\/da\/glossary\/influence-coefficient\/\">indflydelseskoefficienter<\/a>, og beregner massen og vinklen p\u00e5 hver korrektionsv\u00e6gt i maskinens egne lejer ved driftshastighed.<\/p>\n<h2>5. Pasjinger p\u00e5 lejer<\/h2>\n<h3>Statisk vs. dynamisk belastning<\/h3>\n<ul>\n<li><strong>Static load:<\/strong> den konstante belastning p\u00e5 lagret fra rotorv\u00e6gten (tyngdekraften).<\/li>\n<li><strong>Dynamic load:<\/strong> den roterende belastning fra centrifugalkraften fra ubalance.<\/li>\n<li><strong>Total load:<\/strong> vektorsummen, som varierer omkring omkredsen, mens rotoren drejer.<\/li>\n<li><strong>Maximum load:<\/strong> forekommer, hvor den statiske og dynamiske belastning momentant er justeret.<\/li>\n<\/ul>\n<h3>P\u00e5virkning af lagrets levetid<\/h3>\n<ul>\n<li>Levetiden for rulelejer er omvendt proportional med lastens tredie potens (L10 \u221d 1\/P\u00b3).<\/li>\n<li>En beskeden stigning i dynamisk belastning forkorter derfor levetiden uforholdsm\u00e6ssigt.<\/li>\n<li>Centrifugalkraften fra ubalance l\u00e6gges direkte til lagrets belastning.<\/li>\n<li>God balancekvalitet er derfor afg\u00f8rende for lagerlevetiden, ikke blot for komfort.<\/li>\n<\/ul>\n<h2>6. Centrifugalkraft p\u00e5 tv\u00e6rs af maskinhastighdsklasser<\/h2>\n<h3>Lavhastighedsudstyr (under ca. 1000 O\/min)<\/h3>\n<ul>\n<li>Centrifugalkr\u00e6fterne er relativt lave; statiske tyngdekraftbelastninger dominerer ofte.<\/li>\n<li>L\u00f8sere balancetoleranser er acceptable, og store absolutte ubalancer kan tolereres.<\/li>\n<\/ul>\n<h3>Mellemhastighedsudstyr (ca. 1000\u20135000 O\/min)<\/h3>\n<ul>\n<li>Centrifugalkr\u00e6fterne er betydelige og skal styres; det meste industrielt udstyr h\u00f8rer hjemme her.<\/li>\n<li>Typical <a href=\"https:\/\/vibromera.eu\/da\/glossary\/balancing-grade\/\">kvalitetsgrader for afbalancering<\/a> k\u00f8r G2,5 til G16.<\/li>\n<li>Balancering betyder noget b\u00e5de for lagrets levetid og vibrationskontrol.<\/li>\n<\/ul>\n<h3>H\u00f8jthastighedsudstyr (over ca. 5000 O\/min)<\/h3>\n<ul>\n<li>Centrifugalkr\u00e6fterne dominerer over statiske belastninger.<\/li>\n<li>Meget stramme tolerancer (G0,4 til G2,5) er p\u00e5kr\u00e6vet.<\/li>\n<li>Sm\u00e5 ubalancer skaber enorme kr\u00e6fter, s\u00e5 pr\u00e6cis balancering er kritisk.<\/li>\n<\/ul>\n<h2>7. Kritiske omdrejningstal og fleksible rotorer<\/h2>\n<h3>Forst\u00e6rkning ved resonans<\/h3>\n<p>At a <a href=\"https:\/\/vibromera.eu\/da\/glossary\/critical-speed\/\">kritisk hastighed<\/a>, det samme centrifugalkraft-input forst\u00e6rkes af systemets Q-faktor (normalt 10\u201350), s\u00e5 vibrationsamplituden langt overstiger drift under kritisk omdrejningstal \u2014 det klareste bevis p\u00e5, hvorfor kritiske omdrejningstal skal passeres hurtigt eller undg\u00e5s.<\/p>\n<h3>Fleksibel rotoradf\u00e6rd<\/h3>\n<p>For <a href=\"https:\/\/vibromera.eu\/da\/glossary\/flexible-rotor\/\">fleksible rotorer<\/a> drift over et kritisk omdrejningstal:<\/p>\n<ul>\n<li>Akslen b\u00f8jer under centrifugalkraft, og denne deformation tilf\u00f8jer yderligere excentricitet.<\/li>\n<li>Over det kritiske omdrejningstal opst\u00e5r der en selv-centrerende effekt, som reducerer lagerbelastninger.<\/li>\n<li>Mod forventning kan vibrationen faktisk <em>formindske<\/em> n\u00e5r rotoren sikkert er over sit kritiske omdrejningstal.<\/li>\n<\/ul>\n<h2>8. Forbindelsen til balancestandarder<\/h2>\n<p><a href=\"https:\/\/vibromera.eu\/da\/glossary\/g-grade\/\">Balancekvalitetsgrader<\/a> i <a href=\"https:\/\/vibromera.eu\/da\/glossary\/iso-21940-11\/\">ISO 21940-11<\/a> eksisterer pr\u00e6cis for at begr\u00e6nse centrifugalkraft:<\/p>\n<ul>\n<li>Lavere G-tal tillader mindre ubalance.<\/li>\n<li>Det begr\u00e6nser den roterende kraft ved ethvert givet omdrejningstal.<\/li>\n<li>Det holder centrifugalkr\u00e6fterne inden for maskinens sikre konstruktionsgr\u00e6nser.<\/li>\n<li>Forskellige maskintyper tildeles derf\u00f8lgende forskellige krafttolerance.<\/li>\n<\/ul>\n<h2>9. M\u00e5ling og estimering af kraft<\/h2>\n<h3>Fra vibration til kraft<\/h3>\n<p>Kraft m\u00e5les ikke direkte ved feltbalancering, men kan estimeres: afl\u00e6s vibrationsamplituden ved driftsomdrejningstal, estim\u00e9r systemets stivhed fra rotorans <a href=\"https:\/\/vibromera.eu\/da\/glossary\/influence-coefficient\/\">indflydelseskoefficienter<\/a>, and compute F \u2248 k \u00d7 deflection. This is a useful way to gauge how much of the bearing load comes from unbalance.<\/p>\n<h3>Fra ubalance til kraft<\/h3>\n<p>If the unbalance is known, the force follows directly from F = m \u00d7 r \u00d7 \u03c9\u00b2 (or F = U \u00d7 (RPM \/ 9549)\u00b2 with U in g\u00b7mm), giving the expected force for any unbalance and speed \u2014 the basis of design checks and tolerance verification.<\/p>\n<p>Centrifugalkraft er mekanismen, hvorigennem ubalance bliver til vibration i roterende maskiner. Dens kvadratiske afh\u00e6ngighed af omdrejningstal er grunden til, at balancekvaliteten bliver stadig vigtigere i h\u00f8jere hastigheder, og hvorfor selv sm\u00e5 ubalancer kan slippe enorme kr\u00e6fter og \u00f8del\u00e6ggende vibrationer l\u00f8s i h\u00f8jhastighedsudstyret.<\/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 centrifugalkraft, den udadg\u00e5ende kraft, der genereres af roterende ubalance, og som for\u00e5rsager vibrationer og lejebelastninger i maskiner, proportional med kvadratet af rotationshastigheden.<\/p>","protected":false},"featured_media":0,"template":"","meta":{"ai_generated_summary":"","footnotes":""},"categories":[109,110],"tags":[],"class_list":["post-73","glossary","type-glossary","status-publish","hentry","category-glossary","category-vibration-diagnostics"],"_links":{"self":[{"href":"https:\/\/vibromera.eu\/da\/wp-json\/wp\/v2\/glossary\/73","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":2,"href":"https:\/\/vibromera.eu\/da\/wp-json\/wp\/v2\/glossary\/73\/revisions"}],"predecessor-version":[{"id":102173,"href":"https:\/\/vibromera.eu\/da\/wp-json\/wp\/v2\/glossary\/73\/revisions\/102173"}],"wp:attachment":[{"href":"https:\/\/vibromera.eu\/da\/wp-json\/wp\/v2\/media?parent=73"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vibromera.eu\/da\/wp-json\/wp\/v2\/categories?post=73"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vibromera.eu\/da\/wp-json\/wp\/v2\/tags?post=73"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}