{"id":20650,"date":"2025-10-31T00:25:51","date_gmt":"2025-10-31T00:25:51","guid":{"rendered":"https:\/\/vibromera.eu\/glossary\/rotor-eccentricity\/"},"modified":"2026-05-23T22:45:29","modified_gmt":"2026-05-23T22:45:29","slug":"rotor-eccentricity","status":"publish","type":"glossary","link":"https:\/\/vibromera.eu\/nb\/glossary\/rotor-eccentricity\/","title":{"rendered":"Hva er rotoreksentrisitet? Geometrisk ubalanse"},"content":{"rendered":"<h1>Forst\u00e5 rotoreksentrisitet<\/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\/nb\/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\/nb\/product\/balanset-1\/\" title=\"B\u00e6rbart balanseapparat og vibrasjonsanalysator 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 komplett sett med b\u00e6rbart balanseapparat og vibrasjonsanalysator\" 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\/nb\/product-category\/devices\/\" rel=\"tag\">Enheter<\/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\/nb\/product\/balanset-1\/\" title=\"B\u00e6rbart balanseapparat og vibrasjonsanalysator Balanset-1A\">B\u00e6rbart balanseapparat og vibrasjonsanalysator 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> + MVA (hvis aktuelt)<\/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=\"\/nb\/wp-json\/wp\/v2\/glossary\/20650?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=\"Legg i handlekurv\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Legg i handlekurv\" 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=\"\/nb\/wp-json\/wp\/v2\/glossary\/20650?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=\"Legg i handlekurv: \u00abPortable balancer &amp; Vibration analyzer Balanset-1A\u00bb\" rel=\"nofollow\" data-success_message=\"\u00abPortable balancer &amp; Vibration analyzer Balanset-1A\u00bb ble lagt til i handlekurven\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Legg i handlekurv<\/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\/nb\/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\/nb\/product\/vibration-sensor\/\" title=\"Vibrasjonssensor\">\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 vibrasjonssensor i n\u00e6rbilde\" 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\/nb\/product-category\/parts\/\" rel=\"tag\">Deler<\/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\/nb\/product\/vibration-sensor\/\" title=\"Vibrasjonssensor\">Vibrasjonssensor<\/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> + MVA (hvis aktuelt)<\/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=\"\/nb\/wp-json\/wp\/v2\/glossary\/20650?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=\"Legg i handlekurv\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Legg i handlekurv\" 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=\"\/nb\/wp-json\/wp\/v2\/glossary\/20650?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=\"Legg i handlekurv: \u00abVibration sensor\u00bb\" rel=\"nofollow\" data-success_message=\"\u00abVibration sensor\u00bb ble lagt til i handlekurven\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Legg i handlekurv<\/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\/nb\/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\/nb\/product\/optical-sensor-for-balanset-and-arbalance\/\" title=\"Optisk sensor (lasertakometer)\">\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 (lasertakometer)\" 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\/nb\/product-category\/parts\/\" rel=\"tag\">Deler<\/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\/nb\/product\/optical-sensor-for-balanset-and-arbalance\/\" title=\"Optisk sensor (lasertakometer)\">Optisk sensor (lasertakometer)<\/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> + MVA (hvis aktuelt)<\/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=\"\/nb\/wp-json\/wp\/v2\/glossary\/20650?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=\"Legg i handlekurv\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Legg i handlekurv\" 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=\"\/nb\/wp-json\/wp\/v2\/glossary\/20650?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=\"Legg i handlekurv: \u00abOptical Sensor (Laser Tachometer)\u00bb\" rel=\"nofollow\" data-success_message=\"\u00abOptical Sensor (Laser Tachometer)\u00bb ble lagt til i handlekurven\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Legg i handlekurv<\/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\/nb\/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\/nb\/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 rotorbalanseringssett: b\u00e6reveske, flerkanals signalbehandler, h\u00e5ndholdt analysator, magnetisk base, vibrasjonssensorer 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\/nb\/product-category\/devices\/\" rel=\"tag\">Enheter<\/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\/nb\/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> + MVA (hvis aktuelt)<\/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=\"\/nb\/wp-json\/wp\/v2\/glossary\/20650?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=\"Legg i handlekurv\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Legg i handlekurv\" 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=\"\/nb\/wp-json\/wp\/v2\/glossary\/20650?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=\"Legg i handlekurv: \u00abBalanset-4\u00bb\" rel=\"nofollow\" data-success_message=\"\u00abBalanset-4\u00bb ble lagt til i handlekurven\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Legg i handlekurv<\/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\/nb\/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\/nb\/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=\"Magnetisk base.\" 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\/nb\/product-category\/parts\/\" 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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\/nb\/product-category\/devices\/\" rel=\"tag\">Enheter<\/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\/nb\/product\/dynamic-balancer-balanset-1a\/\" title=\"Dynamisk balanseringsapparat &quot;Balanset-1A&quot; OEM\">Dynamisk balanseringsapparat \"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> + MVA (hvis aktuelt)<\/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=\"\/nb\/wp-json\/wp\/v2\/glossary\/20650?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=\"Legg i handlekurv\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Legg i handlekurv\" 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=\"\/nb\/wp-json\/wp\/v2\/glossary\/20650?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=\"Legg i handlekurv: \u00abDynamic balancer \u201cBalanset-1A\u201d OEM\u00bb\" rel=\"nofollow\" data-success_message=\"\u00abDynamic balancer \u201cBalanset-1A\u201d OEM\u00bb ble lagt til i handlekurven\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Legg i handlekurv<\/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>Rotorens eksentrisitet<\/strong> - ogs\u00e5 kalt <a href=\"https:\/\/vibromera.eu\/nb\/glossary\/eccentricity\/\">eksentrisitet<\/a> eller geometrisk runout - er en tilstand der det geometriske sentrum av en <a href=\"https:\/\/vibromera.eu\/nb\/glossary\/rotor\/\">rotor<\/a> eller rotorkomponenten ikke sammenfaller med rotasjonsaksen som er definert av b\u00e6relagrene. Denne forskyvningen betyr at selv n\u00e5r massen er perfekt fordelt, g\u00e5r rotorens ytre overflate \u201cutenfor sentrum\u201d, noe som tvinger massesenteret til \u00e5 g\u00e5 i bane rundt rotasjonsaksen n\u00e5r rotoren roterer, og genererer <a href=\"https:\/\/vibromera.eu\/nb\/glossary\/vibration\/\">vibrasjon<\/a> som i spekteret ser identisk ut med masse <a href=\"https:\/\/vibromera.eu\/nb\/glossary\/unbalance\/\">ubalanse<\/a>. Eksentrisitet er spesielt vanlig i elektriske motorer (forskyvning mellom rotor og boring), i pumper og vifter (forskyvning ved montering av l\u00f8pehjulet) og i alle monterte rotorer der ulike produksjonstoleranser akkumuleres til geometrisk runout. Det er et stort problem i presisjonsmaskineri, der det er avgj\u00f8rende med n\u00f8yaktig konsentrisitet.<\/p>\n<h2>1. Definisjon og hvorfor det etterligner ubalanse<\/h2>\n<p>Det som kjennetegner eksentrisitet er at det er en <em>geometrisk<\/em> defekt med <em>dynamisk<\/em> konsekvenser. En perfekt balansert skive med en boring som er forskj\u00f8vet fra den ytre kanten, vil fortsatt kaste massesenteret inn i en bane n\u00e5r den snurrer, og den resulterende kraften som oppst\u00e5r \u00e9n gang per omdreining, kan ikke skilles fra ekte ubalanse p\u00e5 en enkelt spektrallinje. Det er dette som gj\u00f8r eksentrisitet til en s\u00e5 hyppig kilde til forvirring p\u00e5 verkstedet: Kuren mot ubalanse - \u00e5 legge til vekter - hjelper bare delvis, fordi den underliggende geometrien ikke har endret seg. N\u00f8kkelen til \u00e5 velge riktig reparasjon er \u00e5 skille mellom de to.<\/p>\n<h2>2. Typer av rotorexentrisitet<\/h2>\n<h3>1. Statisk eksentrisitet (parallellforskyvning)<\/h3>\n<ul>\n<li><strong>Beskrivelse:<\/strong> rotorsenteret er forskj\u00f8vet fra rotasjonsaksen, men forblir parallelt med den.<\/li>\n<li><strong>Geometri:<\/strong> en konstant radial forskyvning langs rotorens lengde.<\/li>\n<li><strong>Effekt:<\/strong> skaper en effektiv masseubalanse, siden det geometriske senteret ikke lenger er lik rotasjonssenteret.<\/li>\n<li><strong>Vanlig i:<\/strong> komponenter med \u00e9n skive, for eksempel l\u00f8pehjul og remskiver.<\/li>\n<li><strong>Korreksjon:<\/strong> ofte korrigeres ved hjelp av <a href=\"https:\/\/vibromera.eu\/nb\/glossary\/balansering\/\">balansering<\/a> eller remontering.<\/li>\n<\/ul>\n<h3>2. Dynamisk eksentrisitet (vinkelforskyvning)<\/h3>\n<ul>\n<li><strong>Beskrivelse:<\/strong> rotorens senterlinje ligger i en vinkel i forhold til rotasjonsaksen.<\/li>\n<li><strong>Geometri:<\/strong> runout som varierer langs rotorens lengde.<\/li>\n<li><strong>Effekt:<\/strong> skaper <a href=\"https:\/\/vibromera.eu\/nb\/glossary\/couple-unbalance\/\">ubalanse i paret<\/a> og et varierende utl\u00f8p.<\/li>\n<li><strong>Vanlig i:<\/strong> lange rotorer bygget opp over flere monteringstrinn.<\/li>\n<li><strong>Korreksjon:<\/strong> krever justering eller spesialbalansering.<\/li>\n<\/ul>\n<h3>3. Sammensatt eksentrisitet<\/h3>\n<ul>\n<li>En kombinasjon av parallell- og vinkelforskyvning.<\/li>\n<li>Den vanligste tilstanden i den virkelige verden.<\/li>\n<li>Produserer et komplekst runout-m\u00f8nster.<\/li>\n<li>Krever n\u00f8ye analyse for \u00e5 skille den fra andre feil som f.eks. <a href=\"https:\/\/vibromera.eu\/nb\/glossary\/bent-shaft\/\">b\u00f8yd aksel<\/a>.<\/li>\n<\/ul>\n<h2>3. Vanlige \u00e5rsaker<\/h2>\n<h3>Produksjonstoleranser<\/h3>\n<ul>\n<li><strong>Boreutl\u00f8p:<\/strong> en lagerboring som ikke er konsentrisk med den ytre diameteren.<\/li>\n<li><strong>Akselutslag:<\/strong> un\u00f8yaktigheter i akseltappene.<\/li>\n<li><strong>Oppstable:<\/strong> flere komponenter som er satt sammen, slik at toleransene akkumuleres.<\/li>\n<li><strong>Variasjoner i st\u00f8ping:<\/strong> kjerneforskyvning som gir ujevn veggtykkelse.<\/li>\n<\/ul>\n<h3>Monteringsfeil<\/h3>\n<ul>\n<li><strong>Off-center montering:<\/strong> et l\u00f8pehjul eller en rotorkomponent som ikke er sentrert p\u00e5 akselen.<\/li>\n<li><strong>Spent installasjon:<\/strong> en komponent som vippes under pressmontering.<\/li>\n<li><strong>Problemer med n\u00f8kler og n\u00f8kkelveier:<\/strong> en overdimensjonert kilespor eller en eksentrisk montert n\u00f8kkel.<\/li>\n<li><strong>Problemer med termisk tilpasning:<\/strong> krympe- eller ekspansjonsmontering som introduserer en forskyvning.<\/li>\n<\/ul>\n<h3>Driftsmessige \u00e5rsaker<\/h3>\n<ul>\n<li><strong>Slitasje p\u00e5 lagrene:<\/strong> overdreven <a href=\"https:\/\/vibromera.eu\/nb\/glossary\/bearing-clearance\/\">klarering<\/a> lar akselen l\u00f8pe ut av senter.<\/li>\n<li><strong>B\u00f8ying av akselen:<\/strong> en permanent eller <a href=\"https:\/\/vibromera.eu\/nb\/glossary\/thermal-bow\/\">termisk sl\u00f8yfe<\/a> som skaper effektiv eksentrisitet.<\/li>\n<li><strong>Plastisk deformasjon:<\/strong> overbelastning som for\u00e5rsaker permanent deformasjon av akselen eller en komponent.<\/li>\n<li><strong>L\u00f8shet:<\/strong> en komponent har l\u00f8snet og forskj\u00f8vet seg ut av posisjon.<\/li>\n<\/ul>\n<h2>4. Virkninger og symptomer<\/h2>\n<h3>Vibrasjonssymptomer<\/h3>\n<ul>\n<li><strong>1\u00d7 synkron vibrasjon:<\/strong> det prim\u00e6re symptomet, som virker identisk med masseubalanse.<\/li>\n<li><strong>H\u00f8y <a href=\"https:\/\/vibromera.eu\/nb\/glossary\/run-out\/\">utl\u00f8p<\/a>:<\/strong> m\u00e5lbart radialt runout selv ved lave valsehastigheter.<\/li>\n<li><strong>Konstant fase:<\/strong> i motsetning til noen feil, er <a href=\"https:\/\/vibromera.eu\/nb\/glossary\/phase\/\">fase<\/a> er vanligvis stabil.<\/li>\n<li><strong>Speed-squared respons:<\/strong> vibrasjonene \u00f8ker med kvadratet av hastigheten, akkurat som ubalansen gj\u00f8r - et kjennetegn p\u00e5 <a href=\"https:\/\/vibromera.eu\/nb\/glossary\/centrifugal-force\/\">sentrifugalkraft<\/a> som driver responsen.<\/li>\n<\/ul>\n<h3>Elektriske effekter (motorer og generatorer)<\/h3>\n<ul>\n<li><strong>Variasjon i luftspalten:<\/strong> en eksentrisk rotor skaper en ujevn <a href=\"https:\/\/vibromera.eu\/nb\/glossary\/air-gap\/\">luftspalte<\/a>.<\/li>\n<li><strong>Ubalansert magnetisk trekkraft (UMP):<\/strong> asymmetriske magnetiske krefter, drevet av <a href=\"https:\/\/vibromera.eu\/nb\/glossary\/magnetic-pull\/\">magnetisk trekk<\/a>.<\/li>\n<li><strong>Str\u00f8msvingninger:<\/strong> varierende reluktans p\u00e5virker str\u00f8mforbruket.<\/li>\n<li><strong>Overoppheting:<\/strong> lokalisert oppvarming ved minste luftspalteposisjon.<\/li>\n<li><strong>Elektromagnetisk st\u00f8y:<\/strong> vibrasjoner og st\u00f8y ved dobbel linjefrekvens.<\/li>\n<\/ul>\n<h3>Mekanisk belastning<\/h3>\n<ul>\n<li>\u00d8kte lagerbelastninger fra de ubalanselignende kreftene.<\/li>\n<li>Syklisk b\u00f8yespenning i akselen.<\/li>\n<li>Redusert klaring ved minimumsavstanden.<\/li>\n<li>En risiko for <a href=\"https:\/\/vibromera.eu\/nb\/glossary\/rotor-rub\/\">gnir<\/a> der klaringene er tettest.<\/li>\n<\/ul>\n<h2>5. Diagnostisering og differensiering<\/h2>\n<h3>Eksentrisitet versus masseubalanse<\/h3>\n<table border=\"1\" style=\"width:100%; border-collapse:collapse;\">\n<tr>\n<th>Trekk<\/th>\n<th>Masseubalanse<\/th>\n<th>Eksentrisitet<\/th>\n<\/tr>\n<tr>\n<td>Vibrasjonsfrekvens<\/td>\n<td>1\u00d7 l\u00f8pehastighet<\/td>\n<td>1\u00d7 l\u00f8pehastighet<\/td>\n<\/tr>\n<tr>\n<td>Sakte utrulling<\/td>\n<td>Minimal<\/td>\n<td>H\u00f8y (proporsjonal med eksentrisiteten)<\/td>\n<\/tr>\n<tr>\n<td>Svar p\u00e5 balansering<\/td>\n<td>Redusert vibrasjon<\/td>\n<td>Begrenset forbedring (legger til masseubalanse for \u00e5 kompensere)<\/td>\n<\/tr>\n<tr>\n<td>Elektriske effekter<\/td>\n<td>Ingen<\/td>\n<td>Luftspaltevariasjon, UMP (i motorer\/generatorer)<\/td>\n<\/tr>\n<tr>\n<td>Korreksjon<\/td>\n<td>Legg til balansevekter<\/td>\n<td>Monter komponenten p\u00e5 nytt, skift ut hvis den er fabrikasjonsfeil<\/td>\n<\/tr>\n<\/table>\n<p>Den mest nyttige diskriminatoren er runout ved sakte rulling: ren masseubalanse gir nesten ingen runout, mens eksentrisitet viser h\u00f8y runout selv ved krypgang. Derfor er en grundig runout-sjekk det f\u00f8rste trinnet n\u00e5r et 1\u00d7-problem nekter \u00e5 balansere seg.<\/p>\n<h3>Diagnostiske tester<\/h3>\n<h4>M\u00e5ling av runout<\/h4>\n<ul>\n<li>M\u00e5l radial runout med en indikatorskive eller en <a href=\"https:\/\/vibromera.eu\/nb\/glossary\/proximity-probe\/\">n\u00e6rhetssonde<\/a>.<\/li>\n<li>Roter akselen sakte (&lt; 100 o\/min).<\/li>\n<li>H\u00f8yt runout - vanligvis &gt; 0,05 mm (ca. 2 mils) - indikerer eksentrisitet eller en b\u00f8yd aksel.<\/li>\n<li>Runout som vedvarer n\u00e5r akselen knapt nok dreier, bekrefter et geometrisk, ikke et dynamisk, problem.<\/li>\n<\/ul>\n<h4>Balanse-respons-test<\/h4>\n<ul>\n<li>Fors\u00f8k \u00e5 balansere med <a href=\"https:\/\/vibromera.eu\/nb\/glossary\/trial-weight\/\">pr\u00f8vevekter<\/a>.<\/li>\n<li>Eksentrisitet begrenser den oppn\u00e5elige balansekvaliteten.<\/li>\n<li>Akseptable vibrasjoner kan oppn\u00e5s, men bare med uvanlig store korreksjonsvekter.<\/li>\n<li>Disse vektene \u201cjager\u201d den geometriske forskyvningen i stedet for \u00e5 korrigere en ekte massefordeling, noe som gir en h\u00f8y <a href=\"https:\/\/vibromera.eu\/nb\/glossary\/residual-unbalance\/\">gjenv\u00e6rende ubalanse<\/a> mekanisme p\u00e5 plass.<\/li>\n<\/ul>\n<h2>6. Korrigeringsmetoder<\/h2>\n<h3>Mekanisk korreksjon<\/h3>\n<ul>\n<li><strong>Monter komponenten p\u00e5 nytt:<\/strong> ta den av og sett den p\u00e5 plass igjen med bedre konsentrisitet.<\/li>\n<li><strong>Bearbeid overflatene:<\/strong> Ombor lagertilpasninger eller maskiner akselen for \u00e5 forbedre kast<\/li>\n<li><strong>Skift ut komponenten:<\/strong> der feilen er en produksjonsfeil, kan utskifting v\u00e6re det eneste alternativet.<\/li>\n<li><strong>Justering av mellomlegg:<\/strong> reposisjonere monterte komponenter med mellomlegg.<\/li>\n<\/ul>\n<h3>Balansering av kompensasjon<\/h3>\n<ul>\n<li>Legg til balansevekter for \u00e5 skape motvirkende ubalanse<\/li>\n<li>Dette reduserer vibrasjonene, men l\u00f8ser ikke geometrien.<\/li>\n<li>Det er akseptabelt n\u00e5r eksentrisiteten er innenfor toleransen og vibrasjonene er tilstrekkelig redusert.<\/li>\n<li>For presisjonsapplikasjoner b\u00f8r begrensningen dokumenteres formelt.<\/li>\n<\/ul>\n<h3>For elektriske motorer og generatorer<\/h3>\n<ul>\n<li>Flytt rotoren for \u00e5 minimere variasjonen i luftspalten.<\/li>\n<li>I alvorlige tilfeller er det n\u00f8dvendig \u00e5 bore statoren p\u00e5 nytt eller skifte den helt ut.<\/li>\n<li>Elektromagnetisk kompensasjon er noen ganger mulig med avanserte drivkontroller.<\/li>\n<\/ul>\n<p>I felten er det praktiske sp\u00f8rsm\u00e5let vanligvis \u201ckan jeg balansere dette, eller er det geometrisk?\u201d En b\u00e6rbar tokanals analysator som f.eks. <a href=\"https:\/\/vibromera.eu\/nb\/produkt\/balanset-1\/\">Balanset-1A<\/a> gir effektive svar: Ved \u00e5 m\u00e5le 1\u00d7-amplitude og fase f\u00f8r og etter en pr\u00f8vevekt avsl\u00f8rer den hvordan rotoren faktisk reagerer p\u00e5 tilf\u00f8rt masse, samtidig som det samme oppsettet bekrefter om det er behov for store, \u201cjagende\u201d korreksjonsvekter - den tydelige signaturen p\u00e5 at eksentrisitet, og ikke bare ubalanse, er hoved\u00e5rsaken. Sammen med en kontroll av rundl\u00f8pet ved langsom valsing kan ingeni\u00f8ren trygt velge mellom balanseringskompensasjon og en mekanisk l\u00f8sning. N\u00e5r forskyvningen viser seg \u00e5 v\u00e6re sann geometrisk <a href=\"https:\/\/vibromera.eu\/nb\/glossary\/misalignment\/\">feiljustering<\/a> av en montert rotor, er det bedre \u00e5 justere rotoren enn \u00e5 bruke vekter.<\/p>\n<p>Rotoreksentrisitet er en geometrisk ufullkommenhet med dynamiske konsekvenser som minner mye om masseubalanse, men den har likevel tydelige diagnostiske fingeravtrykk - vedvarende sakte-rulleutl\u00f8p, stabil fase og, i maskiner, luftspalteeffekter. N\u00e5r man gjenkjenner ubalansen ved hjelp av runout-m\u00e5linger og forst\u00e5r hvorfor balansering alene ikke kan avhjelpe den fullt ut, finner man den riktige l\u00f8sningen: mekanisk korreksjon der det er mulig, eller dokumentert aksept med balansekompensasjon der geometrisk modifisering ikke er praktisk mulig.<\/p>\n<hr>\n<p><a href=\"https:\/\/vibromera.eu\/nb\/glossary\/\">\u2190 Tilbake til hovedindeksen<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>L\u00e6r om rotorens eksentrisitet, forskyvningen mellom geometriske og rotasjonssentre som for\u00e5rsaker vibrasjoner som ligner p\u00e5 ubalanse, vanlig i motorer, generatorer og impeller.<\/p>","protected":false},"featured_media":0,"template":"","meta":{"ai_generated_summary":"","footnotes":""},"categories":[109,111],"tags":[],"class_list":["post-20650","glossary","type-glossary","status-publish","hentry","category-glossary","category-rotor-balancing"],"_links":{"self":[{"href":"https:\/\/vibromera.eu\/nb\/wp-json\/wp\/v2\/glossary\/20650","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vibromera.eu\/nb\/wp-json\/wp\/v2\/glossary"}],"about":[{"href":"https:\/\/vibromera.eu\/nb\/wp-json\/wp\/v2\/types\/glossary"}],"version-history":[{"count":1,"href":"https:\/\/vibromera.eu\/nb\/wp-json\/wp\/v2\/glossary\/20650\/revisions"}],"predecessor-version":[{"id":101357,"href":"https:\/\/vibromera.eu\/nb\/wp-json\/wp\/v2\/glossary\/20650\/revisions\/101357"}],"wp:attachment":[{"href":"https:\/\/vibromera.eu\/nb\/wp-json\/wp\/v2\/media?parent=20650"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vibromera.eu\/nb\/wp-json\/wp\/v2\/categories?post=20650"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vibromera.eu\/nb\/wp-json\/wp\/v2\/tags?post=20650"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}