{"id":220,"date":"2025-10-31T00:25:51","date_gmt":"2025-10-31T00:25:51","guid":{"rendered":"https:\/\/vibromera.eu\/glossary\/rotor-rub\/"},"modified":"2026-05-23T22:53:37","modified_gmt":"2026-05-23T22:53:37","slug":"rotor-rub","status":"publish","type":"glossary","link":"https:\/\/vibromera.eu\/sv\/glossary\/rotor-rub\/","title":{"rendered":"Vad \u00e4r rotorns gnidning? Kontakt mellan roterande och station\u00e4ra delar"},"content":{"rendered":"<h1>F\u00f6rst\u00e5 rotorgnidning i roterande 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\/sv\/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\/sv\/product\/balanset-1\/\" title=\"Portabel balanserare &amp; 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 komplett kit med portabel balanserare och 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\/sv\/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\/sv\/product\/balanset-1\/\" title=\"Portabel balanserare &amp; vibrationsanalysator Balanset-1A\">Portabel balanserare &amp; 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 (om till\u00e4mpligt)<\/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=\"\/sv\/wp-json\/wp\/v2\/glossary\/220?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=\"L\u00e4gg till i varukorg\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"L\u00e4gg till i varukorg\" 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=\"\/sv\/wp-json\/wp\/v2\/glossary\/220?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\u00e4gg till i varukorgen: \u201dPortable balancer &amp; Vibration analyzer Balanset-1A\u201d\" rel=\"nofollow\" data-success_message=\"&quot;Portable balancer &amp; Vibration analyzer Balanset-1A&quot; har lagts till i din varukorg\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">L\u00e4gg till i varukorg<\/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\/sv\/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\/sv\/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 - n\u00e4rbild\" 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\/sv\/product-category\/parts\/\" rel=\"tag\">Delar<\/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\/sv\/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 (om till\u00e4mpligt)<\/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=\"\/sv\/wp-json\/wp\/v2\/glossary\/220?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=\"L\u00e4gg till i varukorg\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"L\u00e4gg till i varukorg\" 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=\"\/sv\/wp-json\/wp\/v2\/glossary\/220?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\u00e4gg till i varukorgen: \u201dVibration sensor\u201d\" rel=\"nofollow\" data-success_message=\"&quot;Vibration sensor&quot; har lagts till i din varukorg\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">L\u00e4gg till i varukorg<\/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\/sv\/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\/sv\/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\/sv\/product-category\/parts\/\" rel=\"tag\">Delar<\/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\/sv\/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> + moms (om till\u00e4mpligt)<\/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=\"\/sv\/wp-json\/wp\/v2\/glossary\/220?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=\"L\u00e4gg till i varukorg\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"L\u00e4gg till i varukorg\" 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=\"\/sv\/wp-json\/wp\/v2\/glossary\/220?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\u00e4gg till i varukorgen: \u201dOptical Sensor (Laser Tachometer)\u201d\" rel=\"nofollow\" data-success_message=\"&quot;Optical Sensor (Laser Tachometer)&quot; har lagts till i din varukorg\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">L\u00e4gg till i varukorg<\/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\/sv\/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\/sv\/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 rotorbalanseringssats: b\u00e4rv\u00e4ska, flerkanalig signalkonditionerare, handh\u00e5llen analysator, magnetisk bas, vibrationssensorer och spiralformade kablar.\" 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\/sv\/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\/sv\/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 (om till\u00e4mpligt)<\/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=\"\/sv\/wp-json\/wp\/v2\/glossary\/220?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=\"L\u00e4gg till i varukorg\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"L\u00e4gg till i varukorg\" 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=\"\/sv\/wp-json\/wp\/v2\/glossary\/220?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\u00e4gg till i varukorgen: \u201dBalanset-4\u201d\" rel=\"nofollow\" data-success_message=\"&quot;Balanset-4&quot; har lagts till i din varukorg\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">L\u00e4gg till i varukorg<\/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\/sv\/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\/sv\/product\/magnet-stand\/\" title=\"Magnetiskt 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=\"Magnetf\u00e4ste.\" 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\/sv\/product-category\/parts\/\" rel=\"tag\">Delar<\/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\/sv\/product\/magnet-stand\/\" title=\"Magnetiskt stativ Insize-60-kgf\">Magnetiskt stativ Insize-60-kgf<\/a>\n\n\t\t\t\t\t\t\t\t<\/h4>\n\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t<div class=\"footer\">\n\n\t\t\t\t\t\t\t\t\t<div class=\"price\"><h4><span class=\"woocommerce-Price-amount amount\"><span class=\"woocommerce-Price-currencySymbol\">\u20ac<\/span>46.00<\/span> + moms (om till\u00e4mpligt)<\/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=\"\/sv\/wp-json\/wp\/v2\/glossary\/220?add-to-cart=1852\" data-quantity=\"1\" data-product_id=\"1852\" data-product_sku=\"MS-1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart btn btn-just-icon btn-simple btn-default\" title=\"L\u00e4gg till i varukorg\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"L\u00e4gg till i varukorg\" 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=\"\/sv\/wp-json\/wp\/v2\/glossary\/220?add-to-cart=1852\" aria-describedby=\"woocommerce_loop_add_to_cart_link_describedby_1852\" data-quantity=\"1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart\" data-product_id=\"1852\" data-product_sku=\"MS-1\" aria-label=\"L\u00e4gg till i varukorgen: \u201dMagnetic Stand Insize-60-kgf\u201d\" rel=\"nofollow\" data-success_message=\"&quot;Magnetic Stand Insize-60-kgf&quot; har lagts till i din varukorg\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">L\u00e4gg till i varukorg<\/a>\t<span id=\"woocommerce_loop_add_to_cart_link_describedby_1852\" 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\/sv\/product\/reflective-tape\/\" 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\/sv\/product\/reflective-tape\/\" title=\"Reflekterande tejp\">\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\/05\/s-l1600-230x153.webp\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"Reflekterande tejp\" 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\/sv\/product-category\/parts\/\" rel=\"tag\">Delar<\/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\/sv\/product\/reflective-tape\/\" title=\"Reflekterande tejp\">Reflekterande tejp<\/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 (om till\u00e4mpligt)<\/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=\"\/sv\/wp-json\/wp\/v2\/glossary\/220?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=\"L\u00e4gg till i varukorg\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"L\u00e4gg till i varukorg\" 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=\"\/sv\/wp-json\/wp\/v2\/glossary\/220?add-to-cart=2329\" aria-describedby=\"woocommerce_loop_add_to_cart_link_describedby_2329\" data-quantity=\"1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart\" data-product_id=\"2329\" data-product_sku=\"rt-1\" aria-label=\"L\u00e4gg till i varukorgen: \u201dReflective tape\u201d\" rel=\"nofollow\" data-success_message=\"&quot;Reflective tape&quot; har lagts till i din varukorg\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">L\u00e4gg till i varukorg<\/a>\t<span id=\"woocommerce_loop_add_to_cart_link_describedby_2329\" 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\/sv\/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\/sv\/product\/dynamic-balancer-balanset-1a\/\" title=\"Dynamisk balanserare &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-kit, inneh\u00e5ll med gr\u00e4nssnittsenhet, givare, varvr\u00e4knare och tillbeh\u00f6r\" 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\/sv\/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\/sv\/product\/dynamic-balancer-balanset-1a\/\" title=\"Dynamisk balanserare &quot;Balanset-1A&quot; OEM\">Dynamisk balanserare \"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 (om till\u00e4mpligt)<\/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=\"\/sv\/wp-json\/wp\/v2\/glossary\/220?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=\"L\u00e4gg till i varukorg\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"L\u00e4gg till i varukorg\" 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=\"\/sv\/wp-json\/wp\/v2\/glossary\/220?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\u00e4gg till i varukorgen: \u201dDynamic balancer \u201cBalanset-1A\u201d OEM\u201d\" rel=\"nofollow\" data-success_message=\"&quot;Dynamic balancer \u201cBalanset-1A\u201d OEM&quot; har lagts till i din varukorg\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">L\u00e4gg till i varukorg<\/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>Rotorgnidning<\/strong> - \u00e4ven kallat gnidning eller rotor-stator-kontakt - \u00e4r ett tillst\u00e5nd d\u00e4r de roterande komponenterna i en maskin intermittent eller kontinuerligt kommer i kontakt med station\u00e4ra delar som t\u00e4tningar, lagerhus eller h\u00f6ljesv\u00e4ggar. Denna kontakt genererar friktionskrafter, ger upphov till intensiv lokal v\u00e4rme och skapar en mycket distinkt <a href=\"https:\/\/vibromera.eu\/sv\/glossary\/vibration\/\">vibrationer<\/a> m\u00f6nster som snabbt kan leda till ett katastrofalt haveri. Rotorgnidning \u00e4r s\u00e4rskilt farlig eftersom den skapar en positiv \u00e5terkopplingsslinga: vibrationer orsakar gnidning, gnidningen genererar v\u00e4rme, v\u00e4rmen producerar en <a href=\"https:\/\/vibromera.eu\/sv\/glossary\/thermal-bow\/\">termisk b\u00f6jning<\/a> i axeln \u00f6kar b\u00e5gen vibrationerna, och de kraftigare vibrationerna leder till en kraftigare n\u00f6tning. Denna termiska och mekaniska spiral kan f\u00f6rst\u00f6ra en maskin p\u00e5 n\u00e5gra minuter n\u00e4r den v\u00e4l har f\u00e5tt f\u00e4ste.<\/p>\n<h2>1. Typer av rotorgnidning<\/h2>\n<p>Gnidning klassificeras vanligtvis efter hur stor del av rotorns yta som \u00e4r i kontakt och under hur l\u00e5ng tid. \u00d6verg\u00e5ngen fr\u00e5n l\u00e4tt till kraftig kontakt f\u00f6ljer den eskalerande faran:<\/p>\n<ul>\n<li><strong>L\u00e4tt gnidning (intermittent kontakt):<\/strong> kort, tillf\u00e4llig kontakt vid topparna i avb\u00f6jningscykeln, ofta endast vid vissa hastigheter eller belastningsf\u00f6rh\u00e5llanden. Det ger upphov till oregelbundna, intermittenta vibrationsspikar, ofta vid t\u00e4tningar eller i labyrintspel. Det kan tolereras mycket kortvarigt men signalerar alltid ett problem som beh\u00f6ver \u00e5tg\u00e4rdas.<\/li>\n<li><strong>Delvis gnidning (kontinuerlig l\u00e4tt kontakt):<\/strong> rotorn skrapar en station\u00e4r yta kontinuerligt men med l\u00e4tt friktion, bibeh\u00e5ller rotationen samtidigt som den genererar ih\u00e5llande <a href=\"https:\/\/vibromera.eu\/sv\/glossary\/sub-synchronous\/\">subsynkron<\/a> eller synkrona vibrationer, v\u00e4rme och slitpartiklar. Om den l\u00e4mnas utan \u00e5tg\u00e4rd tenderar den att utvecklas till kraftig gnidning.<\/li>\n<li><strong>Kraftig gnidning (full ringformad kontakt):<\/strong> rotorn kommer i kontakt med statorn runt en stor del av eller hela omkretsen, med mycket h\u00f6ga friktionskrafter, en snabb temperatur\u00f6kning p\u00e5 hundratals grader p\u00e5 n\u00e5gra minuter och kraftiga, ofta kaotiska vibrationer. Det kan leda till rotorstopp eller katastrofala fel och kr\u00e4ver omedelbar n\u00f6davst\u00e4ngning.<\/li>\n<\/ul>\n<h2>2. Vanliga platser f\u00f6r gnidning<\/h2>\n<p>Gnidning koncentreras till de st\u00e4llen d\u00e4r spelrummen \u00e4r som minst. De vanliga platserna \u00e4r:<\/p>\n<ul>\n<li><strong>Labyrintt\u00e4tningar:<\/strong> deras avsiktligt sn\u00e4va spel g\u00f6r att t\u00e4tningsgnidning \u00e4r den vanligaste formen.<\/li>\n<li><strong>F\u00e5nglager:<\/strong> n\u00f6dlager som \u00e4r utformade f\u00f6r att f\u00e5nga upp axeln under en allvarlig h\u00e4ndelse.<\/li>\n<li><strong>Balanskolvt\u00e4tningar:<\/strong> som finns i flerstegskompressorer och pumpar.<\/li>\n<li><strong>Mellanstegsdiafragmor:<\/strong> i turbiner.<\/li>\n<li><strong>Lagerhus:<\/strong> i sv\u00e5ra fall d\u00e4r axeln kommer i kontakt med lagerlocket.<\/li>\n<li><strong>Axelhylsor:<\/strong> skyddshylsor monterade p\u00e5 t\u00e4tningsst\u00e4llen.<\/li>\n<\/ul>\n<h2>3. Orsaker till rotorgnidning<\/h2>\n<p>Allt som antingen \u00f6kar axelns r\u00f6relse eller minskar spelrummet kan orsaka gnidning.<\/p>\n<h3>\u00d6verdriven vibration<\/h3>\n<p>Allvarlig <a href=\"https:\/\/vibromera.eu\/sv\/glossary\/unbalance\/\">obalans<\/a> vilket orsakar stor axelavb\u00f6jning, <a href=\"https:\/\/vibromera.eu\/sv\/glossary\/misalignment\/\">feljustering<\/a> drivning av extra axelr\u00f6relse, drift vid en <a href=\"https:\/\/vibromera.eu\/sv\/glossary\/critical-speed\/\">kritisk hastighet<\/a> med resonansf\u00f6rst\u00e4rkning, och <a href=\"https:\/\/vibromera.eu\/sv\/glossary\/rotor-instability\/\">rotorinstabilitet<\/a> som oljepiskning eller \u00e5ngvirvel, pressar rotorn in i sin station\u00e4ra omgivning.<\/p>\n<h3>Otillr\u00e4ckligt spel<\/h3>\n<p>Felaktig montering som l\u00e4mnar otillr\u00e4ckligt radiellt spel, termisk utvidgning som minskar spel under uppv\u00e4rmning, <a href=\"https:\/\/vibromera.eu\/sv\/glossary\/bearing-wear\/\">slitage p\u00e5 lager<\/a> som till\u00e5ter \u00f6verdriven axelr\u00f6relse, och s\u00e4ttningar i fundamentet som f\u00f6r station\u00e4ra delar n\u00e4rmare rotorn \u00e4r alla vanliga orsaker.<\/p>\n<h3>Tillf\u00e4lliga h\u00e4ndelser<\/h3>\n<p>Passage genom ett kritiskt varvtal under uppstart eller <a href=\"https:\/\/vibromera.eu\/sv\/glossary\/coastdown\/\">nedrullning<\/a>, pl\u00f6tsliga lastf\u00f6r\u00e4ndringar som b\u00f6jer axeln, skyddsutl\u00f6sningar och n\u00f6dstopp samt \u00f6vervarv kan var och en utl\u00f6sa kortvarig eller ih\u00e5llande gnidning.<\/p>\n<h2>4. Vibrationssignaturer vid rotorgnidning<\/h2>\n<p>Rotorgnidning ger upphov till n\u00e5gra av de mest igenk\u00e4nnliga - och mest kaotiska - signaturerna inom vibrationsanalys, just eftersom friktionskraften \u00e4r starkt olinj\u00e4r.<\/p>\n<h3>Karakteristiska m\u00f6nster<\/h3>\n<ul>\n<li><strong>Subsynkrona komponenter:<\/strong> frekvenser under 1\u00d7 (vanligen 1\/2\u00d7, 1\/3\u00d7, 1\/4\u00d7) som genereras av bak\u00e5tvirvlar vid kontakt.<\/li>\n<li><strong>Flera \u00f6vertoner:<\/strong> 1\u00d7, 2\u00d7, 3\u00d7, 4\u00d7 och mer, vilket beror p\u00e5 friktionskraftens icke-linj\u00e4ra, klippta natur - ett k\u00e4nnetecken som ocks\u00e5 ses i <a href=\"https:\/\/vibromera.eu\/sv\/glossary\/harmonics\/\">harmonisk-rik<\/a> spektra.<\/li>\n<li><strong>Oregelbundet beteende:<\/strong> pl\u00f6tsliga, of\u00f6ruts\u00e4gbara f\u00f6r\u00e4ndringar i <a href=\"https:\/\/vibromera.eu\/sv\/glossary\/amplitude\/\">amplitud<\/a> och frekvens.<\/li>\n<li><strong>Bredbandsbrus:<\/strong> slumpm\u00e4ssigt, h\u00f6gfrekvent inneh\u00e5ll fr\u00e5n friktion och mikroimpakter.<\/li>\n<li><strong>Fasinstabilitet:<\/strong> den <a href=\"https:\/\/vibromera.eu\/sv\/glossary\/phase\/\">fasvinkel<\/a> vandrar oregelbundet snarare \u00e4n att h\u00e5lla sig stadigt.<\/li>\n<\/ul>\n<h3>Spektrum- och omloppsbanekarakteristik<\/h3>\n<p>Den <a href=\"https:\/\/vibromera.eu\/sv\/glossary\/spectrum\/\">spektrum<\/a> uppvisar m\u00e5nga toppar vid br\u00e5kdelar och heltal som sitter p\u00e5 ett f\u00f6rh\u00f6jt brusgolv, och det \u00e4ndras snabbt och of\u00f6ruts\u00e4gbart fr\u00e5n en inspelning till n\u00e4sta; en <a href=\"https:\/\/vibromera.eu\/sv\/glossary\/waterfall-plot\/\">vattenfallsdiagram<\/a> avsl\u00f6jar frekvenskomponenter som dyker upp och f\u00f6rsvinner. Den <a href=\"https:\/\/vibromera.eu\/sv\/glossary\/orbit\/\">axelorbit<\/a> \u00e4r lika talande: den blir oregelbunden och f\u00f6rvr\u00e4ngd, utvecklar skarpa h\u00f6rn eller tillplattade fl\u00e4ckar d\u00e4r kontakt uppst\u00e5r, \u00e4ndrar form n\u00e4r gnidningens sv\u00e5righetsgrad varierar och uppvisar ofta omv\u00e4nda (bak\u00e5triktade) precessionskomponenter - det orbitala fingeravtrycket av en gnidning.<\/p>\n<h2>5. Konsekvenser och skador<\/h2>\n<p>Gnidningsskadorna utvecklas stegvis, fr\u00e5n \u00e5terst\u00e4llbart slitage till regelr\u00e4tt f\u00f6rst\u00f6relse.<\/p>\n<h3>Omedelbara effekter<\/h3>\n<ul>\n<li><strong>Friktionsuppv\u00e4rmning:<\/strong> kontakt genererar intensiv lokal v\u00e4rme, med 300\u2013600 \u00b0C fullt m\u00f6jligt vid gnidningspunkten.<\/li>\n<li><strong>Termisk b\u00e5ge:<\/strong> asymmetrisk uppv\u00e4rmning b\u00f6jer axeln, vilket \u00f6kar gnidningens sv\u00e5righetsgrad - k\u00e4rnan i \u00e5terkopplingsspiralen.<\/li>\n<li><strong>Slitage och skr\u00e4p:<\/strong> material avl\u00e4gsnas fr\u00e5n b\u00e5de axel och stator, och de partiklar som bildas f\u00f6rorenar lager och t\u00e4tningar.<\/li>\n<\/ul>\n<h3>Sekund\u00e4ra och katastrofala skador<\/h3>\n<ul>\n<li><strong>T\u00e4tningsskada:<\/strong> labyrintt\u00e4nderna slitna eller avbrutna, vilket f\u00f6rst\u00f6r t\u00e4tningen.<\/li>\n<li><strong>\u00d6verbelastning av lagret:<\/strong> gnidkrafterna \u00f6kar belastningen och v\u00e4rmen p\u00e5 lagren.<\/li>\n<li><strong>Permanent axelb\u00f6jning:<\/strong> Kraftig uppv\u00e4rmning kan leda till plastisk deformation som \u00f6verlever avst\u00e4ngningen.<\/li>\n<li><strong>Sk\u00e5rbildning p\u00e5 axeln, k\u00e4rvning och brott:<\/strong> sp\u00e5r som slitits in i axeln, fullst\u00e4ndig l\u00e5sning p\u00e5 grund av kraftig n\u00f6tning eller en spricka som uppst\u00e5r i den v\u00e4rmep\u00e5verkade zonen - en v\u00e4g mot <a href=\"https:\/\/vibromera.eu\/sv\/glossary\/shaft-crack\/\">sprickbildning i axeln<\/a> och misslyckande.<\/li>\n<li><strong>Rotorfall och brandrisk:<\/strong> Lagerbrott p\u00e5 grund av \u00f6verhettning kan leda till att rotorn faller ner p\u00e5 h\u00e5llarlager eller h\u00f6lje, medan hett skr\u00e4p eller gnistor kan ant\u00e4nda brandfarligt material.<\/li>\n<\/ul>\n<h2>6. Detektering, diagnos och f\u00e4ltm\u00e4tning<\/h2>\n<p>F\u00f6r att uppt\u00e4cka gnidning i tid m\u00e5ste man h\u00e5lla koll p\u00e5 b\u00e5de vibrationsdata och maskinens fysiska tillst\u00e5nd.<\/p>\n<h3>Indikatorer f\u00f6r vibrationsanalys<\/h3>\n<ul>\n<li>Pl\u00f6tsligt upptr\u00e4dande av flera subsynkrona komponenter<\/li>\n<li>Oregelbundna, icke upprepningsbara vibrationsm\u00f6nster.<\/li>\n<li>Kraftiga \u00f6kningar av den totala vibrationsniv\u00e5n.<\/li>\n<li>Vibrationer som \u00e4ndras omedelbart efter en hastighets\u00e4ndring.<\/li>\n<li>Ovanliga banm\u00f6nster med skarpa drag.<\/li>\n<\/ul>\n<h3>Fysiska bevis<\/h3>\n<ul>\n<li>Metalliskt damm eller partiklar i lagerhusen.<\/li>\n<li>Synliga slitagem\u00e4rken eller repor p\u00e5 exponerade axelytor<\/li>\n<li>Skadade eller slitna t\u00e4tningskomponenter.<\/li>\n<li>Stigande lagertemperaturer.<\/li>\n<li>H\u00f6rbart skrapande eller slipande.<\/li>\n<\/ul>\n<p>Eftersom gnidningssignaturer skiftar s\u00e5 snabbt \u00e4r den praktiska utmaningen i f\u00e4lt att f\u00e5nga hela det harmonikrika spektrumet, den f\u00f6r\u00e4nderliga \u00f6vergripande niv\u00e5n och axelns omloppsbana p\u00e5 en maskin i drift. Ett b\u00e4rbart tv\u00e5kanalsinstrument som t.ex. <a href=\"https:\/\/vibromera.eu\/sv\/produkt\/balanset-1\/\">Balanset-1A<\/a> kan en ingenj\u00f6r m\u00e4ta amplitud, fas och det harmoniska spektrumet vid lagren under en kontrollerad k\u00f6rning, vilket hj\u00e4lper till att skilja en begynnande gnidning fr\u00e5n en enkel obalans och ber\u00e4ttar f\u00f6r analytikern om kontakten f\u00f6rv\u00e4rras fr\u00e5n k\u00f6rning till k\u00f6rning - skillnaden mellan en kontrollerad avst\u00e4ngning och ett n\u00f6dstopp.<\/p>\n<h2>7. \u00c5tg\u00e4rder, f\u00f6rebyggande och skydd vid n\u00f6dsituationer<\/h2>\n<p>Gnidning \u00e4r ett n\u00f6dl\u00e4ge och \u00e5tg\u00e4rderna m\u00e5ste motsvara dess allvarlighetsgrad:<\/p>\n<ol>\n<li><strong>Bed\u00f6m allvarlighetsgraden:<\/strong> en l\u00e4tt gnidning kan till\u00e5ta en kontrollerad avst\u00e4ngning; en kraftig gnidning kr\u00e4ver ett omedelbart n\u00f6dstopp.<\/li>\n<li><strong>S\u00e4nk hastigheten:<\/strong> om det \u00e4r s\u00e4kert att g\u00f6ra det, s\u00e4nk hastigheten l\u00e5ngsamt medan du h\u00e5ller koll p\u00e5 vibrationerna.<\/li>\n<li><strong>\u00d6vervaka temperaturer:<\/strong> stigande lagertemperaturer signalerar ett f\u00f6rs\u00e4mrat tillst\u00e5nd.<\/li>\n<li><strong>St\u00e4ng ner:<\/strong> stoppa maskinen om vibrationerna forts\u00e4tter att \u00f6ka eller om temperaturen stiger snabbt.<\/li>\n<li><strong>Starta inte om:<\/strong> v\u00e4nta tills spelen har verifierats och gnidningsst\u00e4llet har identifierats.<\/li>\n<li><strong>Dokumentera h\u00e4ndelsen:<\/strong> registrera vibrationsdata, temperaturer och hastigheter f\u00f6r analys.<\/li>\n<\/ol>\n<p>F\u00f6rebyggande arbete sker p\u00e5 tre fronter. <strong>Genom design<\/strong>, ge tillr\u00e4ckligt radiellt spel vid varje potentiell gnidningspunkt, ta h\u00e4nsyn till termisk tillv\u00e4xt, applicera n\u00f6tbara bel\u00e4ggningar p\u00e5 t\u00e4tningar f\u00f6r att begr\u00e4nsa skador fr\u00e5n l\u00e4tt gnidning och montera h\u00e5llarlager f\u00f6r att begr\u00e4nsa nedb\u00f6jningen vid sv\u00e5ra h\u00e4ndelser. <strong>Genom operation<\/strong>, bibeh\u00e5lla god <a href=\"https:\/\/vibromera.eu\/sv\/glossary\/balansering\/\">balans<\/a> och exakt <a href=\"https:\/\/vibromera.eu\/sv\/glossary\/laser-shaft-alignment\/\">axeluppriktning<\/a> f\u00f6r att minimera nedb\u00f6jningen, f\u00f6lj korrekta uppv\u00e4rmningsprocedurer f\u00f6r att hantera termisk tillv\u00e4xt och undvik att k\u00f6ra vid kritiska hastigheter. <strong>Genom \u00f6vervakning och skydd<\/strong>, st\u00e4ll in vibrationslarm under gnidningstr\u00f6skeln, h\u00e5ll koll p\u00e5 lager- och t\u00e4tningstemperaturer, anv\u00e4nd <a href=\"https:\/\/vibromera.eu\/sv\/glossary\/proximity-probe\/\">n\u00e4rhetsprober<\/a> f\u00f6r att sp\u00e5ra axelposition och spel, samt automatisk avst\u00e4ngning vid kraftiga vibrationer. Att f\u00f6rst\u00e5 dess orsaker, k\u00e4nna igen dess distinkta signaturer och bygga in l\u00e4mpligt skydd \u00e4r avg\u00f6rande f\u00f6r s\u00e4ker drift av h\u00f6ghastighetsutrustning med sn\u00e4vt spel, t.ex. turbiner och kompressorer.<\/p>\n<hr>\n<p><a href=\"https:\/\/vibromera.eu\/sv\/glossary\/\">\u2190 Tillbaka till huvudregistret<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>L\u00e4r dig om rotorkontakt, kontakten mellan roterande axlar och station\u00e4ra komponenter som orsakar oregelbundna vibrationer, termiska skador och potentiellt katastrofala fel.<\/p>","protected":false},"featured_media":0,"template":"","meta":{"ai_generated_summary":"","footnotes":""},"categories":[109,111],"tags":[],"class_list":["post-220","glossary","type-glossary","status-publish","hentry","category-glossary","category-rotor-balancing"],"_links":{"self":[{"href":"https:\/\/vibromera.eu\/sv\/wp-json\/wp\/v2\/glossary\/220","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vibromera.eu\/sv\/wp-json\/wp\/v2\/glossary"}],"about":[{"href":"https:\/\/vibromera.eu\/sv\/wp-json\/wp\/v2\/types\/glossary"}],"version-history":[{"count":1,"href":"https:\/\/vibromera.eu\/sv\/wp-json\/wp\/v2\/glossary\/220\/revisions"}],"predecessor-version":[{"id":101405,"href":"https:\/\/vibromera.eu\/sv\/wp-json\/wp\/v2\/glossary\/220\/revisions\/101405"}],"wp:attachment":[{"href":"https:\/\/vibromera.eu\/sv\/wp-json\/wp\/v2\/media?parent=220"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vibromera.eu\/sv\/wp-json\/wp\/v2\/categories?post=220"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vibromera.eu\/sv\/wp-json\/wp\/v2\/tags?post=220"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}