{"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\/fi\/glossary\/rotor-rub\/","title":{"rendered":"Mik\u00e4 on roottorin hankaus? Py\u00f6rivien ja paikallaan olevien osien v\u00e4linen kosketus"},"content":{"rendered":"<h1>Roottorin hankauksen ymm\u00e4rt\u00e4minen py\u00f6riviss\u00e4 koneissa<\/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\/fi\/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\/fi\/product\/balanset-1\/\" title=\"Kannettava tasapainotin ja t\u00e4rin\u00e4analysaattori 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 kannettava tasapainotin ja v\u00e4r\u00e4htelyanalysaattori, t\u00e4ydellinen sarja\" 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\/fi\/product-category\/devices\/\" rel=\"tag\">Laitteet<\/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\/fi\/product\/balanset-1\/\" title=\"Kannettava tasapainotin ja t\u00e4rin\u00e4analysaattori Balanset-1A\">Kannettava tasapainotin &#038; t\u00e4rin\u00e4analysaattori 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\">&euro;<\/span>1,975.00<\/span> + ALV (jos sovellettavissa)<\/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=\"\/fi\/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=\"Lis\u00e4\u00e4 ostoskoriin\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Lis\u00e4\u00e4 ostoskoriin\" 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=\"\/fi\/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=\"Lis\u00e4\u00e4 ostoskoriin: \u201cPortable balancer &amp; Vibration analyzer Balanset-1A\u201d\" rel=\"nofollow\" data-success_message=\"\u201cPortable balancer &amp; Vibration analyzer Balanset-1A\u201d on lis\u00e4tty ostoskoriin\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Lis\u00e4\u00e4 ostoskoriin<\/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\/fi\/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\/fi\/product\/vibration-sensor\/\" title=\"T\u00e4rin\u00e4anturi\">\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:n t\u00e4rin\u00e4anturin l\u00e4hikuva\" 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\/fi\/product-category\/parts\/\" rel=\"tag\">Osat<\/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\/fi\/product\/vibration-sensor\/\" title=\"T\u00e4rin\u00e4anturi\">T\u00e4rin\u00e4anturi<\/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\">&euro;<\/span>90.00<\/span> + ALV (jos sovellettavissa)<\/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=\"\/fi\/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=\"Lis\u00e4\u00e4 ostoskoriin\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Lis\u00e4\u00e4 ostoskoriin\" 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=\"\/fi\/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=\"Lis\u00e4\u00e4 ostoskoriin: \u201cVibration sensor\u201d\" rel=\"nofollow\" data-success_message=\"\u201cVibration sensor\u201d on lis\u00e4tty ostoskoriin\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Lis\u00e4\u00e4 ostoskoriin<\/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\/fi\/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\/fi\/product\/optical-sensor-for-balanset-and-arbalance\/\" title=\"Optinen anturi (lasertakometri)\">\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=\"Optinen anturi (lasertakometri)\" 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\/fi\/product-category\/parts\/\" rel=\"tag\">Osat<\/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\/fi\/product\/optical-sensor-for-balanset-and-arbalance\/\" title=\"Optinen anturi (lasertakometri)\">Optinen anturi (lasertakometri)<\/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\">&euro;<\/span>124.00<\/span> + ALV (jos sovellettavissa)<\/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=\"\/fi\/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=\"Lis\u00e4\u00e4 ostoskoriin\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Lis\u00e4\u00e4 ostoskoriin\" 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=\"\/fi\/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=\"Lis\u00e4\u00e4 ostoskoriin: \u201cOptical Sensor (Laser Tachometer)\u201d\" rel=\"nofollow\" data-success_message=\"\u201cOptical Sensor (Laser Tachometer)\u201d on lis\u00e4tty ostoskoriin\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Lis\u00e4\u00e4 ostoskoriin<\/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\/fi\/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\/fi\/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-roottorin tasapainotussarja: kantolaukku, monikanavainen signaalimuunnin, k\u00e4dess\u00e4 pidett\u00e4v\u00e4 analysaattori, magneettijalusta, t\u00e4rin\u00e4anturit ja kierretyt kaapelit.\" 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\/fi\/product-category\/devices\/\" rel=\"tag\">Laitteet<\/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\/fi\/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\">&euro;<\/span>6,803.00<\/span> + ALV (jos sovellettavissa)<\/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=\"\/fi\/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=\"Lis\u00e4\u00e4 ostoskoriin\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Lis\u00e4\u00e4 ostoskoriin\" 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=\"\/fi\/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=\"Lis\u00e4\u00e4 ostoskoriin: \u201cBalanset-4\u201d\" rel=\"nofollow\" data-success_message=\"\u201cBalanset-4\u201d on lis\u00e4tty ostoskoriin\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Lis\u00e4\u00e4 ostoskoriin<\/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\/fi\/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\/fi\/product\/magnet-stand\/\" title=\"Magneettinen jalusta 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=\"Magneettipohja.\" 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\/fi\/product-category\/parts\/\" rel=\"tag\">Osat<\/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\/fi\/product\/magnet-stand\/\" title=\"Magneettinen jalusta Insize-60-kgf\">Magneettinen jalusta 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\">&euro;<\/span>46.00<\/span> + ALV (jos sovellettavissa)<\/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=\"\/fi\/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=\"Lis\u00e4\u00e4 ostoskoriin\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Lis\u00e4\u00e4 ostoskoriin\" 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=\"\/fi\/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=\"Lis\u00e4\u00e4 ostoskoriin: \u201cMagnetic Stand Insize-60-kgf\u201d\" rel=\"nofollow\" data-success_message=\"\u201cMagnetic Stand Insize-60-kgf\u201d on lis\u00e4tty ostoskoriin\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Lis\u00e4\u00e4 ostoskoriin<\/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\/fi\/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\/fi\/product\/reflective-tape\/\" title=\"Heijastava nauha\">\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=\"Heijastava nauha\" 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\/fi\/product-category\/parts\/\" rel=\"tag\">Osat<\/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\/fi\/product\/reflective-tape\/\" title=\"Heijastava nauha\">Heijastava nauha<\/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\">&euro;<\/span>10.00<\/span> + ALV (jos sovellettavissa)<\/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=\"\/fi\/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=\"Lis\u00e4\u00e4 ostoskoriin\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Lis\u00e4\u00e4 ostoskoriin\" 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=\"\/fi\/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=\"Lis\u00e4\u00e4 ostoskoriin: \u201cReflective tape\u201d\" rel=\"nofollow\" data-success_message=\"\u201cReflective tape\u201d on lis\u00e4tty ostoskoriin\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Lis\u00e4\u00e4 ostoskoriin<\/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\/fi\/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\/fi\/product\/dynamic-balancer-balanset-1a\/\" title=\"Dynaaminen tasapainotin &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-pakkauksen sis\u00e4lt\u00f6, jossa on liit\u00e4nt\u00e4yksikk\u00f6, anturit, kierroslukumittari ja lis\u00e4varusteet\" 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\/fi\/product-category\/devices\/\" rel=\"tag\">Laitteet<\/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\/fi\/product\/dynamic-balancer-balanset-1a\/\" title=\"Dynaaminen tasapainotin &quot;Balanset-1A&quot; OEM\">Dynaaminen tasapainotin \"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\">&euro;<\/span>1,735.00<\/span> + ALV (jos sovellettavissa)<\/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=\"\/fi\/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=\"Lis\u00e4\u00e4 ostoskoriin\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Lis\u00e4\u00e4 ostoskoriin\" 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=\"\/fi\/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=\"Lis\u00e4\u00e4 ostoskoriin: \u201cDynamic balancer \u201cBalanset-1A\u201d OEM\u201d\" rel=\"nofollow\" data-success_message=\"\u201cDynamic balancer \u201cBalanset-1A\u201d OEM\u201d on lis\u00e4tty ostoskoriin\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Lis\u00e4\u00e4 ostoskoriin<\/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>Roottorin hankaus<\/strong> \u2013 jota kutsutaan my\u00f6s hankaukseksi tai roottorin ja staattorin v\u00e4liseksi kontaktiksi \u2013 on tila, jossa koneen py\u00f6riv\u00e4t osat ovat ajoittaisessa tai jatkuvassa kosketuksessa kiinteisiin osiin, kuten tiivisteisiin, laakeripesiin tai kotelon sein\u00e4miin. T\u00e4m\u00e4 kosketus synnytt\u00e4\u00e4 kitkavoimia, tuottaa voimakasta paikallista l\u00e4mp\u00f6\u00e4 ja luo hyvin erottuvan <a href=\"https:\/\/vibromera.eu\/fi\/glossary\/vibration\/\">t\u00e4rin\u00e4<\/a> kuvio, joka voi k\u00e4rjisty\u00e4 katastrofaaliseen vikaan h\u00e4lytt\u00e4v\u00e4n nopeasti. Hankaus on erityisen vaarallista, koska se aiheuttaa positiivisen takaisinkytkenn\u00e4n: t\u00e4rin\u00e4 aiheuttaa hankauksen, hankaus tuottaa l\u00e4mp\u00f6\u00e4, l\u00e4mp\u00f6 tuottaa <a href=\"https:\/\/vibromera.eu\/fi\/glossary\/thermal-bow\/\">l\u00e4mp\u00f6taipuma<\/a> akselissa, taipuma lis\u00e4\u00e4 v\u00e4r\u00e4htely\u00e4, ja voimakkaampi v\u00e4r\u00e4htely aiheuttaa voimakkaamman hankauksen. T\u00e4m\u00e4 l\u00e4mp\u00f6mekaaninen kierre voi tuhota koneen muutamassa minuutissa, kun se p\u00e4\u00e4see valloilleen.<\/p>\n<h2>1. Roottorin hankaustyypit<\/h2>\n<p>Hiertym\u00e4t luokitellaan yleens\u00e4 sen mukaan, kuinka paljon roottorin pinnasta on kosketuksissa ja kuinka kauan. Kehitys kevyest\u00e4 voimakkaaseen kosketukseen seuraa vaaran lis\u00e4\u00e4ntymist\u00e4:<\/p>\n<ul>\n<li><strong>Kevyt hankaus (ajoittainen kosketus):<\/strong> lyhyt, satunnainen kosketus taipumissyklin huipuilla, usein vain tietyill\u00e4 nopeuksilla tai tietyiss\u00e4 kuormitusolosuhteissa. Se aiheuttaa ep\u00e4s\u00e4\u00e4nn\u00f6llisi\u00e4, ajoittaisia v\u00e4r\u00e4htelypiikkej\u00e4, yleens\u00e4 tiivisteiden tai labyrintin v\u00e4lysten kohdalla. Sit\u00e4 voidaan siet\u00e4\u00e4 hyvin lyhytaikaisesti, mutta se on aina merkki ongelmasta, joka on korjattava.<\/li>\n<li><strong>Osittainen hankaus (jatkuva kevyt kosketus):<\/strong> roottori raapii paikallaan olevaa pintaa jatkuvasti mutta kevyell\u00e4 kitkalla, jolloin py\u00f6riminen s\u00e4ilyy ja samalla syntyy jatkuvaa <a href=\"https:\/\/vibromera.eu\/fi\/glossary\/sub-synchronous\/\">alisynkroninen<\/a> tai synkroninen t\u00e4rin\u00e4, l\u00e4mp\u00f6 ja kulumisj\u00e4tteet. Jos se j\u00e4tet\u00e4\u00e4n yksin, sill\u00e4 on taipumus kehitty\u00e4 voimakkaaksi hankaukseksi.<\/li>\n<li><strong>Voimakas hankaus (t\u00e4ysi rengaskosketus):<\/strong> roottori koskettaa staattoria suurelta osin tai koko keh\u00e4lt\u00e4, jolloin kitkavoimat ovat eritt\u00e4in suuret, l\u00e4mp\u00f6tila nousee nopeasti satoja asteita minuuteissa ja v\u00e4r\u00e4htely on voimakasta ja usein kaoottista. Se voi johtaa roottorin kiinnij\u00e4\u00e4miseen tai katastrofaaliseen vikaantumiseen ja edellytt\u00e4\u00e4 v\u00e4lit\u00f6nt\u00e4 h\u00e4t\u00e4pys\u00e4ytyst\u00e4.<\/li>\n<\/ul>\n<h2>2. Yleiset hankauspaikat<\/h2>\n<p>Hankaukset keskittyv\u00e4t sinne, miss\u00e4 v\u00e4lykset ovat tiukimmillaan. Tavallisia paikkoja ovat:<\/p>\n<ul>\n<li><strong>Labyrinttitiivisteet:<\/strong> niiden tarkoituksellisen tiukat v\u00e4lykset tekev\u00e4t tiivisteen hankautumisesta yleisimm\u00e4n muodon.<\/li>\n<li><strong>Varalaakerit (h\u00e4t\u00e4laakerit):<\/strong> h\u00e4t\u00e4laakerit, jotka on suunniteltu tarttumaan akseliin vakavan tapahtuman aikana.<\/li>\n<li><strong>Tasapainom\u00e4nn\u00e4n tiivisteet:<\/strong> monivaiheisissa kompressoreissa ja pumpuissa.<\/li>\n<li><strong>Vaiheiden v\u00e4liset kalvot:<\/strong> turbiineissa.<\/li>\n<li><strong>Laakeripes\u00e4t:<\/strong> vakavissa tapauksissa, joissa akseli koskettaa laakerin kantta.<\/li>\n<li><strong>Akselihylsyt:<\/strong> tiivisteiden kohdalle asennetut suojaholkit.<\/li>\n<\/ul>\n<h2>3. Roottorin hankauksen syyt<\/h2>\n<p>Kaikki, mik\u00e4 joko lis\u00e4\u00e4 akselin liikett\u00e4 tai v\u00e4hent\u00e4\u00e4 v\u00e4lyst\u00e4, voi aiheuttaa hankauksen.<\/p>\n<h3>Liiallinen t\u00e4rin\u00e4<\/h3>\n<p>Vakava <a href=\"https:\/\/vibromera.eu\/fi\/glossary\/unbalance\/\">ep\u00e4tasapaino<\/a> aiheuttaa suuren akselin taipuman, <a href=\"https:\/\/vibromera.eu\/fi\/glossary\/misalignment\/\">ep\u00e4kohdistus<\/a> ylim\u00e4\u00e4r\u00e4isen akseliliikkeen aiheuttaminen, toiminta <a href=\"https:\/\/vibromera.eu\/fi\/glossary\/critical-speed\/\">kriittinen nopeus<\/a> resonanssivahvistuksella, ja <a href=\"https:\/\/vibromera.eu\/fi\/glossary\/rotor-instability\/\">roottorin ep\u00e4vakaus<\/a> kuten \u00f6ljyn piiskaaminen tai h\u00f6yryn py\u00f6riminen, ty\u00f6nt\u00e4v\u00e4t roottorin paikallaan olevaan ymp\u00e4rist\u00f6\u00f6ns\u00e4.<\/p>\n<h3>Riitt\u00e4m\u00e4t\u00f6n v\u00e4lys<\/h3>\n<p>Virheellinen kokoonpano, joka j\u00e4tt\u00e4\u00e4 riitt\u00e4m\u00e4tt\u00f6m\u00e4n s\u00e4teitt\u00e4isen v\u00e4lyksen, l\u00e4mp\u00f6kasvu, joka sulkee v\u00e4lykset l\u00e4mpenemisen aikana, <a href=\"https:\/\/vibromera.eu\/fi\/glossary\/bearing-wear\/\">laakerin kuluminen<\/a> jotka mahdollistavat akselin liiallisen liikkeen, ja perustusten laskeutuminen, joka tuo paikallaan olevat osat l\u00e4hemm\u00e4s roottoria, ovat kaikki yleisi\u00e4 syyllisi\u00e4.<\/p>\n<h3>Ohimenev\u00e4t tapahtumat<\/h3>\n<p>Kriittisen nopeuden ylitt\u00e4minen k\u00e4ynnistyksen aikana tai <a href=\"https:\/\/vibromera.eu\/fi\/glossary\/coastdown\/\">alasajo<\/a>, \u00e4killiset kuormituksen muutokset, jotka taivuttavat akselia, laukaisutapahtumat ja h\u00e4t\u00e4pys\u00e4ytykset sek\u00e4 ylinopeustilanteet voivat kukin laukaista hetkellisen tai jatkuvan hankauksen.<\/p>\n<h2>4. Roottorin hankauksen v\u00e4r\u00e4htelysignaalit<\/h2>\n<p>Hankaus tuottaa joitakin v\u00e4r\u00e4htelyanalyysin tunnistettavimpia \u2013 ja kaoottisimpia \u2013 merkkej\u00e4 juuri siksi, ett\u00e4 kitkavoima on voimakkaasti ep\u00e4lineaarinen.<\/p>\n<h3>Ominaispiirteet<\/h3>\n<ul>\n<li><strong>Alisynkroniset komponentit:<\/strong> alle 1 \u00d7 (yleisesti 1\/2 \u00d7, 1\/3 \u00d7, 1\/4 \u00d7) taajuudet, jotka syntyv\u00e4t kosketuksen aikana takaperin tapahtuvasta py\u00f6rteest\u00e4.<\/li>\n<li><strong>Useita yliaaltoja:<\/strong> 1\u00d7, 2\u00d7, 3\u00d7, 4\u00d7 ja enemm\u00e4n, mik\u00e4 johtuu kitkavoiman ep\u00e4lineaarisesta, leikatusta luonteesta \u2013 tunnusmerkki, joka n\u00e4hd\u00e4\u00e4n my\u00f6s <a href=\"https:\/\/vibromera.eu\/fi\/glossary\/harmonics\/\">harmonisesti rikas<\/a> spektrit.<\/li>\n<li><strong>Ep\u00e4vakaa k\u00e4ytt\u00e4ytyminen:<\/strong> \u00e4killiset, arvaamattomat muutokset <a href=\"https:\/\/vibromera.eu\/fi\/glossary\/amplitude\/\">amplitudi<\/a> ja taajuus.<\/li>\n<li><strong>Laajakaistakohina:<\/strong> satunnainen, korkeataajuinen sis\u00e4lt\u00f6, joka johtuu kitkasta ja mikroiskuista.<\/li>\n<li><strong>Vaiheen ep\u00e4vakaus:<\/strong> ... <a href=\"https:\/\/vibromera.eu\/fi\/glossary\/phase\/\">vaihekulma<\/a> vaeltaa ailahtelevasti sen sijaan, ett\u00e4 pysyisi vakaana.<\/li>\n<\/ul>\n<h3>Spektri ja kiertoradan ominaisuudet<\/h3>\n<p>The <a href=\"https:\/\/vibromera.eu\/fi\/glossary\/spectrum\/\">spektri<\/a> osoittaa lukuisia piikkej\u00e4 murto- ja kokonaislukuj\u00e4rjestyksiss\u00e4, jotka istuvat kohonneen kohinatason p\u00e4\u00e4ll\u00e4, ja se muuttuu nopeasti ja arvaamattomasti mittauskerrasta toiseen; <a href=\"https:\/\/vibromera.eu\/fi\/glossary\/waterfall-plot\/\">vesiputousdiagrammi<\/a> paljastaa taajuuskomponentteja, jotka ilmestyv\u00e4t ja katoavat. Se <a href=\"https:\/\/vibromera.eu\/fi\/glossary\/orbit\/\">akselin kiertorata<\/a> Se muuttuu ep\u00e4s\u00e4\u00e4nn\u00f6lliseksi ja v\u00e4\u00e4ristyneeksi, siin\u00e4 on ter\u00e4vi\u00e4 kulmia tai litteit\u00e4 kohtia kosketuksen kohdalla, se muuttaa muotoaan hankauksen voimakkuuden vaihdellessa ja siin\u00e4 on usein k\u00e4\u00e4nteisi\u00e4 (taaksep\u00e4in) prekessiokomponentteja - hankauksen orbitaalinen sormenj\u00e4lki.<\/p>\n<h2>5. Seuraukset ja vahingot<\/h2>\n<p>Hankauksen aiheuttamat vauriot kehittyv\u00e4t vaiheittain palautuvasta kulumisesta suoranaiseen tuhoutumiseen.<\/p>\n<h3>V\u00e4litt\u00f6m\u00e4t vaikutukset<\/h3>\n<ul>\n<li><strong>Kitkal\u00e4mmitys:<\/strong> kosketuksessa syntyy voimakas paikallinen kuumuus, ja hankauspisteess\u00e4 voi olla 300-600 \u00b0C.<\/li>\n<li><strong>Terminen taipuma:<\/strong> ep\u00e4symmetrinen l\u00e4mmitys taivuttaa akselia, mik\u00e4 lis\u00e4\u00e4 hankauksen voimakkuutta - palautekierteen ydin.<\/li>\n<li><strong>Kuluminen ja roskat:<\/strong> materiaalia poistuu sek\u00e4 akselilta ett\u00e4 staattorilta, ja syntyv\u00e4t hiukkaset saastuttavat laakerit ja tiivisteet.<\/li>\n<\/ul>\n<h3>Toissijaiset ja katastrofaaliset vahingot<\/h3>\n<ul>\n<li><strong>Tiivisteen tuhoutuminen:<\/strong> labyrinttihampaat kuluneet tai katkenneet, jolloin tiiviste on tuhoutunut.<\/li>\n<li><strong>Laakerin ylikuormitus:<\/strong> hankausvoimat lis\u00e4\u00e4v\u00e4t laakereiden kuormitusta ja l\u00e4mp\u00f6\u00e4.<\/li>\n<li><strong>Pysyv\u00e4 akselin taipuma:<\/strong> voimakas kuumeneminen voi aiheuttaa plastisia muodonmuutoksia, jotka s\u00e4ilyv\u00e4t sammutuksen j\u00e4lkeen.<\/li>\n<li><strong>Akselin arpeutuminen, kouristuminen ja murtuma:<\/strong> akseliin kuluneet urat, voimakkaasta hankauksesta johtuva t\u00e4ydellinen lukkiutuminen tai l\u00e4mp\u00f6vaikutteisella alueella alkava halkeama \u2014 tie kohti <a href=\"https:\/\/vibromera.eu\/fi\/glossary\/shaft-crack\/\">akselin halkeilu<\/a> ja hajoaminen.<\/li>\n<li><strong>Roottorin putoaminen ja palovaara:<\/strong> ylikuumenemisesta johtuva laakerivika voi p\u00e4\u00e4st\u00e4\u00e4 roottorin putoamaan pitimen laakereiden tai kotelon p\u00e4\u00e4lle, kun taas kuumat roskat tai kipin\u00e4t voivat sytytt\u00e4\u00e4 syttyv\u00e4\u00e4 materiaalia.<\/li>\n<\/ul>\n<h2>6. Havaitseminen, diagnosointi ja kentt\u00e4mittaukset<\/h2>\n<p>Hankauksen varhainen havaitseminen edellytt\u00e4\u00e4 sek\u00e4 v\u00e4r\u00e4htelytietojen ett\u00e4 koneen fyysisen kunnon tarkkailua.<\/p>\n<h3>T\u00e4rin\u00e4analyysin indikaattorit<\/h3>\n<ul>\n<li>Useiden aliaksonnollisten komponenttien \u00e4killinen esiintyminen<\/li>\n<li>Ep\u00e4s\u00e4\u00e4nn\u00f6lliset, toistumattomat v\u00e4r\u00e4htelymallit.<\/li>\n<li>Yleisen t\u00e4rin\u00e4tason voimakas nousu.<\/li>\n<li>T\u00e4rin\u00e4, joka muuttuu v\u00e4litt\u00f6m\u00e4sti nopeuden muutoksen j\u00e4lkeen.<\/li>\n<li>Ep\u00e4tavalliset kiertoratakuviot, joissa on ter\u00e4vi\u00e4 piirteit\u00e4.<\/li>\n<\/ul>\n<h3>Fyysiset todisteet<\/h3>\n<ul>\n<li>Metallip\u00f6ly\u00e4 tai -hiukkasia laakeripesiss\u00e4.<\/li>\n<li>N\u00e4kyvi\u00e4 kulumisj\u00e4lki\u00e4 tai naarmuja paljailla akselin pinnoilla<\/li>\n<li>Vaurioituneet tai kuluneet tiivisteen osat.<\/li>\n<li>Laakerin l\u00e4mp\u00f6tilan nousu.<\/li>\n<li>Kuuluvaa raapimista tai hiontaa.<\/li>\n<\/ul>\n<p>Koska hankaussignatuurit muuttuvat niin nopeasti, k\u00e4yt\u00e4nn\u00f6n haasteena kent\u00e4ll\u00e4 on tallentaa koko harmoninen spektri, muuttuva kokonaistaso ja akselin kiertorata el\u00e4v\u00e4ss\u00e4 koneessa. Kannettava kaksikanavainen laite, kuten <a href=\"https:\/\/vibromera.eu\/fi\/tuote\/balanset-1\/\">Balanset-1A<\/a> avulla insin\u00f6\u00f6ri voi mitata laakereiden amplitudin, vaiheen ja harmonisen spektrin valvotun ajon aikana, mik\u00e4 auttaa erottamaan kehittyv\u00e4n hankauksen yksinkertaisesta ep\u00e4tasapainosta ja kertoo analyytikolle, paheneeko kosketus ajon aikana - mik\u00e4 on ero valvotun pys\u00e4ytyksen ja h\u00e4t\u00e4pys\u00e4ytyksen v\u00e4lill\u00e4.<\/p>\n<h2>7. H\u00e4t\u00e4tilanteiden torjunta, ennaltaehk\u00e4isy ja suojelu<\/h2>\n<p>Hankaus on h\u00e4t\u00e4tilanne, ja vastatoimien on vastattava sen vakavuutta:<\/p>\n<ol>\n<li><strong>Arvioi vakavuus:<\/strong> kevyt hankaus voi sallia hallitun pys\u00e4ytyksen; voimakas hankaus edellytt\u00e4\u00e4 v\u00e4lit\u00f6nt\u00e4 h\u00e4t\u00e4pys\u00e4ytyst\u00e4.<\/li>\n<li><strong>V\u00e4henn\u00e4 nopeutta:<\/strong> jos se on turvallista, laske nopeutta hitaasti ja tarkkaile t\u00e4rin\u00e4\u00e4.<\/li>\n<li><strong>Seuraa l\u00e4mp\u00f6tiloja:<\/strong> laakerin l\u00e4mp\u00f6tilan nousu on merkki huononevasta tilasta.<\/li>\n<li><strong>Sammuta:<\/strong> pys\u00e4yt\u00e4 kone, jos t\u00e4rin\u00e4 jatkaa kasvuaan tai l\u00e4mp\u00f6tila nousee nopeasti.<\/li>\n<li><strong>\u00c4l\u00e4 k\u00e4ynnist\u00e4 uudelleen:<\/strong> odota, kunnes v\u00e4lykset on tarkistettu ja hankauskohta on tunnistettu.<\/li>\n<li><strong>Dokumentoi tapahtuma:<\/strong> tallentaa v\u00e4r\u00e4htelytiedot, l\u00e4mp\u00f6tilat ja nopeudet analysointia varten.<\/li>\n<\/ol>\n<p>Ennaltaehk\u00e4isy toimii kolmella rintamalla. <strong>Suunnitelmallisesti<\/strong>, varaa riitt\u00e4v\u00e4 s\u00e4teitt\u00e4inen v\u00e4lys jokaiseen mahdolliseen hankauskohtaan, ota huomioon l\u00e4mp\u00f6laajeneminen, levit\u00e4 kulutuspinnoitteita tiivisteisiin kevyiden hankausten aiheuttamien vaurioiden rajoittamiseksi ja asenna varalaakerit rajoittamaan akselin poikkeamaa vakavissa h\u00e4iri\u00f6tilanteissa. <strong>Toiminnalla<\/strong>, yll\u00e4pit\u00e4\u00e4 hyv\u00e4\u00e4 <a href=\"https:\/\/vibromera.eu\/fi\/glossary\/tasapainottaminen\/\">tasapaino<\/a> ja tarkka <a href=\"https:\/\/vibromera.eu\/fi\/glossary\/laser-shaft-alignment\/\">akselin linjaus<\/a> taipuman minimoimiseksi, noudattamalla asianmukaisia l\u00e4mpenemismenettelyj\u00e4 l\u00e4mp\u00f6kasvun hallitsemiseksi ja v\u00e4ltt\u00e4m\u00e4ll\u00e4 ajamista kriittisill\u00e4 nopeuksilla. <strong>Valvonnalla ja suojauksella<\/strong>, aseta t\u00e4rin\u00e4h\u00e4lytykset alle hankauskynnyksen, tarkkaile laakereiden ja tiivisteiden l\u00e4mp\u00f6tiloja, k\u00e4yt\u00e4 <a href=\"https:\/\/vibromera.eu\/fi\/glossary\/proximity-probe\/\">l\u00e4heisyysanturit<\/a> seurata akselin asentoa ja v\u00e4lyst\u00e4 ja kytke\u00e4 automaattinen poiskytkent\u00e4 liiallisesta t\u00e4rin\u00e4st\u00e4. T\u00e4rin\u00e4n syiden ymm\u00e4rt\u00e4minen, sen erityispiirteiden tunnistaminen ja asianmukaisen suojauksen rakentaminen ovat olennaisen t\u00e4rkeit\u00e4 turbiinien ja kompressoreiden kaltaisten nopeiden, tiukan v\u00e4lyksen laitteiden turvalliselle k\u00e4yt\u00f6lle.<\/p>\n<hr>\n<p><a href=\"https:\/\/vibromera.eu\/fi\/glossary\/\">\u2190 Takaisin p\u00e4\u00e4hakemistoon<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>Opi roottorin hankaumasta eli py\u00f6rivien akselien ja paikallaan pysyvien komponenttien v\u00e4lisest\u00e4 kosketuksesta, joka aiheuttaa ep\u00e4s\u00e4\u00e4nn\u00f6llist\u00e4 t\u00e4rin\u00e4\u00e4, l\u00e4mp\u00f6vaurioita ja mahdollisesti katastrofaalisia vikoja.<\/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\/fi\/wp-json\/wp\/v2\/glossary\/220","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vibromera.eu\/fi\/wp-json\/wp\/v2\/glossary"}],"about":[{"href":"https:\/\/vibromera.eu\/fi\/wp-json\/wp\/v2\/types\/glossary"}],"version-history":[{"count":1,"href":"https:\/\/vibromera.eu\/fi\/wp-json\/wp\/v2\/glossary\/220\/revisions"}],"predecessor-version":[{"id":101405,"href":"https:\/\/vibromera.eu\/fi\/wp-json\/wp\/v2\/glossary\/220\/revisions\/101405"}],"wp:attachment":[{"href":"https:\/\/vibromera.eu\/fi\/wp-json\/wp\/v2\/media?parent=220"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vibromera.eu\/fi\/wp-json\/wp\/v2\/categories?post=220"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vibromera.eu\/fi\/wp-json\/wp\/v2\/tags?post=220"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}