{"id":223,"date":"2025-10-31T00:25:51","date_gmt":"2025-10-31T00:25:51","guid":{"rendered":"https:\/\/vibromera.eu\/glossary\/rubbing\/"},"modified":"2026-05-23T22:45:47","modified_gmt":"2026-05-23T22:45:47","slug":"rubbing","status":"publish","type":"glossary","link":"https:\/\/vibromera.eu\/fi\/glossary\/rubbing\/","title":{"rendered":"Mit\u00e4 on hankaus py\u00f6riviss\u00e4 koneissa? Kitkakosketus"},"content":{"rendered":"<h1>Py\u00f6rivien koneiden hankauksen ymm\u00e4rt\u00e4minen<\/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\/223?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\/223?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\/223?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\/223?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\/223?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\/223?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\/223?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\/223?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\/223?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\/223?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\/223?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\/223?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\/223?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\/223?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>Hankaus<\/strong> on koneen py\u00f6rivien ja paikallaan olevien osien v\u00e4linen kitkakosketus ja suhteellinen liike. Termi korostaa jatkuvaa kitkaa <a href=\"https:\/\/vibromera.eu\/fi\/glossary\/rotor-rub\/\">roottorin ja staattorin v\u00e4linen kosketus<\/a>, mik\u00e4 erottaa sen kevyest\u00e4, ajoittaisesta kosketuksesta tai yksitt\u00e4isist\u00e4 iskuista, joita voi my\u00f6s esiinty\u00e4. Hankaaminen aiheuttaa kitkavoimia, vapauttaa huomattavasti l\u00e4mp\u00f6\u00e4 kitkaty\u00f6n kautta ja tuottaa tunnusomaisen <a href=\"https:\/\/vibromera.eu\/fi\/glossary\/vibration\/\">t\u00e4rin\u00e4<\/a> s\u0438\u0433\u043d\u0430\u0442\u0443\u0440\u0430, jossa n\u00e4kyy selv\u00e4sti taaksep\u00e4in suuntautuva py\u00f6rre, <a href=\"https:\/\/vibromera.eu\/fi\/glossary\/sub-synchronous\/\">alisynkroninen<\/a> komponentit ja l\u00e4mp\u00f6vaikutukset. Se on yksi vaarallisimmista vikoista, joita py\u00f6riv\u00e4ss\u00e4 koneessa voi ilmet\u00e4, sill\u00e4 se voi johtaa vikaantumiseen muutamassa minuutissa.<\/p>\n<p>Termej&#228; &#8220;hankaaminen&#8221; ja &#8220;roottorin hankautuminen&#8221; k&#228;ytet&#228;&#228;n usein synonyymein&#228;. K&#228;yt&#228;nn&#246;ss&#228; &#8220;hankaaminen&#8221; viittaa yleens&#228; kosketuksen kitka- ja l&#228;mp&#246;puoleen, kun taas &#8220;roottorin hankautuminen&#8221; on laajempi k&#228;site, joka kattaa kaikenlaiset kosketustilanteet &#8211; kevi&#228;est&#228; raapimisesta kovaan iskuun.<\/p>\n<h2>1. Hankaamisen kitkamekaniikka<\/h2>\n<h3>Coulombin kitkamalli<\/h3>\n<p>Kitka noudattaa kuivakitkan (Coulombin kitkan) periaatteita:<\/p>\n<ul>\n<li><strong>Kitkavoima:<\/strong> F = \u03bc \u00d7 N, jossa \u03bc on kitkakerroin ja N on pintoja toisiaan vasten painava normaalivoima.<\/li>\n<li><strong>Suunta:<\/strong> kitkavoima vastustaa aina kosketuspintojen v\u00e4list\u00e4 suhteellista liikett\u00e4.<\/li>\n<li><strong>Tyypilliset kertoimet:<\/strong> ter\u00e4s ter\u00e4st\u00e4 vasten \u03bc \u2248 0,3\u20130,5; ter\u00e4s tiivistemateriaalia vasten \u03bc \u2248 0,2\u20130,4.<\/li>\n<li><strong>L\u00e4mm\u00f6nkehitys:<\/strong> k\u00e4yt\u00e4nn\u00f6ss\u00e4 kaikki kitkasta syntyv\u00e4 ty\u00f6 muuttuu l\u00e4mm\u00f6ksi kosketuskohdassa.<\/li>\n<\/ul>\n<h3>Tangentiaaliset ja normaalivoimat<\/h3>\n<p>Kosketustilanteessa roottoriin vaikuttaa kaksi voiman komponenttia:<\/p>\n<ul>\n<li><strong>Normaalivoima:<\/strong> ty\u00f6nt\u00e4\u00e4 roottoria s\u00e4teitt\u00e4isesti sis\u00e4\u00e4np\u00e4in kitkakohdassa.<\/li>\n<li><strong>Kitkavoima:<\/strong> vaikuttaa tangentiaalisesti, vastustaen py\u00f6rimist\u00e4.<\/li>\n<li><strong>Resultanttivoima:<\/strong> t\u00e4m\u00e4 yhdistelm\u00e4 hidastaa roottoria ja k\u00e4\u00e4nt\u00e4\u00e4 sit\u00e4 taaksep\u00e4in, py\u00f6rimissuuntaan n\u00e4hden vastakkaiseen suuntaan.<\/li>\n<li><strong>V\u00e4\u00e4nt\u00f6momentin kasvu:<\/strong> Kitka kuluttaa tehoa, mik\u00e4 nostaa koneen tuottaman v\u00e4\u00e4nt\u00f6momentin tarvetta.<\/li>\n<\/ul>\n<h2>2. Tyypilliset v\u00e4r\u00e4htelykuviot<\/h2>\n<h3>Taaksep\u00e4inen py\u00f6rre<\/h3>\n<p>Hankaamisen selkein piirre on taaksep\u00e4in (k\u00e4\u00e4nteinen) <a href=\"https:\/\/vibromera.eu\/fi\/glossary\/whirl\/\">py\u00f6rimisliike<\/a>:<\/p>\n<ul>\n<li>Kitkavoima aiheuttaa tangentiaalisen komponentin, joka ajaa kiertoliikett\u00e4 taaksep\u00e4in.<\/li>\n<li>The shaft <a href=\"https:\/\/vibromera.eu\/fi\/glossary\/orbit\/\">kiertorata<\/a> j\u00e4ljet, jotka ovat akselin py\u00f6rimissuuntaan n\u00e4hden vastakkaiset.<\/li>\n<li>Py\u00f6rimistaajuus on yleens\u00e4 alisynkroninen \u2013 alle 1\u00d7 k\u00e4yntinopeus.<\/li>\n<li>Yleisi\u00e4 taajuuksia esiintyy murto-osakerrannaisilla: 0,5\u00d7, 0,33\u00d7, 0,25\u00d7.<\/li>\n<li>Kiertoradan muoto on usein ep\u00e4s\u00e4\u00e4nn\u00f6llinen tai selv\u00e4sti v\u00e4\u00e4ristynyt.<\/li>\n<\/ul>\n<h3>Spektriominaisuudet<\/h3>\n<ul>\n<li><strong>Alisynkroniset huippuarvot:<\/strong> useita piikkej\u00e4 alle 1\u00d7:n, usein osaharmonikoilla.<\/li>\n<li><strong>Synkroninen komponentti:<\/strong> 1\u00d7-komponentti <a href=\"https:\/\/vibromera.eu\/fi\/glossary\/synchronous-vibration\/\">synchronous<\/a> huippuarvo saattaa nousta, kun kitkavoimat vaikuttavat siihen.<\/li>\n<li><strong>Korkeammat yliaallot:<\/strong> 2\u00d7, 3\u00d7, 4\u00d7 <a href=\"https:\/\/vibromera.eu\/fi\/glossary\/harmonics\/\">yliaallot<\/a> johtuvat ajoittaisen kitkan ep\u00e4lineaarisuudesta.<\/li>\n<li><strong>Laajakaistakohina:<\/strong> kohinataso koko alueella <a href=\"https:\/\/vibromera.eu\/fi\/glossary\/spectrum\/\">spektri<\/a> lifts.<\/li>\n<li><strong>Ep\u00e4vakaa spektri:<\/strong> huippuarvot ilmestyv\u00e4t ja katoavat tai siirtyv\u00e4t taajuudeltaan mittauksesta toiseen.<\/li>\n<\/ul>\n<h3>Aika-aaltomuodon ominaisuudet<\/h3>\n<ul>\n<li>Impulssitapahtumat tai piikit, jotka ilmenev\u00e4t aina yhteyden muodostuessa ja jotka n\u00e4kyv\u00e4t <a href=\"https:\/\/vibromera.eu\/fi\/glossary\/time-waveform\/\">aika-aaltomuoto<\/a>.<\/li>\n<li>Leikkautuminen tai litistyminen suurimmilla taipumilla, joissa staattori rajoittaa liikealuetta fyysisesti.<\/li>\n<li>Ep\u00e4s\u00e4\u00e4nn\u00f6llinen, ei-sinimuotoinen kokonaismuoto.<\/li>\n<li>Useiden samanaikaisesti esiintyvien taajuuksien tuottamat ly\u00f6ntikuviot.<\/li>\n<\/ul>\n<h2>3. Hankaamisen l\u00e4mp\u00f6vaikutukset<\/h2>\n<h3>L\u00e4mm\u00f6ntuotanto<\/h3>\n<p>Kitka muuntaa mekaanisen energian suoraan l\u00e4mm\u00f6ksi:<\/p>\n<ul>\n<li><strong>Esiintymistiheys:<\/strong> h\u00e4vi\u00f6teho on yht\u00e4 suuri kuin kitkavoima kertaa liukunopeus.<\/li>\n<li><strong>Suuruus:<\/strong> kevyt hankaus voi tuottaa 10\u2013100 wattia; voimakas hankaus jopa kilowatteja.<\/li>\n<li><strong>Konsentroituminen:<\/strong> ett\u00e4 l\u00e4mp\u00f6 siirtyy hyvin pienelle kosketuspinnalle.<\/li>\n<li><strong>L\u00e4mp\u00f6tilan nousu:<\/strong> paikalliset pintal\u00e4mp\u00f6tilat voivat pahimmissa tapauksissa nousta yli 500 \u00b0C:een.<\/li>\n<\/ul>\n<h3>L\u00e4mp\u00f6kaarteen kehittyminen<\/h3>\n<p>Hankaamisen vaara piilee l\u00e4mm\u00f6n ja t\u00e4rin\u00e4n positiivisessa takaisinkytkent\u00e4silmukassa:<\/p>\n<ol>\n<li>Alkuper\u00e4inen hankaus aiheuttaa l\u00e4mm\u00f6n kertymist\u00e4 akselin toiselle puolelle.<\/li>\n<li>Ep\u00e4symmetrinen kuumeneminen taivuttaa akselin <a href=\"https:\/\/vibromera.eu\/fi\/glossary\/thermal-bow\/\">l\u00e4mp\u00f6taipuma<\/a>.<\/li>\n<li>L\u00e4mp\u00f6taipuma lis\u00e4\u00e4 akselin taipumaa.<\/li>\n<li>Suurempi taipuma aiheuttaa voimakkaampaa hankausta.<\/li>\n<li>Lis\u00e4\u00e4 hankaamista tuottaa viel\u00e4 lis\u00e4\u00e4 l\u00e4mp\u00f6\u00e4.<\/li>\n<li>T\u00e4m\u00e4 positiivinen palaute voi johtaa nopeaan, hallitsemattomaan vikaantumiseen.<\/li>\n<\/ol>\n<p>Koska t\u00e4m\u00e4n silmukan jokainen kierros syvent\u00e4\u00e4 seuraavaa, hankaamista pidet\u00e4\u00e4n er\u00e4\u00e4nlaisena <a href=\"https:\/\/vibromera.eu\/fi\/glossary\/self-excited-vibration\/\">itsevirittyv\u00e4 v\u00e4r\u00e4htely<\/a> ja tie suoraan <a href=\"https:\/\/vibromera.eu\/fi\/glossary\/rotor-instability\/\">roottorin ep\u00e4vakaus<\/a>.<\/p>\n<h3>Toissijaiset l\u00e4mp\u00f6vaikutukset<\/h3>\n<ul>\n<li><strong>Laakerin l\u00e4mpeneminen:<\/strong> l\u00e4mp\u00f6 kulkeutuu akselia pitkin laakereihin.<\/li>\n<li><strong>\u00d6ljyn hajoaminen:<\/strong> liian korkeat l\u00e4mp\u00f6tilat hajottavat voiteluainetta.<\/li>\n<li><strong>Materiaalimuutokset:<\/strong> Faasimuutokset tai metallurgiset muutokset l\u00e4mp\u00f6vaikutusalueilla<\/li>\n<li><strong>L\u00e4mp\u00f6j\u00e4nnitys:<\/strong> voi aiheuttaa halkeamia l\u00e4mp\u00f6j\u00e4nnityksen alaisissa kohdissa.<\/li>\n<\/ul>\n<h2>4. Hankaumien havaitseminen kent\u00e4ll\u00e4<\/h2>\n<h3>T\u00e4rin\u00e4nvalvonta<\/h3>\n<ul>\n<li><strong>Alisynkroniset h\u00e4lytykset:<\/strong> h\u00e4lytt\u00e4\u00e4 huipuista 0,3\u20130,5\u00d7 py\u00f6rimisnopeudella.<\/li>\n<li><strong>Kiertoradan seuranta:<\/strong> Automaattinen kiertoradan analyysi havaitsee taaksep\u00e4in suuntautuvan py\u00f6rteen.<\/li>\n<li><strong>Spektrin muutokset:<\/strong> algoritmit havaitsevat useiden yliaaltojen \u00e4killisen ilmaantumisen.<\/li>\n<li><strong>Aaltomuodon leikkautuminen:<\/strong> kosketuksesta aiheutuvan ei-sinimuotoisen v\u00e4\u00e4ristym\u00e4n havaitseminen.<\/li>\n<\/ul>\n<p>Juuri n\u00e4iden kuvioiden tunnistamiseen kannettava analysaattori on tarkoitettu. Koneen omissa laakereissa k\u00e4ytt\u00f6nopeudella toimivana kaksikanavaisena laitteena, kuten <a href=\"https:\/\/vibromera.eu\/fi\/tuote\/balanset-1\/\">Balanset-1A<\/a> tallentaa aaltomuodon sek\u00e4 amplitudin ja vaiheen 1\u00d7-kertoimella, jolloin teknikko voi havaita impulssimaisen leikkautumisen ja murto-asteisen energian, jotka viittaavat hankautumiseen, ja tarkistaa sitten, onko j\u00e4ljell\u00e4 j\u00e4\u00e4nn\u00f6sep\u00e4tasapainoa tai <a href=\"https:\/\/vibromera.eu\/fi\/glossary\/misalignment\/\">ep\u00e4kohdistus<\/a> on ratkaiseva tekij\u00e4 ennen mink\u00e4\u00e4nlaista purkamista.<\/p>\n<h3>L\u00e4mp\u00f6tilan seuranta<\/h3>\n<ul>\n<li>Reunapuristus <a href=\"https:\/\/vibromera.eu\/fi\/glossary\/temperature-sensor\/\">l\u00e4mp\u00f6tila-anturit<\/a> joissa on nopean nousun h\u00e4lytykset.<\/li>\n<li>Paljaiden akseliosien infrapunal\u00e4mp\u00f6tilan valvonta<\/li>\n<li>L\u00e4mp\u00f6tilaerojen seuranta \u2014 laakerin yl\u00e4- ja alaosa.<\/li>\n<li>Muutosnopeush\u00e4lytykset, esimerkiksi yli 5 \u00b0C minuutissa.<\/li>\n<\/ul>\n<h3>Lis\u00e4indikaattorit<\/h3>\n<ul>\n<li><strong>V\u00e4\u00e4nt\u00f6momentin kasvu:<\/strong> virrankulutus kasvaa, kun kitka kuormittaa k\u00e4ytt\u00f6laitetta.<\/li>\n<li><strong>Nopeuden vaihtelu:<\/strong> pienet nopeuden vaihtelut, jotka johtuvat kitkamomentin vaihtelusta.<\/li>\n<li><strong>Akustinen emissio:<\/strong> kosketuspisteest\u00e4 l\u00e4htev\u00e4 korkeataajuinen \u00e4\u00e4ni, joka voidaan havaita <a href=\"https:\/\/vibromera.eu\/fi\/glossary\/acoustic-emission\/\">akustinen emissio<\/a> anturit.<\/li>\n<li><strong>Silm\u00e4m\u00e4\u00e4r\u00e4inen tarkastus:<\/strong> kulumisj\u00e4lki\u00e4, v\u00e4rimuutoksia ja n\u00e4kyvi\u00e4 naarmuja.<\/li>\n<\/ul>\n<h2>5. Reagointi hankautumiseen<\/h2>\n<h3>V\u00e4litt\u00f6m\u00e4t toimenpiteet<\/h3>\n<ol>\n<li><strong>V\u00e4henn\u00e4 vakavuutta:<\/strong> v\u00e4henn\u00e4 nopeutta tai kuormitusta, jos se on turvallista.<\/li>\n<li><strong>Seuraa tilannetta tarkasti:<\/strong> seuraa t\u00e4rin\u00e4\u00e4 ja l\u00e4mp\u00f6tilaa jatkuvasti.<\/li>\n<li><strong>Valmistaudu j\u00e4rjestelm\u00e4n sammuttamiseen:<\/strong> varmista, ett\u00e4 h\u00e4t\u00e4 <a href=\"https:\/\/vibromera.eu\/fi\/glossary\/shutdown\/\">sammutus<\/a> ready.<\/li>\n<li><strong>H\u00e4t\u00e4pys\u00e4ytys:<\/strong> sammuta kone, jos t\u00e4rin\u00e4 tai l\u00e4mp\u00f6tila nousee liian korkeaksi.<\/li>\n<li><strong>Salli j\u00e4\u00e4htyminen:<\/strong> K\u00e4yt\u00e4 barring-laitetta tai anna koneen j\u00e4\u00e4hty\u00e4 luonnollisesti ennen tarkastusta, jotta l\u00e4mp\u00f6taipuma ehtii palautua.<\/li>\n<\/ol>\n<h3>Tutkinta<\/h3>\n<ul>\n<li>Tarkista, onko paikalla n\u00e4kyvi\u00e4 merkkej\u00e4 kosketuksesta.<\/li>\n<li>Mittaa v\u00e4lykset kohdista, joissa ep\u00e4ill\u00e4\u00e4n hankautumista.<\/li>\n<li>Tarkista, onko akselissa l\u00e4mp\u00f6taipumaa tai pysyv\u00e4\u00e4 <a href=\"https:\/\/vibromera.eu\/fi\/glossary\/shaft-bow\/\">akselin taipuma<\/a>.<\/li>\n<li>Selvit\u00e4 syy \u2013 liiallinen t\u00e4rin\u00e4, liian pieni v\u00e4lys jne.<\/li>\n<\/ul>\n<h3>Korjaavat toimenpiteet<\/h3>\n<ul>\n<li><strong>Lis\u00e4\u00e4 v\u00e4lyst\u00e4:<\/strong> koneista vaurioituneet kohdat tai vaihda osat.<\/li>\n<li><strong>Puutu ongelman perimm\u00e4iseen syyhyn:<\/strong> <a href=\"https:\/\/vibromera.eu\/fi\/glossary\/tasapainottaminen\/\">tasapainottaa roottori<\/a>, korjaa kohdistus, korjaa laakeriongelma, joka mahdollisti kosketuksen.<\/li>\n<li><strong>Vaihda vaurioituneet osat:<\/strong> tiivisteet, laakerikomponentit ja akseliosat tarpeen mukaan.<\/li>\n<li><strong>Tarkista v\u00e4lykset:<\/strong> Varmista, ett\u00e4 jokaisessa kohdassa on riitt\u00e4v\u00e4 v\u00e4lys ennen k\u00e4ynnistyst\u00e4.<\/li>\n<\/ul>\n<p>Hankaus on yksi py\u00f6rivien koneiden vakavimmista t\u00e4rin\u00e4\u00e4n liittyvist\u00e4 vioista. Koska se voi pahentua nopeasti l\u00e4mp\u00f6vaikutusten kautta, se vaatii v\u00e4lit\u00f6nt\u00e4 tunnistamista, nopeaa ja m\u00e4\u00e4r\u00e4tietoista reagointia sek\u00e4 perusteellista korjaamista \u2013 sill\u00e4 vaihtoehtona on kriittisiss\u00e4 laitteissa katastrofaalinen vika.<\/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 hankauksesta eli kitkailmi\u00f6st\u00e4, joka syntyy, kun py\u00f6riv\u00e4t osat koskettavat kiinteit\u00e4 pintoja ja aiheuttavat l\u00e4mp\u00f6\u00e4, kulumista ja tyypillisi\u00e4 alisynkronisia v\u00e4r\u00e4htelykuvioita.<\/p>","protected":false},"featured_media":0,"template":"","meta":{"ai_generated_summary":"","footnotes":""},"categories":[109,110],"tags":[],"class_list":["post-223","glossary","type-glossary","status-publish","hentry","category-glossary","category-vibration-diagnostics"],"_links":{"self":[{"href":"https:\/\/vibromera.eu\/fi\/wp-json\/wp\/v2\/glossary\/223","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\/223\/revisions"}],"predecessor-version":[{"id":101360,"href":"https:\/\/vibromera.eu\/fi\/wp-json\/wp\/v2\/glossary\/223\/revisions\/101360"}],"wp:attachment":[{"href":"https:\/\/vibromera.eu\/fi\/wp-json\/wp\/v2\/media?parent=223"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vibromera.eu\/fi\/wp-json\/wp\/v2\/categories?post=223"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vibromera.eu\/fi\/wp-json\/wp\/v2\/tags?post=223"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}