{"id":20649,"date":"2025-10-31T00:25:51","date_gmt":"2025-10-31T00:25:51","guid":{"rendered":"https:\/\/vibromera.eu\/glossary\/rolling-element-defects\/"},"modified":"2026-05-23T22:52:59","modified_gmt":"2026-05-23T22:52:59","slug":"rolling-element-defects","status":"publish","type":"glossary","link":"https:\/\/vibromera.eu\/vi\/glossary\/rolling-element-defects\/","title":{"rendered":"L\u1ed7i ph\u1ea7n t\u1eed l\u0103n l\u00e0 g\u00ec? H\u01b0 h\u1ecfng bi v\u00e0 con l\u0103n"},"content":{"rendered":"<h1>Hi\u1ec3u v\u1ec1 c\u00e1c khuy\u1ebft t\u1eadt c\u1ee7a ph\u1ea7n t\u1eed l\u0103n<\/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\/vi\/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\/vi\/product\/balanset-1\/\" title=\"M\u00e1y c\u00e2n b\u1eb1ng di \u0111\u1ed9ng &amp; M\u00e1y ph\u00e2n t\u00edch rung \u0111\u1ed9ng 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=\"B\u1ed9 \u0111\u1ea7y \u0111\u1ee7 m\u00e1y c\u00e2n b\u1eb1ng v\u00e0 ph\u00e2n t\u00edch rung \u0111\u1ed9ng c\u1ea7m tay Balanset-1A\" 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\/vi\/product-category\/devices\/\" rel=\"tag\">Thi\u1ebft b\u1ecb<\/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\/vi\/product\/balanset-1\/\" title=\"M\u00e1y c\u00e2n b\u1eb1ng di \u0111\u1ed9ng &amp; M\u00e1y ph\u00e2n t\u00edch rung \u0111\u1ed9ng Balanset-1A\">M\u00e1y c\u00e2n b\u1eb1ng di \u0111\u1ed9ng &amp; M\u00e1y ph\u00e2n t\u00edch rung \u0111\u1ed9ng 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> + Thu\u1ebf GTGT (n\u1ebfu c\u00f3)<\/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=\"\/vi\/wp-json\/wp\/v2\/glossary\/20649?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=\"Th\u00eam v\u00e0o gi\u1ecf h\u00e0ng\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Th\u00eam v\u00e0o gi\u1ecf h\u00e0ng\" 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=\"\/vi\/wp-json\/wp\/v2\/glossary\/20649?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=\"Th\u00eam v\u00e0o gi\u1ecf h\u00e0ng: \u201cPortable balancer &amp; Vibration analyzer Balanset-1A\u201d\" rel=\"nofollow\" data-success_message=\"\u201cPortable balancer &amp; Vibration analyzer Balanset-1A\u201d \u0111\u00e3 \u0111\u01b0\u1ee3c th\u00eam v\u00e0o gi\u1ecf h\u00e0ng c\u1ee7a b\u1ea1n\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Th\u00eam v\u00e0o gi\u1ecf h\u00e0ng<\/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\/vi\/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\/vi\/product\/vibration-sensor\/\" title=\"C\u1ea3m bi\u1ebfn rung\">\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=\"C\u1eadn c\u1ea3nh c\u1ea3m bi\u1ebfn rung Balanset-1A\" 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\/vi\/product-category\/parts\/\" rel=\"tag\">Ph\u1ee5 t\u00f9ng<\/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\/vi\/product\/vibration-sensor\/\" title=\"C\u1ea3m bi\u1ebfn rung\">C\u1ea3m bi\u1ebfn rung<\/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> + Thu\u1ebf GTGT (n\u1ebfu c\u00f3)<\/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=\"\/vi\/wp-json\/wp\/v2\/glossary\/20649?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=\"Th\u00eam v\u00e0o gi\u1ecf h\u00e0ng\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Th\u00eam v\u00e0o gi\u1ecf h\u00e0ng\" 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=\"\/vi\/wp-json\/wp\/v2\/glossary\/20649?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=\"Th\u00eam v\u00e0o gi\u1ecf h\u00e0ng: \u201cVibration sensor\u201d\" rel=\"nofollow\" data-success_message=\"\u201cVibration sensor\u201d \u0111\u00e3 \u0111\u01b0\u1ee3c th\u00eam v\u00e0o gi\u1ecf h\u00e0ng c\u1ee7a b\u1ea1n\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Th\u00eam v\u00e0o gi\u1ecf h\u00e0ng<\/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\/vi\/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\/vi\/product\/optical-sensor-for-balanset-and-arbalance\/\" title=\"C\u1ea3m bi\u1ebfn quang h\u1ecdc (M\u00e1y \u0111o t\u1ed1c \u0111\u1ed9 laser)\">\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=\"C\u1ea3m bi\u1ebfn quang h\u1ecdc (M\u00e1y \u0111o t\u1ed1c \u0111\u1ed9 laser)\" 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\/vi\/product-category\/parts\/\" rel=\"tag\">Ph\u1ee5 t\u00f9ng<\/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\/vi\/product\/optical-sensor-for-balanset-and-arbalance\/\" title=\"C\u1ea3m bi\u1ebfn quang h\u1ecdc (M\u00e1y \u0111o t\u1ed1c \u0111\u1ed9 laser)\">C\u1ea3m bi\u1ebfn quang h\u1ecdc (M\u00e1y \u0111o t\u1ed1c \u0111\u1ed9 laser)<\/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> + Thu\u1ebf GTGT (n\u1ebfu c\u00f3)<\/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=\"\/vi\/wp-json\/wp\/v2\/glossary\/20649?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=\"Th\u00eam v\u00e0o gi\u1ecf h\u00e0ng\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Th\u00eam v\u00e0o gi\u1ecf h\u00e0ng\" 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=\"\/vi\/wp-json\/wp\/v2\/glossary\/20649?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=\"Th\u00eam v\u00e0o gi\u1ecf h\u00e0ng: \u201cOptical Sensor (Laser Tachometer)\u201d\" rel=\"nofollow\" data-success_message=\"\u201cOptical Sensor (Laser Tachometer)\u201d \u0111\u00e3 \u0111\u01b0\u1ee3c th\u00eam v\u00e0o gi\u1ecf h\u00e0ng c\u1ee7a b\u1ea1n\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Th\u00eam v\u00e0o gi\u1ecf h\u00e0ng<\/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\/vi\/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\/vi\/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=\"B\u1ed9 d\u1ee5ng c\u1ee5 c\u00e2n b\u1eb1ng r\u00f4to Vibromera: h\u1ed9p \u0111\u1ef1ng, b\u1ed9 \u0111i\u1ec1u ch\u1ec9nh t\u00edn hi\u1ec7u \u0111a k\u00eanh, m\u00e1y ph\u00e2n t\u00edch c\u1ea7m tay, \u0111\u1ebf t\u1eeb, c\u1ea3m bi\u1ebfn rung v\u00e0 d\u00e2y c\u00e1p xo\u1eafn.\" 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\/vi\/product-category\/devices\/\" rel=\"tag\">Thi\u1ebft b\u1ecb<\/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\/vi\/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> + Thu\u1ebf GTGT (n\u1ebfu c\u00f3)<\/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=\"\/vi\/wp-json\/wp\/v2\/glossary\/20649?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=\"Th\u00eam v\u00e0o gi\u1ecf h\u00e0ng\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Th\u00eam v\u00e0o gi\u1ecf h\u00e0ng\" 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=\"\/vi\/wp-json\/wp\/v2\/glossary\/20649?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=\"Th\u00eam v\u00e0o gi\u1ecf h\u00e0ng: \u201cBalanset-4\u201d\" rel=\"nofollow\" data-success_message=\"\u201cBalanset-4\u201d \u0111\u00e3 \u0111\u01b0\u1ee3c th\u00eam v\u00e0o gi\u1ecf h\u00e0ng c\u1ee7a b\u1ea1n\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Th\u00eam v\u00e0o gi\u1ecf h\u00e0ng<\/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\/vi\/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\/vi\/product\/magnet-stand\/\" title=\"\u0110\u1ebf t\u1eeb 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=\"\u0110\u1ebf nam ch\u00e2m.\" 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\/vi\/product-category\/parts\/\" rel=\"tag\">Ph\u1ee5 t\u00f9ng<\/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\/vi\/product\/magnet-stand\/\" title=\"\u0110\u1ebf t\u1eeb Insize-60-kgf\">\u0110\u1ebf t\u1eeb 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> + Thu\u1ebf GTGT (n\u1ebfu c\u00f3)<\/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=\"\/vi\/wp-json\/wp\/v2\/glossary\/20649?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=\"Th\u00eam v\u00e0o gi\u1ecf h\u00e0ng\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Th\u00eam v\u00e0o gi\u1ecf h\u00e0ng\" 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=\"\/vi\/wp-json\/wp\/v2\/glossary\/20649?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=\"Th\u00eam v\u00e0o gi\u1ecf h\u00e0ng: \u201cMagnetic Stand Insize-60-kgf\u201d\" rel=\"nofollow\" data-success_message=\"\u201cMagnetic Stand Insize-60-kgf\u201d \u0111\u00e3 \u0111\u01b0\u1ee3c th\u00eam v\u00e0o gi\u1ecf h\u00e0ng c\u1ee7a b\u1ea1n\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Th\u00eam v\u00e0o gi\u1ecf h\u00e0ng<\/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\/vi\/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\/vi\/product\/reflective-tape\/\" title=\"B\u0103ng ph\u1ea3n quang\">\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=\"B\u0103ng ph\u1ea3n quang\" 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\/vi\/product-category\/parts\/\" rel=\"tag\">Ph\u1ee5 t\u00f9ng<\/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\/vi\/product\/reflective-tape\/\" title=\"B\u0103ng ph\u1ea3n quang\">B\u0103ng ph\u1ea3n quang<\/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> + Thu\u1ebf GTGT (n\u1ebfu c\u00f3)<\/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=\"\/vi\/wp-json\/wp\/v2\/glossary\/20649?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=\"Th\u00eam v\u00e0o gi\u1ecf h\u00e0ng\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Th\u00eam v\u00e0o gi\u1ecf h\u00e0ng\" 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=\"\/vi\/wp-json\/wp\/v2\/glossary\/20649?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=\"Th\u00eam v\u00e0o gi\u1ecf h\u00e0ng: \u201cReflective tape\u201d\" rel=\"nofollow\" data-success_message=\"\u201cReflective tape\u201d \u0111\u00e3 \u0111\u01b0\u1ee3c th\u00eam v\u00e0o gi\u1ecf h\u00e0ng c\u1ee7a b\u1ea1n\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Th\u00eam v\u00e0o gi\u1ecf h\u00e0ng<\/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\/vi\/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\/vi\/product\/dynamic-balancer-balanset-1a\/\" title=\"M\u00e1y c\u00e2n b\u1eb1ng \u0111\u1ed9ng \u201cBalanset-1A\u201d 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=\"N\u1ed9i dung b\u1ed9 s\u1ea3n ph\u1ea9m Balanset-1A bao g\u1ed3m thi\u1ebft b\u1ecb giao di\u1ec7n, c\u1ea3m bi\u1ebfn, m\u00e1y \u0111o t\u1ed1c \u0111\u1ed9 v\u00e0 c\u00e1c ph\u1ee5 ki\u1ec7n\" 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\/vi\/product-category\/devices\/\" rel=\"tag\">Thi\u1ebft b\u1ecb<\/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\/vi\/product\/dynamic-balancer-balanset-1a\/\" title=\"M\u00e1y c\u00e2n b\u1eb1ng \u0111\u1ed9ng \u201cBalanset-1A\u201d OEM\">M\u00e1y c\u00e2n b\u1eb1ng \u0111\u1ed9ng \u201cBalanset-1A\u201d 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> + Thu\u1ebf GTGT (n\u1ebfu c\u00f3)<\/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=\"\/vi\/wp-json\/wp\/v2\/glossary\/20649?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=\"Th\u00eam v\u00e0o gi\u1ecf h\u00e0ng\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Th\u00eam v\u00e0o gi\u1ecf h\u00e0ng\" 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=\"\/vi\/wp-json\/wp\/v2\/glossary\/20649?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=\"Th\u00eam v\u00e0o gi\u1ecf h\u00e0ng: \u201cDynamic balancer \u201cBalanset-1A\u201d OEM\u201d\" rel=\"nofollow\" data-success_message=\"\u201cDynamic balancer \u201cBalanset-1A\u201d OEM\u201d \u0111\u00e3 \u0111\u01b0\u1ee3c th\u00eam v\u00e0o gi\u1ecf h\u00e0ng c\u1ee7a b\u1ea1n\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Th\u00eam v\u00e0o gi\u1ecf h\u00e0ng<\/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>L\u1ed7i ph\u1ea7n t\u1eed l\u0103n<\/strong> l\u00e0 h\u01b0 h\u1ecfng, khi\u1ebfm khuy\u1ebft ho\u1eb7c kh\u00f4ng ho\u00e0n h\u1ea3o trong c\u00e1c bi ho\u1eb7c cu\u1ed9n c\u1ee7a v\u00f2ng bi l\u0103n. Ch\u00fang bao g\u1ed3m c\u00e1c v\u1ebft bong tr\u00f3c b\u1ec1 m\u1eb7t, v\u1ebft n\u1ee9t, nhi\u1ec5m b\u1ea9n nh\u00fang ch\u00ecm, c\u00e1c h\u1ee3p ch\u1ea5t v\u1eadt li\u1ec7u, \u0103n m\u00f2n v\u00e0 c\u00e1c khi\u1ebfm khuy\u1ebft h\u00ecnh h\u1ecdc. Khi m\u1ed9t bi ho\u1eb7c cu\u1ed9n b\u1ecb h\u01b0 h\u1ecfng quay qua v\u00f2ng bi, n\u00f3 s\u1ebd va ch\u1ea1m v\u1edbi c\u1ea3 cu\u1ed9n ray b\u00ean trong v\u00e0 b\u00ean ngo\u00e0i, t\u1ea1o ra <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/vibration\/\">rung \u0111\u1ed9ng<\/a> t\u1ea1i <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/bsf\/\">t\u1ea7n s\u1ed1 quay c\u1ee7a b\u00f3ng (BSF)<\/a> v\u1edbi \u0111\u1eb7c t\u00ednh <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/sidebands\/\">d\u1ea3i b\u00ean<\/a> c\u00e1ch \u0111\u1ec1u nhau t\u1ea1i <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/ftf\/\">l\u1ed3ng, ho\u1eb7c t\u1ea7n s\u1ed1 \u0111o\u00e0n t\u00e0u c\u01a1 b\u1ea3n (FTF)<\/a>. C\u00e1c khi\u1ebfm khuy\u1ebft v\u1ec1 ph\u1ea7n t\u1eed l\u0103n l\u00e0 m\u1ed9t trong b\u1ed1n khi\u1ebfm khuy\u1ebft \u0111\u1ecbnh v\u1ecb c\u1ed5 \u0111i\u1ec3n <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/bearing-defects\/\">khuy\u1ebft t\u1eadt \u1ed5 tr\u1ee5c<\/a>, c\u00f9ng v\u1edbi c\u00e1c l\u1ed7i \u0111\u01b0\u1eddng ray b\u00ean trong, \u0111\u01b0\u1eddng ray b\u00ean ngo\u00e0i v\u00e0 l\u1ed3ng.<\/p>\n<p>Ch\u00fang \u00edt ph\u1ed5 bi\u1ebfn h\u01a1n c\u00e1c khuy\u1ebft t\u1eadt \u0111\u01b0\u1eddng l\u0103n, chi\u1ebfm kho\u1ea3ng 10\u201315% c\u00e1c tr\u01b0\u1eddng h\u1ee3p h\u1ecfng v\u00f2ng bi, nh\u01b0ng khi x\u1ea3y ra, ch\u00fang t\u1ea1o ra m\u1ed9t ch\u1eef k\u00fd \u0111\u1eb7c tr\u01b0ng, \u0111\u00f4i khi g\u00e2y nh\u1ea7m l\u1eabn v\u00e0 c\u00f3 th\u1ec3 ph\u00e1t tri\u1ec3n nhanh ch\u00f3ng d\u1eabn \u0111\u1ebfn h\u1ecfng v\u00f2ng bi ho\u00e0n to\u00e0n. V\u00ec l\u1ed7i quay c\u00f9ng v\u1edbi ph\u1ea7n t\u1eed ch\u1ee9 kh\u00f4ng gi\u1eef c\u1ed1 \u0111\u1ecbnh trong v\u00f9ng t\u1ea3i, h\u00e0nh vi rung c\u1ee7a n\u00f3 kh\u00e1c bi\u1ec7t v\u1edbi l\u1ed7i \u0111\u01b0\u1eddng l\u0103n \u2014 m\u1ed9t \u0111i\u1ec3m k\u1ef3 l\u1ea1 v\u1eeba l\u00e0 d\u1ea5u hi\u1ec7u ch\u1ea9n \u0111o\u00e1n v\u1eeba l\u00e0 \u0111au \u0111\u1ea7u trong ph\u00e2n t\u00edch xu h\u01b0\u1edbng.<\/p>\n<h2>1. \u0110\u1ecbnh ngh\u0129a: Khuy\u1ebft t\u1eadt ph\u1ea7n t\u1eed l\u0103n l\u00e0 g\u00ec?<\/h2>\n<p>Ph\u1ea7n t\u1eed l\u0103n \u2014 qu\u1ea3 c\u1ea7u trong v\u00f2ng bi c\u1ea7u, xi lanh, kim ho\u1eb7c con l\u0103n c\u00f4nic trong v\u00f2ng bi l\u0103n \u2014 l\u00e0 th\u00e0nh ph\u1ea7n th\u1ef1c s\u1ef1 ch\u1ecbu t\u1ea3i gi\u1eefa hai \u0111\u01b0\u1eddng l\u0103n trong khi n\u00f3 quay. B\u1ec1 m\u1eb7t c\u1ee7a n\u00f3 l\u00e0 m\u1ed9t b\u1ec1 m\u1eb7t th\u00e9p v\u00f2ng bi ho\u00e0n thi\u1ec7n ch\u00ednh x\u00e1c, l\u00e0m c\u1ee9ng xuy\u00ean su\u1ed1t, ph\u1ea3i gi\u1eef h\u00ecnh h\u1ecdc ho\u00e0n h\u1ea3o \u0111\u1ec3 l\u0103n s\u1ea1ch. B\u1ea5t k\u1ef3 vi ph\u1ea1m n\u00e0o tr\u00ean b\u1ec1 m\u1eb7t \u0111\u00f3, d\u00f9 b\u1eaft ngu\u1ed3n t\u1eeb nh\u00e0 m\u00e1y th\u00e9p hay g\u00e2y ra trong v\u1eadn h\u00e0nh, \u0111\u1ec1u tr\u1edf th\u00e0nh n\u01a1i t\u1eadp trung \u1ee9ng su\u1ea5t v\u00e0 ngu\u1ed3n t\u00e1c \u0111\u1ed9ng.<\/p>\n<p>M\u1ed7i khi khuy\u1ebft t\u1eadt tr\u00ean ph\u1ea7n t\u1eed ti\u1ebfp x\u00fac v\u1edbi m\u1ed9t \u0111\u01b0\u1eddng l\u0103n, n\u00f3 t\u1ea1o ra m\u1ed9t xung nh\u1ecf. Trong m\u1ed9t v\u00f2ng quay \u0111\u1ea7y \u0111\u1ee7 c\u1ee7a l\u1ed3ng, ph\u1ea7n t\u1eed ti\u1ebfp x\u00fac v\u1edbi \u0111\u01b0\u1eddng l\u0103n ngo\u00e0i m\u1ed9t l\u1ea7n v\u00e0 \u0111\u01b0\u1eddng l\u0103n trong m\u1ed9t l\u1ea7n, do \u0111\u00f3 m\u1ed9t khuy\u1ebft t\u1eadt \u0111\u01a1n l\u1ebb c\u00f3 xu h\u01b0\u1edbng t\u1ea1o ra hai t\u00e1c \u0111\u1ed9ng tr\u00ean m\u1ed7i v\u00f2ng quay c\u1ee7a ph\u1ea7n t\u1eed \u2014 \u0111\u00f3 l\u00e0 l\u00fd do t\u1ea1i sao \u0111i\u1ec1u h\u00f2a th\u1ee9 hai, 2\u00d7BSF, l\u1ea1i n\u1ed5i b\u1eadt trong ph\u1ed5. T\u1ed1c \u0111\u1ed9 l\u1eb7p l\u1ea1i c\u1ee7a nh\u1eefng t\u00e1c \u0111\u1ed9ng \u0111\u00f3 \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh b\u1edfi h\u00ecnh h\u1ecdc v\u00f2ng bi (\u0111\u01b0\u1eddng k\u00ednh qu\u1ea3 c\u1ea7u, \u0111\u01b0\u1eddng k\u00ednh s\u00e2n, g\u00f3c ti\u1ebfp x\u00fac, v\u00e0 s\u1ed1 l\u01b0\u1ee3ng ph\u1ea7n t\u1eed), cho ph\u00e9p l\u1ed7i n\u00e0y c\u00f3 m\u1ed9t t\u1ea7n s\u1ed1 ch\u1eef k\u00fd c\u00f3 th\u1ec3 t\u00ednh to\u00e1n \u0111\u01b0\u1ee3c v\u00e0 kh\u00e1c bi\u1ec7t r\u00f5 r\u00e0ng v\u1edbi <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/running-speed\/\">t\u1ed1c \u0111\u1ed9 v\u1eadn h\u00e0nh<\/a> ho\u1eb7c c\u1ee7a n\u00f3 <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/harmonics\/\">s\u00f3ng h\u00e0i<\/a>.<\/p>\n<h2>2. C\u00e1c lo\u1ea1i khuy\u1ebft t\u1eadt ph\u1ea7n t\u1eed l\u0103n<\/h2>\n<h3>R\u1ed7 b\u1ec1 m\u1eb7t<\/h3>\n<p>Khuy\u1ebft t\u1eadt ph\u1ea7n t\u1eed l\u0103n ph\u1ed5 bi\u1ebfn nh\u1ea5t. M\u1ec7t m\u1ecfi do ti\u1ebfp x\u00fac l\u0103n l\u00e0m cho m\u1ed9t m\u1ea3nh v\u1eadt li\u1ec7u b\u1ecb bong ra kh\u1ecfi b\u1ec1 m\u1eb7t, \u0111\u1ec3 l\u1ea1i m\u1ed9t h\u1ed1 ho\u1eb7c r\u00e3nh. C\u00e1c v\u1ebft bong v\u1ee1 th\u01b0\u1eddng r\u1ed9ng 0,5\u20133 mm l\u00fac \u0111\u1ea7u nh\u01b0ng ph\u00e1t tri\u1ec3n khi c\u00e1c c\u1ea1nh s\u1eafc nh\u1ecdn c\u1ee7a l\u00f5m b\u1ecb \u0111\u1eadp v\u00e0o c\u00e1c \u0111\u01b0\u1eddng l\u0103n v\u00e0 t\u1ea1o ra nhi\u1ec1u m\u1ea3nh v\u1ee5n h\u01a1n. M\u1ed7i l\u1ea7n v\u1ebft bong v\u1ee1 \u0111i qua m\u1ed9t \u0111\u01b0\u1eddng l\u0103n t\u1ea1o ra m\u1ed9t t\u00e1c \u0111\u1ed9ng, t\u1ea1o ra rung \u0111\u1ed9ng \u1edf BSF v\u00e0 th\u01b0\u1eddng l\u00e0 2\u00d7BSF n\u1ed5i b\u1eadt. (Xem <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/spalling\/\">bong tr\u00f3c<\/a> c\u01a1 ch\u1ebf m\u1ec7t m\u1ecfi c\u01a1 b\u1ea3n.)<\/p>\n<h3>C\u00e1c v\u1ebft n\u1ee9t<\/h3>\n<p>C\u00e1c v\u1ebft n\u1ee9t ph\u00e1t sinh t\u1eeb qu\u00e1 t\u1ea3i, t\u1ed5n th\u01b0\u01a1ng va \u0111\u1eadp ho\u1eb7c m\u1ec7t m\u1ecfi, v\u00e0 c\u00f3 th\u1ec3 l\u00e0 b\u1ec1 m\u1eb7t ph\u00e1 v\u1ee1 ho\u1eb7c d\u01b0\u1edbi b\u1ec1 m\u1eb7t. M\u1ed9t v\u1ebft n\u1ee9t lan truy\u1ec1n cho \u0111\u1ebfn khi m\u1ed9t ph\u1ea7n t\u00e1ch ra \u2014 t\u1ea1i th\u1eddi \u0111i\u1ec3m \u0111\u00f3 n\u00f3 tr\u1edf th\u00e0nh m\u1ed9t v\u1ebft bong tr\u00f3c. C\u00e1c v\u1ebft n\u1ee9t kh\u00f3 ph\u00e1t hi\u1ec7n tr\u01b0\u1edbc khi \u0111i\u1ec1u \u0111\u00f3 x\u1ea3y ra, v\u00e0 trong c\u00e1c tr\u01b0\u1eddng h\u1ee3p nghi\u00eam tr\u1ecdng, m\u1ed9t qu\u1ea3 c\u1ea7u c\u00f3 th\u1ec3 v\u1ee1 v\u00e0 v\u1ee1 th\u00e0nh m\u1ea3nh, g\u00e2y ra s\u1ef1 c\u1ed1 t\u00ea li\u1ec7t \u0111\u1ed9t ng\u1ed9t.<\/p>\n<h3>Bao g\u1ed3m v\u1eadt li\u1ec7u<\/h3>\n<p>M\u1ed9t khi\u1ebfm khuy\u1ebft s\u1ea3n xu\u1ea5t: v\u1eadt li\u1ec7u n\u01b0\u1edbc ngo\u00e0i ho\u1eb7c kho\u1ea3ng tr\u1ed1ng b\u1ecb m\u1eafc trong th\u00e9p v\u00f2ng bi. C\u00e1c t\u1ea1p ch\u1ea5t t\u1ea1o ra t\u1eadp trung \u1ee9ng su\u1ea5t l\u00e0m kh\u1edfi \u0111\u1ed9ng m\u1ec7t m\u1ecfi s\u1edbm, th\u01b0\u1eddng kh\u00f4ng th\u1ec3 ph\u00e1t hi\u1ec7n \u0111\u01b0\u1ee3c cho \u0111\u1ebfn khi bong tr\u00f3c ph\u00e1t tri\u1ec3n xung quanh t\u1ea1p ch\u1ea5t. Th\u00e9p v\u00f2ng bi s\u1ea1ch, ch\u1ea5t l\u01b0\u1ee3ng cao l\u00e0 c\u00e1ch ph\u00f2ng ch\u1ed1ng duy nh\u1ea5t th\u1ef1c s\u1ef1.<\/p>\n<h3>Nhi\u1ec5m b\u1ea9n nh\u00fang<\/h3>\n<p>C\u00e1c h\u1ea1t c\u1ee9ng \u2014 b\u1ee5i, grit m\u00e0i, m\u1ea3nh kim lo\u1ea1i \u2014 \u1ea5n v\u00e0o b\u1ec1 m\u1eb7t ph\u1ea7n t\u1eed t\u1ea1o th\u00e0nh m\u1ed9t c\u00e1i g\u00f2 n\u1ed5i l\u00ean \u0111\u1eadp v\u00e0o c\u00e1c v\u00f2ng tr\u00ean m\u1ed7i l\u1ea7n v\u01b0\u1ee3t qua. V\u1ebft l\u00f5m c\u0169ng tr\u1edf th\u00e0nh c\u00f4ng c\u01a1 \u1ee9ng su\u1ea5t c\u00f3 th\u1ec3 kh\u1edfi t\u1ea1o v\u1ebft bong tr\u00f3c. K\u1ebft qu\u1ea3 l\u00e0 rung \u0111\u1ed9ng t\u00e1c \u0111\u1ed9ng \u1edf BSF, v\u00e0 nguy\u00ean nh\u00e2n g\u1ed1c r\u1ec5 h\u1ea7u nh\u01b0 lu\u00f4n l\u00e0 s\u1ef1 c\u00e1ch ly ho\u1eb7c l\u1ecdc kh\u00f4ng \u0111\u1ee7, chu\u1ed7i s\u1ef1 ki\u1ec7n t\u01b0\u01a1ng t\u1ef1 \u0111\u01b0\u1ee3c \u0111\u1ec1 c\u1eadp trong <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/bearing-lubrication\/\">b\u00f4i tr\u01a1n v\u00f2ng bi<\/a> \u0111\u1ed9 s\u1ea1ch.<\/p>\n<h3>\u0102n m\u00f2n v\u00e0 h\u01b0 h\u1ecfng do \u0111\u1ed9 \u1ea9m<\/h3>\n<p>N\u01b0\u1edbc x\u00e2m nh\u1eadp ho\u1eb7c ng\u01b0ng t\u1ee5 t\u1ea1o th\u00e0nh nh\u1eefng v\u1ebft g\u1ec9, <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/pitting\/\">r\u1ed7<\/a>, v\u00e0 \u0111\u1ed9 nh\u00e1m b\u1ec1 m\u1eb7t. C\u00e1c khu v\u1ef1c b\u1ecb \u0103n m\u00f2n ho\u1ea1t \u0111\u1ed9ng nh\u01b0 c\u00e1c trang web b\u1eaft \u0111\u1ea7u m\u1ec7t m\u1ecfi. S\u1ef1 c\u00e1ch ly th\u00edch h\u1ee3p v\u00e0 c\u00e1c ch\u1ea5t b\u00f4i tr\u01a1n ch\u1ed1ng \u0103n m\u00f2n ng\u0103n ch\u1eb7n n\u00f3.<\/p>\n<h3>Brinelling v\u00e0 m\u00f3p<\/h3>\n<p>T\u1ea3i tr\u1ecdng va \u0111\u1eadp \u2014 th\u1ea3 v\u00f2ng bi, s\u1ed1c trong qu\u00e1 tr\u00ecnh x\u1eed l\u00fd, ho\u1eb7c qu\u00e1 t\u1ea3i t\u0129nh \u2014 \u0111\u1ec3 l\u1ea1i nh\u1eefng v\u1ebft l\u00f5m v\u0129nh vi\u1ec5n tr\u00ean b\u1ec1 m\u1eb7t ph\u1ea7n t\u1eed. S\u1ef1 v\u00f2 ch\u1eef gi\u1ea3 c\u0169ng c\u00f3 th\u1ec3 x\u1ea3y ra t\u1eeb rung \u0111\u1ed9ng khi m\u00e1y \u0111\u1ee9ng y\u00ean. Nh\u1eefng c\u00e1i kh\u00eda c\u1ea1nh n\u00e0y t\u1ea1o ra nh\u1eefng c\u00fa \u0111\u1eadp v\u00e0 t\u1eadp trung \u1ee9ng su\u1ea5t; x\u1eed l\u00fd c\u1ea9n th\u1eadn v\u00e0 l\u1eafp r\u00e1p \u0111\u00fang l\u00e0 li\u1ec1u tr\u1ecb.<\/p>\n<h2>3. Ch\u1eef k\u00fd rung \u0111\u1ed9ng<\/h2>\n<h3>Th\u00e0nh ph\u1ea7n t\u1ea7n s\u1ed1<\/h3>\n<p>C\u00e1c khi\u1ebfm khuy\u1ebft c\u1ee7a ph\u1ea7n t\u1eed l\u0103n t\u1ea1o ra m\u1ed9t m\u00f4 h\u00ecnh c\u00f3 th\u1ec3 nh\u1eadn bi\u1ebft trong <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/spectrum\/\">ph\u1ed5 rung \u0111\u1ed9ng<\/a>:<\/p>\n<ul>\n<li><strong>T\u1ea7n s\u1ed1 ch\u00ednh:<\/strong> BSF, th\u01b0\u1eddng l\u00e0 2\u20133\u00d7 t\u1ed1c \u0111\u1ed9 ch\u1ea1y.<\/li>\n<li><strong>H\u00e0i t\u1ea7n hai m\u1ea1nh:<\/strong> 2\u00d7BSF th\u01b0\u1eddng l\u1edbn h\u01a1n gi\u00e1 tr\u1ecb c\u01a1 b\u1ea3n, v\u00ec khi\u1ebfm khuy\u1ebft \u0111\u1eadp v\u00e0o c\u1ea3 hai v\u00f2ng trong m\u1ed7i l\u1ea7n quay ph\u1ea7n t\u1eed.<\/li>\n<li><strong>Kho\u1ea3ng c\u00e1ch d\u1ea3i bi\u00ean:<\/strong> D\u1ea3i bi\u00ean FTF (t\u1ea7n s\u1ed1 l\u1ed3ng) \u2014 <em>kh\u00f4ng<\/em> 1\u00d7 d\u1ea3i b\u00ean. \u0110\u00e2y l\u00e0 c\u00f4ng c\u1ee5 ph\u00e2n bi\u1ec7t ch\u00ednh t\u1eeb s\u1ef1 c\u1ed1 v\u00f2ng trong.<\/li>\n<li><strong>M\u1eabu:<\/strong> BSF \u00b1 FTF, BSF \u00b1 2\u00d7FTF v\u00e0 c\u1ee9 ti\u1ebfp t\u1ee5c nh\u01b0 v\u1eady, x\u00e2y d\u1ef1ng m\u1ed9t &#8220;h\u00e0ng r\u00e0o c\u1ed9t&#8221; c\u1ee7a c\u00e1c \u0111\u1ec9nh c\u00e1ch nhau \u1edf t\u1ea7n s\u1ed1 l\u1ed3ng.<\/li>\n<\/ul>\n<p>V\u00ec nh\u1eefng c\u00fa \u0111\u1eadp ng\u1eafn v\u00e0 t\u1ea7n s\u1ed1 cao, ch\u00fang th\u01b0\u1eddng b\u1ecb ch\u00f4n v\u00f9i trong ph\u1ed5 th\u00f4 v\u00e0 ch\u1ec9 xu\u1ea5t hi\u1ec7n r\u00f5 r\u00e0ng sau khi kh\u1eed \u0111i\u1ec1u bi\u1ebfn. <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/envelope-analysis\/\">Ph\u00e2n t\u00edch \u0111\u01b0\u1eddng bao<\/a> s\u1eeda ch\u1eefa v\u00e0 b\u1ed9 l\u1ecdc d\u1ea3i th\u00f4ng \u0111\u1ec3 l\u1ed9 t\u1ef7 l\u1ec7 l\u1eb7p l\u1ea1i, v\u00e0 <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/envelope-spectrum\/\">ph\u1ed5 bao<\/a> l\u00e0 n\u01a1i m\u00e0 gia \u0111\u00ecnh BSF\/FTF r\u00f5 r\u00e0ng nh\u1ea5t. C\u00e1c <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/bearing-fault-frequencies\/\">t\u1ea7n s\u1ed1 l\u1ed7i \u1ed5 tr\u1ee5c<\/a> cho v\u00f2ng trong, v\u00f2ng ngo\u00e0i v\u00e0 l\u1ed3ng ho\u00e0n th\u00e0nh b\u1ed9 c\u00f4ng c\u1ee5 ch\u1ea9n \u0111o\u00e1n.<\/p>\n<h3>Ph\u00e2n bi\u1ec7t b\u1ed1n lo\u1ea1i l\u1ed7i v\u00f2ng bi<\/h3>\n<table border=\"1\" style=\"width:100%; border-collapse:collapse;\">\n<tr>\n<th>T\u00ednh n\u0103ng<\/th>\n<th>V\u00f2ng ngo\u00e0i (<a href=\"https:\/\/vibromera.eu\/vi\/glossary\/bpfo\/\">BPFO<\/a>)<\/th>\n<th>V\u00f2ng trong (<a href=\"https:\/\/vibromera.eu\/vi\/glossary\/bpfi\/\">BPFI<\/a>)<\/th>\n<th>T\u1ea7n s\u1ed1 quay l\u1ec7ch (BSF)<\/th>\n<\/tr>\n<tr>\n<td>T\u1ea7n s\u1ed1 ch\u00ednh<\/td>\n<td>BPFO (3\u20135\u00d7)<\/td>\n<td>BPFI (5\u20137\u00d7)<\/td>\n<td>BSF (2\u20133\u00d7)<\/td>\n<\/tr>\n<tr>\n<td>Kho\u1ea3ng c\u00e1ch d\u1ea3i bi\u00ean<\/td>\n<td>Kh\u00f4ng c\u00f3 ho\u1eb7c t\u1ed1i thi\u1ec3u<\/td>\n<td>\u00b11\u00d7 (t\u1ed1c \u0111\u1ed9 tr\u1ee5c)<\/td>\n<td>\u00b1FTF (t\u1ed1c \u0111\u1ed9 l\u1ed3ng)<\/td>\n<\/tr>\n<tr>\n<td>\u1ed4n \u0111\u1ecbnh bi\u00ean \u0111\u1ed9<\/td>\n<td>T\u01b0\u01a1ng \u0111\u1ed1i \u1ed5n \u0111\u1ecbnh<\/td>\n<td>\u1ed4n \u0111\u1ecbnh<\/td>\n<td>Bi\u1ebfn \u0111\u1ed5i (ph\u1ee5 thu\u1ed9c v\u00e0o v\u1ecb tr\u00ed b\u00f3ng)<\/td>\n<\/tr>\n<tr>\n<td>S\u1ef1 xu\u1ea5t hi\u1ec7n<\/td>\n<td>Ph\u1ed5 bi\u1ebfn nh\u1ea5t (~40%)<\/td>\n<td>Ph\u1ed5 bi\u1ebfn (~35%)<\/td>\n<td>\u00cdt ph\u1ed5 bi\u1ebfn (~10\u201315%)<\/td>\n<\/tr>\n<\/table>\n<h3>Bi\u1ebfn thi\u00ean bi\u00ean \u0111\u1ed9<\/h3>\n<p>M\u1ed9t \u0111\u1eb7c \u0111i\u1ec3m \u0111\u1eb7c tr\u01b0ng c\u1ee7a l\u1ed7i bi l\u00e0 bi\u00ean \u0111\u1ed9 \u0111o \u0111\u01b0\u1ee3c dao \u0111\u1ed9ng gi\u1eefa c\u00e1c l\u1ea7n \u0111o:<\/p>\n<ul>\n<li>Khi ph\u1ea7n t\u1eed b\u1ecb l\u1ed7i l\u0103n qua v\u00f9ng t\u1ea3i, c\u00e1c t\u00e1c \u0111\u1ed9ng m\u1ea1nh v\u00e0 bi\u00ean \u0111\u1ed9 cao.<\/li>\n<li>Khi ph\u1ea7n t\u1eed t\u01b0\u01a1ng t\u1ef1 \u1edf ph\u00eda kh\u00f4ng t\u1ea3i c\u1ee7a v\u00f2ng bi, ti\u1ebfp x\u00fac nh\u1eb9 v\u00e0 bi\u00ean \u0111\u1ed9 gi\u1ea3m.<\/li>\n<li>\u0110i\u1ec1u ch\u1ebf n\u00e0y \u0111\u01b0\u1ee3c \u0111i\u1ec1u ch\u1ec9nh b\u1edfi t\u1ea7n s\u1ed1 l\u1ed3ng (do \u0111\u00f3 c\u00e1c sideband FTF) v\u00e0 c\u00f3 th\u1ec3 l\u00e0m cho \u0111\u01a1n gi\u1ea3n <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/trending\/\">xu h\u01b0\u1edbng<\/a> kh\u00f4ng \u1ed5n \u0111\u1ecbnh \u2014 nh\u01b0ng ch\u00ednh th\u1ef1c t\u1ebf m\u1ee9c \u0111\u1ed9 th\u1edf l\u00ean xu\u1ed1ng l\u00e0 d\u1ea5u hi\u1ec7u ch\u1ea9n \u0111o\u00e1n cho l\u1ed7i ph\u1ea7n t\u1eed l\u0103n.<\/li>\n<\/ul>\n<h2>4. Ti\u1ebfn tr\u00ecnh v\u00e0 H\u1eadu qu\u1ea3<\/h2>\n<h3>Ph\u00e1t tri\u1ec3n khi\u1ebfm khuy\u1ebft<\/h3>\n<ol>\n<li><strong>Kh\u1edfi \u0111\u1ea7u:<\/strong> m\u1ed9t v\u1ebft n\u1ee9t b\u1ec1 m\u1eb7t nh\u1ecf ho\u1eb7c m\u1ed9t khuy\u1ebft t\u1eadt d\u01b0\u1edbi b\u1ec1 m\u1eb7t.<\/li>\n<li><strong>Vi r\u1ed7:<\/strong> m\u1ed9t m\u1ea3nh v\u1eadt li\u1ec7u nh\u1ecf b\u1ecb g\u00e3y.<\/li>\n<li><strong>R\u1ed7 ph\u00e1t tri\u1ec3n:<\/strong> c\u00e1c t\u00e1c \u0111\u1ed9ng \u1edf c\u1ea1nh spall lan truy\u1ec1n thi\u1ec7t h\u1ea1i.<\/li>\n<li><strong>V\u1ee1 l\u1ed3ng nhi\u1ec1u:<\/strong> m\u1ea3nh v\u1ee5n l\u01b0u th\u00f4ng l\u00e0m m\u00f2n b\u1ec1 m\u1eb7t v\u00e0 t\u1ea1o ra c\u00e1c l\u1ed7i ti\u1ebfp theo.<\/li>\n<li><strong>Ph\u00e2n m\u1ea3nh bi:<\/strong> trong c\u00e1c tr\u01b0\u1eddng h\u1ee3p nghi\u00eam tr\u1ecdng, to\u00e0n b\u1ed9 bi b\u1ecb n\u1ee9t v\u00e0 b\u1ecb v\u1ee1.<\/li>\n<li><strong>Th\u1ea5t b\u1ea1i ho\u00e0n to\u00e0n:<\/strong> v\u00f2ng bi m\u1ea5t kh\u1ea3 n\u0103ng ch\u1ecbu t\u1ea3i, th\u01b0\u1eddng b\u1ecb gi\u1eef l\u1ea1i.<\/li>\n<\/ol>\n<h3>Thi\u1ec7t h\u1ea1i gi\u00e1n ti\u1ebfp<\/h3>\n<ul>\n<li><strong>Thi\u1ec7t h\u1ea1i v\u00f2ng bi:<\/strong> ph\u1ea7n t\u1eed b\u1ecb l\u1ed7i \u0111\u1ec3 l\u1ea1i v\u1ebft x\u01b0\u1edbc tr\u00ean c\u1ea3 \u0111\u01b0\u1eddng ray trong v\u00e0 ngo\u00e0i.<\/li>\n<li><strong>L\u01b0u th\u00f4ng m\u1ea3nh v\u1ee1:<\/strong> v\u1eadt li\u1ec7u b\u1ecb spall g\u00e2y ra m\u00e0i m\u00f2n ba th\u00e2n trong to\u00e0n b\u1ed9 v\u00f2ng bi.<\/li>\n<li><strong>H\u01b0 h\u1ecfng l\u1ed3ng:<\/strong> m\u1ed9t ph\u1ea7n t\u1eed b\u1ecb nh\u00e1m m\u00f2n c\u00e1c t\u00fai l\u1ed3ng.<\/li>\n<li><strong>T\u00ecnh tr\u1ea1ng x\u1ea5u \u0111i nhanh ch\u00f3ng:<\/strong> m\u1ed9t khi m\u1ed9t ph\u1ea7n t\u1eed b\u1ecb h\u1ecfng, nh\u1eefng ph\u1ea7n t\u1eed kh\u00e1c theo s\u00e1t, v\u00ec v\u1eady kho\u1ea3ng th\u1eddi gian gi\u1eefa l\u1ed7i ph\u00e1t hi\u1ec7n \u0111\u01b0\u1ee3c v\u00e0 s\u1ef1 c\u1ed1 l\u00e0 ng\u1eafn.<\/li>\n<\/ul>\n<h2>5. Nguy\u00ean nh\u00e2n ph\u1ed5 bi\u1ebfn<\/h2>\n<h3>Khuy\u1ebft t\u1eadt s\u1ea3n xu\u1ea5t v\u00e0 v\u1eadt li\u1ec7u<\/h3>\n<ul>\n<li>C\u00e1c v\u1ebft h\u1edf ho\u1eb7c l\u1ed7 r\u1ed7ng b\u00ean trong v\u1eadt li\u1ec7u ph\u1ea7n t\u1eed.<\/li>\n<li>X\u1eed l\u00fd nhi\u1ec7t k\u00e9m \u0111\u1ec3 l\u1ea1i \u0111\u1ed9 c\u1ee9ng kh\u00f4ng \u0111\u1ee7 ho\u1eb7c kh\u00f4ng \u0111\u1ec1u.<\/li>\n<li>Khuy\u1ebft t\u1eadt \u0111\u1ed9 ho\u00e0n thi\u1ec7n b\u1ec1 m\u1eb7t.<\/li>\n<li>Nh\u1eefng khuy\u1ebft t\u1eadt h\u00ecnh h\u1ecdc nh\u01b0 bi kh\u00f4ng tr\u00f2n.<\/li>\n<\/ul>\n<h3>Thi\u1ec7t h\u1ea1i l\u1eafp \u0111\u1eb7t<\/h3>\n<ul>\n<li>T\u00e1c \u0111\u1ed9ng khi x\u1eed l\u00fd \u2014 r\u01a1i ho\u1eb7c va ch\u1ea1m v\u00f2ng bi.<\/li>\n<li>Brinelling do qu\u00e1 t\u1ea3i t\u0129nh, ho\u1eb7c brinelling gi\u1ea3 do rung \u0111\u1ed9ng khi \u0111\u1ee9ng y\u00ean.<\/li>\n<li>Nhi\u1ec5m b\u1ea9n g\u00e2y ra trong qu\u00e1 tr\u00ecnh l\u1eafp \u0111\u1eb7t, c\u00e1c h\u1ea1t nh\u00fang trong b\u1ec1 m\u1eb7t.<\/li>\n<\/ul>\n<h3>\u0110i\u1ec1u ki\u1ec7n ho\u1ea1t \u0111\u1ed9ng<\/h3>\n<ul>\n<li>B\u00f4i tr\u01a1n kh\u00f4ng \u0111\u1ee7 g\u00e2y ra h\u01b0 h\u1ecfng b\u1ec1 m\u1eb7t v\u00e0 h\u00e0n vi m\u00f4.<\/li>\n<li>Qu\u00e1 t\u1ea3i t\u0103ng t\u1ed1c \u0111\u1ed9 m\u1ec7t m\u1ecfi ti\u1ebfp x\u00fac l\u0103n.<\/li>\n<li>D\u00f2ng \u0111i\u1ec7n l\u1ea1c qua v\u00f2ng bi, g\u00e2y ra r\u00e3nh v\u00e0 c\u00e1c l\u1ed7 ch\u1ea5m.<\/li>\n<li>M\u00f4i tr\u01b0\u1eddng \u0103n m\u00f2n t\u1ea5n c\u00f4ng c\u00e1c b\u1ec1 m\u1eb7t ph\u1ea7n t\u1eed.<\/li>\n<li>\u00d4 nhi\u1ec5m h\u1ea1t c\u1ee9ng t\u1ea1o v\u1ebft l\u00f5m.<\/li>\n<\/ul>\n<h2>6. Ph\u00e1t hi\u1ec7n, Ch\u1ea9n \u0111o\u00e1n v\u00e0 H\u00e0nh \u0111\u1ed9ng Kh\u1eafc ph\u1ee5c<\/h2>\n<h3>Ph\u00e2n t\u00edch rung \u0111\u1ed9ng<\/h3>\n<ul>\n<li>T\u00ednh to\u00e1n BSF v\u00e0 FTF cho h\u00ecnh h\u1ecdc v\u00f2ng bi c\u1ee5 th\u1ec3 \u2014 <a href=\"https:\/\/vibromera.eu\/vi\/calculators\/bearing-defect-frequencies\/\">M\u00e1y t\u00ednh t\u1ea7n su\u1ea5t l\u1ed7i \u1ed5 tr\u1ee5c<\/a> chuy\u1ec3n t\u1ed1c \u0111\u1ed9 tr\u1ee5c quay v\u00e0 k\u00edch th\u01b0\u1edbc v\u00f2ng bi tr\u1ef1c ti\u1ebfp th\u00e0nh BPFO, BPFI, BSF v\u00e0 FTF.<\/li>\n<li>T\u00ecm ki\u1ebfm ph\u1ed5 bao cho \u0111\u1ec9nh BSF.<\/li>\n<li>X\u00e1c nh\u1eadn m\u1eabu d\u1ea3i b\u00ean FTF \u2014 x\u00e1c nh\u1eadn \u0111\u01a1n l\u1ebb \u0111\u00e1ng tin c\u1eady nh\u1ea5t c\u1ee7a l\u1ed7i ph\u1ea7n t\u1eed l\u0103n.<\/li>\n<li>Ki\u1ec3m tra 2\u00d7BSF, th\u01b0\u1eddng v\u01b0\u1ee3t qu\u00e1 t\u1ea7n s\u1ed1 c\u01a1 b\u1ea3n v\u1ec1 bi\u00ean \u0111\u1ed9.<\/li>\n<li>Th\u1ef1c hi\u1ec7n nhi\u1ec1u ph\u00e9p \u0111o; \u0111\u1ed9 bi\u1ebfn thi\u00ean bi\u00ean \u0111\u1ed9 d\u1ef1 ki\u1ebfn ch\u00ednh n\u00f3 l\u00e0 x\u00e1c nh\u1eadn.<\/li>\n<\/ul>\n<p>T\u1ea1i hi\u1ec7n tr\u01b0\u1eddng, to\u00e0n b\u1ed9 chu\u1ed7i n\u00e0y \u2014 \u0111o m\u1ee9c d\u1ea3i r\u1ed9ng, ch\u1ee5p ph\u1ed5 v\u00e0 ch\u1ea1y ph\u00e2n t\u00edch bao \u2014 ch\u00ednh l\u00e0 lo\u1ea1i ch\u1ea9n \u0111o\u00e1n v\u00f2ng bi m\u00e0 m\u00e1y ph\u00e2n t\u00edch hai k\u00eanh di \u0111\u1ed9ng \u0111\u01b0\u1ee3c x\u00e2y d\u1ef1ng. <a href=\"https:\/\/vibromera.eu\/vi\/san-pham\/balanset-1\/\">Balanset-1A<\/a> ghi l\u1ea1i ph\u1ed5 FFT v\u00e0 d\u1ea1ng s\u00f3ng th\u1eddi gian t\u1eeb c\u00e1c khoang v\u00f2ng bi c\u1ee7a ch\u00ednh m\u00e1y \u1edf t\u1ed1c \u0111\u1ed9 ho\u1ea1t \u0111\u1ed9ng, \u0111\u1ec3 nh\u00e0 ph\u00e2n t\u00edch c\u00f3 th\u1ec3 ph\u00e1t hi\u1ec7n h\u1ecd BSF v\u00e0 c\u00e1c d\u1ea3i b\u00ean FTF c\u1ee7a n\u00f3 t\u1ea1i hi\u1ec7n tr\u01b0\u1eddng m\u00e0 kh\u00f4ng c\u1ea7n th\u00e1o r\u1eddi m\u00e1y, sau \u0111\u00f3 ph\u00e2n lo\u1ea1i t\u1ed5n h\u1ea1i b\u1eb1ng c\u00f4ng c\u1ee5 nh\u01b0 <a href=\"https:\/\/vibromera.eu\/vi\/calculators\/bearing-damage-classifier\/\">B\u1ed9 ph\u00e2n lo\u1ea1i thi\u1ec7t h\u1ea1i v\u00f2ng bi (ISO 15243)<\/a>. C\u00f9ng m\u1ed9t d\u1ee5ng c\u1ee5 c\u0169ng cho ph\u00e9p b\u1ea1n x\u00e1c nh\u1eadn l\u1ed7i v\u00f2ng bi l\u00e0 th\u1ef1c s\u1ef1 ch\u1ee9 kh\u00f4ng ch\u1ec9 l\u00e0 m\u1ed9t hi\u1ec7n t\u01b0\u1ee3ng c\u1ea5u tr\u00fac tr\u01b0\u1edbc khi cam k\u1ebft thay th\u1ebf.<\/p>\n<h3>Ki\u1ec3m tra th\u1ef1c t\u1ebf<\/h3>\n<ul>\n<li>Th\u00e1o r\u1eddi v\u00f2ng bi v\u00e0 ki\u1ec3m tra t\u1eebng bi ho\u1eb7c con l\u0103n ri\u00eang l\u1ebb.<\/li>\n<li>Ki\u1ec3m tra c\u00e1c v\u1ebft n\u1ee9t, v\u1ee1, v\u1eadt li\u1ec7u nh\u00fang, \u0103n m\u00f2n<\/li>\n<li>C\u1ea3m nh\u1eadn \u0111\u1ed9 nh\u00e1m b\u1ec1 m\u1eb7t \u2014 c\u00e1c y\u1ebfu t\u1ed1 m\u1ecbn so v\u1edbi nh\u1eefng y\u1ebfu t\u1ed1 gritty.<\/li>\n<li>Ki\u1ec3m tra \u0111\u1ed9 ch\u00ednh x\u00e1c h\u00ecnh h\u1ecdc (out-of-round).<\/li>\n<li>Ch\u1ee5p \u1ea3nh t\u1eebng khuy\u1ebft t\u1eadt cho h\u1ed3 s\u01a1 b\u1ea3o tr\u00ec.<\/li>\n<\/ul>\n<h3>H\u00e0nh \u0111\u1ed9ng kh\u1eafc ph\u1ee5c v\u00e0 nguy\u00ean nh\u00e2n g\u1ed1c r\u1ec5<\/h3>\n<p>Ph\u1ea3n \u1ee9ng ngay l\u1eadp t\u1ee9c l\u00e0 t\u0103ng t\u1ea7n su\u1ea5t gi\u00e1m s\u00e1t ph\u00f9 h\u1ee3p v\u1edbi <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/defect-severity\/\">m\u1ee9c \u0111\u1ed9 nghi\u00eam tr\u1ecdng c\u1ee7a khi\u1ebfm khuy\u1ebft<\/a>, l\u00ean k\u1ebf ho\u1ea1ch thay th\u1ebf v\u00f2ng bi, v\u00e0 ki\u1ec3m tra c\u00e1c \u0111\u01b0\u1eddng ch\u1ea1y \u0111\u1ec3 t\u00ecm h\u01b0 h\u1ea1i ph\u1ee5. C\u00e1ch s\u1eeda ch\u1eefa l\u00e2u d\u00e0i n\u1eb1m \u1edf ph\u00e2n t\u00edch nguy\u00ean nh\u00e2n g\u1ed1c r\u1ec5: xem x\u00e9t l\u1ef1a ch\u1ecdn v\u00e0 \u0111\u1ecbnh m\u1ee9c v\u00f2ng bi, x\u00e1c minh t\u00ednh \u0111\u1ea7y \u0111\u1ee7 c\u1ee7a b\u00f4i tr\u01a1n, t\u00ecm ki\u1ebfm c\u00e1c ngu\u1ed3n contamination, ki\u1ec3m tra th\u1ef1c ti\u1ec5n l\u1eafp \u0111\u1eb7t, v\u00e0 xem x\u00e9t m\u1ed9t \u0111\u1eb7c t\u00ednh v\u00f2ng bi \u0111\u01b0\u1ee3c n\u00e2ng c\u1ea5p n\u01a1i m\u00e0 s\u1ef1 c\u1ed1 kh\u00f4ng \u0111\u01b0\u1ee3c d\u1ef1 ki\u1ebfn. Ph\u1ea3n h\u1ed3i nh\u1eefng ph\u00e1t hi\u1ec7n n\u00e0y v\u00e0o m\u1ed9t <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/condition-monitoring\/\">gi\u00e1m s\u00e1t t\u00ecnh tr\u1ea1ng<\/a> ch\u01b0\u01a1ng tr\u00ecnh l\u00e0 nh\u1eefng g\u00ec bi\u1ebfn m\u1ed9t s\u1ef1 c\u1ed1 m\u1ed9t l\u1ea7n th\u00e0nh m\u1ed9t s\u1ef1 c\u1ed1 \u0111\u01b0\u1ee3c ng\u0103n ch\u1eb7n.<\/p>\n<p>C\u00e1c khuy\u1ebft t\u1eadt ph\u1ea7n t\u1eed l\u0103n, m\u1eb7c d\u00f9 \u00edt ph\u1ed5 bi\u1ebfn h\u01a1n so v\u1edbi c\u00e1c khuy\u1ebft t\u1eadt \u0111\u01b0\u1eddng ch\u1ea1y, \u0111\u00f2i h\u1ecfi s\u1ef1 hi\u1ec3u bi\u1ebft r\u00f5 r\u00e0ng v\u1ec1 ch\u1eef k\u00fd BSF \u0111\u1eb7c tr\u01b0ng c\u1ee7a ch\u00fang v\u1edbi c\u00e1c d\u1ea3i FTF \u0111\u1ec3 ch\u1ea9n \u0111o\u00e1n ch\u00ednh x\u00e1c. Ph\u00e1t hi\u1ec7n s\u1edbm th\u00f4ng qua ph\u00e2n t\u00edch envelope cho ph\u00e9p b\u1ea3o tr\u00ec k\u1ebf ho\u1ea1ch l\u00e2u tr\u01b0\u1edbc khi khuy\u1ebft t\u1eadt lan truy\u1ec1n th\u00e0nh h\u01b0 h\u1ea1i v\u00f2ng bi nghi\u00eam tr\u1ecdng v\u00e0 c\u00f3 th\u1ec3 g\u00e2y ra s\u1ef1 c\u1ed1 th\u1ea3m kh\u1ed1c.<\/p>\n<hr>\n<p><a href=\"https:\/\/vibromera.eu\/vi\/glossary\/\">\u2190 Quay l\u1ea1i M\u1ee5c l\u1ee5c ch\u00ednh<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>T\u00ecm hi\u1ec3u v\u1ec1 c\u00e1c khuy\u1ebft t\u1eadt c\u1ee7a b\u1ed9 ph\u1eadn l\u0103n trong \u1ed5 tr\u1ee5c, h\u01b0 h\u1ecfng c\u1ee7a bi ho\u1eb7c con l\u0103n bao g\u1ed3m c\u00e1c v\u1ebft n\u1ee9t, v\u1ee1 v\u00e0 l\u1ed7i v\u1eadt li\u1ec7u, c\u00f3 th\u1ec3 ph\u00e1t hi\u1ec7n th\u00f4ng qua t\u1ea7n s\u1ed1 BSF v\u00e0 d\u1ea3i b\u00ean FTF.<\/p>","protected":false},"featured_media":0,"template":"","meta":{"ai_generated_summary":"","footnotes":""},"categories":[109,110],"tags":[],"class_list":["post-20649","glossary","type-glossary","status-publish","hentry","category-glossary","category-vibration-diagnostics"],"_links":{"self":[{"href":"https:\/\/vibromera.eu\/vi\/wp-json\/wp\/v2\/glossary\/20649","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vibromera.eu\/vi\/wp-json\/wp\/v2\/glossary"}],"about":[{"href":"https:\/\/vibromera.eu\/vi\/wp-json\/wp\/v2\/types\/glossary"}],"version-history":[{"count":1,"href":"https:\/\/vibromera.eu\/vi\/wp-json\/wp\/v2\/glossary\/20649\/revisions"}],"predecessor-version":[{"id":101399,"href":"https:\/\/vibromera.eu\/vi\/wp-json\/wp\/v2\/glossary\/20649\/revisions\/101399"}],"wp:attachment":[{"href":"https:\/\/vibromera.eu\/vi\/wp-json\/wp\/v2\/media?parent=20649"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vibromera.eu\/vi\/wp-json\/wp\/v2\/categories?post=20649"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vibromera.eu\/vi\/wp-json\/wp\/v2\/tags?post=20649"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}