{"id":63,"date":"2025-10-31T00:25:51","date_gmt":"2025-10-31T00:25:51","guid":{"rendered":"https:\/\/vibromera.eu\/glossary\/broken-rotor-bars\/"},"modified":"2026-07-03T09:57:04","modified_gmt":"2026-07-03T09:57:04","slug":"broken-rotor-bars","status":"publish","type":"glossary","link":"https:\/\/vibromera.eu\/vi\/glossary\/broken-rotor-bars\/","title":{"rendered":"Thanh rotor b\u1ecb g\u00e3y l\u00e0 g\u00ec? \u0110\u1ed9ng c\u01a1 l\u1ed3ng s\u00f3c b\u1ecb h\u1ecfng"},"content":{"rendered":"<h1>Hi\u1ec3u v\u1ec1 thanh r\u00f4to b\u1ecb h\u1ecfng<\/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\/63?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\/63?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\/63?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\/63?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\/63?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\/63?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\/63?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\/63?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\/63?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\/63?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\/63?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\/63?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\/63?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\/63?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>Thanh r\u00f4to b\u1ecb h\u1ecfng<\/strong> l\u00e0 c\u00e1c v\u1ebft g\u00e3y ho\u00e0n to\u00e0n c\u1ee7a c\u00e1c thanh d\u1eabn trong r\u00f4to l\u1ed3ng s\u00f3c c\u1ee7a \u0111\u1ed9ng c\u01a1 c\u1ea3m \u1ee9ng. T\u00ecnh tr\u1ea1ng n\u00e0y v\u1ec1 c\u01a1 b\u1ea3n gi\u1ed1ng nh\u01b0 m\u1ed9t <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/rotor-bar-defects\/\">l\u1ed7i thanh r\u00f4to<\/a>, nh\u01b0ng thu\u1eadt ng\u1eef n\u00e0y nh\u1ea5n m\u1ea1nh \u0111\u1ebfn s\u1ef1 \u0111\u1ee9t g\u00e3y ho\u00e0n to\u00e0n ch\u1ee9 kh\u00f4ng ph\u1ea3i v\u1ebft n\u1ee9t hay m\u1ed1i n\u1ed1i c\u00f3 \u0111\u1ed9 b\u1ec1n cao. Khi m\u1ed9t ho\u1eb7c nhi\u1ec1u thanh b\u1ecb \u0111\u1ee9t, d\u00f2ng \u0111i\u1ec7n kh\u00f4ng th\u1ec3 \u0111i qua ch\u00fang n\u1eefa, v\u00e0 s\u1ef1 b\u1ea5t \u0111\u1ed1i x\u1ee9ng \u0111i\u1ec7n t\u1eeb sinh ra t\u1eeb \u0111\u00f3 t\u1ea1o ra <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/vibration\/\">rung \u0111\u1ed9ng<\/a> v\u00e0 c\u00e1c d\u1ea5u hi\u1ec7u trong ph\u1ed5 d\u00f2ng \u0111i\u1ec7n \u2014 <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\/pole-pass-frequency\/\">t\u1ea7n s\u1ed1 \u0111i qua c\u1ef1c<\/a> (s\u1ed1 c\u1ef1c \u00d7 <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/slip-frequency\/\">t\u1ea7n s\u1ed1 tr\u01b0\u1ee3t<\/a>) xung quanh <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/running-speed\/\">t\u1ed1c \u0111\u1ed9 v\u1eadn h\u00e0nh<\/a>.<\/p>\n<p>C\u00e1c thanh d\u1eabn b\u1ecb \u0111\u1ee9t \u0111\u1eb7c bi\u1ec7t nguy hi\u1ec3m v\u00ec ch\u00fang g\u00e2y ra hi\u1ec7n t\u01b0\u1ee3ng h\u1ecfng h\u00f3c d\u00e2y chuy\u1ec1n. M\u1ed9t thanh d\u1eabn b\u1ecb \u0111\u1ee9t s\u1ebd khi\u1ebfn d\u00f2ng \u0111i\u1ec7n v\u00e0 \u00e1p l\u1ef1c t\u0103ng th\u00eam d\u1ed3n v\u00e0o c\u00e1c thanh d\u1eabn b\u00ean c\u1ea1nh, t\u1eeb \u0111\u00f3 khi\u1ebfn c\u00e1c thanh n\u00e0y l\u1ea7n l\u01b0\u1ee3t b\u1ecb h\u1ecfng. N\u1ebfu ph\u00e1t hi\u1ec7n s\u1edbm \u2014 \u1edf giai \u0111o\u1ea1n ch\u1ec9 c\u00f3 m\u1ed9t thanh d\u1eabn b\u1ecb \u0111\u1ee9t \u2014 \u0111\u1ed9ng c\u01a1 v\u1eabn c\u00f3 th\u1ec3 ho\u1ea1t \u0111\u1ed9ng trong nhi\u1ec1u th\u00e1ng d\u01b0\u1edbi s\u1ef1 gi\u00e1m s\u00e1t; ng\u01b0\u1ee3c l\u1ea1i, n\u1ebfu b\u1ecf l\u1ee1, s\u1ef1 c\u1ed1 c\u00f3 th\u1ec3 lan r\u1ed9ng sang nhi\u1ec1u thanh d\u1eabn b\u1ecb \u0111\u1ee9t v\u00e0 d\u1eabn \u0111\u1ebfn h\u1ecfng h\u00f3c nghi\u00eam tr\u1ecdng \u1edf r\u00f4to, bu\u1ed9c ph\u1ea3i thay th\u1ebf.<\/p>\n<h2>1. C\u00e1ch c\u00e1c thanh r\u00f4to b\u1ecb g\u00e3y<\/h2>\n<h3>M\u1ec7t m\u1ecfi do nhi\u1ec7t (ph\u1ed5 bi\u1ebfn nh\u1ea5t)<\/h3>\n<p>C\u00e1c chu k\u1ef3 gia nhi\u1ec7t v\u00e0 l\u00e0m l\u1ea1nh l\u1eb7p \u0111i l\u1eb7p l\u1ea1i l\u00e0 nguy\u00ean nh\u00e2n ch\u00ednh, v\u00e0 c\u01a1 ch\u1ebf n\u00e0y \u0111\u00e1ng \u0111\u1ec3 t\u00ecm hi\u1ec3u t\u1eebng b\u01b0\u1edbc m\u1ed9t:<\/p>\n<ul>\n<li><strong>D\u00f2ng kh\u1edfi \u0111\u1ed9ng:<\/strong> Khi kh\u1edfi \u0111\u1ed9ng, r\u00f4to ch\u1ecbu d\u00f2ng \u0111i\u1ec7n g\u1ea5p 5\u20137 l\u1ea7n d\u00f2ng \u0111i\u1ec7n b\u00ecnh th\u01b0\u1eddng trong \u0111i\u1ec1u ki\u1ec7n r\u00f4to b\u1ecb k\u1eb9t.<\/li>\n<li><strong>S\u1ef1 gi\u00e3n n\u1edf nhi\u1ec7t:<\/strong> C\u00e1c thanh nh\u00f4m gi\u00e3n n\u1edf m\u1ea1nh, v\u1edbi h\u1ec7 s\u1ed1 gi\u00e3n n\u1edf nhi\u1ec7t kho\u1ea3ng 23 \u00b5m\/m\/\u00b0C.<\/li>\n<li><strong>R\u00e0ng bu\u1ed9c:<\/strong> L\u00f5i s\u1eaft gi\u00e3n n\u1edf \u00edt h\u01a1n nhi\u1ec1u (kho\u1ea3ng 12 \u00b5m\/m\/\u00b0C), gi\u00fap gi\u1eef ch\u1eb7t c\u00e1c thanh.<\/li>\n<li><strong>Nh\u1ea5n m\u1ea1nh:<\/strong> S\u1ef1 gi\u00e3n n\u1edf kh\u00f4ng \u0111\u1ed3ng \u0111\u1ec1u n\u00e0y g\u00e2y ra \u1ee9ng su\u1ea5t nhi\u1ec7t cao trong c\u00e1c thanh.<\/li>\n<li><strong>M\u1ec7t m\u1ecfi:<\/strong> C\u00e1c chu k\u1ef3 kh\u1edfi \u0111\u1ed9ng l\u1eb7p \u0111i l\u1eb7p l\u1ea1i g\u00e2y ra hi\u1ec7n t\u01b0\u1ee3ng m\u1ecfi chu k\u1ef3 th\u1ea5p <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/fatigue\/\">M\u1ec7t m\u1ecfi<\/a>.<\/li>\n<li><strong>S\u1ef1 h\u00ecnh th\u00e0nh v\u1ebft n\u1ee9t:<\/strong> C\u00e1c v\u1ebft n\u1ee9t th\u01b0\u1eddng b\u1eaft \u0111\u1ea7u t\u1ea1i \u0111i\u1ec3m n\u1ed1i gi\u1eefa thanh v\u00e0 v\u00f2ng cu\u1ed1i, n\u01a1i ch\u1ecbu \u1ee9ng su\u1ea5t cao nh\u1ea5t.<\/li>\n<\/ul>\n<h3>\u1ee8ng su\u1ea5t c\u01a1 h\u1ecdc<\/h3>\n<ul>\n<li><a href=\"https:\/\/vibromera.eu\/vi\/glossary\/centrifugal-force\/\">L\u1ef1c ly t\u00e2m<\/a> v\u1edbi t\u1ed1c \u0111\u1ed9 cao.<\/li>\n<li>L\u1ef1c \u0111i\u1ec7n t\u1eeb trong qu\u00e1 tr\u00ecnh ch\u1ea1y v\u00e0 kh\u1edfi \u0111\u1ed9ng.<\/li>\n<li>Dao \u0111\u1ed9ng truy\u1ec1n t\u1eeb c\u00e1c ngu\u1ed3n b\u00ean ngo\u00e0i.<\/li>\n<li>T\u1ea3i tr\u1ecdng \u0111\u1ed9t ng\u1ed9t khi kh\u1edfi \u0111\u1ed9ng ho\u1eb7c khi t\u1ea3i thay \u0111\u1ed5i \u0111\u1ed9t ng\u1ed9t.<\/li>\n<\/ul>\n<h3>L\u1ed7i s\u1ea3n xu\u1ea5t<\/h3>\n<ul>\n<li><strong>\u0110\u1ed9 x\u1ed1p:<\/strong> c\u00e1c l\u1ed7 r\u1ed7ng trong r\u00f4-to \u0111\u00fac b\u1eb1ng nh\u00f4m.<\/li>\n<li><strong>Kh\u1ea3 n\u0103ng k\u1ebft d\u00ednh k\u00e9m:<\/strong> \u0110\u1ed9 b\u00e1m d\u00ednh gi\u1eefa thanh v\u00e0 l\u00f5i kh\u00f4ng \u0111\u1ee7.<\/li>\n<li><strong>C\u00e1c t\u1ea1p ch\u1ea5t v\u1eadt li\u1ec7u:<\/strong> c\u00e1c t\u1ea1p ch\u1ea5t b\u1ecb gi\u1eef l\u1ea1i trong chi ti\u1ebft \u0111\u00fac.<\/li>\n<li><strong>M\u1ed1i n\u1ed1i v\u00f2ng ng\u1eafn m\u1ea1ch y\u1ebfu:<\/strong> c\u00e1c m\u1ed1i n\u1ed1i k\u00e9m gi\u1eefa thanh v\u00e0 v\u00f2ng ng\u1eafn m\u1ea1ch.<\/li>\n<\/ul>\n<h3>\u0110i\u1ec1u ki\u1ec7n ho\u1ea1t \u0111\u1ed9ng<\/h3>\n<ul>\n<li><strong>Kh\u1edfi \u0111\u1ed9ng th\u01b0\u1eddng xuy\u00ean:<\/strong> M\u1ed7i l\u1ea7n kh\u1edfi \u0111\u1ed9ng \u0111\u1ec1u l\u00e0 m\u1ed9t s\u1ef1 ki\u1ec7n g\u00e2y ra \u1ee9ng su\u1ea5t nhi\u1ec7t v\u00e0 c\u01a1 h\u1ecdc.<\/li>\n<li><strong>T\u1ea3i tr\u1ecdng c\u00f3 qu\u00e1n t\u00ednh cao:<\/strong> Th\u1eddi gian t\u0103ng t\u1ed1c k\u00e9o d\u00e0i l\u00e0m gia t\u0103ng \u1ee9ng su\u1ea5t tr\u00ean thanh.<\/li>\n<li><strong>V\u1eadn h\u00e0nh \u0111\u1ea3o chi\u1ec1u:<\/strong> h\u00e3m ng\u01b0\u1ee3c t\u1ea1o ra d\u00f2ng \u0111i\u1ec7n c\u1ef1c l\u1edbn.<\/li>\n<li><strong>Ch\u1ebf \u0111\u1ed9 m\u1ed9t pha:<\/strong> Vi\u1ec7c v\u1eadn h\u00e0nh khi m\u1ea5t m\u1ed9t pha s\u1ebd l\u00e0m qu\u00e1 t\u1ea3i c\u00e1c thanh r\u00f4to c\u00f2n l\u1ea1i.<\/li>\n<\/ul>\n<h2>2. D\u1ea5u hi\u1ec7u d\u1ea3i t\u1ea7n ph\u1ee5 \u0111\u1eb7c tr\u01b0ng<\/h2>\n<h3>T\u1ea1i sao d\u1ea3i b\u00ean xu\u1ea5t hi\u1ec7n<\/h3>\n<p>M\u00f4 h\u00ecnh ch\u1ea9n \u0111o\u00e1n \u0111\u1eb7c tr\u01b0ng n\u00e0y h\u00ecnh th\u00e0nh th\u00f4ng qua m\u1ed9t chu\u1ed7i nguy\u00ean nh\u00e2n v\u00e0 k\u1ebft qu\u1ea3 r\u00f5 r\u00e0ng:<\/p>\n<ol>\n<li>M\u1ed9t thanh b\u1ecb g\u00e3y kh\u00f4ng th\u1ec3 d\u1eabn \u0111i\u1ec7n, d\u1eabn \u0111\u1ebfn s\u1ef1 m\u1ea5t c\u00e2n b\u1eb1ng \u0111i\u1ec7n trong r\u00f4to.<\/li>\n<li>T\u00ednh b\u1ea5t \u0111\u1ed1i x\u1ee9ng \u0111\u00f3 tr\u1ec5 h\u01a1n tr\u01b0\u1eddng quay m\u1ed9t l\u01b0\u1ee3ng b\u1eb1ng t\u1ea7n s\u1ed1 tr\u01b0\u1ee3t f<sub>s<\/sub> \u2014 ch\u00eanh l\u1ec7ch gi\u1eefa t\u1ed1c \u0111\u1ed9 \u0111\u1ed3ng b\u1ed9 v\u00e0 t\u1ed1c \u0111\u1ed9 r\u00f4to, t\u00ednh b\u1eb1ng Hz.<\/li>\n<li>N\u00f3 t\u1ea1o ra dao \u0111\u1ed9ng m\u00f4-men \u1edf t\u1ea7n s\u1ed1 \u0111i qua c\u1ef1c F<sub>P<\/sub> = s\u1ed1 c\u1ef1c \u00d7 f<sub>s<\/sub> \u2014 t\u01b0\u01a1ng \u0111\u01b0\u01a1ng v\u1edbi hai l\u1ea7n \u0111\u1ed9 tr\u01b0\u1ee3t t\u01b0\u01a1ng \u0111\u1ed1i nh\u00e2n v\u1edbi t\u1ea7n s\u1ed1 l\u01b0\u1edbi \u0111i\u1ec7n (2\u00b7s\u00b7f<sub>\u0111\u01b0\u1eddng k\u1ebb<\/sub>).<\/li>\n<li>S\u1ef1 dao \u0111\u1ed9ng m\u00f4-men xo\u1eafn \u0111i\u1ec1u ch\u1ebf dao \u0111\u1ed9ng t\u1ea7n s\u1ed1 1\u00d7 ph\u00e1t sinh t\u1eeb s\u1ef1 m\u1ea5t c\u00e2n b\u1eb1ng c\u01a1 h\u1ecdc th\u00f4ng th\u01b0\u1eddng.<\/li>\n<li>K\u1ebft qu\u1ea3 l\u00e0 xu\u1ea5t hi\u1ec7n c\u00e1c sideband c\u00e1ch nhau theo kho\u1ea3ng t\u1ed1c \u0111\u1ed9 ch\u1ea1y \u00b1 t\u1ea7n s\u1ed1 \u0111i qua c\u1ef1c.<\/li>\n<\/ol>\n<h3>M\u1eabu rung \u0111\u1ed9ng<\/h3>\n<ul>\n<li><strong>\u0110\u1ec9nh ch\u00ednh:<\/strong> 1\u00d7 t\u1ed1c \u0111\u1ed9 ch\u1ea1y (f<sub>r<\/sub>).<\/li>\n<li><strong>D\u1ea3i t\u1ea7n s\u1ed1 b\u00ean d\u01b0\u1edbi:<\/strong> f<sub>r<\/sub> \u2212 F<sub>P<\/sub> (trong \u0111\u00f3 F<sub>P<\/sub> = s\u1ed1 c\u1ef1c \u00d7 f<sub>s<\/sub> l\u00e0 t\u1ea7n s\u1ed1 \u0111i qua c\u1ef1c).<\/li>\n<li><strong>D\u1ea3i t\u1ea7n s\u1ed1 tr\u00ean:<\/strong> f<sub>r<\/sub> + F<sub>P<\/sub>.<\/li>\n<li><strong>Nhi\u1ec1u d\u1ea3i t\u1ea7n ph\u1ee5:<\/strong> f<sub>r<\/sub> \u00b1 2F<sub>P<\/sub>, f<sub>r<\/sub> \u00b1 3F<sub>P<\/sub> khi m\u1ee9c \u0111\u1ed9 nghi\u00eam tr\u1ecdng gia t\u0103ng.<\/li>\n<li><strong>T\u00ednh \u0111\u1ed1i x\u1ee9ng:<\/strong> c\u00e1c d\u1ea3i ph\u1ee5 n\u1eb1m \u0111\u1ed1i x\u1ee9ng xung quanh \u0111\u1ec9nh 1\u00d7.<\/li>\n<\/ul>\n<h3>V\u00ed d\u1ee5 minh h\u1ecda<\/h3>\n<p>M\u1ed9t \u0111\u1ed9ng c\u01a1 4 c\u1ef1c, 60 Hz khi ho\u1ea1t \u0111\u1ed9ng \u1edf t\u1ea3i \u0111\u1ea7y \u0111\u1ee7:<\/p>\n<ul>\n<li>T\u1ed1c \u0111\u1ed9 \u0111\u1ed3ng b\u1ed9: 1800 v\u00f2ng\/ph\u00fat.<\/li>\n<li>T\u1ed1c \u0111\u1ed9 th\u1ef1c t\u1ebf: 1750 v\u00f2ng\/ph\u00fat (29,17 Hz).<\/li>\n<li>\u0110\u1ed9 tr\u01b0\u1ee3t: 50 RPM, n\u00ean t\u1ea7n s\u1ed1 tr\u01b0\u1ee3t f<sub>s<\/sub> = 50\/60 = 0,833 Hz.<\/li>\n<li>T\u1ea7n s\u1ed1 \u0111i qua c\u1ef1c: F<sub>P<\/sub> = 4 c\u1ef1c \u00d7 0,833 Hz = 3,33 Hz.<\/li>\n<li><strong>\u0110\u1ed9 rung \u0111\u1ea1t \u0111\u1ec9nh t\u1ea1i:<\/strong> 25.8 Hz, 29.17 Hz v\u00e0 32.5 Hz.<\/li>\n<li>M\u1ed9t thanh g\u00e3y \u0111\u01b0\u1ee3c x\u00e1c nh\u1eadn b\u1edfi c\u00e1c sideband \u0111\u1ed1i x\u1ee9ng t\u1ea1i \u00b13.33 Hz.<\/li>\n<\/ul>\n<p>V\u00ec t\u1ea7n s\u1ed1 tr\u01b0\u1ee3t l\u00e0 c\u01a1 s\u1edf ch\u00ednh c\u1ee7a m\u00f4 h\u00ecnh n\u00e0y, n\u00ean vi\u1ec7c t\u00ednh to\u00e1n ch\u00ednh x\u00e1c t\u1ea7n s\u1ed1 n\u00e0y cho \u0111\u1ed9ng c\u01a1 c\u1ee5 th\u1ec3 l\u00e0 r\u1ea5t c\u1ea7n thi\u1ebft; <a href=\"https:\/\/vibromera.eu\/vi\/calculators\/motor-slip-calculator\/\">M\u00e1y t\u00ednh tr\u01b0\u1ee3t \u0111\u1ed9ng c\u01a1 v\u00e0 t\u1ed1c \u0111\u1ed9 v\u00f2ng quay th\u1ef1c t\u1ebf<\/a> th\u1ef1c hi\u1ec7n vi\u1ec7c n\u00e0y tr\u1ef1c ti\u1ebfp d\u1ef1a tr\u00ean d\u1eef li\u1ec7u tr\u00ean b\u1ea3ng t\u00ean.<\/p>\n<h2>3. Ph\u00e2n t\u00edch d\u1ea5u hi\u1ec7u d\u00f2ng \u0111i\u1ec7n (MCSA)<\/h2>\n<p>Ph\u00e2n t\u00edch d\u00f2ng \u0111i\u1ec7n \u0111\u1ed9ng c\u01a1 cho th\u1ea5y m\u1ed9t m\u00f4 h\u00ecnh c\u00f3 m\u1ed1i li\u00ean h\u1ec7 ch\u1eb7t ch\u1ebd xung quanh <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/electrical-frequency\/\">t\u1ea7n s\u1ed1 d\u00f2ng \u0111i\u1ec7n<\/a>:<\/p>\n<ul>\n<li><strong>\u0110\u1ec9nh ch\u00ednh:<\/strong> t\u1ea7n s\u1ed1 l\u01b0\u1edbi \u0111i\u1ec7n (50 ho\u1eb7c 60 Hz).<\/li>\n<li><strong>D\u1ea3i b\u00ean:<\/strong> f<sub>\u0111\u01b0\u1eddng k\u1ebb<\/sub> \u00b1 2\u00b7s\u00b7f<sub>\u0111\u01b0\u1eddng k\u1ebb<\/sub>, trong \u0111\u00f3 s l\u00e0 \u0111\u1ed9 tr\u01b0\u1ee3t theo \u0111\u01a1n v\u1ecb t\u01b0\u01a1ng \u0111\u1ed1i \u2014 c\u00f9ng kho\u1ea3ng c\u00e1ch \u00b1F<sub>P<\/sub> kho\u1ea3ng c\u00e1ch nh\u01b0 trong rung \u0111\u1ed9ng, v\u00ec 2\u00b7s\u00b7f<sub>\u0111\u01b0\u1eddng k\u1ebb<\/sub> b\u1eb1ng t\u1ea7n s\u1ed1 \u0111i qua c\u1ef1c.<\/li>\n<li><strong>V\u00ed d\u1ee5:<\/strong> \u0111\u1ed9ng c\u01a1 4 c\u1ef1c n\u00eau tr\u00ean (s = 50\/1800 \u2248 2,8%) cho th\u1ea5y c\u00e1c d\u1ea3i bi\u00ean t\u1ea1i 60 \u00b1 3,33 Hz \u2014 t\u1ee9c l\u00e0 t\u1ea1i 56,7 Hz v\u00e0 63,3 Hz.<\/li>\n<li><strong>L\u1ee3i th\u1ebf:<\/strong> kh\u00f4ng x\u00e2m l\u1ea5n v\u00e0 r\u1ea5t ph\u00f9 h\u1ee3p \u0111\u1ec3 theo d\u00f5i li\u00ean t\u1ee5c.<\/li>\n<li><strong>\u0110\u1ed9 nh\u1ea1y:<\/strong> th\u01b0\u1eddng ph\u00e1t hi\u1ec7n c\u00e1c thanh b\u1ecb g\u00e3y s\u1edbm h\u01a1n so v\u1edbi rung \u0111\u1ed9ng. <a href=\"https:\/\/vibromera.eu\/vi\/calculators\/motor-electrical-frequencies\/\">M\u00e1y t\u00ednh t\u1ea7n su\u1ea5t l\u1ed7i \u0111i\u1ec7n \u0111\u1ed9ng c\u01a1<\/a> d\u1ef1 \u0111o\u00e1n ch\u00ednh x\u00e1c c\u00e1c d\u1ea3i t\u1ea7n ph\u1ee5 trong ph\u1ed5 d\u00f2ng \u0111i\u1ec7n n\u00e0y.<\/li>\n<\/ul>\n<h2>4. C\u00e1c giai \u0111o\u1ea1n ti\u1ebfn tri\u1ec3n<\/h2>\n<h3>Thanh g\u00e3y \u0111\u01a1n<\/h3>\n<ul>\n<li>Xu\u1ea5t hi\u1ec7n c\u00e1c d\u1ea3i ph\u1ee5 nh\u1ecf, kho\u1ea3ng 20-40% \u0111\u1ec9nh 1\u00d7.<\/li>\n<li>C\u00f3 hi\u1ec7n t\u01b0\u1ee3ng dao \u0111\u1ed9ng m\u00f4-men xo\u1eafn nh\u1eb9, th\u01b0\u1eddng kh\u00f4ng d\u1ec5 nh\u1eadn th\u1ea5y.<\/li>\n<li>Hi\u1ec7u su\u1ea5t \u0111\u1ed9ng c\u01a1 g\u1ea7n nh\u01b0 b\u00ecnh th\u01b0\u1eddng.<\/li>\n<li>\u0110\u1ed9ng c\u01a1 c\u00f3 th\u1ec3 ho\u1ea1t \u0111\u1ed9ng trong nhi\u1ec1u th\u00e1ng d\u01b0\u1edbi s\u1ef1 gi\u00e1m s\u00e1t.<\/li>\n<li>Tuy nhi\u00ean, v\u1eabn c\u1ea7n l\u00ean k\u1ebf ho\u1ea1ch thay th\u1ebf.<\/li>\n<\/ul>\n<h3>Nhi\u1ec1u thanh g\u00e3y li\u1ec1n k\u1ec1<\/h3>\n<ul>\n<li>C\u00e1c d\u1ea3i ph\u1ee5 m\u1ea1nh, l\u1edbn h\u01a1n 50% so v\u1edbi \u0111\u1ec9nh 1\u00d7.<\/li>\n<li>C\u00f3 hi\u1ec7n t\u01b0\u1ee3ng dao \u0111\u1ed9ng m\u00f4-men xo\u1eafn r\u00f5 r\u1ec7t.<\/li>\n<li>T\u0103ng \u0111\u1ed9 tr\u01b0\u1ee3t v\u00e0 nhi\u1ec7t \u0111\u1ed9.<\/li>\n<li>Qu\u00e1 tr\u00ecnh n\u00e0y di\u1ec5n ra ng\u00e0y c\u00e0ng nhanh khi c\u00e1c thanh li\u1ec1n k\u1ec1 b\u1ecb qu\u00e1 nhi\u1ec7t.<\/li>\n<li>Vi\u1ec7c thay th\u1ebf \u0111\u00e3 tr\u1edf n\u00ean c\u1ea5p b\u00e1ch \u2014 ch\u1ec9 c\u00f2n v\u00e0i tu\u1ea7n n\u1eefa th\u00f4i.<\/li>\n<\/ul>\n<h3>T\u00ecnh tr\u1ea1ng nghi\u00eam tr\u1ecdng<\/h3>\n<ul>\n<li>C\u00e1c d\u1ea3i t\u1ea7n ph\u1ee5 c\u00f3 th\u1ec3 v\u01b0\u1ee3t qu\u00e1 bi\u00ean \u0111\u1ed9 \u0111\u1ec9nh 1\u00d7.<\/li>\n<li>S\u1ef1 dao \u0111\u1ed9ng m\u00f4-men xo\u1eafn m\u1ea1nh lan truy\u1ec1n \u0111\u1ebfn thi\u1ebft b\u1ecb \u0111\u01b0\u1ee3c truy\u1ec1n \u0111\u1ed9ng.<\/li>\n<li>\u0110\u1ed9 rung v\u00e0 nhi\u1ec7t \u0111\u1ed9 cao.<\/li>\n<li>Nguy c\u01a1 h\u1ecfng v\u00f2ng ng\u1eafn m\u1ea1ch ho\u1eb7c h\u1ecfng ho\u00e0n to\u00e0n r\u00f4to.<\/li>\n<li>C\u1ea7n ph\u1ea3i thay th\u1ebf ngay l\u1eadp t\u1ee9c.<\/li>\n<\/ul>\n<h2>5. Ph\u00e1t hi\u1ec7n t\u1ea1i hi\u1ec7n tr\u01b0\u1eddng<\/h2>\n<h3>Ph\u00e2n t\u00edch rung \u0111\u1ed9ng<\/h3>\n<p>Th\u00e1ch th\u1ee9c c\u1ed1t l\u00f5i l\u00e0 \u0111\u1ed9 ph\u00e2n gi\u1ea3i: c\u00e1c sideband ch\u1ec9 n\u1eb1m c\u00e1ch \u0111\u1ec9nh 1\u00d7 v\u00e0i hertz (theo t\u1ea7n s\u1ed1 \u0111i qua c\u1ef1c, th\u01b0\u1eddng 1\u20134 Hz), v\u00ec v\u1eady m\u00e1y ph\u00e2n t\u00edch ph\u1ea3i t\u00e1ch ch\u00fang ra r\u00f5 r\u00e0ng.<\/p>\n<ul>\n<li>S\u1eed d\u1ee5ng m\u00e1y ph\u00e2n t\u00edch c\u00f3 \u0111\u1ed9 ph\u00e2n gi\u1ea3i cao <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/fft\/\">FFT<\/a> - \u0111\u1ed9 ph\u00e2n gi\u1ea3i t\u1ed1t h\u01a1n 0,2 Hz - \u0111\u1ec3 ph\u00e2n gi\u1ea3i c\u00e1c d\u1ea3i t\u1ea7n ph\u1ee5; <a href=\"https:\/\/vibromera.eu\/vi\/calculators\/fft-resolution-calculator\/\">M\u00e1y t\u00ednh \u0111\u1ed9 ph\u00e2n gi\u1ea3i FFT<\/a> gi\u00fap b\u1ea1n ch\u1ecdn s\u1ed1 d\u00f2ng v\u00e0 kho\u1ea3ng c\u00e1ch.<\/li>\n<li>H\u00e3y ki\u1ec3m tra \u0111\u1ed9ng c\u01a1 trong \u0111i\u1ec1u ki\u1ec7n c\u00f3 t\u1ea3i, v\u00ec c\u00e1c d\u1ea3i t\u1ea7n ph\u1ee5 s\u1ebd t\u0103ng l\u00ean khi d\u00f2ng \u0111i\u1ec7n t\u0103ng.<\/li>\n<li>H\u00e3y t\u00ednh tr\u01b0\u1edbc \u0111\u1ed9 tr\u01b0\u1ee3t d\u1ef1 ki\u1ebfn v\u00e0 t\u1ea7n s\u1ed1 \u0111i qua c\u1ef1c c\u1ee7a \u0111\u1ed9ng c\u01a1.<\/li>\n<li>T\u00ecm ki\u1ebfm <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/spectrum\/\">ph\u1ed5<\/a> \u0111\u1ed1i v\u1edbi c\u00e1c sideband \u0111\u1ed1i x\u1ee9ng t\u1ea1i \u00b1F<sub>P<\/sub> xung quanh \u0111\u1ec9nh 1\u00d7.<\/li>\n<li>Theo d\u00f5i s\u1ef1 bi\u1ebfn \u0111\u1ed5i c\u1ee7a bi\u00ean \u0111\u1ed9 d\u1ea3i ph\u1ee5 theo th\u1eddi gian.<\/li>\n<\/ul>\n<p>C\u00f4ng vi\u1ec7c n\u00e0y ho\u00e0n to\u00e0n n\u1eb1m trong kh\u1ea3 n\u0103ng c\u1ee7a m\u1ed9t thi\u1ebft b\u1ecb c\u1ea7m tay. M\u1ed9t m\u00e1y ph\u00e2n t\u00edch hai k\u00eanh nh\u01b0 <a href=\"https:\/\/vibromera.eu\/vi\/san-pham\/balanset-1\/\">Balanset-1A<\/a> thu ph\u1ed5 rung \u0111\u1ed9ng t\u1ea1i \u1ed5 tr\u1ee5c \u0111\u1ed9ng c\u01a1 trong khi m\u00e1y \u0111o t\u1ed1c \u0111\u1ed9 v\u00f2ng quay b\u1eb1ng laser quang h\u1ecdc c\u1ee7a n\u00f3 \u0111\u1ecdc t\u1ed1c \u0111\u1ed9 tr\u1ee5c th\u1ef1c, cho ph\u00e9p b\u1ea1n x\u00e1c \u0111\u1ecbnh ch\u00ednh x\u00e1c t\u1ea7n s\u1ed1 1\u00d7, t\u00ednh to\u00e1n \u0111\u1ed9 tr\u01b0\u1ee3t v\u00e0 t\u00ecm c\u00e1c d\u1ea3i bi\u00ean c\u00e1ch nhau theo t\u1ea7n s\u1ed1 truy\u1ec1n qua c\u1ef1c \u0111\u1ec3 x\u00e1c nh\u1eadn thanh d\u1eabn r\u00f4to b\u1ecb g\u00e3y \u2014 t\u1ea5t c\u1ea3 trong khi \u0111\u1ed9ng c\u01a1 v\u1eabn ho\u1ea1t \u0111\u1ed9ng \u1edf t\u1ea3i b\u00ecnh th\u01b0\u1eddng. V\u00ec c\u00f9ng m\u1ed9t thi\u1ebft b\u1ecb n\u00e0y c\u0169ng \u0111o bi\u00ean \u0111\u1ed9 v\u00e0 pha c\u1ee7a 1\u00d7, n\u00ean n\u00f3 ph\u00e2n bi\u1ec7t r\u00f5 r\u00e0ng d\u1ea5u hi\u1ec7u thanh d\u1eabn r\u00f4to th\u1ef1c s\u1ef1 v\u1edbi m\u1ed9t <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/running-speed\/\">t\u1ed1c \u0111\u1ed9 ch\u1ea1y<\/a> s\u1ef1 m\u1ea5t c\u00e2n b\u1eb1ng c\u1ea7n \u0111\u01b0\u1ee3c x\u1eed l\u00fd b\u1eb1ng c\u00e2n b\u1eb1ng thay v\u00ec thay th\u1ebf r\u00f4to.<\/p>\n<h3>Ki\u1ec3m tra MCSA<\/h3>\n<ul>\n<li>G\u1eafn c\u00e1c \u0111\u1ea7u d\u00f2 d\u00f2ng \u0111i\u1ec7n v\u00e0o c\u00e1c d\u00e2y d\u1eabn c\u1ee7a \u0111\u1ed9ng c\u01a1.<\/li>\n<li>Thu d\u1ea1ng s\u00f3ng d\u00f2ng \u0111i\u1ec7n v\u00e0 t\u00ednh FFT c\u1ee7a n\u00f3.<\/li>\n<li>H\u00e3y t\u00ecm c\u00e1c d\u1ea3i t\u1ea7n ph\u1ee5 \u1edf t\u1ea7n s\u1ed1 f<sub>\u0111\u01b0\u1eddng k\u1ebb<\/sub> \u00b1 2\u00b7s\u00b7f<sub>\u0111\u01b0\u1eddng k\u1ebb<\/sub> (t\u1ee9c l\u00e0, f<sub>\u0111\u01b0\u1eddng k\u1ebb<\/sub> \u00b1 F<sub>P<\/sub>).<\/li>\n<li>So s\u00e1nh v\u1edbi m\u1ee9c c\u01a1 b\u1ea3n c\u1ee7a \u0111\u1ed9ng c\u01a1 ho\u1ea1t \u0111\u1ed9ng b\u00ecnh th\u01b0\u1eddng.<\/li>\n<li>\u0110i\u1ec1u n\u00e0y c\u00f3 th\u1ec3 gi\u00fap ph\u00e1t hi\u1ec7n v\u1ea5n \u0111\u1ec1 tr\u01b0\u1edbc khi c\u00e1c d\u1ea5u hi\u1ec7u rung l\u1eafc tr\u1edf n\u00ean r\u00f5 r\u00e0ng.<\/li>\n<\/ul>\n<h2>6. C\u00e1c bi\u1ec7n ph\u00e1p kh\u1eafc ph\u1ee5c<\/h2>\n<h3>Ph\u1ea3n \u1ee9ng ngay l\u1eadp t\u1ee9c<\/h3>\n<ul>\n<li>T\u0103ng t\u1ea7n su\u1ea5t gi\u00e1m s\u00e1t \u2014 t\u1eeb h\u00e0ng th\u00e1ng, sang h\u00e0ng tu\u1ea7n, r\u1ed3i \u0111\u1ebfn h\u00e0ng ng\u00e0y.<\/li>\n<li>Theo d\u00f5i t\u1ed1c \u0111\u1ed9 t\u0103ng c\u1ee7a bi\u00ean \u0111\u1ed9 d\u1ea3i ph\u1ee5 th\u00f4ng qua <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/trend-analysis\/\">ph\u00e2n t\u00edch xu h\u01b0\u1edbng<\/a>.<\/li>\n<li>\u0110\u1eb7t mua \u0111\u1ed9ng c\u01a1 d\u1ef1 ph\u00f2ng ho\u1eb7c l\u00ean k\u1ebf ho\u1ea1ch thay th\u1ebf r\u00f4to.<\/li>\n<li>N\u1ebfu c\u00f3 th\u1ec3, h\u00e3y gi\u1ea3m chu k\u1ef3 l\u00e0m vi\u1ec7c v\u00e0 h\u1ea1n ch\u1ebf s\u1ed1 l\u1ea7n kh\u1edfi \u0111\u1ed9ng.<\/li>\n<li>Ghi ch\u00e9p qu\u00e1 tr\u00ecnh ti\u1ebfn tri\u1ec3n \u0111\u1ec3 ph\u00e2n t\u00edch nguy\u00ean nh\u00e2n h\u1ecfng h\u00f3c.<\/li>\n<\/ul>\n<h3>T\u00f9y ch\u1ecdn s\u1eeda ch\u1eefa<\/h3>\n<ul>\n<li><strong>Thay th\u1ebf r\u00f4-to:<\/strong> L\u1ef1a ch\u1ecdn \u0111\u00e1ng tin c\u1eady nh\u1ea5t cho c\u00e1c \u0111\u1ed9ng c\u01a1 c\u00f4ng su\u1ea5t l\u1edbn (tr\u00ean 100 HP).<\/li>\n<li><strong>\u0110\u00fac l\u1ea1i r\u00f4to:<\/strong> C\u00e1c x\u01b0\u1edfng chuy\u00ean d\u1ee5ng c\u00f3 th\u1ec3 \u0111\u00fac l\u1ea1i r\u00f4to nh\u00f4m.<\/li>\n<li><strong>Thay th\u1ebf \u0111\u1ed9ng c\u01a1:<\/strong> th\u01b0\u1eddng l\u00e0 gi\u1ea3i ph\u00e1p ti\u1ebft ki\u1ec7m nh\u1ea5t cho c\u00e1c \u0111\u1ed9ng c\u01a1 nh\u1ecf (d\u01b0\u1edbi 50 HP).<\/li>\n<li><strong>\u0110i\u1ec1u tra nguy\u00ean nh\u00e2n g\u1ed1c r\u1ec5:<\/strong> X\u00e1c \u0111\u1ecbnh nguy\u00ean nh\u00e2n khi\u1ebfn c\u00e1c thanh b\u1ecb g\u00e3y \u0111\u1ec3 ng\u0103n ch\u1eb7n t\u00ecnh tr\u1ea1ng n\u00e0y t\u00e1i di\u1ec5n.<\/li>\n<\/ul>\n<h3>Ph\u00f2ng ng\u1eeba<\/h3>\n<ul>\n<li>S\u1eed d\u1ee5ng b\u1ed9 kh\u1edfi \u0111\u1ed9ng m\u1ec1m ho\u1eb7c bi\u1ebfn t\u1ea7n (VFD) \u0111\u1ec3 gi\u1ea3m d\u00f2ng \u0111i\u1ec7n kh\u1edfi \u0111\u1ed9ng v\u00e0 \u1ee9ng su\u1ea5t nhi\u1ec7t.<\/li>\n<li>H\u1ea1n ch\u1ebf t\u1ea7n s\u1ed1 kh\u1edfi \u0111\u1ed9ng \u0111\u1ed1i v\u1edbi c\u00e1c t\u1ea3i c\u00f3 qu\u00e1n t\u00ednh cao.<\/li>\n<li>Ch\u1ecdn \u0111\u1ed9ng c\u01a1 c\u00f3 c\u00f4ng su\u1ea5t \u0111\u1ecbnh m\u1ee9c ph\u00f9 h\u1ee3p v\u1edbi chu k\u1ef3 l\u00e0m vi\u1ec7c th\u1ef1c t\u1ebf \u2014 c\u00e1c m\u1eabu \u0111\u1ed9ng c\u01a1 kh\u1edfi \u0111\u1ed9ng th\u01b0\u1eddng xuy\u00ean d\u00e0nh cho \u0111i\u1ec1u ki\u1ec7n v\u1eadn h\u00e0nh c\u00f3 t\u1ea7n su\u1ea5t cao.<\/li>\n<li>\u0110\u1ea3m b\u1ea3o h\u1ec7 th\u1ed1ng th\u00f4ng gi\u00f3 v\u00e0 l\u00e0m m\u00e1t \u0111\u1ed9ng c\u01a1 ho\u1ea1t \u0111\u1ed9ng hi\u1ec7u qu\u1ea3.<\/li>\n<li>Ng\u0103n ng\u1eeba t\u00ecnh tr\u1ea1ng ch\u1ec9 ho\u1ea1t \u0111\u1ed9ng m\u1ed9t pha.<\/li>\n<\/ul>\n<p>C\u00e1c thanh r\u00f4-to b\u1ecb g\u00e3y ch\u1ec9 chi\u1ebfm kho\u1ea3ng 10\u201315% <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/motor-defects\/\">s\u1ef1 c\u1ed1 \u0111\u1ed9ng c\u01a1<\/a>, nh\u01b0ng ch\u00fang \u0111\u1ec3 l\u1ea1i m\u1ed9t d\u1ea5u hi\u1ec7u sideband theo t\u1ea7n s\u1ed1 \u0111i qua c\u1ef1c kh\u00f4ng th\u1ec3 nh\u1ea7m l\u1eabn, h\u1ed7 tr\u1ee3 ph\u00e1t hi\u1ec7n s\u1edbm \u0111\u00e1ng tin c\u1eady b\u1eb1ng ph\u00e2n t\u00edch rung \u0111\u1ed9ng ho\u1eb7c d\u00f2ng \u0111i\u1ec7n. Hi\u1ec3u c\u01a1 ch\u1ebf m\u1ecfi nhi\u1ec7t, nh\u1eadn ra m\u1eabu sideband \u0111\u1eb7c tr\u01b0ng v\u00e0 nh\u00fang c\u00e1c ki\u1ec3m tra \u0111\u00f3 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 gi\u00e1m s\u00e1t cho ph\u00e9p thay th\u1ebf \u0111\u1ed9ng c\u01a1 theo k\u1ebf ho\u1ea1ch - tr\u01b0\u1edbc khi m\u1ed9t thanh b\u1ecb g\u00e3y \u0111\u01a1n l\u1ebb lan th\u00e0nh nhi\u1ec1u thanh h\u1ecfng v\u00e0 th\u1eddi gian d\u1eebng m\u00e1y ngo\u00e0i k\u1ebf ho\u1ea1ch k\u00e9o d\u00e0i.<\/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 thanh r\u00f4to b\u1ecb g\u00e3y trong \u0111\u1ed9ng c\u01a1 c\u1ea3m \u1ee9ng, thanh d\u1eabn b\u1ecb g\u00e3y t\u1ea1o ra d\u1ea3i t\u1ea7n s\u1ed1 tr\u01b0\u1ee3t, xung m\u00f4-men xo\u1eafn v\u00e0 h\u1ecfng h\u00f3c ti\u1ebfn tri\u1ec3n n\u1ebfu kh\u00f4ng \u0111\u01b0\u1ee3c ph\u00e1t hi\u1ec7n s\u1edbm.<\/p>","protected":false},"featured_media":0,"template":"","meta":{"ai_generated_summary":"","footnotes":""},"categories":[109,111],"tags":[],"class_list":["post-63","glossary","type-glossary","status-publish","hentry","category-glossary","category-rotor-balancing"],"_links":{"self":[{"href":"https:\/\/vibromera.eu\/vi\/wp-json\/wp\/v2\/glossary\/63","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":2,"href":"https:\/\/vibromera.eu\/vi\/wp-json\/wp\/v2\/glossary\/63\/revisions"}],"predecessor-version":[{"id":102161,"href":"https:\/\/vibromera.eu\/vi\/wp-json\/wp\/v2\/glossary\/63\/revisions\/102161"}],"wp:attachment":[{"href":"https:\/\/vibromera.eu\/vi\/wp-json\/wp\/v2\/media?parent=63"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vibromera.eu\/vi\/wp-json\/wp\/v2\/categories?post=63"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vibromera.eu\/vi\/wp-json\/wp\/v2\/tags?post=63"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}