{"id":92,"date":"2025-10-31T00:25:51","date_gmt":"2025-10-31T00:25:51","guid":{"rendered":"https:\/\/vibromera.eu\/glossary\/critical-speed\/"},"modified":"2026-05-23T22:47:50","modified_gmt":"2026-05-23T22:47:50","slug":"critical-speed","status":"publish","type":"glossary","link":"https:\/\/vibromera.eu\/vi\/glossary\/critical-speed\/","title":{"rendered":"T\u1ed1c \u0111\u1ed9 t\u1edbi h\u1ea1n trong \u0111\u1ed9ng l\u1ef1c h\u1ecdc r\u00f4to l\u00e0 g\u00ec?"},"content":{"rendered":"<h1>Gi\u1ea3i th\u00edch v\u1ec1 t\u1ed1c \u0111\u1ed9 t\u1edbi h\u1ea1n trong \u0111\u1ed9ng l\u1ef1c h\u1ecdc c\u1ee7a r\u00f4to<\/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\/92?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\/92?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\/92?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\/92?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\/92?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\/92?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\/92?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\/92?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\/92?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\/92?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\/92?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\/92?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\/92?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\/92?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>A <strong>t\u1ed1c \u0111\u1ed9 t\u1edbi h\u1ea1n<\/strong> l\u00e0 t\u1ed1c \u0111\u1ed9 quay t\u1ea1i \u0111\u00f3 t\u1ea7n s\u1ed1 quay c\u1ee7a rotor tr\u00f9ng v\u1edbi m\u1ed9t t\u1ea7n s\u1ed1 t\u1ef1 nhi\u00ean c\u1ee7a n\u00f3 <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/natural-frequency\/\">t\u1ea7n s\u1ed1 t\u1ef1 nhi\u00ean<\/a> c\u1ee7a rung \u0111\u1ed9ng. Khi m\u00e1y ho\u1ea1t \u0111\u1ed9ng \u1edf ho\u1eb7c g\u1ea7n t\u1ed1c \u0111\u1ed9 t\u1edbi h\u1ea1n, <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/resonance\/\">s\u1ef1 c\u1ed9ng h\u01b0\u1edfng<\/a> di\u1ec5n ra, v\u00e0 ngay c\u1ea3 m\u1ed9t l\u01b0\u1ee3ng nh\u1ecf v\u00f4 c\u00f9ng c\u1ee7a <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/residual-unbalance\/\">m\u1ea5t c\u00e2n b\u1eb1ng c\u00f2n l\u1ea1i<\/a> \u0111\u01b0\u1ee3c khu\u1ebfch \u0111\u1ea1i th\u00e0nh c\u00e1c rung \u0111\u1ed9ng l\u1edbn, c\u00f3 kh\u1ea3 n\u0103ng nguy hi\u1ec3m <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/vibration\/\">rung \u0111\u1ed9ng<\/a>. V\u00ec m\u1ed7i rotor s\u1edf h\u1eefu nhi\u1ec1u t\u1ea7n s\u1ed1 t\u1ef1 nhi\u00ean \u2014 m\u1ed9t cho m\u1ed7i ch\u1ebf \u0111\u1ed9 rung \u0111\u1ed9ng, ch\u1eb3ng h\u1ea1n nh\u01b0 ch\u1ebf \u0111\u1ed9 u\u1ed1n th\u1ee9 nh\u1ea5t, ch\u1ebf \u0111\u1ed9 u\u1ed1n th\u1ee9 hai, v.v. \u2014 n\u00f3 c\u0169ng c\u00f3 nhi\u1ec1u t\u1ed1c \u0111\u1ed9 t\u1edbi h\u1ea1n. D\u1ef1 \u0111o\u00e1n, t\u00e1ch bi\u1ec7t kh\u1ecfi, v\u00e0 an to\u00e0n v\u01b0\u1ee3t qua nh\u1eefng t\u1ed1c \u0111\u1ed9 n\u00e0y l\u00e0 m\u1ed9t trong nh\u1eefng v\u1ea5n \u0111\u1ec1 trung t\u00e2m c\u1ee7a <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/rotor-dynamics\/\">\u0111\u1ed9ng l\u1ef1c h\u1ecdc r\u00f4to<\/a>.<\/p>\n<h2>1. \u0110\u1ecbnh ngh\u0129a: T\u1ed1c \u0111\u1ed9 t\u1edbi h\u1ea1n l\u00e0 g\u00ec?<\/h2>\n<p>M\u1ed9t rotor quay l\u00e0, v\u1ec1 c\u01a1 b\u1ea3n, m\u1ed9t h\u1ec7 th\u1ed1ng kh\u1ed1i l\u01b0\u1ee3ng-\u0111\u1ed9 c\u1ee9ng, v\u00e0 nh\u01b0 b\u1ea5t k\u1ef3 h\u1ec7 th\u1ed1ng n\u00e0o kh\u00e1c, n\u00f3 c\u00f3 c\u00e1c t\u1ea7n s\u1ed1 \u01b0a th\u00edch m\u00e0 t\u1ea1i \u0111\u00f3 n\u00f3 mu\u1ed1n rung \u0111\u1ed9ng. T\u1ed1c \u0111\u1ed9 quay cung c\u1ea5p m\u1ed9t \u0111\u1ea7u v\u00e0o bu\u1ed9c m\u1ed9t l\u1ea7n tr\u00ean m\u1ed7i v\u00f2ng quay t\u1eeb m\u1ea5t c\u00e2n b\u1eb1ng. Khi t\u1ed1c \u0111\u1ed9 quay kh\u1edbp v\u1edbi m\u1ed9t t\u1ea7n s\u1ed1 t\u1ef1 nhi\u00ean, \u0111\u1ea7u v\u00e0o bu\u1ed9c \u0111\u00f3 \u0111\u1ebfn \u0111\u00fang l\u00fac v\u1edbi dao \u0111\u1ed9ng c\u1ee7a rotor, n\u0103ng l\u01b0\u1ee3ng t\u00edch t\u1ee5 chu k\u1ef3 sau chu k\u1ef3, v\u00e0 bi\u00ean \u0111\u1ed9 t\u0103ng \u0111\u1ed9t ng\u1ed9t. \u0110i\u1ec3m tr\u00f9ng kh\u1edbp \u0111\u00f3 l\u00e0 t\u1ed1c \u0111\u1ed9 t\u1edbi h\u1ea1n.<\/p>\n<p>H\u00ecnh d\u1ea1ng m\u00e0 rotor \u0111\u00f3 c\u00f3 khi quay t\u1ea1i m\u1ed9t t\u1ed1c \u0111\u1ed9 t\u1edbi h\u1ea1n l\u00e0 <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/mode-shape\/\">h\u00ecnh d\u1ea1ng ch\u1ebf \u0111\u1ed9<\/a>, v\u00e0 chuy\u1ec3n \u0111\u1ed9ng xoay quanh b\u00ean ngo\u00e0i \u0111\u00f3 ph\u00e1t tri\u1ec3n l\u00e0 h\u1ecd h\u00e0nh vi \u0111\u01b0\u1ee3c m\u00f4 t\u1ea3 d\u01b0\u1edbi <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/whirl\/\">xo\u00e1y v\u00e0 roi<\/a>. \u0110\u1eb7c bi\u1ec7t, m\u1ed9t t\u1ed1c \u0111\u1ed9 t\u1edbi h\u1ea1n kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t thu\u1ed9c t\u00ednh c\u1ee7a m\u1ea5t c\u00e2n b\u1eb1ng \u2014 m\u1ea5t c\u00e2n b\u1eb1ng ch\u1ec9 <em>k\u00edch th\u00edch<\/em> n\u00f3. B\u1ea3n th\u00e2n t\u1ed1c \u0111\u1ed9 \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh b\u1edfi kh\u1ed1i l\u01b0\u1ee3ng rotor, h\u00ecnh h\u1ecdc, v\u00e0 \u0111\u1ed9 c\u1ee9ng c\u1ee7a tr\u1ee5c v\u00e0 gi\u00e1 \u0111\u1ee1 c\u1ee7a n\u00f3.<\/p>\n<h2>2. T\u1ea1i sao t\u1ed1c \u0111\u1ed9 t\u1edbi h\u1ea1n l\u1ea1i quan tr\u1ecdng nh\u01b0 v\u1eady<\/h2>\n<p>V\u1eadn h\u00e0nh m\u00e1y \u1edf m\u1ed9t t\u1ed1c \u0111\u1ed9 t\u1edbi h\u1ea1n, ngay c\u1ea3 trong th\u1eddi gian ng\u1eafn, c\u00f3 th\u1ec3 g\u00e2y ra th\u1ea3m h\u1ecda. H\u1eadu qu\u1ea3 bao g\u1ed3m:<\/p>\n<ul>\n<li><strong>Rung \u0111\u1ed9ng qu\u00e1 m\u1ee9c:<\/strong> bi\u00ean \u0111\u1ed9 c\u00f3 th\u1ec3 t\u0103ng l\u00ean theo h\u1ec7 s\u1ed1 10, 20, ho\u1eb7c h\u01a1n, t\u00f9y thu\u1ed9c v\u00e0o bao nhi\u00eau <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/damping\/\">gi\u1ea3m ch\u1ea5n<\/a> h\u1ec7 th\u1ed1ng c\u00f3.<\/li>\n<li><strong>H\u1ecfng h\u00f3c linh ki\u1ec7n:<\/strong> rung \u0111\u1ed9ng cao v\u00e0 \u0111\u1ed9 ch\u00eanh l\u1ec7ch tr\u1ee5c l\u00e0m d\u1eabn \u0111\u1ebfn h\u1ecfng h\u00f3c v\u00f2ng bi, h\u01b0 h\u1ecfng l\u00f3t, v\u00e0 <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/rotor-rub\/\">c\u1ecd x\u00e1t<\/a> gi\u1eefa c\u00e1c b\u1ed9 ph\u1eadn quay v\u00e0 c\u1ed1 \u0111\u1ecbnh.<\/li>\n<li><strong>H\u1ecfng h\u00f3c tr\u1ee5c th\u1ea3m kh\u1ed1c:<\/strong> trong c\u00e1c tr\u01b0\u1eddng h\u1ee3p nghi\u00eam tr\u1ecdng, \u1ee9ng su\u1ea5t u\u1ed1n xoay chi\u1ec1u v\u01b0\u1ee3t qu\u00e1 gi\u1edbi h\u1ea1n m\u1ec7t c\u1ee7a v\u1eadt li\u1ec7u, l\u00e0m n\u1ee9t hay g\u00e3y tr\u1ee5c.<\/li>\n<li><strong>Nguy hi\u1ec3m an to\u00e0n:<\/strong> s\u1ef1 h\u1ecfng h\u00f3c \u1edf t\u1ed1c \u0111\u1ed9 cao g\u00e2y nguy hi\u1ec3m cho nh\u00e2n vi\u00ean v\u00e0 c\u00e1c thi\u1ebft b\u1ecb l\u00e2n c\u1eadn.<\/li>\n<\/ul>\n<p>V\u00ec t\u1ea5t c\u1ea3 nh\u1eefng l\u00fd do n\u00e0y, m\u00e1y m\u00f3c \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf v\u1edbi m\u1ed9t <strong>kho\u1ea3ng c\u00e1ch ph\u00e2n t\u00e1ch<\/strong>: t\u1ed1c \u0111\u1ed9 ch\u1ea1y li\u00ean t\u1ee5c th\u00f4ng th\u01b0\u1eddng \u0111\u01b0\u1ee3c gi\u1eef c\u00e1ch xa m\u1ecdi t\u1ed1c \u0111\u1ed9 t\u1edbi h\u1ea1n.<\/p>\n<h2>3. Rotor c\u1ee9ng vs. Rotor m\u1ec1m<\/h2>\n<p>T\u1ed1c \u0111\u1ed9 t\u1edbi h\u1ea1n l\u00e0 kh\u00e1i ni\u1ec7m ch\u00ednh chia rotor th\u00e0nh hai l\u1edbp:<\/p>\n<ul>\n<li><strong><a href=\"https:\/\/vibromera.eu\/vi\/glossary\/rigid-rotor\/\">R\u00f4to c\u1ee9ng<\/a>:<\/strong> ho\u1ea1t \u0111\u1ed9ng <em>d\u01b0\u1edbi \u0111\u00e2y<\/em> t\u1ed1c \u0111\u1ed9 t\u1edbi h\u1ea1n \u0111\u1ea7u ti\u00ean c\u1ee7a n\u00f3. Tr\u1ee5c c\u1ee7a n\u00f3 kh\u00f4ng u\u1ed1n cong \u0111\u00e1ng k\u1ec3 trong qu\u00e1 tr\u00ecnh v\u1eadn h\u00e0nh \u2014 th\u00f4ng th\u01b0\u1eddng l\u00e0 c\u00e1c m\u00e1y ch\u1eadm h\u01a1n, ch\u1eafc ch\u1eafn h\u01a1n, \u0111\u01b0\u1ee3c c\u00e2n b\u1eb1ng v\u1edbi <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/iso-21940-11\/\">Ti\u00eau chu\u1ea9n ISO 21940-11<\/a> dung sai.<\/li>\n<li><strong><a href=\"https:\/\/vibromera.eu\/vi\/glossary\/flexible-rotor\/\">R\u00f4to m\u1ec1m<\/a>:<\/strong> \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf \u0111\u1ec3 ch\u1ea1y <em>\u1edf tr\u00ean<\/em> t\u1ed1c \u0111\u1ed9 t\u1edbi h\u1ea1n \u0111\u1ea7u ti\u00ean (v\u00e0 \u0111\u00f4i khi l\u00e0 t\u1ed1c \u0111\u1ed9 th\u1ee9 hai ho\u1eb7c th\u1ee9 ba). Tr\u1ee5c c\u1ee7a n\u00f3 u\u1ed1n v\u00e0 cong khi \u0111i qua m\u1ed7i t\u1ed1c \u0111\u1ed9 t\u1edbi h\u1ea1n trong qu\u00e1 tr\u00ecnh kh\u1edfi \u0111\u1ed9ng v\u00e0 t\u1eaft. Rotor m\u1ecfng, t\u1ed1c \u0111\u1ed9 cao trong tuabin v\u00e0 m\u00e1y n\u00e9n l\u00e0 rotor d\u1ebbo, v\u00e0 ch\u00fang y\u00eau c\u1ea7u <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/multi-plane-balancing\/\">c\u00e2n b\u1eb1ng \u0111a m\u1eb7t ph\u1eb3ng<\/a> k\u1ef9 thu\u1eadt \u0111\u01b0\u1ee3c tr\u00ecnh b\u00e0y trong <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/iso-21940-12\/\">Ti\u00eau chu\u1ea9n ISO 21940-12<\/a>.<\/li>\n<\/ul>\n<h2>4. Qu\u1ea3n l\u00fd T\u1ed1c \u0111\u1ed9 T\u1edbi h\u1ea1n Trong V\u1eadn h\u00e0nh<\/h2>\n<p>V\u00ec th\u01b0\u1eddng kh\u00f4ng th\u1ef1c t\u1ebf \u0111\u1ec3 thi\u1ebft k\u1ebf m\u1ed9t m\u00e1y t\u1ed1c \u0111\u1ed9 cao \u1edf d\u01b0\u1edbi t\u1ed1c \u0111\u1ed9 t\u1edbi h\u1ea1n \u0111\u1ea7u ti\u00ean, c\u00e1c k\u1ef9 s\u01b0 k\u1ebft h\u1ee3p nhi\u1ec1u chi\u1ebfn l\u01b0\u1ee3c \u0111\u1ec3 s\u1ed1ng an to\u00e0n v\u1edbi ch\u00fang.<\/p>\n<h3>4.1 \u0110\u1ed9 l\u1ec1 t\u00e1ch bi\u1ec7t<\/h3>\n<p>Quy t\u1eafc c\u01a1 b\u1ea3n nh\u1ea5t l\u00e0 gi\u1eef t\u1ed1c \u0111\u1ed9 v\u1eadn h\u00e0nh li\u00ean t\u1ee5c c\u00e1ch xa m\u1ecdi t\u1ed1c \u0111\u1ed9 t\u1edbi h\u1ea1n, v\u1edbi bi\u00ean \u0111\u1ed9 \u0111i\u1ec3n h\u00ecnh l\u00e0 \u00b120\u201330%. N\u1ebfu m\u1ed9t t\u1ed1c \u0111\u1ed9 t\u1edbi h\u1ea1n \u1edf 3.000 v\u00f2ng\/ph\u00fat, m\u00e1y kh\u00f4ng n\u00ean ch\u1ea1y li\u00ean t\u1ee5c gi\u1eefa kho\u1ea3ng 2.400 v\u00e0 3.600 v\u00f2ng\/ph\u00fat.<\/p>\n<h3>4.2 Gia t\u1ed1c v\u00e0 Gi\u1ea3m t\u1ed1c Nhanh<\/h3>\n<p>Rotor d\u1ebbo ph\u1ea3i v\u01b0\u1ee3t qua m\u1ed9t t\u1ed1c \u0111\u1ed9 t\u1edbi h\u1ea1n \u0111\u01b0\u1ee3c ch\u1ea1y l\u00ean v\u00e0 t\u1eaft nhanh ch\u00f3ng qua v\u00f9ng nguy hi\u1ec3m. D\u1eebng l\u1ea1i \u1edf m\u1ed9t t\u1ed1c \u0111\u1ed9 t\u1edbi h\u1ea1n \u0111\u1ec3 bi\u00ean \u0111\u1ed9 x\u00e2y d\u1ef1ng \u0111\u1ebfn m\u1ee9c nguy hi\u1ec3m; m\u1ed9t l\u1ea7n \u0111i qua nhanh g\u1ecdn t\u1eeb ch\u1ed1i c\u1ed9ng h\u01b0\u1edfng th\u1eddi gian \u0111\u1ec3 ph\u00e1t tri\u1ec3n.<\/p>\n<h3>4.3 Gi\u1ea3m ch\u1ea5n<\/h3>\n<p>Gi\u1ea3m ch\u1ea5n t\u00e1n n\u0103ng l\u01b0\u1ee3ng rung \u0111\u1ed9ng v\u00e0 l\u00e0 nh\u1eefng g\u00ec gi\u1edbi h\u1ea1n bi\u00ean \u0111\u1ed9 p\u00edt-t\u00f4 \u1edf c\u1ed9ng h\u01b0\u1edfng. V\u00f2ng bi \u2014 \u0111\u1eb7c bi\u1ec7t l\u00e0 v\u00f2ng bi m\u00e0ng ch\u1ea5t l\u1ecfng <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/journal-bearing\/\">\u1ed5 tr\u1ee5c<\/a> \u2014 l\u00e0 ngu\u1ed3n ch\u00ednh c\u1ee7a gi\u1ea3m ch\u1ea5n; c\u00e1c b\u1ed9 gi\u1ea3m ch\u1ea5n m\u00e0ng n\u00e9n th\u00eam nhi\u1ec1u n\u01a1i c\u1ea7n thi\u1ebft. T\u1ed1i \u01b0u h\u00f3a thi\u1ebft k\u1ebf v\u00f2ng bi gi\u1eef \u0111\u1ec9nh t\u1ed1c \u0111\u1ed9 t\u1edbi h\u1ea1n \u1edf m\u1ed9t m\u1ee9c \u0111\u1ed9 an to\u00e0n, c\u00f3 th\u1ec3 qu\u1ea3n l\u00fd \u0111\u01b0\u1ee3c.<\/p>\n<h3>4.4 C\u00e2n b\u1eb1ng ch\u00ednh x\u00e1c<\/h3>\n<p>B\u1edfi v\u00ec rung \u0111\u1ed9ng \u1edf m\u1ed9t t\u1ed1c \u0111\u1ed9 t\u1edbi h\u1ea1n l\u00e0 ph\u1ea3n \u1ee9ng khu\u1ebfch \u0111\u1ea1i \u0111\u1ed1i v\u1edbi m\u1ea5t c\u00e2n b\u1eb1ng, rotor c\u00e2n b\u1eb1ng t\u1ed1t h\u01a1n th\u00ec h\u00e0m \u1ee9ng bu\u1ed9c c\u1ee7a n\u00f3 c\u00e0ng nh\u1ecf v\u00e0 \u0111\u1ec9nh c\u1ee7a n\u00f3 c\u00e0ng th\u1ea5p khi qu\u00e9t qua c\u1ed9ng h\u01b0\u1edfng. \u0110\u1ed1i v\u1edbi rotor d\u1ebbo, c\u00e1c ph\u01b0\u01a1ng ph\u00e1p modal v\u00e0 \u0111a m\u1eb7t ph\u1eb3ng nh\u1eafm m\u1ee5c ti\u00eau m\u1ed7i mode l\u1ea7n l\u01b0\u1ee3t.<\/p>\n<h2>5. L\u00e0m th\u1ebf n\u00e0o X\u00e1c \u0111\u1ecbnh T\u1ed1c \u0111\u1ed9 T\u1edbi h\u1ea1n<\/h2>\n<p>T\u1ed1c \u0111\u1ed9 t\u1edbi h\u1ea1n \u0111\u01b0\u1ee3c t\u00ecm th\u1ea5y c\u1ea3 tr\u00ean gi\u1ea5y v\u00e0 tr\u00ean s\u00e0n th\u00ed nghi\u1ec7m:<\/p>\n<ul>\n<li><strong>Ph\u00e2n t\u00edch \u0111\u1ed9ng l\u1ef1c h\u1ecdc rotor (RDA):<\/strong> c\u00e1c m\u00f4 h\u00ecnh ph\u1ea7n t\u1eed h\u1eefu h\u1ea1n \u0111\u01b0\u1ee3c x\u00e2y d\u1ef1ng trong giai \u0111o\u1ea1n thi\u1ebft k\u1ebf d\u1ef1 \u0111o\u00e1n c\u00e1c t\u1ed1c \u0111\u1ed9 t\u1edbi h\u1ea1n v\u00e0 h\u00ecnh d\u1ea1ng ch\u1ebf \u0111\u1ed9 tr\u01b0\u1edbc khi c\u1eaft kim lo\u1ea1i. C\u1ee7a ch\u00fang t\u00f4i <a href=\"https:\/\/vibromera.eu\/vi\/calculators\/rotor-critical-speed\/\">M\u00e1y t\u00ednh t\u1ed1c \u0111\u1ed9 t\u1edbi h\u1ea1n c\u1ee7a r\u00f4to<\/a> cung c\u1ea5p \u01b0\u1edbc t\u00ednh nhanh \u0111\u1ea7u ti\u00ean v\u1ec1 t\u1ed1c \u0111\u1ed9 t\u1edbi h\u1ea1n th\u1ea5p nh\u1ea5t c\u1ee7a tr\u1ee5c t\u1eeb h\u00ecnh h\u1ecdc v\u00e0 h\u1ed7 tr\u1ee3 c\u1ee7a n\u00f3.<\/li>\n<li><strong>Ki\u1ec3m tra ch\u1ea1y l\u00ean v\u00e0 ch\u1ea1y xu\u1ed1ng:<\/strong> ph\u01b0\u01a1ng ph\u00e1p th\u1eed nghi\u1ec7m ph\u1ed5 bi\u1ebfn nh\u1ea5t, trong \u0111\u00f3 bi\u00ean \u0111\u1ed9 v\u00e0 pha \u0111\u01b0\u1ee3c v\u1ebd \u0111\u1ed3 th\u1ecb theo t\u1ed1c \u0111\u1ed9 trong <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/run-up-analysis\/\">t\u0103ng t\u1ed1c<\/a> ho\u1eb7c <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/coastdown-analysis\/\">tr\u01b0\u1ee3t t\u1ef1 do<\/a>. M\u1ed9t t\u1ed1c \u0111\u1ed9 t\u1edbi h\u1ea1n xu\u1ea5t hi\u1ec7n nh\u01b0 m\u1ed9t \u0111\u1ec9nh bi\u00ean \u0111\u1ed9 r\u00f5 r\u00e0ng k\u00e8m theo s\u1ef1 d\u1ecbch chuy\u1ec3n pha \u0111\u1eb7c tr\u01b0ng 180\u00b0 <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/phase\/\">pha<\/a> d\u1ecbch chuy\u1ec3n, hi\u1ec3n th\u1ecb tr\u00ean <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/bode-plot\/\">Bi\u1ec3u \u0111\u1ed3 Bode<\/a> ho\u1eb7c <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/waterfall-plot\/\">l\u00f4 \u0111\u1ea5t th\u00e1c n\u01b0\u1edbc<\/a>.<\/li>\n<li><strong>Ki\u1ec3m tra t\u00e1c \u0111\u1ed9ng (bump):<\/strong> t\u00e1c \u0111\u1ed9ng v\u00e0o rotor \u0111\u1ee9ng y\u00ean b\u1eb1ng m\u1ed9t c\u00e1i b\u00faa \u0111\u01b0\u1ee3c trang b\u1ecb c\u1ea3m bi\u1ebfn k\u00edch th\u00edch c\u00e1c t\u1ea7n s\u1ed1 t\u1ef1 nhi\u00ean c\u1ee7a n\u00f3, t\u01b0\u01a1ng \u1ee9ng v\u1edbi c\u00e1c t\u1ed1c \u0111\u1ed9 t\u1edbi h\u1ea1n c\u1ee7a n\u00f3 \u2014 xem <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/bump-test\/\">ki\u1ec3m tra va ch\u1ea1m<\/a>.<\/li>\n<\/ul>\n<p>\u0110\u1ed1i v\u1edbi c\u00e1c m\u00e1y ch\u1ea1y \u1edf m\u1ed9t lo\u1ea1t t\u1ed1c \u0111\u1ed9, m\u1ed1i quan h\u1ec7 gi\u1eefa c\u00e1c b\u1eadc k\u00edch th\u00edch v\u00e0 t\u1ea7n s\u1ed1 t\u1ef1 nhi\u00ean \u0111\u01b0\u1ee3c tr\u1ef1c quan h\u00f3a t\u1ed1t nh\u1ea5t tr\u00ean m\u1ed9t <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/campbell-diagram\/\">Bi\u1ec3u \u0111\u1ed3 Campbell<\/a>; b\u1ea1n c\u00f3 th\u1ec3 l\u1eadp b\u1ea3n \u0111\u1ed3 c\u00e1c giao \u0111i\u1ec3m nhanh ch\u00f3ng b\u1eb1ng <a href=\"https:\/\/vibromera.eu\/vi\/calculators\/campbell-diagram-calculator\/\">M\u00e1y t\u00ednh bi\u1ec3u \u0111\u1ed3 Campbell<\/a>.<\/p>\n<h2>6. X\u00e1c nh\u1eadn L\u1ee3i nhu\u1eadn t\u1ea1i Hi\u1ec7n tr\u01b0\u1eddng<\/h2>\n<p>D\u1ef1 \u0111o\u00e1n m\u1ed9t t\u1ed1c \u0111\u1ed9 t\u1edbi h\u1ea1n ch\u1ec9 l\u00e0 m\u1ed9t n\u1eeda c\u00f4ng vi\u1ec7c; x\u00e1c minh m\u00e1y th\u1ef1c t\u1ebf ho\u1ea1t \u0111\u1ed9ng nh\u01b0 d\u1ef1 \u0111o\u00e1n l\u00e0 n\u1eeda kia. M\u1ed9t b\u1ed9 ph\u00e2n t\u00edch hai k\u00eanh di \u0111\u1ed9ng nh\u01b0 <a href=\"https:\/\/vibromera.eu\/vi\/san-pham\/balanset-1\/\">Balanset-1A<\/a> ghi l\u1ea1i bi\u00ean \u0111\u1ed9 1\u00d7 v\u00e0 pha theo rpm trong qu\u00e1 tr\u00ecnh ch\u1ea1y l\u00ean ho\u1eb7c ch\u1ea1y xu\u1ed1ng, do \u0111\u00f3 v\u1ecb tr\u00ed t\u1ed1c \u0111\u1ed9 t\u1edbi h\u1ea1n th\u1ef1c t\u1ebf v\u00e0 chi\u1ec1u cao c\u1ee7a \u0111\u1ec9nh c\u1ed9ng h\u01b0\u1edfng c\u1ee7a n\u00f3 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c \u0111\u1ecdc tr\u1ef1c ti\u1ebfp t\u1eeb d\u1ea5u v\u1ebft. N\u1ebfu d\u1eef li\u1ec7u cho th\u1ea5y m\u00e1y ng\u1ed3i qu\u00e1 g\u1ea7n m\u1ed9t t\u1ed1c \u0111\u1ed9 t\u1edbi h\u1ea1n, c\u00f9ng m\u1ed9t c\u00f4ng c\u1ee5 h\u1ed7 tr\u1ee3 c\u00e2n b\u1eb1ng t\u1ea1i hi\u1ec7n tr\u01b0\u1eddng gi\u1ea3m h\u00e0m l\u1ef1c v\u00e0 ki\u1ec3m so\u00e1t \u0111\u1ec9nh \u2014 cho ph\u00e9p b\u1ea1n x\u00e1c nh\u1eadn l\u1ee3i nhu\u1eadn t\u00e1ch bi\u1ec7t trong c\u00e1c v\u00f2ng bi m\u00e0 rotor th\u1ef1c s\u1ef1 s\u1ebd ch\u1ea1y.<\/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 t\u1ed1c \u0111\u1ed9 t\u1edbi h\u1ea1n, t\u1ed1c \u0111\u1ed9 quay m\u00e0 t\u1ea1i \u0111\u00f3 r\u00f4-to tr\u1edf n\u00ean m\u1ea5t \u1ed5n \u0111\u1ecbnh \u0111\u1ed9ng do c\u1ed9ng h\u01b0\u1edfng. Hi\u1ec3u nguy\u00ean nh\u00e2n, t\u00e1c \u0111\u1ed9ng v\u00e0 c\u00e1ch qu\u1ea3n l\u00fd n\u00f3 trong thi\u1ebft k\u1ebf m\u00e1y m\u00f3c.<\/p>","protected":false},"featured_media":0,"template":"","meta":{"ai_generated_summary":"","footnotes":""},"categories":[109,111],"tags":[],"class_list":["post-92","glossary","type-glossary","status-publish","hentry","category-glossary","category-rotor-balancing"],"_links":{"self":[{"href":"https:\/\/vibromera.eu\/vi\/wp-json\/wp\/v2\/glossary\/92","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\/92\/revisions"}],"predecessor-version":[{"id":101380,"href":"https:\/\/vibromera.eu\/vi\/wp-json\/wp\/v2\/glossary\/92\/revisions\/101380"}],"wp:attachment":[{"href":"https:\/\/vibromera.eu\/vi\/wp-json\/wp\/v2\/media?parent=92"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vibromera.eu\/vi\/wp-json\/wp\/v2\/categories?post=92"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vibromera.eu\/vi\/wp-json\/wp\/v2\/tags?post=92"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}