{"id":164,"date":"2025-10-31T00:25:51","date_gmt":"2025-10-31T00:25:51","guid":{"rendered":"https:\/\/vibromera.eu\/glossary\/modal-balancing\/"},"modified":"2026-05-23T23:04:09","modified_gmt":"2026-05-23T23:04:09","slug":"modal-balancing","status":"publish","type":"glossary","link":"https:\/\/vibromera.eu\/vi\/glossary\/modal-balancing\/","title":{"rendered":"C\u00e2n b\u1eb1ng Modal l\u00e0 g\u00ec? K\u1ef9 thu\u1eadt Rotor Linh ho\u1ea1t Ti\u00ean ti\u1ebfn"},"content":{"rendered":"<h1>Hi\u1ec3u v\u1ec1 c\u00e2n b\u1eb1ng ph\u01b0\u01a1ng th\u1ee9c<\/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\/164?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\/164?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\/164?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\/164?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\/164?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\/164?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\/164?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\/164?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\/164?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\/164?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\/164?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\/164?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\/164?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\/164?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>C\u00e2n b\u1eb1ng ph\u01b0\u01a1ng th\u1ee9c<\/strong> l\u00e0 m\u1ed9t n\u00e2ng cao <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/balancing\/\">c\u00e2n b\u1eb1ng<\/a> k\u1ef9 thu\u1eadt \u0111\u01b0\u1ee3c ph\u00e1t tri\u1ec3n cho <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/flexible-rotor\/\">r\u00f4to linh ho\u1ea1t<\/a> ho\u1ea1t \u0111\u1ed9ng b\u1eb1ng c\u00e1ch nh\u1eafm m\u1ee5c ti\u00eau v\u00e0 s\u1eeda ch\u1eefa t\u1eebng rung \u0111\u1ed9ng ri\u00eang l\u1ebb <em>c\u00e1c d\u1ea1ng dao \u0111\u1ed9ng<\/em> thay v\u00ec c\u00e2n b\u1eb1ng \u1edf m\u1ed9t t\u1ed1c \u0111\u1ed9 quay c\u1ed1 \u0111\u1ecbnh. N\u00f3 nh\u1eadn ra r\u1eb1ng m\u1ed9t rotor linh ho\u1ea1t c\u00f3 c\u00e1c <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/mode-shape\/\">h\u00ecnh d\u1ea1ng ch\u1ebf \u0111\u1ed9<\/a> &mdash; c\u00e1c m\u1eabu u\u1ed1n cong &mdash; \u1edf c\u00e1c t\u1ed1c \u0111\u1ed9 kh\u00e1c nhau, v\u00e0 n\u00f3 ph\u00e2n ph\u1ed1i <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/correction-weight\/\">kh\u1ed1i l\u01b0\u1ee3ng hi\u1ec7u ch\u1ec9nh<\/a> theo m\u1ed9t m\u1eabu ph\u00f9 h\u1ee3p v\u1edbi v\u00e0 h\u1ee7y b\u1ecf l\u1ef1c kh\u00f4ng c\u00e2n b\u1eb1ng th\u00fac \u0111\u1ea9y m\u1ed7i ch\u1ebf \u0111\u1ed9. \u0110i\u1ec1u n\u00e0y kh\u00e1c bi\u1ec7t c\u01a1 b\u1ea3n v\u1edbi <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/multi-plane-balancing\/\">c\u00e2n b\u1eb1ng \u0111a m\u1eb7t ph\u1eb3ng<\/a>, s\u1eeda ch\u1eefa rotor \u1edf m\u1ed9t t\u1ed1c \u0111\u1ed9 ho\u1ea1t \u0111\u1ed9ng \u0111\u01b0\u1ee3c ch\u1ecdn. C\u00e2n b\u1eb1ng ph\u01b0\u01a1ng th\u1ee9c mang l\u1ea1i k\u1ebft qu\u1ea3 v\u01b0\u1ee3t tr\u1ed9i cho c\u00e1c rotor ph\u1ea3i ch\u1ea1y m\u01b0\u1ee3t m\u00e0 tr\u00ean m\u1ed9t ph\u1ea1m vi t\u1ed1c \u0111\u1ed9 r\u1ed9ng v\u00e0 v\u01b0\u1ee3t qua nhi\u1ec1u <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/critical-speed\/\">t\u1ed1c \u0111\u1ed9 t\u1edbi h\u1ea1n<\/a> tr\u00ean \u0111\u01b0\u1eddng \u0111\u1ebfn nhi\u1ec7m v\u1ee5.<\/p>\n<h2>1. N\u1ec1n T\u1ea3ng L\u00fd Thuy\u1ebft: Hi\u1ec3u Bi\u1ebft H\u00ecnh D\u1ea1ng Ch\u1ebf \u0110\u1ed9<\/h2>\n<p>C\u00e2n b\u1eb1ng ph\u01b0\u01a1ng th\u1ee9c ch\u1ec9 c\u00f3 \u00fd ngh\u0129a khi \u00fd t\u01b0\u1edfng v\u1ec1 m\u1ed9t ch\u1ebf \u0111\u1ed9 rung \u0111\u1ed9ng r\u00f5 r\u00e0ng, v\u00ec v\u1eady c\u1ea7n b\u1eaft \u0111\u1ea7u \u1edf \u0111\u00f3.<\/p>\n<h3>Ch\u1ebf \u0111\u1ed9 h\u00ecnh d\u1ea1ng l\u00e0 g\u00ec?<\/h3>\n<p>H\u00ecnh d\u1ea1ng ch\u1ebf \u0111\u1ed9 l\u00e0 m\u1eabu u\u1ed1n cong \u0111\u1eb7c tr\u01b0ng m\u00e0 rotor c\u00f3 khi n\u00f3 rung \u0111\u1ed9ng \u1edf m\u1ed9t trong nh\u1eefng <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/natural-frequency\/\">t\u1ea7n s\u1ed1 t\u1ef1 nhi\u00ean<\/a>. V\u1ec1 nguy\u00ean t\u1eafc, rotor c\u00f3 v\u00f4 s\u1ed1 ch\u1ebf \u0111\u1ed9, nh\u01b0ng trong th\u1ef1c t\u1ebf ch\u1ec9 nh\u1eefng ch\u1ebf \u0111\u1ed9 \u0111\u1ea7u ti\u00ean quan tr\u1ecdng:<\/p>\n<ul>\n<li><strong>D\u1ea1ng dao \u0111\u1ed9ng th\u1ee9 nh\u1ea5t:<\/strong> rotor u\u1ed1n cong th\u00e0nh m\u1ed9t v\u00f2ng cung \u0111\u01a1n, gi\u1ed1ng nh\u01b0 m\u1ed9t s\u1ee3i d\u00e2y nh\u1ea3y v\u1edbi m\u1ed9t b\u01b0\u1edbu.<\/li>\n<li><strong>D\u1ea1ng dao \u0111\u1ed9ng th\u1ee9 hai:<\/strong> r\u00f4tor b\u1ecb u\u1ed1n cong th\u00e0nh h\u00ecnh S v\u1edbi m\u1ed9t <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/nodal-point\/\">\u0111i\u1ec3m n\u00fat<\/a> \u2014 m\u1ed9t \u0111i\u1ec3m \u0111\u1ed9 deflection b\u1eb1ng kh\u00f4ng \u2014 g\u1ea7n ph\u1ea7n gi\u1eefa.<\/li>\n<li><strong>D\u1ea1ng dao \u0111\u1ed9ng th\u1ee9 ba:<\/strong> r\u00f4tor c\u00f3 h\u00ecnh d\u1ea1ng s\u00f3ng ph\u1ee9c t\u1ea1p h\u01a1n v\u1edbi hai \u0111i\u1ec3m n\u00fat.<\/li>\n<\/ul>\n<p>M\u1ed7i ch\u1ebf \u0111\u1ed9 c\u00f3 t\u1ea7n s\u1ed1 t\u1ef1 nhi\u00ean ri\u00eang c\u1ee7a n\u00f3 v\u00e0 do \u0111\u00f3 t\u1ed1c \u0111\u1ed9 t\u1edbi h\u1ea1n ri\u00eang c\u1ee7a n\u00f3. Khi r\u00f4tor ch\u1ea1y g\u1ea7n m\u1ed9t trong nh\u1eefng t\u1ed1c \u0111\u1ed9 t\u1edbi h\u1ea1n \u0111\u00f3, h\u00ecnh d\u1ea1ng ch\u1ebf \u0111\u1ed9 \u0111\u00f3 b\u1ecb k\u00edch th\u00edch m\u1ea1nh b\u1edfi b\u1ea5t k\u1ef3 m\u1ea5t c\u00e2n b\u1eb1ng n\u00e0o x\u1ea3y ra \u0111\u1ec3 ph\u00f9 h\u1ee3p v\u1edbi n\u00f3.<\/p>\n<h3>M\u1ea5t c\u00e2n b\u1eb1ng theo ch\u1ebf \u0111\u1ed9 c\u1ee5 th\u1ec3<\/h3>\n<p>Th\u00f4ng tin ch\u00ednh l\u00e0 r\u00f4tor <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/unbalance\/\">m\u1ea5t c\u00e2n b\u1eb1ng<\/a> c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c ph\u00e2n t\u00edch th\u00e0nh c\u00e1c th\u00e0nh ph\u1ea7n modal, v\u00e0 m\u1ed7i ch\u1ebf \u0111\u1ed9 ph\u1ea3n \u1ee9ng <em>ch\u1ec9<\/em> v\u1edbi th\u00e0nh ph\u1ea7n m\u1ea5t c\u00e2n b\u1eb1ng c\u00f3 h\u00ecnh d\u1ea1ng t\u01b0\u01a1ng \u1ee9ng. V\u00ed d\u1ee5:<\/p>\n<ul>\n<li><strong>M\u1ea5t c\u00e2n b\u1eb1ng ch\u1ebf \u0111\u1ed9 \u0111\u1ea7u ti\u00ean:<\/strong> m\u1ed9t ph\u00e2n b\u1ed1 kh\u1ed1i l\u01b0\u1ee3ng kh\u00f4ng \u0111\u1ed1i x\u1ee9ng c\u00f3 h\u00ecnh cong \u0111\u01a1n gi\u1ea3n.<\/li>\n<li><strong>M\u1ea5t c\u00e2n b\u1eb1ng ch\u1ebf \u0111\u1ed9 th\u1ee9 hai:<\/strong> m\u1ed9t ph\u00e2n b\u1ed1 t\u1ea1o ra h\u00ecnh S khi r\u00f4tor b\u1ecb deflect.<\/li>\n<\/ul>\n<p>Hi\u1ec7u ch\u1ec9nh t\u1eebng th\u00e0nh ph\u1ea7n modal \u0111\u1ed9c l\u1eadp v\u00e0 r\u00f4tor s\u1ebd c\u00e2n b\u1eb1ng tr\u00ean to\u00e0n b\u1ed9 ph\u1ea1m vi ho\u1ea1t \u0111\u1ed9ng c\u1ee7a n\u00f3, kh\u00f4ng ch\u1ec9 \u1edf m\u1ed9t t\u1ed1c \u0111\u1ed9.<\/p>\n<h2>2. C\u00e1ch C\u00e2n B\u1eb1ng Modal Ho\u1ea1t \u0110\u1ed9ng<\/h2>\n<p>Quy tr\u00ecnh n\u00e0y l\u00e0 m\u1ed9t chu\u1ed7i ph\u1ee9c t\u1ea1p g\u1ed3m c\u00e1c ph\u00e9p \u0111o, bi\u1ebfn \u0111\u1ed5i to\u00e1n h\u1ecdc v\u00e0 s\u1eeda ch\u1eefa v\u1eadt l\u00fd.<\/p>\n<h3>B\u01b0\u1edbc 1: X\u00e1c \u0111\u1ecbnh t\u1ed1c \u0111\u1ed9 quan tr\u1ecdng v\u00e0 h\u00ecnh d\u1ea1ng ch\u1ebf \u0111\u1ed9<\/h3>\n<p>Tr\u01b0\u1edbc khi th\u00eam b\u1ea5t k\u1ef3 tr\u1ecdng l\u01b0\u1ee3ng n\u00e0o, c\u00e1c t\u1ed1c \u0111\u1ed9 t\u1edbi h\u1ea1n c\u1ee7a r\u00f4tor \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh b\u1eb1ng <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> th\u1eed, t\u1ea1o ra m\u1ed9t <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/bode-plot\/\">Bi\u1ec3u \u0111\u1ed3 Bode<\/a> c\u1ee7a bi\u00ean \u0111\u1ed9 v\u00e0 <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/phase\/\">pha<\/a> theo t\u1ed1c \u0111\u1ed9. C\u00e1c h\u00ecnh d\u1ea1ng ch\u1ebf \u0111\u1ed9 \u0111\u01b0\u1ee3c thi\u1ebft l\u1eadp b\u1eb1ng th\u1ef1c nghi\u1ec7m, s\u1eed d\u1ee5ng m\u1ed9t s\u1ed1 c\u1ea3m bi\u1ebfn rung \u0111\u01b0\u1ee3c b\u1ed1 tr\u00ed d\u1ecdc r\u00f4tor, ho\u1eb7c \u0111\u01b0\u1ee3c d\u1ef1 \u0111o\u00e1n l\u00fd thuy\u1ebft b\u1eb1ng ph\u00e2n t\u00edch ph\u1ea7n t\u1eed h\u1eefu h\u1ea1n.<\/p>\n<h3>B\u01b0\u1edbc 2: Chuy\u1ec3n \u0111\u1ed5i m\u00f4 h\u00ecnh<\/h3>\n<p>Rung \u0111\u1ed9ng \u0111\u01b0\u1ee3c \u0111o t\u1ea1i m\u1ed9t s\u1ed1 v\u1ecb tr\u00ed d\u1ecdc tr\u1ee5c \u0111\u01b0\u1ee3c bi\u1ebfn \u0111\u1ed5i to\u00e1n h\u1ecdc t\u1eeb &#8220;t\u1ecda \u0111\u1ed9 v\u1eadt l\u00fd&#8221; \u2014 rung \u0111\u1ed9ng \u1edf m\u1ed7i \u1ed5 \u2014 th\u00e0nh &#8220;t\u1ecda \u0111\u1ed9 modal,&#8221; bi\u00ean \u0111\u1ed9 m\u00e0 m\u1ed7i ch\u1ebf \u0111\u1ed9 b\u1ecb k\u00edch th\u00edch. C\u00e1c h\u00ecnh d\u1ea1ng ch\u1ebf \u0111\u1ed9 \u0111\u00e3 bi\u1ebft ph\u1ee5c v\u1ee5 nh\u01b0 c\u01a1 s\u1edf to\u00e1n h\u1ecdc cho ph\u00e9p bi\u1ebfn \u0111\u1ed5i n\u00e0y.<\/p>\n<h3>B\u01b0\u1edbc 3: T\u00ednh tr\u1ecdng s\u1ed1 hi\u1ec7u ch\u1ec9nh m\u00f4 h\u00ecnh<\/h3>\n<p>\u0110\u1ed1i v\u1edbi m\u1ed7i ch\u1ebf \u0111\u1ed9 quan tr\u1ecdng, m\u1ed9t t\u1eadp h\u1ee3p <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/trial-weight\/\">tr\u1ecdng l\u01b0\u1ee3ng th\u1eed nghi\u1ec7m<\/a> \u0111\u01b0\u1ee3c s\u1eafp x\u1ebfp \u0111\u1ec3 ph\u00f9 h\u1ee3p v\u1edbi h\u00ecnh d\u1ea1ng ch\u1ebf \u0111\u1ed9 \u0111\u00f3 \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng \u0111\u1ec3 x\u00e1c \u0111\u1ecbnh h\u1ec7 s\u1ed1 \u1ea3nh h\u01b0\u1edfng. Tr\u1ecdng l\u01b0\u1ee3ng c\u1ea7n thi\u1ebft \u0111\u1ec3 h\u1ee7y b\u1ecf m\u1ea5t c\u00e2n b\u1eb1ng ch\u1ebf \u0111\u1ed9 \u0111\u00f3 sau \u0111\u00f3 \u0111\u01b0\u1ee3c t\u00ednh to\u00e1n.<\/p>\n<h3>B\u01b0\u1edbc 4: Chuy\u1ec3n \u0111\u1ed5i tr\u1edf l\u1ea1i tr\u1ecdng l\u01b0\u1ee3ng v\u1eadt l\u00fd<\/h3>\n<p>C\u00e1c hi\u1ec7u ch\u1ec9nh modal \u0111\u01b0\u1ee3c bi\u1ebfn \u0111\u1ed5i ng\u01b0\u1ee3c l\u1ea1i th\u00e0nh tr\u1ecdng l\u01b0\u1ee3ng th\u1ef1c, v\u1eadt l\u00fd c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c l\u1eafp tr\u00ean <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/correction-plane\/\">m\u1eb7t ph\u1eb3ng hi\u1ec7u ch\u1ec9nh<\/a> tr\u00ean r\u00f4tor. Ph\u00e9p bi\u1ebfn \u0111\u1ed5i ng\u01b0\u1ee3c n\u00e0y quy\u1ebft \u0111\u1ecbnh c\u00e1ch ph\u00e2n ph\u1ed1i t\u1eebng hi\u1ec7u ch\u1ec9nh modal tr\u00ean c\u00e1c m\u1eb7t ph\u1eb3ng th\u1ef1c s\u1ef1 c\u00f3 s\u1eb5n.<\/p>\n<h3>B\u01b0\u1edbc 5: C\u00e0i \u0111\u1eb7t v\u00e0 x\u00e1c minh<\/h3>\n<p>T\u1ea5t c\u1ea3 c\u00e1c tr\u1ecdng l\u01b0\u1ee3ng \u0111\u01b0\u1ee3c l\u1eafp \u0111\u1eb7t v\u00e0 r\u00f4tor \u0111\u01b0\u1ee3c ch\u1ea1y tr\u00ean to\u00e0n b\u1ed9 ph\u1ea1m vi t\u1ed1c \u0111\u1ed9 ho\u1ea1t \u0111\u1ed9ng c\u1ee7a n\u00f3 \u0111\u1ec3 x\u00e1c nh\u1eadn r\u1eb1ng rung \u0111\u1ed9ng \u0111\u00e3 gi\u1ea3m \u1edf m\u1ecdi t\u1ed1c \u0111\u1ed9 t\u1edbi h\u1ea1n, kh\u00f4ng ch\u1ec9 \u1edf m\u1ed9t t\u1ed1c \u0111\u1ed9.<\/p>\n<h2>3. B\u1ed9 Th\u1eed Nghi\u1ec7m Modal v\u00e0 Nguy\u00ean T\u1eafc T\u00ednh Tr\u1ef1c Giao<\/h2>\n<p>\u0110i\u1ec1u l\u00e0m cho ph\u01b0\u01a1ng ph\u00e1p ho\u1ea1t \u0111\u1ed9ng th\u1ef1c t\u1ebf l\u00e0 c\u00e1ch s\u1eafp x\u1ebfp c\u00e1c kh\u1ed1i th\u1eed. Thay v\u00ec m\u1ed9t kh\u1ed1i th\u1eed duy nh\u1ea5t tr\u00ean m\u1ed9t m\u1eb7t ph\u1eb3ng, c\u00e2n b\u1eb1ng theo mode s\u1eed d\u1ee5ng m\u1ed9t <em>b\u1ed9 th\u1eed nghi\u1ec7m ch\u1ebf \u0111\u1ed9<\/em> \u2014 m\u1ed9t nh\u00f3m tr\u1ecdng l\u01b0\u1ee3ng ph\u00e2n b\u1ed1 tr\u00ean nhi\u1ec1u m\u1eb7t ph\u1eb3ng theo m\u00f4 h\u00ecnh k\u00edch th\u00edch <em>ch\u1ec9<\/em> mode \u0111ang \u0111\u01b0\u1ee3c x\u1eed l\u00fd, trong khi \u0111\u1ec3 l\u1ea1i c\u00e1c mode th\u1ea5p h\u01a1n \u0111\u00e3 \u0111\u01b0\u1ee3c s\u1eeda ch\u1eefa kh\u00f4ng b\u1ecb \u1ea3nh h\u01b0\u1edfng. \u0110i\u1ec1u n\u00e0y ph\u1ee5 thu\u1ed9c v\u00e0o t\u00ednh tr\u1ef1c giao to\u00e1n h\u1ecdc c\u1ee7a c\u00e1c d\u1ea1ng mode: ph\u00e2n b\u1ed1 tr\u1ecdng l\u01b0\u1ee3ng c\u00f3 h\u00ecnh d\u1ea1ng nh\u01b0 mode th\u1ee9 hai v\u1ec1 c\u01a1 b\u1ea3n kh\u00f4ng l\u00e0m vi\u1ec7c tr\u00ean mode th\u1ee9 nh\u1ea5t, do \u0111\u00f3 s\u1eeda ch\u1eefa mode th\u1ee9 hai kh\u00f4ng l\u00e0m m\u1ea5t c\u00e2n b\u1eb1ng mode th\u1ee9 nh\u1ea5t. M\u1ed9t chi\u1ebfn d\u1ecbch c\u00e2n b\u1eb1ng do \u0111\u00f3 ti\u1ebfn h\u00e0nh t\u1eebng mode, t\u1eeb th\u1ea5p nh\u1ea5t tr\u01b0\u1edbc, m\u1ed7i s\u1eeda ch\u1eefa b\u1ea3o t\u1ed3n th\u00e0nh qu\u1ea3 c\u1ee7a mode tr\u01b0\u1edbc n\u00f3.<\/p>\n<p>Tr\u00ecnh t\u1ef1 n\u00e0y c\u0169ng gi\u1ea3i th\u00edch t\u1ea1i sao s\u1ed1 l\u01b0\u1ee3ng m\u1eb7t ph\u1eb3ng s\u1eeda ch\u1eefa l\u1ea1i quan tr\u1ecdng. \u0110\u1ec3 ki\u1ec3m so\u00e1t mode th\u1ee9 nh\u1ea5t <em>N<\/em> c\u00e1c mode m\u1ec1m c\u1ed9ng v\u1edbi hai mode d\u1ea1ng c\u1ee9ng, m\u1ed9t rotor th\u01b0\u1eddng c\u1ea7n m\u1ed9t s\u1ed1 l\u01b0\u1ee3ng so s\u00e1nh \u0111\u01b0\u1ee3c c\u00e1c m\u1eb7t ph\u1eb3ng s\u1eeda ch\u1eefa \u0111\u1ed9c l\u1eadp \u2014 logic \u0111\u01b0\u1ee3c ch\u00ednh th\u1ee9c h\u00f3a trong <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/n-plus-2-method\/\">Ph\u01b0\u01a1ng ph\u00e1p N+2<\/a> c\u00e2n b\u1eb1ng \u0111a m\u1eb7t ph\u1eb3ng. Khi c\u00e1c m\u1eb7t ph\u1eb3ng c\u00f3 s\u1eb5n qu\u00e1 \u00edt ho\u1eb7c \u0111\u01b0\u1ee3c \u0111\u1eb7t k\u00e9m \u0111\u1ec3 t\u1ea1o th\u00e0nh c\u00e1c b\u1ed9 modal s\u1ea1ch s\u1ebd, k\u1ef9 s\u01b0 ph\u1ea3i ch\u1ea5p nh\u1eadn m\u1ed9t th\u1ecfa hi\u1ec7p b\u00ecnh ph\u01b0\u01a1ng t\u1ed1i thi\u1ec3u gi\u1ea3m thi\u1ec3u rung \u0111\u1ed9ng to\u00e0n b\u1ed9 thay v\u00ec ho\u00e0n to\u00e0n h\u1ee7y b\u1ecf t\u1eebng mode l\u1ea7n l\u01b0\u1ee3t.<\/p>\n<p>C\u1ea7n l\u01b0u \u00fd r\u1eb1ng c\u00e2n b\u1eb1ng theo mode v\u00e0 <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/influence-coefficient\/\">ph\u01b0\u01a1ng ph\u00e1p h\u1ec7 s\u1ed1 \u1ea3nh h\u01b0\u1edfng<\/a> kh\u00f4ng ph\u1ea3i l\u00e0 nh\u1eefng tri\u1ebft l\u00fd \u0111\u1ed1i l\u1eadp m\u00e0 l\u00e0 hai g\u00f3c nh\u00ecn v\u1ec1 v\u1eadt l\u00fd gi\u1ed1ng nhau. M\u1ed9t gi\u1ea3i ph\u00e1p h\u1ec7 s\u1ed1 \u1ea3nh h\u01b0\u1edfng thu\u1ea7n t\u00fay s\u1ed1 h\u1ecdc tr\u00ean nhi\u1ec1u m\u1eb7t ph\u1eb3ng v\u00e0 t\u1ed1c \u0111\u1ed9 s\u1ebd h\u1ed9i t\u1ee5 tr\u00ean nh\u1eefng s\u1eeda ch\u1eefa m\u00e0 ph\u01b0\u01a1ng ph\u00e1p modal l\u1ea5y t\u1eeb c\u00e1c d\u1ea1ng mode; con \u0111\u01b0\u1eddng modal ch\u1ec9 \u0111\u01a1n gi\u1ea3n mang l\u1ea1i c\u00e1i nh\u00ecn s\u00e2u s\u1eafc v\u1ec1 v\u1eadt l\u00fd v\u00e0, th\u01b0\u1eddng xuy\u00ean, \u00edt l\u1ea7n ch\u1ea1y h\u01a1n. Ph\u1ea7n m\u1ec1m hi\u1ec7n \u0111\u1ea1i th\u01b0\u1eddng k\u1ebft h\u1ee3p c\u1ea3 hai \u2014 s\u1eed d\u1ee5ng c\u00e1c h\u1ec7 s\u1ed1 \u1ea3nh h\u01b0\u1edfng \u0111o \u0111\u01b0\u1ee3c nh\u01b0ng gi\u1ea3i th\u00edch v\u00e0 c\u00e2n nh\u1eafc ch\u00fang theo c\u00e1c \u0111i\u1ec1u kho\u1ea3n modal.<\/p>\n<h2>4. \u01afu \u0111i\u1ec3m c\u1ee7a C\u00e2n b\u1eb1ng theo Mode<\/h2>\n<p>\u0110\u1ed1i v\u1edbi c\u00e1c rotor m\u1ec1m, c\u00e2n b\u1eb1ng theo mode cung c\u1ea5p nh\u1eefng l\u1ee3i \u00edch m\u00e0 c\u00e1c ph\u01b0\u01a1ng ph\u00e1p \u0111\u1eb7c tr\u01b0ng t\u1ed1c \u0111\u1ed9 kh\u00f4ng th\u1ec3 so s\u00e1nh:<\/p>\n<ul>\n<li><strong>Hi\u1ec7u qu\u1ea3 tr\u00ean to\u00e0n b\u1ed9 d\u1ea3i t\u1ed1c \u0111\u1ed9:<\/strong> m\u1ed9t b\u1ed9 s\u1eeda ch\u1eefa gi\u1ea3m rung \u0111\u1ed9ng \u1edf t\u1ea5t c\u1ea3 c\u00e1c t\u1ed1c \u0111\u1ed9 ho\u1ea1t \u0111\u1ed9ng, \u0111i\u1ec1u n\u00e0y r\u1ea5t c\u1ea7n thi\u1ebft cho c\u00e1c m\u00e1y t\u0103ng t\u1ed1c qua nhi\u1ec1u t\u1ed1c \u0111\u1ed9 t\u1edbi h\u1ea1n.<\/li>\n<li><strong>\u00cdt l\u1ea7n ch\u1ea1y th\u1eed:<\/strong> b\u1edfi v\u00ec m\u1ed7i l\u1ea7n th\u1eed nghi\u1ec7m nh\u1eafm v\u00e0o m\u1ed9t ch\u1ebf \u0111\u1ed9 c\u1ee5 th\u1ec3 thay v\u00ec m\u1ed9t t\u1ed1c \u0111\u1ed9 c\u1ee5 th\u1ec3, c\u00e2n b\u1eb1ng ch\u1ebf \u0111\u1ed9 th\u01b0\u1eddng c\u1ea7n \u00edt l\u1ea7n ch\u1ea1y th\u1eed h\u01a1n so v\u1edbi c\u00e2n b\u1eb1ng nhi\u1ec1u m\u1eb7t ph\u1eb3ng th\u00f4ng th\u01b0\u1eddng.<\/li>\n<li><strong>Hi\u1ec3u bi\u1ebft v\u1eadt l\u00fd t\u1ed1t h\u01a1n:<\/strong> ph\u01b0\u01a1ng ph\u00e1p ti\u1ebft l\u1ed9 nh\u1eefng mode n\u00e0o l\u00e0 c\u00e1c v\u1ea5n \u0111\u1ec1 l\u1edbn nh\u1ea5t v\u00e0 c\u00e1ch m\u1ea5t c\u00e2n b\u1eb1ng \u0111\u01b0\u1ee3c ph\u00e2n b\u1ed1 d\u1ecdc theo rotor.<\/li>\n<li><strong>T\u1ed1i \u01b0u cho c\u00e1c m\u00e1y t\u1ed1c \u0111\u1ed9 cao:<\/strong> c\u00e1c rotor ch\u1ea1y \u1edf t\u1ed1c \u0111\u1ed9 v\u01b0\u1ee3t xa tr\u00ean t\u1ed1c \u0111\u1ed9 t\u1edbi h\u1ea1n \u0111\u1ea7u ti\u00ean c\u1ee7a ch\u00fang, ch\u1eb3ng h\u1ea1n nh\u01b0 c\u00e1c tuabin, c\u00f3 l\u1ee3i \u00edch nh\u1ea5t v\u00ec ph\u01b0\u01a1ng ph\u00e1p s\u1eeda ch\u1eefa gi\u1ea3i quy\u1ebft v\u1eadt l\u00fd th\u1ef1c s\u1ef1 c\u1ee7a h\u00e0nh vi rotor linh ho\u1ea1t.<\/li>\n<li><strong>Gi\u1ea3m thi\u1ec3u rung \u0111\u1ed9ng \u0111i qua:<\/strong> b\u1eb1ng c\u00e1ch lo\u1ea1i b\u1ecf unbalance theo mode, rung \u0111\u1ed9ng trong qu\u00e1 tr\u00ecnh gia t\u1ed1c v\u00e0 gi\u1ea3m t\u1ed1c qua c\u00e1c t\u1ed1c \u0111\u1ed9 t\u1edbi h\u1ea1n b\u1ecb gi\u1ea3m, gi\u1ea3m \u00e1p l\u1ef1c l\u00ean c\u00e1c \u0111\u1ec7m v\u00e0 seal.<\/li>\n<\/ul>\n<h2>5. Nh\u1eefng Th\u00e1ch Th\u1ee9c v\u00e0 H\u1ea1n Ch\u1ebf<\/h2>\n<p>S\u1ee9c m\u1ea1nh c\u1ee7a ph\u01b0\u01a1ng ph\u00e1p \u0111i k\u00e8m v\u1edbi s\u1ef1 ph\u1ee9c t\u1ea1p, v\u00e0 n\u00f3 y\u00eau c\u1ea7u nhi\u1ec1u \u0111i\u1ec1u t\u1eeb con ng\u01b0\u1eddi, ph\u1ea7n m\u1ec1m v\u00e0 thi\u1ebft b\u1ecb \u0111o.<\/p>\n<h3>Y\u00eau c\u1ea7u ki\u1ebfn th\u1ee9c n\u00e2ng cao<\/h3>\n<p>C\u00e1c k\u1ef9 thu\u1eadt vi\u00ean c\u1ea7n ph\u1ea3i n\u1eafm v\u1eefng <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/rotor-dynamics\/\">\u0111\u1ed9ng l\u1ef1c h\u1ecdc r\u00f4to<\/a>, c\u00e1c d\u1ea1ng mode, v\u00e0 l\u00fd thuy\u1ebft rung \u0111\u1ed9ng. \u0110\u00e2y kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t quy tr\u00ecnh c\u01a1 b\u1ea3n.<\/p>\n<h3>\u0110\u00f2i H\u1ecfi Ph\u1ea7n M\u1ec1m Chuy\u00ean D\u1ee5ng<\/h3>\n<p>C\u00e1c ph\u00e9p to\u00e1n ma tr\u1eadn v\u00e0 ph\u00e9p bi\u1ebfn \u0111\u1ed5i t\u1ecda \u0111\u1ed9 li\u00ean quan v\u01b0\u1ee3t xa kh\u1ea3 n\u0103ng t\u00ednh to\u00e1n th\u1ee7 c\u00f4ng, v\u00ec v\u1eady ph\u1ea7n m\u1ec1m c\u00e2n b\u1eb1ng c\u00f3 kh\u1ea3 n\u0103ng ph\u00e2n t\u00edch modal th\u1ef1c s\u1ef1 l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft.<\/p>\n<h3>C\u1ea7n D\u1eef Li\u1ec7u H\u00ecnh D\u1ea1ng Ch\u1ebf \u0110\u1ed9 Ch\u00ednh X\u00e1c<\/h3>\n<p>K\u1ebft qu\u1ea3 ch\u1ec9 t\u1ed1t b\u1eb1ng th\u00f4ng tin d\u1ea1ng mode \u0111\u1eb1ng sau n\u00f3, th\u01b0\u1eddng y\u00eau c\u1ea7u m\u00f4 h\u00ecnh ph\u1ea7n t\u1eed h\u1eefu h\u1ea1n chi ti\u1ebft ho\u1eb7c <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/modal-analysis\/\">ph\u00e2n t\u00edch modal<\/a>.<\/p>\n<h3>C\u1ea7n nhi\u1ec1u \u0111i\u1ec3m \u0111o<\/h3>\n<p>X\u00e1c \u0111\u1ecbnh bi\u00ean \u0111\u1ed9 modal m\u1ed9t c\u00e1ch ch\u00ednh x\u00e1c c\u00f3 ngh\u0129a l\u00e0 \u0111o rung \u0111\u1ed9ng \u1edf nhi\u1ec1u v\u1ecb tr\u00ed tr\u1ee5c d\u1ecdc theo rotor, y\u00eau c\u1ea7u nhi\u1ec1u c\u1ea3m bi\u1ebfn v\u00e0 k\u00eanh h\u01a1n c\u00e2n b\u1eb1ng th\u00f4ng th\u01b0\u1eddng.<\/p>\n<h3>H\u1ea1n Ch\u1ebf M\u1eb7t Ph\u1eb3ng Hi\u1ec7u Ch\u1ec9nh<\/h3>\n<p>C\u00e1c m\u1eb7t ph\u1eb3ng s\u1eeda ch\u1eefa m\u00e0 m\u1ed9t m\u00e1y th\u1ef1c s\u1ef1 cung c\u1ea5p c\u00f3 th\u1ec3 kh\u00f4ng ph\u00f9 h\u1ee3p g\u1ecdn g\u00e0ng v\u1edbi c\u00e1c d\u1ea1ng mode. Trong th\u1ef1c t\u1ebf, nh\u1eefng th\u1ecfa hi\u1ec7p l\u00e0 kh\u00f4ng th\u1ec3 tr\u00e1nh kh\u1ecfi, v\u00e0 k\u1ebft qu\u1ea3 \u0111\u1ea1t \u0111\u01b0\u1ee3c ph\u1ee5 thu\u1ed9c v\u00e0o m\u1ee9c \u0111\u1ed9 c\u00e1c m\u1eb7t ph\u1eb3ng c\u00f3 s\u1eb5n c\u00f3 th\u1ec3 x\u1ea5p x\u1ec9 c\u00e1c s\u1eeda ch\u1eefa modal mong mu\u1ed1n.<\/p>\n<h2>6. Khi N\u00e0o S\u1eed D\u1ee5ng C\u00e2n B\u1eb1ng Modal<\/h2>\n<p>K\u1ef9 thu\u1eadt \u0111\u01b0\u1ee3c d\u00e0nh ri\u00eang cho nh\u1eefng t\u00ecnh hu\u1ed1ng m\u00e0 chi ph\u00ed c\u1ee7a n\u00f3 r\u00f5 r\u00e0ng l\u00e0 c\u00f3 l\u1ee3i:<\/p>\n<ul>\n<li><strong>Rotor linh ho\u1ea1t t\u1ed1c \u0111\u1ed9 cao:<\/strong> c\u00e1c tuabin l\u1edbn, m\u00e1y n\u00e9n t\u1ed1c \u0111\u1ed9 cao, v\u00e0 turboexpander ch\u1ea1y \u1edf t\u1ed1c \u0111\u1ed9 v\u01b0\u1ee3t xa tr\u00ean t\u1ed1c \u0111\u1ed9 t\u1edbi h\u1ea1n \u0111\u1ea7u ti\u00ean c\u1ee7a ch\u00fang.<\/li>\n<li><strong>Ph\u1ea1m vi t\u1ed1c \u0111\u1ed9 v\u1eadn h\u00e0nh r\u1ed9ng:<\/strong> thi\u1ebft b\u1ecb ph\u1ea3i gia t\u1ed1c qua nhi\u1ec1u t\u1ed1c \u0111\u1ed9 t\u1edbi h\u1ea1n v\u00e0 ch\u1ea1y m\u01b0\u1ee3t m\u00e0 tr\u00ean d\u1ea3i RPM r\u1ed9ng.<\/li>\n<li><strong>Thi\u1ebft b\u1ecb quan tr\u1ecdng:<\/strong> thi\u1ebft b\u1ecb gi\u00e1 tr\u1ecb cao n\u01a1i \u0111\u1ea7u t\u01b0 v\u00e0o c\u00e2n b\u1eb1ng n\u00e2ng cao \u0111\u01b0\u1ee3c tr\u1ea3 l\u1ea1i b\u1edfi \u0111\u1ed9 tin c\u1eady v\u00e0 hi\u1ec7u su\u1ea5t.<\/li>\n<li><strong>Khi c\u00e1c ph\u01b0\u01a1ng ph\u00e1p th\u00f4ng th\u01b0\u1eddng th\u1ea5t b\u1ea1i:<\/strong> khi c\u00e2n b\u1eb1ng \u1edf m\u1ed9t t\u1ed1c \u0111\u1ed9 duy nh\u1ea5t ch\u1ee9ng t\u1ecf l\u00e0 kh\u00f4ng \u0111\u1ee7, ho\u1eb7c khi hi\u1ec7u ch\u1ec9nh \u1edf m\u1ed9t t\u1ed1c \u0111\u1ed9 l\u00e0m t\u1ec7 h\u01a1n h\u00e0nh vi \u1edf t\u1ed1c \u0111\u1ed9 kh\u00e1c.<\/li>\n<li><strong>Ch\u1ea1y th\u1eed m\u00e1y m\u1edbi:<\/strong> thi\u1ebft l\u1eadp c\u00e2n b\u1eb1ng t\u1ed1i \u01b0u ban \u0111\u1ea7u tr\u00ean m\u00e1y m\u00f3c t\u1ed1c \u0111\u1ed9 cao m\u1edbi tr\u01b0\u1edbc khi n\u00f3 \u0111\u01b0a v\u00e0o ho\u1ea1t \u0111\u1ed9ng.<\/li>\n<\/ul>\n<h2>7. M\u1ed1i Quan H\u1ec7 v\u1edbi C\u00e1c Ph\u01b0\u01a1ng Ph\u00e1p C\u00e2n B\u1eb1ng Kh\u00e1c<\/h2>\n<p>C\u00e2n b\u1eb1ng modal n\u1eb1m \u1edf \u0111\u1ec9nh c\u1ee7a m\u1ed9t thang b\u1eadc c\u00e1c k\u1ef9 thu\u1eadt, m\u1ed7i c\u00e1ch th\u00edch h\u1ee3p cho m\u1ed9t l\u1edbp rotor kh\u00e1c:<\/p>\n<ul>\n<li><strong><a href=\"https:\/\/vibromera.eu\/vi\/glossary\/single-plane-balancing\/\">C\u00e2n b\u1eb1ng m\u1eb7t ph\u1eb3ng \u0111\u01a1n<\/a>:<\/strong> cho nh\u1eefng r\u00f4to c\u1ee9ng, h\u00ecnh \u0111\u0129a.<\/li>\n<li><strong><a href=\"https:\/\/vibromera.eu\/vi\/glossary\/two-plane-balancing\/\">C\u00e2n b\u1eb1ng hai m\u1eb7t ph\u1eb3ng<\/a>:<\/strong> ti\u00eau chu\u1ea9n cho h\u1ea7u h\u1ebft <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/rigid-rotor\/\">r\u00f4to c\u1ee9ng<\/a> v\u1edbi \u0111\u1ed9 d\u00e0i \u0111\u00e1ng k\u1ec3.<\/li>\n<li><strong>C\u00e2n b\u1eb1ng \u0111a m\u1eb7t ph\u1eb3ng:<\/strong> c\u1ea7n thi\u1ebft cho r\u00f4to d\u1ebbo, nh\u01b0ng ch\u1ec9nh s\u1eeda \u1edf nh\u1eefng t\u1ed1c \u0111\u1ed9 c\u1ee5 th\u1ec3.<\/li>\n<li><strong>C\u00e2n b\u1eb1ng ch\u1ebf \u0111\u1ed9:<\/strong> ph\u01b0\u01a1ng ph\u00e1p ti\u00ean ti\u1ebfn nh\u1ea5t, h\u01b0\u1edbng t\u1edbi c\u00e1c mode thay v\u00ec t\u1ed1c \u0111\u1ed9 \u0111\u1ec3 c\u00f3 t\u00ednh linh ho\u1ea1t v\u00e0 hi\u1ec7u qu\u1ea3 cao nh\u1ea5t.<\/li>\n<\/ul>\n<p>\u0110\u00e1ng \u0111\u1ec3 ch\u00fa \u00fd \u0111\u1ebfn ranh gi\u1edbi n\u00e0y. Ph\u1ea7n l\u1edbn c\u00e1c m\u00e1y c\u00f4ng nghi\u1ec7p l\u00e0 r\u00f4to c\u1ee9ng kh\u00f4ng bao gi\u1edd ti\u1ebfn \u0111\u1ebfn t\u1ed1c \u0111\u1ed9 t\u1edbi h\u1ea1n \u0111\u1ea7u ti\u00ean c\u1ee7a ch\u00fang, v\u00e0 ch\u00fang \u0111\u01b0\u1ee3c x\u1eed l\u00fd ch\u00ednh x\u00e1c b\u1eb1ng c\u00e2n b\u1eb1ng hai m\u1eb7t ph\u1eb3ng \u0111\u01a1n gi\u1ea3n t\u1ea1i ch\u1ed7. 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> bao ph\u1ee7 tr\u1ef1c ti\u1ebfp l\u0129nh v\u1ef1c \u0111\u00f3 \u2014 \u0111o bi\u00ean \u0111\u1ed9 1\u00d7 v\u00e0 pha trong c\u00e1c \u1ed5 c\u1ee7a m\u00e1y, t\u00ednh to\u00e1n h\u1ec7 s\u1ed1 \u1ea3nh h\u01b0\u1edfng t\u1eeb m\u1ed9t l\u1ea7n ch\u1ea1y th\u1eed, v\u00e0 x\u00e1c minh <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/residual-unbalance\/\">m\u1ea5t c\u00e2n b\u1eb1ng c\u00f2n l\u1ea1i<\/a> so v\u1edbi <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/iso-21940-11\/\">Ti\u00eau chu\u1ea9n ISO 21940-11<\/a>. S\u1eed d\u1ee5ng c\u00e2n b\u1eb1ng modal \u0111\u1ea7y \u0111\u1ee7 tr\u00ean m\u1ed9t m\u00e1y nh\u01b0 v\u1eady s\u1ebd l\u00e3ng ph\u00ed c\u00f4ng s\u1ee9c \u1edf n\u01a1i l\u00fd thuy\u1ebft r\u00f4to c\u1ee9ng \u0111\u00e3 cho ra c\u00e2u tr\u1ea3 l\u1eddi \u0111\u00fang; c\u00e1c ph\u01b0\u01a1ng ph\u00e1p modal thu\u1ed9c v\u1ec1 nh\u1eefng r\u00f4to th\u1ef1c s\u1ef1 d\u1ebbo ho\u1ea1t \u0111\u1ed9ng v\u01b0\u1ee3t qu\u00e1 t\u1ed1c \u0111\u1ed9 t\u1edbi h\u1ea1n, \u0111\u01b0\u1ee3c qu\u1ea3n l\u00fd b\u1edfi ISO 21940-12.<\/p>\n<h2>8. \u1ee8ng D\u1ee5ng C\u00f4ng Nghi\u1ec7p<\/h2>\n<p>C\u00e2n b\u1eb1ng modal l\u00e0 ti\u00eau chu\u1ea9n \u0111\u01b0\u1ee3c ch\u1ea5p nh\u1eadn trong m\u1ed9t s\u1ed1 l\u0129nh v\u1ef1c \u0111\u00f2i h\u1ecfi k\u1ef9 cao:<\/p>\n<ul>\n<li><strong>S\u1ea3n xu\u1ea5t \u0111i\u1ec7n:<\/strong> c\u00e1c tuabin h\u01a1i n\u01b0\u1edbc v\u00e0 kh\u00ed l\u1edbn \u1edf c\u00e1c nh\u00e0 m\u00e1y \u0111i\u1ec7n.<\/li>\n<li><strong>H\u00e0ng kh\u00f4ng v\u0169 tr\u1ee5:<\/strong> r\u00f4to \u0111\u1ed9ng c\u01a1 m\u00e1y bay v\u00e0 m\u00e1y tuabin t\u1ed1c \u0111\u1ed9 cao.<\/li>\n<li><strong>H\u00f3a d\u1ea7u:<\/strong> M\u00e1y n\u00e9n ly t\u00e2m t\u1ed1c \u0111\u1ed9 cao v\u00e0 m\u00e1y gi\u00e3n n\u1edf tuabin<\/li>\n<li><strong>Nghi\u00ean c\u1ee9u:<\/strong> c\u00e1c b\u00e0n th\u1eed t\u1ed1c \u0111\u1ed9 cao v\u00e0 m\u00e1y m\u00f3c th\u1eed nghi\u1ec7m.<\/li>\n<li><strong>Nh\u00e0 m\u00e1y gi\u1ea5y:<\/strong> nh\u1eefng tr\u1ee5c m\u00e1y gi\u1ea5y d\u00e0i, m\u1ecfng, c\u00f3 t\u00ednh linh ho\u1ea1t cao.<\/li>\n<\/ul>\n<p>Trong m\u1ed7i \u1ee9ng d\u1ee5ng n\u00e0y, \u0111\u1ed9 ph\u1ee9c t\u1ea1p v\u00e0 chi ph\u00ed c\u1ee7a c\u00e2n b\u1eb1ng modal \u0111\u01b0\u1ee3c b\u00f9 \u0111\u1eafp b\u1edfi nh\u1eefng g\u00ec b\u1ecb \u0111e d\u1ecda \u2014 ho\u1ea1t \u0111\u1ed9ng m\u01b0\u1ee3t m\u00e0, k\u00e9o d\u00e0i tu\u1ed5i th\u1ecd c\u1ee7a m\u00e1y m\u00f3c, v\u00e0 tr\u00e1nh \u0111\u01b0\u1ee3c c\u00e1c h\u01b0 h\u1ecfng th\u1ea3m h\u1ecda trong c\u00e1c h\u1ec7 th\u1ed1ng quay n\u0103ng l\u01b0\u1ee3ng cao.<\/p>\n<hr>\n<p><a href=\"https:\/\/vibromera.eu\/vi\/glossary\/\">\u2190 Quay l\u1ea1i M\u1ee5c l\u1ee5c ch\u00ednh<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>T\u00ecm hi\u1ec3u v\u1ec1 c\u00e2n b\u1eb1ng m\u00f4 h\u00ecnh, m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p ti\u00ean ti\u1ebfn nh\u1eafm v\u00e0o c\u00e1c h\u00ecnh d\u1ea1ng ch\u1ebf \u0111\u1ed9 rung c\u1ee5 th\u1ec3 thay v\u00ec t\u1ed1c \u0111\u1ed9, c\u1ea7n thi\u1ebft cho r\u00f4to linh ho\u1ea1t ho\u1ea1t \u0111\u1ed9ng \u1edf nhi\u1ec1u t\u1ed1c \u0111\u1ed9 t\u1edbi h\u1ea1n.<\/p>","protected":false},"featured_media":0,"template":"","meta":{"ai_generated_summary":"","footnotes":""},"categories":[109,111],"tags":[],"class_list":["post-164","glossary","type-glossary","status-publish","hentry","category-glossary","category-rotor-balancing"],"_links":{"self":[{"href":"https:\/\/vibromera.eu\/vi\/wp-json\/wp\/v2\/glossary\/164","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\/164\/revisions"}],"predecessor-version":[{"id":101437,"href":"https:\/\/vibromera.eu\/vi\/wp-json\/wp\/v2\/glossary\/164\/revisions\/101437"}],"wp:attachment":[{"href":"https:\/\/vibromera.eu\/vi\/wp-json\/wp\/v2\/media?parent=164"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vibromera.eu\/vi\/wp-json\/wp\/v2\/categories?post=164"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vibromera.eu\/vi\/wp-json\/wp\/v2\/tags?post=164"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}