{"id":20606,"date":"2025-10-31T00:25:51","date_gmt":"2025-10-31T00:25:51","guid":{"rendered":"https:\/\/vibromera.eu\/glossary\/iso-21940-12\/"},"modified":"2026-07-17T20:59:45","modified_gmt":"2026-07-17T20:59:45","slug":"iso-21940-12","status":"publish","type":"glossary","link":"https:\/\/vibromera.eu\/vi\/glossary\/iso-21940-12\/","title":{"rendered":"ISO 21940-12: Quy tr\u00ecnh v\u00e0 dung sai \u0111\u1ec3 c\u00e2n b\u1eb1ng r\u00f4to linh ho\u1ea1t"},"content":{"rendered":"<h1>ISO 21940-12: Quy tr\u00ecnh v\u00e0 Dung sai cho c\u00e1c Rotor c\u00f3 H\u00e0nh vi Linh ho\u1ea1t<\/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\/20606?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\/20606?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\/20606?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\/20606?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\/20606?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\/20606?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\/20606?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\/20606?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\/20606?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\/20606?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\/20606?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\/20606?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\/20606?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\/20606?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>Ti\u00eau chu\u1ea9n ISO 21940-12<\/strong> l\u00e0 ti\u00eau chu\u1ea9n qu\u1ed1c t\u1ebf gi\u1ea3i quy\u1ebft v\u1ea5n \u0111\u1ec1 kh\u00f3 kh\u0103n h\u01a1n v\u1ec1 c\u00e2n b\u1eb1ng <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/flexible-rotor\/\">r\u00f4to linh ho\u1ea1t<\/a> \u2014 c\u00e1c rotor c\u00f3 h\u00ecnh d\u1ea1ng v\u00e0 ph\u00e2n b\u1ed1 m\u1ea5t c\u00e2n b\u1eb1ng thay \u0111\u1ed5i \u0111\u00e1ng k\u1ec3 theo t\u1ed1c \u0111\u1ed9, \u0111\u1eb7c bi\u1ec7t l\u00e0 khi ch\u00fang ti\u1ebfp c\u1eadn v\u00e0 v\u01b0\u1ee3t qua <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/critical-speed\/\">t\u1ed1c \u0111\u1ed9 t\u1edbi h\u1ea1n<\/a>. T\u00ean \u0111\u1ea7y \u0111\u1ee7 c\u1ee7a n\u00f3 l\u00e0 <em>&#8220;Rung c\u01a1 h\u1ecdc \u2014 C\u00e2n b\u1eb1ng rotor \u2014 Ph\u1ea7n 12: Quy tr\u00ecnh v\u00e0 dung sai cho c\u00e1c rotor c\u00f3 h\u00e0nh vi linh ho\u1ea1t.&#8221;<\/em> Kh\u00f4ng gi\u1ed1ng nh\u01b0 <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/rigid-rotor\/\">r\u00f4to c\u1ee9ng<\/a>, c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c c\u00e2n b\u1eb1ng m\u1ed9t l\u1ea7n \u1edf t\u1ed1c \u0111\u1ed9 th\u1ea5p v\u00e0 \u0111\u01b0\u1ee3c tin t\u01b0\u1edfng \u0111\u1ec3 duy tr\u00ec c\u00e2n b\u1eb1ng, m\u1ed9t rotor linh ho\u1ea1t \u0111\u01b0\u1ee3c c\u00e2n b\u1eb1ng khi \u0111\u1ee9ng y\u00ean c\u00f3 th\u1ec3 rung \u0111\u1ed9ng m\u1ea1nh \u1edf t\u1ed1c \u0111\u1ed9 ho\u1ea1t \u0111\u1ed9ng c\u1ee7a n\u00f3. Ti\u00eau chu\u1ea9n n\u00e0y cung c\u1ea5p c\u00e1c th\u1ee7 t\u1ee5c \u0111a t\u1ed1c \u0111\u1ed9, \u0111a m\u1eb7t ph\u1eb3ng chuy\u00ean bi\u1ec7t m\u00e0 nh\u1eefng rotor n\u00e0y y\u00eau c\u1ea7u, v\u00e0 n\u00f3 l\u00e0 c\u1ed9ng s\u1ef1 t\u1ef1 nhi\u00ean v\u1edbi <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/iso-21940-11\/\">Ti\u00eau chu\u1ea9n ISO 21940-11<\/a>, quy \u0111\u1ecbnh cho c\u00e1c rotor c\u1ee9ng.<\/p>\n<h2>1. Ph\u1ea1m Vi v\u00e0 Ph\u00e2n Lo\u1ea1i Rotor<\/h2>\n<p>Ti\u00eau chu\u1ea9n \u00e1p d\u1ee5ng cho b\u1ea5t k\u1ef3 rotor n\u00e0o c\u00f3 ph\u00e2n b\u1ed1 m\u1ea5t c\u00e2n b\u1eb1ng v\u00e0\/ho\u1eb7c h\u00ecnh d\u1ea1ng u\u1ed1n cong thay \u0111\u1ed5i theo t\u1ed1c \u0111\u1ed9. ISO 21940-12 \u0111\u1ecbnh khung c\u00f4ng vi\u1ec7c xung quanh \u0111i\u1ec1u ki\u1ec3n b\u00ecnh th\u01b0\u1eddng <strong>c\u1ea5u h\u00ecnh r\u00f4to<\/strong> v\u1edbi h\u00e0nh vi linh ho\u1ea1t v\u00e0 c\u00e1c quy tr\u00ecnh c\u00e2n b\u1eb1ng ph\u00f9 h\u1ee3p v\u1edbi t\u1eebng c\u00e1i, thay v\u00ec m\u1ed9t h\u1ec7 th\u1ed1ng l\u1edbp \u0111\u01b0\u1ee3c \u0111\u00e1nh s\u1ed1. L\u01b0\u1ee3c \u0111\u1ed3 n\u0103m danh m\u1ee5c \u0111\u01b0\u1ee3c tr\u00edch d\u1eabn r\u1ed9ng r\u00e3i d\u01b0\u1edbi \u0111\u00e2y th\u1ef1c t\u1ebf xu\u1ea5t ph\u00e1t t\u1eeb ISO 11342:1998 hi\u1ec7n \u0111\u00e3 l\u1ed7i th\u1eddi v\u00e0 v\u1eabn l\u00e0 m\u1ed9t h\u01b0\u1edbng d\u1eabn h\u1eefu \u00edch v\u1ec1 \u0111\u1ed9 ph\u1ee9c t\u1ea1p c\u00f4ng vi\u1ec7c; c\u00e1c rotor dao \u0111\u1ed9ng t\u1eeb g\u1ea7n nh\u01b0 c\u1ee9ng \u0111\u1ebfn ho\u00e0n to\u00e0n linh ho\u1ea1t:<\/p>\n<ul>\n<li><strong>L\u1edbp 1 \u2014 Rotor c\u1ee9ng:<\/strong> h\u00e0nh x\u1eed c\u1ee9ng nh\u1eafc tr\u00ean to\u00e0n b\u1ed9 ph\u1ea1m vi t\u1ed1c \u0111\u1ed9 v\u00e0 \u0111\u01b0\u1ee3c x\u1eed l\u00fd theo ISO 21940-11.<\/li>\n<li><strong>L\u1edbp 2 \u2014 Rotor b\u00e1n c\u1ee9ng:<\/strong> c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c c\u00e2n b\u1eb1ng \u1edf t\u1ed1c \u0111\u1ed9 th\u1ea5p nh\u01b0ng c\u00f3 th\u1ec3 c\u1ea7n m\u1ed9t <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/trim-balance\/\">c\u00e2n b\u1eb1ng c\u1eaft<\/a> \u1edf t\u1ed1c \u0111\u1ed9 ho\u1ea1t \u0111\u1ed9ng \u0111\u1ec3 l\u00e0m s\u1ea1ch c\u00e1c bi\u1ebfn d\u1ea1ng d\u01b0 th\u1eeba.<\/li>\n<li><strong>L\u1edbp 3 \u2014 Rotor y\u00eau c\u1ea7u c\u00e2n b\u1eb1ng \u1edf nhi\u1ec1u t\u1ed1c \u0111\u1ed9:<\/strong> th\u01b0\u1eddng \u0111i qua m\u1ed9t ho\u1eb7c nhi\u1ec1u t\u1ed1c \u0111\u1ed9 t\u1edbi h\u1ea1n, th\u01b0\u1eddng \u0111\u01b0\u1ee3c c\u00e2n b\u1eb1ng b\u1eb1ng <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/influence-coefficient\/\">H\u1ec7 s\u1ed1 \u1ea3nh h\u01b0\u1edfng<\/a> ph\u01b0\u01a1ng ph\u00e1p.<\/li>\n<li><strong>Lo\u1ea1i 4 v\u00e0 5 \u2014 C\u00e1c rotor c\u00f3 \u0111\u1ed9 d\u1ebbo cao:<\/strong> nh\u01b0 c\u00e1c tr\u1ee5c m\u00e1y ph\u00e1t \u0111i\u1ec7n tuabin l\u1edbn, k\u00edch th\u00edch nhi\u1ec1u ch\u1ebf \u0111\u1ed9 u\u1ed1n v\u00e0 c\u1ea7n <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/modal-balancing\/\">c\u00e2n b\u1eb1ng ph\u01b0\u01a1ng th\u1ee9c<\/a> \u0111\u1ec3 hi\u1ec7u ch\u1ec9nh t\u1eebng ch\u1ebf \u0111\u1ed9.<\/li>\n<\/ul>\n<p>Vi\u1ec7c ph\u00e2n lo\u1ea1i rotor v\u00e0o lo\u1ea1i ch\u00ednh x\u00e1c cho bi\u1ebft cho k\u1ef9 s\u01b0 t\u1eeb tr\u01b0\u1edbc c\u00f4ng vi\u1ec7c s\u1ebd ph\u1ee9c t\u1ea1p nh\u01b0 th\u1ebf n\u00e0o v\u00e0 c\u1ea7n s\u1eed d\u1ee5ng th\u1ee7 t\u1ee5c n\u00e0o.<\/p>\n<h2>2. Quy tr\u00ecnh C\u00e2n b\u1eb1ng: Hai Ph\u01b0\u01a1ng ph\u00e1p C\u1ed1t l\u00f5i<\/h2>\n<p>Ch\u01b0\u01a1ng n\u00e0y l\u00e0 c\u1ed1t l\u00f5i k\u1ef9 thu\u1eadt c\u1ee7a ti\u00eau chu\u1ea9n. Th\u00f4ng \u0111i\u1ec7p trung t\u00e2m c\u1ee7a n\u00f3 l\u00e0 c\u00e2n b\u1eb1ng t\u1ed1c \u0111\u1ed9 th\u1ea5p m\u1ed9t m\u00ecnh l\u00e0 kh\u00f4ng \u0111\u1ee7 cho m\u1ed9t rotor linh ho\u1ea1t v\u00e0 ph\u1ea3i \u0111\u01b0\u1ee3c b\u1ed5 sung b\u1eb1ng c\u00f4ng vi\u1ec7c t\u1ed1c \u0111\u1ed9 cao t\u00ednh \u0111\u1ebfn s\u1ef1 u\u1ed1n cong c\u1ee7a tr\u1ee5c. ISO 21940-12 t\u1ed5 ch\u1ee9c c\u00f4ng vi\u1ec7c n\u00e0y d\u01b0\u1edbi d\u1ea1ng m\u1ed9t h\u1ecd c\u00e1c quy tr\u00ecnh c\u00e2n b\u1eb1ng \u2014 c\u00e1c quy tr\u00ecnh t\u1ed1c \u0111\u1ed9 th\u1ea5p (\u0111\u01b0\u1ee3c k\u00fd hi\u1ec7u t\u1eeb A \u0111\u1ebfn F, ch\u1eb3ng h\u1ea1n nh\u01b0 c\u00e2n b\u1eb1ng \u0111\u01a1n m\u1eb7t ph\u1eb3ng, hai m\u1eb7t ph\u1eb3ng v\u00e0 c\u00e2n b\u1eb1ng t\u1eebng giai \u0111o\u1ea1n trong qu\u00e1 tr\u00ecnh l\u1eafp r\u00e1p) v\u00e0 c\u00e1c quy tr\u00ecnh t\u1ed1c \u0111\u1ed9 cao (G \u0111\u1ebfn I, \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n \u1edf m\u1ed9t ho\u1eb7c nhi\u1ec1u t\u1ed1c \u0111\u1ed9 cao). C\u00e1c quy tr\u00ecnh t\u1ed1c \u0111\u1ed9 cao d\u1ef1a tr\u00ean hai k\u1ef9 thu\u1eadt ch\u00ednh:<\/p>\n<h3>Ph\u01b0\u01a1ng ph\u00e1p h\u1ec7 s\u1ed1 \u1ea3nh h\u01b0\u1edfng<\/h3>\n<p>K\u1ef9 thu\u1eadt linh ho\u1ea1t, \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng r\u1ed9ng r\u00e3i n\u00e0y \u0111\u1eb7t m\u1ed9t <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/trial-weight\/\">tr\u1ecdng l\u01b0\u1ee3ng th\u1eed nghi\u1ec7m<\/a> trong m\u1ed9t m\u1eb7t ph\u1eb3ng hi\u1ec7u ch\u1ec9nh m\u1ed7i l\u1ea7n v\u00e0 ghi l\u1ea1i <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/vibration\/\">rung \u0111\u1ed9ng<\/a> ph\u1ea3n \u1ee9ng \u2014 c\u1ea3 hai <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/phase\/\">bi\u00ean \u0111\u1ed9 v\u00e0 pha<\/a> \u2014 t\u1ea1i nhi\u1ec1u \u0111i\u1ec3m \u0111o v\u00e0 tr\u00ean nhi\u1ec1u t\u1ed1c \u0111\u1ed9. L\u1eb7p l\u1ea1i \u0111i\u1ec1u n\u00e0y cho m\u1ed7i m\u1eb7t ph\u1eb3ng \u0111\u1ec3 x\u00e2y d\u1ef1ng m\u1ed9t ma tr\u1eadn c\u00e1c h\u1ec7 s\u1ed1 \u1ea3nh h\u01b0\u1edfng m\u00f4 t\u1ea3 to\u00e1n h\u1ecdc c\u00e1ch c\u00e1c bi\u1ebfn d\u1ea1ng trong b\u1ea5t k\u1ef3 m\u1eb7t ph\u1eb3ng n\u00e0o \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn rung \u0111\u1ed9ng \u1edf b\u1ea5t k\u1ef3 \u0111i\u1ec3m n\u00e0o v\u00e0 t\u1ed1c \u0111\u1ed9. M\u1ed9t m\u00e1y t\u00ednh sau \u0111\u00f3 \u0111\u1ea3o ng\u01b0\u1ee3c ma tr\u1eadn \u0111\u00f3 \u0111\u1ec3 gi\u1ea3i quy\u1ebft b\u1ed9 kh\u1ed1i l\u01b0\u1ee3ng tr\u1ecdng s\u1ed1 hi\u1ec7u ch\u1ec9nh v\u00e0 g\u00f3c \u0111\u1ed9 \u0111\u1ed3ng th\u1eddi gi\u1ea3m thi\u1ec3u rung \u0111\u1ed9ng tr\u00ean to\u00e0n b\u1ed9 ph\u1ea1m vi ho\u1ea1t \u0111\u1ed9ng. To\u00e1n h\u1ecdc t\u01b0\u01a1ng t\u1ef1 l\u00e0m n\u1ec1n t\u1ea3ng cho c\u00f4ng vi\u1ec7c m\u1ed9t m\u1eb7t ph\u1eb3ng; b\u1ea1n c\u00f3 th\u1ec3 kh\u00e1m ph\u00e1 n\u00f3 t\u01b0\u01a1ng t\u00e1c v\u1edbi <a href=\"https:\/\/vibromera.eu\/vi\/calculators\/influence-coefficient-calculator\/\">M\u00e1y t\u00ednh h\u1ec7 s\u1ed1 \u1ea3nh h\u01b0\u1edfng<\/a>.<\/p>\n<h3>C\u00e2n b\u1eb1ng theo mode<\/h3>\n<p>C\u00e2n b\u1eb1ng ch\u1ebf \u0111\u1ed9 l\u00e0 ph\u01b0\u01a1ng ph\u00e1p tr\u1ef1c quan h\u01a1n v\u1ec1 m\u1eb7t v\u1eadt l\u00fd: n\u00f3 x\u1eed l\u00fd m\u1ed7i bending <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/mode-shape\/\">d\u1ea1ng dao \u0111\u1ed9ng (mode)<\/a> c\u1ee7a rotor nh\u01b0 m\u1ed9t v\u1ea5n \u0111\u1ec1 m\u1ea5t c\u00e2n b\u1eb1ng ri\u00eang bi\u1ec7t. Rotor \u0111\u01b0\u1ee3c ch\u1ea1y \u1edf ho\u1eb7c g\u1ea7n t\u1ed1c \u0111\u1ed9 t\u1edbi h\u1ea1n \u0111\u01b0\u1ee3c ch\u1ecdn \u0111\u1ec3 k\u00edch th\u00edch t\u1ed1i \u0111a h\u00ecnh d\u1ea1ng ch\u1ebf \u0111\u1ed9 t\u01b0\u01a1ng \u1ee9ng; c\u00e1c ph\u00e9p \u0111o rung \u0111\u1ed9ng sau \u0111\u00f3 x\u00e1c \u0111\u1ecbnh v\u1ecb tr\u00ed &#8220;\u0111i\u1ec3m n\u1eb7ng&#8221; hi\u1ec7u d\u1ee5ng cho ch\u1ebf \u0111\u1ed9 \u0111\u00f3, v\u00e0 c\u00e1c tr\u1ecdng l\u01b0\u1ee3ng hi\u1ec7u ch\u1ec9nh \u0111\u01b0\u1ee3c \u0111\u1eb7t t\u1ea1i c\u00e1c \u0111i\u1ec3m \u0111\u1ed9 l\u1ec7ch c\u1ef1c \u0111\u1ea1i \u2014 c\u00e1c n\u00fat ph\u1ea3n \u2014 \u0111\u1ec3 ch\u1ed1ng l\u1ea1i n\u00f3. Quy tr\u00ecnh \u0111\u01b0\u1ee3c l\u1eb7p l\u1ea1i t\u1eebng ch\u1ebf \u0111\u1ed9 cho m\u1ed7i ch\u1ebf \u0111\u1ed9 u\u1ed1n \u0111\u00e1ng k\u1ec3 trong ph\u1ea1m vi ho\u1ea1t \u0111\u1ed9ng, c\u00e2n b\u1eb1ng rotor t\u1eebng ch\u1ebf \u0111\u1ed9 m\u1ed9t. Hai ph\u01b0\u01a1ng ph\u00e1p kh\u00f4ng ph\u1ea3i l\u00e0 \u0111\u1ed1i th\u1ee7; c\u00e1c m\u00e1y l\u1edbn th\u01b0\u1eddng \u0111\u01b0\u1ee3c c\u00e2n b\u1eb1ng b\u1eb1ng m\u1ed9t k\u1ebft h\u1ee3p lai s\u1eed d\u1ee5ng hi\u1ec3u bi\u1ebft modal \u0111\u1ec3 ch\u1ecdn m\u1eb7t ph\u1eb3ng v\u00e0 c\u00e1c h\u1ec7 s\u1ed1 \u1ea3nh h\u01b0\u1edfng \u0111\u1ec3 tinh ch\u1ec9nh tr\u1ecdng l\u01b0\u1ee3ng.<\/p>\n<h2>3. X\u00e1c \u0111\u1ecbnh Dung sai C\u00e2n b\u1eb1ng<\/h2>\n<p>Ph\u01b0\u01a1ng ph\u00e1p \u0111\u01a1n gi\u1ea3n <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/g-grade\/\">C\u1ea5p G<\/a> sai l\u1ec7ch ho\u1ea1t \u0111\u1ed9ng t\u1ed1t nh\u01b0 v\u1eady \u0111\u1ed1i v\u1edbi rotor c\u1ee9ng nh\u1eafc n\u00f3i chung l\u00e0 kh\u00f4ng \u0111\u1ee7 \u0111\u1ed1i v\u1edbi nh\u1eefng rotor linh ho\u1ea1t, v\u00ec m\u1ed9t con s\u1ed1 \u0111\u1ed9 l\u1ec7ch t\u00e2m duy nh\u1ea5t kh\u00f4ng th\u1ec3 n\u1eafm b\u1eaft u\u1ed1n ph\u1ee5 thu\u1ed9c v\u00e0o t\u1ed1c \u0111\u1ed9. Do \u0111\u00f3, ISO 21940-12 gi\u1edbi thi\u1ec7u c\u00e1c ti\u00eau ch\u00ed sai l\u1ec7ch r\u1ed9ng h\u01a1n, c\u00f3 th\u1ec3 d\u1ef1a tr\u00ean:<\/p>\n<ul>\n<li>Gi\u1edbi h\u1ea1n v\u1ec1 <strong>m\u1ea5t c\u00e2n b\u1eb1ng d\u01b0 l\u01b0\u1ee3ng modal<\/strong> cho m\u1ed7i ch\u1ebf \u0111\u1ed9 u\u1ed1n \u0111\u00e1ng k\u1ec3.<\/li>\n<li>Gi\u1edbi h\u1ea1n v\u1ec1 <strong>bi\u00ean \u0111\u1ed9 rung \u0111\u1ed9ng tr\u1ee5c tuy\u1ec7t \u0111\u1ed1i<\/strong> t\u1ea1i c\u00e1c v\u1ecb tr\u00ed v\u00e0 t\u1ed1c \u0111\u1ed9 \u0111\u01b0\u1ee3c ch\u1ec9 \u0111\u1ecbnh, \u0111\u1eb7c bi\u1ec7t l\u00e0 t\u1ea1i t\u1ed1c \u0111\u1ed9 d\u1ecbch v\u1ee5.<\/li>\n<li>Gi\u1edbi h\u1ea1n v\u1ec1 <strong>l\u1ef1c truy\u1ec1n t\u1edbi c\u00e1c \u1ed5 tr\u1ee5c<\/strong>.<\/li>\n<\/ul>\n<p>C\u00e1c gi\u1edbi h\u1ea1n d\u1ef1a tr\u00ean rung \u0111\u1ed9ng v\u00e0 l\u1ef1c n\u00e0y li\u00ean k\u1ebft c\u00e1c ti\u00eau ch\u00ed ch\u1ea5p nh\u1eadn v\u1edbi c\u00e1c ti\u00eau chu\u1ea9n m\u1ee9c \u0111\u1ed9 nghi\u00eam tr\u1ecdng trong d\u1ecbch v\u1ee5 nh\u01b0 <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/iso-20816-1\/\">Ti\u00eau chu\u1ea9n ISO 20816<\/a> lo\u1ea1t, thay v\u00ec \u0111\u1ebfn m\u1ed9t con s\u1ed1 m\u1ea5t c\u00e2n b\u1eb1ng d\u01b0 l\u01b0\u1ee3ng duy nh\u1ea5t.<\/p>\n<h2>4. X\u00e1c minh Tr\u1ea1ng th\u00e1i C\u00e2n b\u1eb1ng Cu\u1ed1i c\u00f9ng<\/h2>\n<p>Ch\u1ea5p nh\u1eadn m\u1ed9t rotor linh ho\u1ea1t v\u1ec1 c\u01a1 b\u1ea3n kh\u00e1c v\u1edbi m\u1ed9t rotor c\u1ee9ng nh\u1eafc. M\u1ed9t rotor c\u1ee9ng nh\u1eafc \u0111\u01b0\u1ee3c x\u00e1c minh \u1edf m\u1ed9t t\u1ed1c \u0111\u1ed9 duy nh\u1ea5t; m\u1ed9t rotor linh ho\u1ea1t ph\u1ea3i \u0111\u01b0\u1ee3c x\u00e1c nh\u1eadn c\u00e2n b\u1eb1ng xuy\u00ean su\u1ed1t <em>to\u00e0n b\u1ed9<\/em> ph\u1ea1m vi ho\u1ea1t \u0111\u1ed9ng. Sau c\u00e1c hi\u1ec7u ch\u1ec9nh cu\u1ed1i c\u00f9ng, rotor \u0111\u01b0\u1ee3c \u0111\u01b0a qua m\u1ed9t <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/run-up-analysis\/\">t\u0103ng t\u1ed1c<\/a>, v\u1edbi rung \u0111\u1ed9ng \u0111\u01b0\u1ee3c theo d\u00f5i li\u00ean t\u1ee5c t\u1ea1i c\u00e1c v\u1ecb tr\u00ed ch\u00ednh nh\u01b0 c\u00e1c \u1ed5 tr\u1ee5c v\u00e0 c\u00e1c \u0111i\u1ec3m \u0111\u1ed9 l\u1ec7ch c\u1ef1c \u0111\u1ea1i. Rotor ch\u1ec9 \u0111\u01b0\u1ee3c ch\u1ea5p nh\u1eadn n\u1ebfu rung \u0111\u1ed9ng \u0111o \u0111\u01b0\u1ee3c \u1edf d\u01b0\u1edbi c\u00e1c gi\u1edbi h\u1ea1n \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh tr\u01b0\u1edbc t\u1ea1i t\u1ea5t c\u1ea3 c\u00e1c t\u1ed1c \u0111\u1ed9 \u2014 \u0111\u1eb7c bi\u1ec7t l\u00e0 khi v\u01b0\u1ee3t qua m\u1ed7i t\u1ed1c \u0111\u1ed9 t\u1edbi h\u1ea1n v\u00e0 khi \u1edf t\u1ea1i t\u1ed1c \u0111\u1ed9 ho\u1ea1t \u0111\u1ed9ng li\u00ean t\u1ee5c t\u1ed1i \u0111a. Ki\u1ec3m tra to\u00e0n di\u1ec7n n\u00e0y x\u00e1c nh\u1eadn r\u1eb1ng h\u00e0nh vi \u0111\u1ed9ng l\u1ef1c h\u1ecdc \u0111\u1ea7y \u0111\u1ee7 c\u1ee7a rotor \u0111\u00e3 \u0111\u01b0\u1ee3c \u0111\u01b0a d\u01b0\u1edbi ki\u1ec3m so\u00e1t.<\/p>\n<h2>5. Kh\u00eda c\u1ea1nh Tr\u01b0\u1eddng v\u00e0 C\u00f4ng c\u1ee5 Th\u1ef1c t\u1ebf<\/h2>\n<p>M\u1eb7c d\u00f9 ph\u1ea7n l\u1edbn c\u00f4ng vi\u1ec7c v\u1edbi rotor linh ho\u1ea1t di\u1ec5n ra tr\u00ean c\u00e1c gi\u00e0n c\u00e2n b\u1eb1ng t\u1ed1c \u0111\u1ed9 cao, c\u00e1c k\u1ef9 n\u0103ng \u0111o bi\u00ean \u0111\u1ed9 v\u00e0 pha gi\u1ed1ng nhau \u00e1p d\u1ee5ng cho <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/field-balancing\/\">c\u00e2n b\u1eb1ng t\u1ea1i hi\u1ec7n tr\u01b0\u1eddng<\/a> v\u00e0 c\u00e2n b\u1eb1ng \u0111i\u1ec1u ch\u1ec9nh sau khi m\u00e1y \u0111\u01b0\u1ee3c l\u1eafp \u0111\u1eb7t. M\u1ed9t thi\u1ebft b\u1ecb 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 v\u00e0 pha \u1edf t\u1ea7n s\u1ed1 1\u00d7 trong c\u00e1c v\u00f2ng bi c\u1ee7a m\u00e1y, t\u00ednh to\u00e1n c\u00e1c h\u1ec7 s\u1ed1 \u1ea3nh h\u01b0\u1edfng, v\u00e0 cho ph\u00e9p k\u1ef9 s\u01b0 \u00e1p d\u1ee5ng v\u00e0 x\u00e1c minh m\u1ed9t s\u1ef1 hi\u1ec7u ch\u1ec9nh c\u00e2n b\u1eb1ng \u1edf t\u1ed1c \u0111\u1ed9 ho\u1ea1t \u0111\u1ed9ng m\u00e0 kh\u00f4ng c\u1ea7n th\u00e1o d\u1ee1 &#8212; m\u1ed9t nhu c\u1ea7u th\u01b0\u1eddng g\u1eb7p \u0111\u1ed1i v\u1edbi c\u00e1c rotor g\u1ea7n c\u1ee9ng Class 2 v\u01b0\u1ee3t qua ki\u1ec3m tra c\u00e2n b\u1eb1ng t\u1ea1i x\u01b0\u1edfng nh\u01b0ng v\u1eabn c\u00f3 \u0111\u1ed9 u\u1ed1n nh\u1eb9 khi ho\u1ea1t \u0111\u1ed9ng. \u0110\u1ed1i v\u1edbi c\u00e1c m\u00e1y m\u00f3c c\u1ea5p trung v\u00e0 l\u1edbn \u0111\u00e3 l\u1eafp \u0111\u1eb7t, c\u00e1c quy tr\u00ecnh t\u1ea1i ch\u1ed7 chuy\u00ean d\u1ee5ng v\u00e0 c\u00e1c bi\u1ec7n ph\u00e1p b\u1ea3o v\u1ec7 c\u1ee7a <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/iso-21940-13\/\">Ti\u00eau chu\u1ea9n ISO 21940-13<\/a> \u00e1p d\u1ee5ng c\u00f9ng v\u1edbi ph\u1ea7n n\u00e0y.<\/p>\n<h2>6. Nh\u1eefng kh\u00e1i ni\u1ec7m ch\u00ednh c\u1ea7n ghi nh\u1edb<\/h2>\n<ul>\n<li><strong>H\u00e0nh vi m\u1ec1m d\u1ebbo so v\u1edbi c\u1ee9ng:<\/strong> m\u1ed9t rotor \u0111\u01b0\u1ee3c coi l\u00e0 linh ho\u1ea1t khi t\u1ed1c \u0111\u1ed9 ho\u1ea1t \u0111\u1ed9ng c\u1ee7a n\u00f3 \u0111\u1ea1t \u0111\u1ebfn m\u1ed9t ph\u1ea7n \u0111\u00e1ng k\u1ec3 &#8212; th\u01b0\u1eddng l\u00e0 tr\u00ean 70% &#8212; c\u1ee7a t\u1ea7n s\u1ed1 u\u1ed1n \u0111\u1ea7u ti\u00ean <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/natural-frequency\/\">t\u1ea7n s\u1ed1 t\u1ef1 nhi\u00ean<\/a>. Khi n\u00f3 quay nhanh h\u01a1n, c\u00e1c l\u1ef1c ly t\u00e2m s\u1ebd l\u00e0m u\u1ed1n n\u00f3 v\u00e0 thay \u0111\u1ed5i m\u1ea5t c\u00e2n b\u1eb1ng c\u1ee7a n\u00f3.<\/li>\n<li><strong>T\u1ea7n s\u1ed1 t\u1edbi h\u1ea1n v\u00e0 h\u00ecnh d\u1ea1ng ch\u1ebf \u0111\u1ed9:<\/strong> bi\u1ebft \u0111\u01b0\u1ee3c c\u00e1c t\u1ea7n s\u1ed1 t\u1edbi h\u1ea1n c\u1ee7a rotor v\u00e0 c\u00e1c h\u00ecnh d\u1ea1ng m\u00e0 n\u00f3 u\u1ed1n v\u00e0o \u1edf m\u1ed7i t\u1ea7n s\u1ed1 l\u00e0 r\u1ea5t c\u1ea7n thi\u1ebft; m\u1ed7i ch\u1ebf \u0111\u1ed9 l\u00e0 m\u1ed9t b\u00e0i to\u00e1n c\u00e2n b\u1eb1ng ri\u00eang bi\u1ec7t.<\/li>\n<li><strong>\u0110a m\u1eb7t ph\u1eb3ng, \u0111a t\u1ed1c \u0111\u1ed9:<\/strong> c\u00e1c s\u1eeda ch\u1eefa trong nhi\u1ec1u m\u1eb7t ph\u1eb3ng, \u0111\u01b0\u1ee3c th\u00f4ng b\u00e1o b\u1edfi c\u00e1c ph\u00e9p \u0111o \u1edf nhi\u1ec1u t\u1ed1c \u0111\u1ed9, l\u00e0 quy t\u1eafc ch\u1ee9 kh\u00f4ng ph\u1ea3i ngo\u1ea1i l\u1ec7.<\/li>\n<li><strong>C\u00e2n b\u1eb1ng ch\u1ebf \u0111\u1ed9:<\/strong> m\u1ed9t chi\u1ebfn l\u01b0\u1ee3c m\u1ea1nh m\u1ebd trong \u0111\u00f3 c\u00e1c tr\u1ecdng l\u01b0\u1ee3ng \u0111\u01b0\u1ee3c th\u00eam v\u00e0o c\u1ee5 th\u1ec3 \u0111\u1ec3 ch\u1ed1ng l\u1ea1i m\u1ea5t c\u00e2n b\u1eb1ng c\u1ee7a t\u1eebng ch\u1ebf \u0111\u1ed9 u\u1ed1n t\u1ea1i c\u00e1c n\u00fat ch\u1ed1ng c\u1ee7a n\u00f3.<\/li>\n<\/ul>\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\u1ed5ng quan v\u1ec1 ISO 21940-12, ti\u00eau chu\u1ea9n ch\u1ec9 \u0111\u1ecbnh c\u00e1c quy tr\u00ecnh ph\u1ee9c t\u1ea1p v\u00e0 dung sai c\u1ea7n thi\u1ebft \u0111\u1ec3 c\u00e2n b\u1eb1ng r\u00f4to m\u1ec1m.<\/p>","protected":false},"featured_media":0,"template":"","meta":{"ai_generated_summary":"","footnotes":""},"categories":[109,112],"tags":[],"class_list":["post-20606","glossary","type-glossary","status-publish","hentry","category-glossary","category-iso-standards"],"_links":{"self":[{"href":"https:\/\/vibromera.eu\/vi\/wp-json\/wp\/v2\/glossary\/20606","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":4,"href":"https:\/\/vibromera.eu\/vi\/wp-json\/wp\/v2\/glossary\/20606\/revisions"}],"predecessor-version":[{"id":102787,"href":"https:\/\/vibromera.eu\/vi\/wp-json\/wp\/v2\/glossary\/20606\/revisions\/102787"}],"wp:attachment":[{"href":"https:\/\/vibromera.eu\/vi\/wp-json\/wp\/v2\/media?parent=20606"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vibromera.eu\/vi\/wp-json\/wp\/v2\/categories?post=20606"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vibromera.eu\/vi\/wp-json\/wp\/v2\/tags?post=20606"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}