{"id":232,"date":"2025-10-31T00:25:51","date_gmt":"2025-10-31T00:25:51","guid":{"rendered":"https:\/\/vibromera.eu\/glossary\/shaft-bow\/"},"modified":"2026-05-23T23:06:20","modified_gmt":"2026-05-23T23:06:20","slug":"shaft-bow","status":"publish","type":"glossary","link":"https:\/\/vibromera.eu\/vi\/glossary\/shaft-bow\/","title":{"rendered":"Tr\u1ee5c khu\u1ef7u cong l\u00e0 g\u00ec? Nguy\u00ean nh\u00e2n, c\u00e1ch ph\u00e1t hi\u1ec7n v\u00e0 kh\u1eafc ph\u1ee5c"},"content":{"rendered":"<h1>Hi\u1ec3u v\u1ec1 \u0111\u1ed9 cong tr\u1ee5c trong m\u00e1y m\u00f3c quay<\/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\/232?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\/232?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\/232?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\/232?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\/232?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\/232?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\/232?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\/232?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\/232?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\/232?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\/232?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\/232?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\/232?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\/232?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>\u0110\u1ed9 cong tr\u1ee5c<\/strong> (c\u00f2n g\u1ecdi l\u00e0 u\u1ed1n tr\u1ee5c, c\u00e1nh qu\u1ea1t, ho\u1eb7c \u0111\u01a1n gi\u1ea3n l\u00e0 \u201cc\u00e1nh qu\u1ea1t\u201d) l\u00e0 t\u00ecnh tr\u1ea1ng m\u00e0 <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/rotor\/\">r\u00f4to<\/a> tr\u1ee5c \u0111\u00e3 ph\u00e1t tri\u1ec3n \u0111\u1ed9 cong v\u0129nh vi\u1ec5n ho\u1eb7c b\u00e1n v\u0129nh vi\u1ec5n, g\u00e2y ra \u0111\u01b0\u1eddng trung t\u00e2m h\u00ecnh h\u1ecdc c\u1ee7a n\u00f3 l\u1ec7ch kh\u1ecfi m\u1ed9t \u0111\u01b0\u1eddng th\u1eb3ng gi\u1eefa c\u00e1c \u1ed5 \u0111\u1ee1. Kh\u00f4ng gi\u1ed1ng nh\u01b0 t\u1ea1m th\u1eddi <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/run-out\/\">ch\u1ea1y ra ngo\u00e0i<\/a> g\u00e2y ra b\u1edfi m\u1ed9t th\u00e0nh ph\u1ea7n l\u1ecfng l\u1ebbo ho\u1eb7c l\u1eafp \u0111\u1eb7t l\u1ec7ch t\u00e2m, \u0111\u1ed9 cong tr\u1ee5c \u0111\u1ea1i di\u1ec7n cho m\u1ed9t bi\u1ebfn d\u1ea1ng th\u1ef1c t\u1ebf c\u1ee7a v\u1eadt li\u1ec7u tr\u1ee5c. N\u00f3 t\u1ea1o ra <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/vibration\/\">rung \u0111\u1ed9ng<\/a> c\u00e1c tri\u1ec7u ch\u1ee9ng b\u1ec1 ngo\u00e0i gi\u1ed1ng nh\u01b0 <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/unbalance\/\">m\u1ea5t c\u00e2n b\u1eb1ng<\/a> \u2014 chuy\u1ec3n \u0111\u1ed9ng m\u1ea1nh, \u0111\u1ed3ng b\u1ed9, l\u1eb7p l\u1ea1i m\u1ed7i v\u00f2ng quay \u2014 nh\u01b0ng kh\u00f4ng th\u1ec3 \u0111\u01b0\u1ee3c kh\u1eafc ph\u1ee5c b\u1eb1ng <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/balancing\/\">c\u00e2n b\u1eb1ng<\/a>. Nh\u1eadn ra s\u1ef1 ph\u00e2n bi\u1ec7t \u0111\u00f3 s\u1edbm l\u00e0 \u0111i\u1ec1u ph\u00e2n t\u00e1ch m\u1ed9t s\u1ef1 s\u1eeda ch\u1eefa nhanh ch\u00f3ng kh\u1ecfi nh\u1eefng ng\u00e0y c\u00e2n b\u1eb1ng v\u00f4 \u00edch tr\u00ean m\u1ed9t tr\u1ee5c s\u1ebd kh\u00f4ng bao gi\u1edd ph\u1ea3n \u1ee9ng.<\/p>\n<h2>1. \u0110\u1ecbnh ngh\u0129a: \u0110\u1ed9 cong tr\u1ee5c th\u1ef1c s\u1ef1 l\u00e0 g\u00ec<\/h2>\n<p>M\u1ed9t rotor ho\u00e0n to\u00e0n l\u00e0nh m\u1ea1nh c\u00f3 tr\u1ee5c kh\u1ed1i l\u01b0\u1ee3ng v\u00e0 tr\u1ee5c h\u00ecnh h\u1ecdc \u0111\u1ec1u th\u1eb3ng v\u00e0 g\u1ea7n nh\u01b0 tr\u00f9ng nhau. \u0110\u1ed9 cong tr\u1ee5c ph\u00e1 v\u1ee1 h\u00ecnh \u1ea3nh \u0111\u00f3 b\u1eb1ng c\u00e1ch b\u1ebb cong tr\u1ee5c h\u00ecnh h\u1ecdc th\u00e0nh m\u1ed9t cung. \u0110\u1ed9 cong c\u00f3 th\u1ec3 nh\u1ecf &#8217; m\u1ed9t v\u00e0i ph\u1ea7n tr\u0103m c\u1ee7a m\u1ed9t milim\u00e9t l\u00e0 \u0111\u1ee7 \u0111\u1ec3 quan tr\u1ecdng tr\u00ean m\u1ed9t m\u00e1y t\u1ed1c \u0111\u1ed9 cao &#8217; nh\u01b0ng v\u00ec \u0111\u01b0\u1eddng trung t\u00e2m b\u1ecb cong kh\u00f4ng c\u00f2n \u0111i qua c\u00e1c trung t\u00e2m \u1ed5 \u0111\u1ee1, rotor b\u1ecb bu\u1ed9c ph\u1ea3i quay xoay quanh m\u1ed9t \u0111\u01b0\u1eddng n\u00f3 kh\u00f4ng t\u1ef1 nhi\u00ean mu\u1ed1n quay quanh.<\/p>\n<p>Gi\u00e1 tr\u1ecb ph\u00e2n t\u00e1ch \u0111\u1ed9 cong t\u1eeb nh\u1eefng t\u01b0\u01a1ng t\u1ef1 g\u1ea7n nh\u1ea5t c\u1ee7a n\u00f3. M\u1ed9t <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/bent-shaft\/\">tr\u1ee5c b\u1ecb cong<\/a> v\u1ec1 c\u01a1 b\u1ea3n l\u00e0 c\u00f9ng m\u1ed9t l\u1ed7i \u0111\u01b0\u1ee3c m\u00f4 t\u1ea3 t\u1eeb ph\u00eda c\u01a1 kh\u00ed, trong khi <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/eccentricity\/\">s\u1ef1 l\u1eadp d\u1ecb<\/a> m\u00f4 t\u1ea3 rotor c\u00f3 tr\u1ecdng t\u00e2m kh\u1ed1i l\u01b0\u1ee3ng b\u1ecb d\u1ecbch chuy\u1ec3n m\u00e0 kh\u00f4ng c\u00f3 tr\u1ee5c b\u1ecb cong. \u0110\u00fang <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/run-out\/\">ch\u1ea1y ra ngo\u00e0i<\/a> c\u00f3 th\u1ec3 l\u00e0 c\u01a1 h\u1ecdc (m\u1ed9t \u0111\u1ed9 l\u1ec7ch h\u00ecnh h\u1ecdc th\u1ef1c t\u1ebf) ho\u1eb7c \u0111i\u1ec7n (m\u1ed9t ch\u1ec9 s\u1ed1 sai t\u1eeb m\u1ed9t <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/proximity-probe\/\">\u0111\u1ea7u d\u00f2 ti\u1ec7m c\u1eadn<\/a> v\u1eadt li\u1ec7u ho\u1eb7c bi\u1ebfn thi\u00ean t\u1eeb t\u00ednh). Cong tr\u1ee5c l\u00e0 m\u1ed9t bi\u1ebfn d\u1ea1ng h\u00ecnh h\u1ecdc c\u1ee5 th\u1ec3 c\u1ee7a th\u00e2n tr\u1ee5c, v\u00e0 \u0111\u00f3 l\u00e0 l\u00fd do t\u1ea1i sao kh\u00f4ng c\u00f3 b\u1ea5t k\u1ef3 l\u01b0\u1ee3ng kh\u1ed1i l\u01b0\u1ee3ng \u0111\u01b0\u1ee3c th\u00eam \u1edf n\u01a1i kh\u00e1c n\u00e0o c\u00f3 th\u1ec3 th\u1ef1c s\u1ef1 &#8220;c\u00e2n b\u1eb1ng n\u00f3.&#8221;<\/p>\n<h2>2. C\u00e1c lo\u1ea1i cong tr\u1ee5c<\/h2>\n<p>Cong tr\u1ee5c \u0111\u01b0\u1ee3c ph\u00e2n lo\u1ea1i t\u1ed1t nh\u1ea5t theo nguy\u00ean nh\u00e2n v\u00e0 th\u1eddi gian n\u00f3 t\u1ed3n t\u1ea1i, v\u00ec m\u1ed7i lo\u1ea1i \u0111\u00f2i h\u1ecfi m\u1ed9t ph\u1ea3n \u1ee9ng kh\u00e1c.<\/p>\n<h3>2.1 Cong tr\u1ee5c c\u01a1 h\u1ecdc v\u0129nh vi\u1ec5n<\/h3>\n<p>\u0110\u00e2y l\u00e0 bi\u1ebfn d\u1ea1ng d\u1ebbo (v\u0129nh vi\u1ec5n) c\u1ee7a v\u1eadt li\u1ec7u tr\u1ee5c \u2014 kim lo\u1ea1i \u0111\u00e3 ch\u1ea3y v\u00e0 s\u1ebd kh\u00f4ng tr\u1edf l\u1ea1i. Nh\u1eefng nguy\u00ean nh\u00e2n ph\u1ed5 bi\u1ebfn bao g\u1ed3m:<\/p>\n<ul>\n<li>Qu\u00e1 t\u1ea3i c\u01a1 h\u1ecdc ho\u1eb7c t\u00e1c \u0111\u1ed9ng<\/li>\n<li>N\u00e2ng ho\u1eb7c x\u1eed l\u00fd kh\u00f4ng \u0111\u00fang c\u00e1ch trong qu\u00e1 tr\u00ecnh b\u1ea3o tr\u00ec<\/li>\n<li>Th\u1ea3 r\u00f4to<\/li>\n<li>\u1ee8ng su\u1ea5t u\u1ed1n qu\u00e1 m\u1ee9c trong qu\u00e1 tr\u00ecnh v\u1eadn h\u00e0nh<\/li>\n<li>L\u1ed7i s\u1ea3n xu\u1ea5t ho\u1eb7c x\u1eed l\u00fd nhi\u1ec7t kh\u00f4ng \u0111\u00fang c\u00e1ch<\/li>\n<\/ul>\n<p>Khi tr\u1ee5c \u0111\u00e3 ch\u1ea3y, \u0111\u1ed9 cong v\u1eabn t\u1ed3n t\u1ea1i ngay c\u1ea3 khi tr\u1ee5c \u1edf tr\u1ea1ng th\u00e1i \u0111\u1ee9ng y\u00ean v\u00e0 m\u1ecdi t\u1ea3i ngo\u00e0i \u0111\u00e3 \u0111\u01b0\u1ee3c lo\u1ea1i b\u1ecf. \u0110\u00e2y l\u00e0 \u0111\u1eb7c tr\u01b0ng ph\u00e2n bi\u1ec7t cong v\u0129nh vi\u1ec5n v\u1edbi lo\u1ea1i nhi\u1ec7t: n\u00f3 xu\u1ea5t hi\u1ec7n khi l\u1ea1nh, v\u00e0 n\u00f3 xu\u1ea5t hi\u1ec7n tr\u00ean b\u00e0n.<\/p>\n<h3>2.2 Cong Nhi\u1ec7t (T\u1ea1m Th\u1eddi)<\/h3>\n<p>C\u00f2n \u0111\u01b0\u1ee3c g\u1ecdi l\u00e0 <strong>cung nhi\u1ec7t<\/strong> ho\u1eb7c <strong>cung n\u00f3ng<\/strong>, \u0111\u00e2y l\u00e0 m\u1ed9t \u0111i\u1ec1u ki\u1ec7n t\u1ea1m th\u1eddi g\u00e2y ra b\u1edfi s\u1ef1 gia nhi\u1ec7t kh\u00f4ng \u0111\u1ec1u xung quanh chu vi tr\u1ee5c. Ph\u00eda n\u00f3ng h\u01a1n t\u81a8 n\u1edf nhi\u1ec1u h\u01a1n ph\u00eda l\u1ea1nh h\u01a1n, bu\u1ed9c tr\u1ee5c v\u00e0o m\u1ed9t \u0111\u01b0\u1eddng cong v\u1edbi ph\u00eda n\u00f3ng tr\u00ean m\u1eb7t l\u1ed3i (b\u00ean ngo\u00e0i). Nh\u1eefng k\u00edch ho\u1ea1t \u0111i\u1ec3n h\u00ecnh l\u00e0:<\/p>\n<ul>\n<li>Ngu\u1ed3n nhi\u1ec7t kh\u00f4ng \u0111\u1ed1i x\u1ee9ng (ch\u1ea5t l\u1ecfng n\u00f3ng \u1edf m\u1ed9t b\u00ean, kh\u00f4ng kh\u00ed l\u00e0m m\u00e1t \u1edf b\u00ean kia)<\/li>\n<li>V\u00f2ng bi ma s\u00e1t l\u00e0m n\u00f3ng m\u1ed9t b\u00ean c\u1ee7a tr\u1ee5c<\/li>\n<li>Rotor ma s\u00e1t t\u1ea1o sinh nhi\u1ec7t t\u1eadp trung<\/li>\n<li>Gia nhi\u1ec7t do \u00e1nh n\u1eafng m\u1eb7t tr\u1eddi tr\u00ean thi\u1ebft b\u1ecb ngo\u00e0i tr\u1eddi<\/li>\n<li>Quy tr\u00ecnh kh\u1edfi \u0111\u1ed9ng kh\u00f4ng \u0111\u00fang c\u00e1ch cho c\u00e1c tua-bin l\u1edbn<\/li>\n<\/ul>\n<p>Cong nhi\u1ec7t th\u01b0\u1eddng bi\u1ebfn m\u1ea5t khi tr\u1ee5c ngu\u1ed9i \u0111\u1ec1u \u0111\u1eb7n ho\u1eb7c \u0111\u1ea1t c\u00e2n b\u1eb1ng nhi\u1ec7t. C\u01a1 ch\u1ebf \u0111\u1ea7y \u0111\u1ee7, ph\u00f2ng ch\u1ed1ng, v\u00e0 th\u1ef1c h\u00e0nh turning-gear \u0111\u01b0\u1ee3c \u0111\u1ec1 c\u1eadp s\u00e2u s\u1eafc d\u01b0\u1edbi <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/thermal-bow\/\">cung nhi\u1ec7t<\/a>. C\u1ea3nh b\u00e1o quan tr\u1ecdng \u1edf \u0111\u00e2y l\u00e0 c\u00e1c chu k\u1ef3 cong nhi\u1ec7t l\u1eb7p l\u1ea1i c\u00f3 th\u1ec3 cu\u1ed1i c\u00f9ng \u0111\u1ea9y tr\u1ee5c v\u01b0\u1ee3t qu\u00e1 \u0111i\u1ec3m ch\u1ea3y c\u1ee7a n\u00f3 v\u00e0 \u0111\u1ec3 l\u1ea1i m\u1ed9t t\u1eadp h\u1ee3p v\u0129nh vi\u1ec5n \u2014 v\u00ec v\u1eady m\u1ed9t v\u1ea5n \u0111\u1ec1 &#8220;t\u1ea1m th\u1eddi&#8221; b\u1ecb b\u1ecf qua \u0111\u1ee7 l\u00e2u s\u1ebd tr\u1edf th\u00e0nh v\u0129nh vi\u1ec5n.<\/p>\n<h3>2.3 \u1ee8ng Su\u1ea5t D\u01b0 V\u00e0 \u0110\u1ed9 Cong Tr\u1ee5c<\/h3>\n<p>\u1ee8ng su\u1ea5t d\u01b0 l\u01b0\u1ee3ng n\u1ed9i b\u1ed9 c\u00f2n l\u1ea1i t\u1eeb h\u00e0n, x\u1eed l\u00fd nhi\u1ec7t, ho\u1eb7c gia c\u00f4ng c\u00f3 th\u1ec3 g\u00e2y ra tr\u1ee5c cong t\u1eeb t\u1eeb theo th\u1eddi gian, \u0111\u1eb7c bi\u1ec7t khi nhi\u1ec7t \u0111\u1ed9 d\u1ecbch v\u1ee5 ho\u1eb7c t\u1ea3i ho\u1ea1t \u0111\u1ed9ng cho ph\u00e9p nh\u1eefng \u1ee9ng su\u1ea5t b\u1ecb kh\u00f3a \u0111\u1ec3 gi\u00e3n n\u1edbi. Lo\u1ea1i cong n\u00e0y c\u00f3 th\u1ec3 xu\u1ea5t hi\u1ec7n v\u00e0i th\u00e1ng ho\u1eb7c v\u00e0i n\u0103m sau l\u1eafp \u0111\u1eb7t, \u0111i\u1ec1u n\u00e0y l\u00e0m cho ki\u1ec3m tra th\u1eb3ng \u0111\u1ecbnh k\u1ef3 tr\u00ean rotors quan tr\u1ecdng l\u00e0 \u0111\u00e1ng gi\u00e1.<\/p>\n<h2>3. Nguy\u00ean nh\u00e2n c\u1ee7a cong tr\u1ee5c<\/h2>\n<p>Hi\u1ec3u r\u00f5 nguy\u00ean nh\u00e2n g\u1ed1c v\u1eeba ng\u0103n ch\u1eb7n s\u1ef1 t\u00e1i ph\u00e1t v\u1eeba ch\u1ec9 ra s\u1eeda ch\u1eefa \u0111\u00fang. C\u00e1c tr\u00ecnh \u0111i\u1ec1u khi\u1ec3n r\u01a1i v\u00e0o ba l\u1edbp.<\/p>\n<h3>3.1 Nguy\u00ean Nh\u00e2n C\u01a1 H\u1ecdc<\/h3>\n<ul>\n<li><strong>Qu\u00e1 t\u1ea3i:<\/strong> ho\u1ea1t \u0111\u1ed9ng \u1edf c\u00e1c t\u1ea3i v\u01b0\u1ee3t qu\u00e1 gi\u1edbi h\u1ea1n thi\u1ebft k\u1ebf.<\/li>\n<li><strong>B\u1ea3o qu\u1ea3n kh\u00f4ng \u0111\u00fang c\u00e1ch:<\/strong> l\u01b0u tr\u1eef c\u00e1c tr\u1ee5c n\u1eb1m ngang m\u00e0 kh\u00f4ng c\u00f3 h\u1ed7 tr\u1ee3 th\u00edch h\u1ee3p, cho ph\u00e9p ch\u00f9m nh\u00e3o theo th\u1eddi gian \u2014 \u0111\u1eb7c bi\u1ec7t l\u00e0 tr\u00ean c\u00e1c rotor d\u00e0i, m\u1ecfng \u0111\u01b0\u1ee3c \u0111\u1ec3 l\u1ea1i trong nhi\u1ec1u th\u00e1ng tr\u00ean hai \u0111i\u1ec3m t\u1ef1a \u0111\u1ea7u cu\u1ed1i.<\/li>\n<li><strong>X\u1eed l\u00fd sai:<\/strong> N\u00e2ng b\u1eb1ng tr\u1ee5c thay v\u00ec c\u00e1c \u0111i\u1ec3m n\u00e2ng \u0111\u01b0\u1ee3c ch\u1ec9 \u0111\u1ecbnh<\/li>\n<li><strong>Tai n\u1ea1n ho\u1eb7c va ch\u1ea1m:<\/strong> r\u01a1i, va \u0111\u1eadp, ho\u1eb7c h\u01b0 h\u1ea1i do v\u1eadt l\u1ea1.<\/li>\n<li><strong>V\u00f2ng bi b\u1ecb k\u1eb9t:<\/strong> V\u00f2ng bi b\u1ecb k\u1eb9t c\u00f3 th\u1ec3 khi\u1ebfn tr\u1ee5c b\u1ecb cong d\u01b0\u1edbi m\u00f4-men xo\u1eafn truy\u1ec1n \u0111\u1ed9ng<\/li>\n<\/ul>\n<h3>3.2 Nguy\u00ean Nh\u00e2n Nhi\u1ec7t<\/h3>\n<ul>\n<li><strong>Nhi\u1ec7t \u0111\u1ed9 kh\u00f4ng \u0111\u1ec1u:<\/strong> Ph\u00e2n b\u1ed1 nhi\u1ec7t \u0111\u1ed9 kh\u00f4ng \u0111\u1ed3ng \u0111\u1ec1u xung quanh chu vi tr\u1ee5c<\/li>\n<li><strong>Thay \u0111\u1ed5i nhi\u1ec7t \u0111\u1ed9 nhanh ch\u00f3ng:<\/strong> s\u1ed1c nhi\u1ec7t khi kh\u1edfi \u0111\u1ed9ng ho\u1eb7c t\u1eaft m\u00e1y.<\/li>\n<li><strong>\u0110i\u1ec3m n\u00f3ng:<\/strong> S\u1ef1 gia nhi\u1ec7t c\u1ee5c b\u1ed9 do ma s\u00e1t, c\u1ecd x\u00e1t ho\u1eb7c \u0111i\u1ec1u ki\u1ec7n x\u1eed l\u00fd<\/li>\n<li><strong>Kh\u1edfi \u0111\u1ed9ng n\u01b0\u1edbc n\u00f3ng kh\u00f4ng \u0111\u1ee7:<\/strong> Kh\u1edfi \u0111\u1ed9ng tua bin l\u1ea1nh ho\u1eb7c m\u00e1y m\u00f3c l\u1edbn qu\u00e1 nhanh<\/li>\n<li><strong>Quy tr\u00ecnh t\u1eaft m\u00e1y:<\/strong> cho ph\u00e9p m\u1ed9t tr\u1ee5c n\u00f3ng d\u1eebng quay tr\u01b0\u1edbc khi n\u00f3 ngu\u1ed9i (ch\u00f9m sag nhi\u1ec7t).<\/li>\n<\/ul>\n<h3>3.3 Nguy\u00ean Nh\u00e2n T\u1eeb V\u1eadt Li\u1ec7u v\u00e0 S\u1ea3n Xu\u1ea5t<\/h3>\n<ul>\n<li><strong>Ch\u1ea5t l\u01b0\u1ee3ng v\u1eadt li\u1ec7u k\u00e9m:<\/strong> t\u1ea1p ch\u1ea5t, kho\u1ea3ng tr\u1ed1ng ho\u1eb7c kh\u00f4ng \u0111\u1ed3ng nh\u1ea5t v\u1eadt li\u1ec7u.<\/li>\n<li><strong>X\u1eed l\u00fd nhi\u1ec7t kh\u00f4ng th\u00edch h\u1ee3p:<\/strong> \u1ee9ng su\u1ea5t c\u00f2n l\u1ea1i t\u1eeb quenching ho\u1eb7c tempering.<\/li>\n<li><strong>Bi\u1ebfn d\u1ea1ng do h\u00e0n:<\/strong> h\u00e0n kh\u00f4ng \u0111\u1ed1i x\u1ee9ng t\u1ea1o ra \u1ee9ng su\u1ea5t d\u01b0.<\/li>\n<li><strong>\u1ee8ng su\u1ea5t do gia c\u00f4ng:<\/strong> \u1ee9ng su\u1ea5t \u0111\u01b0\u1ee3c g\u00e2y ra trong qu\u00e1 tr\u00ecnh s\u1ea3n xu\u1ea5t m\u00e0 gi\u00e3n ra khi s\u1eed d\u1ee5ng.<\/li>\n<\/ul>\n<h2>4. C\u00e1ch Ch\u00f9m Tr\u1ee5c G\u00e2y Ra Rung \u0110\u1ed9ng<\/h2>\n<p>M\u1ed9t tr\u1ee5c cong g\u00e2y ra dao \u0111\u1ed9ng th\u00f4ng qua hai c\u01a1 ch\u1ebf ri\u00eang bi\u1ec7t nh\u01b0ng h\u1ed7 tr\u1ee3 l\u1eabn nhau.<\/p>\n<h3>4.1 M\u1ea5t C\u00e2n B\u1eb1ng H\u00ecnh H\u1ecdc<\/h3>\n<p>Khi m\u1ed9t tr\u1ee5c ch\u00f9m xoay, \u0111\u01b0\u1eddng trung t\u00e2m cong c\u1ee7a n\u00f3 qu\u00e9t ra m\u1ed9t h\u00ecnh n\u00f3n ho\u1eb7c \u0111\u01b0\u1eddng d\u1eabn kh\u00f4ng tr\u00f2n kh\u00e1c. Ngay c\u1ea3 khi ph\u00e2n b\u1ed1 kh\u1ed1i l\u01b0\u1ee3ng c\u1ee7a rotor ho\u00e0n to\u00e0n \u0111\u1ec1u, h\u00ecnh h\u1ecdc ch\u00f9m ho\u1ea1t \u0111\u1ed9ng gi\u1ed1ng nh\u01b0 m\u1ed9t kh\u1ed1i l\u01b0\u1ee3ng xoay l\u1ec7ch: n\u00f3 n\u00e9m tr\u1ecdng t\u00e2m ra kh\u1ecfi tr\u1ee5c quay v\u00e0 t\u1ea1o ra m\u1ed9t <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/centrifugal-force\/\">l\u1ef1c ly t\u00e2m<\/a> t\u0103ng v\u1edbi b\u00ecnh ph\u01b0\u01a1ng t\u1ed1c \u0111\u1ed9, t\u1ea1o ra rung \u0111\u1ed9ng 1\u00d7 m\u1ea1nh t\u1ea1i <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/running-speed\/\">t\u1ed1c \u0111\u1ed9 v\u1eadn h\u00e0nh<\/a>. \u0110\u00e2y ch\u00ednh l\u00e0 l\u00fd do t\u1ea1i sao ch\u00f9m gi\u1ea3 m\u1ea1o m\u1ea5t c\u00e2n b\u1eb1ng trong ph\u1ed5.<\/p>\n<h3>4.2 T\u1ea3i Moment tr\u00ean C\u00e1c \u1ed4 Tr\u1ee5c<\/h3>\n<p>\u0110\u1ed9 cong c\u0169ng g\u00e2y ra m\u1ed9t moment u\u1ed1n t\u0129nh v\u00e0 xoay \u0111\u01b0\u1ee3c truy\u1ec1n tr\u1ef1c ti\u1ebfp v\u00e0o c\u00e1c \u1ed5 tr\u1ee5c, g\u00e2y ra c\u00e1c t\u1ea3i \u1ed5 tr\u1ee5c bi\u1ebfn \u0111\u1ed5i v\u00e0 rung \u0111\u1ed9ng v\u1ecb tr\u00ed. Tr\u00ean c\u00e1c rotor l\u1edbn h\u01a1n, t\u1ea3i moment n\u00e0y l\u00e0 \u0111i\u1ec1u g\u00e2y ra m\u00e0i m\u00f2n \u1ed5 tr\u1ee5c t\u0103ng t\u1ed1c v\u00e0, trong c\u00e1c tr\u01b0\u1eddng h\u1ee3p c\u1ef1c \u0111oan, ti\u1ebfp x\u00fac gi\u1eefa rotor v\u00e0 c\u00e1c l\u00f3t t\u0129nh. M\u1ed9t rotor ch\u00f9m n\u1eb7ng c\u00f3 ch\u00f9m n\u1eb1m g\u1ea7n m\u1ed9t <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/critical-speed\/\">t\u1ed1c \u0111\u1ed9 t\u1edbi h\u1ea1n<\/a> c\u00f3 th\u1ec3 t\u1ea1o ra m\u1ed9t ph\u1ea3n \u1ee9ng khu\u1ebfch \u0111\u1ea1i, \u0111\u00f4i khi g\u00e2y lo ng\u1ea1i, khi ch\u1ea1y.<\/p>\n<h2>5. Ph\u00e1t Hi\u1ec7n \u0110\u1ed9 Cong Tr\u1ee5c<\/h2>\n<p>V\u00ec ch\u00f9m v\u00e0 m\u1ea5t c\u00e2n b\u1eb1ng kh\u1ed1i l\u01b0\u1ee3ng th\u1ef1c chia s\u1ebb ch\u1eef k\u00fd 1\u00d7 gi\u1ed1ng nhau, vi\u1ec7c ph\u00e2n bi\u1ec7t ch\u00fang l\u00e0 \u0111i\u1ec3m m\u1ea5u ch\u1ed1t c\u1ee7a ch\u1ea9n \u0111o\u00e1n. B\u1ed9 ph\u00e2n lo\u1ea1i m\u1ea1nh nh\u1ea5t l\u00e0 h\u00e0nh vi \u1edf t\u1ed1c \u0111\u1ed9 r\u1ea5t th\u1ea5p v\u00e0 trong thay \u0111\u1ed5i nhi\u1ec7t \u0111\u1ed9.<\/p>\n<h3>5.1 So S\u00e1nh Tri\u1ec7u Ch\u1ee9ng: \u0110\u1ed9 Cong Tr\u1ee5c Vs M\u1ea5t C\u00e2n B\u1eb1ng<\/h3>\n<table border=\"1\" style=\"width:100%; border-collapse:collapse;\">\n<tr>\n<th>\u0110\u1eb7c \u0111i\u1ec3m<\/th>\n<th>M\u1ea5t c\u00e2n b\u1eb1ng<\/th>\n<th>\u0110\u1ed9 cong tr\u1ee5c<\/th>\n<\/tr>\n<tr>\n<td>T\u1ea7n s\u1ed1 rung \u0111\u1ed9ng<\/td>\n<td>1\u00d7 t\u1ed1c \u0111\u1ed9 ch\u1ea1y<\/td>\n<td>1\u00d7 t\u1ed1c \u0111\u1ed9 ch\u1ea1y<\/td>\n<\/tr>\n<tr>\n<td>M\u1ed1i quan h\u1ec7 pha<\/td>\n<td>Nh\u1ea5t qu\u00e1n, gi\u1ed1ng nhau m\u1ecdi l\u00fac<\/td>\n<td>C\u00f3 th\u1ec3 thay \u0111\u1ed5i trong qu\u00e1 tr\u00ecnh kh\u1edfi \u0111\u1ed9ng<\/td>\n<\/tr>\n<tr>\n<td>Rung \u0111\u1ed9ng khi quay ch\u1eadm<\/td>\n<td>Hi\u1ec7n t\u1ea1i (t\u1ef7 l\u1ec7 thu\u1eadn v\u1edbi t\u1ed1c \u0111\u1ed9\u00b2)<\/td>\n<td>C\u00f3 m\u1eb7t v\u00e0 th\u01b0\u1eddng c\u00f3 \u00fd ngh\u0129a ngay c\u1ea3 \u1edf t\u1ed1c \u0111\u1ed9 r\u1ea5t th\u1ea5p<\/td>\n<\/tr>\n<tr>\n<td>Ph\u1ea3n \u1ee9ng v\u1edbi s\u1ef1 c\u00e2n b\u1eb1ng<\/td>\n<td>\u0110\u1ed9 rung gi\u1ea3m nh\u1edd c\u00e2n b\u1eb1ng ch\u00ednh x\u00e1c<\/td>\n<td>C\u1ea3i thi\u1ec7n t\u1ed1i thi\u1ec3u ho\u1eb7c kh\u00f4ng c\u1ea3i thi\u1ec7n; c\u00f3 th\u1ec3 tr\u1edf n\u00ean t\u1ed3i t\u1ec7 h\u01a1n<\/td>\n<\/tr>\n<tr>\n<td>\u0110\u1ed9 nh\u1ea1y nhi\u1ec7t<\/td>\n<td>T\u01b0\u01a1ng \u0111\u1ed1i \u1ed5n \u0111\u1ecbnh v\u1edbi nhi\u1ec7t \u0111\u1ed9<\/td>\n<td>Thay \u0111\u1ed5i \u0111\u00e1ng k\u1ec3 trong qu\u00e1 tr\u00ecnh kh\u1edfi \u0111\u1ed9ng\/h\u1ea1 nhi\u1ec7t<\/td>\n<\/tr>\n<tr>\n<td>\u0110o \u0111\u1ed9 l\u1ec7ch t\u00e2m<\/td>\n<td>Th\u1ea5p khi r\u00f4to \u1edf tr\u1ea1ng th\u00e1i ngh\u1ec9<\/td>\n<td>\u0110\u1ed9 \u0111\u1ea3o cao ngay c\u1ea3 khi \u0111\u1ee9ng y\u00ean (\u0111\u1ed9 cong v\u0129nh vi\u1ec5n)<\/td>\n<\/tr>\n<\/table>\n<p>D\u00f2ng duy nh\u1ea5t quan tr\u1ecdng nh\u1ea5t l\u00e0 d\u00f2ng ch\u1eadm. L\u1ef1c m\u1ea5t c\u00e2n b\u1eb1ng suy gi\u1ea3m g\u1ea7n b\u1eb1ng kh\u00f4ng khi t\u1ed1c \u0111\u1ed9 gi\u1ea3m v\u00ec n\u00f3 t\u1ef7 l\u1ec7 v\u1edbi b\u00ecnh ph\u01b0\u01a1ng t\u1ed1c \u0111\u1ed9 quay; m\u1ed9t ch\u00f9m v\u0129nh vi\u1ec5n, l\u00e0 m\u1ed9t \u0111\u1ed9 l\u1ec7ch h\u00ecnh h\u1ecdc c\u1ed1 \u0111\u1ecbnh, v\u1eabn cho th\u1ea5y \u0111\u1ed9 run-out v\u00e0 chuy\u1ec3n \u0111\u1ed9ng 1\u00d7 \u0111\u00e1ng k\u1ec3 \u1edf t\u1ed1c \u0111\u1ed9 ch\u1eadm. \u0110\u00f3 l\u00e0 b\u00e0i ki\u1ec3m tra ph\u00e1 v\u1ee1 s\u1ef1 c\u00e2n b\u1eb1ng.<\/p>\n<h3>5.2 C\u00e1c B\u00e0i Ki\u1ec3m Tra Ch\u1ea9n \u0110o\u00e1n<\/h3>\n<h4>5.2.1 \u0110o L\u01b0\u1eddng L\u0103n Ch\u1eadm<\/h4>\n<p>Quay tr\u1ee5c r\u1ea5t ch\u1eadm \u2014 th\u01b0\u1eddng l\u00e0 5\u201310% t\u1ed1c \u0111\u1ed9 ho\u1ea1t \u0111\u1ed9ng \u2014 v\u00e0 \u0111o <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/run-out\/\">ch\u1ea1y ra ngo\u00e0i<\/a> v\u1edbi <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/proximity-probe\/\">\u0111\u1ea7u d\u00f2 ti\u1ec7m c\u1eadn<\/a> ho\u1eb7c m\u1ed9t ch\u1ec9 th\u1ecb \u0111\u1ed3ng h\u1ed3. Sai t\u00e2m cao \u1edf ch\u1ebf \u0111\u1ed9 l\u0103n ch\u1eadm cho th\u1ea5y s\u1ef1 u\u1ed1n cong tr\u1ee5c ho\u1eb7c sai t\u00e2m c\u01a1 h\u1ecdc ch\u1ee9 kh\u00f4ng ph\u1ea3i m\u1ea5t c\u00e2n b\u1eb1ng, c\u00f3 l\u1ef1c ly t\u00e2m kh\u00f4ng \u0111\u00e1ng k\u1ec3 \u1edf t\u1ed1c \u0111\u1ed9 th\u1ea5p nh\u01b0 v\u1eady. Vect\u01a1 l\u0103n ch\u1eadm c\u0169ng \u0111\u01b0\u1ee3c ghi l\u1ea1i \u0111\u1ec3 c\u00f3 th\u1ec3 tr\u1eeb kh\u1ecfi d\u1eef li\u1ec7u rung \u0111\u1ed9ng khi ch\u1ea1y, t\u00e1ch bi\u1ec7t ph\u1ea3n \u1ee9ng \u0111\u1ed9ng h\u1ecdc th\u1ef1c t\u1eeb th\u00e0nh ph\u1ea7n cung \u0111\u1ed9 t\u0129nh.<\/p>\n<h4>5.2.2 D\u1ecbch Pha Trong Giai \u0110o\u1ea1n T\u1eaft M\u00e1y<\/h4>\n<p>Theo d\u00f5i rung \u0111\u1ed9ng <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/phase-angle\/\">g\u00f3c pha<\/a> khi m\u00e1y ch\u1ea1y ch\u1ebft. M\u1ea5t c\u00e2n b\u1eb1ng th\u1ef1c gi\u1eef m\u1ed9t <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/phase\/\">pha<\/a> b\u1ea5t k\u1ec3 t\u1ed1c \u0111\u1ed9 (xa kh\u1ecfi c\u1ed9ng h\u01b0\u1edfng). M\u1ed9t tr\u1ee5c u\u1ed1n cong do nhi\u1ec7t c\u00f3 xu h\u01b0\u1edbng th\u1ec3 hi\u1ec7n pha tr\u00f4i khi rotor ngu\u1ed9i, v\u00e0 v\u1ebd bi\u1ec3u \u0111\u1ed3 bi\u00ean \u0111\u1ed9 v\u00e0 pha c\u00f9ng nhau tr\u00ean m\u1ed9t <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/bode-plot\/\">Bi\u1ec3u \u0111\u1ed3 Bode<\/a> ho\u1eb7c <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/polar-plot\/\">\u00e2m m\u01b0u c\u1ef1c<\/a> l\u00e0m cho s\u1ef1 kh\u00e1c bi\u1ec7t d\u1ec5 \u0111\u1ecdc h\u01a1n nhi\u1ec1u so v\u1edbi c\u00e1c s\u1ed1 li\u1ec7u th\u00f4.<\/p>\n<h4>5.2.3 B\u00e0i ki\u1ec3m tra \u0111\u1ed9 cong nhi\u1ec7t<\/h4>\n<p>\u0110\u1ed1i v\u1edbi s\u1ef1 u\u1ed1n cong do nhi\u1ec7t \u0111\u01b0\u1ee3c nghi ng\u1edd, h\u00e3y gi\u00e1m s\u00e1t rung \u0111\u1ed9ng qua qu\u00e1 tr\u00ecnh kh\u1edfi \u0111\u1ed9ng v\u00e0 n\u00f3ng l\u00ean. S\u1ef1 u\u1ed1n cong do nhi\u1ec7t th\u01b0\u1eddng th\u1ec3 hi\u1ec7n rung \u0111\u1ed9ng <em>t\u0103ng d\u1ea7n<\/em> khi m\u00e1y n\u00f3ng l\u00ean, sau \u0111\u00f3 \u1ed5n \u0111\u1ecbnh ho\u1eb7c gi\u1ea3m khi \u0111\u1ea1t \u0111\u01b0\u1ee3c c\u00e2n b\u1eb1ng nhi\u1ec7t \u2014 \u1ea3nh ph\u1ea3n chi\u1ebfu c\u1ee7a m\u1ed9t l\u1ed7i t\u0103ng ho\u00e0n to\u00e0n theo t\u1ed1c \u0111\u1ed9.<\/p>\n<h4>5.2.4 Ki\u1ec3m tra sai t\u00e2m ngo\u00e0i m\u00e1y<\/h4>\n<p>Th\u00e1o rotor, h\u1ed7 tr\u1ee3 n\u00f3 tr\u00ean c\u00e1c kh\u1ed1i V ho\u1eb7c gi\u1eefa c\u00e1c t\u00e2m ti\u1ec7n, v\u00e0 quay n\u00f3 ch\u1eadm trong khi \u0111o sai t\u00e2m h\u01b0\u1edbng t\u00e2m b\u1eb1ng m\u1ed9t ch\u1ec9 th\u1ecb \u0111\u1ed3ng h\u1ed3. Sai t\u00e2m \u0111\u00e1ng k\u1ec3 \u2014 th\u01b0\u1eddng l\u1edbn h\u01a1n 0.001 inch (25 \u00b5m) \u2014 x\u00e1c nh\u1eadn s\u1ef1 u\u1ed1n cong v\u0129nh vi\u1ec5n. Ki\u1ec3m tra b\u00e0n l\u00e0m vi\u1ec7c n\u00e0y l\u00e0 b\u1eb1ng ch\u1ee9ng x\u00e1c \u0111\u1ecbnh, v\u00ec m\u1ed9t tr\u1ee5c \u0111\u1ecdc th\u1eb3ng tr\u00ean m\u00e1y nh\u01b0ng cong tr\u00ean c\u00e1c kh\u1ed1i V cho bi\u1ebft m\u1ed9t c\u00e2u chuy\u1ec7n r\u1ea5t kh\u00e1c v\u1edbi m\u1ed9t tr\u1ee5c b\u1ecb cong \u1edf c\u1ea3 hai.<\/p>\n<h4>5.2.5 Ki\u1ec3m tra b\u1eb1ng m\u1eaft<\/h4>\n<p>Tr\u00ean c\u00e1c tr\u1ee5c l\u1edbn, nh\u00ecn d\u1ecdc theo chi\u1ec1u d\u00e0i c\u1ee7a tr\u1ee5c ho\u1eb7c s\u1eed d\u1ee5ng c\u00e1c ph\u01b0\u01a1ng ph\u00e1p quang h\u1ecdc nh\u01b0 <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/laser-shaft-alignment\/\">c\u0103n ch\u1ec9nh b\u1eb1ng laser<\/a> thi\u1ebft b\u1ecb c\u00f3 th\u1ec3 ti\u1ebft l\u1ed9 m\u1ed9t s\u1ef1 u\u1ed1n cong r\u00f5 r\u00e0ng m\u00e0 m\u1eaft th\u01b0\u1eddng c\u00f3 th\u1ec3 b\u1ecf l\u1ee1.<\/p>\n<h2>6. C\u00e1c ph\u01b0\u01a1ng ph\u00e1p ch\u1ec9nh s\u1eeda<\/h2>\n<p>S\u1ef1 s\u1eeda ch\u1eefa \u0111\u00fang \u0111\u1eafn ph\u1ee5 thu\u1ed9c v\u00e0o m\u1ee9c \u0111\u1ed9 nghi\u00eam tr\u1ecdng v\u00e0 lo\u1ea1i c\u1ee7a s\u1ef1 u\u1ed1n cong&#8217;. Kh\u00f4ng c\u00f3 m\u1ed9t s\u1ef1 s\u1eeda ch\u1eefa duy nh\u1ea5t ph\u00f9 h\u1ee3p v\u1edbi m\u1ecdi tr\u01b0\u1eddng h\u1ee3p.<\/p>\n<h3>6.1 \u0110\u1ed1i v\u1edbi s\u1ef1 u\u1ed1n cong c\u01a1 h\u1ecdc v\u0129nh vi\u1ec5n<\/h3>\n<h4>6.1.1 K\u77ef th\u1eb3ng tr\u1ee5c<\/h4>\n<p>\u0110\u1ed1i v\u1edbi s\u1ef1 u\u1ed1n cong nh\u1eb9 \u0111\u1ebfn trung b\u00ecnh \u2014 th\u01b0\u1eddng d\u01b0\u1edbi 0.005 inch (125 \u00b5m) \u2014 tr\u1ee5c \u0111\u00f4i khi c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c u\u1ed1n th\u1eb3ng l\u1ea1nh ho\u1eb7c n\u00f3ng b\u1eb1ng c\u00e1c m\u00e1y \u00e9p th\u1ee7y l\u1ef1c. Tr\u1ee5c \u0111\u01b0\u1ee3c h\u1ed7 tr\u1ee3 v\u00e0 c\u1ea9n th\u1eadn b\u1ecb u\u1ed1n qu\u00e1 \u0111\u1ed9 \u0111\u1ec3 n\u00f3 bi\u1ebfn d\u1ea1ng d\u1ebbo tr\u1edf l\u1ea1i g\u1ea7n nh\u01b0 th\u1eb3ng, m\u1ed9t qu\u00e1 tr\u00ecnh \u0111\u00f2i h\u1ecfi thi\u1ebft b\u1ecb chuy\u00ean d\u1ee5ng, k\u1ef9 thu\u1eadt vi\u00ean l\u00e0nh ngh\u1ec1, v\u00e0 s\u1ef1 ki\u00ean nh\u1eabn, v\u00ec s\u1eeda ch\u1eefa qu\u00e1 m\u1ee9c ch\u1ec9 t\u1ea1o ra m\u1ed9t s\u1ef1 u\u1ed1n cong theo h\u01b0\u1edbng ng\u01b0\u1ee3c l\u1ea1i.<\/p>\n<h4>6.1.2 Gi\u1ea3i ph\u00f3ng \u1ee9ng su\u1ea5t nhi\u1ec7t<\/h4>\n<p>X\u1eed l\u00fd nhi\u1ec7t tr\u1ee5c \u0111\u1ec3 gi\u1ea3m \u1ee9ng su\u1ea5t d\u01b0 c\u00f3 th\u1ec3 gi\u1ea3m ho\u1eb7c lo\u1ea1i b\u1ecf \u0111\u1ed9 cong xu\u1ea5t ph\u00e1t t\u1eeb \u1ee9ng su\u1ea5t s\u1ea3n xu\u1ea5t ho\u1eb7c h\u00e0n c\u00f3 s\u1eb5n. \u0110i\u1ec1u n\u00e0y c\u1ea7n thi\u1ebft b\u1ecb l\u00f2 ph\u00f9 h\u1ee3p v\u00e0 ki\u1ec3m so\u00e1t quy tr\u00ecnh ch\u1eb7t ch\u1ebd \u0111\u1ec3 tr\u00e1nh g\u00e2y ra bi\u1ebfn d\u1ea1ng m\u1edbi.<\/p>\n<h4>6.1.3 Thay th\u1ebf tr\u1ee5c<\/h4>\n<p>\u0110\u1ed1i v\u1edbi \u0111\u1ed9 cong nghi\u00eam tr\u1ecdng ho\u1eb7c trong d\u1ecbch v\u1ee5 quan tr\u1ecdng, thay th\u1ebf th\u01b0\u1eddng l\u00e0 l\u1ef1a ch\u1ecdn \u0111\u00e1ng tin c\u1eady nh\u1ea5t. Chi ph\u00ed c\u1ee7a m\u1ed9t tr\u1ee5c m\u1edbi ph\u1ea3i \u0111\u01b0\u1ee3c c\u00e2n nh\u1eafc so v\u1edbi th\u1eddi gian ng\u1eebng ho\u1ea1t \u0111\u1ed9ng v\u00e0 r\u1ee7i ro th\u1ef1c t\u1ebf l\u00e0 n\u1ed7 l\u1ef1c c\u0103n ch\u1ec9nh c\u00f3 th\u1ec3 th\u1ea5t b\u1ea1i ho\u1eb7c l\u1ecfng l\u1ebbo theo th\u1eddi gian.<\/p>\n<h4>6.1.4 &#8220;C\u00e2n b\u1eb1ng Xung quanh \u0110\u1ed9 cong&#8221;<\/h4>\n<p>Trong m\u1ed9t s\u1ed1 tr\u01b0\u1eddng h\u1ee3p \u2014 \u0111\u1eb7c bi\u1ec7t l\u00e0 tua bin l\u1edbn \u2014 <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/correction-weight\/\">kh\u1ed1i l\u01b0\u1ee3ng hi\u1ec7u ch\u1ec9nh<\/a> c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c t\u00ednh to\u00e1n v\u00e0 l\u1eafp \u0111\u1eb7t \u0111\u1ec3 ch\u1ed1ng l\u1ea1i <em>\u1ea3nh h\u01b0\u1edfng<\/em> c\u1ee7a \u0111\u1ed9 cong \u1edf t\u1ed1c \u0111\u1ed9 ch\u1ea1y. \u0110i\u1ec1u n\u00e0y kh\u00f4ng l\u00e0m th\u1eb3ng tr\u1ee5c; n\u00f3 ch\u1ec9 kh\u1eed l\u1ef1c 1\u00d7 m\u00e0 \u0111\u1ed9 cong t\u1ea1o ra. \u0110\u00f3 l\u00e0 m\u1ed9t bi\u1ec7n ph\u00e1p h\u1ea1n ch\u1ebf, th\u01b0\u1eddng l\u00e0 t\u1ea1m th\u1eddi, v\u00e0 n\u00f3 l\u1ea1i \u0111\u1ec3 l\u1ea1i m\u1ed9t rotor c\u00f3 <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/residual-unbalance\/\">m\u1ea5t c\u00e2n b\u1eb1ng c\u00f2n l\u1ea1i<\/a> ch\u1ec9 tr\u00f4ng ch\u1ea5p nh\u1eadn \u0111\u01b0\u1ee3c \u1edf m\u1ed9t t\u1ed1c \u0111\u1ed9 v\u00e0 nhi\u1ec7t \u0111\u1ed9 c\u1ee5 th\u1ec3.<\/p>\n<h3>6.2 \u0110\u1ed1i v\u1edbi \u0110\u1ed9 cong Nhi\u1ec7t<\/h3>\n<h4>6.2.1 Thay \u0111\u1ed5i quy tr\u00ecnh v\u1eadn h\u00e0nh<\/h4>\n<ul>\n<li>Th\u1ef1c hi\u1ec7n c\u00e1c th\u1ee7 t\u1ee5c kh\u1edfi \u0111\u1ed9ng t\u1eebng b\u01b0\u1edbc, ch\u1eadm r\u00e3i.<\/li>\n<li>Duy tr\u00ec ho\u1ea1t \u0111\u1ed9ng quay li\u00ean t\u1ee5c c\u1ee7a b\u00e1nh r\u0103ng trong qu\u00e1 tr\u00ecnh t\u1eaft m\u00e1y \u0111\u1ec3 ng\u0103n ng\u1eeba s\u1ee5t \u00e1p do nhi\u1ec7t<\/li>\n<li>Ki\u1ec3m so\u00e1t l\u01b0\u1ee3ng h\u01a1i n\u01b0\u1edbc n\u1ea1p v\u00e0o ho\u1eb7c nhi\u1ec7t \u0111\u1ed9 ch\u1ea5t l\u1ecfng trong qu\u00e1 tr\u00ecnh x\u1eed l\u00fd c\u1ea9n th\u1eadn h\u01a1n<\/li>\n<li>\u0110\u1ea3m b\u1ea3o s\u1ef1 n\u00f3ng v\u00e0 l\u00e0m l\u1ea1nh \u0111\u1ed1i x\u1ee9ng.<\/li>\n<\/ul>\n<h4>6.2.2 S\u1eeda \u0111\u1ed5i thi\u1ebft k\u1ebf<\/h4>\n<ul>\n<li>Th\u00eam c\u00e1ch nhi\u1ec7t \u0111\u1ec3 gi\u1ea3m gradient nhi\u1ec7t.<\/li>\n<li>L\u1eafp \u0111\u1eb7t \u00e1o s\u01b0\u1edfi \u1ea5m \u0111\u1ec3 kh\u1edfi \u0111\u1ed9ng \u0111\u1ec1u.<\/li>\n<li>C\u1ea3i ti\u1ebfn h\u1ec7 th\u1ed1ng l\u00e0m l\u1ea1nh \u0111\u1ec3 c\u00e2n b\u1eb1ng ph\u00e2n b\u1ed1 nhi\u1ec7t \u0111\u1ed9.<\/li>\n<\/ul>\n<h4>6.2.3 V\u1eadn h\u00e0nh B\u00e1nh r\u0103ng Quay<\/h4>\n<p>\u0110\u1ed1i v\u1edbi c\u00e1c tua bin l\u1edbn, ch\u1ea1y b\u00e1nh r\u0103ng quay (m\u1ed9t \u1ed5 \u0111\u0129a quay t\u1ed1c \u0111\u1ed9 ch\u1eadm) trong th\u1eddi gian kh\u1edfi \u0111\u1ed9ng v\u00e0 l\u00e0m l\u1ea1nh gi\u1eef cho tr\u1ee5c quay sao cho nhi\u1ec7t \u0111\u01b0\u1ee3c ph\u00e2n b\u1ed1 \u0111\u1ec1u xung quanh chu vi, ng\u0103n ch\u1eb7n gradient s\u1ebd kh\u00e1c l\u00e0m cong rotor.<\/p>\n<h2>7. X\u00e1c minh Rotor t\u1ea1i Hi\u1ec7n tr\u01b0\u1eddng<\/h2>\n<p>Sau khi tr\u1ee5c \u0111\u00e3 \u0111\u01b0\u1ee3c c\u0103n ch\u1ec9nh, thay th\u1ebf ho\u1eb7c \u0111\u01b0\u1ee3c xem l\u00e0 \u0111\u1ee7 th\u1eb3ng \u0111\u1ec3 ch\u1ea1y, rotor v\u1eabn ph\u1ea3i \u0111\u01b0\u1ee3c ki\u1ec3m tra \u0111\u1ed9ng trong \u1ed5 c\u1ee7a ri\u00eang n\u00f3 \u2014 ch\u1ec9 ch\u1ea1y th\u1eb3ng tr\u00ean b\u0103ng \u0111\u1ed9c kh\u00f4ng ch\u1ee9ng minh n\u00f3 s\u1ebd ch\u1ea1y m\u1ecbn \u1edf t\u1ed1c \u0111\u1ed9. M\u1ed9t b\u1ed9 ph\u00e2n t\u00edch di \u0111\u1ed9ng hai k\u00eanh nh\u01b0 <a href=\"https:\/\/vibromera.eu\/vi\/san-pham\/balanset-1\/\">Balanset-1A<\/a> l\u00e0m cho \u0111i\u1ec1u n\u00e0y kh\u1ea3 thi t\u1ea1i hi\u1ec7n tr\u01b0\u1eddng: n\u00f3 n\u1eafm b\u1eaft vector l\u0103n ch\u1eadm, sau \u0111\u00f3 \u0111o 1\u00d7 <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/phase\/\">bi\u00ean \u0111\u1ed9 v\u00e0 pha<\/a> th\u00f4ng qua ph\u1ea1m vi t\u1ed1c \u0111\u1ed9 \u0111\u1ec3 m\u1ed9t k\u1ef9 s\u01b0 c\u00f3 th\u1ec3 t\u00e1ch b\u1ea5t k\u1ef3 th\u00e0nh ph\u1ea7n cong c\u00f2n l\u1ea1i n\u00e0o t\u1eeb m\u1ea5t c\u00e2n b\u1eb1ng kh\u1ed1i l\u01b0\u1ee3ng th\u1ef1c s\u1ef1. Ch\u1ec9 khi ch\u1ea1y th\u1eb3ng l\u0103n ch\u1eadm x\u00e1c nh\u1eadn tr\u1ee5c \u0111\u1ee7 th\u1eb3ng th\u00ec m\u1edbi c\u00f3 \u00fd ngh\u0129a khi ti\u1ebfn h\u00e0nh l\u1eafp \u0111\u1eb7t l\u1ea1i <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/balancing\/\">TH\u0102NG B\u1eb0NG<\/a> \u2014 t\u1ea1i th\u1eddi \u0111i\u1ec3m \u0111\u00f3 c\u00f9ng m\u1ed9t thi\u1ebft b\u1ecb t\u00ednh to\u00e1n <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/influence-coefficient\/\">h\u1ec7 s\u1ed1 \u1ea3nh h\u01b0\u1edfng<\/a> v\u00e0 x\u00e1c minh k\u1ebft qu\u1ea3 cu\u1ed1i c\u00f9ng so v\u1edbi m\u1ed9t <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/iso-21940-11\/\">Ti\u00eau chu\u1ea9n ISO 21940-11<\/a> c\u1ea5p c\u00e2n b\u1eb1ng. B\u1ea1n c\u00f3 th\u1ec3 t\u00ednh to\u00e1n tr\u01b0\u1edbc h\u1ea1n c\u1ea5p th\u1eb7ng d\u01b0 cho ph\u00e9p \u0111\u00f3 b\u1eb1ng <a href=\"https:\/\/vibromera.eu\/vi\/calculators\/residual-unbalance-iso1940\/\">C\u00f4ng c\u1ee5 t\u00ednh to\u00e1n \u0111\u1ed9 l\u1ec7ch d\u01b0 (ISO 21940-11)<\/a> tr\u01b0\u1edbc khi b\u1ea1n b\u1eaft \u0111\u1ea7u.<\/p>\n<h2>8. Chi\u1ebfn l\u01b0\u1ee3c ph\u00f2ng ng\u1eeba<\/h2>\n<p>Ng\u0103n ch\u1eb7n cong tr\u1ee5c r\u1ebb h\u01a1n v\u00e0 nhanh h\u01a1n nhi\u1ec1u so v\u1edbi s\u1eeda ch\u1eefa.<\/p>\n<h3>8.1 Thi\u1ebft k\u1ebf v\u00e0 S\u1ea3n xu\u1ea5t<\/h3>\n<ul>\n<li>S\u1eed d\u1ee5ng c\u00e1c quy tr\u00ecnh x\u1eed l\u00fd nhi\u1ec7t th\u00edch h\u1ee3p \u0111\u1ec3 gi\u1ea3m thi\u1ec3u \u1ee9ng su\u1ea5t d\u01b0.<\/li>\n<li>Thi\u1ebft k\u1ebf \u0111\u1ed9 c\u1ee9ng tr\u1ee5c ph\u00f9 h\u1ee3p cho \u1ee9ng d\u1ee5ng<\/li>\n<li>Ch\u1ec9 \u0111\u1ecbnh c\u00e1c v\u1eadt li\u1ec7u ph\u00f9 h\u1ee3p v\u1edbi m\u00f4i tr\u01b0\u1eddng nhi\u1ec7t \u0111\u1ed9.<\/li>\n<\/ul>\n<h3>8.2 L\u1eafp \u0111\u1eb7t v\u00e0 B\u1ea3o d\u01b0\u1ee1ng<\/h3>\n<ul>\n<li>Lu\u00f4n n\u00e2ng r\u00f4to b\u1eb1ng c\u00e1c \u0111i\u1ec3m n\u00e2ng \u0111\u01b0\u1ee3c ch\u1ec9 \u0111\u1ecbnh, kh\u00f4ng bao gi\u1edd n\u00e2ng b\u1eb1ng tr\u1ee5c<\/li>\n<li>L\u01b0u tr\u1eef rotor d\u1ef1 ph\u00f2ng v\u1edbi h\u1ed7 tr\u1ee3 th\u00edch h\u1ee3p \u0111\u1ec3 ng\u0103n ch\u1eb7n \u0111\u1ed9 d\u1ed1c \u2014 l\u00fd t\u01b0\u1edfng nh\u1ea5t l\u00e0 quay \u0111\u1ecbnh k\u1ef3 ho\u1eb7c h\u1ed7 tr\u1ee3 g\u1ea7n c\u00e1c tr\u1ee5c ch\u00ednh.<\/li>\n<li>Tr\u00e1nh va ch\u1ea1m c\u01a1 h\u1ecdc trong qu\u00e1 tr\u00ecnh x\u1eed l\u00fd.<\/li>\n<li>Ki\u1ec3m tra \u0111\u1ed9 th\u1eb3ng c\u1ee7a tr\u1ee5c \u0111\u1ecbnh k\u1ef3 (h\u00e0ng n\u0103m ho\u1eb7c theo l\u1ecbch tr\u00ecnh c\u1ee7a nh\u00e0 s\u1ea3n xu\u1ea5t&#8217;s).<\/li>\n<\/ul>\n<h3>8.3 V\u1eadn h\u00e0nh<\/h3>\n<ul>\n<li>Tu\u00e2n theo c\u00e1c quy tr\u00ecnh kh\u1edfi \u0111\u1ed9ng n\u00f3ng v\u00e0 t\u1eaft c\u1ee7a nh\u00e0 s\u1ea3n xu\u1ea5t&#8217;s.<\/li>\n<li>Tr\u00e1nh nh\u1eefng thay \u0111\u1ed5i nhi\u1ec7t \u0111\u1ed9 nhanh ch\u00f3ng.<\/li>\n<li>Gi\u00e1m s\u00e1t c\u00e1c d\u1ea5u hi\u1ec7u c\u1ee7a cong nhi\u1ec7t \u0111\u1ed9 trong qu\u00e1 tr\u00ecnh kh\u1edfi \u0111\u1ed9ng.<\/li>\n<li>\u0110i\u1ec1u tra m\u1ecdi thay \u0111\u1ed5i kh\u00f4ng gi\u1ea3i th\u00edch \u0111\u01b0\u1ee3c v\u1ec1 pha rung \u0111\u1ed9ng ngay l\u1eadp t\u1ee9c.<\/li>\n<\/ul>\n<h2>9. \u1ea2nh h\u01b0\u1edfng \u0111\u1ebfn Quy tr\u00ecnh C\u00e2n b\u1eb1ng<\/h2>\n<p>C\u1ed1 g\u1eafng c\u00e2n b\u1eb1ng tr\u1ee5c cong th\u01b0\u1eddng l\u00e0 v\u00f4 hi\u1ec7u v\u00e0 c\u00f3 th\u1ec3 ho\u1ea1t \u0111\u1ed9ng ng\u01b0\u1ee3c l\u1ea1i t\u00edch c\u1ef1c:<\/p>\n<ul>\n<li><strong>C\u00e1c s\u1eeda ch\u1eefa kh\u00f4ng hi\u1ec7u qu\u1ea3:<\/strong> c\u00e1c tr\u1ecdng s\u1ed1 \u0111\u01b0\u1ee3c t\u00ednh to\u00e1n cho kh\u1ed1i l\u01b0\u1ee3ng kh\u00f4ng c\u00e2n b\u1eb1ng kh\u00f4ng th\u1ec3 s\u1eeda ch\u1eefa cong h\u00ecnh h\u1ecdc.<\/li>\n<li><strong>Che gi\u1ea5u v\u1ea5n \u0111\u1ec1:<\/strong> c\u00e2n b\u1eb1ng m\u1ed9t ph\u1ea7n &#8220;th\u00e0nh c\u00f4ng&#8221; c\u1ee7a tr\u1ee5c cong c\u00f3 th\u1ec3 gi\u1ea3m rung \u0111\u1ed9ng trong th\u1eddi gian ng\u1eafn trong khi \u0111\u1ec3 l\u1ea1i khi\u1ebfm khuy\u1ebft th\u1ef1c t\u1ebf \u2014 v\u00e0 t\u1ea3i tr\u1ee5c ch\u00ednh c\u1ee7a n\u00f3 \u2014 kh\u00f4ng thay \u0111\u1ed5i.<\/li>\n<li><strong>Th\u1eddi gian l\u00e3ng ph\u00ed:<\/strong> c\u00e1c l\u1ea7n ch\u1ea1y c\u00e2n b\u1eb1ng l\u1eb7p \u0111i l\u1eb7p l\u1ea1i t\u1eeb ch\u1ed1i h\u1ed9i t\u1ee5 ch\u00ednh l\u00e0 l\u00e1 c\u1edd \u0111\u1ecf cho cong.<\/li>\n<li><strong>Thi\u1ec7t h\u1ea1i ti\u1ec1m \u1ea9n:<\/strong> x\u1ebfp ch\u1ed3ng c\u00e1c tr\u1ecdng s\u1ed1 s\u1eeda ch\u1eefa l\u1edbn l\u00ean tr\u1ee5c cong l\u00e0m t\u0103ng \u1ee9ng su\u1ea5t v\u00e0 c\u00f3 th\u1ec3 th\u00fac \u0111\u1ea9y thi\u1ec7t h\u1ea1i th\u00eam ho\u1eb7c th\u1eadm ch\u00ed n\u1ee9t m\u1ecfi.<\/li>\n<\/ul>\n<p><strong>Th\u1ef1c h\u00e0nh t\u1ed1t nh\u1ea5t:<\/strong> lu\u00f4n ki\u1ec3m tra \u0111\u1ed9 cong c\u1ee7a tr\u1ee5c tr\u01b0\u1edbc khi b\u1eaft \u0111\u1ea7u c\u00e2n b\u1eb1ng, \u0111\u1eb7c bi\u1ec7t n\u1ebfu rotor c\u00f3 b\u1ea5t k\u1ef3 l\u1ecbch s\u1eed x\u1eed l\u00fd th\u00f4 b\u1ea1o, s\u1ef1 ki\u1ec7n nhi\u1ec7t, ho\u1eb7c rung \u0111\u1ed9ng m\u00e0 kh\u00f4ng ai c\u00f3 th\u1ec3 gi\u1ea3i th\u00edch \u0111\u01b0\u1ee3c. M\u1ed9t l\u1ea7n ki\u1ec3m tra ch\u1ea1y ch\u1eadm hai ph\u00fat c\u00f3 th\u1ec3 ti\u1ebft ki\u1ec7m \u0111\u01b0\u1ee3c m\u1ed9t bu\u1ed5i chi\u1ec1u b\u1ecb l\u00e3ng ph\u00ed v\u00e0 m\u1ed9t tr\u1ee5c b\u1ecb h\u01b0 h\u1ecfng.<\/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 \u0111\u1ed9 cong tr\u1ee5c, \u0111\u1ed9 cong v\u0129nh vi\u1ec5n ho\u1eb7c t\u1ea1m th\u1eddi \u1edf tr\u1ee5c r\u00f4to g\u00e2y ra c\u00e1c tri\u1ec7u ch\u1ee9ng rung t\u01b0\u01a1ng t\u1ef1 nh\u01b0 m\u1ea5t c\u00e2n b\u1eb1ng nh\u01b0ng \u0111\u00f2i h\u1ecfi c\u00e1c ph\u01b0\u01a1ng ph\u00e1p ch\u1ea9n \u0111o\u00e1n v\u00e0 kh\u1eafc ph\u1ee5c kh\u00e1c nhau.<\/p>","protected":false},"featured_media":0,"template":"","meta":{"ai_generated_summary":"","footnotes":""},"categories":[109,110],"tags":[],"class_list":["post-232","glossary","type-glossary","status-publish","hentry","category-glossary","category-vibration-diagnostics"],"_links":{"self":[{"href":"https:\/\/vibromera.eu\/vi\/wp-json\/wp\/v2\/glossary\/232","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\/232\/revisions"}],"predecessor-version":[{"id":101458,"href":"https:\/\/vibromera.eu\/vi\/wp-json\/wp\/v2\/glossary\/232\/revisions\/101458"}],"wp:attachment":[{"href":"https:\/\/vibromera.eu\/vi\/wp-json\/wp\/v2\/media?parent=232"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vibromera.eu\/vi\/wp-json\/wp\/v2\/categories?post=232"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vibromera.eu\/vi\/wp-json\/wp\/v2\/tags?post=232"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}