{"id":173,"date":"2025-10-31T00:25:51","date_gmt":"2025-10-31T00:25:51","guid":{"rendered":"https:\/\/vibromera.eu\/glossary\/nodal-point\/"},"modified":"2026-07-03T10:09:35","modified_gmt":"2026-07-03T10:09:35","slug":"nodal-point","status":"publish","type":"glossary","link":"https:\/\/vibromera.eu\/vi\/glossary\/nodal-point\/","title":{"rendered":"\u0110i\u1ec3m n\u00fat trong dao \u0111\u1ed9ng rotor l\u00e0 g\u00ec?"},"content":{"rendered":"<h1>Hi\u1ec3u v\u1ec1 c\u00e1c \u0111i\u1ec3m n\u00fat trong rung \u0111\u1ed9ng c\u1ee7a r\u00f4to<\/h1>\n\t\t<section class=\"woocommerce hestia-shop products is-shortcode\" id=\"products\" data-sorder=\"hestia_shop\" >\n\t\t\t\t\t\t<div class=\"\">\n\t\t\t\t\t\t<div class=\"hestia-shop-content\">\n\t\t\t<div class=\"row\" data-aos=\"fade-up\" >\t\t\t\t\t<div class=\"col-ms-6 col-sm-6 col-md-3 shop-item\">\n\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/vi\/product\/balanset-1\/\" class=\"woocommerce-LoopProduct-link woocommerce-loop-product__link\">\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"card-image\">\n\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/vi\/product\/balanset-1\/\" title=\"M\u00e1y c\u00e2n b\u1eb1ng di \u0111\u1ed9ng &amp; M\u00e1y ph\u00e2n t\u00edch rung \u0111\u1ed9ng Balanset-1A\">\n\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"230\" height=\"153\" src=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/09\/77-e1693745667801-230x153.webp\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"B\u1ed9 \u0111\u1ea7y \u0111\u1ee7 m\u00e1y c\u00e2n b\u1eb1ng v\u00e0 ph\u00e2n t\u00edch rung \u0111\u1ed9ng c\u1ea7m tay Balanset-1A\" srcset=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/09\/77-e1693745667801-230x153.webp 230w, https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/09\/77-e1693745667801-18x12.webp 18w, https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/09\/77-e1693745667801-360x240.webp 360w, https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/09\/77-e1693745667801-272x182.webp 272w\" sizes=\"auto, (max-width: 230px) 100vw, 230px\" \/>\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<div class=\"ripple-container\"><\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"content\">\n\t\t\t\t\t\t\t\t<span class=\"category\"><a href=\"https:\/\/vibromera.eu\/vi\/product-category\/devices\/\" rel=\"tag\">Thi\u1ebft b\u1ecb<\/a><\/span>\n\t\t\t\t\t\t\t\t<h4 class=\"card-title\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"shop-item-title-link\" href=\"https:\/\/vibromera.eu\/vi\/product\/balanset-1\/\" title=\"M\u00e1y c\u00e2n b\u1eb1ng di \u0111\u1ed9ng &amp; M\u00e1y ph\u00e2n t\u00edch rung \u0111\u1ed9ng Balanset-1A\">M\u00e1y c\u00e2n b\u1eb1ng di \u0111\u1ed9ng &amp; M\u00e1y ph\u00e2n t\u00edch rung \u0111\u1ed9ng Balanset-1A<\/a>\n\n\t\t\t\t\t\t\t\t<\/h4>\n\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t<div class=\"footer\">\n\n\t\t\t\t\t\t\t\t\t<div class=\"price\"><h4><span class=\"woocommerce-Price-amount amount\"><span class=\"woocommerce-Price-currencySymbol\">\u20ac<\/span>1,975.00<\/span> + Thu\u1ebf GTGT (n\u1ebfu c\u00f3)<\/h4><\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"stats\">\n\t\t\t\t\t\t\t\t\t\t<a rel=\"nofollow\" href=\"\/vi\/wp-json\/wp\/v2\/glossary\/173?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\/173?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\/173?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\/173?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\/173?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\/173?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\/173?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\/173?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\/173?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\/173?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\/173?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\/173?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\/173?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\/173?add-to-cart=4193\" aria-describedby=\"woocommerce_loop_add_to_cart_link_describedby_4193\" data-quantity=\"1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart\" data-product_id=\"4193\" data-product_sku=\"BS-1OEM\" aria-label=\"Th\u00eam v\u00e0o gi\u1ecf h\u00e0ng: \u201cDynamic balancer \u201cBalanset-1A\u201d OEM\u201d\" rel=\"nofollow\" data-success_message=\"\u201cDynamic balancer \u201cBalanset-1A\u201d OEM\u201d \u0111\u00e3 \u0111\u01b0\u1ee3c th\u00eam v\u00e0o gi\u1ecf h\u00e0ng c\u1ee7a b\u1ea1n\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Th\u00eam v\u00e0o gi\u1ecf h\u00e0ng<\/a>\t<span id=\"woocommerce_loop_add_to_cart_link_describedby_4193\" class=\"screen-reader-text\">\n\t\t\t<\/span>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/section>\n\t\t\n<p>A <strong>\u0111i\u1ec3m n\u00fat<\/strong> \u2014 c\u00f2n g\u1ecdi l\u00e0 m\u1ed9t n\u00fat, ho\u1eb7c m\u1ed9t \u0111\u01b0\u1eddng n\u00fat khi chuy\u1ec3n \u0111\u1ed9ng \u0111\u01b0\u1ee3c xem b\u1eb1ng ba chi\u1ec1u \u2014 l\u00e0 m\u1ed9t v\u1ecb tr\u00ed c\u1ee5 th\u1ec3 d\u1ecdc theo m\u1ed9t <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/rotor\/\">r\u00f4to<\/a> n\u01a1i m\u00e0 <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/displacement\/\">s\u1ef1 d\u1ecbch chuy\u1ec3n<\/a> v\u1eabn b\u1eb1ng kh\u00f4ng trong khi rotor rung \u0111\u1ed9ng \u1edf m\u1ed9t t\u1ea7n s\u1ed1 c\u1ee5 th\u1ec3 <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/natural-frequency\/\">t\u1ea7n s\u1ed1 t\u1ef1 nhi\u00ean<\/a>. Ngay c\u1ea3 khi ph\u1ea7n c\u00f2n l\u1ea1i c\u1ee7a tr\u1ee5c cong v\u00e0 qu\u00e9t qua chuy\u1ec3n \u0111\u1ed9ng c\u1ee7a n\u00f3, \u0111i\u1ec3m n\u00fat v\u1eabn gi\u1eef nguy\u00ean v\u1ecb tr\u00ed t\u01b0\u01a1ng \u0111\u1ed1i so v\u1edbi v\u1ecb tr\u00ed trung t\u00ednh c\u1ee7a tr\u1ee5c. C\u00e1c \u0111i\u1ec3m n\u00fat l\u00e0 nh\u1eefng \u0111\u1eb7c tr\u01b0ng c\u01a1 b\u1ea3n c\u1ee7a <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/mode-shape\/\">h\u00ecnh d\u1ea1ng ch\u1ebf \u0111\u1ed9<\/a>, v\u00e0 bi\u1ebft ch\u00fang \u1edf \u0111\u00e2u l\u00e0 y\u1ebfu t\u1ed1 quy\u1ebft \u0111\u1ecbnh cho <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/rotor-dynamics\/\">\u0111\u1ed9ng l\u1ef1c h\u1ecdc r\u00f4to<\/a> ph\u00e2n t\u00edch rung \u0111\u1ed9ng, cho <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/balancing\/\">c\u00e2n b\u1eb1ng<\/a> chi\u1ebfn l\u01b0\u1ee3c c\u00e2n b\u1eb1ng, v\u00e0 \u0111\u1ec3 quy\u1ebft \u0111\u1ecbnh n\u01a1i l\u1eafp \u0111\u1eb7t c\u00e1c c\u1ea3m bi\u1ebfn rung \u0111\u1ed9ng. N\u1ebfu t\u00ednh sai ch\u00fang, c\u00f4ng vi\u1ec7c c\u00e2n b\u1eb1ng s\u1ebd th\u1ea5t b\u1ea1i ho\u1eb7c h\u1ec7 th\u1ed1ng gi\u00e1m s\u00e1t s\u1ebd m\u00f9 qu\u00e1ng tr\u01b0\u1edbc rung \u0111\u1ed9ng th\u1ef1c t\u1ebf; n\u1ebfu hi\u1ec3u ch\u00fang, c\u1ea3 hai tr\u1edf n\u00ean \u0111\u01a1n gi\u1ea3n.<\/p>\n<h2>1. C\u00e1c \u0110i\u1ec3m N\u00fat trong C\u00e1c Ch\u1ebf \u0111\u1ed9 Rung \u0111\u1ed9ng Kh\u00e1c nhau<\/h2>\n<p>M\u1ed7i ch\u1ebf \u0111\u1ed9 c\u1ee7a m\u1ed9t tr\u1ee5c c\u00f3 m\u00f4 h\u00ecnh n\u00fat v\u00e0 ph\u1ea3n n\u00fat ri\u00eang, tr\u1edf n\u00ean ph\u1ee9c t\u1ea1p h\u01a1n khi s\u1ed1 ch\u1ebf \u0111\u1ed9 t\u0103ng l\u00ean.<\/p>\n<h3>Ch\u1ebf \u0111\u1ed9 u\u1ed1n \u0111\u1ea7u ti\u00ean<\/h3>\n<p>Ch\u1ebf \u0111\u1ed9 u\u1ed1n cong (c\u01a1 b\u1ea3n) \u0111\u1ea7u ti\u00ean th\u01b0\u1eddng c\u00f3:<\/p>\n<ul>\n<li><strong>kh\u00f4ng c\u00f3 n\u00fat b\u00ean trong<\/strong> \u2014 kh\u00f4ng c\u00f3 \u0111i\u1ec3m \u0111\u1ed9 v\u00f5ng b\u1eb1ng kh\u00f4ng d\u1ecdc theo tr\u1ee5c tr\u1ee5c;<\/li>\n<li><strong>c\u00e1c v\u1ecb tr\u00ed \u1ed5 tr\u1ee5c nh\u01b0 c\u00e1c n\u00fat x\u1ea5p x\u1ec9<\/strong> \u2014 trong b\u1ed1 tr\u00ed \u0111\u01a1n gi\u1ea3n, c\u00e1c \u1ed5 c\u1ea7u ho\u1ea1t \u0111\u1ed9ng nh\u01b0 c\u00e1c \u0111i\u1ec3m g\u1ea7n n\u00fat;<\/li>\n<li><strong>\u0111\u1ed9 v\u00f5ng l\u1edbn nh\u1ea5t<\/strong> g\u1ea7n gi\u1eefa kho\u1ea3ng c\u00e1ch gi\u1eefa c\u00e1c \u1ed5 c\u1ea7u; v\u00e0<\/li>\n<li><strong>m\u1ed9t d\u1ea1ng cung \u0111\u01a1n gi\u1ea3n<\/strong> \u2014 tr\u1ee5c cong th\u00e0nh m\u1ed9t \u0111\u01b0\u1eddng cong m\u1ecbn duy nh\u1ea5t.<\/li>\n<\/ul>\n<h3>Ch\u1ebf \u0111\u1ed9 u\u1ed1n th\u1ee9 hai<\/h3>\n<p>Ch\u1ebf \u0111\u1ed9 th\u1ee9 hai c\u00f3 m\u00f4 h\u00ecnh ph\u1ee9c t\u1ea1p h\u01a1n:<\/p>\n<ul>\n<li><strong>m\u1ed9t n\u00fat b\u00ean trong<\/strong> \u2014 m\u1ed9t \u0111i\u1ec3m duy nh\u1ea5t, th\u01b0\u1eddng \u1edf g\u1ea7n gi\u1eefa kho\u1ea3ng c\u00e1ch, n\u01a1i \u0111\u1ed9 v\u00f5ng b\u1eb1ng kh\u00f4ng;<\/li>\n<li><strong>m\u1ed9t \u0111\u01b0\u1eddng cong ch\u1eef S<\/strong> \u2014 tr\u1ee5c cong theo c\u00e1c h\u01b0\u1edbng \u0111\u1ed1i l\u1eadp \u1edf hai b\u00ean c\u1ee7a n\u00fat;<\/li>\n<li><strong>hai \u0111i\u1ec3m b\u1ee5ng s\u00f3ng<\/strong> \u2014 \u0111\u1ed9 v\u00f5ng c\u1ef1c \u0111\u1ea1i \u1edf m\u1ed7i b\u00ean c\u1ee7a n\u00fat; v\u00e0<\/li>\n<li><strong>t\u1ea7n s\u1ed1 cao h\u01a1n<\/strong> \u2014 t\u1ea7n s\u1ed1 t\u1ef1 nhi\u00ean c\u1ee7a n\u00f3 cao h\u01a1n nhi\u1ec1u so v\u1edbi ch\u1ebf \u0111\u1ed9 \u0111\u1ea7u ti\u00ean.<\/li>\n<\/ul>\n<h3>Ch\u1ebf \u0111\u1ed9 th\u1ee9 ba v\u00e0 cao h\u01a1n<\/h3>\n<ul>\n<li><strong>d\u1ea1ng dao \u0111\u1ed9ng th\u1ee9 ba:<\/strong> hai \u0111i\u1ec3m n\u00fat b\u00ean trong v\u00e0 ba ph\u1ea3n n\u00fat;<\/li>\n<li><strong>ch\u1ebf \u0111\u1ed9 th\u1ee9 t\u01b0:<\/strong> ba \u0111i\u1ec3m n\u00fat v\u00e0 b\u1ed1n ph\u1ea3n n\u00fat;<\/li>\n<li><strong>quy t\u1eafc chung:<\/strong> ch\u1ebf \u0111\u1ed9 N c\u00f3 (N \u2212 1) \u0111i\u1ec3m n\u00fat n\u1ed9i t\u1ea1i; v\u00e0<\/li>\n<li><strong>\u0111\u1ed9 ph\u1ee9c t\u1ea1p t\u0103ng d\u1ea7n:<\/strong> c\u00e1c mode cao h\u01a1n cho th\u1ea5y c\u00e1c d\u1ea1ng s\u00f3ng ng\u00e0y c\u00e0ng ph\u1ee9c t\u1ea1p.<\/li>\n<\/ul>\n<h2>2. \u00dd Ngh\u0129a V\u1eadt L\u00fd c\u1ee7a C\u00e1c \u0110i\u1ec3m N\u00fat<\/h2>\n<h3>\u0110\u1ed9 v\u00f5ng b\u1eb1ng kh\u00f4ng \u2014 nh\u01b0ng \u1ee9ng su\u1ea5t c\u1ef1c \u0111\u1ea1i<\/h3>\n<p>T\u1ea1i m\u1ed9t \u0111i\u1ec3m n\u00fat, trong qu\u00e1 tr\u00ecnh rung \u0111\u1ed9ng \u1edf t\u1ea7n s\u1ed1 c\u01a1 b\u1ea3n c\u1ee7a ch\u1ebf \u0111\u1ed9 \u0111\u00f3:<\/p>\n<ul>\n<li>chuy\u1ec3n v\u1ecb ngang l\u00e0 b\u1eb1ng kh\u00f4ng v\u00e0 tr\u1ee5c quay \u0111i qua tr\u1ee5c trung t\u00ednh c\u1ee7a n\u00f3;<\/li>\n<li>tuy nhi\u00ean \u1ee9ng su\u1ea5t u\u1ed1n th\u01b0\u1eddng \u1edf m\u1ee9c t\u1ed1i \u0111a, v\u00ec \u0111\u1ed9 d\u1ed1c c\u1ee7a \u0111\u01b0\u1eddng cong bi\u1ebfn d\u1ea1ng \u1edf \u0111\u00f3 l\u00e0 d\u1ed1c nh\u1ea5t; v\u00e0<\/li>\n<li>l\u1ef1c c\u1eaft c\u0169ng l\u1edbn nh\u1ea5t t\u1ea1i \u0111i\u1ec3m n\u00fat.<\/li>\n<\/ul>\n<p>S\u1ef1 k\u1ebft h\u1ee3p ph\u1ea3n tr\u1ef1c quan n\u00e0y \u2014 chuy\u1ec3n \u0111\u1ed9ng t\u1ed1i thi\u1ec3u, \u1ee9ng su\u1ea5t t\u1ed1i \u0111a \u2014 l\u00e0 l\u00fd do t\u1ea1i sao m\u1ed9t \u0111i\u1ec3m n\u00fat c\u00f3 th\u1ec3 l\u00e0 v\u1ecb tr\u00ed h\u1ed7 tr\u1ee3 tuy\u1ec7t v\u1eddi nh\u01b0ng l\u00e0 n\u01a1i k\u00e9m \u0111\u1ec3 \u0111\u00e1nh gi\u00e1 s\u1ee9c kh\u1ecfe c\u1ee7a rotor ch\u1ec9 d\u1ef1a v\u00e0o chuy\u1ec3n \u0111\u1ed9ng.<\/p>\n<h3>\u0110\u1ed9 nh\u1ea1y b\u1eb1ng kh\u00f4ng<\/h3>\n<p>M\u1ed9t l\u1ef1c ho\u1eb7c kh\u1ed1i l\u01b0\u1ee3ng t\u00e1c d\u1ee5ng t\u1ea1i m\u1ed9t \u0111i\u1ec3m n\u00fat c\u00f3 \u1ea3nh h\u01b0\u1edfng t\u1ed1i thi\u1ec3u \u0111\u1ebfn ch\u1ebf \u0111\u1ed9 c\u1ee5 th\u1ec3 \u0111\u00f3:<\/p>\n<ul>\n<li>th\u00eam v\u00e0o <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/correction-weight\/\">kh\u1ed1i l\u01b0\u1ee3ng hi\u1ec7u ch\u1ec9nh<\/a> t\u1ea1i m\u1ed9t \u0111i\u1ec3m n\u00fat c\u00f3 \u00edt t\u00e1c d\u1ee5ng \u0111\u1ec3 c\u00e2n b\u1eb1ng ch\u1ebf \u0111\u1ed9 \u0111\u00f3;<\/li>\n<li>c\u1ea3m bi\u1ebfn \u0111\u1eb7t t\u1ea1i m\u1ed9t \u0111i\u1ec3m n\u00fat ph\u00e1t hi\u1ec7n rung \u0111\u1ed9ng t\u1ed1i thi\u1ec3u cho ch\u1ebf \u0111\u1ed9 \u0111\u00f3; v\u00e0<\/li>\n<li>m\u1ed9t h\u1ed7 tr\u1ee3 ho\u1eb7c r\u00e0ng bu\u1ed9c t\u1ea1i m\u1ed9t \u0111i\u1ec3m n\u00fat h\u1ea7u nh\u01b0 kh\u00f4ng thay \u0111\u1ed5i t\u1ea7n s\u1ed1 c\u01a1 b\u1ea3n c\u1ee7a ch\u1ebf \u0111\u1ed9.<\/li>\n<\/ul>\n<h2>3. \u00dd Ngh\u0129a Th\u1ef1c T\u1ebf cho C\u00e2n B\u1eb1ng<\/h2>\n<h3>L\u1ef1a ch\u1ecdn m\u1eb7t ph\u1eb3ng hi\u1ec7u ch\u1ec9nh<\/h3>\n<p>Bi\u1ebft v\u1ecb tr\u00ed c\u1ee7a c\u00e1c \u0111i\u1ec3m n\u00fat h\u01b0\u1edbng d\u1eabn to\u00e0n b\u1ed9 ph\u01b0\u01a1ng ph\u00e1p c\u00e2n b\u1eb1ng, v\u00e0 n\u00f3 kh\u00e1c bi\u1ec7t r\u00f5 r\u1ec7t gi\u1eefa c\u00e1c rotor c\u1ee9ng v\u00e0 linh ho\u1ea1t.<\/p>\n<h4>D\u00e0nh cho r\u00f4to c\u1ee9ng<\/h4>\n<ul>\n<li>ch\u00fang ho\u1ea1t \u0111\u1ed9ng d\u01b0\u1edbi t\u1ed1c \u0111\u1ed9 t\u1edbi h\u1ea1n th\u1ee9 nh\u1ea5t;<\/li>\n<li>ch\u1ebf \u0111\u1ed9 \u0111\u1ea7u ti\u00ean kh\u00f4ng b\u1ecb k\u00edch th\u00edch \u0111\u00e1ng k\u1ec3;<\/li>\n<li>ti\u00eau chu\u1ea9n <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/two-plane-balancing\/\">c\u00e2n b\u1eb1ng hai m\u1eb7t ph\u1eb3ng<\/a> g\u1ea7n c\u00e1c \u0111\u1ea7u rotor l\u00e0 hi\u1ec7u qu\u1ea3; v\u00e0<\/li>\n<li>c\u00e1c \u0111i\u1ec3m n\u00fat kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed1i quan t\u00e2m ch\u00ednh.<\/li>\n<\/ul>\n<h4>D\u00e0nh cho R\u00f4to linh ho\u1ea1t<\/h4>\n<ul>\n<li>ch\u00fang v\u1eadn h\u00e0nh qua ho\u1eb7c tr\u00ean c\u00e1c t\u1ed1c \u0111\u1ed9 t\u1edbi h\u1ea1n;<\/li>\n<li>c\u00e1c d\u1ea1ng ch\u1ebf \u0111\u1ed9 v\u00e0 \u0111i\u1ec3m n\u00fat ph\u1ea3i \u0111\u01b0\u1ee3c xem x\u00e9t;<\/li>\n<li><strong>hi\u1ec7u qu\u1ea3 <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/correction-plane\/\">m\u1eb7t ph\u1eb3ng hi\u1ec7u ch\u1ec9nh<\/a><\/strong> n\u1eb1m \u1edf ho\u1eb7c g\u1ea7n c\u00e1c ph\u1ea3n n\u00fat \u2014 c\u00e1c \u0111i\u1ec3m bi\u1ebfn d\u1ea1ng c\u1ef1c \u0111\u1ea1i;<\/li>\n<li><strong>c\u00e1c v\u1ecb tr\u00ed kh\u00f4ng hi\u1ec7u qu\u1ea3<\/strong> l\u00e0 c\u00e1c m\u1eb7t ph\u1eb3ng hi\u1ec7u ch\u1ec9nh \u1edf ho\u1eb7c g\u1ea7n m\u1ed9t \u0111i\u1ec3m n\u00fat, h\u1ea7u nh\u01b0 kh\u00f4ng \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn ch\u1ebf \u0111\u1ed9 \u0111\u00f3; v\u00e0<\/li>\n<li><strong><a href=\"https:\/\/vibromera.eu\/vi\/glossary\/modal-balancing\/\">c\u00e2n b\u1eb1ng ph\u01b0\u01a1ng th\u1ee9c<\/a><\/strong> T\u00ednh to\u00e1n r\u00f5 r\u00e0ng c\u00e1c v\u1ecb tr\u00ed \u0111i\u1ec3m n\u00fat khi ph\u00e2n ph\u1ed1i tr\u1ecdng s\u1ed1 hi\u1ec7u ch\u1ec9nh<\/li>\n<\/ul>\n<h3>V\u00ed d\u1ee5: C\u00e2n b\u1eb1ng mode th\u1ee9 hai<\/h3>\n<p>Xem x\u00e9t m\u1ed9t tr\u1ee5c d\u00e0i linh ho\u1ea1t ch\u1ea1y ph\u00eda tr\u00ean t\u1ed1c \u0111\u1ed9 t\u1edbi h\u1ea1n \u0111\u1ea7u ti\u00ean c\u1ee7a n\u00f3, k\u00edch th\u00edch ch\u1ebf \u0111\u1ed9 th\u1ee9 hai:<\/p>\n<ul>\n<li>ch\u1ebf \u0111\u1ed9 th\u1ee9 hai c\u00f3 m\u1ed9t \u0111i\u1ec3m n\u00fat g\u1ea7n gi\u1eefa nh\u1ecbp;<\/li>\n<li>\u0111\u1eb7t to\u00e0n b\u1ed9 kh\u1ed1i l\u01b0\u1ee3ng hi\u1ec7u ch\u1ec9nh g\u1ea7n gi\u1eefa nh\u1ecbp &mdash; tr\u00ean n\u00fat &mdash; s\u1ebd kh\u00f4ng hi\u1ec7u qu\u1ea3;<\/li>\n<li>chi\u1ebfn l\u01b0\u1ee3c t\u1ed1i \u01b0u l\u00e0 \u0111\u1eb7t c\u00e1c hi\u1ec7u ch\u1ec9nh t\u1ea1i hai n\u00fat ch\u1ed1ng, m\u1ed7i n\u00fat m\u1ed9t b\u00ean c\u1ee7a n\u00fat; v\u00e0<\/li>\n<li>m\u00f4 h\u00ecnh ph\u00e2n b\u1ed1 kh\u1ed1i l\u01b0\u1ee3ng ph\u1ea3i ph\u00f9 h\u1ee3p v\u1edbi h\u00ecnh d\u1ea1ng ch\u1ebf \u0111\u1ed9 th\u1ee9 hai \u0111\u1ec3 c\u00e2n b\u1eb1ng ho\u1ea1t \u0111\u1ed9ng \u0111\u01b0\u1ee3c.<\/li>\n<\/ul>\n<h2>4. C\u00e1c c\u00e2n nh\u1eafc v\u1ec1 v\u1ecb tr\u00ed \u0111\u1eb7t c\u1ea3m bi\u1ebfn<\/h2>\n<h3>Chi\u1ebfn l\u01b0\u1ee3c \u0111o rung \u0111\u1ed9ng<\/h3>\n<p>C\u00e1c \u0111i\u1ec3m n\u00fat c\u00f3 \u1ea3nh h\u01b0\u1edfng quy\u1ebft \u0111\u1ecbnh \u0111\u1ebfn <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/vibration-monitoring\/\">gi\u00e1m s\u00e1t rung \u0111\u1ed9ng<\/a>.<\/p>\n<h4>Tr\u00e1nh c\u00e1c v\u1ecb tr\u00ed n\u00fat<\/h4>\n<ul>\n<li>c\u1ea3m bi\u1ebfn t\u1ea1i n\u00fat ph\u00e1t hi\u1ec7n rung \u0111\u1ed9ng t\u1ed1i thi\u1ec3u cho ch\u1ebf \u0111\u1ed9 \u0111\u00f3;<\/li>\n<li>n\u00f3 c\u00f3 th\u1ec3 b\u1ecf l\u1ee1 m\u1ed9t v\u1ea5n \u0111\u1ec1 rung \u0111\u1ed9ng nghi\u00eam tr\u1ecdng n\u1ebfu n\u00f3 l\u00e0 \u0111i\u1ec3m \u0111o l\u01b0\u1eddng duy nh\u1ea5t; v\u00e0<\/li>\n<li>C\u00f3 th\u1ec3 \u0111\u01b0a ra \u1ea5n t\u01b0\u1ee3ng sai l\u1ec7ch v\u1ec1 m\u1ee9c \u0111\u1ed9 rung \u0111\u1ed9ng ch\u1ea5p nh\u1eadn \u0111\u01b0\u1ee3c<\/li>\n<\/ul>\n<h4>V\u1ecb tr\u00ed Antinode m\u1ee5c ti\u00eau<\/h4>\n<ul>\n<li>c\u00e1c n\u00fat ch\u1ed1ng th\u1ec3 hi\u1ec7n bi\u00ean \u0111\u1ed9 rung \u0111\u1ed9ng c\u1ef1c \u0111\u1ea1i;<\/li>\n<li>ch\u00fang l\u00e0 nh\u1eefng n\u01a1i nh\u1ea1y c\u1ea3m nh\u1ea5t v\u1edbi v\u1ea5n \u0111\u1ec1 \u0111ang ph\u00e1t tri\u1ec3n;<\/li>\n<li>\u0111\u1ed1i v\u1edbi mode th\u1ee9 nh\u1ea5t c\u1ee7a r\u00f4to g\u1ed1i \u0111\u1ee1 \u0111\u01a1n gi\u1ea3n, b\u1ee5ng dao \u0111\u1ed9ng n\u1eb1m g\u1ea7n gi\u1eefa nh\u1ecbp (c\u00e1c \u1ed5 tr\u1ee5c \u1edf g\u1ea7n n\u00fat dao \u0111\u1ed9ng); tr\u00ean th\u1ef1c t\u1ebf, gi\u00e1m s\u00e1t m\u00e1y v\u1eabn th\u01b0\u1eddng \u0111o t\u1ea1i v\u1ecf \u1ed5 tr\u1ee5c v\u00ec \u0111\u00f3 l\u00e0 c\u00e1c v\u1ecb tr\u00ed l\u1eafp ti\u00eau chu\u1ea9n, d\u1ec5 ti\u1ebfp c\u1eadn; v\u00e0<\/li>\n<li>\u0111\u1ed1i v\u1edbi c\u00e1c ch\u1ebf \u0111\u1ed9 b\u1eadc cao h\u01a1n, c\u00f3 th\u1ec3 c\u1ea7n c\u00e1c \u0111i\u1ec3m \u0111o l\u01b0\u1eddng trung gian.<\/li>\n<\/ul>\n<h4>Nhi\u1ec1u \u0111i\u1ec3m \u0111o<\/h4>\n<ul>\n<li>\u0110\u1ed1i v\u1edbi r\u00f4to linh ho\u1ea1t, h\u00e3y \u0111o \u1edf nhi\u1ec1u v\u1ecb tr\u00ed tr\u1ee5c<\/li>\n<li>\u0111i\u1ec1u n\u00e0y \u0111\u1ea3m b\u1ea3o kh\u00f4ng c\u00f3 ch\u1ebf \u0111\u1ed9 n\u00e0o b\u1ecb b\u1ecf l\u1ee1 v\u00ec m\u1ed9t c\u1ea3m bi\u1ebfn t\u00ecnh c\u1edd n\u1eb1m tr\u00ean m\u1ed9t n\u00fat;<\/li>\n<li>n\u00f3 cho ph\u00e9p c\u00e1c h\u00ecnh d\u1ea1ng ch\u1ebf \u0111\u1ed9 \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh th\u1ef1c nghi\u1ec7m; v\u00e0<\/li>\n<li><a href=\"https:\/\/vibromera.eu\/vi\/glossary\/critical-machinery\/\">thi\u1ebft b\u1ecb quan tr\u1ecdng<\/a> th\u01b0\u1eddng \u0111\u1eb7t c\u1ea3m bi\u1ebfn \u1edf m\u1ecdi \u1ed5 tr\u1ee5c c\u1ed9ng v\u1edbi gi\u1eefa nh\u1ecbp.<\/li>\n<\/ul>\n<h2>5. X\u00e1c \u0111\u1ecbnh v\u1ecb tr\u00ed \u0111i\u1ec3m n\u00fat<\/h2>\n<h3>D\u1ef1 \u0111o\u00e1n ph\u00e2n t\u00edch<\/h3>\n<ul>\n<li><strong><a href=\"https:\/\/vibromera.eu\/vi\/glossary\/modal-analysis\/\">Ph\u00e2n t\u00edch ph\u1ea7n t\u1eed h\u1eefu h\u1ea1n<\/a>:<\/strong> t\u00ednh to\u00e1n c\u00e1c h\u00ecnh d\u1ea1ng ch\u1ebf \u0111\u1ed9 v\u00e0 x\u00e1c \u0111\u1ecbnh ch\u00ednh x\u00e1c c\u00e1c n\u00fat.<\/li>\n<li><strong>L\u00fd thuy\u1ebft d\u1ea7m:<\/strong> \u0111\u1ed1i v\u1edbi c\u00e1c c\u1ea5u h\u00ecnh \u0111\u01a1n gi\u1ea3n, c\u00e1c gi\u1ea3i ph\u00e1p d\u1ea1ng \u0111\u00f3ng d\u1ef1 \u0111o\u00e1n v\u1ecb tr\u00ed n\u00fat.<\/li>\n<li><strong>C\u00f4ng c\u1ee5 thi\u1ebft k\u1ebf:<\/strong> ph\u1ea7n m\u1ec1m rotordynamics hi\u1ec3n th\u1ecb h\u00ecnh d\u1ea1ng t\u1eebng ch\u1ebf \u0111\u1ed9 tr\u1ef1c quan v\u1edbi c\u00e1c n\u00fat \u0111\u01b0\u1ee3c \u0111\u00e1nh d\u1ea5u.<\/li>\n<\/ul>\n<h3>Nh\u1eadn d\u1ea1ng th\u1eed nghi\u1ec7m<\/h3>\n<p><strong>1. Ki\u1ec3m tra t\u00e1c \u0111\u1ed9ng (va ch\u1ea1m)<\/strong> &mdash; \u0111\u00e1nh v\u00e0o tr\u1ee5c t\u1ea1i nhi\u1ec1u v\u1ecb tr\u00ed b\u1eb1ng b\u00faa c\u00f3 c\u00f4ng c\u1ee5 \u0111o v\u00e0 \u0111o ph\u1ea3n \u1ee9ng t\u1ea1i nhi\u1ec1u \u0111i\u1ec3m; m\u1ed9t v\u1ecb tr\u00ed kh\u00f4ng c\u00f3 ph\u1ea3n \u1ee9ng \u1edf t\u1ea7n s\u1ed1 nh\u1ea5t \u0111\u1ecbnh l\u00e0 m\u1ed9t \u0111i\u1ec3m n\u00fat cho ch\u1ebf \u0111\u1ed9 \u0111\u00f3. K\u1ef9 thu\u1eadt \u0111\u01b0\u1ee3c m\u00f4 t\u1ea3 chi ti\u1ebft trong <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/bump-test\/\">th\u1eed va \u0111\u1eadp<\/a> and <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/impact-testing\/\">th\u1eed nghi\u1ec7m va \u0111\u1eadp<\/a>.<\/p>\n<p><strong>2. \u0110o d\u1ea1ng chuy\u1ec3n \u0111\u1ed9ng ho\u1ea1t \u0111\u1ed9ng<\/strong> &mdash; trong qu\u00e1 tr\u00ecnh ho\u1ea1t \u0111\u1ed9ng g\u1ea7n t\u1ed1c \u0111\u1ed9 t\u1edbi h\u1ea1n, \u0111o rung \u0111\u1ed9ng t\u1ea1i nhi\u1ec1u \u0111i\u1ec3m tr\u1ee5c, v\u1ebd bi\u00ean \u0111\u1ed9 \u0111\u1ed9 l\u1ec7ch so v\u1edbi v\u1ecb tr\u00ed, v\u00e0 \u0111\u1ecdc c\u00e1c \u0111\u01b0\u1eddng c\u1eaft b\u1eb1ng kh\u00f4ng l\u00e0 v\u1ecb tr\u00ed n\u00fat. \u0110\u00e2y l\u00e0 trung t\u00e2m c\u1ee7a <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/ods-analysis\/\">ph\u00e2n t\u00edch d\u1ea1ng chuy\u1ec3n \u0111\u1ed9ng ho\u1ea1t \u0111\u1ed9ng<\/a>.<\/p>\n<p><strong>3. M\u1ea3ng c\u1ea3m bi\u1ebfn g\u1ea7n c\u1ea3nh<\/strong> \u2014 c\u00e0i \u0111\u1eb7t nhi\u1ec1u c\u1ea3m bi\u1ebfn ti\u1ebfp x\u00fac kh\u00f4ng <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/proximity-probe\/\">\u0111\u1ea7u d\u00f2 ti\u1ec7m c\u1eadn<\/a> d\u1ecdc theo tr\u1ee5c v\u00e0 \u0111o \u0111\u1ed9 sai l\u1ec7ch tr\u1ef1c ti\u1ebfp khi kh\u1edfi \u0111\u1ed9ng ho\u1eb7c <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/coastdown\/\">b\u1edd bi\u1ec3n<\/a>; \u0111\u00e2y l\u00e0 ph\u01b0\u01a1ng ph\u00e1p th\u1ef1c nghi\u1ec7m ch\u00ednh x\u00e1c nh\u1ea5t \u0111\u1ec3 t\u00ecm c\u00e1c n\u00fat s\u00f3ng.<\/p>\n<h2>6. \u0110i\u1ec3m n\u00fat so v\u1edbi Ph\u1ea3n n\u00fat<\/h2>\n<p>C\u00e1c n\u00fat s\u00f3ng v\u00e0 ph\u1ea3n n\u00fat s\u00f3ng l\u00e0 hai n\u1eeda b\u1ed5 sung c\u1ee7a c\u00f9ng m\u1ed9t b\u1ee9c tranh.<\/p>\n<table>\n<tr>\n<th>\u0110i\u1ec3m n\u00fat<\/th>\n<th>C\u00e1c n\u00fat th\u1eaft<\/th>\n<\/tr>\n<tr>\n<td>\u0110\u1ed9 l\u1ec7ch b\u1eb1ng kh\u00f4ng<\/td>\n<td>\u0110\u1ed9 l\u1ec7ch t\u1ed1i \u0111a<\/td>\n<\/tr>\n<tr>\n<td>\u0110\u1ed9 d\u1ed1c u\u1ed1n v\u00e0 \u1ee9ng su\u1ea5t t\u1ed1i \u0111a<\/td>\n<td>\u0110\u1ed9 d\u1ed1c u\u1ed1n b\u1eb1ng kh\u00f4ng<\/td>\n<\/tr>\n<tr>\n<td>Hi\u1ec7u qu\u1ea3 th\u1ea5p khi \u00e1p d\u1ee5ng l\u1ef1c ho\u1eb7c \u0111o l\u01b0\u1eddng<\/td>\n<td>Hi\u1ec7u qu\u1ea3 t\u1ed1i \u0111a cho tr\u1ecdng l\u01b0\u1ee3ng hi\u1ec7u ch\u1ec9nh<\/td>\n<\/tr>\n<tr>\n<td>L\u00fd t\u01b0\u1edfng cho c\u00e1c v\u1ecb tr\u00ed h\u1ed7 tr\u1ee3 (gi\u1ea3m thi\u1ec3u l\u1ef1c truy\u1ec1n t\u1ea3i)<\/td>\n<td>V\u1ecb tr\u00ed l\u1eafp \u0111\u1eb7t c\u1ea3m bi\u1ebfn t\u1ed1i \u01b0u<\/td>\n<\/tr>\n<tr>\n<td>\u2014<\/td>\n<td>\u1ee8ng su\u1ea5t cao nh\u1ea5t d\u01b0\u1edbi t\u1ea3i k\u1ebft h\u1ee3p<\/td>\n<\/tr>\n<\/table>\n<h2>7. \u1ee8ng D\u1ee5ng Th\u1ef1c Ti\u1ec5n v\u00e0 C\u00e1c Tr\u01b0\u1eddng H\u1ee3p Nghi\u00ean C\u1ee9u<\/h2>\n<h3>Tr\u01b0\u1eddng h\u1ee3p: L\u0103n m\u00e1y gi\u1ea5y<\/h3>\n<ul>\n<li><strong>T\u00ecnh hu\u1ed1ng:<\/strong> m\u1ed9t cu\u1ed9n d\u00e0i (6 m\u00e9t) ch\u1ea1y \u1edf 1.200 v\u00f2ng\/ph\u00fat v\u1edbi rung \u0111\u1ed9ng cao.<\/li>\n<li><strong>Ph\u00e2n t\u00edch:<\/strong> n\u00f3 \u0111ang ho\u1ea1t \u0111\u1ed9ng tr\u00ean t\u1ed1c \u0111\u1ed9 t\u1edbi h\u1ea1n \u0111\u1ea7u ti\u00ean, k\u00edch th\u00edch ch\u1ebf \u0111\u1ed9 th\u1ee9 hai v\u1edbi m\u1ed9t n\u00fat s\u00f3ng \u1edf gi\u1eefa kho\u1ea3ng.<\/li>\n<li><strong>N\u1ed7 l\u1ef1c ban \u0111\u1ea7u:<\/strong> c\u00e1c tr\u1ecdng l\u01b0\u1ee3ng \u0111\u01b0\u1ee3c th\u00eam v\u00e0o gi\u1eefa kho\u1ea3ng \u2014 \u0111i\u1ec3m ti\u1ebfp c\u1eadn thu\u1eadn ti\u1ec7n \u2014 v\u1edbi k\u1ebft qu\u1ea3 k\u00e9m.<\/li>\n<li><strong>Gi\u1ea3i ph\u00e1p:<\/strong> nh\u1eadn ra r\u1eb1ng gi\u1eefa kho\u1ea3ng l\u00e0 \u0111i\u1ec3m n\u00fat s\u00f3ng, c\u00e1c tr\u1ecdng l\u01b0\u1ee3ng \u0111\u01b0\u1ee3c ph\u00e2n ph\u1ed1i l\u1ea1i \u0111\u1ebfn c\u00e1c \u0111i\u1ec3m t\u1ee9 ph\u00e2n (c\u00e1c ph\u1ea3n n\u00fat s\u00f3ng).<\/li>\n<li><strong>K\u1ebft qu\u1ea3:<\/strong> rung \u0111\u1ed9ng gi\u1ea3m 85%, c\u00e2n b\u1eb1ng modal th\u00e0nh c\u00f4ng.<\/li>\n<\/ul>\n<h3>Tr\u01b0\u1eddng h\u1ee3p: Gi\u00e1m s\u00e1t Tu\u1ea7n ho\u00e0n h\u01a1i n\u01b0\u1edbc<\/h3>\n<ul>\n<li><strong>T\u00ecnh hu\u1ed1ng:<\/strong> m\u1ed9t h\u1ec7 th\u1ed1ng gi\u00e1m s\u00e1t m\u1edbi cho th\u1ea5y rung \u0111\u1ed9ng th\u1ea5p m\u1eb7c d\u00f9 c\u00f3 m\u1ea5t c\u00e2n b\u1eb1ng \u0111\u00e3 bi\u1ebft.<\/li>\n<li><strong>Cu\u1ed9c \u0111i\u1ec1u tra:<\/strong> c\u1ea3m bi\u1ebfn \u0111\u00e3 v\u00f4 t\u00ecnh \u0111\u01b0\u1ee3c \u0111\u1eb7t g\u1ea7n \u0111i\u1ec3m n\u00fat s\u00f3ng c\u1ee7a ch\u1ebf \u0111\u1ed9 chi\u1ebfm \u01b0u th\u1ebf.<\/li>\n<li><strong>Gi\u1ea3i ph\u00e1p:<\/strong> c\u00e1c c\u1ea3m bi\u1ebfn b\u1ed5 sung t\u1ea1i c\u00e1c v\u1ecb tr\u00ed ph\u1ea3n n\u00fat s\u00f3ng \u0111\u00e3 ti\u1ebft l\u1ed9 m\u1ee9c rung \u0111\u1ed9ng th\u1ef1c t\u1ebf.<\/li>\n<li><strong>B\u00e0i h\u1ecdc:<\/strong> lu\u00f4n xem x\u00e9t c\u00e1c h\u00ecnh d\u1ea1ng ch\u1ebf \u0111\u1ed9 khi thi\u1ebft k\u1ebf m\u1ed9t h\u1ec7 th\u1ed1ng gi\u00e1m s\u00e1t.<\/li>\n<\/ul>\n<h2>8. C\u00e1c c\u00e2n nh\u1eafc n\u00e2ng cao<\/h2>\n<h3>Di chuy\u1ec3n c\u00e1c n\u00fat<\/h3>\n<p>Trong m\u1ed9t s\u1ed1 h\u1ec7 th\u1ed1ng, c\u00e1c \u0111i\u1ec3m n\u00fat s\u00f3ng thay \u0111\u1ed5i theo \u0111i\u1ec1u ki\u1ec7n ho\u1ea1t \u0111\u1ed9ng:<\/p>\n<ul>\n<li>\u0111\u1ed9 c\u1ee9ng v\u00f2ng bi ph\u1ee5 thu\u1ed9c v\u00e0o t\u1ed1c \u0111\u1ed9 di chuy\u1ec3n c\u00e1c v\u1ecb tr\u00ed n\u00fat s\u00f3ng;<\/li>\n<li>nhi\u1ec7t \u0111\u1ed9 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn \u0111\u1ed9 c\u1ee9ng tr\u1ee5c;<\/li>\n<li>ph\u1ea3n \u1ee9ng c\u00f3 th\u1ec3 ph\u1ee5 thu\u1ed9c v\u00e0o t\u1ea3i; v\u00e0<\/li>\n<li>c\u00e1c h\u1ec7 th\u1ed1ng kh\u00f4ng \u0111\u1ed1i x\u1ee9ng c\u00f3 th\u1ec3 c\u00f3 c\u00e1c n\u00fat s\u00f3ng kh\u00e1c nhau cho chuy\u1ec3n \u0111\u1ed9ng ngang v\u00e0 d\u1ecdc.<\/li>\n<\/ul>\n<h3>N\u00fat g\u1ea7n \u0111\u00fang so v\u1edbi n\u00fat th\u1ef1c<\/h3>\n<ul>\n<li><strong>N\u00fat dao \u0111\u1ed9ng th\u1ef1c:<\/strong> c\u00e1c \u0111i\u1ec3m sai l\u1ec7ch ch\u00ednh x\u00e1c b\u1eb1ng kh\u00f4ng trong m\u1ed9t h\u1ec7 th\u1ed1ng l\u00fd t\u01b0\u1edfng h\u00f3a.<\/li>\n<li><strong>N\u00fat g\u1ea7n \u0111\u00fang:<\/strong> c\u00e1c v\u1ecb tr\u00ed sai l\u1ec7ch r\u1ea5t th\u1ea5p \u2014 nh\u01b0ng kh\u00f4ng ch\u00ednh x\u00e1c b\u1eb1ng kh\u00f4ng \u2014 trong m\u1ed9t h\u1ec7 th\u1ed1ng th\u1ef1c v\u1edbi <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/damping\/\">gi\u1ea3m ch\u1ea5n<\/a> v\u00e0 c\u00e1c t\u00e1c \u0111\u1ed9ng kh\u00f4ng l\u00fd t\u01b0\u1edfng kh\u00e1c.<\/li>\n<li><strong>H\u1ec7 qu\u1ea3 th\u1ef1c ti\u1ec5n:<\/strong> m\u1ed9t n\u00fat th\u1ef1c t\u1ebf l\u00e0 m\u1ed9t <em>v\u00f9ng<\/em> c\u1ee7a \u0111\u1ed9 l\u1ec7ch th\u1ea5p h\u01a1n m\u1ed9t \u0111i\u1ec3m to\u00e1n h\u1ecdc ch\u00ednh x\u00e1c.<\/li>\n<\/ul>\n<h2>9. \u00c1p d\u1ee5ng v\u00e0o th\u1ef1c t\u1ebf t\u1ea1i hi\u1ec7n tr\u01b0\u1eddng<\/h2>\n<p>\u0110\u1ed1i v\u1edbi c\u00e1c rotor c\u1ee9ng nh\u1eafc t\u1ea1o n\u00ean h\u1ea7u h\u1ebft m\u00e1y m\u00f3c c\u00f4ng nghi\u1ec7p \u2014 b\u01a1m, qu\u1ea1t, \u0111\u1ed9ng c\u01a1 v\u00e0 nh\u1eefng lo\u1ea1i t\u01b0\u01a1ng t\u1ef1 \u2014 quy t\u1eafc ho\u1ea1t \u0111\u1ed9ng r\u1ea5t \u0111\u01a1n gi\u1ea3n v\u00e0 \u0111\u00e1ng y\u00ean t\u00e2m: \u1edf d\u01b0\u1edbi t\u1ed1c \u0111\u1ed9 t\u1edbi h\u1ea1n \u0111\u1ea7u ti\u00ean v\u00e0 c\u00e1c n\u00fat u\u1ed1n g\u00e2y r\u1eafc r\u1ed1i s\u1ebd kh\u00f4ng bao gi\u1edd xu\u1ea5t hi\u1ec7n, v\u00ec v\u1eady hai m\u1eb7t ph\u1eb3ng hi\u1ec7u ch\u1ec9nh g\u1ea7n \u0111\u1ea7u rotor l\u00e0 \u0111\u1ee7. 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> th\u1ef1c hi\u1ec7n ch\u00ednh x\u00e1c c\u00e2n b\u1eb1ng m\u1ed9t ho\u1eb7c hai m\u1eb7t ph\u1eb3ng \u0111\u00f3 <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/field-balancing\/\">c\u00e2n b\u1eb1ng t\u1ea1i hi\u1ec7n tr\u01b0\u1eddng<\/a> trong c\u00e1c \u1ed5 tr\u1ee5c c\u1ee7a ch\u00ednh m\u00e1y, \u0111o bi\u00ean \u0111\u1ed9 v\u00e0 <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/phase\/\">pha<\/a> \u0111\u1ec3 t\u00ednh to\u00e1n c\u00e1c tr\u1ecdng s\u1ed1. Khi m\u1ed9t rotor ph\u1ea3i ch\u1ea1y qua ho\u1eb7c v\u01b0\u1ee3t qu\u00e1 t\u1ed1c \u0111\u1ed9 t\u1edbi h\u1ea1n, c\u00f9ng d\u1eef li\u1ec7u bi\u00ean \u0111\u1ed9-v\u00e0-pha \u0111\u01b0\u1ee3c l\u1ea5y t\u1ea1i m\u1ed9t s\u1ed1 \u0111i\u1ec3m tr\u1ee5c cho ph\u00e9p nh\u00e0 ph\u00e2n t\u00edch \u00e1nh x\u1ea1 h\u00ecnh d\u1ea1ng ch\u1ebf \u0111\u1ed9 v\u00e0 x\u00e1c nh\u1eadn m\u1eb7t ph\u1eb3ng n\u00e0o l\u00e0 m\u1ed9t antinode tr\u01b0\u1edbc khi b\u1ea5t k\u1ef3 tr\u1ecdng s\u1ed1 n\u00e0o \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng \u2014 s\u1ef1 kh\u00e1c bi\u1ec7t gi\u1eefa c\u1ea3i thi\u1ec7n 85% v\u00e0 m\u1ed9t n\u1ed7 l\u1ef1c l\u00e3ng ph\u00ed. Hi\u1ec3u c\u00e1c n\u00fat l\u00fd thuy\u1ebft, t\u00f3m l\u1ea1i, l\u00e0 \u0111i\u1ec1u bi\u1ebfn d\u1eef li\u1ec7u dao \u0111\u1ed9ng th\u00e0nh quy\u1ebft \u0111\u1ecbnh c\u00e2n b\u1eb1ng \u0111\u00fang.<\/p>\n<hr>\n<p><a href=\"https:\/\/vibromera.eu\/vi\/glossary\/\">\u2190 Quay l\u1ea1i M\u1ee5c l\u1ee5c ch\u00ednh<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>T\u00ecm hi\u1ec3u v\u1ec1 c\u00e1c \u0111i\u1ec3m n\u00fat, v\u1ecb tr\u00ed tr\u00ean tr\u1ee5c rung m\u00e0 \u0111\u1ed9 l\u1ec7ch v\u1eabn b\u1eb1ng 0, r\u1ea5t quan tr\u1ecdng \u0111\u1ec3 hi\u1ec3u h\u00ecnh d\u1ea1ng ch\u1ebf \u0111\u1ed9, c\u00e2n b\u1eb1ng v\u00e0 v\u1ecb tr\u00ed \u0111\u1eb7t c\u1ea3m bi\u1ebfn trong m\u00e1y m\u00f3c quay.<\/p>","protected":false},"featured_media":0,"template":"","meta":{"ai_generated_summary":"","footnotes":""},"categories":[109,111],"tags":[],"class_list":["post-173","glossary","type-glossary","status-publish","hentry","category-glossary","category-rotor-balancing"],"_links":{"self":[{"href":"https:\/\/vibromera.eu\/vi\/wp-json\/wp\/v2\/glossary\/173","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vibromera.eu\/vi\/wp-json\/wp\/v2\/glossary"}],"about":[{"href":"https:\/\/vibromera.eu\/vi\/wp-json\/wp\/v2\/types\/glossary"}],"version-history":[{"count":2,"href":"https:\/\/vibromera.eu\/vi\/wp-json\/wp\/v2\/glossary\/173\/revisions"}],"predecessor-version":[{"id":102180,"href":"https:\/\/vibromera.eu\/vi\/wp-json\/wp\/v2\/glossary\/173\/revisions\/102180"}],"wp:attachment":[{"href":"https:\/\/vibromera.eu\/vi\/wp-json\/wp\/v2\/media?parent=173"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vibromera.eu\/vi\/wp-json\/wp\/v2\/categories?post=173"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vibromera.eu\/vi\/wp-json\/wp\/v2\/tags?post=173"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}