{"id":121,"date":"2025-10-31T00:25:51","date_gmt":"2025-10-31T00:25:51","guid":{"rendered":"https:\/\/vibromera.eu\/glossary\/flow-turbulence\/"},"modified":"2026-05-23T22:43:04","modified_gmt":"2026-05-23T22:43:04","slug":"flow-turbulence","status":"publish","type":"glossary","link":"https:\/\/vibromera.eu\/vi\/glossary\/flow-turbulence\/","title":{"rendered":"D\u00f2ng ch\u1ea3y nhi\u1ec5u lo\u1ea1n l\u00e0 g\u00ec? Rung \u0111\u1ed9ng d\u00f2ng ch\u1ea3y kh\u00f4ng \u1ed5n \u0111\u1ecbnh"},"content":{"rendered":"<h1>Hi\u1ec3u v\u1ec1 nhi\u1ec5u lo\u1ea1n d\u00f2ng ch\u1ea3y<\/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\/121?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\/121?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\/121?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\/121?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\/121?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\/121?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\/121?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\/121?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\/121?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\/121?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\/121?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\/121?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\/121?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\/121?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>D\u00f2ng ch\u1ea3y h\u1ed7n lo\u1ea1n<\/strong> l\u00e0 chuy\u1ec3n \u0111\u1ed9ng ch\u1ea5t l\u1ecfng h\u1ed7n lo\u1ea1n, kh\u00f4ng \u0111\u1ec1u \u2014 nh\u1eefng bi\u1ebfn \u0111\u1ed9ng v\u1eadn t\u1ed1c ng\u1eabu nhi\u00ean, xo\u00e1y n\u01b0\u1edbc v\u00e0 chuy\u1ec3n \u0111\u1ed9ng xoay chi\u1ec1u \u2014 trong c\u00e1c b\u01a1m, qu\u1ea1t, m\u00e1y n\u00e9n v\u00e0 h\u1ec7 th\u1ed1ng \u1ed1ng d\u1eabn. Kh\u00f4ng gi\u1ed1ng nh\u01b0 al\u00f2ng \u0111\u1ec1u, trong \u0111\u00f3 c\u00e1c h\u1ea1t ch\u1ea5t l\u1ecfng di chuy\u1ec3n theo c\u00e1c \u0111\u01b0\u1eddng th\u1eb3ng song song c\u00f3 th\u1ee9 t\u1ef1, d\u00f2ng ch\u1ea3y h\u1ed7n lo\u1ea1n th\u1ef1c s\u1ef1 ba chi\u1ec1u v\u00e0 ng\u1eabu nhi\u00ean, v\u1edbi v\u1eadn t\u1ed1c v\u00e0 \u00e1p su\u1ea5t thay \u0111\u1ed5i li\u00ean t\u1ee5c t\u1eebng l\u00fac m\u1ed9t. Trong m\u00e1y quay, s\u1ef1 b\u1ea5t \u1ed5n \u0111\u00f3 c\u00f3 t\u1ea7m quan tr\u1ecdng: d\u00f2ng ch\u1ea3y h\u1ed7n lo\u1ea1n \u00e1p d\u1ee5ng c\u00e1c l\u1ef1c kh\u00f4ng \u1ed5n \u0111\u1ecbnh cho b\u00e1nh c\u00f4ng t\u00e1c v\u00e0 l\u00e1 c\u00e1nh, t\u1ea1o ra <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/vibration\/\">rung \u0111\u1ed9ng<\/a> v\u00e0 ti\u1ebfng \u1ed3n, ti\u00eau t\u00e1n n\u0103ng l\u01b0\u1ee3ng, v\u00e0 cung c\u1ea5p th\u00e0nh ph\u1ea7n <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/fatigue\/\">M\u1ec7t m\u1ecfi<\/a>. M\u1ed9t s\u1ed1 \u0111\u1ed9 r\u1ed1i lu\u1ed3ng l\u00e0 kh\u00f4ng th\u1ec3 tr\u00e1nh v\u00e0 th\u01b0\u1eddng c\u00f2n l\u00e0 mong mu\u1ed1n \u2014 n\u00f3 th\u00fac \u0111\u1ea9y qu\u00e1 tr\u00ecnh tr\u1ed9n l\u1eabn v\u00e0 truy\u1ec1n nhi\u1ec7t \u2014 nh\u01b0ng \u0111\u1ed9 r\u1ed1i qu\u00e1 m\u1ee9c t\u1eeb \u0111i\u1ec1u ki\u1ec7n l\u1ed1i v\u00e0o k\u00e9m, ho\u1ea1t \u0111\u1ed9ng kh\u00f4ng ph\u00f9 h\u1ee3p ho\u1eb7c t\u00e1ch lu\u1ed3ng t\u1ea1o ra c\u00e1c v\u1ea5n \u0111\u1ec1 rung \u0111\u1ed9ng, l\u00e0m m\u00f2n hi\u1ec7u qu\u1ea3 v\u00e0 t\u0103ng t\u1ed1c \u0111\u1ed9 hao m\u00f2n c\u01a1 h\u1ecdc.<\/p>\n<h2>1. \u0110\u1ecbnh ngh\u0129a: \u0110\u1ed9 r\u1ed1i lu\u1ed3ng l\u00e0 g\u00ec?<\/h2>\n<p>\u0110\u1eb7c t\u00ednh x\u00e1c \u0111\u1ecbnh c\u1ee7a \u0111\u1ed9 r\u1ed1i lu\u1ed3ng, t\u1eeb g\u00f3c \u0111\u1ed9 ch\u1ea9n \u0111o\u00e1n, l\u00e0 <em>b\u0103ng r\u1ed9ng<\/em>. M\u1ed9t l\u1ed7i c\u01a1 h\u1ecdc ch\u1eb3ng h\u1ea1n nh\u01b0 <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/unbalance\/\">m\u1ea5t c\u00e2n b\u1eb1ng<\/a> t\u1eadp trung n\u0103ng l\u01b0\u1ee3ng c\u1ee7a n\u00f3 \u1edf m\u1ed9t t\u1ea7n s\u1ed1 r\u1eddi r\u1ea1c; \u0111\u1ed9 r\u1ed1i lu\u1ed3ng ph\u00e2n t\u00e1n n\u0103ng l\u01b0\u1ee3ng c\u1ee7a n\u00f3 tr\u00ean m\u1ed9t d\u1ea3i r\u1ed9ng, n\u00e2ng to\u00e0n b\u1ed9 t\u1ea7ng nhi\u1ec5u c\u1ee7a <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/spectrum\/\">ph\u1ed5 rung \u0111\u1ed9ng<\/a> thay v\u00ec t\u1ea1o ra m\u1ed9t \u0111\u1ec9nh s\u1eafc n\u00e9t. Vi\u1ec7c nh\u1eadn ra s\u1ef1 kh\u00e1c bi\u1ec7t \u0111\u00f3 l\u00e0 nh\u1eefng g\u00ec cho ph\u00e9p m\u1ed9t nh\u00e0 ph\u00e2n t\u00edch n\u00f3i &#8220;\u0111\u00e2y l\u00e0 v\u1ea5n \u0111\u1ec1 lu\u1ed3ng ch\u1ee9 kh\u00f4ng ph\u1ea3i v\u1ea5n \u0111\u1ec1 c\u01a1 h\u1ecdc&#8221; \u2014 v\u00e0 h\u01b0\u1edbng ph\u1ea3n \u1ee9ng v\u1ec1 h\u01b0\u1edbng \u0111i\u1ec1u ki\u1ec7n ho\u1ea1t \u0111\u1ed9ng v\u00e0 ductwork ch\u1ee9 kh\u00f4ng ph\u1ea3i bearing v\u00e0 kh\u1ed1i l\u01b0\u1ee3ng c\u00e2n b\u1eb1ng.<\/p>\n<h2>2. \u0110\u1eb7c t\u00ednh c\u1ee7a Lu\u1ed3ng R\u1ed1i<\/h2>\n<h3>Chuy\u1ec3n \u0111\u1ed5i ch\u1ebf \u0111\u1ed9 d\u00f2ng ch\u1ea3y<\/h3>\n<p>Lu\u1ed3ng chuy\u1ec3n \u0111\u1ed5i t\u1eeb t\u1ea7ng laminar sang r\u1ed1i theo s\u1ed1 Reynolds:<\/p>\n<ul>\n<li><strong>S\u1ed1 Reynolds (Re):<\/strong> Re = (\u03c1 \u00d7 V \u00d7 D) \/ \u00b5.<\/li>\n<li>Trong \u0111\u00f3 \u03c1 = m\u1eadt \u0111\u1ed9, V = v\u1eadn t\u1ed1c, D = k\u00edch th\u01b0\u1edbc \u0111\u1eb7c tr\u01b0ng, \u00b5 = \u0111\u1ed9 nh\u1edbt<\/li>\n<li><strong>Lu\u1ed3ng laminar:<\/strong> Re d\u01b0\u1edbi 2300 (m\u1ecbn, \u1ed5n \u0111\u1ecbnh).<\/li>\n<li><strong>Chuy\u1ec3n ti\u1ebfp:<\/strong> Re t\u1eeb 2300 \u0111\u1ebfn 4000.<\/li>\n<li><strong>Lu\u1ed3ng r\u1ed1i:<\/strong> Re tr\u00ean 4000 (h\u1ed7n lo\u1ea1n, kh\u00f4ng \u0111\u1ec1u).<\/li>\n<li><strong>M\u00e1y m\u00f3c c\u00f4ng nghi\u1ec7p:<\/strong> h\u1ea7u nh\u01b0 lu\u00f4n ho\u1ea1t \u0111\u1ed9ng ch\u1eafc ch\u1eafn trong ch\u1ebf \u0111\u1ed9 r\u1ed1i.<\/li>\n<\/ul>\n<p>B\u1edfi v\u00ec ch\u1ebf \u0111\u1ed9 ph\u1ee5 thu\u1ed9c v\u00e0o nh\u00f3m kh\u00f4ng th\u1ee9 nguy\u00ean duy nh\u1ea5t n\u00e0y, m\u1ed9t <a href=\"https:\/\/vibromera.eu\/vi\/calculators\/reynolds-number-calculator\/\">T\u00ednh to\u00e1n s\u1ed1 Reynolds<\/a> x\u00e1c nh\u1eadn ngay l\u1eadp t\u1ee9c li\u1ec7u lu\u1ed3ng cho tr\u01b0\u1edbc c\u00f3 ph\u1ea3i l\u00e0 laminar hay r\u1ed1i cho k\u00edch th\u01b0\u1edbc \u1ed1ng v\u00e0 ch\u1ea5t l\u1ecfng \u0111\u01b0\u1ee3c ch\u1ecdn.<\/p>\n<h3>\u0110\u1eb7c t\u00ednh nhi\u1ec5u \u0111\u1ed9ng<\/h3>\n<ul>\n<li><strong>Bi\u1ebfn \u0111\u1ed9ng v\u1eadn t\u1ed1c ng\u1eabu nhi\u00ean:<\/strong> v\u1eadn t\u1ed1c t\u1ee9c th\u1eddi dao \u0111\u1ed9ng h\u1ed7n lo\u1ea1n xung quanh gi\u00e1 tr\u1ecb trung b\u00ecnh c\u1ee7a n\u00f3.<\/li>\n<li><strong>Xo\u00e1y v\u00e0 v\u00f2ng xo\u00e1y:<\/strong> c\u00e1c c\u1ea5u tr\u00fac xo\u00e1y chi\u1ebfm ph\u1ea1m vi r\u1ed9ng c\u00e1c k\u00edch th\u01b0\u1edbc.<\/li>\n<li><strong>T\u1ea7ng n\u0103ng l\u01b0\u1ee3ng:<\/strong> c\u00e1c xo\u00e1y l\u1edbn ph\u00e2n r\u00e3 th\u00e0nh nh\u1eefng xo\u00e1y nh\u1ecf h\u01a1n l\u1ea7n l\u01b0\u1ee3t.<\/li>\n<li><strong>Tr\u1ed9n:<\/strong> qu\u00e1 tr\u00ecnh tr\u1ed9n l\u1eabn nhanh ch\u00f3ng c\u00e1c \u0111\u1ed9ng l\u01b0\u1ee3ng, nhi\u1ec7t v\u00e0 kh\u1ed1i l\u01b0\u1ee3ng.<\/li>\n<li><strong>Ti\u00eau t\u00e1n n\u0103ng l\u01b0\u1ee3ng:<\/strong> ma s\u00e1t nhi\u1ec5u \u0111\u1ed9ng chuy\u1ec3n \u0111\u1ed5i n\u0103ng l\u01b0\u1ee3ng \u0111\u1ed9ng h\u1ecdc th\u00e0nh nhi\u1ec7t.<\/li>\n<\/ul>\n<h2>3. Ngu\u1ed3n g\u1ed1c c\u1ee7a \u0110\u1ed9 r\u1ed1i lu\u1ed3ng trong M\u00e1y m\u00f3c<\/h2>\n<h3>X\u00e1o tr\u1ed9n l\u1ed1i v\u00e0o<\/h3>\n<ul>\n<li><strong>Thi\u1ebft k\u1ebf l\u1ed1i v\u00e0o k\u00e9m:<\/strong> cong g\u1ea5p, v\u1eadt c\u1ea3n ho\u1eb7c chi\u1ec1u d\u00e0i \u1ed1ng th\u1eb3ng kh\u00f4ng \u0111\u1ee7.<\/li>\n<li><strong>Xo\u00e1y:<\/strong> pre-rotation c\u1ee7a ch\u1ea5t l\u1ecfng khi n\u00f3 v\u00e0o impeller ho\u1eb7c qu\u1ea1t.<\/li>\n<li><strong>V\u1eadn t\u1ed1c kh\u00f4ng \u0111\u1ec1u:<\/strong> h\u1ed3 s\u01a1 v\u1eadn t\u1ed1c b\u1ecb bi\u1ebfn d\u1ea1ng so v\u1edbi m\u1ee9c l\u00fd t\u01b0\u1edfng.<\/li>\n<li><strong>T\u00e1c d\u1ee5ng:<\/strong> c\u01b0\u1eddng \u0111\u1ed9 r\u1ed1i cao h\u01a1n, rung \u0111\u1ed9ng t\u0103ng cao v\u00e0 hi\u1ec7u su\u1ea5t gi\u1ea3m.<\/li>\n<\/ul>\n<h3>T\u00e1ch d\u00f2ng ch\u1ea3y<\/h3>\n<ul>\n<li><strong>Gradient \u00e1p su\u1ea5t b\u1ea5t l\u1ee3i:<\/strong> d\u00f2ng ch\u1ea3y t\u00e1ch ra kh\u1ecfi b\u1ec1 m\u1eb7t.<\/li>\n<li><strong>Ho\u1ea1t \u0111\u1ed9ng ngo\u00e0i thi\u1ebft k\u1ebf:<\/strong> c\u00e1c g\u00f3c d\u00f2ng ch\u1ea3y kh\u00f4ng ch\u00ednh x\u00e1c g\u00e2y ra t\u00e1ch r\u1eddi tr\u00ean c\u00e1c c\u00e1nh.<\/li>\n<li><strong>Qu\u1ea7y h\u00e0ng:<\/strong> t\u00e1ch r\u1eddi r\u1ed9ng r\u00e3i tr\u00ean m\u1eb7t h\u00fat c\u1ee7a c\u00e1nh.<\/li>\n<li><strong>K\u1ebft qu\u1ea3:<\/strong> c\u01b0\u1eddng \u0111\u1ed9 r\u1ed1i r\u1ea5t cao v\u00e0 c\u00e1c l\u1ef1c h\u1ed7n lo\u1ea1n.<\/li>\n<\/ul>\n<h3>V\u00f9ng xo\u00e1y sau v\u1eadt c\u1ea3n<\/h3>\n<ul>\n<li>C\u00e1c d\u00f2ng r\u1ed1i t\u1ea1o th\u00e0nh ph\u00eda h\u1ea1 l\u01b0u c\u1ee7a c\u00e1c c\u00e1nh, c\u1ea5u tr\u00fac ch\u1ecbu l\u1ef1c v\u00e0 c\u00e1c v\u1eadt c\u1ea3n.<\/li>\n<li>C\u01b0\u1eddng \u0111\u1ed9 r\u1ed1i cao trong d\u00f2ng r\u1ed1i.<\/li>\n<li>C\u00e1c th\u00e0nh ph\u1ea7n ph\u00eda h\u1ea1 l\u01b0u c\u1ea3m nh\u1eadn c\u00e1c l\u1ef1c kh\u00f4ng \u1ed5n \u0111\u1ecbnh ph\u00e1t sinh.<\/li>\n<li>T\u01b0\u01a1ng t\u00e1c gi\u1eefa c\u00e1nh v\u00e0 d\u00f2ng r\u1ed1i \u0111\u1eb7c bi\u1ec7t quan tr\u1ecdng trong c\u00e1c m\u00e1y \u0111a t\u1ea7ng.<\/li>\n<\/ul>\n<h3>V\u00f9ng v\u1eadn t\u1ed1c cao<\/h3>\n<ul>\n<li>C\u01b0\u1eddng \u0111\u1ed9 r\u1ed1i n\u00f3i chung t\u0103ng v\u1edbi v\u1eadn t\u1ed1c.<\/li>\n<li>C\u00e1c \u0111\u1ea7u c\u1ee7a tua-bin v\u00e0 v\u00f2i x\u1ea3 l\u00e0 nh\u1eefng v\u00f9ng r\u1ed1i cao.<\/li>\n<li>Nh\u1eefng \u0111i\u1ec1u n\u00e0y t\u1ea1o ra c\u00e1c l\u1ef1c cao c\u1ee5c b\u1ed9 v\u00e0 m\u00e0i m\u00f2n.<\/li>\n<\/ul>\n<h2>4. \u1ea2nh h\u01b0\u1edfng \u0111\u1ebfn M\u00e1y m\u00f3c<\/h2>\n<h3>Sinh ra rung \u0111\u1ed9ng<\/h3>\n<ul>\n<li><strong>Rung \u0111\u1ed9ng b\u0103ng r\u1ed9ng:<\/strong> nhi\u1ec5u \u0111\u1ed9ng t\u1ea1o ra c\u00e1c l\u1ef1c ng\u1eabu nhi\u00ean tr\u00ean d\u1ea3i t\u1ea7n s\u1ed1 r\u1ed9ng.<\/li>\n<li><strong>Ph\u1ed5:<\/strong> m\u1ed9t t\u1ea7ng nhi\u1ec5u \u0111\u1ed9c l\u1eadp cao h\u01a1n thay v\u00ec c\u00e1c \u0111\u1ec9nh ri\u00eang bi\u1ec7t.<\/li>\n<li><strong>Bi\u00ean \u0111\u1ed9:<\/strong> t\u0103ng theo c\u01b0\u1eddng \u0111\u1ed9 nhi\u1ec5u \u0111\u1ed9ng.<\/li>\n<li><strong>D\u1ea3i t\u1ea7n s\u1ed1:<\/strong> th\u01b0\u1eddng t\u1eeb 10\u2013500 Hz cho rung \u0111\u1ed9ng do r\u1ed1i.<\/li>\n<\/ul>\n<h3>T\u1ea1o ra ti\u1ebfng \u1ed3n<\/h3>\n<ul>\n<li>R\u1ed1i l\u00e0 ngu\u1ed3n ch\u00ednh c\u1ee7a ti\u1ebfng \u1ed3n kh\u00ed \u0111\u1ed9ng.<\/li>\n<li>N\u00f3 t\u1ea1o ra \u00e2m thanh &#8220;r\u00edt&#8221; ho\u1eb7c &#8220;g\u00e0o&#8221; r\u1ed9ng r\u00e3i.<\/li>\n<li>M\u1ee9c ti\u1ebfng \u1ed3n t\u0103ng theo v\u1eadn t\u1ed1c l\u0169y th\u1eeba b\u1eadc s\u00e1u \u2014 c\u1ef1c k\u1ef3 nh\u1ea1y c\u1ea3m v\u1edbi v\u1eadn t\u1ed1c.<\/li>\n<li>N\u00f3 c\u00f3 th\u1ec3 l\u00e0 ngu\u1ed3n ti\u1ebfng \u1ed3n ch\u1ee7 y\u1ebfu trong c\u00e1c qu\u1ea1t v\u1eadn t\u1ed1c cao.<\/li>\n<\/ul>\n<h3>T\u1ed5n th\u1ea5t hi\u1ec7u su\u1ea5t<\/h3>\n<ul>\n<li>Ma s\u00e1t h\u1ed7n lo\u1ea1n ti\u00eau t\u00e1n n\u0103ng l\u01b0\u1ee3ng h\u1eefu \u00edch.<\/li>\n<li>N\u00f3 gi\u1ea3m c\u1ea3 s\u1ef1 t\u0103ng \u00e1p su\u1ea5t v\u00e0 lu\u1ed3ng \u0111\u01b0\u1ee3c cung c\u1ea5p.<\/li>\n<li>T\u1ed5n th\u1ea5t do nhi\u1ec5u \u0111\u1ed9ng \u0111i\u1ec3n h\u00ecnh chi\u1ebfm t\u1eeb 2 \u0111\u1ebfn 10% c\u00f4ng su\u1ea5t \u0111\u1ea7u v\u00e0o.<\/li>\n<li>Ch\u00fang tr\u1edf n\u00ean t\u1ec7 h\u01a1n khi v\u1eadn h\u00e0nh ngo\u00e0i \u0111i\u1ec1u ki\u1ec7n thi\u1ebft k\u1ebf.<\/li>\n<\/ul>\n<h3>\u0110\u1ed9 m\u1ec7t c\u1ee7a linh ki\u1ec7n<\/h3>\n<ul>\n<li>L\u1ef1c bi\u1ebfn \u0111\u1ed9ng ng\u1eabu nhi\u00ean t\u1ea1o ra \u1ee9ng su\u1ea5t tu\u1ea7n ho\u00e0n.<\/li>\n<li>Chu k\u1ef3 \u1ee9ng su\u1ea5t c\u00f3 t\u1ea7n s\u1ed1 r\u1ea5t cao.<\/li>\n<li>N\u00f3 g\u00f3p ph\u1ea7n v\u00e0o m\u1ec7t m\u1ecfi c\u1ee7a l\u00e1 qu\u1ea1t v\u00e0 c\u1ea5u tr\u00fac, \u0111\u1eb7c bi\u1ec7t l\u00e0 khi tr\u00f9ng v\u1edbi m\u1ed9t <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/blade-resonance\/\">c\u1ed9ng h\u01b0\u1edfng c\u00e1nh<\/a>.<\/li>\n<li>N\u00f3 \u0111\u1eb7c bi\u1ec7t \u0111\u00e1ng lo ng\u1ea1i \u1edf c\u00e1c t\u1ed1c \u0111\u1ed9 cao.<\/li>\n<\/ul>\n<h3>M\u00e0i m\u00f2n v\u00e0 hao m\u00f2n<\/h3>\n<ul>\n<li>Nhi\u1ec5u \u0111\u1ed9ng l\u00e0m t\u0103ng c\u01b0\u1eddng m\u00e0i m\u00f2n trong d\u1ecbch v\u1ee5 c\u00f3 ch\u1ee9a ch\u1ea5t m\u00e0i m\u00f2n.<\/li>\n<li>C\u00e1c h\u1ea1t \u0111\u01b0\u1ee3c gi\u1eef l\u01a1 l\u1eedng b\u1edfi nhi\u1ec5u \u0111\u1ed9ng t\u00e1c \u0111\u1ed9ng v\u00e0o b\u1ec1 m\u1eb7t.<\/li>\n<li>M\u00e0i m\u00f2n \u0111\u01b0\u1ee3c gia t\u1ed1c trong c\u00e1c v\u00f9ng c\u00f3 nhi\u1ec5u \u0111\u1ed9ng cao.<\/li>\n<\/ul>\n<h2>5. Ph\u00e1t hi\u1ec7n v\u00e0 Ch\u1ea9n \u0111o\u00e1n<\/h2>\n<h3>Ch\u1ec9 s\u1ed1 ph\u1ed5 rung \u0111\u1ed9ng<\/h3>\n<ul>\n<li><strong>Ph\u1ed5 r\u1ed9ng n\u00e2ng cao:<\/strong> m\u1ed9t s\u00e0n nhi\u1ec5u cao tr\u00ean to\u00e0n ph\u1ed5.<\/li>\n<li><strong>Thi\u1ebfu c\u00e1c \u0111\u1ec9nh r\u00f5 r\u00e0ng:<\/strong> kh\u00f4ng gi\u1ed1ng nh\u01b0 l\u1ed7i c\u01a1 h\u1ecdc, l\u1ed7i n\u00e0y n\u1eb1m \u1edf c\u00e1c t\u1ea7n s\u1ed1 c\u1ee5 th\u1ec3.<\/li>\n<li><strong>Ph\u1ee5 thu\u1ed9c v\u00e0o d\u00f2ng ch\u1ea3y:<\/strong> m\u1ee9c ph\u1ed5 r\u1ed9ng thay \u0111\u1ed5i theo t\u1ed1c \u0111\u1ed9 d\u00f2ng ch\u1ea3y.<\/li>\n<li><strong>T\u1ed1i thi\u1ec3u t\u1ea1i BEP:<\/strong> nhi\u1ec5u \u0111\u1ed9ng th\u1ea5p nh\u1ea5t t\u1ea1i \u0111i\u1ec3m thi\u1ebft k\u1ebf.<\/li>\n<\/ul>\n<p>Ph\u1ed5 ph\u1ee5 thu\u1ed9c d\u00f2ng ch\u1ea3y, k\u00fd t\u1ef1 ph\u1ed5 r\u1ed9ng n\u00e0y ch\u00ednh x\u00e1c l\u00e0 nh\u1eefng g\u00ec m\u00e0 m\u1ed9t b\u1ed9 ph\u00e2n t\u00edch di \u0111\u1ed9ng \u0111\u01b0\u1ee3c s\u1eed d\u1ee5ng \u0111\u1ec3 x\u00e1c nh\u1eadn t\u1ea1i hi\u1ec7n tr\u01b0\u1eddng. \u0110\u1ecdc ph\u1ed5 tr\u00ean v\u1ecf \u1ed5 c\u1ed5 v\u1edbi <a href=\"https:\/\/vibromera.eu\/vi\/san-pham\/balanset-1\/\">Balanset-1A<\/a> cho ph\u00e9p k\u1ef9 s\u01b0 th\u1ea5y li\u1ec7u m\u1ee9c t\u1ed5ng th\u1ec3 cao l\u00e0 m\u1ed9t s\u00e0n nhi\u1ec5u n\u00e2ng cao \u2014 ch\u1ec9 \u0111\u1ebfn nhi\u1ec5u \u0111\u1ed9ng \u2014 hay m\u1ed9t \u0111\u1ec9nh 1\u00d7 ri\u00eang bi\u1ec7t ch\u1ec9 \u0111\u1ebfn m\u1ea5t c\u00e2n b\u1eb1ng \u0111\u00f2i h\u1ecfi <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/field-balancing\/\">c\u00e2n b\u1eb1ng t\u1ea1i hi\u1ec7n tr\u01b0\u1eddng<\/a>. Theo d\u00f5i c\u00e1ch m\u00e0 s\u00e0n thay \u0111\u1ed5i khi d\u00f2ng ch\u1ea3y thay \u0111\u1ed5i th\u01b0\u1eddng x\u00e1c \u0111\u1ecbnh ch\u1ea9n \u0111o\u00e1n m\u00e0 kh\u00f4ng c\u1ea7n m\u1edf m\u00e1y.<\/p>\n<h3>Ph\u00e2n t\u00edch \u00e2m h\u1ecdc<\/h3>\n<ul>\n<li>L\u1ea5y <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/sound-pressure-level\/\">m\u1ee9c \u00e1p su\u1ea5t \u00e2m thanh<\/a> c\u00e1c ph\u00e9p \u0111o.<\/li>\n<li>S\u1ef1 gia t\u0103ng ti\u1ebfng \u1ed3n b\u0103ng r\u1ed9ng cho th\u1ea5y h\u1ed7n lo\u1ea1n.<\/li>\n<li>Ph\u1ed5 \u00e2m thanh ph\u1ea3n \u00e1nh ph\u1ed5 rung \u0111\u1ed9ng.<\/li>\n<li>Micr\u00f4 \u0111\u1ecbnh h\u01b0\u1edbng c\u00f3 th\u1ec3 x\u00e1c \u0111\u1ecbnh v\u1ecb tr\u00ed c\u00e1c ngu\u1ed3n nhi\u1ec5u lo\u1ea1n<\/li>\n<\/ul>\n<h3>Tr\u1ef1c quan h\u00f3a lu\u1ed3ng ch\u1ea3y<\/h3>\n<ul>\n<li>\u0110\u1ed9ng l\u1ef1c h\u1ecdc ch\u1ea5t l\u1ecfng t\u00ednh to\u00e1n (CFD) trong giai \u0111o\u1ea1n thi\u1ebft k\u1ebf.<\/li>\n<li>Tr\u1ef1c quan h\u00f3a b\u1eb1ng d\u00e2y ch\u1ec9 lu\u1ed3ng ho\u1eb7c kh\u00ed x\u00f4ng trong qu\u00e1 tr\u00ecnh th\u1eed nghi\u1ec7m.<\/li>\n<li>C\u00e1c ph\u00e9p \u0111o \u00e1p l\u1ef1c ti\u1ebft l\u1ed9 nh\u1eefng bi\u1ebfn \u0111\u1ed9ng.<\/li>\n<li>\u0110o v\u1eadn t\u1ed1c h\u1ea1t b\u1eb1ng h\u00ecnh \u1ea3nh (PIV) trong c\u00e1c thi\u1ebft l\u1eadp nghi\u00ean c\u1ee9u.<\/li>\n<\/ul>\n<h2>6. C\u00e1c chi\u1ebfn l\u01b0\u1ee3c gi\u1ea3m thi\u1ec3u<\/h2>\n<h3>C\u1ea3i ti\u1ebfn thi\u1ebft k\u1ebf c\u1ed5ng v\u00e0o<\/h3>\n<ul>\n<li>Cung c\u1ea5p \u0111o\u1ea1n \u1ed1ng th\u1eb3ng \u0111\u1ee7 d\u00e0i ph\u00eda h\u1ea1 l\u01b0u \u2014 t\u1ed1i thi\u1ec3u 5 \u0111\u1ebfn 10 \u0111\u01b0\u1eddng k\u00ednh.<\/li>\n<li>Lo\u1ea1i b\u1ecf c\u00e1c \u0111o\u1ea1n cong nh\u1ecdn ngay tr\u01b0\u1edbc c\u1eeda v\u00e0o.<\/li>\n<li>L\u1eafp \u0111\u1eb7t c\u00e1c b\u1ed9 ch\u1ec9nh l\u01b0u lu\u1ed3ng ho\u1eb7c c\u00e1c c\u00e1nh quay.<\/li>\n<li>S\u1eed d\u1ee5ng c\u1eeda v\u00e0o ki\u1ec3u chu\u00f4ng ho\u1eb7c c\u1eeda v\u00e0o c\u00f3 d\u1ea1ng d\u00f2ng \u0111\u1ec3 gi\u1ea3m s\u1ef1 t\u1ea1o ra c\u1ee7a s\u1ef1 nhi\u1ec5u lo\u1ea1n d\u00f2ng ch\u1ea3y.<\/li>\n<\/ul>\n<h3>T\u1ed1i \u01b0u h\u00f3a \u0111i\u1ec3m ho\u1ea1t \u0111\u1ed9ng<\/h3>\n<ul>\n<li>V\u1eadn h\u00e0nh g\u1ea7n \u0111i\u1ec3m hi\u1ec7u su\u1ea5t t\u1ed1t nh\u1ea5t (BEP).<\/li>\n<li>T\u1ea1i \u0111\u00f3 c\u00e1c g\u00f3c d\u00f2ng ch\u1ea3y kh\u1edbp v\u1edbi c\u00e1c g\u00f3c l\u01b0\u1ee1i, gi\u1ea3m thi\u1ec3u s\u1ef1 t\u00e1ch r\u1eddi.<\/li>\n<li>S\u1ef1 t\u1ea1o ra c\u1ee7a s\u1ef1 nhi\u1ec5u lo\u1ea1n d\u00f2ng ch\u1ea3y \u1edf m\u1ee9c th\u1ea5p nh\u1ea5t.<\/li>\n<li>\u0110i\u1ec1u khi\u1ec3n t\u1ed1c \u0111\u1ed9 thay \u0111\u1ed5i gi\u00fap duy tr\u00ec \u0111i\u1ec3m t\u1ed1i \u01b0u \u0111\u00f3.<\/li>\n<\/ul>\n<h3>S\u1eeda \u0111\u1ed5i thi\u1ebft k\u1ebf<\/h3>\n<ul>\n<li>C\u00e1c qu\u00e1 tr\u00ecnh chuy\u1ec3n ti\u1ebfp m\u1ecbn trong c\u00e1c \u0111\u01b0\u1eddng \u1ed1ng d\u00f2ng ch\u1ea3y, kh\u00f4ng c\u00f3 c\u00e1c g\u00f3c nh\u1ecdn.<\/li>\n<li>C\u00e1c b\u1ed9 khu\u1ebfch t\u00e1n \u0111\u1ec3 gi\u1ea3m t\u1ed1c \u0111\u1ed9 d\u00f2ng ch\u1ea3y t\u1eeb t\u1eeb.<\/li>\n<li>C\u00e1c thi\u1ebft b\u1ecb ch\u1eb7n xo\u00e1y ho\u1eb7c thi\u1ebft b\u1ecb ch\u1ed1ng xo\u00e1y.<\/li>\n<li>L\u1edbp l\u00f3t c\u00e1ch \u00e2m \u0111\u1ec3 h\u1ea5p th\u1ee5 ti\u1ebfng \u1ed3n do nhi\u1ec5u lo\u1ea1n t\u1ea1o ra<\/li>\n<\/ul>\n<h2>7. So s\u00e1nh S\u1ef1 nhi\u1ec5u lo\u1ea1n d\u00f2ng ch\u1ea3y v\u1edbi c\u00e1c hi\u1ec7n t\u01b0\u1ee3ng d\u00f2ng ch\u1ea3y kh\u00e1c<\/h2>\n<p>S\u1ef1 nhi\u1ec5u lo\u1ea1n d\u00f2ng ch\u1ea3y l\u00e0 m\u1ed9t trong nhi\u1ec1u ngu\u1ed3n \u0111\u1ed9 rung d\u1ea3i r\u1ed9ng li\u00ean quan \u0111\u1ebfn d\u00f2ng ch\u1ea3y, v\u00e0 ph\u00e2n bi\u1ec7t n\u00f3 v\u1edbi c\u00e1c ngu\u1ed3n kh\u00e1c l\u00e0m s\u1eafc n\u00e9t h\u01a1n qu\u00e1 tr\u00ecnh ch\u1ea9n \u0111o\u00e1n.<\/p>\n<h3>H\u1ed7n lo\u1ea1n so v\u1edbi s\u1ee7i b\u1ecdt<\/h3>\n<ul>\n<li><strong>S\u1ef1 nhi\u1ec5u lo\u1ea1n:<\/strong> d\u1ea3i r\u1ed9ng, li\u00ean t\u1ee5c v\u00e0 ph\u1ee5 thu\u1ed9c v\u00e0o d\u00f2ng ch\u1ea3y.<\/li>\n<li><strong><a href=\"https:\/\/vibromera.eu\/vi\/glossary\/cavitation\/\">Hi\u1ec7n t\u01b0\u1ee3ng s\u1ee7i b\u1ecdt<\/a>:<\/strong> xung \u0111\u1ed9ng, t\u1ea7n s\u1ed1 cao h\u01a1n v\u00e0 ph\u1ee5 thu\u1ed9c v\u00e0o NPSH.<\/li>\n<li><strong>C\u1ea3 hai:<\/strong> c\u00f3 th\u1ec3 t\u1ed3n t\u1ea1i c\u00f9ng nhau, v\u00e0 c\u1ea3 hai t\u1ea1o ra \u0111\u1ed9 rung d\u1ea3i r\u1ed9ng.<\/li>\n<\/ul>\n<h3>H\u1ed7n lo\u1ea1n so v\u1edbi tu\u1ea7n ho\u00e0n l\u1ea1i<\/h3>\n<ul>\n<li><strong>S\u1ef1 nhi\u1ec5u lo\u1ea1n:<\/strong> ng\u1eabu nhi\u00ean, d\u1ea3i r\u1ed9ng v\u00e0 c\u00f3 m\u1eb7t \u1edf t\u1ea5t c\u1ea3 c\u00e1c d\u00f2ng ch\u1ea3y.<\/li>\n<li><strong><a href=\"https:\/\/vibromera.eu\/vi\/glossary\/recirculation\/\">Tu\u1ea7n ho\u00e0n<\/a>:<\/strong> m\u1ed9t t\u00ecnh tr\u1ea1ng kh\u00f4ng \u1ed5n \u0111\u1ecbnh \u0111\u01b0\u1ee3c t\u1ed5 ch\u1ee9c v\u1edbi c\u00e1c xung \u0111\u1ed9ng t\u1ea7n s\u1ed1 th\u1ea5p ch\u1ec9 xu\u1ea5t hi\u1ec7n \u1edf d\u00f2ng ch\u1ea3y th\u1ea5p.<\/li>\n<li><strong>M\u1ed1i quan h\u1ec7:<\/strong> c\u00e1c v\u00f9ng tu\u1ea7n ho\u00e0n l\u1ea1i l\u00e0 nh\u1eefng v\u00f9ng c\u00f3 s\u1ef1 nhi\u1ec5u lo\u1ea1n d\u00f2ng ch\u1ea3y r\u1ea5t cao.<\/li>\n<\/ul>\n<p>C\u0169ng n\u00ean t\u00e1ch ri\u00eang s\u1ef1 nhi\u1ec5u lo\u1ea1n d\u00f2ng ch\u1ea3y t\u1eeb kh\u00e1i ni\u1ec7m r\u1ed9ng h\u01a1n v\u1ec1 <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/turbulence\/\">s\u1ef1 nhi\u1ec5u lo\u1ea1n d\u00f2ng ch\u1ea3y nh\u01b0 n\u00f3 xu\u1ea5t hi\u1ec7n trong t\u00edn hi\u1ec7u \u0111\u1ed9 rung<\/a>, v\u00e0 t\u1eeb c\u00e1c t\u1ea3i \u0111\u1ed9ng l\u1ef1c h\u1ecdc \u0111\u01b0\u1ee3c li\u1ec7t k\u00ea d\u01b0\u1edbi <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/aerodynamic-forces\/\">l\u1ef1c kh\u00ed \u0111\u1ed9ng h\u1ecdc<\/a> \u2014 c\u00f9ng m\u1ed9t v\u1eadt l\u00fd, nh\u00ecn t\u1eeb g\u00f3c \u0111\u1ed9 c\u1ea5u tr\u00fac c\u1ee7a m\u00e1y.<\/p>\n<p>\u0110\u1ed9 r\u1ed1i lo\u1ea1n c\u1ee7a d\u00f2ng ch\u1ea3y l\u00e0 m\u1ed9t \u0111\u1eb7c t\u00ednh v\u1ed1n c\u00f3 c\u1ee7a d\u00f2ng ch\u1ea3y ch\u1ea5t l\u1ecfng t\u1ed1c \u0111\u1ed9 cao trong m\u00e1y quay. M\u1eb7c d\u00f9 kh\u00f4ng th\u1ec3 tr\u00e1nh kh\u1ecfi, c\u01b0\u1eddng \u0111\u1ed9 v\u00e0 \u1ea3nh h\u01b0\u1edfng c\u1ee7a n\u00f3 c\u00f3 th\u1ec3 \u0111\u01b0\u1ee3c ki\u1ec3m so\u00e1t th\u00f4ng qua thi\u1ebft k\u1ebf l\u1ed1i v\u00e0o \u00e2m thanh, ho\u1ea1t \u0111\u1ed9ng g\u1ea7n \u0111i\u1ec3m thi\u1ebft k\u1ebf v\u00e0 t\u1ed1i \u01b0u h\u00f3a d\u00f2ng ch\u1ea3y c\u1ea9n th\u1eadn. Hi\u1ec3u \u0111\u1ed9 r\u1ed1i lo\u1ea1n l\u00e0 ngu\u1ed3n c\u1ee7a rung \u0111\u1ed9ng d\u1ea3i r\u1ed9ng v\u00e0 ti\u1ebfng \u1ed3n cho ph\u00e9p m\u1ed9t nh\u00e0 ph\u00e2n t\u00edch ph\u00e2n t\u00e1ch n\u00f3 m\u1ed9t c\u00e1ch r\u00f5 r\u00e0ng t\u1eeb c\u00e1c l\u1ed7i c\u01a1 h\u1ecdc t\u1ea7n s\u1ed1 r\u1eddi r\u1ea1c v\u00e0 h\u01b0\u1edbng n\u1ed7 l\u1ef1c kh\u1eafc ph\u1ee5c v\u1ec1 ph\u00eda \u0111i\u1ec1u ki\u1ec7n d\u00f2ng ch\u1ea3y thay v\u00ec s\u1eeda ch\u1eefa c\u01a1 h\u1ecdc.<\/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 s\u1ef1 nhi\u1ec5u lo\u1ea1n d\u00f2ng ch\u1ea3y trong m\u00e1y b\u01a1m v\u00e0 qu\u1ea1t, chuy\u1ec3n \u0111\u1ed9ng h\u1ed7n lo\u1ea1n c\u1ee7a ch\u1ea5t l\u1ecfng t\u1ea1o ra rung \u0111\u1ed9ng b\u0103ng th\u00f4ng r\u1ed9ng, ti\u1ebfng \u1ed3n v\u00e0 m\u1ea5t hi\u1ec7u su\u1ea5t, t\u0103ng c\u01b0\u1eddng \u1edf \u0111i\u1ec1u ki\u1ec7n v\u1eadn h\u00e0nh ngo\u00e0i thi\u1ebft k\u1ebf.<\/p>","protected":false},"featured_media":0,"template":"","meta":{"ai_generated_summary":"","footnotes":""},"categories":[109,110],"tags":[],"class_list":["post-121","glossary","type-glossary","status-publish","hentry","category-glossary","category-vibration-diagnostics"],"_links":{"self":[{"href":"https:\/\/vibromera.eu\/vi\/wp-json\/wp\/v2\/glossary\/121","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\/121\/revisions"}],"predecessor-version":[{"id":101334,"href":"https:\/\/vibromera.eu\/vi\/wp-json\/wp\/v2\/glossary\/121\/revisions\/101334"}],"wp:attachment":[{"href":"https:\/\/vibromera.eu\/vi\/wp-json\/wp\/v2\/media?parent=121"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vibromera.eu\/vi\/wp-json\/wp\/v2\/categories?post=121"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vibromera.eu\/vi\/wp-json\/wp\/v2\/tags?post=121"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}