{"id":20646,"date":"2025-10-31T00:25:51","date_gmt":"2025-10-31T00:25:51","guid":{"rendered":"https:\/\/vibromera.eu\/glossary\/laser-vibrometry\/"},"modified":"2026-05-23T22:45:22","modified_gmt":"2026-05-23T22:45:22","slug":"laser-vibrometry","status":"publish","type":"glossary","link":"https:\/\/vibromera.eu\/vi\/glossary\/laser-vibrometry\/","title":{"rendered":"\u0110o rung \u0111\u1ed9ng b\u1eb1ng laser l\u00e0 g\u00ec? \u0110o quang h\u1ecdc kh\u00f4ng ti\u1ebfp x\u00fac"},"content":{"rendered":"<h1>Hi\u1ec3u v\u1ec1 ph\u00e9p \u0111o rung \u0111\u1ed9ng b\u1eb1ng laser<\/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\/20646?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\/20646?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\/20646?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\/20646?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\/20646?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\/20646?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\/20646?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\/20646?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\/20646?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\/20646?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\/20646?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\/20646?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\/20646?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\/20646?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>\u0110o rung \u0111\u1ed9ng b\u1eb1ng laser<\/strong> l\u00e0 m\u1ed9t k\u1ef9 thu\u1eadt quang h\u1ecdc kh\u00f4ng ti\u1ebfp x\u00fac \u0111\u1ec3 \u0111o l\u01b0\u1eddng <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/vibration\/\">rung \u0111\u1ed9ng<\/a> <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/velocity\/\">v\u1eadn t\u1ed1c<\/a> and <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/displacement\/\">s\u1ef1 d\u1ecbch chuy\u1ec3n<\/a> t\u1eeb s\u1ef1 d\u1ecbch chuy\u1ec3n Doppler c\u1ee7a \u00e1nh s\u00e1ng laser ph\u1ea3n x\u1ea1 t\u1eeb m\u1ed9t b\u1ec1 m\u1eb7t \u0111ang chuy\u1ec3n \u0111\u1ed9ng. M\u00e1y \u0111o dao \u0111\u1ed9ng Doppler laser (LDV) chi\u1ebfu ch\u00f9m tia v\u00e0o m\u1ee5c ti\u00eau; khi b\u1ec1 m\u1eb7t chuy\u1ec3n \u0111\u1ed9ng, t\u1ea7n s\u1ed1 c\u1ee7a \u00e1nh s\u00e1ng ph\u1ea3n x\u1ea1 s\u1ebd d\u1ecbch chuy\u1ec3n theo t\u1ef7 l\u1ec7 ch\u00ednh x\u00e1c v\u1edbi v\u1eadn t\u1ed1c c\u1ee7a b\u1ec1 m\u1eb7t. Thi\u1ebft b\u1ecb n\u00e0y ph\u00e1t hi\u1ec7n s\u1ef1 d\u1ecbch chuy\u1ec3n t\u1ea7n s\u1ed1 \u0111\u00f3 b\u1eb1ng ph\u01b0\u01a1ng ph\u00e1p giao thoa v\u00e0 chuy\u1ec3n \u0111\u1ed5i n\u00f3 tr\u1edf l\u1ea1i th\u00e0nh t\u00edn hi\u1ec7u v\u1eadn t\u1ed1c \u2014 t\u1ea5t c\u1ea3 \u0111\u1ec1u \u0111\u01b0\u1ee3c th\u1ef1c hi\u1ec7n m\u00e0 kh\u00f4ng c\u1ea7n ch\u1ea1m v\u00e0o v\u1eadt th\u1ec3, kh\u00f4ng l\u00e0m t\u0103ng kh\u1ed1i l\u01b0\u1ee3ng c\u1ee7a n\u00f3, c\u0169ng nh\u01b0 kh\u00f4ng c\u1ea7n chu\u1ea9n b\u1ecb b\u1ec1 m\u1eb7t ngo\u00e0i vi\u1ec7c \u0111\u1ea3m b\u1ea3o n\u00f3 c\u00f3 th\u1ec3 quan s\u00e1t \u0111\u01b0\u1ee3c b\u1eb1ng quang h\u1ecdc.<\/p>\n<p>S\u1ef1 t\u1ef1 do kh\u00f4ng b\u1ecb c\u1ea3n tr\u1edf \u0111\u00f3 gi\u00fap th\u1ef1c hi\u1ec7n \u0111\u01b0\u1ee3c nh\u1eefng ph\u00e9p \u0111o v\u1ed1n kh\u00f3 kh\u0103n ho\u1eb7c th\u1eadm ch\u00ed l\u00e0 ho\u00e0n to\u00e0n kh\u00f4ng th\u1ec3 th\u1ef1c hi\u1ec7n \u0111\u01b0\u1ee3c khi s\u1eed d\u1ee5ng thi\u1ebft b\u1ecb g\u1eafn c\u1ed1 \u0111\u1ecbnh <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/accelerometer\/\">c\u1ea3m bi\u1ebfn gia t\u1ed1c<\/a>: c\u00e1c b\u1ed9 ph\u1eadn quay, c\u00e1c c\u1ea5u tr\u00fac nh\u1eb9 \u0111\u1ebfn m\u1ee9c ch\u00ednh kh\u1ed1i l\u01b0\u1ee3ng c\u1ee7a c\u1ea3m bi\u1ebfn c\u0169ng c\u00f3 th\u1ec3 l\u00e0m sai l\u1ec7ch k\u1ebft qu\u1ea3, c\u00e1c \u0111i\u1ec3m n\u1eb1m s\u00e2u b\u00ean trong m\u00e1y m\u00f3c, c\u00e1c b\u1ec1 m\u1eb7t n\u00f3ng, v\u00e0 c\u00e1c cu\u1ed9c kh\u1ea3o s\u00e1t nhanh qu\u00e9t h\u00e0ng tr\u0103m \u0111i\u1ec3m tr\u00ean m\u1ed9t t\u1ea5m panel l\u1edbn. C\u00e1c thi\u1ebft b\u1ecb LDV l\u00e0 nh\u1eefng thi\u1ebft b\u1ecb \u0111\u1eaft ti\u1ec1n, nh\u01b0ng \u0111\u1ed1i v\u1edbi c\u00e1c \u1ee9ng d\u1ee5ng cao c\u1ea5p <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/modal-analysis\/\">ph\u00e2n t\u00edch modal<\/a> v\u00e0 v\u1ec1 kh\u1ea3 n\u0103ng kh\u1eafc ph\u1ee5c s\u1ef1 c\u1ed1 chuy\u00ean s\u00e2u, h\u1ecd th\u1ef1c s\u1ef1 kh\u00f4ng c\u00f3 \u0111\u1ed1i th\u1ee7.<\/p>\n<h2>1. Nguy\u00ean l\u00fd ho\u1ea1t \u0111\u1ed9ng<\/h2>\n<p>Ph\u01b0\u01a1ng ph\u00e1p n\u00e0y d\u1ef1a tr\u00ean hi\u1ec7u \u1ee9ng Doppler quang h\u1ecdc \u2014 hi\u1ec7n t\u01b0\u1ee3ng d\u1ecbch t\u1ea7n s\u1ed1 khi\u1ebfn \u00e2m thanh c\u00f2i b\u00e1o \u0111\u1ed9ng tr\u1edf n\u00ean cao h\u01a1n khi n\u00f3 \u0111ang ti\u1ebfn l\u1ea1i g\u1ea7n, \u0111\u01b0\u1ee3c \u00e1p d\u1ee5ng cho \u00e1nh s\u00e1ng v\u00e0 \u0111o l\u01b0\u1eddng th\u00f4ng qua hi\u1ec7n t\u01b0\u1ee3ng giao thoa.<\/p>\n<h3>D\u00e2y chuy\u1ec1n laser Doppler<\/h3>\n<ol>\n<li><strong>Ph\u00e1t x\u1ea1 laser:<\/strong> m\u1ed9t ch\u00f9m tia \u0111\u1ed3ng nh\u1ea5t, th\u01b0\u1eddng \u0111\u01b0\u1ee3c t\u1ea1o ra t\u1eeb laser heli-neon \u1edf b\u01b0\u1edbc s\u00f3ng 633 nm (m\u00e0u \u0111\u1ecf trong d\u1ea3i \u00e1nh s\u00e1ng nh\u00ecn th\u1ea5y).<\/li>\n<li><strong>Ph\u00e2n t\u00e1ch ch\u00f9m tia:<\/strong> Tia s\u00e1ng \u0111\u01b0\u1ee3c chia th\u00e0nh m\u1ed9t tia \u0111o h\u01b0\u1edbng v\u00e0o m\u1ee5c ti\u00eau v\u00e0 m\u1ed9t tia tham chi\u1ebfu b\u00ean trong.<\/li>\n<li><strong>S\u1ef1 ph\u1ea3n x\u1ea1:<\/strong> tia \u0111o ph\u1ea3n x\u1ea1 l\u1ea1i t\u1eeb b\u1ec1 m\u1eb7t \u0111ang rung \u0111\u1ed9ng.<\/li>\n<li><strong>Hi\u1ec7u \u1ee9ng Doppler:<\/strong> T\u1ea7n s\u1ed1 c\u1ee7a \u00e1nh s\u00e1ng ph\u1ea3n x\u1ea1 b\u1ecb d\u1ecbch chuy\u1ec3n b\u1edfi v\u1eadn t\u1ed1c t\u1ee9c th\u1eddi c\u1ee7a b\u1ec1 m\u1eb7t.<\/li>\n<li><strong>S\u1ef1 can thi\u1ec7p:<\/strong> tia ph\u1ea3n x\u1ea1 \u0111\u01b0\u1ee3c k\u1ebft h\u1ee3p l\u1ea1i v\u1edbi tia chu\u1ea9n.<\/li>\n<li><strong>Ph\u00e1t hi\u1ec7n:<\/strong> T\u1ea7n s\u1ed1 ch\u00eanh l\u1ec7ch do hi\u1ec7n t\u01b0\u1ee3ng giao thoa \u0111\u00f3 t\u1ea1o ra b\u1eb1ng v\u1edbi hi\u1ec7u \u1ee9ng Doppler.<\/li>\n<li><strong>Gi\u1ea3i \u0111i\u1ec1u ch\u1ebf:<\/strong> T\u1ea7n s\u1ed1 Doppler \u0111\u01b0\u1ee3c gi\u1ea3i m\u00e3 th\u00e0nh v\u1eadn t\u1ed1c t\u1ef7 l\u1ec7 thu\u1eadn v\u1edbi chuy\u1ec3n \u0111\u1ed9ng c\u1ee7a b\u1ec1 m\u1eb7t.<\/li>\n<\/ol>\n<h3>Ch\u1ec9 s\u1ed1 n\u00e0y \u0111o l\u01b0\u1eddng \u0111i\u1ec1u g\u00ec<\/h3>\n<ul>\n<li><strong>\u0110\u1ea1i l\u01b0\u1ee3ng \u0111\u1ea7u ra ch\u00ednh \u2014 v\u1eadn t\u1ed1c,<\/strong> \u0111\u01b0\u1ee3c x\u00e1c \u0111\u1ecbnh tr\u1ef1c ti\u1ebfp t\u1eeb hi\u1ec7u \u1ee9ng Doppler.<\/li>\n<li><strong>S\u1ef1 d\u1ecbch chuy\u1ec3n,<\/strong> qua <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/integration\/\">t\u00edch ph\u00e2n<\/a> t\u1ed1c \u0111\u1ed9.<\/li>\n<li><strong>T\u0103ng t\u1ed1c,<\/strong> qua <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/differentiation\/\">ph\u00e2n bi\u1ec7t<\/a> t\u1ed1c \u0111\u1ed9 \u2014 vi\u1ec7c chuy\u1ec3n \u0111\u1ed5i sang <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/acceleration\/\">gia t\u1ed1c<\/a> l\u00e0 m\u1ed9t b\u01b0\u1edbc x\u1eed l\u00fd sau th\u00f4ng th\u01b0\u1eddng.<\/li>\n<li><strong>D\u1ea3i t\u1ea7n s\u1ed1:<\/strong> t\u1eeb DC \u0111\u1ebfn kho\u1ea3ng 1,5 MHz t\u00f9y theo m\u1eabu \u2014 v\u01b0\u1ee3t xa ph\u1ea1m vi ho\u1ea1t \u0111\u1ed9ng c\u1ee7a h\u1ea7u h\u1ebft c\u00e1c c\u1ea3m bi\u1ebfn ti\u1ebfp x\u00fac.<\/li>\n<li><strong>Ph\u1ea1m vi bi\u00ean \u0111\u1ed9:<\/strong> t\u1eeb nanomet \u0111\u1ebfn milimet, m\u1ed9t d\u1ea3i \u0111\u1ed9ng c\u1ef1c k\u1ef3 r\u1ed9ng.<\/li>\n<\/ul>\n<h2>2. \u01afu \u0111i\u1ec3m<\/h2>\n<p>T\u1ea5t c\u1ea3 nh\u1eefng l\u1ee3i \u00edch n\u00e0y \u0111\u1ec1u xu\u1ea5t ph\u00e1t t\u1eeb m\u1ed9t th\u1ef1c t\u1ebf \u2014 kh\u00f4ng c\u00f3 v\u1eadt g\u00ec ch\u1ea1m v\u00e0o ph\u00f4i gia c\u00f4ng.<\/p>\n<ul>\n<li><strong>Ho\u00e0n to\u00e0n kh\u00f4ng ti\u1ebfp x\u00fac:<\/strong> Kh\u00f4ng g\u00e2y t\u1ea3i tr\u1ecdng, l\u00fd t\u01b0\u1edfng cho c\u00e1c k\u1ebft c\u1ea5u nh\u1eb9, c\u00f3 kh\u1ea3 n\u0103ng \u0111o c\u00e1c b\u1ec1 m\u1eb7t quay nh\u01b0 c\u00e1nh qu\u1ea1t v\u00e0 tr\u1ee5c, \u0111\u1ed3ng th\u1eddi kh\u00f4ng c\u1ea7n th\u1eddi gian l\u1eafp \u0111\u1eb7t hay keo d\u00e1n.<\/li>\n<li><strong>Kh\u1ea3 n\u0103ng ti\u1ebfp c\u1eadn:<\/strong> N\u00f3 c\u00f3 th\u1ec3 ti\u1ebfp c\u1eadn nh\u1eefng v\u1ecb tr\u00ed m\u00e0 c\u1ea3m bi\u1ebfn ti\u1ebfp x\u00fac kh\u00f4ng th\u1ec3 t\u1edbi \u0111\u01b0\u1ee3c \u2014 \u0111o t\u1eeb kho\u1ea3ng c\u00e1ch h\u00e0ng m\u00e9t, xuy\u00ean qua c\u1eeda s\u1ed5 ho\u1eb7c c\u00e1c c\u1ed5ng quang h\u1ecdc, v\u00e0 tr\u00ean c\u00e1c b\u1ec1 m\u1eb7t n\u00f3ng, bu\u1ed3ng ch\u00e2n kh\u00f4ng ho\u1eb7c khu v\u1ef1c nguy hi\u1ec3m.<\/li>\n<li><strong>\u0110\u1ed9 ph\u00e2n gi\u1ea3i kh\u00f4ng gian:<\/strong> h\u1ec7 th\u1ed1ng qu\u00e9t qu\u00e9t nhanh qua b\u1ec1 m\u1eb7t, thu th\u1eadp h\u00e0ng tr\u0103m \u0111i\u1ec3m ch\u1ec9 trong v\u00e0i ph\u00fat, \u0111i\u1ec1u n\u00e0y gi\u00fap <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/ods-analysis\/\">h\u00ecnh d\u1ea1ng bi\u1ebfn d\u1ea1ng khi ho\u1ea1t \u0111\u1ed9ng<\/a> v\u00e0 \u0111\u1ea7y \u0111\u1ee7 <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/mode-shape\/\">h\u00ecnh d\u1ea1ng ch\u1ebf \u0111\u1ed9<\/a> d\u1ec5 d\u00e0ng th\u1ef1c hi\u1ec7n; c\u00e1c h\u1ec7 th\u1ed1ng 3D m\u1edf r\u1ed9ng kh\u1ea3 n\u0103ng n\u00e0y sang chuy\u1ec3n \u0111\u1ed9ng kh\u00f4ng gian to\u00e0n di\u1ec7n.<\/li>\n<li><strong>B\u0103ng th\u00f4ng r\u1ed9ng:<\/strong> \u0110\u00e1p \u1ee9ng DC th\u1ef1c (bi\u1ebfn v\u1ecb th\u1ef1c) l\u00ean \u0111\u1ebfn t\u1ea7n s\u1ed1 megahertz, t\u1ea5t c\u1ea3 ch\u1ec9 t\u1eeb m\u1ed9t thi\u1ebft b\u1ecb duy nh\u1ea5t.<\/li>\n<\/ul>\n<h2>3. H\u1ea1n ch\u1ebf<\/h2>\n<p>Nh\u1eefng t\u00ednh n\u0103ng \u0111\u00f3 \u0111i k\u00e8m v\u1edbi nh\u1eefng h\u1ea1n ch\u1ebf th\u1ef1c t\u1ebf, khi\u1ebfn LDV ch\u1ec9 ph\u00f9 h\u1ee3p cho c\u00e1c c\u00f4ng vi\u1ec7c chuy\u00ean bi\u1ec7t ch\u1ee9 kh\u00f4ng ph\u1ea3i l\u00e0 m\u1ed9t c\u00f4ng c\u1ee5 d\u00f9ng h\u00e0ng ng\u00e0y.<\/p>\n<ul>\n<li><strong>Chi ph\u00ed cao:<\/strong> C\u00e1c h\u1ec7 th\u1ed1ng n\u00e0y c\u00f3 quy m\u00f4 t\u1eeb kho\u1ea3ng 1.500.000 \u0111\u1ebfn h\u01a1n 200.000.000, do \u0111\u00f3 ch\u00fang kh\u00f4ng ph\u00f9 h\u1ee3p cho vi\u1ec7c gi\u00e1m s\u00e1t th\u01b0\u1eddng xuy\u00ean m\u00e0 ch\u1ec9 \u0111\u01b0\u1ee3c d\u00e0nh ri\u00eang cho nghi\u00ean c\u1ee9u v\u00e0 c\u00e1c v\u1ea5n \u0111\u1ec1 c\u00f3 gi\u00e1 tr\u1ecb cao.<\/li>\n<li><strong>Y\u00eau c\u1ea7u t\u1ea7m nh\u00ecn tr\u1ef1c ti\u1ebfp:<\/strong> \u0110\u01b0\u1eddng truy\u1ec1n quang h\u1ecdc \u0111\u1ebfn m\u1ee5c ti\u00eau ph\u1ea3i ho\u00e0n to\u00e0n th\u00f4ng tho\u00e1ng; c\u00e1c v\u1eadt c\u1ea3n v\u00e0 thi\u1ebft b\u1ecb \u0111\u01b0\u1ee3c bao b\u1ecdc k\u00edn s\u1ebd l\u00e0m ph\u01b0\u01a1ng ph\u00e1p n\u00e0y kh\u00f4ng hi\u1ec7u qu\u1ea3.<\/li>\n<li><strong>Y\u00eau c\u1ea7u v\u1ec1 b\u1ec1 m\u1eb7t:<\/strong> M\u1ee5c ti\u00eau ph\u1ea3i ph\u1ea3n x\u1ea1 tia laser m\u1ed9t c\u00e1ch hi\u1ec7u qu\u1ea3. C\u00e1c b\u1ec1 m\u1eb7t s\u00e1ng nh\u01b0 g\u01b0\u01a1ng c\u00f3 th\u1ec3 l\u00e0m gi\u1ea3m t\u00edn hi\u1ec7u \u0111\u1ebfn b\u1ed9 c\u1ea3m bi\u1ebfn v\u00e0 c\u00f3 th\u1ec3 c\u1ea7n <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/reflective-tape\/\">b\u0103ng ph\u1ea3n quang<\/a> ho\u1eb7c m\u1ed9t l\u1edbp s\u01a1n t\u0129nh \u0111i\u1ec7n m\u1ecfng, trong khi c\u00e1c v\u1eadt li\u1ec7u trong su\u1ed1t l\u1ea1i kh\u00f3 th\u1ef1c hi\u1ec7n.<\/li>\n<li><strong>\u0110\u1ed9 nh\u1ea1y c\u1ea3m v\u1edbi m\u00f4i tr\u01b0\u1eddng:<\/strong> D\u00f2ng kh\u00ed, b\u1ee5i v\u00e0 s\u01b0\u01a1ng d\u1ea7u l\u00e0m t\u00e1n x\u1ea1 ch\u00f9m tia, s\u1ef1 ch\u00eanh l\u1ec7ch nhi\u1ec7t \u0111\u1ed9 khi\u1ebfn ch\u00f9m tia b\u1ecb l\u1ec7ch h\u01b0\u1edbng, v\u00e0 b\u1ea5t k\u1ef3 rung \u0111\u1ed9ng n\u00e0o c\u1ee7a ch\u00ednh thi\u1ebft b\u1ecb LDV c\u0169ng l\u00e0m sai l\u1ec7ch k\u1ebft qu\u1ea3 \u0111o \u2014 do \u0111\u00f3, vi\u1ec7c l\u1eafp \u0111\u1eb7t ch\u1eafc ch\u1eafn v\u00e0 c\u00e1ch ly l\u00e0 \u0111i\u1ec1u c\u1ea7n thi\u1ebft.<\/li>\n<\/ul>\n<h2>4. \u1ee8ng d\u1ee5ng<\/h2>\n<p>Ph\u01b0\u01a1ng ph\u00e1p \u0111o dao \u0111\u1ed9ng b\u1eb1ng laser ph\u00e1t huy hi\u1ec7u qu\u1ea3 \u1edf nh\u1eefng n\u01a1i m\u00e0 c\u1ea3m bi\u1ebfn ti\u1ebfp x\u00fac kh\u00f4ng th\u1ec3 ho\u1ea1t \u0111\u1ed9ng.<\/p>\n<ul>\n<li><strong>C\u00e1c b\u1ed9 ph\u1eadn quay:<\/strong> dao \u0111\u1ed9ng c\u1ee7a c\u00e1nh qu\u1ea1t trong tuabin, qu\u1ea1t v\u00e0 m\u00e1y n\u00e9n; t\u1ea7n s\u1ed1 v\u00e0 \u0111\u1ed9 v\u00f5ng c\u1ee7a t\u1eebng c\u00e1nh qu\u1ea1t; <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/torsional-vibration\/\">rung \u0111\u1ed9ng xo\u1eafn<\/a> c\u1ee7a tr\u1ee5c; v\u00e0 dao \u0111\u1ed9ng r\u0103ng b\u00e1nh r\u0103ng. Ph\u01b0\u01a1ng ph\u00e1p n\u00e0y b\u1ed5 sung cho c\u00e1c k\u1ef9 thu\u1eadt chuy\u00ean d\u1ee5ng d\u00e0nh cho c\u00e1nh quay nh\u01b0 <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/blade-tip-timing\/\">\u0111o th\u1eddi \u0111i\u1ec3m \u0111\u1ea7u c\u00e1nh<\/a>.<\/li>\n<li><strong>C\u1ea5u tr\u00fac nh\u1eb9:<\/strong> b\u1ea3ng m\u1ea1ch \u0111i\u1ec7n t\u1eed v\u00e0 thi\u1ebft b\u1ecb MEMS, t\u1ea5m m\u1ecfng v\u00e0 m\u00e0ng \u2014 b\u1ea5t c\u1ee9 n\u01a1i n\u00e0o c\u00f3 c\u1ea3m bi\u1ebfn \u0111\u01b0\u1ee3c l\u1eafp \u0111\u1eb7t <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/mounting\/\">kh\u1ed1i<\/a> s\u1ebd l\u00e0m thay \u0111\u1ed5i ch\u00ednh chuy\u1ec3n \u0111\u1ed9ng \u0111ang \u0111\u01b0\u1ee3c \u0111o.<\/li>\n<li><strong>Ph\u00e2n t\u00edch ph\u01b0\u01a1ng th\u1ee9c:<\/strong> X\u00e1c \u0111\u1ecbnh h\u00ecnh d\u1ea1ng bi\u1ebfn d\u1ea1ng khi ho\u1ea1t \u0111\u1ed9ng v\u00e0 h\u00ecnh d\u1ea1ng ch\u1ebf \u0111\u1ed9, kh\u1ea3o s\u00e1t kh\u00f4ng gian nhanh ch\u00f3ng v\u1edbi h\u00e0ng tr\u0103m \u0111i\u1ec3m, c\u00f9ng v\u1edbi c\u00e1c m\u00f4 ph\u1ecfng \u0111\u1ed9ng th\u1ec3 hi\u1ec7n c\u00e1ch m\u1ed9t c\u00f4ng tr\u00ecnh th\u1ef1c s\u1ef1 bi\u1ebfn d\u1ea1ng.<\/li>\n<li><strong>M\u00f4i tr\u01b0\u1eddng \u0111\u1eb7c bi\u1ec7t:<\/strong> \u0111o nhi\u1ec7t \u0111\u1ed9 b\u1ec1 m\u1eb7t \u1edf nhi\u1ec7t \u0111\u1ed9 cao t\u1eeb kho\u1ea3ng c\u00e1ch an to\u00e0n, bu\u1ed3ng ch\u00e2n kh\u00f4ng v\u00e0 ph\u00f2ng s\u1ea1ch (kh\u00f4ng g\u00e2y \u00f4 nhi\u1ec5m c\u1ea3m bi\u1ebfn), c\u0169ng nh\u01b0 kh\u1ea3o s\u00e1t t\u1eeb xa c\u00e1c khu v\u1ef1c nguy hi\u1ec3m.<\/li>\n<\/ul>\n<h2>5. C\u00e1c lo\u1ea1i m\u00e1y \u0111o dao \u0111\u1ed9ng b\u1eb1ng laser<\/h2>\n<p>D\u00f2ng s\u1ea3n ph\u1ea9m n\u00e0y bao g\u1ed3m t\u1eeb c\u00e1c thanh \u0111\u01a1n c\u1ed1 \u0111\u1ecbnh \u0111\u1ebfn c\u00e1c h\u1ec7 th\u1ed1ng ba chi\u1ec1u ho\u00e0n ch\u1ec9nh, v\u1edbi s\u1ef1 c\u00e2n b\u1eb1ng gi\u1eefa kh\u1ea3 n\u0103ng v\u00e0 chi ph\u00ed.<\/p>\n<ul>\n<li><strong>LDV m\u1ed9t \u0111i\u1ec3m:<\/strong> \u0111o t\u1eebng v\u1ecb tr\u00ed m\u1ed9t, qu\u00e9t b\u1eb1ng tay ho\u1eb7c b\u1eb1ng \u0111\u1ed9ng c\u01a1; \u0111\u00e2y l\u00e0 lo\u1ea1i ph\u1ed5 bi\u1ebfn v\u00e0 ti\u1ebft ki\u1ec7m nh\u1ea5t.<\/li>\n<li><strong>Qu\u00e9t LDV:<\/strong> M\u1ed9t g\u01b0\u01a1ng \u0111i\u1ec1u h\u01b0\u1edbng qu\u00e9t ch\u00f9m tia d\u1ecdc theo b\u1ec1 m\u1eb7t, \u0111o l\u01b0\u1eddng nhi\u1ec1u \u0111i\u1ec3m theo th\u1ee9 t\u1ef1 \u0111\u1ec3 th\u1ef1c hi\u1ec7n c\u00f4ng vi\u1ec7c ODS t\u1ef1 \u0111\u1ed9ng.<\/li>\n<li><strong>3D LDV:<\/strong> Ba ch\u00f9m tia t\u1eeb c\u00e1c g\u00f3c \u0111\u1ed9 kh\u00e1c nhau ph\u00e2n t\u00e1ch chuy\u1ec3n \u0111\u1ed9ng th\u00e0nh c\u00e1c th\u00e0nh ph\u1ea7n theo tr\u1ee5c X, Y v\u00e0 Z \u0111\u1ec3 m\u00f4 t\u1ea3 \u0111\u1ea7y \u0111\u1ee7 kh\u00f4ng gian ba chi\u1ec1u \u2014 v\u00e0 \u0111\u00e2y l\u00e0 ph\u01b0\u01a1ng \u00e1n t\u1ed1n k\u00e9m nh\u1ea5t.<\/li>\n<li><strong>LDV quay:<\/strong> \u0111\u01b0\u1ee3c thi\u1ebft k\u1ebf chuy\u00ean d\u1ee5ng \u0111\u1ec3 theo d\u00f5i m\u1ed9t \u0111i\u1ec3m tr\u00ean b\u1ec1 m\u1eb7t quay, d\u00e0nh ri\u00eang cho vi\u1ec7c \u0111o l\u01b0\u1eddng dao \u0111\u1ed9ng xo\u1eafn.<\/li>\n<\/ul>\n<h2>6. C\u00e1c ph\u01b0\u01a1ng ph\u00e1p hay nh\u1ea5t trong \u0111o l\u01b0\u1eddng<\/h2>\n<p>D\u1eef li\u1ec7u LDV \u0111\u00e1ng tin c\u1eady ph\u1ee5 thu\u1ed9c v\u00e0o vi\u1ec7c thi\u1ebft l\u1eadp kh\u00f4ng k\u00e9m g\u00ec so v\u1edbi thi\u1ebft b\u1ecb.<\/p>\n<p><strong>C\u00e0i \u0111\u1eb7t:<\/strong> G\u1eafn ch\u1eb7t c\u1ea3m bi\u1ebfn LDV l\u00ean gi\u00e1 ba ch\u00e2n ho\u1eb7c gi\u00e1 \u0111\u1ee1, c\u0103n ch\u1ec9nh sao cho n\u00f3 vu\u00f4ng g\u00f3c v\u1edbi b\u1ec1 m\u1eb7t \u0111\u1ec3 c\u00f3 th\u1ec3 ph\u00e1t hi\u1ec7n chuy\u1ec3n \u0111\u1ed9ng di chuy\u1ec3n th\u1eb3ng v\u1ec1 ph\u00eda v\u00e0 ra xa b\u1ec1 m\u1eb7t \u0111\u00f3, ho\u1ea1t \u0111\u1ed9ng \u1edf kho\u1ea3ng c\u00e1ch t\u1ed1i \u01b0u (th\u01b0\u1eddng l\u00e0 0,3\u20135 m), \u0111\u1ed3ng th\u1eddi h\u1ea1n ch\u1ebf t\u1ed1i \u0111a lu\u1ed3ng kh\u00f4ng kh\u00ed, s\u01b0\u01a1ng m\u00f9 v\u00e0 c\u00e1c rung \u0111\u1ed9ng ng\u1eabu nhi\u00ean xung quanh \u0111\u01b0\u1eddng \u0111i c\u1ee7a ch\u00f9m tia.<\/p>\n<p><strong>B\u1ec1 m\u1eb7t m\u1ee5c ti\u00eau:<\/strong> M\u1ed9t b\u1ec1 m\u1eb7t s\u1ea1ch, c\u00f3 kh\u1ea3 n\u0103ng ph\u1ea3n x\u1ea1 khu\u1ebfch t\u00e1n s\u1ebd cho t\u00edn hi\u1ec7u t\u1ed1t nh\u1ea5t; b\u0103ng ph\u1ea3n quang gi\u00fap ph\u00e1t hi\u1ec7n c\u00e1c m\u1ee5c ti\u00eau kh\u00f3 quan s\u00e1t ho\u1eb7c n\u1eb1m trong b\u00f3ng t\u1ed1i; c\u1ea7n tr\u00e1nh hi\u1ec7n t\u01b0\u1ee3ng ph\u1ea3n x\u1ea1 g\u01b0\u01a1ng v\u00ec n\u00f3 l\u00e0m l\u1ec7ch h\u01b0\u1edbng t\u00edn hi\u1ec7u ph\u1ea3n h\u1ed3i; v\u00e0 m\u1ed9t l\u1edbp ph\u1ee7 m\u1ecfng tr\u00ean b\u1ec1 m\u1eb7t c\u00f3 th\u1ec3 h\u1eefu \u00edch trong tr\u01b0\u1eddng h\u1ee3p \u0111\u1ed9 ph\u1ea3n x\u1ea1 c\u00f2n h\u1ea1n ch\u1ebf.<\/p>\n<h2>7. So s\u00e1nh v\u1edbi c\u1ea3m bi\u1ebfn ti\u1ebfp x\u00fac<\/h2>\n<p>So v\u1edbi c\u00e1c c\u1ea3m bi\u1ebfn truy\u1ec1n th\u1ed1ng, th\u1ebf m\u1ea1nh c\u1ee7a LDV tr\u1edf n\u00ean r\u00f5 r\u00e0ng: n\u00f3 ph\u00e1t huy hi\u1ec7u qu\u1ea3 v\u01b0\u1ee3t tr\u1ed9i ch\u00ednh \u1edf nh\u1eefng n\u01a1i m\u00e0 c\u1ea3m bi\u1ebfn ti\u1ebfp x\u00fac g\u1eb7p kh\u00f3 kh\u0103n, v\u00e0 ng\u01b0\u1ee3c l\u1ea1i.<\/p>\n<table border=\"1\" style=\"width:100%; border-collapse:collapse;\">\n<tr>\n<th>T\u00ednh n\u0103ng<\/th>\n<th>C\u1ea3m bi\u1ebfn ti\u1ebfp x\u00fac<\/th>\n<th>\u0110o rung \u0111\u1ed9ng b\u1eb1ng laser<\/th>\n<\/tr>\n<tr>\n<td>T\u1ea3i tr\u1ecdng kh\u1ed1i<\/td>\n<td>C\u00f3 th\u1ec3 \u1ea3nh h\u01b0\u1edfng \u0111\u1ebfn k\u1ebft qu\u1ea3<\/td>\n<td>Kh\u00f4ng (kh\u00f4ng ti\u1ebfp x\u00fac)<\/td>\n<\/tr>\n<tr>\n<td>C\u00e0i \u0111\u1eb7t<\/td>\n<td>Y\u00eau c\u1ea7u l\u1eafp \u0111\u1eb7t<\/td>\n<td>\u0110i\u1ec3m v\u00e0 \u0111o<\/td>\n<\/tr>\n<tr>\n<td>B\u1ec1 m\u1eb7t quay<\/td>\n<td>Kh\u00f3 kh\u0103n hay kh\u00f4ng th\u1ec3<\/td>\n<td>\u0110\u01a1n gi\u1ea3n<\/td>\n<\/tr>\n<tr>\n<td>Tr\u1ecb gi\u00e1<\/td>\n<td>Th\u1ea5p ($100\u20135.000)<\/td>\n<td>Cao ($20k\u2013200k+)<\/td>\n<\/tr>\n<tr>\n<td>Theo d\u00f5i th\u01b0\u1eddng xuy\u00ean<\/td>\n<td>L\u00fd t\u01b0\u1edfng<\/td>\n<td>Kh\u00f4ng th\u1ef1c t\u1ebf<\/td>\n<\/tr>\n<tr>\n<td>Nghi\u00ean c\u1ee9u \/ chuy\u00ean \u0111\u1ec1<\/td>\n<td>Gi\u1edbi h\u1ea1n<\/td>\n<td>Xu\u1ea5t s\u1eafc<\/td>\n<\/tr>\n<\/table>\n<p>Trong th\u1ef1c ti\u1ec5n h\u00e0ng ng\u00e0y c\u1ee7a vi\u1ec7c c\u00e2n b\u1eb1ng tr\u1ee5c v\u00e0 gi\u00e1m s\u00e1t t\u00ecnh tr\u1ea1ng, c\u1ea3m bi\u1ebfn ti\u1ebfp x\u00fac v\u1eabn chi\u1ebfm \u01b0u th\u1ebf v\u1ec1 m\u1eb7t chi ph\u00ed, \u0111\u1ed9 b\u1ec1n v\u00e0 t\u00ednh ti\u1ec7n l\u1ee3i. M\u1ed9t m\u00e1y ph\u00e2n t\u00edch hai k\u00eanh c\u1ea7m tay nh\u01b0 <a href=\"https:\/\/vibromera.eu\/vi\/san-pham\/balanset-1\/\">Balanset-1A<\/a> \u0111o \u0111\u1ed9 rung b\u1eb1ng c\u00e1c c\u1ea3m bi\u1ebfn gia t\u1ed1c b\u1ec1n b\u1ec9, gi\u00e1 r\u1ebb v\u00e0 c\u00f3 th\u00f4ng s\u1ed1 k\u1ef9 thu\u1eadt \u0111\u00e3 bi\u1ebft <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/sensitivity\/\">\u0111\u1ed9 nh\u1ea1y<\/a> v\u00e0 l\u1ea5y t\u00edn hi\u1ec7u tham chi\u1ebfu pha t\u1eeb m\u1ed9t <a href=\"https:\/\/vibromera.eu\/vi\/glossary\/optical-tachometer\/\">m\u00e1y \u0111o t\u1ed1c \u0111\u1ed9 quang h\u1ecdc<\/a> vi\u1ec7c \u0111o m\u1ed9t d\u1ea3i b\u0103ng ph\u1ea3n quang \u2014 m\u1ed9t ph\u01b0\u01a1ng ph\u00e1p th\u1ef1c t\u1ebf h\u01a1n nhi\u1ec1u \u0111\u1ec3 c\u00e2n b\u1eb1ng r\u00f4to tr\u00ean ch\u00ednh tr\u1ee5c c\u1ee7a n\u00f3 so v\u1edbi vi\u1ec7c c\u0103n ch\u1ec9nh ch\u00f9m tia giao thoa trong m\u1ed9t nh\u00e0 m\u00e1y \u0111ang ho\u1ea1t \u0111\u1ed9ng. Do \u0111\u00f3, ph\u01b0\u01a1ng ph\u00e1p \u0111o rung b\u1eb1ng laser (LDV) v\u00e0 thi\u1ebft b\u1ecb \u0111o ti\u1ebfp x\u00fac l\u00e0 hai ph\u01b0\u01a1ng ph\u00e1p b\u1ed5 sung cho nhau: LDV d\u00e0nh cho ph\u00f2ng th\u00ed nghi\u1ec7m v\u00e0 c\u00e1c ph\u00e9p \u0111o \u1edf nh\u1eefng v\u1ecb tr\u00ed th\u1ef1c s\u1ef1 kh\u00f3 ti\u1ebfp c\u1eadn, c\u00f2n m\u00e1y ph\u00e2n t\u00edch ti\u1ebfp x\u00fac d\u00e0nh cho d\u00e2y chuy\u1ec1n s\u1ea3n xu\u1ea5t.<\/p>\n<p>Ph\u01b0\u01a1ng ph\u00e1p \u0111o rung b\u1eb1ng laser mang l\u1ea1i kh\u1ea3 n\u0103ng \u0111o l\u01b0\u1eddng kh\u00f4ng ti\u1ebfp x\u00fac \u0111\u1ed9c \u0111\u00e1o, c\u00f3 th\u1ec3 ph\u00e1t hi\u1ec7n c\u00e1c dao \u0111\u1ed9ng m\u00e0 c\u00e1c c\u1ea3m bi\u1ebfn truy\u1ec1n th\u1ed1ng kh\u00f4ng th\u1ec3 l\u00e0m \u0111\u01b0\u1ee3c. M\u1eb7c d\u00f9 chi ph\u00ed cao v\u00e0 \u0111\u1ed9 ph\u1ee9c t\u1ea1p khi\u1ebfn c\u00f4ng ngh\u1ec7 n\u00e0y ch\u1ee7 y\u1ebfu \u0111\u01b0\u1ee3c \u1ee9ng d\u1ee5ng trong nghi\u00ean c\u1ee9u v\u00e0 kh\u1eafc ph\u1ee5c s\u1ef1 c\u1ed1 chuy\u00ean s\u00e2u, nh\u01b0ng \u0111\u1ed1i v\u1edbi ph\u00e2n t\u00edch c\u00e1c b\u1ed9 ph\u1eadn quay, th\u1eed nghi\u1ec7m k\u1ebft c\u1ea5u nh\u1eb9 v\u00e0 kh\u1ea3o s\u00e1t kh\u00f4ng gian nhanh ch\u00f3ng, n\u00f3 v\u1eabn l\u00e0 m\u1ed9t c\u00f4ng c\u1ee5 v\u00f4 c\u00f9ng qu\u00fd gi\u00e1 trong ch\u1ea9n \u0111o\u00e1n m\u00e1y m\u00f3c ti\u00ean ti\u1ebfn v\u00e0 \u0111\u1ed9ng l\u1ef1c h\u1ecdc k\u1ebft c\u1ea5u.<\/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 ph\u00e9p \u0111o rung \u0111\u1ed9ng b\u1eb1ng laser, ph\u00e9p \u0111o quang h\u1ecdc v\u1ec1 \u0111\u1ed9 rung b\u1eb1ng hi\u1ec7u \u1ee9ng Doppler laser, cho ph\u00e9p \u0111o v\u1eadn t\u1ed1c v\u00e0 \u0111\u1ed9 d\u1ecbch chuy\u1ec3n kh\u00f4ng ti\u1ebfp x\u00fac tr\u00ean c\u00e1c b\u1ec1 m\u1eb7t quay ho\u1eb7c kh\u00f4ng th\u1ec3 ti\u1ebfp c\u1eadn.<\/p>","protected":false},"featured_media":0,"template":"","meta":{"ai_generated_summary":"","footnotes":""},"categories":[109,113],"tags":[],"class_list":["post-20646","glossary","type-glossary","status-publish","hentry","category-glossary","category-measurement"],"_links":{"self":[{"href":"https:\/\/vibromera.eu\/vi\/wp-json\/wp\/v2\/glossary\/20646","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\/20646\/revisions"}],"predecessor-version":[{"id":101356,"href":"https:\/\/vibromera.eu\/vi\/wp-json\/wp\/v2\/glossary\/20646\/revisions\/101356"}],"wp:attachment":[{"href":"https:\/\/vibromera.eu\/vi\/wp-json\/wp\/v2\/media?parent=20646"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vibromera.eu\/vi\/wp-json\/wp\/v2\/categories?post=20646"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vibromera.eu\/vi\/wp-json\/wp\/v2\/tags?post=20646"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}