{"id":191,"date":"2025-10-31T00:25:51","date_gmt":"2025-10-31T00:25:51","guid":{"rendered":"https:\/\/vibromera.eu\/glossary\/phase-angle\/"},"modified":"2026-05-23T22:37:46","modified_gmt":"2026-05-23T22:37:46","slug":"phase-angle","status":"publish","type":"glossary","link":"https:\/\/vibromera.eu\/pt\/glossary\/phase-angle\/","title":{"rendered":"O que \u00e9 \u00e2ngulo de fase? Rela\u00e7\u00e3o temporal na vibra\u00e7\u00e3o."},"content":{"rendered":"<h1>Entendendo o \u00e2ngulo de fase na vibra\u00e7\u00e3o<\/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\/pt\/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\/pt\/product\/balanset-1\/\" title=\"Equilibrador port\u00e1til e analisador de vibra\u00e7\u00f5es 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=\"Balanset-1A kit completo de balanceador port\u00e1til e analisador de vibra\u00e7\u00f5es\" 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\/pt\/product-category\/devices\/\" rel=\"tag\">Dispositivos<\/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\/pt\/product\/balanset-1\/\" title=\"Equilibrador port\u00e1til e analisador de vibra\u00e7\u00f5es Balanset-1A\">Equilibrador port\u00e1til e analisador de vibra\u00e7\u00f5es 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> + IVA (se aplic\u00e1vel)<\/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=\"\/pt\/wp-json\/wp\/v2\/glossary\/191?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=\"Adicionar\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Adicionar\" 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=\"\/pt\/wp-json\/wp\/v2\/glossary\/191?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=\"Adiciona ao carrinho: \u201cPortable balancer &amp; Vibration analyzer Balanset-1A\u201d\" rel=\"nofollow\" data-success_message=\"\u201cPortable balancer &amp; Vibration analyzer Balanset-1A\u201d foi adicionado ao seu carrinho\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Adicionar<\/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\/pt\/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\/pt\/product\/vibration-sensor\/\" title=\"Sensor de vibra\u00e7\u00e3o\">\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=\"Grande plano do sensor de vibra\u00e7\u00e3o 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\/pt\/product-category\/parts\/\" rel=\"tag\">Pe\u00e7as<\/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\/pt\/product\/vibration-sensor\/\" title=\"Sensor de vibra\u00e7\u00e3o\">Sensor de vibra\u00e7\u00e3o<\/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> + IVA (se aplic\u00e1vel)<\/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=\"\/pt\/wp-json\/wp\/v2\/glossary\/191?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=\"Adicionar\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Adicionar\" 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=\"\/pt\/wp-json\/wp\/v2\/glossary\/191?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=\"Adiciona ao carrinho: \u201cVibration sensor\u201d\" rel=\"nofollow\" data-success_message=\"\u201cVibration sensor\u201d foi adicionado ao seu carrinho\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Adicionar<\/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\/pt\/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\/pt\/product\/optical-sensor-for-balanset-and-arbalance\/\" title=\"Sensor \u00f3tico (tac\u00f3metro 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=\"Sensor \u00f3tico (tac\u00f3metro 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\/pt\/product-category\/parts\/\" rel=\"tag\">Pe\u00e7as<\/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\/pt\/product\/optical-sensor-for-balanset-and-arbalance\/\" title=\"Sensor \u00f3tico (tac\u00f3metro laser)\">Sensor \u00f3tico (tac\u00f3metro 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> + IVA (se aplic\u00e1vel)<\/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=\"\/pt\/wp-json\/wp\/v2\/glossary\/191?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=\"Adicionar\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Adicionar\" 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=\"\/pt\/wp-json\/wp\/v2\/glossary\/191?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=\"Adiciona ao carrinho: \u201cOptical Sensor (Laser Tachometer)\u201d\" rel=\"nofollow\" data-success_message=\"\u201cOptical Sensor (Laser Tachometer)\u201d foi adicionado ao seu carrinho\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Adicionar<\/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\/pt\/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\/pt\/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=\"Kit de balanceamento de rotor Vibromera: estojo de transporte, condicionador de sinal multicanal, analisador port\u00e1til, base magn\u00e9tica, sensores de vibra\u00e7\u00e3o e cabos espiralados.\" 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\/pt\/product-category\/devices\/\" rel=\"tag\">Dispositivos<\/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\/pt\/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> + IVA (se aplic\u00e1vel)<\/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=\"\/pt\/wp-json\/wp\/v2\/glossary\/191?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=\"Adicionar\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Adicionar\" 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=\"\/pt\/wp-json\/wp\/v2\/glossary\/191?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=\"Adiciona ao carrinho: \u201cBalanset-4\u201d\" rel=\"nofollow\" data-success_message=\"\u201cBalanset-4\u201d foi adicionado ao seu carrinho\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Adicionar<\/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\/pt\/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\/pt\/product\/magnet-stand\/\" title=\"Suporte magn\u00e9tico 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=\"Base magn\u00e9tica.\" 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\/pt\/product-category\/parts\/\" rel=\"tag\">Pe\u00e7as<\/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\/pt\/product\/magnet-stand\/\" title=\"Suporte magn\u00e9tico Insize-60-kgf\">Suporte magn\u00e9tico 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> + IVA (se aplic\u00e1vel)<\/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=\"\/pt\/wp-json\/wp\/v2\/glossary\/191?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=\"Adicionar\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Adicionar\" 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=\"\/pt\/wp-json\/wp\/v2\/glossary\/191?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=\"Adiciona ao carrinho: \u201cMagnetic Stand Insize-60-kgf\u201d\" rel=\"nofollow\" data-success_message=\"\u201cMagnetic Stand Insize-60-kgf\u201d foi adicionado ao seu carrinho\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Adicionar<\/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\/pt\/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\/pt\/product\/reflective-tape\/\" title=\"Fita refletora\">\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=\"Fita refletora\" 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\/pt\/product-category\/parts\/\" rel=\"tag\">Pe\u00e7as<\/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\/pt\/product\/reflective-tape\/\" title=\"Fita refletora\">Fita refletora<\/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> + IVA (se aplic\u00e1vel)<\/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=\"\/pt\/wp-json\/wp\/v2\/glossary\/191?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=\"Adicionar\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Adicionar\" 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=\"\/pt\/wp-json\/wp\/v2\/glossary\/191?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=\"Adiciona ao carrinho: \u201cReflective tape\u201d\" rel=\"nofollow\" data-success_message=\"\u201cReflective tape\u201d foi adicionado ao seu carrinho\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Adicionar<\/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\/pt\/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\/pt\/product\/dynamic-balancer-balanset-1a\/\" title=\"Balanceador din\u00e2mico &quot;Balanset-1A&quot; 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=\"Conte\u00fado do kit Balanset-1A com unidade de interface, sensores, tac\u00f3metro e acess\u00f3rios\" 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\/pt\/product-category\/devices\/\" rel=\"tag\">Dispositivos<\/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\/pt\/product\/dynamic-balancer-balanset-1a\/\" title=\"Balanceador din\u00e2mico &quot;Balanset-1A&quot; OEM\">Balanceador din\u00e2mico \"Balanset-1A\" 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> + IVA (se aplic\u00e1vel)<\/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=\"\/pt\/wp-json\/wp\/v2\/glossary\/191?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=\"Adicionar\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Adicionar\" 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=\"\/pt\/wp-json\/wp\/v2\/glossary\/191?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=\"Adiciona ao carrinho: \u201cDynamic balancer \u201cBalanset-1A\u201d OEM\u201d\" rel=\"nofollow\" data-success_message=\"\u201cDynamic balancer \u201cBalanset-1A\u201d OEM\u201d foi adicionado ao seu carrinho\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Adicionar<\/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>\u00c2ngulo de fase<\/strong> \u2014 intimamente ligado \u00e0 ideia mais ampla de <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/phase\/\">fase<\/a> \u2014 \u00e9 a posi\u00e7\u00e3o angular, medida em graus de 0 a 360, do pico <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/vibration\/\">vibra\u00e7\u00e3o<\/a> em rela\u00e7\u00e3o a uma marca de refer\u00eancia que aparece uma vez por volta no eixo rotativo. Essa refer\u00eancia prov\u00e9m de um <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/tachometer\/\">tac\u00f3metro<\/a> ou <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/keyphasor\/\">keyphasor<\/a>. Noutro sentido, o \u00e2ngulo de fase expressa a rela\u00e7\u00e3o temporal entre dois sinais de vibra\u00e7\u00e3o com a mesma frequ\u00eancia. Seja como for, fornece o &#8220;quando&#8221; que complementa <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/amplitude\/\">amplitude<\/a> \u2014 o &#8220;quanto&#8221; \u2014 e, juntos, formam um vetor de vibra\u00e7\u00e3o completo, com magnitude e dire\u00e7\u00e3o. O \u00e2ngulo de fase \u00e9 indispens\u00e1vel para <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/equilibrio-2\/\">balanceamento do rotor<\/a>, onde determina onde colocar os pesos de corre\u00e7\u00e3o; para <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/critical-speed\/\">velocidade cr\u00edtica<\/a> identifica\u00e7\u00e3o, em que uma rota\u00e7\u00e3o de 180\u00b0 confirma <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/resonance\/\">resson\u00e2ncia<\/a>; e no diagn\u00f3stico de falhas, em que padr\u00f5es de fase distintos permitem distinguir uma falha de outra. Se eliminarmos a fase, grande parte do trabalho de diagn\u00f3stico e corre\u00e7\u00e3o torna-se simplesmente imposs\u00edvel.<\/p>\n<h2>1. Medi\u00e7\u00e3o da fase em rela\u00e7\u00e3o ao fasor-chave<\/h2>\n<h3>O sistema de refer\u00eancia<\/h3>\n<ul>\n<li><strong>Marca de refer\u00eancia:<\/strong> uma tira de <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/fita-reflectora\/\">fita refletora<\/a> ou uma ranhura no eixo.<\/li>\n<li><strong>Sensor:<\/strong> um tac\u00f3metro \u00f3tico ou magn\u00e9tico que deteta a marca sempre que esta passa.<\/li>\n<li><strong>Impulso por volta:<\/strong> o evento que define o ponto de refer\u00eancia de 0\u00b0.<\/li>\n<li><strong>Intervalo de vibra\u00e7\u00e3o:<\/strong> A quest\u00e3o que se coloca \u00e9: quando ocorre o pico de vibra\u00e7\u00e3o em rela\u00e7\u00e3o a essa marca?<\/li>\n<li><strong>Medida angular:<\/strong> a resposta, expressa em graus, de 0 a 360.<\/li>\n<\/ul>\n<h3>Conven\u00e7\u00e3o de sinais<\/h3>\n<ul>\n<li><strong>0\u00b0<\/strong> corresponde \u00e0 posi\u00e7\u00e3o da marca de refer\u00eancia.<\/li>\n<li><strong>Dire\u00e7\u00e3o<\/strong> normalmente aumenta na dire\u00e7\u00e3o da rota\u00e7\u00e3o.<\/li>\n<li><strong>Exemplo:<\/strong> Uma fase de 90\u00b0 significa que o pico de vibra\u00e7\u00e3o chega um quarto de volta depois de a marca de refer\u00eancia passar pelo sensor.<\/li>\n<\/ul>\n<p>Uma vez que o analisador mede o atraso entre o impulso do tac\u00f3metro e o pico de vibra\u00e7\u00e3o, a qualidade dessa sequ\u00eancia de impulsos determina tudo o que se segue \u2014 um ponto ao qual voltaremos quando abordarmos os desafios de medi\u00e7\u00e3o.<\/p>\n<h2>2. As aplica\u00e7\u00f5es cr\u00edticas<\/h2>\n<h3>Equil\u00edbrio \u2014 a aplica\u00e7\u00e3o mais importante<\/h3>\n<p>A fase \u00e9 o que indica o ponto pesado e, consequentemente, a corre\u00e7\u00e3o. O procedimento \u00e9 simples:<\/p>\n<ul>\n<li>Me\u00e7a a fase do <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/unbalance\/\">desequil\u00edbrio<\/a>vibra\u00e7\u00e3o de 1\u00d7 induzida.<\/li>\n<li>A fase indica a posi\u00e7\u00e3o angular do ponto pesado.<\/li>\n<li>O <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/correction-weight\/\">peso de correc\u00e7\u00e3o<\/a> fica situado aproximadamente a 180\u00b0 do ponto pesado.<\/li>\n<li>\u00c9 necess\u00e1ria uma precis\u00e3o de fase de cerca de \u00b15\u201310\u00b0 para um equil\u00edbrio eficaz.<\/li>\n<li>Sem fase, o equil\u00edbrio \u00e9 imposs\u00edvel \u2014 n\u00e3o h\u00e1 forma de saber em que dire\u00e7\u00e3o corrigir.<\/li>\n<\/ul>\n<h3>Identifica\u00e7\u00e3o da velocidade cr\u00edtica<\/h3>\n<p>Uma mudan\u00e7a de fase, e n\u00e3o apenas um pico de amplitude, \u00e9 a caracter\u00edstica distintiva da resson\u00e2ncia:<\/p>\n<ul>\n<li>Abaixo da velocidade cr\u00edtica, a fase permanece relativamente constante.<\/li>\n<li>Ao ultrapassar a velocidade cr\u00edtica, verifica-se uma desfasagem caracter\u00edstica de 180\u00b0.<\/li>\n<li>Acima desse valor, a fase encontra-se a 180\u00b0 do seu valor subcr\u00edtico.<\/li>\n<li>Essa mudan\u00e7a de fase num <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/bode-plot\/\">Diagrama de Bode<\/a> \u00e9 o indicador fi\u00e1vel.<\/li>\n<li>Um pico de amplitude, por si s\u00f3, n\u00e3o \u00e9 suficiente; tem de ser acompanhado por uma desfasagem.<\/li>\n<\/ul>\n<h3>Diagn\u00f3stico de avarias<\/h3>\n<p><strong>Desequil\u00edbrio:<\/strong> A fase \u00e9 est\u00e1vel e repet\u00edvel, mant\u00e9m o mesmo valor em todas as velocidades abaixo do ponto cr\u00edtico e indica a localiza\u00e7\u00e3o do ponto pesado.<\/p>\n<p><strong><a href=\"https:\/\/vibromera.eu\/pt\/glossary\/misalignment\/\">Desalinhamento<\/a>:<\/strong> mostra as rela\u00e7\u00f5es de fase caracter\u00edsticas entre os rolamentos \u2014 as leituras axiais apresentam frequentemente um desfasamento de 180\u00b0 entre as extremidades de transmiss\u00e3o e n\u00e3o transmiss\u00e3o, e o padr\u00e3o de fase radial ajuda a identificar o tipo de desalinhamento.<\/p>\n<p><strong><a href=\"https:\/\/vibromera.eu\/pt\/glossary\/shaft-crack\/\">Rachadura no eixo<\/a>:<\/strong> A fase dos componentes 1\u00d7 e 2\u00d7 altera-se durante o arranque e o desligamento, comportando-se de forma diferente do desequil\u00edbrio simples; essa varia\u00e7\u00e3o reflete a &#8220;respira\u00e7\u00e3o&#8221; da fissura \u00e0 medida que o eixo gira.<\/p>\n<p><strong><a href=\"https:\/\/vibromera.eu\/pt\/glossary\/looseness\/\">Frouxid\u00e3o<\/a>:<\/strong> produz uma fase irregular e inst\u00e1vel que pode variar entre \u00b130 e 90\u00b0 entre medi\u00e7\u00f5es. \u00c9 precisamente essa falta de repetibilidade que constitui a pista diagn\u00f3stica.<\/p>\n<h2>3. Fase entre dois pontos de medi\u00e7\u00e3o<\/h2>\n<p>A compara\u00e7\u00e3o da fase em dois pontos revela como uma estrutura ou um rotor se move no seu conjunto.<\/p>\n<h3>Em fase (diferen\u00e7a de 0\u00b0)<\/h3>\n<ul>\n<li>Ambos os pontos movem-se em conjunto, na mesma dire\u00e7\u00e3o e no mesmo instante.<\/li>\n<li>Indica uma liga\u00e7\u00e3o r\u00edgida ou um modo abaixo da resson\u00e2ncia.<\/li>\n<li>\u00c9 comum que dois rolamentos no mesmo rotor funcionem abaixo da velocidade cr\u00edtica.<\/li>\n<\/ul>\n<h3>Desfasado (diferen\u00e7a de 180\u00b0)<\/h3>\n<ul>\n<li>Os pontos movem-se em sentido oposto \u2014 um sobe enquanto o outro desce.<\/li>\n<li>Indica um <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/mode-shape\/\">forma de modo<\/a> n\u00f3 entre eles, ou funcionamento acima da resson\u00e2ncia.<\/li>\n<li>Diagn\u00f3stico para <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/couple-unbalance\/\">desequil\u00edbrio de bin\u00e1rio<\/a> e para determinados padr\u00f5es de desalinhamento.<\/li>\n<\/ul>\n<h3>Diferen\u00e7a de 90\u00b0 (quadratura)<\/h3>\n<ul>\n<li>Os pontos est\u00e3o desfasados entre si em um quarto de ciclo \u2014 um atinge o pico quando o outro passa pelo ponto zero.<\/li>\n<li>Pode indicar um movimento circular ou el\u00edptico, vis\u00edvel num eixo <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/orbit\/\">\u00f3rbita<\/a>.<\/li>\n<li>\u00c9 comum em resson\u00e2ncias ou em determinadas geometrias de suporte.<\/li>\n<\/ul>\n<h2>4. Desafios de medi\u00e7\u00e3o<\/h2>\n<h3>Qual deve ser o grau de precis\u00e3o da fase?<\/h3>\n<ul>\n<li><strong>Equil\u00edbrio:<\/strong> \u00b15-10\u00b0.<\/li>\n<li><strong>Trabalho \u00e0 velocidade cr\u00edtica:<\/strong> \u00b110\u201320\u00b0 \u00e9 aceit\u00e1vel.<\/li>\n<li><strong>Diagn\u00f3stico de avarias:<\/strong> \u00b115\u201330\u00b0 \u00e9, na maioria das vezes, suficiente.<\/li>\n<\/ul>\n<h3>O que afeta a precis\u00e3o<\/h3>\n<ul>\n<li><strong>Qualidade do tac\u00f3metro:<\/strong> \u00c9 essencial um impulso limpo por cada volta.<\/li>\n<li><strong>Posi\u00e7\u00e3o da marca de refer\u00eancia:<\/strong> A marca deve estar bem fixada e ser claramente vis\u00edvel.<\/li>\n<li><strong>Qualidade do sinal:<\/strong> Uma boa rela\u00e7\u00e3o sinal-ru\u00eddo mant\u00e9m a fase est\u00e1vel.<\/li>\n<li><strong>Filtragem:<\/strong> <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/signal-filtering\/\">filtros<\/a> podem introduzir as suas pr\u00f3prias altera\u00e7\u00f5es de fase, que devem ser tidas em conta.<\/li>\n<li><strong>Estabilidade da velocidade:<\/strong> uma velocidade de rota\u00e7\u00e3o inst\u00e1vel distorce a leitura da fase.<\/li>\n<\/ul>\n<h3>Erros comuns<\/h3>\n<ul>\n<li>Uma marca de refer\u00eancia que se deslocou \u2014 fita adesiva a descolar-se ou uma marca que mudou de lugar.<\/li>\n<li>Um tac\u00f3metro desalinhado ou com funcionamento intermitente.<\/li>\n<li>Baixa amplitude do sinal, em que o ru\u00eddo domina a estimativa da fase.<\/li>\n<li>Leitura da fase na componente de frequ\u00eancia errada.<\/li>\n<\/ul>\n<h2>5. A Fase na An\u00e1lise Vetorial<\/h2>\n<h3>Representa\u00e7\u00e3o polar<\/h3>\n<p>Uma medi\u00e7\u00e3o de vibra\u00e7\u00e3o \u00e9, naturalmente, um vetor: a magnitude corresponde \u00e0 amplitude e o \u00e2ngulo corresponde \u00e0 fase. Representando-a num <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/polar-plot\/\">diagrama polar<\/a> \u00e9 a forma padr\u00e3o de visualizar e acompanhar a resposta durante a equilibragem.<\/p>\n<h3>Adi\u00e7\u00e3o vetorial<\/h3>\n<p><a href=\"https:\/\/vibromera.eu\/pt\/glossary\/vector-addition\/\">Adi\u00e7\u00e3o vetorial<\/a> \u2014 a matem\u00e1tica subjacente a todos os c\u00e1lculos de peso experimental \u2014 requer tanto a amplitude como a fase, porque \u00e9 a fase que determina a forma como dois vetores se combinam:<\/p>\n<ul>\n<li>A 0\u00b0, somam-se aritmeticamente.<\/li>\n<li>A 180\u00b0, eles subtraem.<\/li>\n<li>Em qualquer outro \u00e2ngulo, aplica-se a matem\u00e1tica vetorial completa.<\/li>\n<\/ul>\n<h2>6. O fluxo de trabalho pr\u00e1tico no terreno<\/h2>\n<p>Numa m\u00e1quina real, captar a fase \u00e9 a fun\u00e7\u00e3o de um analisador port\u00e1til de dois canais que funciona nos pr\u00f3prios rolamentos do equipamento \u00e0 velocidade de funcionamento. O <a href=\"https:\/\/vibromera.eu\/pt\/produto\/balanset-1\/\">Balanset-1A<\/a> l\u00ea a amplitude e a fase de 1\u00d7 em rela\u00e7\u00e3o ao pulso do seu tac\u00f3metro a laser, e o software transforma esse vetor na massa e no \u00e2ngulo de cada <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/trial-weight\/\">peso de teste<\/a> e o peso de corre\u00e7\u00e3o antes de confirmar o <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/residual-unbalance\/\">desequil\u00edbrio residual<\/a>. Se pretender combinar ou resolver vetores de vibra\u00e7\u00e3o manualmente para verificar um resultado, o <a href=\"https:\/\/vibromera.eu\/pt\/calculators\/vibration-phase-angle\/\">calculadora do \u00e2ngulo de fase de vibra\u00e7\u00e3o<\/a> executa a mesma aritm\u00e9tica vetorial.<\/p>\n<h2>7. Documentar e Comunicar a Fase<\/h2>\n<h3>Formato padr\u00e3o<\/h3>\n<ul>\n<li>Indique como \u00abamplitude @ fase\u00bb \u2014 por exemplo, \u00ab5,2 mm\/s @ 47\u00b0\u00bb.<\/li>\n<li>Indique a frequ\u00eancia, quando for o caso: \u00ab5,2 mm\/s @ 47\u00b0 a 1\u00d7\u00bb.<\/li>\n<li>Indique a refer\u00eancia, ou seja, a posi\u00e7\u00e3o do fasor-chave a partir da qual o \u00e2ngulo \u00e9 medido.<\/li>\n<\/ul>\n<h3>Gr\u00e1ficos de fase<\/h3>\n<ul>\n<li>Fase versus velocidade \u2014 a curva inferior de um gr\u00e1fico de Bode.<\/li>\n<li>Fase versus frequ\u00eancia.<\/li>\n<li>Gr\u00e1ficos polares para a equilibragem.<\/li>\n<li>Mapas de fase para <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/ods-analysis\/\">forma de deflex\u00e3o em funcionamento<\/a> an\u00e1lise.<\/li>\n<\/ul>\n<p>O \u00e2ngulo de fase \u00e9 a dimens\u00e3o temporal que transforma uma amplitude bruta num vetor de vibra\u00e7\u00e3o completo. Dominar a forma como \u00e9 medido, interpretado e aplicado \u2014 na equilibragem, na identifica\u00e7\u00e3o de resson\u00e2ncias e no diagn\u00f3stico de avarias \u2014 \u00e9 fundamental para uma an\u00e1lise avan\u00e7ada da vibra\u00e7\u00e3o e para qualquer avalia\u00e7\u00e3o fi\u00e1vel da din\u00e2mica do rotor e do estado da maquinaria.<\/p>\n<hr>\n<p><a href=\"https:\/\/vibromera.eu\/pt\/glossary\/\">\u2190 Voltar ao \u00edndice principal<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>Aprenda sobre \u00e2ngulo de fase, a rela\u00e7\u00e3o temporal entre a vibra\u00e7\u00e3o e a marca de refer\u00eancia ou entre dois sinais, essencial para balanceamento, identifica\u00e7\u00e3o de velocidade cr\u00edtica e diagn\u00f3stico de falhas.<\/p>","protected":false},"featured_media":0,"template":"","meta":{"ai_generated_summary":"","footnotes":""},"categories":[109,110],"tags":[],"class_list":["post-191","glossary","type-glossary","status-publish","hentry","category-glossary","category-vibration-diagnostics"],"_links":{"self":[{"href":"https:\/\/vibromera.eu\/pt\/wp-json\/wp\/v2\/glossary\/191","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vibromera.eu\/pt\/wp-json\/wp\/v2\/glossary"}],"about":[{"href":"https:\/\/vibromera.eu\/pt\/wp-json\/wp\/v2\/types\/glossary"}],"version-history":[{"count":1,"href":"https:\/\/vibromera.eu\/pt\/wp-json\/wp\/v2\/glossary\/191\/revisions"}],"predecessor-version":[{"id":101295,"href":"https:\/\/vibromera.eu\/pt\/wp-json\/wp\/v2\/glossary\/191\/revisions\/101295"}],"wp:attachment":[{"href":"https:\/\/vibromera.eu\/pt\/wp-json\/wp\/v2\/media?parent=191"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vibromera.eu\/pt\/wp-json\/wp\/v2\/categories?post=191"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vibromera.eu\/pt\/wp-json\/wp\/v2\/tags?post=191"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}