{"id":147,"date":"2025-10-31T00:25:51","date_gmt":"2025-10-31T00:25:51","guid":{"rendered":"https:\/\/vibromera.eu\/glossary\/initial-unbalance\/"},"modified":"2026-07-17T21:01:52","modified_gmt":"2026-07-17T21:01:52","slug":"initial-unbalance","status":"publish","type":"glossary","link":"https:\/\/vibromera.eu\/pt\/glossary\/initial-unbalance\/","title":{"rendered":"O que \u00e9 o desbalanceamento inicial no balanceamento de rotores?"},"content":{"rendered":"<h1>Compreender o Desequil\u00edbrio Inicial<\/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\/147?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\/147?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\/147?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\/147?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\/147?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\/147?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\/147?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\/147?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\/147?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\/147?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\/147?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\/147?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\/147?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\/147?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>Desequil\u00edbrio inicial<\/strong> \u2014 tamb\u00e9m denominado desequil\u00edbrio original ou desequil\u00edbrio tal como encontrado \u2014 \u00e9 o <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/unbalance\/\">desequil\u00edbrio<\/a> condi\u00e7\u00e3o que existe num <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/rotor\/\">rotor<\/a> antes de qualquer <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/equilibrio-2\/\">equilibragem<\/a> foi aplicada uma corre\u00e7\u00e3o. Trata-se do estado de refer\u00eancia do rotor, registado durante a primeira execu\u00e7\u00e3o de um procedimento de equil\u00edbrio. A sua magnitude e posi\u00e7\u00e3o angular s\u00e3o determinadas atrav\u00e9s da medi\u00e7\u00e3o <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/vibration\/\">vibra\u00e7\u00e3o<\/a> amplitude e <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/phase\/\">fase<\/a> enquanto o rotor gira \u00e0 sua velocidade de equil\u00edbrio. Tudo o que se segue num trabalho de equil\u00edbrio \u00e9 referenciado a este vetor inicial: \u00e9 o ponto de refer\u00eancia em rela\u00e7\u00e3o ao qual se avalia a efic\u00e1cia do trabalho, e o que resta ap\u00f3s a conclus\u00e3o da corre\u00e7\u00e3o \u00e9 denominado <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/residual-unbalance\/\">desequil\u00edbrio residual<\/a>.<\/p>\n<h2>1. Fontes de desequil\u00edbrio inicial<\/h2>\n<p>O desequil\u00edbrio inicial acumula-se a partir de v\u00e1rias fontes ao longo da vida \u00fatil de um rotor \u2014 no fabrico, na montagem, durante o funcionamento e at\u00e9 mesmo durante a manuten\u00e7\u00e3o destinada a melhor\u00e1-lo.<\/p>\n<h3>Toler\u00e2ncias de fabrica\u00e7\u00e3o<\/h3>\n<p>Mesmo com um trabalho de maquinagem de precis\u00e3o, \u00e9 imposs\u00edvel obter uma simetria perfeita:<\/p>\n<ul>\n<li><strong>Varia\u00e7\u00f5es na densidade do material:<\/strong> A heterogeneidade do material, as cavidades internas ou as inclus\u00f5es criam assimetria na massa.<\/li>\n<li><strong>Toler\u00e2ncias de maquinagem:<\/strong> pequenos desvios da concentricidade real \u2014 <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/run-out\/\">runout<\/a> ou <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/eccentricity\/\">excentricidade<\/a> \u2014 provocam um desequil\u00edbrio.<\/li>\n<li><strong>Varia\u00e7\u00e3o da espessura da parede:<\/strong> Nos rotores fundidos ou fabricados, paredes irregulares implicam uma distribui\u00e7\u00e3o desigual da massa.<\/li>\n<li><strong>Porosidade e defeitos de fundi\u00e7\u00e3o:<\/strong> bolsas de ar, encolhimento ou inclus\u00f5es de esc\u00f3ria deslocam a massa.<\/li>\n<\/ul>\n<h3>Erros e varia\u00e7\u00f5es na montagem<\/h3>\n<p>Quando um rotor \u00e9 constitu\u00eddo por v\u00e1rios componentes, pode ocorrer um desequil\u00edbrio, mesmo que cada pe\u00e7a, individualmente, esteja em boas condi\u00e7\u00f5es:<\/p>\n<ul>\n<li><strong>Acumula\u00e7\u00e3o de toler\u00e2ncias:<\/strong> mesmo as pe\u00e7as bem equilibradas podem ainda contribuir <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/vector-addition\/\">vectorialmente<\/a> num total significativo.<\/li>\n<li><strong>Liga\u00e7\u00f5es com chaveta:<\/strong> As chaves, as ranhuras e as estrias s\u00e3o, por natureza, assim\u00e9tricas.<\/li>\n<li><strong>Orif\u00edcios para parafusos e elementos de fixa\u00e7\u00e3o:<\/strong> Orif\u00edcios mal espa\u00e7ados ou fixadores incompat\u00edveis causam desequil\u00edbrio.<\/li>\n<li><strong>Encaixes t\u00e9rmicos e por press\u00e3o:<\/strong> Os componentes encaixados por contra\u00e7\u00e3o ou prensados podem n\u00e3o assentar de forma perfeitamente conc\u00eantrica.<\/li>\n<\/ul>\n<h3>Causas operacionais<\/h3>\n<p>O desequil\u00edbrio tamb\u00e9m se desenvolve durante o funcionamento, afastando-se do estado de equil\u00edbrio original do rotor:<\/p>\n<ul>\n<li><strong>Acumula\u00e7\u00e3o de material:<\/strong> sujidade, p\u00f3, incrusta\u00e7\u00f5es ou res\u00edduos do processo que se acumulam em <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/impeller-defects\/\">impulsores<\/a>, p\u00e1s do ventilador ou superf\u00edcies do rotor.<\/li>\n<li><strong>Eros\u00e3o e <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/wear\/\">desgaste<\/a>:<\/strong> perda irregular de material devido \u00e0 abras\u00e3o, <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/corrosion\/\">corros\u00e3o<\/a>, ou <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/cavitation\/\">cavita\u00e7\u00e3o<\/a>.<\/li>\n<li><strong>Pe\u00e7as partidas ou em falta:<\/strong> uma p\u00e1 do ventilador perdida, uma p\u00e1 do impulsor partida, um componente deslocado.<\/li>\n<li><strong>Deforma\u00e7\u00e3o:<\/strong> Dobramento, empenamento ou deforma\u00e7\u00e3o pl\u00e1stica causados por impactos, superaquecimento ou sobrecarga.<\/li>\n<li><strong>Componentes soltos:<\/strong> pe\u00e7as que se soltaram e mudaram de posi\u00e7\u00e3o.<\/li>\n<\/ul>\n<h3>Atividades de manuten\u00e7\u00e3o e repara\u00e7\u00e3o<\/h3>\n<p>Ironicamente, a manuten\u00e7\u00e3o pode acabar por provocar precisamente o desequil\u00edbrio que pretende corrigir:<\/p>\n<ul>\n<li>Montagem de pe\u00e7as de substitui\u00e7\u00e3o com massa ou distribui\u00e7\u00e3o de massa diferentes.<\/li>\n<li>Repara\u00e7\u00f5es por soldadura que adicionam metal de forma assim\u00e9trica.<\/li>\n<li>Retrabalho ou usinagem que remove material de forma irregular.<\/li>\n<li>Tinta ou revestimento aplicado de forma n\u00e3o uniforme.<\/li>\n<\/ul>\n<h2>2. Como se mede o desequil\u00edbrio inicial<\/h2>\n<p>O desequil\u00edbrio inicial \u00e9 quantificado na primeira s\u00e9rie de medi\u00e7\u00f5es de um procedimento de equil\u00edbrio.<\/p>\n<h3>Par\u00e2metros de medi\u00e7\u00e3o<\/h3>\n<ul>\n<li><strong>Amplitude de vibra\u00e7\u00e3o:<\/strong> a magnitude da componente 1\u00d7 (uma vez por volta), normalmente expressa em mm\/s, pol.\/s ou mil\u00e9simos de polegada. Esta est\u00e1 diretamente relacionada com a gravidade do desequil\u00edbrio.<\/li>\n<li><strong><a href=\"https:\/\/vibromera.eu\/pt\/glossary\/phase-angle\/\">\u00c2ngulo de fase<\/a>:<\/strong> o instante do pico de vibra\u00e7\u00e3o 1\u00d7 em graus, relativamente a uma marca de refer\u00eancia detetada por um <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/keyphasor\/\">keyphasor<\/a> ou <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/tachometer\/\">tac\u00f3metro<\/a>. This is the <em>response<\/em> fase, n\u00e3o diretamente o \u00e2ngulo do ponto pesado: a vibra\u00e7\u00e3o atrasa-se em rela\u00e7\u00e3o ao ponto pesado real numa quantidade que depende da proximidade entre a velocidade de rota\u00e7\u00e3o e uma <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/resonance\/\">resson\u00e2ncia<\/a> (desde quase 0\u00b0 bem abaixo dela, passando por 90\u00b0 nela, at\u00e9 quase 180\u00b0 acima dela), mais atrasos do sensor e da instrumenta\u00e7\u00e3o. O \u00e2ngulo do ponto pesado e do peso de corre\u00e7\u00e3o \u00e9, portanto, inferido pelo algoritmo de equilibragem \u2014 atrav\u00e9s do m\u00e9todo da massa de ensaio (coeficiente de influ\u00eancia) \u2014 em vez de ser lido diretamente no visor de fase.<\/li>\n<li><strong>Velocidade:<\/strong> a velocidade de rota\u00e7\u00e3o \u00e0 qual as medi\u00e7\u00f5es s\u00e3o efetuadas \u2014 o que \u00e9 importante porque <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/centrifugal-force\/\">for\u00e7a centr\u00edfuga<\/a> o desequil\u00edbrio aumenta proporcionalmente ao quadrado da velocidade.<\/li>\n<\/ul>\n<h3>Representa\u00e7\u00e3o vetorial<\/h3>\n<p>O desequil\u00edbrio inicial \u00e9 representado por um vetor &#8220;O&#8221; (de &#8220;Original&#8221;), com magnitude e dire\u00e7\u00e3o, normalmente representado num <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/polar-plot\/\">diagrama polar<\/a> onde:<\/p>\n<ul>\n<li>o comprimento do vetor representa a amplitude da vibra\u00e7\u00e3o, e<\/li>\n<li>o \u00e2ngulo do vetor representa a fase de resposta medida (a partir da qual a localiza\u00e7\u00e3o do ponto pesado \u00e9 inferida posteriormente).<\/li>\n<\/ul>\n<h2>3. Import\u00e2ncia no processo de equil\u00edbrio<\/h2>\n<p>A medi\u00e7\u00e3o do desequil\u00edbrio inicial desempenha v\u00e1rias fun\u00e7\u00f5es ao mesmo tempo.<\/p>\n<h3>Refer\u00eancia para corre\u00e7\u00f5es<\/h3>\n<p>Todos os c\u00e1lculos de equil\u00edbrio t\u00eam como refer\u00eancia o desequil\u00edbrio inicial. O objetivo \u00e9 adicionar <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/correction-weight\/\">pesos de corre\u00e7\u00e3o<\/a> que geram um vetor de vibra\u00e7\u00e3o igual e oposto ao vetor inicial, anulando-o.<\/p>\n<h3>Avalia\u00e7\u00e3o de Severidade<\/h3>\n<p>A magnitude do desequil\u00edbrio inicial mostra a gravidade do problema e ajuda a decidir:<\/p>\n<ul>\n<li>se a equilibragem \u00e9 a medida correta, ou se se trata de outra avaria mec\u00e2nica \u2014 <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/looseness\/\">folga<\/a> ou desalinhamento \u2014 deve ser corrigido primeiro;<\/li>\n<li>o tamanho adequado de <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/trial-weight\/\">pesos de teste<\/a>; e<\/li>\n<li>se bastar\u00e1 uma corre\u00e7\u00e3o ou se ser\u00e3o necess\u00e1rias v\u00e1rias itera\u00e7\u00f5es.<\/li>\n<\/ul>\n<p>Uma verifica\u00e7\u00e3o \u00fatil antes de tocar no rotor consiste em converter a amplitude medida na for\u00e7a que o rotor est\u00e1 efetivamente a exercer; o nosso <a href=\"https:\/\/vibromera.eu\/pt\/calculators\/centrifugal-force-unbalance\/\">Calculadora de For\u00e7a Centr\u00edfuga devido ao Desequil\u00edbrio<\/a> converte um determinado desequil\u00edbrio e uma determinada velocidade diretamente em newtons, o que torna a urg\u00eancia evidente.<\/p>\n<h3>Acompanhamento do progresso<\/h3>\n<p>A compara\u00e7\u00e3o entre o desequil\u00edbrio inicial e o desequil\u00edbrio residual ap\u00f3s a corre\u00e7\u00e3o permite avaliar o sucesso do trabalho. Um bom equil\u00edbrio reduz normalmente a vibra\u00e7\u00e3o em 70 a 90 % ou mais, em rela\u00e7\u00e3o ao n\u00edvel inicial.<\/p>\n<h3>C\u00e1lculo do coeficiente de influ\u00eancia<\/h3>\n<p>No <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/influence-coefficient\/\">m\u00e9todo do coeficiente de influ\u00eancia<\/a>, o vetor de desequil\u00edbrio inicial \u00e9 subtra\u00eddo da vibra\u00e7\u00e3o medida durante o ensaio com o peso de teste, a fim de isolar o efeito do peso de teste:<\/p>\n<blockquote><p>T = (O + T) \u2212 O, &nbsp; em que O \u00e9 o desequil\u00edbrio inicial e T \u00e9 o efeito do peso de teste.<\/p><\/blockquote>\n<p>A partir desse efeito isolado, o analisador calcula o coeficiente de influ\u00eancia e, por sua vez, a massa e o \u00e2ngulo de corre\u00e7\u00e3o corretos. Para um trabalho num \u00fanico plano, pode-se reproduzir este c\u00e1lculo com o <a href=\"https:\/\/vibromera.eu\/pt\/calculators\/influence-coefficient-calculator\/\">Calculadora de Coeficiente de Influ\u00eancia<\/a>.<\/p>\n<h2>4. Rela\u00e7\u00e3o com o desequil\u00edbrio residual<\/h2>\n<p>O objetivo da equilibragem \u00e9 reduzir o desequil\u00edbrio inicial a um n\u00edvel residual aceitavelmente baixo. A rela\u00e7\u00e3o \u00e9 simplesmente uma compara\u00e7\u00e3o entre o antes e o depois:<\/p>\n<ul>\n<li><strong>Desequil\u00edbrio inicial:<\/strong> a condi\u00e7\u00e3o &#8220;antes&#8221;.<\/li>\n<li><strong>Corre\u00e7\u00e3o:<\/strong> o procedimento de equil\u00edbrio e a instala\u00e7\u00e3o dos contrapesos.<\/li>\n<li><strong>Desequil\u00edbrio residual:<\/strong> a condi\u00e7\u00e3o &#8220;depois&#8221;.<\/li>\n<\/ul>\n<p>Idealmente, o res\u00edduo deve ser inferior a 10\u201330 % do valor inicial, sendo o valor exato definido pelos requisitos de qualidade de equil\u00edbrio do rotor, de acordo com <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/iso-21940-11\/\">ISO 21940-11<\/a> (o sucessor moderno de <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/iso-1940-1\/\">ISO 1940-1<\/a>). Traduzir um texto selecionado <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/g-grade\/\">Grau G<\/a> e a convers\u00e3o da velocidade de servi\u00e7o num valor admiss\u00edvel em gramas-mil\u00edmetros \u00e9 r\u00e1pida com o <a href=\"https:\/\/vibromera.eu\/pt\/calculators\/residual-unbalance-iso1940\/\">Calculadora de desequil\u00edbrio residual (ISO 21940-11)<\/a>.<\/p>\n<h2>5. N\u00edveis t\u00edpicos de desequil\u00edbrio inicial<\/h2>\n<p>A magnitude do desequil\u00edbrio inicial varia consideravelmente consoante o tipo de equipamento e o hist\u00f3rico de manuten\u00e7\u00e3o.<\/p>\n<h3>Rotores novos ou recentemente equilibrados<\/h3>\n<p>A vibra\u00e7\u00e3o varia normalmente entre 0,5 e 2,0 mm\/s (0,02 a 0,08 pol.\/s) no caso de maquinaria industrial \u2014 o que representa um estado de equil\u00edbrio entre bom e aceit\u00e1vel.<\/p>\n<h3>Rotores moderadamente desequilibrados<\/h3>\n<p>Uma vibra\u00e7\u00e3o de 2,0 a 7,0 mm\/s (0,08 a 0,28 pol.\/s) indica que o rotor deve ser equilibrado em breve. Trata-se de uma situa\u00e7\u00e3o comum em equipamentos que necessitam de manuten\u00e7\u00e3o de rotina.<\/p>\n<h3>Rotores Severamente Desequilibrados<\/h3>\n<p>Uma vibra\u00e7\u00e3o superior a 7,0 mm\/s (0,28 pol.\/s) indica um desequil\u00edbrio grave que requer aten\u00e7\u00e3o imediata, frequentemente causado pela falta de uma p\u00e1, acumula\u00e7\u00e3o excessiva de res\u00edduos ou danos graves num componente.<\/p>\n<p><em>Nota: estas s\u00e3o orienta\u00e7\u00f5es gerais para maquinaria industrial t\u00edpica. O n\u00edvel espec\u00edfico aceit\u00e1vel depende do tipo, tamanho, velocidade e montagem da m\u00e1quina, conforme definido por normas como a <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/iso-20816-1\/\">ISO 20816<\/a> s\u00e9rie (anteriormente ISO 10816).<\/em><\/p>\n<h2>6. Medi\u00e7\u00e3o no terreno e documenta\u00e7\u00e3o<\/h2>\n<p>Numa m\u00e1quina montada, o desequil\u00edbrio inicial \u00e9 detetado no local, em vez de ser <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/balancing-machine\/\">m\u00e1quina de equilibragem<\/a>. Um analisador port\u00e1til de dois canais, como o <a href=\"https:\/\/vibromera.eu\/pt\/produto\/balanset-1\/\">Balanset-1A<\/a> l\u00ea a amplitude e a fase 1\u00d7 nos pr\u00f3prios rolamentos da m\u00e1quina \u00e0 velocidade de funcionamento, regista o vetor &#8220;O&#8221; original e, em seguida, orienta as passagens de peso de teste e de corre\u00e7\u00e3o que o reduzem \u2014 captando o verdadeiro estado tal como se encontra em que o rotor realmente funciona, incluindo efeitos de montagem e t\u00e9rmicos que uma m\u00e1quina de equil\u00edbrio de oficina nunca poderia detetar.<\/p>\n<p>Independentemente da ferramenta utilizada, a medi\u00e7\u00e3o do desequil\u00edbrio inicial deve constar no registo de equil\u00edbrio:<\/p>\n<ul>\n<li>amplitude e fase da vibra\u00e7\u00e3o em cada ponto de medi\u00e7\u00e3o;<\/li>\n<li>a velocidade de funcionamento durante a medi\u00e7\u00e3o;<\/li>\n<li>a data e a identifica\u00e7\u00e3o do equipamento; e<\/li>\n<li>Quaisquer causas vis\u00edveis de desequil\u00edbrio observadas durante a inspe\u00e7\u00e3o<\/li>\n<\/ul>\n<p>Esta documenta\u00e7\u00e3o constitui um registo hist\u00f3rico do estado do rotor e serve de apoio <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/trend-analysis\/\">an\u00e1lise de tend\u00eancias<\/a> ao longo do tempo \u2014 revelando, por exemplo, se o desequil\u00edbrio est\u00e1 a aumentar gradualmente devido \u00e0 acumula\u00e7\u00e3o ou \u00e0 eros\u00e3o e permitindo que a manuten\u00e7\u00e3o seja planeada antes que a vibra\u00e7\u00e3o se torne grave.<\/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 o desbalanceamento inicial, a condi\u00e7\u00e3o original de desbalanceamento presente em um rotor antes que quaisquer corre\u00e7\u00f5es de balanceamento sejam aplicadas, medida como a linha de base para os procedimentos de balanceamento.<\/p>","protected":false},"featured_media":0,"template":"","meta":{"ai_generated_summary":"","footnotes":""},"categories":[109,111],"tags":[],"class_list":["post-147","glossary","type-glossary","status-publish","hentry","category-glossary","category-rotor-balancing"],"_links":{"self":[{"href":"https:\/\/vibromera.eu\/pt\/wp-json\/wp\/v2\/glossary\/147","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":5,"href":"https:\/\/vibromera.eu\/pt\/wp-json\/wp\/v2\/glossary\/147\/revisions"}],"predecessor-version":[{"id":102804,"href":"https:\/\/vibromera.eu\/pt\/wp-json\/wp\/v2\/glossary\/147\/revisions\/102804"}],"wp:attachment":[{"href":"https:\/\/vibromera.eu\/pt\/wp-json\/wp\/v2\/media?parent=147"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vibromera.eu\/pt\/wp-json\/wp\/v2\/categories?post=147"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vibromera.eu\/pt\/wp-json\/wp\/v2\/tags?post=147"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}