{"id":20650,"date":"2025-10-31T00:25:51","date_gmt":"2025-10-31T00:25:51","guid":{"rendered":"https:\/\/vibromera.eu\/glossary\/rotor-eccentricity\/"},"modified":"2026-07-03T09:55:02","modified_gmt":"2026-07-03T09:55:02","slug":"rotor-eccentricity","status":"publish","type":"glossary","link":"https:\/\/vibromera.eu\/pt\/glossary\/rotor-eccentricity\/","title":{"rendered":"O que \u00e9 excentricidade do rotor? Desequil\u00edbrio geom\u00e9trico"},"content":{"rendered":"<h1>Compreender a excentricidade do rotor<\/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\/20650?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\/20650?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\/20650?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\/20650?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\/20650?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\/20650?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\/20650?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\/20650?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\/20650?add-to-cart=1852\" data-quantity=\"1\" 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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\/20650?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\/20650?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\/20650?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\/20650?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>excentricidade do rotor<\/strong> \u2014 tamb\u00e9m chamado <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/eccentricity\/\">excentricidade<\/a> ou excentricidade geom\u00e9trica \u2014 \u00e9 uma condi\u00e7\u00e3o em que o centro geom\u00e9trico de um <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/rotor\/\">rotor<\/a> ou o componente do rotor n\u00e3o coincide com o eixo de rota\u00e7\u00e3o definido pelos rolamentos de suporte. Este desvio significa que, mesmo quando a massa est\u00e1 perfeitamente distribu\u00edda, a superf\u00edcie exterior do rotor gira \u00abdescentrada\u00bb, obrigando o centro de massa a orbitar em torno do eixo de rota\u00e7\u00e3o \u00e0 medida que o rotor gira e gerando <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/vibration\/\">vibra\u00e7\u00e3o<\/a> que, no espetro, parece id\u00eantico \u00e0 massa <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/unbalance\/\">desequil\u00edbrio<\/a>. A excentricidade \u00e9 especialmente comum em motores el\u00e9tricos (desvio entre o rotor e o furo), em bombas e ventiladores (desvio na montagem do impulsor) e em qualquer rotor montado em que as toler\u00e2ncias de fabrico acumuladas resultem em excentricidade geom\u00e9trica. Trata-se de uma preocupa\u00e7\u00e3o significativa em m\u00e1quinas de precis\u00e3o, onde \u00e9 essencial uma concentricidade rigorosa.<\/p>\n<h2>1. Defini\u00e7\u00e3o e por que simula um desequil\u00edbrio<\/h2>\n<p>A caracter\u00edstica distintiva da excentricidade \u00e9 que se trata de uma <em>geom\u00e9trico<\/em> defeito com <em>din\u00e2mico<\/em> consequ\u00eancias. Um disco perfeitamente equilibrado, cujo furo esteja deslocado em rela\u00e7\u00e3o ao seu aro exterior, continuar\u00e1 a lan\u00e7ar o seu centro de massa numa \u00f3rbita assim que girar, e a for\u00e7a resultante \u2014 que ocorre uma vez por revolu\u00e7\u00e3o \u2014 \u00e9 indistingu\u00edvel, numa \u00fanica linha do espetro, de um desequil\u00edbrio genu\u00edno. \u00c9 isto que torna a excentricidade uma fonte t\u00e3o frequente de confus\u00e3o na oficina: a solu\u00e7\u00e3o para o desequil\u00edbrio \u2014 adicionar pesos \u2014 ajuda apenas em parte, porque a geometria subjacente n\u00e3o se alterou. Distinguir corretamente os dois \u00e9 a chave para escolher a repara\u00e7\u00e3o certa.<\/p>\n<h2>2. Tipos de excentricidade do rotor<\/h2>\n<h3>1. Excentricidade est\u00e1tica (desvio paralelo)<\/h3>\n<ul>\n<li><strong>Descri\u00e7\u00e3o:<\/strong> O centro do rotor est\u00e1 deslocado em rela\u00e7\u00e3o ao eixo de rota\u00e7\u00e3o, mas permanece paralelo a este.<\/li>\n<li><strong>Geometria:<\/strong> um desvio radial constante ao longo do comprimento do rotor.<\/li>\n<li><strong>Efeito:<\/strong> cria um desequil\u00edbrio de massa efetivo, uma vez que o centro geom\u00e9trico j\u00e1 n\u00e3o coincide com o centro de rota\u00e7\u00e3o.<\/li>\n<li><strong>Comum em:<\/strong> componentes de disco \u00fanico, tais como impulsores e polias.<\/li>\n<li><strong>Corre\u00e7\u00e3o:<\/strong> muitas vezes corrig\u00edvel por <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/equilibrio-2\/\">equilibragem<\/a> ou remontagem.<\/li>\n<\/ul>\n<h3>2. Excentricidade din\u00e2mica (desvio angular)<\/h3>\n<ul>\n<li><strong>Descri\u00e7\u00e3o:<\/strong> A linha central do rotor forma um \u00e2ngulo com o eixo de rota\u00e7\u00e3o.<\/li>\n<li><strong>Geometria:<\/strong> desvio que varia ao longo do comprimento do rotor.<\/li>\n<li><strong>Efeito:<\/strong> cria <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/couple-unbalance\/\">desequil\u00edbrio de bin\u00e1rio<\/a> e um desvio vari\u00e1vel.<\/li>\n<li><strong>Comum em:<\/strong> rotores longos fabricados em v\u00e1rias etapas de montagem.<\/li>\n<li><strong>Corre\u00e7\u00e3o:<\/strong> requer um realinhamento ou um equil\u00edbrio especializado.<\/li>\n<\/ul>\n<h3>3. Excentricidade composta<\/h3>\n<ul>\n<li>Uma combina\u00e7\u00e3o de deslocamento paralelo e angular.<\/li>\n<li>A condi\u00e7\u00e3o mais comum na pr\u00e1tica.<\/li>\n<li>Produz um padr\u00e3o de desvio complexo.<\/li>\n<li>Requer uma an\u00e1lise cuidadosa para o distinguir de outras falhas, tais como uma <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/bent-shaft\/\">veio curvado<\/a>.<\/li>\n<\/ul>\n<h2>3. Causas comuns<\/h2>\n<h3>Toler\u00e2ncias de fabrico<\/h3>\n<ul>\n<li><strong>Desloca\u00e7\u00e3o do furo:<\/strong> um furo do rolamento que n\u00e3o \u00e9 conc\u00eantrico com o di\u00e2metro exterior.<\/li>\n<li><strong>Desvio do veio:<\/strong> imprecis\u00f5es de maquinagem nos munh\u00f5es do veio.<\/li>\n<li><strong>Empilhamento:<\/strong> v\u00e1rios componentes montados de forma a que as suas toler\u00e2ncias se acumulem.<\/li>\n<li><strong>Varia\u00e7\u00f5es de fundi\u00e7\u00e3o:<\/strong> deslocamento do n\u00facleo que provoca uma espessura irregular da parede.<\/li>\n<\/ul>\n<h3>Erros de montagem<\/h3>\n<ul>\n<li><strong>Montagem descentrada:<\/strong> um componente do impulsor ou do rotor que n\u00e3o esteja centrado no eixo.<\/li>\n<li><strong>Instala\u00e7\u00e3o inclinada:<\/strong> um componente que ficou inclinado durante a montagem por press\u00e3o.<\/li>\n<li><strong>Problemas relacionados com chaves e ranhuras:<\/strong> uma ranhura de chaveta demasiado grande ou uma chaveta instalada de forma exc\u00eantrica.<\/li>\n<li><strong>Problemas de ajuste t\u00e9rmico:<\/strong> montagem por contra\u00e7\u00e3o ou expans\u00e3o que introduz um desvio.<\/li>\n<\/ul>\n<h3>Causas operacionais<\/h3>\n<ul>\n<li><strong>Desgaste dos rolamentos:<\/strong> excessivo <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/bearing-clearance\/\">folga<\/a> faz com que o eixo gire descentrado.<\/li>\n<li><strong>Flex\u00e3o do veio:<\/strong> permanente ou <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/thermal-bow\/\">arco t\u00e9rmico<\/a> que gera uma excentricidade efetiva.<\/li>\n<li><strong>Deforma\u00e7\u00e3o pl\u00e1stica:<\/strong> sobrecarga que provoque uma deforma\u00e7\u00e3o permanente do eixo ou de um componente.<\/li>\n<li><strong>Folga:<\/strong> uma pe\u00e7a soltou-se e saiu do lugar.<\/li>\n<\/ul>\n<h2>4. Efeitos e sintomas<\/h2>\n<h3>Sintomas de vibra\u00e7\u00e3o<\/h3>\n<ul>\n<li><strong>1\u00d7 vibra\u00e7\u00e3o s\u00edncrona:<\/strong> o sintoma principal, que se assemelha a um desequil\u00edbrio de massa.<\/li>\n<li><strong>Alto <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/run-out\/\">runout<\/a>:<\/strong> desvio radial mensur\u00e1vel, mesmo a baixas velocidades de rota\u00e7\u00e3o.<\/li>\n<li><strong>Fase constante:<\/strong> ao contr\u00e1rio de algumas falhas, a <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/phase\/\">fase<\/a> \u00e9 normalmente est\u00e1vel.<\/li>\n<li><strong>Resposta ao quadrado da velocidade:<\/strong> a vibra\u00e7\u00e3o aumenta proporcionalmente ao quadrado da velocidade, tal como acontece com o desequil\u00edbrio \u2014 uma caracter\u00edstica distintiva de <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/centrifugal-force\/\">for\u00e7a centr\u00edfuga<\/a> a liderar a resposta.<\/li>\n<\/ul>\n<h3>Efeitos el\u00e9tricos (motores e geradores)<\/h3>\n<ul>\n<li><strong>Varia\u00e7\u00e3o da folga de ar:<\/strong> um rotor exc\u00eantrico gera uma distribui\u00e7\u00e3o n\u00e3o uniforme <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/air-gap\/\">entreferro<\/a>.<\/li>\n<li><strong>For\u00e7a magn\u00e9tica desequilibrada (UMP):<\/strong> for\u00e7as magn\u00e9ticas assim\u00e9tricas, impulsionadas por <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/magnetic-pull\/\">atra\u00e7\u00e3o magn\u00e9tica<\/a>.<\/li>\n<li><strong>Flutua\u00e7\u00f5es de corrente:<\/strong> A relut\u00e2ncia vari\u00e1vel afeta o consumo de corrente.<\/li>\n<li><strong>Sobreaquecimento:<\/strong> aquecimento localizado na posi\u00e7\u00e3o de menor folga de ar.<\/li>\n<li><strong>Ru\u00eddo eletromagn\u00e9tico:<\/strong> vibra\u00e7\u00e3o e zumbido em frequ\u00eancias relacionadas com a rede el\u00e9trica \u2014 frequentemente ao dobro da frequ\u00eancia da rede, com bandas laterais de passagem de polos quando a excentricidade roda com o veio.<\/li>\n<\/ul>\n<h3>Tens\u00e3o mec\u00e2nica<\/h3>\n<ul>\n<li>Aumento das cargas nos rolamentos devido a for\u00e7as semelhantes ao desequil\u00edbrio.<\/li>\n<li>Tens\u00e3o de flex\u00e3o c\u00edclica no eixo.<\/li>\n<li>Folga reduzida nos pontos de folga m\u00ednima.<\/li>\n<li>Um risco de <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/rotor-rub\/\">fric\u00e7\u00f5es<\/a> onde as folgas s\u00e3o mais reduzidas.<\/li>\n<\/ul>\n<h2>5. Diagn\u00f3stico e diferencia\u00e7\u00e3o<\/h2>\n<h3>Excentricidade versus desequil\u00edbrio de massa<\/h3>\n<table border=\"1\" style=\"width:100%; border-collapse:collapse;\">\n<tr>\n<th>Caracter\u00edstica<\/th>\n<th>Desequil\u00edbrio de massa<\/th>\n<th>Excentricidade<\/th>\n<\/tr>\n<tr>\n<td>Frequ\u00eancia de vibra\u00e7\u00e3o<\/td>\n<td>1\u00d7 velocidade de rota\u00e7\u00e3o<\/td>\n<td>1\u00d7 velocidade de rota\u00e7\u00e3o<\/td>\n<\/tr>\n<tr>\n<td>Desvio por rota\u00e7\u00e3o lenta<\/td>\n<td>M\u00ednimo<\/td>\n<td>Alto (proporcional \u00e0 excentricidade)<\/td>\n<\/tr>\n<tr>\n<td>Resposta \u00e0 balancagem<\/td>\n<td>Vibra\u00e7\u00e3o reduzida<\/td>\n<td>Melhoria limitada (adiciona desequil\u00edbrio de massa para compensar)<\/td>\n<\/tr>\n<tr>\n<td>Efeitos el\u00e9tricos<\/td>\n<td>Nenhum<\/td>\n<td>Varia\u00e7\u00e3o do entreferro, UMP (em motores\/geradores)<\/td>\n<\/tr>\n<tr>\n<td>Corre\u00e7\u00e3o<\/td>\n<td>Adicione contrapesos<\/td>\n<td>Remonte o componente ou substitua-o se houver defeito de fabrica\u00e7\u00e3o.<\/td>\n<\/tr>\n<\/table>\n<p>O fator mais \u00fatil para distinguir entre as duas situa\u00e7\u00f5es \u00e9 o batimento em baixa rota\u00e7\u00e3o: o desequil\u00edbrio de massa puro quase n\u00e3o produz batimento, enquanto a excentricidade apresenta um batimento elevado mesmo a uma velocidade muito baixa. \u00c9 por isso que uma verifica\u00e7\u00e3o cuidadosa do batimento \u00e9 o primeiro passo sempre que um problema de 1\u00d7 n\u00e3o consegue ser corrigido pela balancagem.<\/p>\n<h3>Exames de diagn\u00f3stico<\/h3>\n<h4>Medi\u00e7\u00e3o do desvio<\/h4>\n<ul>\n<li>Me\u00e7a o desvio radial com um comparador ou um <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/proximity-probe\/\">sonda de proximidade<\/a>.<\/li>\n<li>Gire o eixo lentamente (&lt; 100 RPM).<\/li>\n<li>Um desvio elevado \u2014 normalmente &gt; 0,05 mm (cerca de 2 mil\u00e9simos de polegada) \u2014 indica excentricidade ou um eixo torto.<\/li>\n<li>Um desvio que persiste quando o eixo gira muito lentamente confirma que se trata de um problema geom\u00e9trico e n\u00e3o din\u00e2mico.<\/li>\n<\/ul>\n<h4>Teste de resposta ao equil\u00edbrio<\/h4>\n<ul>\n<li>Tente equilibrar com <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/trial-weight\/\">pesos de teste<\/a>.<\/li>\n<li>A excentricidade limita a qualidade do equil\u00edbrio que se consegue atingir.<\/li>\n<li>\u00c9 poss\u00edvel atingir n\u00edveis de vibra\u00e7\u00e3o aceit\u00e1veis, mas apenas com pesos de corre\u00e7\u00e3o de dimens\u00f5es invulgarmente grandes.<\/li>\n<li>Esses pesos \u00abacompanham\u00bb o deslocamento geom\u00e9trico, em vez de corrigirem uma verdadeira distribui\u00e7\u00e3o de massa, o que resulta num elevado <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/residual-unbalance\/\">desequil\u00edbrio residual<\/a> mecanismo em vigor.<\/li>\n<\/ul>\n<h2>6. M\u00e9todos de corre\u00e7\u00e3o<\/h2>\n<h3>Corre\u00e7\u00e3o mec\u00e2nica<\/h3>\n<ul>\n<li><strong>Volte a montar o componente:<\/strong> retire-o e volte a instal\u00e1-lo com uma melhor concentricidade.<\/li>\n<li><strong>Maquinar as superf\u00edcies:<\/strong> Refazer o furo dos mancais ou retificar o eixo para melhorar a excentricidade.<\/li>\n<li><strong>Substitua o componente:<\/strong> Se a avaria for um defeito de fabrico, a substitui\u00e7\u00e3o poder\u00e1 ser a \u00fanica op\u00e7\u00e3o.<\/li>\n<li><strong>Ajuste com cal\u00e7os:<\/strong> reposicionar os componentes montados com cal\u00e7os.<\/li>\n<\/ul>\n<h3>Compensa\u00e7\u00e3o por equil\u00edbrio<\/h3>\n<ul>\n<li>Adicione contrapesos para criar um desequil\u00edbrio compensat\u00f3rio.<\/li>\n<li>Isto reduz a vibra\u00e7\u00e3o, mas n\u00e3o corrige a geometria.<\/li>\n<li>\u00c9 aceit\u00e1vel quando a excentricidade se encontra dentro dos limites de toler\u00e2ncia e a vibra\u00e7\u00e3o \u00e9 reduzida de forma adequada.<\/li>\n<li>No caso de aplica\u00e7\u00f5es de precis\u00e3o, a limita\u00e7\u00e3o deve ser formalmente documentada.<\/li>\n<\/ul>\n<h3>Para motores el\u00e9tricos e geradores<\/h3>\n<ul>\n<li>Reposicione o rotor para minimizar a varia\u00e7\u00e3o do entreferro.<\/li>\n<li>Em casos graves, \u00e9 necess\u00e1rio re-mandrilar o estator ou substitu\u00ed-lo na totalidade.<\/li>\n<li>A compensa\u00e7\u00e3o eletromagn\u00e9tica \u00e9, por vezes, poss\u00edvel com sistemas de controlo avan\u00e7ados do acionamento.<\/li>\n<\/ul>\n<p>No terreno, a quest\u00e3o pr\u00e1tica que se coloca normalmente \u00e9: \u00abSer\u00e1 que consigo compensar isto, ou trata-se de uma quest\u00e3o geom\u00e9trica?\u00bb Um analisador port\u00e1til de dois canais, como o <a href=\"https:\/\/vibromera.eu\/pt\/produto\/balanset-1\/\">Balanset-1A<\/a> responde a essa quest\u00e3o de forma eficiente: ao medir a amplitude e a fase 1\u00d7 antes e depois de um peso de teste, revela como o rotor responde efetivamente \u00e0 massa adicionada, enquanto a mesma configura\u00e7\u00e3o confirma se s\u00e3o necess\u00e1rios pesos de corre\u00e7\u00e3o grandes, do tipo \u00abque perseguem\u00bb o desvio \u2014 o ind\u00edcio revelador de que a excentricidade, e n\u00e3o um simples desequil\u00edbrio, \u00e9 a causa principal. Utilizado em conjunto com uma verifica\u00e7\u00e3o do desvio em rota\u00e7\u00e3o lenta, permite que um engenheiro opte com confian\u00e7a entre a compensa\u00e7\u00e3o de desequil\u00edbrio e uma corre\u00e7\u00e3o mec\u00e2nica. Quando o desvio se revela ser verdadeiramente geom\u00e9trico <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/misalignment\/\">desalinhamento<\/a> No caso de um rotor montado, a solu\u00e7\u00e3o passa pelo realinhamento, e n\u00e3o pela utiliza\u00e7\u00e3o de contrapesos.<\/p>\n<p>A excentricidade do rotor \u00e9 uma imperfei\u00e7\u00e3o geom\u00e9trica com consequ\u00eancias din\u00e2micas que se assemelham muito ao desequil\u00edbrio de massa, mas que apresenta sinais de diagn\u00f3stico distintos \u2014 desvio de rota\u00e7\u00e3o lento e persistente, fase est\u00e1vel e, nas m\u00e1quinas, efeitos no entreferro. Reconhec\u00ea-la atrav\u00e9s da medi\u00e7\u00e3o do desvio de rota\u00e7\u00e3o e compreender por que raz\u00e3o o equil\u00edbrio por si s\u00f3 n\u00e3o consegue corrigi-la totalmente leva \u00e0 resposta correta: corre\u00e7\u00e3o mec\u00e2nica, sempre que poss\u00edvel, ou aceita\u00e7\u00e3o documentada com compensa\u00e7\u00e3o de equil\u00edbrio, nos casos em que a modifica\u00e7\u00e3o geom\u00e9trica n\u00e3o \u00e9 vi\u00e1vel.<\/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 excentricidade do rotor, o desalinhamento entre os centros geom\u00e9trico e rotacional que causa vibra\u00e7\u00e3o semelhante ao desbalanceamento, comum em motores, geradores e impulsores.<\/p>","protected":false},"featured_media":0,"template":"","meta":{"ai_generated_summary":"","footnotes":""},"categories":[109,111],"tags":[],"class_list":["post-20650","glossary","type-glossary","status-publish","hentry","category-glossary","category-rotor-balancing"],"_links":{"self":[{"href":"https:\/\/vibromera.eu\/pt\/wp-json\/wp\/v2\/glossary\/20650","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":2,"href":"https:\/\/vibromera.eu\/pt\/wp-json\/wp\/v2\/glossary\/20650\/revisions"}],"predecessor-version":[{"id":102160,"href":"https:\/\/vibromera.eu\/pt\/wp-json\/wp\/v2\/glossary\/20650\/revisions\/102160"}],"wp:attachment":[{"href":"https:\/\/vibromera.eu\/pt\/wp-json\/wp\/v2\/media?parent=20650"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vibromera.eu\/pt\/wp-json\/wp\/v2\/categories?post=20650"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vibromera.eu\/pt\/wp-json\/wp\/v2\/tags?post=20650"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}