{"id":167,"date":"2025-10-31T00:25:51","date_gmt":"2025-10-31T00:25:51","guid":{"rendered":"https:\/\/vibromera.eu\/glossary\/motor-defects\/"},"modified":"2026-07-03T09:58:42","modified_gmt":"2026-07-03T09:58:42","slug":"motor-defects","status":"publish","type":"glossary","link":"https:\/\/vibromera.eu\/pt-br\/glossary\/motor-defects\/","title":{"rendered":"O que s\u00e3o Defeitos de Motor? Diagn\u00f3stico de Motores El\u00e9tricos"},"content":{"rendered":"<h1>Compreendendo os Defeitos de Motores El\u00e9tricos<\/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-br\/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-br\/product\/balanset-1\/\" title=\"Portable balancer &#038; Vibration analyzer 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 full kit portable balancer and vibration analyzer\" 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-br\/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-br\/product\/balanset-1\/\" title=\"Portable balancer &#038; Vibration analyzer Balanset-1A\">Balanceador port\u00e1til &#038; Analisador de vibra\u00e7\u00e3o 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\">&euro;<\/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-br\/wp-json\/wp\/v2\/glossary\/167?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 ao carrinho\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Adicionar ao carrinho\" 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-br\/wp-json\/wp\/v2\/glossary\/167?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=\"Adicione 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 ao carrinho<\/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-br\/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-br\/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=\"Balanset-1A vibration sensor close-up\" 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-br\/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-br\/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\">&euro;<\/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-br\/wp-json\/wp\/v2\/glossary\/167?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 ao carrinho\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Adicionar ao carrinho\" 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-br\/wp-json\/wp\/v2\/glossary\/167?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=\"Adicione 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 ao carrinho<\/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-br\/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-br\/product\/optical-sensor-for-balanset-and-arbalance\/\" title=\"Sensor \u00d3ptico (Tac\u00f4metro a 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 \u00d3ptico (Tac\u00f4metro a 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-br\/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-br\/product\/optical-sensor-for-balanset-and-arbalance\/\" title=\"Sensor \u00d3ptico (Tac\u00f4metro a Laser)\">Sensor \u00d3ptico (Tac\u00f4metro a 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\">&euro;<\/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-br\/wp-json\/wp\/v2\/glossary\/167?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 ao carrinho\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Adicionar ao carrinho\" 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-br\/wp-json\/wp\/v2\/glossary\/167?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=\"Adicione 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 ao carrinho<\/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-br\/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-br\/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=\"Vibromera rotor balancing kit: carry case, multi-channel signal conditioner, handheld analyzer, magnetic base, vibration sensors, and coiled cables.\" 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-br\/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-br\/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\">&euro;<\/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-br\/wp-json\/wp\/v2\/glossary\/167?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 ao carrinho\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Adicionar ao carrinho\" 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-br\/wp-json\/wp\/v2\/glossary\/167?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=\"Adicione 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 ao carrinho<\/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-br\/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-br\/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=\"Magnet base.\" 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-br\/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-br\/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\">&euro;<\/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-br\/wp-json\/wp\/v2\/glossary\/167?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 ao carrinho\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Adicionar ao carrinho\" 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-br\/wp-json\/wp\/v2\/glossary\/167?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=\"Adicione 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 ao carrinho<\/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-br\/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-br\/product\/reflective-tape\/\" title=\"Fita refletiva\">\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 refletiva\" 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-br\/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-br\/product\/reflective-tape\/\" title=\"Fita refletiva\">Fita refletiva<\/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\">&euro;<\/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-br\/wp-json\/wp\/v2\/glossary\/167?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 ao carrinho\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Adicionar ao carrinho\" 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-br\/wp-json\/wp\/v2\/glossary\/167?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=\"Adicione 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 ao carrinho<\/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-br\/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-br\/product\/dynamic-balancer-balanset-1a\/\" title=\"Balanceador din\u00e2mico \u201cBalanset-1A\u201d OEM\">\n\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"230\" height=\"153\" src=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2021\/11\/\u0411\u0430\u043b\u043a\u043e\u043c\u041a\u0438\u0442-scaled-230x153.webp\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"Balanset-1A kit contents with interface unit, sensors, tachometer and accessories\" 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-br\/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-br\/product\/dynamic-balancer-balanset-1a\/\" title=\"Balanceador din\u00e2mico \u201cBalanset-1A\u201d OEM\">Balanceador din\u00e2mico \u201cBalanset-1A\u201d OEM<\/a>\n\n\t\t\t\t\t\t\t\t<\/h4>\n\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t<div class=\"footer\">\n\n\t\t\t\t\t\t\t\t\t<div class=\"price\"><h4><span class=\"woocommerce-Price-amount amount\"><span class=\"woocommerce-Price-currencySymbol\">&euro;<\/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-br\/wp-json\/wp\/v2\/glossary\/167?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 ao carrinho\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Adicionar ao carrinho\" 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-br\/wp-json\/wp\/v2\/glossary\/167?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=\"Adicione 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 ao carrinho<\/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>Defeitos de motor<\/strong> s\u00e3o as falhas e modos de falha que se desenvolvem em motores el\u00e9tricos \u2014 abrangendo problemas puramente mec\u00e2nicos (falhas de rolamento, contato rotor-estator, problemas de eixo), problemas eletromagn\u00e9ticos (barras do rotor quebradas, falhas nos enrolamentos do estator, irregularidades no entreferro) e os problemas eletromec\u00e2nicos combinados onde um alimenta o outro. Cada fam\u00edlia de defeito carimba uma assinatura caracter\u00edstica no <a href=\"https:\/\/vibromera.eu\/pt-br\/glossary\/vibration\/\">vibra\u00e7\u00e3o<\/a> e comportamento el\u00e9trico, ent\u00e3o podem ser detectados atrav\u00e9s de <a href=\"https:\/\/vibromera.eu\/pt-br\/glossary\/vibration-analysis\/\">an\u00e1lise de vibra\u00e7\u00e3o<\/a>, an\u00e1lise de assinatura de corrente do motor (MCSA) e imageamento t\u00e9rmico muito antes que o motor falhe realmente.<\/p>\n<p>Os motores el\u00e9tricos est\u00e3o entre as m\u00e1quinas mais numerosas em qualquer instala\u00e7\u00e3o industrial, e suas falhas representam uma grande parcela de tempo de inatividade n\u00e3o planejado e custo de manuten\u00e7\u00e3o. Conhecer os modos de defeito espec\u00edficos do motor \u2014 e as frequ\u00eancias que eles produzem \u2014 permite que uma equipe de confiabilidade mude da substitui\u00e7\u00e3o reativa para a interven\u00e7\u00e3o planejada, evitando falhas catastr\u00f3ficas e extraindo a m\u00e1xima confiabilidade de cada acionamento.<\/p>\n<h2>1. As Tr\u00eas Fam\u00edlias de Defeitos de Motor<\/h2>\n<p>Ajuda classificar os problemas de motor em tr\u00eas grupos: defeitos compartilhados com toda a maquinaria rotativa, defeitos exclusivos da eletromagn\u00e9tica, e os h\u00edbridos que acoplam os dois dom\u00ednios juntos.<\/p>\n<h3>Defeitos Mec\u00e2nicos (Comuns a Toda Maquinaria Rotativa)<\/h3>\n<ul>\n<li><strong><a href=\"https:\/\/vibromera.eu\/pt-br\/glossary\/unbalance\/\">Desbalanceamento<\/a>:<\/strong> assimetria de massa do rotor, produzindo um dominante <a href=\"https:\/\/vibromera.eu\/pt-br\/glossary\/running-speed\/\">1\u00d7 velocidade de opera\u00e7\u00e3o<\/a> vibra\u00e7\u00e3o.<\/li>\n<li><strong><a href=\"https:\/\/vibromera.eu\/pt-br\/glossary\/bearing-defects\/\">Falhas em rolamentos<\/a>:<\/strong> o defeito de motor mais comum, cerca de metade de todas as falhas.<\/li>\n<li><strong><a href=\"https:\/\/vibromera.eu\/pt-br\/glossary\/misalignment\/\">Desalinhamento<\/a>:<\/strong> erro de acoplamento motor-carga, classicamente um forte componente 2\u00d7.<\/li>\n<li><strong><a href=\"https:\/\/vibromera.eu\/pt-br\/glossary\/looseness\/\">Folga mec\u00e2nica<\/a>:<\/strong> p\u00e9s de montagem frouxos, tampas de extremidade ou componentes do rotor, frequentemente elevando uma s\u00e9rie de harm\u00f4nicos.<\/li>\n<li><strong>Problemas de eixo:<\/strong> a <a href=\"https:\/\/vibromera.eu\/pt-br\/glossary\/bent-shaft\/\">eixo empenado<\/a> ou <a href=\"https:\/\/vibromera.eu\/pt-br\/glossary\/cracked-rotor\/\">rotor trincado<\/a> que empena o conjunto rotativo.<\/li>\n<\/ul>\n<h3>Defeitos Eletromagn\u00e9ticos (Espec\u00edficos do Motor)<\/h3>\n<p>Estas s\u00e3o as falhas que uma caixa de engrenagens ou bomba nunca mostra \u2014 elas vivem na gaiola do rotor, no enrolamento do estator e no entreferro magn\u00e9tico entre eles.<\/p>\n<ul>\n<li><strong>Defeitos el\u00e9tricos do rotor:<\/strong> <a href=\"https:\/\/vibromera.eu\/pt-br\/glossary\/broken-rotor-bars\/\">barras do rotor quebradas<\/a> (barras condutoras fraturadas em rores gaiola de esquilo, cerca de 10\u201315% das falhas), an\u00e9is de extremidade rachados (fraturas nos an\u00e9is de curto-circuito que unem as barras), porosidade do rotor (vazios de fundi\u00e7\u00e3o que alteram as propriedades el\u00e9tricas) e juntas de alta resist\u00eancia entre barras e an\u00e9is de extremidade.<\/li>\n<li><strong><a href=\"https:\/\/vibromera.eu\/pt-br\/glossary\/stator-defects\/\">Defeitos el\u00e9tricos do estator<\/a>:<\/strong> degrada\u00e7\u00e3o do isolamento do enrolamento, curtos-circuitos espira-espira e falhas fase-fase (30\u201340% das falhas), falhas de aterramento onde o isolamento falha para a carca\u00e7a, e danos nas bobinas por degrada\u00e7\u00e3o t\u00e9rmica, tens\u00e3o mec\u00e2nica ou contamina\u00e7\u00e3o.<\/li>\n<li><strong><a href=\"https:\/\/vibromera.eu\/pt-br\/glossary\/air-gap\/\">Problemas de entreferro<\/a>:<\/strong> um <a href=\"https:\/\/vibromera.eu\/pt-br\/glossary\/eccentricity\/\">rotor exc\u00eantrico<\/a> gerando um entreferro n\u00e3o uniforme por fabrica\u00e7\u00e3o ou desgaste, <a href=\"https:\/\/vibromera.eu\/pt-br\/glossary\/rubbing\/\">atrito<\/a> contato entre rotor e estator por falha de rolamento ou desalinhamento, e <a href=\"https:\/\/vibromera.eu\/pt-br\/glossary\/magnetic-pull\/\">tra\u00e7\u00e3o magn\u00e9tica<\/a> \u2014 for\u00e7a magn\u00e9tica desbalanceada decorrente da assimetria do entreferro.<\/li>\n<\/ul>\n<h3>Defeitos Eletromec\u00e2nicos Combinados<\/h3>\n<ul>\n<li><strong>Problemas t\u00e9rmicos:<\/strong> superaquecimento por sobrecarga, ventila\u00e7\u00e3o ruim ou uma falha el\u00e9trica subjacente.<\/li>\n<li><strong>Problemas de ventila\u00e7\u00e3o:<\/strong> ventiladores de resfriamento bloqueados ou danificados que deixam os enrolamentos cozinhar.<\/li>\n<li><strong>Acoplamento cruzado de dom\u00ednios:<\/strong> falhas el\u00e9tricas que provocam vibra\u00e7\u00e3o mec\u00e2nica, e falhas mec\u00e2nicas que distorcem o circuito magn\u00e9tico \u2014 cada uma amplificando a outra.<\/li>\n<\/ul>\n<h2>2. Assinaturas de Vibra\u00e7\u00e3o das Falhas Principais<\/h2>\n<p>O poder do diagn\u00f3stico de vibra\u00e7\u00e3o em motores reside no fato de que falhas eletromagn\u00e9ticas aparecem em frequ\u00eancias previs\u00edveis, relacionadas \u00e0 rede, em vez de em m\u00faltiplos simples da velocidade do eixo. O <a href=\"https:\/\/vibromera.eu\/pt-br\/glossary\/electrical-frequency\/\">frequ\u00eancia da rede<\/a>, o n\u00famero de polos e o <a href=\"https:\/\/vibromera.eu\/pt-br\/glossary\/slip-frequency\/\">frequ\u00eancia de deslizamento<\/a> juntos definem onde os picos diagn\u00f3sticos caem.<\/p>\n<h3>Barras do Rotor Quebradas<\/h3>\n<p>Um dos defeitos espec\u00edficos do motor mais importantes, e um caso cl\u00e1ssico para <a href=\"https:\/\/vibromera.eu\/pt-br\/glossary\/sidebands\/\">banda lateral<\/a> an\u00e1lise:<\/p>\n<ul>\n<li><strong>Frequ\u00eancia:<\/strong> bandas laterais flanqueando a velocidade de rota\u00e7\u00e3o com espa\u00e7amento de \u00b1(frequ\u00eancia de passagem de polo) \u2014 um padr\u00e3o de 1\u00d7 \u00b1 F<sub>P<\/sub> , onde F<sub>P<\/sub> = n\u00famero de polos \u00d7 frequ\u00eancia de deslizamento, tipicamente alguns hertz em um motor de 60 Hz.<\/li>\n<li><strong>Modula\u00e7\u00e3o de amplitude:<\/strong> a corrente e o torque pulsam na frequ\u00eancia de passagem de polo (duas vezes o deslizamento em unidades por unidade \u00d7 frequ\u00eancia da rede).<\/li>\n<li><strong>Depend\u00eancia da carga:<\/strong> as bandas laterais tornam-se mais proeminentes sob carga, portanto, o motor deve estar sob carga ao realizar a medi\u00e7\u00e3o.<\/li>\n<li><strong>Progress\u00e3o:<\/strong> a amplitude das bandas laterais aumenta \u00e0 medida que mais barras se fraturam, tornando o defeito um bom candidato para <a href=\"https:\/\/vibromera.eu\/pt-br\/glossary\/trending\/\">tend\u00eancia<\/a>.<\/li>\n<\/ul>\n<h3>Problemas no Estator<\/h3>\n<ul>\n<li><strong>Frequ\u00eancia:<\/strong> tipicamente um pico dominante no dobro da frequ\u00eancia da rede \u2014 120 Hz em uma rede de 60 Hz, 100 Hz em uma rede de 50 Hz.<\/li>\n<li><strong>Causa:<\/strong> assimetria da for\u00e7a magn\u00e9tica criada por falhas nos enrolamentos. Um pico isolado no dobro da frequ\u00eancia da rede n\u00e3o \u00e9 conclusivo \u2014 desequil\u00edbrio de alimenta\u00e7\u00e3o e excentricidade do entreferro tamb\u00e9m o produzem, portanto confirme com verifica\u00e7\u00f5es de corrente de fase.<\/li>\n<li><strong>Adicional:<\/strong> harm\u00f4nicos da frequ\u00eancia da rede tamb\u00e9m podem aparecer.<\/li>\n<li><strong>Ru\u00eddo eletromagn\u00e9tico:<\/strong> um zumbido aud\u00edvel no dobro da frequ\u00eancia da rede frequentemente acompanha a vibra\u00e7\u00e3o.<\/li>\n<\/ul>\n<h3>Rotor Exc\u00eantrico (Varia\u00e7\u00e3o do Entreferro)<\/h3>\n<ul>\n<li><strong>Frequ\u00eancias:<\/strong> picos no dobro da frequ\u00eancia da rede e na velocidade de rota\u00e7\u00e3o, flanqueados por bandas laterais espa\u00e7adas na <a href=\"https:\/\/vibromera.eu\/pt-br\/glossary\/pole-pass-frequency\/\">frequ\u00eancia de passagem de polos<\/a>.<\/li>\n<li><strong>Padr\u00e3o:<\/strong> 2\u00d7F<sub>L<\/sub> \u00b1 F<sub>P<\/sub> e 1\u00d7 \u00b1 F<sub>P<\/sub>, onde F<sub>P<\/sub> (frequ\u00eancia de passagem de polo) = n\u00famero de polos \u00d7 frequ\u00eancia de deslizamento.<\/li>\n<li><strong>Desbalanceamento magn\u00e9tico:<\/strong> um entreferro n\u00e3o uniforme gera vibra\u00e7\u00e3o radial mesmo quando o rotor est\u00e1 mecanicamente bem balanceado.<\/li>\n<li><strong>Efeito combinado:<\/strong> tanto uma contribui\u00e7\u00e3o mec\u00e2nica (a pr\u00f3pria excentricidade) quanto uma eletromagn\u00e9tica (a relut\u00e2ncia magn\u00e9tica vari\u00e1vel ao redor do entreferro).<\/li>\n<\/ul>\n<h2>3. M\u00e9todos de Detec\u00e7\u00e3o<\/h2>\n<p>Nenhuma t\u00e9cnica isolada detecta todas as falhas do motor. Os programas mais robustos camadas de m\u00e9todos complementares para que um defeito perdido por um seja sinalizado por outro.<\/p>\n<h3>An\u00e1lise de Vibra\u00e7\u00e3o<\/h3>\n<ul>\n<li><strong>FFT Padr\u00e3o:<\/strong> um <a href=\"https:\/\/vibromera.eu\/pt-br\/glossary\/fft\/\">FFT<\/a> <a href=\"https:\/\/vibromera.eu\/pt-br\/glossary\/spectrum\/\">espectro<\/a> resolve tanto defeitos mec\u00e2nicos quanto as frequ\u00eancias da rede eletromagn\u00e9ticas.<\/li>\n<li><strong>An\u00e1lise de bandas laterais:<\/strong> crucial para detectar problemas de barras do rotor e do entreferro, que se escondem nas saias do pico de 1\u00d7.<\/li>\n<li><strong>Frequ\u00eancias dos rolamentos:<\/strong> <a href=\"https:\/\/vibromera.eu\/pt-br\/glossary\/envelope-analysis\/\">an\u00e1lise de envelope<\/a> revela precocemente <a href=\"https:\/\/vibromera.eu\/pt-br\/glossary\/bearing-fault-frequencies\/\">frequ\u00eancias de falha de rolamento<\/a> enterrados sob componentes mais fortes.<\/li>\n<li><strong>Tend\u00eancia (Trending):<\/strong> o acompanhamento das amplitudes ao longo do tempo exp\u00f5e uma falha que est\u00e1 se desenvolvendo lentamente.<\/li>\n<\/ul>\n<h3>An\u00e1lise de Assinatura de Corrente do Motor (MCSA)<\/h3>\n<ul>\n<li>Analisa o espectro de frequ\u00eancia da corrente de linha do motor em vez de sua vibra\u00e7\u00e3o.<\/li>\n<li>Detecta falhas el\u00e9tricas sem a necessidade de sensores de vibra\u00e7\u00e3o montados na m\u00e1quina.<\/li>\n<li>Particularmente eficaz para falhas nas barras do rotor e nos enrolamentos do estator.<\/li>\n<li>Pode ser realizado online sem interromper a produ\u00e7\u00e3o.<\/li>\n<li>Complementa, em vez de substituir, a an\u00e1lise de vibra\u00e7\u00e3o.<\/li>\n<\/ul>\n<h3>Termografia<\/h3>\n<ul>\n<li>C\u00e2meras infravermelhas revelam pontos quentes em toda a carca\u00e7a do motor.<\/li>\n<li>Falhas nos enrolamentos aparecem como aquecimento localizado.<\/li>\n<li>Obstru\u00e7\u00f5es de ventila\u00e7\u00e3o aparecem como \u00e1reas quentes amplas.<\/li>\n<li>Problemas nos rolamentos elevam a temperatura da caixa do rolamento.<\/li>\n<li>Condi\u00e7\u00f5es de sobrecarga produzem um aumento geral de temperatura.<\/li>\n<\/ul>\n<h3>Testes El\u00e9tricos<\/h3>\n<ul>\n<li><strong>Resist\u00eancia de isolamento:<\/strong> testes com meg\u00f4hmetro revelam a deteriora\u00e7\u00e3o do isolamento dos enrolamentos.<\/li>\n<li><strong>\u00cdndice de polariza\u00e7\u00e3o:<\/strong> uma raz\u00e3o que indica a condi\u00e7\u00e3o geral do isolamento.<\/li>\n<li><strong>Teste hipot:<\/strong> verifica a integridade do isolamento sob tens\u00e3o elevada.<\/li>\n<li><strong>Balanceamento de corrente:<\/strong> medir a corrente em cada fase exp\u00f5e <a href=\"https:\/\/vibromera.eu\/pt-br\/glossary\/electrical-unbalance\/\">desbalanceamento el\u00e9trico<\/a> entre as fases.<\/li>\n<\/ul>\n<h2>4. Estat\u00edsticas de Falhas e o Balanset-1A em Campo<\/h2>\n<p>Conhecer a frequ\u00eancia relativa de cada modo de falha permite que uma equipe direcione seus esfor\u00e7os de monitoramento onde eles d\u00e3o retorno:<\/p>\n<ul>\n<li><strong>Falhas nos rolamentos:<\/strong> cerca de 50% das falhas do motor.<\/li>\n<li><strong>Falhas nos enrolamentos do estator:<\/strong> cerca de 30\u201335%.<\/li>\n<li><strong>Defeitos do rotor:<\/strong> cerca de 10\u201315%.<\/li>\n<li><strong>Fatores externos:<\/strong> os restantes ~5% \u2014 contamina\u00e7\u00e3o, ambiente e afins.<\/li>\n<\/ul>\n<p>Como metade dessas falhas remonta aos rolamentos, e muitas falhas nos rolamentos s\u00e3o impulsionadas por vibra\u00e7\u00e3o excessiva, controlar o desbalanceamento na fonte \u00e9 uma das a\u00e7\u00f5es mais custo-eficazes que uma equipe de manuten\u00e7\u00e3o pode realizar. Quando a vibra\u00e7\u00e3o de 1\u00d7 de um motor est\u00e1 alta, um engenheiro pode confirmar e corrigi-la no local com um analisador port\u00e1til de dois canais, como o <a href=\"https:\/\/vibromera.eu\/pt-br\/produto\/balanset-1\/\">Balanset-1A<\/a>: ele mede o <a href=\"https:\/\/vibromera.eu\/pt-br\/glossary\/amplitude\/\">amplitude<\/a> e <a href=\"https:\/\/vibromera.eu\/pt-br\/glossary\/phase\/\">fase<\/a> da vibra\u00e7\u00e3o na velocidade de rota\u00e7\u00e3o, distingue um desbalanceamento real de um pico eletromagn\u00e9tico de 2\u00d7 a frequ\u00eancia da rede e \u2014 quando a falha \u00e9 mec\u00e2nica \u2014 executa o balanceamento em um ou dois planos <a href=\"https:\/\/vibromera.eu\/pt-br\/glossary\/balanceamento-de-campo\/\">balanceamento em campo<\/a> nos pr\u00f3prios rolamentos do motor, em seguida verifica o <a href=\"https:\/\/vibromera.eu\/pt-br\/glossary\/residual-unbalance\/\">desbalanceamento residual<\/a> sem desmontar o acionamento. Identificar o problema dessa forma evita a carga lateral que, de outra forma, reduz a vida \u00fatil do rolamento.<\/p>\n<h2>5. Estrat\u00e9gias de Manuten\u00e7\u00e3o Preventiva<\/h2>\n<h3>Monitoramento de Condi\u00e7\u00e3o<\/h3>\n<ul>\n<li>Levantamentos de vibra\u00e7\u00e3o trimestrais ou mensais em uma rota programada.<\/li>\n<li><a href=\"https:\/\/vibromera.eu\/pt-br\/glossary\/continuous-monitoring\/\">Monitoramento cont\u00ednuo<\/a> para os motores mais cr\u00edticos.<\/li>\n<li>Levantamentos por termografia anuais ou semestrais.<\/li>\n<li>An\u00e1lise de corrente do motor, peri\u00f3dica ou cont\u00ednua.<\/li>\n<li>Monitoramento de tend\u00eancias de todos os par\u00e2metros para que as altera\u00e7\u00f5es sejam detectadas precocemente como parte de um programa mais amplo de <a href=\"https:\/\/vibromera.eu\/pt-br\/glossary\/predictive-maintenance\/\">manuten\u00e7\u00e3o preditiva<\/a> programa.<\/li>\n<\/ul>\n<h3>Manuten\u00e7\u00e3o Rotineira<\/h3>\n<ul>\n<li><strong>Lubrication:<\/strong> regraxar os rolamentos conforme o cronograma \u2014 tipicamente a cada 6\u201312 meses.<\/li>\n<li><strong>Limpeza:<\/strong> limpar poeira e detritos das passagens de resfriamento.<\/li>\n<li><strong>Aperto:<\/strong> verificar parafusos de fixa\u00e7\u00e3o e conex\u00f5es dos terminais.<\/li>\n<li><strong>Inspe\u00e7\u00e3o:<\/strong> procurar danos vis\u00edveis, superaquecimento e contamina\u00e7\u00e3o.<\/li>\n<li><strong>Testes:<\/strong> repetir testes de resist\u00eancia de isolamento periodicamente.<\/li>\n<\/ul>\n<h3>Balanceamento e Alinhamento<\/h3>\n<ul>\n<li>Manter bom <a href=\"https:\/\/vibromera.eu\/pt-br\/glossary\/balance-quality\/\">qualidade de balanceamento<\/a> para manter as cargas nos rolamentos baixas.<\/li>\n<li>Manter o alinhamento preciso <a href=\"https:\/\/vibromera.eu\/pt-br\/glossary\/laser-shaft-alignment\/\">alinhamento do eixo<\/a> com o equipamento acionado.<\/li>\n<li>Reverificar o alinhamento periodicamente \u2014 anualmente ou ap\u00f3s qualquer manuten\u00e7\u00e3o.<\/li>\n<\/ul>\n<h2>6. An\u00e1lise de Causa Raiz<\/h2>\n<p>Quando um motor falha, encontrar a causa raiz \u00e9 o que impede que a mesma falha se repita. Associe o sintoma aos prov\u00e1veis fatores:<\/p>\n<h3>Falhas em Rolamentos<\/h3>\n<ul>\n<li><strong>Investigar:<\/strong> adequa\u00e7\u00e3o da lubrifica\u00e7\u00e3o, fontes de contamina\u00e7\u00e3o, alinhamento, n\u00edveis de vibra\u00e7\u00e3o.<\/li>\n<li><strong>Causas comuns:<\/strong> excesso de graxa, tipo de graxa incorreto, desalinhamento, vibra\u00e7\u00e3o excessiva.<\/li>\n<\/ul>\n<h3>Falhas El\u00e9tricas<\/h3>\n<ul>\n<li><strong>Investigar:<\/strong> condi\u00e7\u00f5es de opera\u00e7\u00e3o, qualidade da tens\u00e3o, ciclo de trabalho, adequa\u00e7\u00e3o do resfriamento.<\/li>\n<li><strong>Causas comuns:<\/strong> sobrecarga, desequil\u00edbrio de tens\u00e3o, monofasamento, bloqueio do resfriamento.<\/li>\n<\/ul>\n<h3>Falhas Mec\u00e2nicas<\/h3>\n<ul>\n<li><strong>Investigar:<\/strong> caracter\u00edsticas da carga, qualidade da instala\u00e7\u00e3o, ambiente de opera\u00e7\u00e3o.<\/li>\n<li><strong>Causas comuns:<\/strong> cargas de impacto, desalinhamento, instala\u00e7\u00e3o inadequada, ambiente contaminado.<\/li>\n<\/ul>\n<h2>7. Normas da Ind\u00fastria<\/h2>\n<p>V\u00e1rias normas estabelecem o desempenho do motor, os testes e a vibra\u00e7\u00e3o aceit\u00e1vel:<\/p>\n<ul>\n<li><strong>NEMA MG-1:<\/strong> desempenho e testes do motor.<\/li>\n<li><strong>IEC 60034:<\/strong> normas internacionais para motores, incluindo limites de vibra\u00e7\u00e3o.<\/li>\n<li><strong>IEEE 43:<\/strong> pr\u00e1tica de testes de isolamento (a origem do \u00edndice de polariza\u00e7\u00e3o).<\/li>\n<li><strong><a href=\"https:\/\/vibromera.eu\/pt-br\/glossary\/iso-20816-3\/\">ISO 20816<\/a>:<\/strong> crit\u00e9rios de severidade de vibra\u00e7\u00e3o para motores el\u00e9tricos \u2014 o sucessor moderno da amplamente citada s\u00e9rie ISO 10816.<\/li>\n<\/ul>\n<p>Os defeitos em motores el\u00e9tricos representam uma parcela significativa de todas as falhas de equipamentos industriais. Compreender as assinaturas distintas de falhas mec\u00e2nicas, el\u00e9tricas e eletromagn\u00e9ticas \u2014 e combinar a an\u00e1lise de vibra\u00e7\u00e3o, a an\u00e1lise de corrente e a termografia em um \u00fanico programa de monitoramento de condi\u00e7\u00e3o \u2014 transforma a manuten\u00e7\u00e3o de motores de um combate a inc\u00eandios em previs\u00e3o, maximizando a confiabilidade enquanto minimiza o tempo de inatividade n\u00e3o planejado.<\/p>\n<hr>\n<p><a href=\"https:\/\/vibromera.eu\/pt-br\/glossary\/\">\u2190 Voltar ao \u00cdndice Principal<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>Learn about electric motor defects including rotor bar problems, stator issues, bearing failures, and electromagnetic faults, detectable through vibration and current analysis.<\/p>","protected":false},"featured_media":0,"template":"","meta":{"ai_generated_summary":"","footnotes":""},"categories":[109,110],"tags":[],"class_list":["post-167","glossary","type-glossary","status-publish","hentry","category-glossary","category-vibration-diagnostics"],"_links":{"self":[{"href":"https:\/\/vibromera.eu\/pt-br\/wp-json\/wp\/v2\/glossary\/167","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vibromera.eu\/pt-br\/wp-json\/wp\/v2\/glossary"}],"about":[{"href":"https:\/\/vibromera.eu\/pt-br\/wp-json\/wp\/v2\/types\/glossary"}],"version-history":[{"count":3,"href":"https:\/\/vibromera.eu\/pt-br\/wp-json\/wp\/v2\/glossary\/167\/revisions"}],"predecessor-version":[{"id":102166,"href":"https:\/\/vibromera.eu\/pt-br\/wp-json\/wp\/v2\/glossary\/167\/revisions\/102166"}],"wp:attachment":[{"href":"https:\/\/vibromera.eu\/pt-br\/wp-json\/wp\/v2\/media?parent=167"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vibromera.eu\/pt-br\/wp-json\/wp\/v2\/categories?post=167"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vibromera.eu\/pt-br\/wp-json\/wp\/v2\/tags?post=167"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}