{"id":211,"date":"2025-10-31T00:25:51","date_gmt":"2025-10-31T00:25:51","guid":{"rendered":"https:\/\/vibromera.eu\/glossary\/resonance\/"},"modified":"2026-05-23T22:45:41","modified_gmt":"2026-05-23T22:45:41","slug":"resonance","status":"publish","type":"glossary","link":"https:\/\/vibromera.eu\/pt\/glossary\/resonance\/","title":{"rendered":"O que \u00e9 resson\u00e2ncia em sistemas mec\u00e2nicos?"},"content":{"rendered":"<h1>Compreendendo a resson\u00e2ncia em sistemas mec\u00e2nicos<\/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\/211?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\/211?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\/211?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\/211?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\/211?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\/211?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\/211?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\/211?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\/211?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\/211?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\/211?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\/211?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\/211?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\/211?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>Resson\u00e2ncia<\/strong> \u00e9 um fen\u00f3meno f\u00edsico que ocorre quando um sistema \u00e9 submetido a uma for\u00e7a peri\u00f3dica numa frequ\u00eancia que corresponde a uma das suas pr\u00f3prias <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/natural-frequency\/\">frequ\u00eancias naturais<\/a>. Quando essa coincid\u00eancia de frequ\u00eancias ocorre, o sistema come\u00e7a a vibrar com amplitudes extremamente elevadas: a energia proveniente da for\u00e7a de excita\u00e7\u00e3o \u00e9 transferida para o sistema com grande efici\u00eancia, pelo que a <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/vibration\/\">vibra\u00e7\u00e3o<\/a> aumenta dramaticamente ciclo ap\u00f3s ciclo. O \u00fanico fator que em \u00faltima an\u00e1lise limita a amplitude em resson\u00e2ncia \u00e9 o <strong><a href=\"https:\/\/vibromera.eu\/pt\/glossary\/damping\/\">amortecimento<\/a><\/strong>. Compreender e evitar a resson\u00e2ncia \u00e9 uma das tarefas centrais da din\u00e2mica de rotores e do diagn\u00f3stico de m\u00e1quinas, pois poucas condi\u00e7\u00f5es podem destruir equipamentos t\u00e3o rapidamente.<\/p>\n<h2>1. Defini\u00e7\u00e3o: O que \u00e9 a Resson\u00e2ncia?<\/h2>\n<p>A resson\u00e2ncia \u00e9 melhor compreendida como uma quest\u00e3o de <em>timing<\/em>, n\u00e3o de for\u00e7a. Uma excita\u00e7\u00e3o modesta, aplicada em sintonia com o ritmo pr\u00f3prio de uma estrutura, produz uma resposta muito maior do que uma for\u00e7a muito mais intensa aplicada fora de fase. Cada entrada bem sincronizada acrescenta um pouco mais de energia do que o amortecimento consegue dissipar durante esse ciclo, pelo que a amplitude cresce at\u00e9 que a energia dissipada pelo amortecimento por ciclo finalmente equilibra a energia fornecida. Num sistema com amortecimento reduzido, esse ponto de equil\u00edbrio s\u00f3 \u00e9 atingido com amplitude muito elevada \u2014 raz\u00e3o pela qual a resson\u00e2ncia \u00e9 perigosa. A frequ\u00eancia a que ocorre \u00e9 a frequ\u00eancia natural, determinada exclusivamente pela massa e pela <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/stiffness\/\">rigidez<\/a>.<\/p>\n<h2>2. A Rela\u00e7\u00e3o entre Frequ\u00eancia Natural e Resson\u00e2ncia<\/h2>\n<p>Para entender a resson\u00e2ncia, voc\u00ea precisa primeiro entender a frequ\u00eancia natural. Todo objeto f\u00edsico possui um conjunto de frequ\u00eancias naturais nas quais vibrar\u00e1 se perturbado. Estas s\u00e3o determinadas por sua massa e rigidez. Resson\u00e2ncia \u00e9 o que acontece quando voc\u00ea &quot;empurra&quot; continuamente o objeto exatamente na mesma taxa que uma de suas frequ\u00eancias naturais.<\/p>\n<p>A analogia cl\u00e1ssica \u00e9 empurrar uma crian\u00e7a num baloi\u00e7o:<\/p>\n<ul>\n<li>O baloi\u00e7o, com a crian\u00e7a a bordo, tem uma frequ\u00eancia natural espec\u00edfica determinada pelo comprimento da corda (a sua rigidez) e pela massa da crian\u00e7a.<\/li>\n<li>Um \u00fanico impulso faz-o oscilar nessa frequ\u00eancia natural e dissipar-se lentamente por causa do amortecimento \u2014 resist\u00eancia do ar e fric\u00e7\u00e3o.<\/li>\n<li>Se sincronizar cada impulso com a frequ\u00eancia natural do balan\u00e7o, cada impulso adiciona energia e o balan\u00e7o sobe cada vez mais alto. \u00c9 isso a resson\u00e2ncia.<\/li>\n<li>Se empurrar a um ritmo errado \u2014 demasiado r\u00e1pido ou demasiado lento \u2014 os impulsos perdem a sincroniza\u00e7\u00e3o com o movimento e n\u00e3o se desenvolve nenhuma amplitude elevada.<\/li>\n<\/ul>\n<p>A mesma rela\u00e7\u00e3o entre massa e rigidez governa os componentes de m\u00e1quinas. Pode explor\u00e1-la quantitativamente com o nosso <a href=\"https:\/\/vibromera.eu\/pt\/calculators\/natural-frequency\/\">Calculadora de Frequ\u00eancia Natural<\/a> para um sistema simples massa-mola, ou, para eixos rotativos em que a frequ\u00eancia natural coincide com a velocidade de funcionamento, a <a href=\"https:\/\/vibromera.eu\/pt\/calculators\/rotor-critical-speed\/\">Calculadora de Velocidade Cr\u00edtica do Rotor<\/a>.<\/p>\n<h2>3. Por que raz\u00e3o a Resson\u00e2ncia \u00e9 um Problema nas M\u00e1quinas?<\/h2>\n<p>Nas m\u00e1quinas rotativas, a resson\u00e2ncia \u00e9 uma condi\u00e7\u00e3o altamente destrutiva e perigosa. O &#8220;impulso&#8221; \u00e9 fornecido por qualquer for\u00e7a peri\u00f3dica que a m\u00e1quina gera em funcionamento normal \u2014 <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/unbalance\/\">desequil\u00edbrio<\/a>, <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/misalignment\/\">desalinhamento<\/a>, ou <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/blade-passing-frequency\/\">blade-pass<\/a> for\u00e7as entre elas. Se a frequ\u00eancia de uma dessas for\u00e7as se alinhar com uma frequ\u00eancia natural do rotor, da funda\u00e7\u00e3o, da estrutura de suporte ou das tubagens ligadas, as consequ\u00eancias podem ser graves:<\/p>\n<ul>\n<li><strong>N\u00edveis de vibra\u00e7\u00e3o extremos:<\/strong> as amplitudes podem ser amplificadas dez, cinquenta ou mesmo centenas de vezes, dependendo do n\u00edvel de amortecimento presente.<\/li>\n<li><strong>Elevadas tens\u00f5es din\u00e2micas:<\/strong> as grandes deflex\u00f5es imp\u00f5em tens\u00f5es c\u00edclicas enormes nos componentes, originando uma r\u00e1pida <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/fatigue\/\">fadiga<\/a>.<\/li>\n<li><strong>Falha catastr\u00f3fica:<\/strong> a resson\u00e2ncia pode produzir <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/cracked-rotor\/\">cracked shafts<\/a>, rolamentos avariados, soldaduras partidas e falha estrutural completa num tempo surpreendentemente curto.<\/li>\n<li><strong>Ru\u00eddo excessivo:<\/strong> a vibra\u00e7\u00e3o elevada irradia como ru\u00eddo intenso, frequentemente tonal.<\/li>\n<\/ul>\n<p>Um caso especial e particularmente importante \u00e9 a <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/critical-speed\/\">velocidade cr\u00edtica<\/a> \u2014 uma velocidade de rotor \u00e0 qual a excita\u00e7\u00e3o \u00e0 velocidade de funcionamento (1\u00d7) coincide com uma frequ\u00eancia natural do rotor. As m\u00e1quinas s\u00e3o deliberadamente projetadas para funcionar afastadas das suas velocidades cr\u00edticas e para as atravessar rapidamente durante a acelera\u00e7\u00e3o e a desacelera\u00e7\u00e3o.<\/p>\n<h2>4. Sintomas e Identifica\u00e7\u00e3o da Resson\u00e2ncia<\/h2>\n<p>A resson\u00e2ncia apresenta um conjunto distinto de sintomas que auxiliam o diagn\u00f3stico e a distinguem de um simples <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/forced-vibration\/\">forced-vibration<\/a> problema como o desequil\u00edbrio simples:<\/p>\n<ul>\n<li><strong>Vibra\u00e7\u00e3o altamente direcional:<\/strong> a vibra\u00e7\u00e3o \u00e9 tipicamente muito mais elevada numa dire\u00e7\u00e3o \u2014 frequentemente horizontal \u2014 do que nas outras, porque a rigidez estrutural difere consoante a dire\u00e7\u00e3o.<\/li>\n<li><strong>Pico acentuado de vibra\u00e7\u00e3o em fun\u00e7\u00e3o da velocidade:<\/strong> a vibra\u00e7\u00e3o \u00e9 elevada apenas numa faixa estreita de velocidade; \u00e0 medida que a m\u00e1quina acelera ou desacelera al\u00e9m desse ponto, a amplitude diminui drasticamente.<\/li>\n<li><strong>Uma varia\u00e7\u00e3o de fase de 180 graus:<\/strong> \u00e0 medida que a velocidade atravessa a frequ\u00eancia de resson\u00e2ncia, a <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/phase\/\">fase<\/a> da vibra\u00e7\u00e3o desloca-se 180 graus. Esta invers\u00e3o de fase \u00e9 a confirma\u00e7\u00e3o definitiva de resson\u00e2ncia.<\/li>\n<li><strong>Dif\u00edcil de equilibrar:<\/strong> tentar equilibrar um rotor a funcionar em resson\u00e2ncia \u00e9 frequentemente ineficaz ou pode agravar a situa\u00e7\u00e3o \u2014 as massas de corre\u00e7\u00e3o necess\u00e1rias resultam invulgarmente grandes ou pequenas, e a vibra\u00e7\u00e3o pode simplesmente migrar para um local diferente.<\/li>\n<\/ul>\n<p>A resson\u00e2ncia \u00e9 confirmada experimentalmente de duas formas complementares. Um <strong><a href=\"https:\/\/vibromera.eu\/pt\/glossary\/bump-test\/\">teste de impacto (bump test)<\/a><\/strong> excita a estrutura estacion\u00e1ria para revelar diretamente as suas frequ\u00eancias naturais. Em alternativa, um <strong><a href=\"https:\/\/vibromera.eu\/pt\/glossary\/run-up-analysis\/\">acelera\u00e7\u00e3o<\/a> ou <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/coastdown-analysis\/\">desacelera\u00e7\u00e3o<\/a> teste<\/strong> regista a amplitude e a fase enquanto a m\u00e1quina atravessa a resson\u00e2ncia suspeita, com o pico de amplitude caracter\u00edstico e o desvio de fase de 180 graus representados num <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/bode-plot\/\">Diagrama de Bode<\/a>.<\/p>\n<h2>5. Como Resolver um Problema de Resson\u00e2ncia<\/h2>\n<p>Como a resson\u00e2ncia \u00e9 fundamentalmente um problema de correspond\u00eancia de frequ\u00eancias, cada solu\u00e7\u00e3o resume-se a alterar a frequ\u00eancia do &#8220;impulsor&#8221; ou do &#8220;impulsionado&#8221; \u2014 ou a dissipar a energia mais rapidamente:<\/p>\n<ol>\n<li><strong>Altere a frequ\u00eancia de excita\u00e7\u00e3o.<\/strong> Normalmente isto significa alterar a velocidade de funcionamento da m\u00e1quina. \u00c9 a solu\u00e7\u00e3o mais simples quando o processo o permite, e em acionamentos de velocidade vari\u00e1vel pode programar-se uma faixa de velocidade proibida.<\/li>\n<li><strong>Altere a frequ\u00eancia natural.<\/strong> Esta \u00e9 a solu\u00e7\u00e3o mais comum.\n<ul>\n<li>Para <strong>aumentar<\/strong> a frequ\u00eancia natural, <strong>aumentar a rigidez<\/strong> do componente ressonante \u2014 por exemplo, adicionando um refor\u00e7o ou uma m\u00edsula.<\/li>\n<li>Para <strong>diminuir<\/strong> a frequ\u00eancia natural, seja <strong>diminuir a rigidez<\/strong> ou <strong>adicionar massa<\/strong> para o componente.<\/li>\n<\/ul>\n<\/li>\n<li><strong>Add damping.<\/strong> Quando nenhuma das frequ\u00eancias pode ser alterada, a adi\u00e7\u00e3o de amortecimento \u2014 tratamentos viscoel\u00e1sticos ou amortecedores especializados \u2014 reduz a altura do pico de resson\u00e2ncia para um n\u00edvel aceit\u00e1vel. O benef\u00edcio do amortecimento adicionado pode ser quantificado com um <a href=\"https:\/\/vibromera.eu\/pt\/calculators\/damping-ratio-calculator\/\">Calculadora do coeficiente de amortecimento<\/a>.<\/li>\n<\/ol>\n<p>Vale a pena notar que a resson\u00e2ncia envolvendo o sistema de suporte \u2014 <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/structural-resonance\/\">resson\u00e2ncia estrutural<\/a> or weak <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/foundation-stiffness\/\">rigidez da funda\u00e7\u00e3o<\/a> \u2014 \u00e9 um culpado frequente e \u00e9 tratada da mesma forma, refor\u00e7ando, adicionando massa ou amortecendo o elemento problem\u00e1tico.<\/p>\n<h2>6. Resson\u00e2ncia e Equilibragem em Campo<\/h2>\n<p>A liga\u00e7\u00e3o entre resson\u00e2ncia e equilibragem \u00e9 uma armadilha pr\u00e1tica que vale a pena evitar. Como um rotor a funcionar pr\u00f3ximo de uma resson\u00e2ncia fornece leituras de amplitude e fase enganosas e inst\u00e1veis, deve primeiro confirmar-se que a m\u00e1quina n\u00e3o est\u00e1 a funcionar em resson\u00e2ncia antes de tentar equilibr\u00e1-la. No campo, isto \u00e9 simples com um analisador port\u00e1til de dois canais como o <a href=\"https:\/\/vibromera.eu\/pt\/produto\/balanset-1\/\">Balanset-1A<\/a>: a sua medi\u00e7\u00e3o de arranque e paragem captura a amplitude e a fase ao longo da gama de velocidades, expondo qualquer pico de resson\u00e2ncia e desvio de fase de 180 graus, enquanto o seu tac\u00f3metro laser fornece a refer\u00eancia de fase. Uma vez confirmado que a m\u00e1quina funciona confortavelmente longe da resson\u00e2ncia, o mesmo instrumento calcula as massas de corre\u00e7\u00e3o e verifica o resultado em conformidade com o <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/equilibrio-2\/\">equilibragem<\/a> toler\u00e2ncia \u2014 ao passo que tentar a corre\u00e7\u00e3o numa resson\u00e2ncia seria apenas tratar o sintoma.<\/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 resson\u00e2ncia, uma condi\u00e7\u00e3o perigosa em que a frequ\u00eancia operacional de uma m\u00e1quina coincide com a frequ\u00eancia natural, causando vibra\u00e7\u00e3o extrema. Entenda suas causas, sintomas e solu\u00e7\u00f5es.<\/p>","protected":false},"featured_media":0,"template":"","meta":{"ai_generated_summary":"","footnotes":""},"categories":[109,110],"tags":[],"class_list":["post-211","glossary","type-glossary","status-publish","hentry","category-glossary","category-vibration-diagnostics"],"_links":{"self":[{"href":"https:\/\/vibromera.eu\/pt\/wp-json\/wp\/v2\/glossary\/211","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vibromera.eu\/pt\/wp-json\/wp\/v2\/glossary"}],"about":[{"href":"https:\/\/vibromera.eu\/pt\/wp-json\/wp\/v2\/types\/glossary"}],"version-history":[{"count":1,"href":"https:\/\/vibromera.eu\/pt\/wp-json\/wp\/v2\/glossary\/211\/revisions"}],"predecessor-version":[{"id":101359,"href":"https:\/\/vibromera.eu\/pt\/wp-json\/wp\/v2\/glossary\/211\/revisions\/101359"}],"wp:attachment":[{"href":"https:\/\/vibromera.eu\/pt\/wp-json\/wp\/v2\/media?parent=211"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vibromera.eu\/pt\/wp-json\/wp\/v2\/categories?post=211"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vibromera.eu\/pt\/wp-json\/wp\/v2\/tags?post=211"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}