{"id":274,"date":"2025-10-31T00:25:51","date_gmt":"2025-10-31T00:25:51","guid":{"rendered":"https:\/\/vibromera.eu\/glossary\/torsional-analysis\/"},"modified":"2026-05-23T22:39:51","modified_gmt":"2026-05-23T22:39:51","slug":"torsional-analysis","status":"publish","type":"glossary","link":"https:\/\/vibromera.eu\/pt\/glossary\/torsional-analysis\/","title":{"rendered":"O que \u00e9 An\u00e1lise Torcional? Avalia\u00e7\u00e3o de Vibra\u00e7\u00e3o por Tor\u00e7\u00e3o"},"content":{"rendered":"<h1>Compreendendo a an\u00e1lise torcional<\/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\/274?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\/274?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\/274?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\/274?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\/274?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\/274?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\/274?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\/274?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\/274?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\/274?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\/274?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\/274?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\/274?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\/274?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>An\u00e1lise torcional<\/strong> \u00e9 a medi\u00e7\u00e3o, avalia\u00e7\u00e3o e modela\u00e7\u00e3o de <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/torsional-vibration\/\">vibra\u00e7\u00e3o torcional<\/a> \u2014 oscila\u00e7\u00f5es de tor\u00e7\u00e3o em torno do eixo do veio \u2014 nas transmiss\u00f5es de m\u00e1quinas rotativas. Ao contr\u00e1rio de <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/lateral-vibration\/\">vibra\u00e7\u00e3o lateral<\/a> (flex\u00e3o), que \u00e9 lido diretamente pelos sensores normais <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/accelerometer\/\">aceler\u00f3metros<\/a> aparafusado a uma caixa de rolamentos, o movimento de tor\u00e7\u00e3o n\u00e3o produz qualquer deslocamento lateral e \u00e9, por isso, invis\u00edvel aos sensores comuns. <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/vibration-analysis\/\">an\u00e1lise de vibra\u00e7\u00e3o<\/a>. A sua dete\u00e7\u00e3o exige t\u00e9cnicas especializadas \u2014 extens\u00f3metros, tac\u00f3metros duplos ou laser <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/laser-vibrometry\/\">vibrometria<\/a> \u2014 juntamente com a an\u00e1lise para encontrar as frequ\u00eancias naturais de tor\u00e7\u00e3o e avaliar <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/fatigue\/\">fadiga<\/a> risco em veios, acoplamentos e engrenagens.<\/p>\n<p>A disciplina \u00e9 fundamental para acionamentos de motores alternativos, veios de transmiss\u00e3o longos, caixas de velocidades de alta pot\u00eancia e sistemas de motores de acionamento de frequ\u00eancia vari\u00e1vel (VFD), em que a vibra\u00e7\u00e3o de tor\u00e7\u00e3o pode causar uma falha s\u00fabita e catastr\u00f3fica do veio ou do acoplamento, mesmo quando a vibra\u00e7\u00e3o lateral <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/vibration-severity\/\">Intensidade de vibra\u00e7\u00e3o<\/a> parece perfeitamente aceit\u00e1vel. Trata-se de uma capacidade especializada, mas essencial para evitar o tipo de rutura inesperada que o controlo normal nunca prev\u00ea.<\/p>\n<h2>1. Porque \u00e9 que a an\u00e1lise de tor\u00e7\u00e3o \u00e9 necess\u00e1ria<\/h2>\n<h3>Vibra\u00e7\u00e3o de tor\u00e7\u00e3o versus vibra\u00e7\u00e3o lateral<\/h3>\n<p>Os dois movimentos s\u00e3o mecanicamente independentes, e essa independ\u00eancia \u00e9 a raz\u00e3o pela qual existe uma disciplina separada:<\/p>\n<ul>\n<li><strong>Lateral:<\/strong> movimento de flex\u00e3o, de um lado para o outro, do veio e dos rolamentos \u2014 facilmente captado com um aceler\u00f3metro standard ou <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/proximity-probe\/\">sonda de proximidade<\/a>.<\/li>\n<li><strong>Torcional:<\/strong> torcendo em torno do eixo de rota\u00e7\u00e3o, sem deslocamento lateral para detetar, deixando-o invis\u00edvel aos sensores montados convencionalmente.<\/li>\n<li><strong>Independ\u00eancia:<\/strong> uma m\u00e1quina pode sofrer fortes vibra\u00e7\u00f5es de tor\u00e7\u00e3o enquanto apresenta baixos n\u00edveis laterais, e vice-versa - os dois n\u00e3o se acompanham.<\/li>\n<li><strong>Danos:<\/strong> as vibra\u00e7\u00f5es de tor\u00e7\u00e3o podem fraturar veios e acoplamentos sem qualquer aviso das medi\u00e7\u00f5es laterais, e \u00e9 precisamente por isso que s\u00e3o t\u00e3o perigosas.<\/li>\n<\/ul>\n<h3>Modos de falha carater\u00edsticos<\/h3>\n<p>Uma vez que a excita\u00e7\u00e3o torsional imp\u00f5e uma tens\u00e3o de corte c\u00edclica na linha de transmiss\u00e3o, as suas falhas t\u00eam uma assinatura reconhec\u00edvel:<\/p>\n<ul>\n<li><strong>Fracturas por fadiga do veio:<\/strong> tipicamente uma rutura limpa orientada a cerca de 45\u00b0 em rela\u00e7\u00e3o ao eixo do veio, o plano de tens\u00e3o de cisalhamento m\u00e1xima.<\/li>\n<li><strong>Falha do elemento de acoplamento:<\/strong> dentes de engrenagens rachados em acoplamentos de engrenagens, ou elementos flex\u00edveis rasgados em acoplamentos de elast\u00f3meros e discos.<\/li>\n<li><strong>Quebra de dentes da engrenagem:<\/strong> acionados por cargas dent\u00e1rias oscilantes e revers\u00edveis em vez de um bin\u00e1rio constante.<\/li>\n<li><strong>Danos na chave e na ranhura:<\/strong> fretting e afrouxamento \u00e0 medida que a junta \u00e9 trabalhada para a frente e para tr\u00e1s pela tor\u00e7\u00e3o alternada.<\/li>\n<\/ul>\n<h2>2. T\u00e9cnicas de medi\u00e7\u00e3o<\/h2>\n<p>Uma vez que n\u00e3o existe uma superf\u00edcie conveniente para apontar um sensor, surgiram quatro m\u00e9todos pr\u00e1ticos, que equilibram a precis\u00e3o com o custo e a gama de frequ\u00eancias.<\/p>\n<h3>M\u00e9todo do extens\u00f3metro<\/h3>\n<p>A via mais direta \u2014 medir a tens\u00e3o de tor\u00e7\u00e3o na sua origem:<\/p>\n<ul>\n<li>Os extens\u00f3metros s\u00e3o colados a 45\u00b0 em rela\u00e7\u00e3o ao eixo do veio, a orienta\u00e7\u00e3o que capta a tens\u00e3o de corte m\u00e1xima.<\/li>\n<li>L\u00eaem a tens\u00e3o de corte produzida pela tor\u00e7\u00e3o, que se converte diretamente em bin\u00e1rio e tens\u00e3o alternada.<\/li>\n<li>Um eixo rotativo exige an\u00e9is coletores ou comunica\u00e7\u00e3o sem fios <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/telemetry\/\">telemetria<\/a> para retirar o sinal do elemento girat\u00f3rio.<\/li>\n<li>\u00c9 o m\u00e9todo mais exato, mas tamb\u00e9m o mais complexo e dispendioso, pelo que \u00e9 utilizado sobretudo em trabalhos de investiga\u00e7\u00e3o e desenvolvimento.<\/li>\n<\/ul>\n<h3>M\u00e9todo do tac\u00f3metro duplo<\/h3>\n<ul>\n<li>Dois sensores \u00f3pticos - normalmente dois <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/laser-tachometer\/\">tac\u00f3metros a laser<\/a> - s\u00e3o direcionados para diferentes localiza\u00e7\u00f5es axiais no eixo.<\/li>\n<li>O instrumento mede o valor instant\u00e2neo <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/phase\/\">fase<\/a> diferen\u00e7a entre as duas esta\u00e7\u00f5es.<\/li>\n<li>Essa diferen\u00e7a de fase \u00e9 a tor\u00e7\u00e3o angular do veio entre eles, que \u00e9 a pr\u00f3pria vibra\u00e7\u00e3o de tor\u00e7\u00e3o.<\/li>\n<li>\u00c9 sem contacto e genuinamente pr\u00e1tico no terreno, mas normalmente limitado a conte\u00fados de tor\u00e7\u00e3o de baixa frequ\u00eancia, abaixo de aproximadamente 100 Hz.<\/li>\n<\/ul>\n<h3>Vibr\u00f3metro de tor\u00e7\u00e3o a laser<\/h3>\n<ul>\n<li>Um sistema laser Doppler especializado apontado para a superf\u00edcie do veio.<\/li>\n<li>Mede as flutua\u00e7\u00f5es da velocidade angular diretamente, sem prepara\u00e7\u00e3o do eixo.<\/li>\n<li>Sem contacto, com uma vasta gama de frequ\u00eancias utiliz\u00e1veis.<\/li>\n<li>Instrumenta\u00e7\u00e3o potente, mas dispendiosa, reservada para investiga\u00e7\u00f5es exigentes.<\/li>\n<\/ul>\n<h3>An\u00e1lise da corrente do motor<\/h3>\n<ul>\n<li>As vibra\u00e7\u00f5es de tor\u00e7\u00e3o de uma transmiss\u00e3o acionada por motor modulam a carga e, por conseguinte, criam pequenas flutua\u00e7\u00f5es na corrente do motor.<\/li>\n<li>An\u00e1lise da corrente do motor <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/spectrum\/\">espetro<\/a> revela essas flutua\u00e7\u00f5es de forma indireta.<\/li>\n<li>\u00c9 totalmente n\u00e3o-invasivo - nenhum sensor se aproxima do eixo.<\/li>\n<li>\u00c9 prefer\u00edvel trat\u00e1-lo como uma ferramenta de rastreio que assinala um problema que vale a pena confirmar com um m\u00e9todo direto.<\/li>\n<\/ul>\n<h2>3. An\u00e1lise anal\u00edtica de tor\u00e7\u00e3o<\/h2>\n<p>A medi\u00e7\u00e3o diz-nos o que uma m\u00e1quina est\u00e1 a fazer agora; a modela\u00e7\u00e3o diz-nos o que far\u00e1 em toda a sua gama de velocidades e permite que os engenheiros concebam o problema antes de o metal ser cortado.<\/p>\n<h3>Modela\u00e7\u00e3o matem\u00e1tica<\/h3>\n<ul>\n<li>A unidade de tra\u00e7\u00e3o \u00e9 reduzida a um modelo de tor\u00e7\u00e3o de massas concentradas - discos de in\u00e9rcia ligados por molas de tor\u00e7\u00e3o (as sec\u00e7\u00f5es do veio e os acoplamentos).<\/li>\n<li>A partir da\u00ed, s\u00e3o calculadas as frequ\u00eancias naturais de tor\u00e7\u00e3o.<\/li>\n<li>O modelo prev\u00ea a resposta a cada fonte de excita\u00e7\u00e3o e identifica a tor\u00e7\u00e3o <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/critical-speed\/\">velocidades cr\u00edticas<\/a> e <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/resonance\/\">resson\u00e2ncias<\/a>.<\/li>\n<\/ul>\n<h3>Fontes de excita\u00e7\u00e3o<\/h3>\n<p>As resson\u00e2ncias de tor\u00e7\u00e3o s\u00f3 se tornam perigosas quando algo as acciona na frequ\u00eancia certa. Os culpados habituais s\u00e3o:<\/p>\n<ul>\n<li><strong>Motores alternativos:<\/strong> os impulsos de disparo de cada cilindro criam uma forte excita\u00e7\u00e3o de tor\u00e7\u00e3o nas ordens do motor.<\/li>\n<li><strong>Malha de engrenagens:<\/strong> O engate do dente produz um bin\u00e1rio oscilante no <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/gear-mesh-frequency\/\">frequ\u00eancia de engrenamento<\/a>.<\/li>\n<li><strong>VFDs:<\/strong> A comuta\u00e7\u00e3o PWM produz harm\u00f3nicas que podem coincidir com um modo de tor\u00e7\u00e3o.<\/li>\n<li><strong>El\u00e9trica:<\/strong> motor <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/pole-pass-frequency\/\">passagem de polos<\/a> e <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/slip-frequency\/\">frequ\u00eancias de deslizamento<\/a> acrescentar mais for\u00e7a de tor\u00e7\u00e3o.<\/li>\n<\/ul>\n<h3>O diagrama de Campbell para tor\u00e7\u00e3o<\/h3>\n<p>A ferramenta gr\u00e1fica padr\u00e3o para associar frequ\u00eancias \u00e0 velocidade \u00e9 a <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/campbell-diagram\/\">Diagrama de Campbell<\/a>:<\/p>\n<ul>\n<li>As frequ\u00eancias naturais de tor\u00e7\u00e3o s\u00e3o representadas em fun\u00e7\u00e3o da velocidade de desloca\u00e7\u00e3o.<\/li>\n<li>As linhas de ordem de excita\u00e7\u00e3o (1\u00d7, 2\u00d7, ordem de disparo, ordem de malha) s\u00e3o sobrepostas.<\/li>\n<li>Quando uma linha de ordem cruza uma frequ\u00eancia natural, existe uma velocidade cr\u00edtica de tor\u00e7\u00e3o - um ponto de interfer\u00eancia a ser evitado.<\/li>\n<li>A imagem orienta ent\u00e3o a escolha das velocidades de funcionamento e de quaisquer bandas restritas. \u00c9 poss\u00edvel esbo\u00e7ar o mesmo mapa de interfer\u00eancias para uma determinada linha de transmiss\u00e3o com o <a href=\"https:\/\/vibromera.eu\/pt\/calculators\/campbell-diagram-calculator\/\">Calculadora de Diagrama de Campbell<\/a>.<\/li>\n<\/ul>\n<h2>4. Aplica\u00e7\u00f5es cr\u00edticas<\/h2>\n<p>A an\u00e1lise de tor\u00e7\u00e3o n\u00e3o \u00e9 necess\u00e1ria em todo o lado, mas numa s\u00e9rie de fam\u00edlias de m\u00e1quinas \u00e9 efetivamente obrigat\u00f3ria.<\/p>\n<ul>\n<li><strong>Sistemas de acionamento com motor alternativo:<\/strong> grupos electrog\u00e9neos diesel, compressores de motores a g\u00e1s e propuls\u00e3o mar\u00edtima, em que as grandes pulsa\u00e7\u00f5es de bin\u00e1rio tornam a an\u00e1lise inevit\u00e1vel.<\/li>\n<li><strong>Eixos de transmiss\u00e3o longos:<\/strong> accionamentos de laminadores, veios de h\u00e9lices mar\u00edtimas e accionamentos de m\u00e1quinas de papel, em que o comprimento reduz a rigidez de tor\u00e7\u00e3o e faz baixar as frequ\u00eancias naturais para a gama de funcionamento.<\/li>\n<li><strong>Caixas de velocidades de alta pot\u00eancia:<\/strong> caixas de engrenagens de turbinas e\u00f3licas e redutores industriais acima de cerca de 1.000 HP, onde a excita\u00e7\u00e3o da malha de engrenagens pode excitar um modo de tor\u00e7\u00e3o.<\/li>\n<li><strong>Sistemas de motores VFD:<\/strong> uma preocupa\u00e7\u00e3o que cresce rapidamente \u00e0 medida que as unidades proliferam, porque os harm\u00f3nicos PWM podem provocar resson\u00e2ncias de tor\u00e7\u00e3o que um motor de velocidade fixa nunca provocaria.<\/li>\n<\/ul>\n<h2>5. Interpreta\u00e7\u00e3o dos resultados<\/h2>\n<p>Um estudo de tor\u00e7\u00e3o produz tr\u00eas resultados que, em conjunto, decidem se uma unidade de tra\u00e7\u00e3o \u00e9 segura para funcionar.<\/p>\n<h3>Frequ\u00eancias Naturais Torsionais<\/h3>\n<ul>\n<li>Identificado a partir de medi\u00e7\u00f5es, c\u00e1lculos ou ambos.<\/li>\n<li>Comparado com todas as frequ\u00eancias de excita\u00e7\u00e3o cred\u00edveis.<\/li>\n<li>Verificou-se a exist\u00eancia de uma separa\u00e7\u00e3o adequada - uma margem confort\u00e1vel entre o modo e a frequ\u00eancia for\u00e7ada em toda a gama de funcionamento.<\/li>\n<\/ul>\n<h3>N\u00edveis de tens\u00e3o<\/h3>\n<ul>\n<li>A tens\u00e3o de cisalhamento alternada \u00e9 calculada a partir da amplitude de tor\u00e7\u00e3o medida.<\/li>\n<li>\u00c9 comparado com o limite de resist\u00eancia (fadiga) do material.<\/li>\n<li>\u00c9 estimada a fra\u00e7\u00e3o da vida \u00e0 fadiga consumida por hora ou por arranque.<\/li>\n<li>Segue-se um veredito: as tens\u00f5es s\u00e3o aceit\u00e1veis para a vida \u00fatil exigida?<\/li>\n<\/ul>\n<h3>Amortecimento<\/h3>\n<ul>\n<li>Medido a partir da nitidez da resposta em cada resson\u00e2ncia de tor\u00e7\u00e3o.<\/li>\n<li>Tor\u00e7\u00e3o <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/damping\/\">amortecimento<\/a> \u00e9 normalmente muito baixo - frequentemente inferior a 1% de valor cr\u00edtico.<\/li>\n<li>Um baixo amortecimento significa picos de resson\u00e2ncia altos e estreitos e uma grande amplifica\u00e7\u00e3o se uma ordem de excita\u00e7\u00e3o coincidir com um modo.<\/li>\n<\/ul>\n<h2>6. Estrat\u00e9gias de mitiga\u00e7\u00e3o<\/h2>\n<p>Quando a an\u00e1lise assinala um problema, est\u00e3o dispon\u00edveis tr\u00eas alavancas, que s\u00e3o normalmente aplicadas por esta ordem de prefer\u00eancia.<\/p>\n<h3>Separa\u00e7\u00e3o de Frequ\u00eancia<\/h3>\n<ul>\n<li>Afastar os naturais de tor\u00e7\u00e3o de todas as frequ\u00eancias de excita\u00e7\u00e3o.<\/li>\n<li>Ajustar o di\u00e2metro ou o comprimento do veio, ou alterar a tor\u00e7\u00e3o do acoplamento <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/stiffness\/\">rigidez<\/a>, para sintonizar novamente os modos.<\/li>\n<li>Alterar as in\u00e9rcias - por exemplo, adicionando um volante - para mudar as frequ\u00eancias naturais.<\/li>\n<\/ul>\n<h3>Adi\u00e7\u00e3o de amortecimento<\/h3>\n<ul>\n<li>Instalar um amortecedor de tor\u00e7\u00e3o (do tipo viscoso ou de fric\u00e7\u00e3o) para retirar energia da resson\u00e2ncia.<\/li>\n<li>Especificar acoplamentos flex\u00edveis de elevado amortecimento em vez de acoplamentos r\u00edgidos.<\/li>\n<li>Ambos reduzem a amplifica\u00e7\u00e3o na resson\u00e2ncia, mesmo quando a separa\u00e7\u00e3o perfeita \u00e9 imposs\u00edvel.<\/li>\n<\/ul>\n<h3>Altera\u00e7\u00f5es da velocidade de funcionamento<\/h3>\n<ul>\n<li>Evitar o funcionamento cont\u00ednuo a velocidades cr\u00edticas de tor\u00e7\u00e3o identificadas.<\/li>\n<li>Definir e aplicar faixas de velocidade restritas pelas quais a m\u00e1quina passa rapidamente.<\/li>\n<li>Num VFD, afine o conversor de frequ\u00eancia para minimizar a excita\u00e7\u00e3o nos harm\u00f3nicos problem\u00e1ticos.<\/li>\n<\/ul>\n<h2>7. An\u00e1lise de tor\u00e7\u00e3o num programa de campo<\/h2>\n<p>O trabalho de tor\u00e7\u00e3o \u00e9 especializado, mas n\u00e3o \u00e9 aut\u00f3nomo - \u00e9 realizado em conjunto com as verifica\u00e7\u00f5es de rotina da equilibragem e das vibra\u00e7\u00f5es laterais que mant\u00eam uma unidade de tra\u00e7\u00e3o saud\u00e1vel, e uma imagem lateral limpa \u00e9 a base contra a qual uma anomalia de tor\u00e7\u00e3o se destaca. Na pr\u00e1tica quotidiana no terreno, um engenheiro come\u00e7a por confirmar que o pr\u00f3prio rotor est\u00e1 bem equilibrado e que 1\u00d7 <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/unbalance\/\">desequil\u00edbrio<\/a> est\u00e1 sob controlo, porque o desequil\u00edbrio residual e <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/misalignment\/\">desalinhamento<\/a> acrescentam a sua pr\u00f3pria varia\u00e7\u00e3o de bin\u00e1rio \u00e0 linha. Um instrumento port\u00e1til de dois canais, como o <a href=\"https:\/\/vibromera.eu\/pt\/produto\/balanset-1\/\">Balanset-1A<\/a> trata desse lado lateral no local - medindo 1\u00d7 a amplitude e a fase, equilibrando o rotor nos seus pr\u00f3prios rolamentos e verificando <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/residual-unbalance\/\">desequil\u00edbrio residual<\/a> - de modo a que qualquer energia de tor\u00e7\u00e3o remanescente possa ser atribu\u00edda claramente a verdadeiras fontes de tor\u00e7\u00e3o e n\u00e3o a uma falha lateral mascarada como tal. Com o rotor equilibrado e alinhado, uma medi\u00e7\u00e3o de tor\u00e7\u00e3o dedicada (tac\u00f3metro duplo ou extens\u00f3metro) pode ent\u00e3o isolar o verdadeiro comportamento de tor\u00e7\u00e3o.<\/p>\n<p>Em suma, a an\u00e1lise torsional \u00e9 uma disciplina de vibra\u00e7\u00e3o especializada que visa as oscila\u00e7\u00f5es de tor\u00e7\u00e3o que podem causar falhas catastr\u00f3ficas invis\u00edveis \u00e0 monitoriza\u00e7\u00e3o lateral padr\u00e3o. Embora exija medi\u00e7\u00f5es e modela\u00e7\u00e3o espec\u00edficas, \u00e9 indispens\u00e1vel para acionamentos de motores alternativos, veios longos, caixas de engrenagens de alta pot\u00eancia e sistemas VFD, onde a vibra\u00e7\u00e3o torsional acarreta um risco real de fiabilidade e seguran\u00e7a.<\/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 an\u00e1lise torsional, medi\u00e7\u00e3o e avalia\u00e7\u00e3o de oscila\u00e7\u00f5es de tor\u00e7\u00e3o em eixos e transmiss\u00f5es para prevenir falhas por fadiga em acoplamentos, engrenagens e eixos.<\/p>","protected":false},"featured_media":0,"template":"","meta":{"ai_generated_summary":"","footnotes":""},"categories":[114,109],"tags":[],"class_list":["post-274","glossary","type-glossary","status-publish","hentry","category-analysis","category-glossary"],"_links":{"self":[{"href":"https:\/\/vibromera.eu\/pt\/wp-json\/wp\/v2\/glossary\/274","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\/274\/revisions"}],"predecessor-version":[{"id":101315,"href":"https:\/\/vibromera.eu\/pt\/wp-json\/wp\/v2\/glossary\/274\/revisions\/101315"}],"wp:attachment":[{"href":"https:\/\/vibromera.eu\/pt\/wp-json\/wp\/v2\/media?parent=274"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vibromera.eu\/pt\/wp-json\/wp\/v2\/categories?post=274"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vibromera.eu\/pt\/wp-json\/wp\/v2\/tags?post=274"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}