{"id":20628,"date":"2025-10-31T00:25:51","date_gmt":"2025-10-31T00:25:51","guid":{"rendered":"https:\/\/vibromera.eu\/glossary\/axial-fan-defects\/"},"modified":"2026-05-23T22:44:50","modified_gmt":"2026-05-23T22:44:50","slug":"axial-fan-defects","status":"publish","type":"glossary","link":"https:\/\/vibromera.eu\/pt\/glossary\/axial-fan-defects\/","title":{"rendered":"Quais s\u00e3o os defeitos em ventiladores axiais? Problemas com as p\u00e1s e o fluxo de ar."},"content":{"rendered":"<h1>Compreender os defeitos dos ventiladores axiais<\/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\/20628?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\/20628?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\/20628?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\/20628?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\/20628?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\/20628?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\/20628?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\/20628?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\/20628?add-to-cart=1852\" data-quantity=\"1\" 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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\/20628?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\/20628?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\/20628?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\/20628?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>Defeitos em ventiladores axiais<\/strong> quais s\u00e3o as avarias espec\u00edficas dos ventiladores de fluxo axial, nos quais o ar circula paralelamente ao eixo do veio atrav\u00e9s de um rotor semelhante a uma h\u00e9lice <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/rotor\/\">rotor<\/a>. Entre eles contam-se erros no \u00e2ngulo de inclina\u00e7\u00e3o das p\u00e1s, a deteriora\u00e7\u00e3o da folga nas pontas das p\u00e1s, as p\u00e1s <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/fatigue\/\">fadiga<\/a> e fissuras, falhas na fixa\u00e7\u00e3o do cubo, perda de sustenta\u00e7\u00e3o rotativa e resson\u00e2ncias aerodin\u00e2micas. Os ventiladores axiais diferem dos ventiladores centr\u00edfugos no percurso do fluxo e na distribui\u00e7\u00e3o de for\u00e7as, o que os exp\u00f5e a modos de falha espec\u00edficos relacionados com a tor\u00e7\u00e3o das p\u00e1s, o fluxo de fuga nas pontas e o empuxo axial vari\u00e1vel. Fazem parte da fam\u00edlia mais ampla de <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/fan-defects\/\">defeitos da ventoinha<\/a> mas exigem uma abordagem diagn\u00f3stica pr\u00f3pria.<\/p>\n<p>Os ventiladores axiais est\u00e3o presentes em todo o lado em sistemas de climatiza\u00e7\u00e3o, torres de refrigera\u00e7\u00e3o, ventiladores de tiragem em centrais el\u00e9tricas e ventila\u00e7\u00e3o industrial. O seu grande di\u00e2metro e as p\u00e1s relativamente leves tornam-nos especialmente suscet\u00edveis \u00e0 fadiga induzida por vibra\u00e7\u00f5es e a instabilidades aerodin\u00e2micas \u2014 problemas que se manifestam claramente num <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/vibration-analysis\/\">an\u00e1lise de vibra\u00e7\u00e3o<\/a> fazer uma an\u00e1lise quando se sabe quais os sinais a procurar.<\/p>\n<h2>1. Problemas com o passo e o \u00e2ngulo das p\u00e1s<\/h2>\n<h3>Ajuste de passo incorreto<\/h3>\n<ul>\n<li><strong>Ventiladores de passo vari\u00e1vel:<\/strong> O \u00e2ngulo da l\u00e2mina \u00e9 ajust\u00e1vel para otimizar o desempenho.<\/li>\n<li><strong>Desajuste:<\/strong> l\u00e2minas ajustadas num \u00e2ngulo inadequado para as condi\u00e7\u00f5es de funcionamento.<\/li>\n<li><strong>Efeitos:<\/strong> baixo desempenho, vibra\u00e7\u00e3o elevada e tend\u00eancia para a perda de sustenta\u00e7\u00e3o.<\/li>\n<li><strong>Configura\u00e7\u00e3o n\u00e3o uniforme:<\/strong> as p\u00e1s posicionadas em \u00e2ngulos diferentes distribuem a massa e a carga aerodin\u00e2mica de forma desigual, criando <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/unbalance\/\">desequil\u00edbrio<\/a>.<\/li>\n<\/ul>\n<h3>Deforma\u00e7\u00e3o por tor\u00e7\u00e3o da p\u00e1<\/h3>\n<ul>\n<li>P\u00e1s permanentemente torcidas devido a cargas aerodin\u00e2micas ou centr\u00edfugas.<\/li>\n<li>\u00c2ngulos de fluxo alterados, que prejudicam o desempenho.<\/li>\n<li>Uma tor\u00e7\u00e3o assim\u00e9trica que cria um desequil\u00edbrio.<\/li>\n<li>Distor\u00e7\u00e3o t\u00e9rmica causada por gradientes de temperatura ao longo do rotor.<\/li>\n<\/ul>\n<h2>2. Problemas de folga da ponta<\/h2>\n<h3>Porque \u00e9 que a folga na ponta \u00e9 fundamental nos ventiladores axiais<\/h3>\n<ul>\n<li>O fluxo fuga pelas pontas das p\u00e1s, formando v\u00f3rtices nas pontas.<\/li>\n<li>A efici\u00eancia \u00e9 muito sens\u00edvel \u00e0 folga da ponta.<\/li>\n<li>Cada aumento de 1% na folga implica uma perda de efici\u00eancia de cerca de 1&ndash;2%.<\/li>\n<li>A folga tamb\u00e9m afeta a vibra\u00e7\u00e3o e o desempenho ac\u00fastico.<\/li>\n<\/ul>\n<h3>Folga excessiva<\/h3>\n<ul>\n<li><strong>Causas:<\/strong> <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/wear\/\">desgaste<\/a>, deforma\u00e7\u00f5es da caixa, deflex\u00e3o das p\u00e1s e dilata\u00e7\u00e3o t\u00e9rmica.<\/li>\n<li><strong>Efeitos:<\/strong> perda de desempenho, v\u00f3rtices nas pontas mais intensos e aumento da vibra\u00e7\u00e3o.<\/li>\n<li><strong>Folga t\u00edpica em equipamento novo:<\/strong> 0,5&ndash;1,5 % do comprimento da p\u00e1.<\/li>\n<li><strong>A\u00e7\u00e3o necess\u00e1ria:<\/strong> Se a folga for superior a 3%, isso indica que a ventoinha precisa de ser substitu\u00edda ou reparada.<\/li>\n<\/ul>\n<h3>Ro\u00e7amento das pontas<\/h3>\n<ul>\n<li>As pontas das l\u00e2minas est\u00e3o a tocar na caixa.<\/li>\n<li>Causado por excesso de <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/vibration\/\">vibra\u00e7\u00e3o<\/a>, dilata\u00e7\u00e3o t\u00e9rmica ou <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/misalignment\/\">desalinhamento<\/a>.<\/li>\n<li>Provoca ru\u00eddo, vibra\u00e7\u00e3o e danos nas p\u00e1s \u2014 uma forma localizada de <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/rotor-rub\/\">fric\u00e7\u00e3o do rotor<\/a>.<\/li>\n<li>Deixa marcas de desgaste vis\u00edveis tanto nas pontas das p\u00e1s como na caixa.<\/li>\n<\/ul>\n<h2>3. Defeitos estruturais das p\u00e1s<\/h2>\n<h3>Fissuras por fadiga<\/h3>\n<ul>\n<li><strong>Localiza\u00e7\u00e3o:<\/strong> a raiz da p\u00e1 (onde esta se fixa ao cubo) e a borda de ataque.<\/li>\n<li><strong>Causa:<\/strong> cargas aerodin\u00e2micas alternadas, vibra\u00e7\u00e3o e <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/blade-resonance\/\">resson\u00e2ncia das p\u00e1s<\/a>.<\/li>\n<li><strong>Dete\u00e7\u00e3o:<\/strong> penetra\u00e7\u00e3o de corante, part\u00edculas magn\u00e9ticas ou ultrassons <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/non-destructive-testing\/\">ensaios n\u00e3o destrutivos<\/a>.<\/li>\n<li><strong>Criticidade:<\/strong> Se n\u00e3o for detetada, uma fissura por fadiga pode evoluir para a liberta\u00e7\u00e3o da l\u00e2mina \u2014 a proje\u00e7\u00e3o de uma l\u00e2mina inteira.<\/li>\n<\/ul>\n<h3>Falhas na fixa\u00e7\u00e3o da p\u00e1<\/h3>\n<ul>\n<li>Fissuras nas soldaduras na jun\u00e7\u00e3o entre a l\u00e2mina e o cubo.<\/li>\n<li>Acess\u00f3rios aparafusados a soltarem-se.<\/li>\n<li>Fissuras na raiz do filete.<\/li>\n<li>Falha progressiva se a condi\u00e7\u00e3o n\u00e3o for detetada precocemente.<\/li>\n<\/ul>\n<h2>4. Instabilidades aerodin\u00e2micas<\/h2>\n<h3>Estol rotativo<\/h3>\n<ul>\n<li>Separa\u00e7\u00e3o do fluxo que se forma em algumas p\u00e1s e gira em torno do anel.<\/li>\n<li>Produces <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/sub-synchronous\/\">subs\u00edncrono<\/a> vibra\u00e7\u00e3o a 0,2&ndash;0,5&times; a velocidade do rotor.<\/li>\n<li>Ocorre em condi\u00e7\u00f5es de baixo caudal ou quando a resist\u00eancia na entrada \u00e9 elevada.<\/li>\n<li>Pode ser agressivo e danificar as l\u00e2minas.<\/li>\n<\/ul>\n<h3>Flutter (vibra\u00e7\u00e3o aeroel\u00e1stica)<\/h3>\n<ul>\n<li>Vibra\u00e7\u00e3o autoexcitada da p\u00e1 resultante do acoplamento aeroel\u00e1stico \u2014 uma forma de <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/self-excited-vibration\/\">vibra\u00e7\u00e3o autoexcitada<\/a>.<\/li>\n<li>O movimento da l\u00e2mina altera o fluxo de ar e, por sua vez, o fluxo de ar impulsiona o movimento da l\u00e2mina.<\/li>\n<li>Ocorre na p\u00e1&#8217;s <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/natural-frequency\/\">frequ\u00eancia natural<\/a>.<\/li>\n<li>Pode provocar uma avaria r\u00e1pida da p\u00e1.<\/li>\n<li>Raro, mas catastr\u00f3fico quando acontece.<\/li>\n<\/ul>\n<h2>5. Assinaturas de vibra\u00e7\u00e3o<\/h2>\n<h3>Frequ\u00eancia de passagem das p\u00e1s<\/h3>\n<ul>\n<li><strong>C\u00e1lculo:<\/strong> BPF = n\u00famero de p\u00e1s &times; RPM \/ 60. Pode calcular isto instantaneamente com o <a href=\"https:\/\/vibromera.eu\/pt\/calculators\/blade-pass-frequency\/\">Calculadora da frequ\u00eancia de passagem das p\u00e1s<\/a>.<\/li>\n<li><strong>Ventiladores axiais:<\/strong> a <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/blade-passing-frequency\/\">frequ\u00eancia de passagem da p\u00e1<\/a> \u00e9 frequentemente mais acentuado \u2014 mais do que nos ventiladores centr\u00edfugos.<\/li>\n<li><strong>Amplitude elevada:<\/strong> indica problemas de folga na ponta, danos na p\u00e1 ou problemas de fluxo.<\/li>\n<li><strong>Harm\u00f3nicos:<\/strong> multiple BPF <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/harmonics\/\">harm\u00f3nicos<\/a> indicam problemas com a l\u00e2mina ou com o fluxo.<\/li>\n<\/ul>\n<h3>Desequil\u00edbrio<\/h3>\n<ul>\n<li>Resulta da acumula\u00e7\u00e3o de res\u00edduos na p\u00e1, da eros\u00e3o ou da falta de uniformidade do \u00e2ngulo de inclina\u00e7\u00e3o.<\/li>\n<li>Aparece como uma componente de 1&times; a velocidade de rota\u00e7\u00e3o.<\/li>\n<li>Correctable by <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/equilibrio-de-campos\/\">equilibragem no local<\/a> com pesos montados nas p\u00e1s.<\/li>\n<\/ul>\n<h3>Vibra\u00e7\u00e3o por bloqueio aerodin\u00e2mico<\/h3>\n<ul>\n<li>Componentes subs\u00edncronos na gama de 0,2&ndash;0,5&times;.<\/li>\n<li>Amplitude aleat\u00f3ria e flutuante.<\/li>\n<li>Um aumento do ru\u00eddo na banda larga.<\/li>\n<li>Desaparece assim que o fluxo aumenta \u2014 um teste de confirma\u00e7\u00e3o \u00fatil.<\/li>\n<\/ul>\n<h2>6. Detec\u00e7\u00e3o e monitoriza\u00e7\u00e3o<\/h2>\n<h3>An\u00e1lise de vibra\u00e7\u00e3o<\/h3>\n<ul>\n<li>Monitoriza\u00e7\u00e3o padr\u00e3o da vibra\u00e7\u00e3o dos rolamentos.<\/li>\n<li>Evolu\u00e7\u00e3o da amplitude da BPF ao longo do tempo.<\/li>\n<li>Estar atento a componentes subs\u00edncronos que indiquem perda de sustenta\u00e7\u00e3o (stall).<\/li>\n<li><a href=\"https:\/\/vibromera.eu\/pt\/glossary\/axial-vibration\/\">Vibra\u00e7\u00e3o axial<\/a> medi\u00e7\u00e3o para detetar varia\u00e7\u00f5es no impulso.<\/li>\n<\/ul>\n<h3>Monitoriza\u00e7\u00e3o do desempenho<\/h3>\n<ul>\n<li>Medi\u00e7\u00e3o do caudal de ar pelo m\u00e9todo da diferen\u00e7a de press\u00e3o.<\/li>\n<li>Tend\u00eancias no consumo de energia.<\/li>\n<li>C\u00e1lculo da efici\u00eancia.<\/li>\n<li>Compara\u00e7\u00e3o com o projeto ou <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/baseline\/\">linha de base<\/a> performance.<\/li>\n<\/ul>\n<h3>Inspe\u00e7\u00e3o<\/h3>\n<ul>\n<li>Inspe\u00e7\u00e3o visual das l\u00e2minas para detetar fissuras, eros\u00e3o e <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/corrosion\/\">corros\u00e3o<\/a>.<\/li>\n<li>Verifica\u00e7\u00e3o do \u00e2ngulo de inclina\u00e7\u00e3o da p\u00e1.<\/li>\n<li>Medi\u00e7\u00e3o da folga da ponta.<\/li>\n<li>Inspe\u00e7\u00e3o do cubo e dos pontos de fixa\u00e7\u00e3o.<\/li>\n<li>Ensaios n\u00e3o destrutivos para a dete\u00e7\u00e3o de fissuras em ventiladores cr\u00edticos.<\/li>\n<\/ul>\n<h2>7. Equil\u00edbrio no terreno e limites de vibra\u00e7\u00e3o<\/h2>\n<p>Uma vez que um ventilador axial funciona com os seus pr\u00f3prios rolamentos, a forma mais pr\u00e1tica de resolver o desequil\u00edbrio 1&times; predominante \u00e9 equilibr\u00e1-lo no local, em vez de retirar o rotor. Um analisador port\u00e1til de dois canais, como o <a href=\"https:\/\/vibromera.eu\/pt\/produto\/balanset-1\/\">Balanset-1A<\/a> mede o 1\u00d7 <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/phase\/\">amplitude e fase<\/a> \u00e0 velocidade de funcionamento, calcula o <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/influence-coefficient\/\">coeficientes de influ\u00eancia<\/a> do ventilador e indica a massa e o \u00e2ngulo do <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/correction-weight\/\">peso de correc\u00e7\u00e3o<\/a> para adicionar nas p\u00e1s. Em seguida, verifica o resultado em rela\u00e7\u00e3o ao <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/residual-unbalance\/\">desequil\u00edbrio residual<\/a> toler\u00e2ncia. No que diz respeito aos graus de aceita\u00e7\u00e3o e de qualidade equilibrada, os grandes ventiladores industriais s\u00e3o abordados especificamente por <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/iso-14694\/\">ISO 14694<\/a>, enquanto a severidade global da vibra\u00e7\u00e3o nas caixas dos rolamentos \u00e9 avaliada em compara\u00e7\u00e3o com os padr\u00f5es modernos <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/iso-20816-3\/\">ISO 20816-3<\/a> (a norma que substituiu a ISO 10816-3).<\/p>\n<h2>8. Manuten\u00e7\u00e3o e corre\u00e7\u00e3o<\/h2>\n<h3>Manuten\u00e7\u00e3o de l\u00e2minas<\/h3>\n<ul>\n<li>Limpe os res\u00edduos acumulados nas p\u00e1s e, em seguida, reequilibre-as.<\/li>\n<li>Reparar pequenos danos causados pela eros\u00e3o e pela corros\u00e3o.<\/li>\n<li>Substitua as p\u00e1s rachadas ou gravemente danificadas.<\/li>\n<li>Verifique se todas as p\u00e1s est\u00e3o no mesmo \u00e2ngulo de inclina\u00e7\u00e3o.<\/li>\n<li>Verifique e aperte os parafusos de fixa\u00e7\u00e3o da p\u00e1.<\/li>\n<\/ul>\n<h3>Restaura\u00e7\u00e3o da Folga<\/h3>\n<ul>\n<li>Coloque an\u00e9is de veda\u00e7\u00e3o ou vedantes nas pontas nos locais onde a folga for excessiva.<\/li>\n<li>Remodele a caixa para reduzir o seu di\u00e2metro.<\/li>\n<li>Substitua a ventoinha, se tal se justificar do ponto de vista econ\u00f3mico.<\/li>\n<\/ul>\n<h3>Controlo do ponto de opera\u00e7\u00e3o<\/h3>\n<ul>\n<li>Ajuste a resist\u00eancia do sistema de modo a que a ventoinha funcione pr\u00f3ximo do seu ponto de projeto.<\/li>\n<li>Utilize o controlo de velocidade vari\u00e1vel para obter uma adapta\u00e7\u00e3o ideal.<\/li>\n<li>Evite operar na zona de estolagem.<\/li>\n<li>Utilize o controlo por aletas de entrada ou por registo para a regula\u00e7\u00e3o da pot\u00eancia.<\/li>\n<\/ul>\n<p>As avarias nos ventiladores axiais combinam os problemas habituais das m\u00e1quinas rotativas com fen\u00f3menos aerodin\u00e2micos espec\u00edficos das m\u00e1quinas de fluxo axial. A compreens\u00e3o das quest\u00f5es estruturais das p\u00e1s, da import\u00e2ncia da folga na ponta e de instabilidades como a perda de sustenta\u00e7\u00e3o rotativa \u2014 aliada a uma monitoriza\u00e7\u00e3o adequada das vibra\u00e7\u00f5es e a testes de desempenho \u2014 permite que estas m\u00e1quinas essenciais para a circula\u00e7\u00e3o de ar funcionem de forma fi\u00e1vel em aplica\u00e7\u00f5es industriais.<\/p>\n<hr>\n<p><a href=\"https:\/\/vibromera.eu\/pt\/glossary\/\">\u2190 Voltar ao \u00edndice principal<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>Saiba mais sobre defeitos em ventiladores axiais, incluindo danos nas p\u00e1s, problemas de folga na ponta, estol e instabilidades aerodin\u00e2micas espec\u00edficas para projetos de ventiladores de fluxo axial.<\/p>","protected":false},"featured_media":0,"template":"","meta":{"ai_generated_summary":"","footnotes":""},"categories":[109,110],"tags":[],"class_list":["post-20628","glossary","type-glossary","status-publish","hentry","category-glossary","category-vibration-diagnostics"],"_links":{"self":[{"href":"https:\/\/vibromera.eu\/pt\/wp-json\/wp\/v2\/glossary\/20628","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\/20628\/revisions"}],"predecessor-version":[{"id":101351,"href":"https:\/\/vibromera.eu\/pt\/wp-json\/wp\/v2\/glossary\/20628\/revisions\/101351"}],"wp:attachment":[{"href":"https:\/\/vibromera.eu\/pt\/wp-json\/wp\/v2\/media?parent=20628"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vibromera.eu\/pt\/wp-json\/wp\/v2\/categories?post=20628"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vibromera.eu\/pt\/wp-json\/wp\/v2\/tags?post=20628"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}