{"id":261,"date":"2025-10-31T00:25:51","date_gmt":"2025-10-31T00:25:51","guid":{"rendered":"https:\/\/vibromera.eu\/glossary\/surging\/"},"modified":"2026-05-23T22:54:39","modified_gmt":"2026-05-23T22:54:39","slug":"surging","status":"publish","type":"glossary","link":"https:\/\/vibromera.eu\/pt\/glossary\/surging\/","title":{"rendered":"O que \u00e9 oscila\u00e7\u00e3o? Instabilidade do fluxo do compressor"},"content":{"rendered":"<h1>Compreender o surge em compressores<\/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\/261?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\/261?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\/261?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\/261?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\/261?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\/261?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\/261?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\/261?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\/261?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\/261?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\/261?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\/261?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\/261?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\/261?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>Surge<\/strong> \u2014 frequentemente designado simplesmente por \u00absurge no compressor\u00bb \u2014 \u00e9 uma instabilidade aerodin\u00e2mica violenta que ocorre em compressores centr\u00edfugos e axiais, na qual todo o fluxo que atravessa a m\u00e1quina inverte periodicamente a sua dire\u00e7\u00e3o. O resultado \u00e9 uma oscila\u00e7\u00e3o da press\u00e3o e do fluxo, geralmente a frequ\u00eancias de <strong>0,5-10 Hz<\/strong>. Em cada ciclo de surge, o fluxo interrompe-se momentaneamente ou inverte-se, a press\u00e3o de descarga desce drasticamente, depois o fluxo para a frente retoma-se e a press\u00e3o volta a subir, e o ciclo repete-se. Estas invers\u00f5es exercem enormes for\u00e7as flutuantes sobre o rotor, produzindo graves <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/vibration\/\">vibra\u00e7\u00e3o<\/a> \u2014 especialmente no <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/axial-vibration\/\">axial<\/a> dire\u00e7\u00e3o \u2014 um ru\u00eddo estrondoso e a capacidade de destruir um compressor em poucos minutos, se n\u00e3o for imediatamente desligado.<\/p>\n<p>O Surge \u00e9, no fundo, um <em>sistema<\/em> instabilidade que envolve o compressor, juntamente com a tubagem e o volume a ele ligados, n\u00e3o sendo uma caracter\u00edstica exclusiva do compressor. Esta instabilidade surge quando a m\u00e1quina \u00e9 for\u00e7ada a funcionar para al\u00e9m da sua capacidade de aumento de press\u00e3o em condi\u00e7\u00f5es de baixo caudal, sendo que a sua preven\u00e7\u00e3o requer um controlo anti-surg\u00eancia que mantenha o caudal em seguran\u00e7a acima da linha de surg\u00eancia.<\/p>\n<h2>1. O mecanismo de surge<\/h2>\n<h3>O ciclo de surge<\/h3>\n<p>Um ciclo de surge t\u00edpico decorre atrav\u00e9s de uma sequ\u00eancia repetitiva:<\/p>\n<ol>\n<li><strong>Redu\u00e7\u00e3o do caudal:<\/strong> A procura do sistema diminui, pelo que o caudal que passa pelo compressor diminui.<\/li>\n<li><strong>In\u00edcio do estol:<\/strong> A um caudal muito baixo, as p\u00e1s entram em perda de sustenta\u00e7\u00e3o e o fluxo separa-se das superf\u00edcies das p\u00e1s.<\/li>\n<li><strong>Colapso por press\u00e3o:<\/strong> O compressor em estol j\u00e1 n\u00e3o consegue manter a press\u00e3o de descarga.<\/li>\n<li><strong>Invers\u00e3o do fluxo:<\/strong> O g\u00e1s a alta press\u00e3o retido na tubagem de descarga ou na c\u00e2mara de distribui\u00e7\u00e3o \u00e9 empurrado para tr\u00e1s atrav\u00e9s do compressor.<\/li>\n<li><strong>Equaliza\u00e7\u00e3o de press\u00e3o:<\/strong> A press\u00e3o de descarga diminui \u00e0 medida que o g\u00e1s escapa para tr\u00e1s.<\/li>\n<li><strong>O fluxo normal \u00e9 retomado:<\/strong> Assim que a press\u00e3o baixar, o compressor pode voltar a impulsionar o g\u00e1s.<\/li>\n<li><strong>A press\u00e3o aumenta:<\/strong> O restabelecimento do fluxo para a frente restabelece a press\u00e3o de descarga.<\/li>\n<li><strong>O ciclo repete-se:<\/strong> A alta press\u00e3o faz com que a m\u00e1quina pare novamente, e o ciclo repete-se.<\/li>\n<\/ol>\n<h3>Frequ\u00eancia de surge<\/h3>\n<ul>\n<li>Determinado pelo volume do sistema (tubagem, c\u00e2maras de distribui\u00e7\u00e3o, reservat\u00f3rios) em conjunto com as caracter\u00edsticas do compressor.<\/li>\n<li>Volumes maiores resultam numa menor frequ\u00eancia de surge.<\/li>\n<li>Intervalo t\u00edpico: 0,5\u201310 Hz.<\/li>\n<li>Sistemas de pequena dimens\u00e3o: aproximadamente 5\u201310 Hz.<\/li>\n<li>Sistemas de grande dimens\u00e3o: aproximadamente 0,5\u20132 Hz.<\/li>\n<li>A frequ\u00eancia mant\u00e9m-se relativamente constante num determinado sistema.<\/li>\n<\/ul>\n<p>Esta frequ\u00eancia baixa, fixada pelo sistema, situa-se bem dentro da gama de funcionamento de um analisador port\u00e1til. Vale a pena referir que o <a href=\"https:\/\/vibromera.eu\/pt\/produto\/balanset-1\/\">Balanset-1A<\/a> mede vibra\u00e7\u00f5es a partir de 5 Hz, pelo que os ciclos de surge de alta frequ\u00eancia dos sistemas de pequena dimens\u00e3o se enquadram na sua banda; o diagn\u00f3stico fundamental, no entanto, reside menos na frequ\u00eancia exata e mais no padr\u00e3o inconfund\u00edvel de uma pulsa\u00e7\u00e3o de baixa frequ\u00eancia, de grandes dimens\u00f5es, inst\u00e1vel e predominantemente axial, que surge repentinamente.<\/p>\n<h2>2. Condi\u00e7\u00f5es que provocam surge<\/h2>\n<h3>Opera\u00e7\u00e3o para al\u00e9m da linha de surge<\/h3>\n<p>O mapa de desempenho de cada compressor inclui uma linha de surge que define o seu limite de estabilidade:<\/p>\n<ul>\n<li><strong>Linha de surge:<\/strong> o limite operacional est\u00e1vel mais \u00e0 esquerda no mapa.<\/li>\n<li><strong>Funcionamento seguro:<\/strong> \u00e0 direita da linha, em caudais mais elevados.<\/li>\n<li><strong>Zona de surge:<\/strong> \u00e0 esquerda da linha \u2014 territ\u00f3rio inst\u00e1vel e proibido.<\/li>\n<li><strong>Margem:<\/strong> As m\u00e1quinas s\u00e3o normalmente operadas com uma margem de caudal de 10 a 20 % \u00e0 direita da linha de surge.<\/li>\n<\/ul>\n<h3>Eventos desencadeantes<\/h3>\n<ul>\n<li><strong>Redu\u00e7\u00e3o da procura:<\/strong> O processo consome menos, pelo que o fluxo desce em dire\u00e7\u00e3o \u00e0 linha de surge.<\/li>\n<li><strong>Restri\u00e7\u00e3o de descarga:<\/strong> o fecho de uma v\u00e1lvula ou um bloqueio a jusante.<\/li>\n<li><strong>Redu\u00e7\u00e3o da velocidade:<\/strong> o compressor abranda sem que haja uma diminui\u00e7\u00e3o proporcional do caudal necess\u00e1rio.<\/li>\n<li><strong>Altera\u00e7\u00f5es na densidade:<\/strong> varia\u00e7\u00f5es no peso molecular do g\u00e1s ou na temperatura que alteram a curva caracter\u00edstica do compressor.<\/li>\n<li><strong>Incrusta\u00e7\u00e3o:<\/strong> dep\u00f3sitos de res\u00edduos que, com o tempo, reduzem a capacidade da m\u00e1quina.<\/li>\n<\/ul>\n<h2>3. Efeitos e consequ\u00eancias<\/h2>\n<h3>Vibra\u00e7\u00e3o<\/h3>\n<ul>\n<li><strong>Amplitude:<\/strong> pode atingir 25\u201350 mm\/s (1\u20132 pol.\/s) ou mais.<\/li>\n<li><strong>Componente axial:<\/strong> particularmente grave ao longo do eixo do veio.<\/li>\n<li><strong>Baixa frequ\u00eancia:<\/strong> Pulsos de 0,5\u201310 Hz.<\/li>\n<li><strong>Movimento de toda a m\u00e1quina:<\/strong> Todo o conjunto do compressor balan\u00e7a e vibra.<\/li>\n<\/ul>\n<h3>Danos mec\u00e2nicos<\/h3>\n<ul>\n<li><strong>Falha do rolamento:<\/strong> As cargas de choque podem destruir os rolamentos em poucas horas.<\/li>\n<li><strong>Danos nos selos:<\/strong> O movimento axial e as invers\u00f5es de press\u00e3o danificam as juntas.<\/li>\n<li><strong>Danos no veio:<\/strong> tens\u00f5es de flex\u00e3o e tor\u00e7\u00e3o resultantes das invers\u00f5es de fluxo.<\/li>\n<li><strong>Dano da l\u00e2mina:<\/strong> As cargas aerodin\u00e2micas alternadas causam <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/fatigue\/\">fadiga<\/a> e pode provocar a liberta\u00e7\u00e3o da l\u00e2mina.<\/li>\n<li><strong>Danos no acoplamento:<\/strong> Os choques de tor\u00e7\u00e3o danificam os acoplamentos.<\/li>\n<li><strong>Rolamento de encosto:<\/strong> um impulso axial que alterna rapidamente pode destruir o <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/thrust-bearing\/\">rolamento de impulso<\/a> \u2014 frequentemente a primeira v\u00edtima de um surge.<\/li>\n<\/ul>\n<h3>Consequ\u00eancias do processo<\/h3>\n<ul>\n<li>As oscila\u00e7\u00f5es de press\u00e3o e caudal propagam-se para o processo a jusante.<\/li>\n<li>As varia\u00e7\u00f5es de temperatura resultam da compress\u00e3o e expans\u00e3o repetidas.<\/li>\n<li>Podem ocorrer perturba\u00e7\u00f5es no processo ou acionamentos dos sistemas de seguran\u00e7a.<\/li>\n<li>A qualidade do produto pode ser afetada por condi\u00e7\u00f5es inst\u00e1veis.<\/li>\n<\/ul>\n<h2>4. Dete\u00e7\u00e3o<\/h2>\n<h3>Assinatura de vibra\u00e7\u00e3o<\/h3>\n<ul>\n<li>In\u00edcio s\u00fabito de pulsa\u00e7\u00e3o de baixa frequ\u00eancia e grande amplitude<\/li>\n<li>Frequ\u00eancia na faixa de 0,5 a 10 Hz.<\/li>\n<li>Forte <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/axial-vibration\/\">vibra\u00e7\u00e3o axial<\/a>.<\/li>\n<li>Amplitude inst\u00e1vel e em constante varia\u00e7\u00e3o.<\/li>\n<\/ul>\n<p>Essa assinatura \u00e9 caracter\u00edstica num <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/spectrum\/\">espetro de vibra\u00e7\u00e3o<\/a> e num <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/time-waveform\/\">forma de onda temporal<\/a>: uma s\u00fabita explos\u00e3o de energia muito abaixo <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/running-speed\/\">velocidade de funcionamento<\/a>, dominante no canal axial, que cresce e encolhe em vez de se manter est\u00e1vel. <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/vibration-monitoring\/\">Monitoriza\u00e7\u00e3o de vibra\u00e7\u00e3o<\/a> A medi\u00e7\u00e3o da press\u00e3o no rolamento axial do compressor \u00e9 uma das formas mais r\u00e1pidas de detetar um fen\u00f3meno de oscila\u00e7\u00e3o em curso, uma vez que \u00e9 a\u00ed que a pulsa\u00e7\u00e3o axial se manifesta com maior intensidade.<\/p>\n<h3>Assinatura ac\u00fastica<\/h3>\n<ul>\n<li>Um som alto e estrondoso ou sibilante.<\/li>\n<li>Pulsa\u00e7\u00e3o r\u00edtmica aud\u00edvel \u00e0 frequ\u00eancia de surge.<\/li>\n<li>Distintivo e, para quem j\u00e1 o ouviu, inconfund\u00edvel.<\/li>\n<\/ul>\n<h3>Indicadores de processo<\/h3>\n<ul>\n<li>Press\u00e3o de descarga oscilante.<\/li>\n<li>Fluxo oscilante, que pode at\u00e9 mesmo inverter-se.<\/li>\n<li>Varia\u00e7\u00f5es de temperatura.<\/li>\n<li>Flutua\u00e7\u00f5es na corrente do motor.<\/li>\n<\/ul>\n<h2>5. Preven\u00e7\u00e3o: Controlo anti-surge<\/h2>\n<h3>Componentes do sistema<\/h3>\n<p><strong>V\u00e1lvula de reciclagem.<\/strong> Uma v\u00e1lvula de a\u00e7\u00e3o r\u00e1pida que redireciona o g\u00e1s de descarga de volta para a suc\u00e7\u00e3o. Abre-se para aumentar o caudal \u00e0 medida que o ponto de funcionamento se aproxima da linha de oscila\u00e7\u00e3o e \u00e9 dimensionada para o caudal total do compressor, se necess\u00e1rio.<\/p>\n<p><strong>Medi\u00e7\u00e3o de caudal e press\u00e3o.<\/strong> A monitoriza\u00e7\u00e3o cont\u00ednua do caudal e do aumento de press\u00e3o permite localizar o ponto de funcionamento em tempo real no mapa do compressor e detetar qualquer aproxima\u00e7\u00e3o \u00e0 linha de surto.<\/p>\n<p><strong>Controlador.<\/strong> O controlador calcula a dist\u00e2ncia at\u00e9 \u00e0 linha de surge, abre a v\u00e1lvula de reciclagem com uma margem de seguran\u00e7a \u00e0 medida que se aproxima do surge e \u2014 em instala\u00e7\u00f5es modernas \u2014 utiliza algoritmos adaptativos. O tempo de resposta \u00e9 fundamental, exigindo normalmente uma a\u00e7\u00e3o em menos de um segundo.<\/p>\n<h3>Procedimentos operacionais<\/h3>\n<ul>\n<li>Nunca opere \u00e0 esquerda da linha de surge.<\/li>\n<li>Mantenha uma margem de fluxo de 10 a 20 % em rela\u00e7\u00e3o ao surge.<\/li>\n<li>Fa\u00e7a altera\u00e7\u00f5es na carga de forma gradual e evite quedas bruscas na procura.<\/li>\n<li>Verifique se o sistema anti-surge est\u00e1 a funcionar corretamente antes de cada arranque.<\/li>\n<li>Teste periodicamente o sistema anti-surge.<\/li>\n<\/ul>\n<h2>6. Resposta a emerg\u00eancias<\/h2>\n<h3>Se ocorrer um surge<\/h3>\n<ol>\n<li><strong>Medidas imediatas:<\/strong> abra manualmente a v\u00e1lvula de reciclagem caso o sistema autom\u00e1tico tenha falhado.<\/li>\n<li><strong>Aumentar o caudal:<\/strong> abrir a descarga, reduzir a resist\u00eancia ou ligar unidades em paralelo.<\/li>\n<li><strong>Reduzir o aumento da press\u00e3o:<\/strong> reduza a velocidade do compressor, caso este seja de velocidade vari\u00e1vel.<\/li>\n<li><strong>Paragem de emerg\u00eancia:<\/strong> Se o surge n\u00e3o puder ser interrompido no prazo de 10 a 30 segundos, desligue a m\u00e1quina.<\/li>\n<li><strong>N\u00e3o reiniciar:<\/strong> at\u00e9 que a causa tenha sido identificada e corrigida.<\/li>\n<\/ol>\n<h3>Inspe\u00e7\u00e3o p\u00f3s-surge<\/h3>\n<ul>\n<li>Verifique se a l\u00e2mina apresenta danos.<\/li>\n<li>Verifique o estado dos rolamentos.<\/li>\n<li>Verifique se a veda\u00e7\u00e3o est\u00e1 intacta.<\/li>\n<li>Inspecione o rolamento axial.<\/li>\n<li>Executar <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/vibration-analysis\/\">an\u00e1lise de vibra\u00e7\u00e3o<\/a> antes de colocar a m\u00e1quina novamente em funcionamento \u2014 um espetro de refer\u00eancia revelar\u00e1 quaisquer novas <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/unbalance\/\">desequil\u00edbrio<\/a>, <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/misalignment\/\">desalinhamento<\/a> ou danos nos rolamentos causados pelo incidente.<\/li>\n<\/ul>\n<h2>7. Surto vs. outras instabilidades<\/h2>\n<h3>Surto vs. perda de sustenta\u00e7\u00e3o rotativa<\/h3>\n<ul>\n<li><strong>Surge:<\/strong> uma oscila\u00e7\u00e3o do fluxo em todo o sistema a uma frequ\u00eancia muito baixa (0,5\u201310 Hz).<\/li>\n<li><strong>Estol rotativo:<\/strong> c\u00e9lulas de estagna\u00e7\u00e3o localizadas que rodam em torno do anel com uma frequ\u00eancia mais elevada, normalmente entre 0,2 e 0,8 vezes a velocidade do rotor, o que as coloca entre as <a href=\"https:\/\/vibromera.eu\/pt\/glossary\/sub-synchronous\/\">subs\u00edncrono<\/a> fen\u00f3menos.<\/li>\n<li><strong>Severidade:<\/strong> O surto \u00e9 o mais destrutivo dos dois; a perda de sustenta\u00e7\u00e3o rotativa pode ser um precursor do surto.<\/li>\n<\/ul>\n<h3>Surto vs. recircula\u00e7\u00e3o<\/h3>\n<ul>\n<li><strong>Surge:<\/strong> uma invers\u00e3o do fluxo espec\u00edfica do compressor e que abrange todo o sistema.<\/li>\n<li><strong><a href=\"https:\/\/vibromera.eu\/pt\/glossary\/recirculation\/\">Recircula\u00e7\u00e3o<\/a>:<\/strong> pode ocorrer em bombas ou compressores, consiste numa invers\u00e3o localizada do fluxo e \u00e9, geralmente, menos grave.<\/li>\n<li><strong>Rela\u00e7\u00e3o:<\/strong> A recircula\u00e7\u00e3o pode evoluir para um surto total nos compressores.<\/li>\n<\/ul>\n<p>O surto \u00e9 a condi\u00e7\u00e3o de funcionamento mais perigosa para compressores centr\u00edfugos e axiais, podendo destruir o equipamento em poucos minutos. Compreender o mecanismo do surto, reconhecer o limite da linha de surto, implementar um controlo antissurto eficaz e manter margens de funcionamento adequadas s\u00e3o fatores absolutamente essenciais para o funcionamento seguro dos compressores em servi\u00e7os de compress\u00e3o de g\u00e1s industrial.<\/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 surtos em compressores, revers\u00e3o violenta do fluxo e oscila\u00e7\u00e3o que causam vibra\u00e7\u00f5es severas, potencial destrui\u00e7\u00e3o do equipamento e a necessidade de sistemas de controle anti-surto.<\/p>","protected":false},"featured_media":0,"template":"","meta":{"ai_generated_summary":"","footnotes":""},"categories":[109,110],"tags":[],"class_list":["post-261","glossary","type-glossary","status-publish","hentry","category-glossary","category-vibration-diagnostics"],"_links":{"self":[{"href":"https:\/\/vibromera.eu\/pt\/wp-json\/wp\/v2\/glossary\/261","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\/261\/revisions"}],"predecessor-version":[{"id":101415,"href":"https:\/\/vibromera.eu\/pt\/wp-json\/wp\/v2\/glossary\/261\/revisions\/101415"}],"wp:attachment":[{"href":"https:\/\/vibromera.eu\/pt\/wp-json\/wp\/v2\/media?parent=261"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vibromera.eu\/pt\/wp-json\/wp\/v2\/categories?post=261"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vibromera.eu\/pt\/wp-json\/wp\/v2\/tags?post=261"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}