{"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\/fi\/glossary\/axial-fan-defects\/","title":{"rendered":"Mit\u00e4 ovat aksiaalipuhaltimen viat? Siipi- ja virtausongelmat"},"content":{"rendered":"<h1>Aksiaalipuhaltimien vikojen ymm\u00e4rt\u00e4minen<\/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\/fi\/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\/fi\/product\/balanset-1\/\" title=\"Kannettava tasapainotin ja t\u00e4rin\u00e4analysaattori 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 kannettava tasapainotin ja v\u00e4r\u00e4htelyanalysaattori, t\u00e4ydellinen sarja\" 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\/fi\/product-category\/devices\/\" rel=\"tag\">Laitteet<\/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\/fi\/product\/balanset-1\/\" title=\"Kannettava tasapainotin ja t\u00e4rin\u00e4analysaattori Balanset-1A\">Kannettava tasapainotin &#038; t\u00e4rin\u00e4analysaattori Balanset-1A<\/a>\n\n\t\t\t\t\t\t\t\t<\/h4>\n\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t<div class=\"footer\">\n\n\t\t\t\t\t\t\t\t\t<div class=\"price\"><h4><span class=\"woocommerce-Price-amount amount\"><span class=\"woocommerce-Price-currencySymbol\">&euro;<\/span>1,975.00<\/span> + ALV (jos sovellettavissa)<\/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=\"\/fi\/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=\"Lis\u00e4\u00e4 ostoskoriin\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Lis\u00e4\u00e4 ostoskoriin\" 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=\"\/fi\/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=\"Lis\u00e4\u00e4 ostoskoriin: \u201cPortable balancer &amp; Vibration analyzer Balanset-1A\u201d\" rel=\"nofollow\" data-success_message=\"\u201cPortable balancer &amp; Vibration analyzer Balanset-1A\u201d on lis\u00e4tty ostoskoriin\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Lis\u00e4\u00e4 ostoskoriin<\/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\/fi\/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\/fi\/product\/vibration-sensor\/\" title=\"T\u00e4rin\u00e4anturi\">\n\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"230\" height=\"153\" src=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2018\/05\/IMG-3-230x153.webp\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"Balanset-1A:n t\u00e4rin\u00e4anturin l\u00e4hikuva\" 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\/fi\/product-category\/parts\/\" rel=\"tag\">Osat<\/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\/fi\/product\/vibration-sensor\/\" title=\"T\u00e4rin\u00e4anturi\">T\u00e4rin\u00e4anturi<\/a>\n\n\t\t\t\t\t\t\t\t<\/h4>\n\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t<div class=\"footer\">\n\n\t\t\t\t\t\t\t\t\t<div class=\"price\"><h4><span class=\"woocommerce-Price-amount amount\"><span class=\"woocommerce-Price-currencySymbol\">&euro;<\/span>90.00<\/span> + ALV (jos sovellettavissa)<\/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=\"\/fi\/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=\"Lis\u00e4\u00e4 ostoskoriin\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Lis\u00e4\u00e4 ostoskoriin\" 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=\"\/fi\/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=\"Lis\u00e4\u00e4 ostoskoriin: \u201cVibration sensor\u201d\" rel=\"nofollow\" data-success_message=\"\u201cVibration sensor\u201d on lis\u00e4tty ostoskoriin\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Lis\u00e4\u00e4 ostoskoriin<\/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\/fi\/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\/fi\/product\/optical-sensor-for-balanset-and-arbalance\/\" title=\"Optinen anturi (lasertakometri)\">\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=\"Optinen anturi (lasertakometri)\" 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\/fi\/product-category\/parts\/\" rel=\"tag\">Osat<\/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\/fi\/product\/optical-sensor-for-balanset-and-arbalance\/\" title=\"Optinen anturi (lasertakometri)\">Optinen anturi (lasertakometri)<\/a>\n\n\t\t\t\t\t\t\t\t<\/h4>\n\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t<div class=\"footer\">\n\n\t\t\t\t\t\t\t\t\t<div class=\"price\"><h4><span class=\"woocommerce-Price-amount amount\"><span class=\"woocommerce-Price-currencySymbol\">&euro;<\/span>124.00<\/span> + ALV (jos sovellettavissa)<\/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=\"\/fi\/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=\"Lis\u00e4\u00e4 ostoskoriin\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Lis\u00e4\u00e4 ostoskoriin\" 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=\"\/fi\/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=\"Lis\u00e4\u00e4 ostoskoriin: \u201cOptical Sensor (Laser Tachometer)\u201d\" rel=\"nofollow\" data-success_message=\"\u201cOptical Sensor (Laser Tachometer)\u201d on lis\u00e4tty ostoskoriin\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Lis\u00e4\u00e4 ostoskoriin<\/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\/fi\/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\/fi\/product\/balanset-4\/\" title=\"Balanset-4\">\n\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"230\" height=\"153\" src=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/balkom4-230x153.webp\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"Vibromera-roottorin tasapainotussarja: kantolaukku, monikanavainen signaalimuunnin, k\u00e4dess\u00e4 pidett\u00e4v\u00e4 analysaattori, magneettijalusta, t\u00e4rin\u00e4anturit ja kierretyt kaapelit.\" 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\/fi\/product-category\/devices\/\" rel=\"tag\">Laitteet<\/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\/fi\/product\/balanset-4\/\" title=\"Balanset-4\">Balanset-4<\/a>\n\n\t\t\t\t\t\t\t\t<\/h4>\n\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t<div class=\"footer\">\n\n\t\t\t\t\t\t\t\t\t<div class=\"price\"><h4><span class=\"woocommerce-Price-amount amount\"><span class=\"woocommerce-Price-currencySymbol\">&euro;<\/span>6,803.00<\/span> + ALV (jos sovellettavissa)<\/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=\"\/fi\/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=\"Lis\u00e4\u00e4 ostoskoriin\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Lis\u00e4\u00e4 ostoskoriin\" 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=\"\/fi\/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=\"Lis\u00e4\u00e4 ostoskoriin: \u201cBalanset-4\u201d\" rel=\"nofollow\" data-success_message=\"\u201cBalanset-4\u201d on lis\u00e4tty ostoskoriin\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Lis\u00e4\u00e4 ostoskoriin<\/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\/fi\/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\/fi\/product\/magnet-stand\/\" title=\"Magneettinen jalusta 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=\"Magneettipohja.\" 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\/fi\/product-category\/parts\/\" rel=\"tag\">Osat<\/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\/fi\/product\/magnet-stand\/\" title=\"Magneettinen jalusta Insize-60-kgf\">Magneettinen jalusta Insize-60-kgf<\/a>\n\n\t\t\t\t\t\t\t\t<\/h4>\n\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t<div class=\"footer\">\n\n\t\t\t\t\t\t\t\t\t<div class=\"price\"><h4><span class=\"woocommerce-Price-amount amount\"><span class=\"woocommerce-Price-currencySymbol\">&euro;<\/span>46.00<\/span> + ALV (jos sovellettavissa)<\/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=\"\/fi\/wp-json\/wp\/v2\/glossary\/20628?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=\"Lis\u00e4\u00e4 ostoskoriin\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Lis\u00e4\u00e4 ostoskoriin\" 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=\"\/fi\/wp-json\/wp\/v2\/glossary\/20628?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=\"Lis\u00e4\u00e4 ostoskoriin: \u201cMagnetic Stand Insize-60-kgf\u201d\" rel=\"nofollow\" data-success_message=\"\u201cMagnetic Stand Insize-60-kgf\u201d on lis\u00e4tty ostoskoriin\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Lis\u00e4\u00e4 ostoskoriin<\/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\/fi\/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\/fi\/product\/reflective-tape\/\" title=\"Heijastava nauha\">\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=\"Heijastava nauha\" 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\/fi\/product-category\/parts\/\" rel=\"tag\">Osat<\/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\/fi\/product\/reflective-tape\/\" title=\"Heijastava nauha\">Heijastava nauha<\/a>\n\n\t\t\t\t\t\t\t\t<\/h4>\n\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t<div class=\"footer\">\n\n\t\t\t\t\t\t\t\t\t<div class=\"price\"><h4><span class=\"woocommerce-Price-amount amount\"><span class=\"woocommerce-Price-currencySymbol\">&euro;<\/span>10.00<\/span> + ALV (jos sovellettavissa)<\/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=\"\/fi\/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=\"Lis\u00e4\u00e4 ostoskoriin\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Lis\u00e4\u00e4 ostoskoriin\" 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=\"\/fi\/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=\"Lis\u00e4\u00e4 ostoskoriin: \u201cReflective tape\u201d\" rel=\"nofollow\" data-success_message=\"\u201cReflective tape\u201d on lis\u00e4tty ostoskoriin\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Lis\u00e4\u00e4 ostoskoriin<\/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\/fi\/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\/fi\/product\/dynamic-balancer-balanset-1a\/\" title=\"Dynaaminen tasapainotin &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=\"Balanset-1A-pakkauksen sis\u00e4lt\u00f6, jossa on liit\u00e4nt\u00e4yksikk\u00f6, anturit, kierroslukumittari ja lis\u00e4varusteet\" 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\/fi\/product-category\/devices\/\" rel=\"tag\">Laitteet<\/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\/fi\/product\/dynamic-balancer-balanset-1a\/\" title=\"Dynaaminen tasapainotin &quot;Balanset-1A&quot; OEM\">Dynaaminen tasapainotin \"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\">&euro;<\/span>1,735.00<\/span> + ALV (jos sovellettavissa)<\/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=\"\/fi\/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=\"Lis\u00e4\u00e4 ostoskoriin\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Lis\u00e4\u00e4 ostoskoriin\" 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=\"\/fi\/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=\"Lis\u00e4\u00e4 ostoskoriin: \u201cDynamic balancer \u201cBalanset-1A\u201d OEM\u201d\" rel=\"nofollow\" data-success_message=\"\u201cDynamic balancer \u201cBalanset-1A\u201d OEM\u201d on lis\u00e4tty ostoskoriin\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Lis\u00e4\u00e4 ostoskoriin<\/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>Aksiaalipuhaltimen viat<\/strong> ovat vikoja, jotka ovat tyypillisi\u00e4 aksiaalipuhaltimille, joissa ilma liikkuu akselin suuntaisesti potkurin kaltaisen siipipy\u00f6r\u00e4n l\u00e4pi <a href=\"https:\/\/vibromera.eu\/fi\/glossary\/roottori\/\">roottori<\/a>. Niihin kuuluvat siipien kulmanmuutoksen virheet, k\u00e4rkiv\u00e4lyksen heikkeneminen, siipi <a href=\"https:\/\/vibromera.eu\/fi\/glossary\/fatigue\/\">v\u00e4symys<\/a> sek\u00e4 halkeilua, navan kiinnityskohdan vikoja, py\u00f6riv\u00e4\u00e4 sakkausta ja aerodynaamisia resonansseja. Aksiaalipuhaltimet eroavat keskipakopuhaltimista virtausreitin ja voiman jakautumisen osalta, mink\u00e4 vuoksi niihin liittyy erityisi\u00e4 vikatyyppej\u00e4, jotka liittyv\u00e4t siipien v\u00e4\u00e4ntymiseen, k\u00e4rkivuotovirtaukseen ja vaihtelevaan aksiaaliseen ty\u00f6nt\u00f6voimaan. Ne kuuluvat laajempaan tuoteperheeseen, joka <a href=\"https:\/\/vibromera.eu\/fi\/glossary\/fan-defects\/\">tuulettimen viat<\/a> mutta vaativat omaa diagnoosimenetelm\u00e4\u00e4ns\u00e4.<\/p>\n<p>Aksiaalipuhaltimia k\u00e4ytet\u00e4\u00e4n laajalti LVI-j\u00e4rjestelmiss\u00e4, j\u00e4\u00e4hdytystorneissa, voimalaitosten imupuhaltimissa ja teollisuuden ilmanvaihdossa. Niiden suuri halkaisija ja suhteellisen kevyet siivet tekev\u00e4t niist\u00e4 erityisen alttiita t\u00e4rin\u00e4n aiheuttamalle v\u00e4symiselle ja aerodynaamisille ep\u00e4vakaisuuksille \u2013 ongelmille, jotka ilmenev\u00e4t selv\u00e4sti <a href=\"https:\/\/vibromera.eu\/fi\/glossary\/vibration-analysis\/\">v\u00e4r\u00e4htelyanalyysi<\/a> tutkimus, kun tiet\u00e4\u00e4, mit\u00e4 merkkej\u00e4 kannattaa etsi\u00e4.<\/p>\n<h2>1. Siipien lapakulman ja kulman ongelmat<\/h2>\n<h3>V\u00e4\u00e4r\u00e4 lapakulman asetus<\/h3>\n<ul>\n<li><strong>S\u00e4\u00e4dett\u00e4v\u00e4n siipikulman tuulettimet:<\/strong> siiven kulmaa voidaan s\u00e4\u00e4t\u00e4\u00e4 suorituskyvyn optimoimiseksi.<\/li>\n<li><strong>V\u00e4\u00e4r\u00e4 s\u00e4\u00e4t\u00f6:<\/strong> siivet on asetettu v\u00e4\u00e4r\u00e4\u00e4n kulmaan k\u00e4ytt\u00f6olosuhteisiin n\u00e4hden.<\/li>\n<li><strong>Vaikutukset:<\/strong> heikko suorituskyky, voimakas t\u00e4rin\u00e4 ja taipumus sakkaukseen.<\/li>\n<li><strong>Ep\u00e4tasainen asetus:<\/strong> eri kulmissa olevat siivet jakavat massan ja aerodynaamisen kuormituksen ep\u00e4tasaisesti, mik\u00e4 aiheuttaa <a href=\"https:\/\/vibromera.eu\/fi\/glossary\/unbalance\/\">ep\u00e4tasapaino<\/a>.<\/li>\n<\/ul>\n<h3>Ter\u00e4n kiertymisen muodonmuutos<\/h3>\n<ul>\n<li>Siivet, jotka ovat v\u00e4\u00e4ntyneet pysyv\u00e4sti aerodynaamisten tai keskipakovoimien vaikutuksesta.<\/li>\n<li>Muuttuneet virtauskulmat, jotka heikent\u00e4v\u00e4t suorituskyky\u00e4.<\/li>\n<li>Ep\u00e4symmetrinen kierre, joka aiheuttaa ep\u00e4tasapainoa.<\/li>\n<li>L\u00e4mp\u00f6muodonmuutos, joka johtuu roottorin l\u00e4pi kulkevista l\u00e4mp\u00f6tilagradienteista.<\/li>\n<\/ul>\n<h2>2. K\u00e4rjen v\u00e4lysongelmat<\/h2>\n<h3>Miksi k\u00e4rkiv\u00e4lyksell\u00e4 on suuri merkitys aksiaalipuhaltimissa<\/h3>\n<ul>\n<li>Virtaus vuotaa siipien k\u00e4rkien yli ja muodostaa k\u00e4rkipy\u00f6rteit\u00e4.<\/li>\n<li>Hy\u00f6tysuhde on eritt\u00e4in herkk\u00e4 k\u00e4rkiv\u00e4lykselle.<\/li>\n<li>Jokainen 1 prosentin lis\u00e4ys k\u00e4rkiv\u00e4lyksess\u00e4 heikent\u00e4\u00e4 hy\u00f6tysuhdetta noin 1&ndash;2 prosenttia.<\/li>\n<li>K\u00e4rkiv\u00e4lyksell\u00e4 on vaikutusta my\u00f6s t\u00e4rin\u00e4\u00e4n ja akustiseen suorituskykyyn.<\/li>\n<\/ul>\n<h3>Liiallinen v\u00e4lys<\/h3>\n<ul>\n<li><strong>Syyt:<\/strong> <a href=\"https:\/\/vibromera.eu\/fi\/glossary\/wear\/\">kuluminen<\/a>, kotelon muodonmuutokset, siipien taipuma ja l\u00e4mp\u00f6laajeneminen.<\/li>\n<li><strong>Vaikutukset:<\/strong> tehon heikkeneminen, voimakkaammat k\u00e4rkipy\u00f6rteet ja lis\u00e4\u00e4ntynyt t\u00e4rin\u00e4.<\/li>\n<li><strong>Tyypillinen uusi k\u00e4rkiv\u00e4lysmitka:<\/strong> 0,5&ndash;1,5 % siiven k\u00e4rkiv\u00e4list\u00e4.<\/li>\n<li><strong>Toimenpide tarvitaan:<\/strong> Jos v\u00e4lys on yli 3 %, tuuletin on vaihdettava tai kunnostettava.<\/li>\n<\/ul>\n<h3>K\u00e4rkihieronnat<\/h3>\n<ul>\n<li>Ter\u00e4n k\u00e4rjet koskettavat koteloa.<\/li>\n<li>Johtuu liiallisesta <a href=\"https:\/\/vibromera.eu\/fi\/glossary\/vibration\/\">t\u00e4rin\u00e4<\/a>, l\u00e4mp\u00f6laajeneminen tai <a href=\"https:\/\/vibromera.eu\/fi\/glossary\/misalignment\/\">ep\u00e4kohdistus<\/a>.<\/li>\n<li>Aiheuttaa melua, t\u00e4rin\u00e4\u00e4 ja siipivaurioita \u2014 paikallinen muoto <a href=\"https:\/\/vibromera.eu\/fi\/glossary\/rotor-rub\/\">roottorin hankaus<\/a>.<\/li>\n<li>J\u00e4tt\u00e4\u00e4 kulumaj\u00e4lki\u00e4, jotka n\u00e4kyv\u00e4t sek\u00e4 siipien k\u00e4rjiss\u00e4 ett\u00e4 kotelossa.<\/li>\n<\/ul>\n<h2>3. Ter\u00e4n rakenteelliset viat<\/h2>\n<h3>V\u00e4symishalamat<\/h3>\n<ul>\n<li><strong>Sijainti:<\/strong> siiven juuresta (siipipy\u00f6r\u00e4n navan kiinnityskohdasta) ja etureunasta.<\/li>\n<li><strong>Syy:<\/strong> vaihtelevat aerodynaamiset kuormitukset, t\u00e4rin\u00e4 ja <a href=\"https:\/\/vibromera.eu\/fi\/glossary\/blade-resonance\/\">lavan resonanssi<\/a>.<\/li>\n<li><strong>Havaitseminen:<\/strong> tunkeutuvav\u00e4riaine-, magneettijauhe- tai ultra\u00e4\u00e4nitestaus <a href=\"https:\/\/vibromera.eu\/fi\/glossary\/non-destructive-testing\/\">rikkomaton testaus<\/a>.<\/li>\n<li><strong>Kriittisyys:<\/strong> jos v\u00e4symismurtumaa ei havaita, se voi edet\u00e4 siiven irtoamiseen \u2013 koko siiven irtoamiseen.<\/li>\n<\/ul>\n<h3>Ter\u00e4n kiinnitysvirheet<\/h3>\n<ul>\n<li>Hitsaussaumat halkeilevat ter\u00e4n ja navan liitoskohdassa.<\/li>\n<li>Pulttiliitokset l\u00f6ystyv\u00e4t.<\/li>\n<li>Siiven juuren py\u00f6ristyshalkeamat.<\/li>\n<li>Vika etenee, ellei sit\u00e4 havaita varhaisessa vaiheessa.<\/li>\n<\/ul>\n<h2>4. Aerodynaamiset ep\u00e4vakaudet<\/h2>\n<h3>Py\u00f6riv\u00e4 seisakki<\/h3>\n<ul>\n<li>Virtauksen irtoaminen, joka muodostuu joihinkin siipiin ja py\u00f6rii rengasraon ymp\u00e4rill\u00e4.<\/li>\n<li>Produces <a href=\"https:\/\/vibromera.eu\/fi\/glossary\/sub-synchronous\/\">alisynkroninen<\/a> t\u00e4rin\u00e4\u00e4, jonka taajuus on 0,2&ndash;0,5-kertainen roottorin kierrosnopeuteen verrattuna.<\/li>\n<li>Tapahtuu pienell\u00e4 virtauksella tai suurella tulovirtauksen vastuksella.<\/li>\n<li>Voi olla voimakasta ja vahingoittaa teri\u00e4.<\/li>\n<\/ul>\n<h3>Lepatus<\/h3>\n<ul>\n<li>Aeroelastisesta kytkenn\u00e4st\u00e4 johtuva itsest\u00e4 her\u00e4\u00e4v\u00e4 siipiv\u00e4r\u00e4htely \u2014 er\u00e4s muoto <a href=\"https:\/\/vibromera.eu\/fi\/glossary\/self-excited-vibration\/\">itsevirittyv\u00e4 v\u00e4r\u00e4htely<\/a>.<\/li>\n<li>Siipien liike muuttaa ilmavirtausta, ja ilmavirtaus puolestaan ohjaa siipien liikett\u00e4.<\/li>\n<li>Esiintyy siiven <a href=\"https:\/\/vibromera.eu\/fi\/glossary\/natural-frequency\/\">ominaistaajuus<\/a>.<\/li>\n<li>Voi aiheuttaa ter\u00e4n \u00e4killisen rikkoutumisen.<\/li>\n<li>Harvinaista, mutta katastrofaalista, kun se tapahtuu.<\/li>\n<\/ul>\n<h2>5. T\u00e4rin\u00e4n tunnusmerkit<\/h2>\n<h3>Ter\u00e4n ohitustaajuus<\/h3>\n<ul>\n<li><strong>Laskenta:<\/strong> BPF = siipien lukum\u00e4\u00e4r\u00e4 &times; kierrosluku \/ 60. Voit laskea t\u00e4m\u00e4n hetkess\u00e4 k\u00e4ytt\u00e4m\u00e4ll\u00e4 <a href=\"https:\/\/vibromera.eu\/fi\/calculators\/blade-pass-frequency\/\">Blade Pass -taajuuslaskuri<\/a>.<\/li>\n<li><strong>Aksiaalipuhaltimet:<\/strong> ... <a href=\"https:\/\/vibromera.eu\/fi\/glossary\/blade-passing-frequency\/\">ter\u00e4n ohitustaajuus<\/a> on usein selv\u00e4sti n\u00e4kyviss\u00e4 \u2014 selvemmin kuin keskipakopuhaltimissa.<\/li>\n<li><strong>Suurentunut amplitudi:<\/strong> viittaa k\u00e4rkiv\u00e4lin ongelmiin, siiven vaurioitumiseen tai virtausongelmiin.<\/li>\n<li><strong>Harmoniat:<\/strong> multiple BPF <a href=\"https:\/\/vibromera.eu\/fi\/glossary\/harmonics\/\">yliaallot<\/a> viittaavat siiven tai virtauksen ongelmiin.<\/li>\n<\/ul>\n<h3>Ep\u00e4tasapaino<\/h3>\n<ul>\n<li>Johtuu siipien likaantumisesta, kulumisesta tai asennuskulman ep\u00e4tasaisuudesta.<\/li>\n<li>N\u00e4kyy 1&times; juoksunopeuden komponenttina.<\/li>\n<li>Correctable by <a href=\"https:\/\/vibromera.eu\/fi\/glossary\/kenttatasapaino\/\">kentt\u00e4tasapainotus<\/a> siiviin kiinnitetyill\u00e4 painoilla.<\/li>\n<\/ul>\n<h3>Sakkaukseen liittyv\u00e4 t\u00e4rin\u00e4<\/h3>\n<ul>\n<li>Alisynkroniset komponentit v\u00e4lill\u00e4 0,2&ndash;0,5&times;.<\/li>\n<li>Satunnainen, vaihteleva amplitudi.<\/li>\n<li>Laajakaistakohinan voimistuminen.<\/li>\n<li>H\u00e4vi\u00e4\u00e4, kun virtausta lis\u00e4t\u00e4\u00e4n \u2014 hy\u00f6dyllinen vahvistava testi.<\/li>\n<\/ul>\n<h2>6. Tunnistaminen ja seuranta<\/h2>\n<h3>T\u00e4rin\u00e4analyysi<\/h3>\n<ul>\n<li>Laakereiden t\u00e4rin\u00e4n vakioseuranta.<\/li>\n<li>BPF-amplitudin kehitys ajan kuluessa.<\/li>\n<li>Tarkkaillaan alisynkronisia komponentteja, jotka viittaavat py\u00f6riv\u00e4\u00e4n sakkaukseen.<\/li>\n<li><a href=\"https:\/\/vibromera.eu\/fi\/glossary\/axial-vibration\/\">Aksiaalinen v\u00e4r\u00e4htely<\/a> mittaus ty\u00f6nt\u00f6voiman vaihteluiden havaitsemiseksi.<\/li>\n<\/ul>\n<h3>Suorituskyvyn seuranta<\/h3>\n<ul>\n<li>Ilmavirran mittaus paine-ero-menetelm\u00e4ll\u00e4.<\/li>\n<li>S\u00e4hk\u00f6nkulutuksen kehitys.<\/li>\n<li>Tehokkuuden laskeminen.<\/li>\n<li>Vertailu suunnitelmaan tai <a href=\"https:\/\/vibromera.eu\/fi\/glossary\/baseline\/\">l\u00e4ht\u00f6taso<\/a> performance.<\/li>\n<\/ul>\n<h3>Tarkastus<\/h3>\n<ul>\n<li>Siipien silm\u00e4m\u00e4\u00e4r\u00e4inen tarkastus halkeamien, kulumisen ja <a href=\"https:\/\/vibromera.eu\/fi\/glossary\/corrosion\/\">korroosio<\/a>.<\/li>\n<li>Siipien asennuskulman tarkistus.<\/li>\n<li>K\u00e4rkiv\u00e4lin mittaus.<\/li>\n<li>Navan ja kiinnityskohdan tarkastus.<\/li>\n<li>Murtumien havaitseminen kriittisten puhaltimien NDT-tarkastuksilla.<\/li>\n<\/ul>\n<h2>7. Kent\u00e4n tasapainotus ja t\u00e4rin\u00e4n raja-arvot<\/h2>\n<p>Koska aksiaalipuhallin py\u00f6rii omissa laakereissaan, k\u00e4yt\u00e4nn\u00f6llisin tapa korjata hallitseva 1&times;-ep\u00e4tasapaino on tasapainottaa se paikan p\u00e4\u00e4ll\u00e4 sen sijaan, ett\u00e4 roottori irrotettaisiin. Kannettava kaksikanavainen analysaattori, kuten <a href=\"https:\/\/vibromera.eu\/fi\/tuote\/balanset-1\/\">Balanset-1A<\/a> mittaa 1&times; <a href=\"https:\/\/vibromera.eu\/fi\/glossary\/phase\/\">amplitudi ja vaihe<\/a> k\u00e4yntinopeudella laskee <a href=\"https:\/\/vibromera.eu\/fi\/glossary\/influence-coefficient\/\">vaikutuskertoimet<\/a> tuulettimen, ja ilmoittaa sen massan ja kulman <a href=\"https:\/\/vibromera.eu\/fi\/glossary\/correction-weight\/\">korjauspaino<\/a> lis\u00e4t\u00e4\u00e4n siipien kohdalle. Sen j\u00e4lkeen se vertaa tulosta <a href=\"https:\/\/vibromera.eu\/fi\/glossary\/residual-unbalance\/\">j\u00e4\u00e4nn\u00f6sep\u00e4tasapaino<\/a> toleranssi. Hyv\u00e4ksynt\u00e4- ja tasapainolaatuluokkien osalta suuret teollisuuspuhaltimet on otettu erityisesti huomioon <a href=\"https:\/\/vibromera.eu\/fi\/glossary\/iso-14694\/\">ISO 14694<\/a>, kun taas laakeripesien t\u00e4rin\u00e4n voimakkuutta arvioidaan nykyaikaisten <a href=\"https:\/\/vibromera.eu\/fi\/glossary\/iso-20816-3\/\">ISO 20816-3<\/a> (standardi, joka korvasi standardin ISO 10816-3).<\/p>\n<h2>8. Yll\u00e4pito ja korjaus<\/h2>\n<h3>Ter\u00e4n huolto<\/h3>\n<ul>\n<li>Puhdista siipien likaantumat ja tasapainota uudelleen.<\/li>\n<li>Korjaa pienet eroosio- ja korroosiovauriot.<\/li>\n<li>Vaihda halkeilleet tai pahasti vaurioituneet siivet.<\/li>\n<li>Varmista, ett\u00e4 kaikkien siipien asennuskulma on sama.<\/li>\n<li>Tarkista ja kirist\u00e4 siiven kiinnityspultit.<\/li>\n<\/ul>\n<h3>V\u00e4lyksen palauttaminen<\/h3>\n<ul>\n<li>Asenna suojarenkaat tai k\u00e4rkitiivisteet, jos v\u00e4lys on liian suuri.<\/li>\n<li>Muokkaa koteloa halkaisijan pienent\u00e4miseksi.<\/li>\n<li>Vaihda tuuletin, jos se on taloudellisesti perusteltua.<\/li>\n<\/ul>\n<h3>Toimintapisteen ohjaus<\/h3>\n<ul>\n<li>S\u00e4\u00e4d\u00e4 j\u00e4rjestelm\u00e4n vastusta niin, ett\u00e4 tuuletin toimii l\u00e4hell\u00e4 nimellisk\u00e4ytt\u00f6pistett\u00e4\u00e4n.<\/li>\n<li>K\u00e4yt\u00e4 nopeudens\u00e4\u00e4t\u00f6\u00e4 optimaalisen sovituksen saavuttamiseksi.<\/li>\n<li>V\u00e4lt\u00e4 k\u00e4ytt\u00f6\u00e4 sakkausalueella.<\/li>\n<li>K\u00e4yt\u00e4 s\u00e4\u00e4t\u00f6alueen laajentamiseen imus\u00e4\u00e4t\u00f6siipi\u00e4 tai s\u00e4\u00e4t\u00f6pelti\u00e4.<\/li>\n<\/ul>\n<p>Aksiaalipuhaltimien viat yhdist\u00e4v\u00e4t py\u00f6rivien koneiden tavanomaiset ongelmat aksiaalivirtauskoneille ominaisiin aerodynaamisiin ilmi\u00f6ihin. Siipien rakenteellisten ongelmien, k\u00e4rkiv\u00e4lin kriittisyyden ja py\u00f6riv\u00e4n sakkauksen kaltaisten ep\u00e4vakaustilanteiden ymm\u00e4rt\u00e4minen \u2013 yhdistettyn\u00e4 asianmukaiseen t\u00e4rin\u00e4nvalvontaan ja suorituskykytestauksiin \u2013 varmistaa, ett\u00e4 n\u00e4m\u00e4 ilmanvaihtoon v\u00e4ltt\u00e4m\u00e4tt\u00f6m\u00e4t koneet toimivat luotettavasti teollisuusk\u00e4yt\u00f6ss\u00e4.<\/p>\n<hr>\n<p><a href=\"https:\/\/vibromera.eu\/fi\/glossary\/\">\u2190 Takaisin p\u00e4\u00e4hakemistoon<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>Opi aksiaalipuhaltimien vioista, kuten lapojen vaurioista, k\u00e4rjen v\u00e4lysongelmista, sakkautumisesta ja aerodynaamisista ep\u00e4vakauksista, jotka ovat ominaisia aksiaalipuhaltimille.<\/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\/fi\/wp-json\/wp\/v2\/glossary\/20628","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vibromera.eu\/fi\/wp-json\/wp\/v2\/glossary"}],"about":[{"href":"https:\/\/vibromera.eu\/fi\/wp-json\/wp\/v2\/types\/glossary"}],"version-history":[{"count":1,"href":"https:\/\/vibromera.eu\/fi\/wp-json\/wp\/v2\/glossary\/20628\/revisions"}],"predecessor-version":[{"id":101351,"href":"https:\/\/vibromera.eu\/fi\/wp-json\/wp\/v2\/glossary\/20628\/revisions\/101351"}],"wp:attachment":[{"href":"https:\/\/vibromera.eu\/fi\/wp-json\/wp\/v2\/media?parent=20628"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vibromera.eu\/fi\/wp-json\/wp\/v2\/categories?post=20628"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vibromera.eu\/fi\/wp-json\/wp\/v2\/tags?post=20628"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}