{"id":115,"date":"2025-10-31T00:25:51","date_gmt":"2025-10-31T00:25:51","guid":{"rendered":"https:\/\/vibromera.eu\/glossary\/fan-defects\/"},"modified":"2026-05-23T22:42:58","modified_gmt":"2026-05-23T22:42:58","slug":"fan-defects","status":"publish","type":"glossary","link":"https:\/\/vibromera.eu\/hr\/glossary\/fan-defects\/","title":{"rendered":"\u0160to su kvarovi ventilatora? Uobi\u010dajeni kvarovi i dijagnoza"},"content":{"rendered":"<h1>Razumijevanje nedostataka ventilatora<\/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\/hr\/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\/hr\/product\/balanset-1\/\" title=\"Prijenosni balanser &amp; analizator vibracija 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 kompletan set prijenosnog balansera i analizatora vibracija\" 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\/hr\/product-category\/devices\/\" rel=\"tag\">ure\u0111aji<\/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\/hr\/product\/balanset-1\/\" title=\"Prijenosni balanser &amp; analizator vibracija Balanset-1A\">Portable balancer &amp; Vibration analyzer 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> + PDV (ako je primjenjivo)<\/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=\"\/hr\/wp-json\/wp\/v2\/glossary\/115?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=\"Dodaj u ko\u0161aricu\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Dodaj u ko\u0161aricu\" 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=\"\/hr\/wp-json\/wp\/v2\/glossary\/115?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=\"Dodaj u ko\u0161aricu: \u201cPortable balancer &amp; Vibration analyzer Balanset-1A\u201d\" rel=\"nofollow\" data-success_message=\"&quot;Portable balancer &amp; Vibration analyzer Balanset-1A&quot; je dodan u va\u0161u ko\u0161aricu\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Dodaj u ko\u0161aricu<\/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\/hr\/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\/hr\/product\/vibration-sensor\/\" title=\"senzor vibracija\">\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=\"Detalj senzora vibracija 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\/hr\/product-category\/parts\/\" rel=\"tag\">dijelovi<\/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\/hr\/product\/vibration-sensor\/\" title=\"senzor vibracija\">senzor vibracija<\/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> + PDV (ako je primjenjivo)<\/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=\"\/hr\/wp-json\/wp\/v2\/glossary\/115?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=\"Dodaj u ko\u0161aricu\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Dodaj u ko\u0161aricu\" 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=\"\/hr\/wp-json\/wp\/v2\/glossary\/115?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=\"Dodaj u ko\u0161aricu: \u201cVibration sensor\u201d\" rel=\"nofollow\" data-success_message=\"&quot;Vibration sensor&quot; je dodan u va\u0161u ko\u0161aricu\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Dodaj u ko\u0161aricu<\/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\/hr\/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\/hr\/product\/optical-sensor-for-balanset-and-arbalance\/\" title=\"Opti\u010dki senzor (laserski tahometar)\">\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=\"Opti\u010dki senzor (laserski tahometar)\" 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\/hr\/product-category\/parts\/\" rel=\"tag\">dijelovi<\/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\/hr\/product\/optical-sensor-for-balanset-and-arbalance\/\" title=\"Opti\u010dki senzor (laserski tahometar)\">Opti\u010dki senzor (laserski tahometar)<\/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> + PDV (ako je primjenjivo)<\/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=\"\/hr\/wp-json\/wp\/v2\/glossary\/115?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=\"Dodaj u ko\u0161aricu\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Dodaj u ko\u0161aricu\" 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=\"\/hr\/wp-json\/wp\/v2\/glossary\/115?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=\"Dodaj u ko\u0161aricu: \u201cOptical Sensor (Laser Tachometer)\u201d\" rel=\"nofollow\" data-success_message=\"&quot;Optical Sensor (Laser Tachometer)&quot; je dodan u va\u0161u ko\u0161aricu\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Dodaj u ko\u0161aricu<\/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\/hr\/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\/hr\/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 komplet za balansiranje rotora: torba za no\u0161enje, vi\u0161ekanalni pretvara\u010d signala, ru\u010dni analizator, magnetska baza, senzori vibracija i spiralni kabeli.\" 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\/hr\/product-category\/devices\/\" rel=\"tag\">ure\u0111aji<\/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\/hr\/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> + PDV (ako je primjenjivo)<\/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=\"\/hr\/wp-json\/wp\/v2\/glossary\/115?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=\"Dodaj u ko\u0161aricu\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Dodaj u ko\u0161aricu\" 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=\"\/hr\/wp-json\/wp\/v2\/glossary\/115?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=\"Dodaj u ko\u0161aricu: \u201cBalanset-4\u201d\" rel=\"nofollow\" data-success_message=\"&quot;Balanset-4&quot; je dodan u va\u0161u ko\u0161aricu\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Dodaj u ko\u0161aricu<\/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\/hr\/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\/hr\/product\/magnet-stand\/\" title=\"Magnetski stalak Insize nosivosti 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=\"Magnetska baza.\" 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\/hr\/product-category\/parts\/\" rel=\"tag\">dijelovi<\/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\/hr\/product\/magnet-stand\/\" title=\"Magnetski stalak Insize nosivosti 60 kgf\">Magnetski stalak Insize nosivosti 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> + PDV (ako je primjenjivo)<\/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=\"\/hr\/wp-json\/wp\/v2\/glossary\/115?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=\"Dodaj u ko\u0161aricu\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Dodaj u ko\u0161aricu\" 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=\"\/hr\/wp-json\/wp\/v2\/glossary\/115?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=\"Dodaj u ko\u0161aricu: \u201cMagnetic Stand Insize-60-kgf\u201d\" rel=\"nofollow\" data-success_message=\"&quot;Magnetic Stand Insize-60-kgf&quot; je dodan u va\u0161u ko\u0161aricu\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Dodaj u ko\u0161aricu<\/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\/hr\/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\/hr\/product\/reflective-tape\/\" title=\"Reflektiraju\u0107a traka\">\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=\"Reflektiraju\u0107a traka\" 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\/hr\/product-category\/parts\/\" rel=\"tag\">dijelovi<\/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\/hr\/product\/reflective-tape\/\" title=\"Reflektiraju\u0107a traka\">Reflektiraju\u0107a traka<\/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> + PDV (ako je primjenjivo)<\/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=\"\/hr\/wp-json\/wp\/v2\/glossary\/115?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=\"Dodaj u ko\u0161aricu\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Dodaj u ko\u0161aricu\" 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=\"\/hr\/wp-json\/wp\/v2\/glossary\/115?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=\"Dodaj u ko\u0161aricu: \u201cReflective tape\u201d\" rel=\"nofollow\" data-success_message=\"&quot;Reflective tape&quot; je dodan u va\u0161u ko\u0161aricu\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Dodaj u ko\u0161aricu<\/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\/hr\/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\/hr\/product\/dynamic-balancer-balanset-1a\/\" title=\"Dinami\u010dki balanser \u201cBalanset-1A\u201d 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=\"Sadr\u017eaj kompleta Balanset-1A s jedinicom za su\u010delje, senzorima, tahometrom i dodacima\" 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\/hr\/product-category\/devices\/\" rel=\"tag\">ure\u0111aji<\/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\/hr\/product\/dynamic-balancer-balanset-1a\/\" title=\"Dinami\u010dki balanser \u201cBalanset-1A\u201d OEM\">Dinami\u010dki balanser \u201cBalanset-1A\u201d 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> + PDV (ako je primjenjivo)<\/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=\"\/hr\/wp-json\/wp\/v2\/glossary\/115?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=\"Dodaj u ko\u0161aricu\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Dodaj u ko\u0161aricu\" 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=\"\/hr\/wp-json\/wp\/v2\/glossary\/115?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=\"Dodaj u ko\u0161aricu: \u201cDynamic balancer \u201cBalanset-1A\u201d OEM\u201d\" rel=\"nofollow\" data-success_message=\"&quot;Dynamic balancer \u201cBalanset-1A\u201d OEM&quot; je dodan u va\u0161u ko\u0161aricu\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Dodaj u ko\u0161aricu<\/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>Nedostaci ventilatora<\/strong> su kvarovi koji se razvijaju na industrijskim ventilatorima i puhalima: o\u0161te\u0107enje lopatica poput pukotina, erozije i nakupljanja materijala; <a href=\"https:\/\/vibromera.eu\/hr\/glossary\/unbalance\/\">neravnote\u017ea<\/a> uzrokovane gubitkom ili nakupljanjem materijala; aerodinami\u010dke nestabilnosti poput zastoja strujanja i surgea; strukturni problemi poput labavih lopatica i napuklih glav\u010dina; te kvarovi le\u017eaja i pogona uobi\u010dajeni za svu rotacijsku opremu. Svaki ostavlja karakteristi\u010dan <a href=\"https:\/\/vibromera.eu\/hr\/glossary\/vibration\/\">vibracija<\/a> potpis, tipi\u010dno s dominacijom <a href=\"https:\/\/vibromera.eu\/hr\/glossary\/blade-passing-frequency\/\">frekvencija prolaska lopatice<\/a> i njegovih harmonika, uz vibracije neuravnote\u017eenosti 1\u00d7 i niskofrekvencijske aerodinami\u010dke pulsacije. Budu\u0107i da su ventilatori posvuda u industriji \u2014 HVAC, procesno hla\u0111enje, zrak za izgaranje, rukovanje materijalom \u2014 njihovi kvarovi zahva\u0107aju proizvodnju, sigurnost (ventilaciju) i energetsku u\u010dinkovitost, zbog \u010dega je prepoznavanje kvarova specifi\u010dnih za ventilatore i tehnika koje se koriste za njihovo pra\u0107enje klju\u010dna vje\u0161tina pouzdanosti.<\/p>\n<h2>1. Definicija: \u0160to su kvarovi ventilatora?<\/h2>\n<p>Ventilator je varljivo jednostavan stroj \u2014 lopati\u010dni kota\u010d na vratilu \u2014 no nalazi se na sjeci\u0161tu dvaju svjetova. Kao i svaki <a href=\"https:\/\/vibromera.eu\/hr\/glossary\/rotor\/\">rotor<\/a> trpi mehani\u010dke tegobe poput neuravnote\u017eenosti, istro\u0161enosti le\u017eaja i labavosti; ali tako\u0111er pomi\u010de fluid, pa je podlo\u017ean <a href=\"https:\/\/vibromera.eu\/hr\/glossary\/aerodynamic-forces\/\">aerodinami\u010dke sile<\/a> koje nijedan \u010disto mehani\u010dki stroj ne do\u017eivljava. Umije\u0107e dijagnostike ventilatora le\u017ei u razlikovanju to dvoje u spektru, jer je rje\u0161enje za mehani\u010dki kvar (balansirati, zamijeniti, pritegnuti) potpuno druk\u010dije od rje\u0161enja za aerodinami\u010dki kvar (promijeniti radnu to\u010dku ili cjevovod). Rano otkrivanje kvarova tako\u0111er je va\u017enije nego obi\u010dno: otkinuta lopatica ili otkazala glav\u010dina na velikom ventilatoru mogu biti doista katastrofalni.<\/p>\n<h2>2. \u010cesti problemi kod ventilatora<\/h2>\n<h3>2.1 O\u0161te\u0107enje i erozija lopatica<\/h3>\n<h4>Nakupljanje materijala<\/h4>\n<ul>\n<li><strong>Uzrok:<\/strong> Pra\u0161ina, kamenac ili procesni materijal nakupljanje na lopaticama<\/li>\n<li><strong>U\u010dinak:<\/strong> stvara neravnote\u017eu mase i mijenja aerodinamiku.<\/li>\n<li><strong>Simptom:<\/strong> postupnog rasta vibracija 1\u00d7 tijekom vremena.<\/li>\n<li><strong>Uobi\u010dajeno kod:<\/strong> ventilatora za rukovanje materijalom i ispuh procesa.<\/li>\n<li><strong>Rije\u0161enje:<\/strong> periodi\u010dko \u010di\u0161\u0107enje i filtracija uzvodnog toka.<\/li>\n<\/ul>\n<h4>Erozija i habanje<\/h4>\n<ul>\n<li><strong>Uzrok:<\/strong> abrazivne \u010destice koje otiru povr\u0161ine lopatica.<\/li>\n<li><strong>U\u010dinak:<\/strong> gubitak materijala koji stvara neravnote\u017eu i degradira performanse.<\/li>\n<li><strong>Uzorak:<\/strong> obi\u010dno asimetri\u010dan, s prednjom ivicom koja se erodira br\u017ee od stra\u017enje.<\/li>\n<li><strong>Otkrivanje:<\/strong> pove\u0107ana vibracija 1\u00d7 i smanjena energija.<\/li>\n<\/ul>\n<h4>Korozija<\/h4>\n<ul>\n<li>Kemijska agresija na materijal lopatice.<\/li>\n<li>Uzrokuje koroziju i gubitak materijala.<\/li>\n<li>Smanjuje \u010dvrsto\u0107u lopatice.<\/li>\n<li>Mo\u017ee dovesti do pukotina i na kraju lomljenja lopatice.<\/li>\n<\/ul>\n<h4>Napukline lopatica<\/h4>\n<ul>\n<li><strong>Lokacije:<\/strong> korijen lopatice (pripojena na navi), prednja ivica i zavareni spojevi.<\/li>\n<li><strong>Uzroci:<\/strong> <a href=\"https:\/\/vibromera.eu\/hr\/glossary\/fatigue\/\">umor<\/a>, korozija, udar i vibracija.<\/li>\n<li><strong>Simptomi:<\/strong> promjena uzorka vibracije, ponekad rastu\u0107i komponenti 2\u00d7.<\/li>\n<li><strong>Opasnost:<\/strong> mo\u017ee dovesti do potpunog odvajanja lopatice.<\/li>\n<\/ul>\n<h4>Nedostaju\u0107e ili o\u0161te\u0107ene lopatice<\/h4>\n<ul>\n<li>Te\u0161ko neuravnote\u017eenost zbog nove asimetri\u010dne raspodjele lopatica.<\/li>\n<li>Vrlo visoka 1\u00d7 vibracija.<\/li>\n<li>Neobi\u010dan uzorak frekvencije prolaska lopatice.<\/li>\n<li>Odmah <a href=\"https:\/\/vibromera.eu\/hr\/glossary\/shutdown\/\">ga\u0161enje<\/a> i popravak obavezni.<\/li>\n<\/ul>\n<h3>2.2 Neuravnote\u017eenost<\/h3>\n<p>Naj\u010de\u0161\u0107e vibracijsko pitanje ventilatorskog sustava:<\/p>\n<ul>\n<li><strong>Izvori:<\/strong> nakupljanja, erozije, proizvodnih tolerancija i o\u0161te\u0107enja lopatica.<\/li>\n<li><strong>Potpis:<\/strong> 1\u00d7 <a href=\"https:\/\/vibromera.eu\/hr\/glossary\/synchronous-vibration\/\">sinkroni<\/a> vibracija.<\/li>\n<li><strong>Ispravak:<\/strong> <a href=\"https:\/\/vibromera.eu\/hr\/glossary\/field-balancing\/\">terensko balansiranje<\/a> obi\u010dno je u\u010dinkovito.<\/li>\n<li><strong>Ponavljaju\u0107e:<\/strong> ako se nastavlja vra\u0107ati, temeljni uzrok (erozija ili izvor nakupljanja) mora biti rije\u0161en, a ne samo simptom.<\/li>\n<\/ul>\n<h3>2.3 Aerodinami\u010dke nestabilnosti<\/h3>\n<h4>Zastoj<\/h4>\n<ul>\n<li>Strujanje zraka odvaja se od povr\u0161ina lopatica pri uvjetima izvan projektirane karakteristike.<\/li>\n<li>Nasumi\u010dna, turbulentna strujanja koja generiraju \u0161irokopojasnu vibraciju.<\/li>\n<li>Smanjena u\u010dinkovitost i performanse.<\/li>\n<li>\u010cesta na niskim brzinama protoka ili pri visokom otporu ulaza.<\/li>\n<\/ul>\n<h4>Navala<\/h4>\n<ul>\n<li>Povremeni obrnuti tok kroz \u010ditav sustav.<\/li>\n<li>Vrlo niska frekvencija (ispod 5 Hz) ali te\u0161ke pulzacije.<\/li>\n<li>Mo\u017ee o\u0161tetiti ventilator i kanale.<\/li>\n<li>Obi\u010dno zahtijeva izmjene sustava kako bi se eliminiralo.<\/li>\n<\/ul>\n<h3>2.4 Strukturni i mehani\u010dki problemi<\/h3>\n<ul>\n<li><strong>Labave lopatice:<\/strong> propale vij\u010dane spojeve ili zavare, \u0161to proizvodi vi\u0161e harmonika.<\/li>\n<li><strong>Napuknuto glav\u010dina:<\/strong> otkaz strukture \u010dahure \u2014 potencijalno katastrofalno.<\/li>\n<li><strong>Istro\u0161eno vratilo:<\/strong> omogu\u0107ava kolu ventilatora da se pomakne, \u0161to stvara <a href=\"https:\/\/vibromera.eu\/hr\/glossary\/run-out\/\">radijalno odstupanje<\/a>.<\/li>\n<li><strong>Rezonancija ku\u0107i\u0161ta:<\/strong> ku\u0107i\u0161te ili cjevovod koja rezoniraju na BPF-u ili na jednoj od njegovih harmonika, oblik <a href=\"https:\/\/vibromera.eu\/hr\/glossary\/structural-resonance\/\">strukturna rezonancija<\/a>.<\/li>\n<\/ul>\n<h3>2.5 Problemi s pogonom i le\u017eajima<\/h3>\n<ul>\n<li>Problemi remenskog pogona \u2014 istro\u0161, <a href=\"https:\/\/vibromera.eu\/hr\/glossary\/misalignment\/\">neuskla\u0111enost<\/a>, pogre\u0161na napetost.<\/li>\n<li><a href=\"https:\/\/vibromera.eu\/hr\/glossary\/bearing-defects\/\">Kvarovi le\u017eajeva<\/a>, posebno \u010desto u prljavim ili vru\u0107im okru\u017eenjima.<\/li>\n<li>Problemi sa spregnama kao \u0161to su neuskla\u0111enost i istro\u0161.<\/li>\n<li>Defekti motora koji poreme\u0107avaju rad ventilatora.<\/li>\n<\/ul>\n<h2>3. Karakteristike vibracija<\/h2>\n<h3>Frekvencija prolaska lopatica (BPF)<\/h3>\n<p>Klju\u010dna frekvencija specifi\u010dna za ventilator:<\/p>\n<ul>\n<li><strong>Izra\u010dun:<\/strong> BPF = broj lopatica \u00d7 RPM \/ 60.<\/li>\n<li><strong>Primjer:<\/strong> ventilator sa 12 lopatica na 1.200 RPM daje BPF od 240 Hz.<\/li>\n<li><strong>Normalna amplituda:<\/strong> ovisi o vrsti ventilatora \u2014 aksijalni ventilatori rade s ve\u0107im amplitudama od centrifugalnih.<\/li>\n<li><strong>Povi\u0161eni BPF:<\/strong> upu\u0107uje na o\u0161te\u0107enje lopatica, probleme s razmakom ili aerodimami\u010dke probleme.<\/li>\n<li><strong>Harmonici:<\/strong> 2\u00d7BPF i 3\u00d7BPF ukazuju na probleme s lopaticama ili rezonancije.<\/li>\n<\/ul>\n<p>Aritmetika je brza za ru\u010dni izra\u010dun, ali namjena <a href=\"https:\/\/vibromera.eu\/hr\/calculators\/blade-pass-frequency\/\">kalkulator frekvencije prolaska lopatica<\/a> otklanja svaku sumnju o tome koji spektralni vrh je BPF, a koji je slu\u010dajno poklapanje <a href=\"https:\/\/vibromera.eu\/hr\/glossary\/harmonics\/\">harmonik<\/a> radne brzine.<\/p>\n<h3>Neravnote\u017ea (1\u00d7)<\/h3>\n<ul>\n<li>Naj\u010de\u0161\u0107a komponenta s visokom amplitudom.<\/li>\n<li>Raste s akumulacijom ili erozijom.<\/li>\n<li>Ispravljivo balansiranjem.<\/li>\n<li>Mo\u017ee se ponoviti ako se uzrok ne otkloni.<\/li>\n<\/ul>\n<h3>Aerodinami\u010dke pulsacije<\/h3>\n<ul>\n<li><strong>Zastoj:<\/strong> \u0161irokopojasno pove\u0107anje sa nasumi\u010dnim fluktuacijama.<\/li>\n<li><strong>Prenapon:<\/strong> te\u0161ke pulsacije 1\u20135 Hz.<\/li>\n<li><strong>Turbulencija:<\/strong> \u0161irokopojasne i niskofrekventne, pribli\u017eno 10\u2013100 Hz \u2014 vidi <a href=\"https:\/\/vibromera.eu\/hr\/glossary\/flow-turbulence\/\">turbulencija protoka<\/a>.<\/li>\n<\/ul>\n<h2>4. Razmatranja specifi\u010dna za ventilatore<\/h2>\n<h3>Vrste ventilatora i njihovi obrasci neispravnosti<\/h3>\n<h4>Centrifugalni ventilatori<\/h4>\n<ul>\n<li>Neuravnote\u017eenost je naj\u010de\u0161\u0107e problem.<\/li>\n<li>BPF je obi\u010dno umjerene amplitude.<\/li>\n<li>Nakupljanje na lopaticama sa unazadnom krivuljom je \u010desto.<\/li>\n<li>Problemi brtvila i le\u017eajeva nastaju iz kontaminacije procesa.<\/li>\n<\/ul>\n<h4>Aksijalni ventilatori<\/h4>\n<ul>\n<li>Ve\u0107e BPF amplitude su normalne \u2014 vidi <a href=\"https:\/\/vibromera.eu\/hr\/glossary\/axial-fan-defects\/\">neispravnosti aksijalnog ventilatora<\/a> za detalje.<\/li>\n<li>Aksijalni razmak vrha lopatice je kriti\u010dan.<\/li>\n<li>Aerodinami\u010dke nestabilnosti su \u010de\u0161\u0107e.<\/li>\n<li>Umor lopatica rezultat je alternativnih aerodinami\u010dkih optere\u0107enja, ponekad pogor\u0161an <a href=\"https:\/\/vibromera.eu\/hr\/glossary\/blade-resonance\/\">rezonancija o\u0161trice<\/a>.<\/li>\n<\/ul>\n<h4>Ventilatori s inducijanom tjaggom (ID ventilatori)<\/h4>\n<ul>\n<li>Intenzivna erozija uzrokovana lete\u0107im pepelom i \u010desticama.<\/li>\n<li>Visoke temperature koje utje\u010du na svojstva materijala.<\/li>\n<li>Korozivna radna okru\u017eenja.<\/li>\n<li>\u010cesta potreba za ponovnom balanciranjem kao rezultat.<\/li>\n<\/ul>\n<h2>5. Dijagnosti\u010dka strategija<\/h2>\n<h3>Po\u010detna procjena<\/h3>\n<ol>\n<li>Izmjerite ukupnu vibraciju na le\u017eajima.<\/li>\n<li>Pokrenite <a href=\"https:\/\/vibromera.eu\/hr\/glossary\/fft\/\">FFT<\/a> analiza za identificiranje dominantnih frekvencija.<\/li>\n<li>Provjerite 1\u00d7 (nebalansiranost), BPF (probleme s lopatama) i <a href=\"https:\/\/vibromera.eu\/hr\/glossary\/bearing-fault-frequencies\/\">frekvencije kvarova le\u017eajeva<\/a>.<\/li>\n<li>Procijenite performanse \u2014 tok i tlak.<\/li>\n<li>Vizualno pregledajte ako je ventilator dostupan.<\/li>\n<\/ol>\n<h3>Identifikacija problema<\/h3>\n<ul>\n<li><strong>Visoka 1\u00d7:<\/strong> nebalansiranost \u2014 balancirajte ili o\u010distite ventilator.<\/li>\n<li><strong>Visoki BPF:<\/strong> o\u0161te\u0107enje lopatica ili probleme s razmakom \u2014 pregledajte lopatice.<\/li>\n<li><strong>\u0160irokopojasno:<\/strong> <a href=\"https:\/\/vibromera.eu\/hr\/glossary\/cavitation\/\">kavitacija<\/a> ili blokada \u2014 provjerite radnu to\u010dku.<\/li>\n<li><strong>Niska frekvencija:<\/strong> nagli udar ili <a href=\"https:\/\/vibromera.eu\/hr\/glossary\/recirculation\/\">recirkulacija<\/a> \u2014 promijenite sustav.<\/li>\n<li><strong>Frekvencije le\u017eajeva:<\/strong> istro\u0161enost le\u017eaja \u2014 zamijenite le\u017eaje.<\/li>\n<\/ul>\n<h2>6. Prevencija, odr\u017eavanje i korekcija na mjestu<\/h2>\n<h3>balansiranje<\/h3>\n<ul>\n<li>Balancirajte lopatice ventilatora na mjestu, umjesto \u0161to ih uklanjate.<\/li>\n<li>Ponovno uravnote\u017eivanje nakon bilo kojeg \u010di\u0161\u0107enja ili popravke lopatica.<\/li>\n<li>Koristite stezaljku ili zakovanu monta\u017eu <a href=\"https:\/\/vibromera.eu\/hr\/glossary\/correction-weight\/\">korekcijski utezi<\/a> za mogu\u0107nost prilago\u0111avanja.<\/li>\n<li>Dokumentirajte mase za uravnote\u017eivanje radi budu\u0107e reference.<\/li>\n<\/ul>\n<p>Budu\u0107i da ve\u0107ina ventilatora radi u vlastitim le\u017eajima bez stroja za uravnote\u017eivanje na mjestu, upravo je to posao za koji je gra\u0111en prijenosni dvokanalnih analizator. Ure\u0111aj <a href=\"https:\/\/vibromera.eu\/hr\/proizvod\/balanset-1\/\">Balanset-1A<\/a> mjeri 1\u00d7 <a href=\"https:\/\/vibromera.eu\/hr\/glossary\/phase\/\">amplituda i faza<\/a> pri brzini rada, izra\u010dunava <a href=\"https:\/\/vibromera.eu\/hr\/glossary\/influence-coefficient\/\">koeficijenti utjecaja<\/a> iz pokusnog hoda i tehni\u010daru kazuje masu i kut dodane te\u017eine \u2014 zatim provjerava <a href=\"https:\/\/vibromera.eu\/hr\/glossary\/residual-unbalance\/\">preostala neravnote\u017ea<\/a> nakon korekcije, sve bez rastavljanja ventilatora.<\/p>\n<h3>Kontrola i \u010di\u0161\u0107enje<\/h3>\n<ul>\n<li>Povremeno provjerite nakupljanje, eroziju i o\u0161te\u0107enja.<\/li>\n<li>O\u010distite lopatice tijekom zastoja.<\/li>\n<li>Provjerite sigurnost u\u010dvr\u0161\u0107enja lopatica.<\/li>\n<li>Tra\u017eite pukotine, osobito na korijenima lopatica.<\/li>\n<\/ul>\n<h3>Radne prakse<\/h3>\n<ul>\n<li>Radite blizu projektne to\u010dke kad god je mogu\u0107e.<\/li>\n<li>Izbjegavajte produljeno rada na ekstremima vrlo visokog ili vrlo niskog protoka.<\/li>\n<li>Kontrolirajte ulazne uvjete da biste sveli turbulenciju na najmanju mjeru.<\/li>\n<li>Primijenite za\u0161titne prevlake za erozivnu ili korozivnu primjenu.<\/li>\n<\/ul>\n<p>Kvarovi ventilatora kombiniraju mehani\u010dki probleme zajedni\u010dke svim rotiraju\u0107im strojevima s aerodinami\u010dkim problemima jedinstvenim za strojeve za premje\u0161tanje zraka. Karakteristika frekvencije prolaska lopatica, \u010ditana uz standardne tehnike analize vibracija, omogu\u0107ava u\u010dinkovito pra\u0107enje stanja ventilatora i vodi kvalitetne odluke odr\u017eavanja za te kriti\u010dne strojeve.<\/p>\n<hr>\n<p><a href=\"https:\/\/vibromera.eu\/hr\/glossary\/\">\u2190 Natrag na glavni indeks<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>Saznajte vi\u0161e o nedostacima ventilatora, uklju\u010duju\u0107i o\u0161te\u0107enje lopatica, neravnote\u017eu, aerodinami\u010dke nestabilnosti i rezonanciju, koje se mogu otkriti analizom vibracija pri frekvenciji prolaska lopatica.<\/p>","protected":false},"featured_media":0,"template":"","meta":{"ai_generated_summary":"","footnotes":""},"categories":[109,110],"tags":[],"class_list":["post-115","glossary","type-glossary","status-publish","hentry","category-glossary","category-vibration-diagnostics"],"_links":{"self":[{"href":"https:\/\/vibromera.eu\/hr\/wp-json\/wp\/v2\/glossary\/115","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vibromera.eu\/hr\/wp-json\/wp\/v2\/glossary"}],"about":[{"href":"https:\/\/vibromera.eu\/hr\/wp-json\/wp\/v2\/types\/glossary"}],"version-history":[{"count":1,"href":"https:\/\/vibromera.eu\/hr\/wp-json\/wp\/v2\/glossary\/115\/revisions"}],"predecessor-version":[{"id":101333,"href":"https:\/\/vibromera.eu\/hr\/wp-json\/wp\/v2\/glossary\/115\/revisions\/101333"}],"wp:attachment":[{"href":"https:\/\/vibromera.eu\/hr\/wp-json\/wp\/v2\/media?parent=115"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vibromera.eu\/hr\/wp-json\/wp\/v2\/categories?post=115"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vibromera.eu\/hr\/wp-json\/wp\/v2\/tags?post=115"}],"curies":[{"name":"radni list","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}