{"id":20618,"date":"2025-10-31T00:25:51","date_gmt":"2025-10-31T00:25:51","guid":{"rendered":"https:\/\/vibromera.eu\/glossary\/air-gap\/"},"modified":"2026-07-03T09:54:53","modified_gmt":"2026-07-03T09:54:53","slug":"air-gap","status":"publish","type":"glossary","link":"https:\/\/vibromera.eu\/hr\/glossary\/air-gap\/","title":{"rendered":"\u0160to je zra\u010dni raspor u elektromotorima? Kriti\u010dni razmak"},"content":{"rendered":"<h1>Razumijevanje zra\u010dnog raspora u elektromotorima<\/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\/20618?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\/20618?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\/20618?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\/20618?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\/20618?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\/20618?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\/20618?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\/20618?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\/20618?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\/20618?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\/20618?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\/20618?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\/20618?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\/20618?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>The <strong>zra\u010dni razmak<\/strong> je uska radijalnom zazor izme\u0111u vanjske povr\u0161ine rotora i unutarnje \u010dahure statora u elektromotorom ili generatoru. Obi\u010dno samo <strong>0,3\u20132,0 mm<\/strong> (0,012\u20130,080 in) \u0161irok, ovaj tanki prstenasti prostor je magnetski most preko kojeg elektromagnetska energija prolazi izme\u0111u nepomi\u010dnih namota i rotiraju\u0107eg \u010dlana. Unato\u010d skromnoj veli\u010dini, zazor je jedna od najodlu\u010dnijih dimenzija u dizajnu stroja: upravlja u\u010dinkovito\u0161\u0107u, faktorom snage, zakretnim momentom pokretanja, i \u2014 od direktnog interesa in\u017eenjeru pouzdanosti \u2014 osjetljivo\u0161\u0107u stroja na <a href=\"https:\/\/vibromera.eu\/hr\/glossary\/magnetic-pull\/\">neuravnote\u017eenu magnetsku silu<\/a> i rezultiraju\u0107i <a href=\"https:\/\/vibromera.eu\/hr\/glossary\/vibration\/\">vibracija<\/a>.<\/p>\n<h2>1. Definicija: \u0160to je zazor?<\/h2>\n<p>Zazor je zazor koji odvaja \u017eeljezo rotora i statora kako bi rotor mogao slobodno rotirati, a jo\u0161 uvijek dozvoliti magnetskom toku da prije\u0111e s jednog na drugi. Funkcionalno je element najve\u0107e reluktancije u cijelom magnetskom krugu \u2014 zrak je otprilike tisu\u0107u puta manje permeabilan od elektrotehni\u010dkog \u010delika \u2014 tako da njegova \u0161irina i jednoli\u010dnost dominiraju kako se magnetsko polje pona\u0161a. Dva svojstva su va\u017ena neovisno: a <em>veli\u010dina<\/em> zazora (koliko je \u0161irok) i njegovu <em>jednolikost<\/em> (je li isti sve oko bu\u0161otine).<\/p>\n<p>Oba imaju duboke posljedice. Neujednoliti zazor proizvodi nebalansirane radijalne magnetske sile koje poklapaju vibracije i ubrzavaju <a href=\"https:\/\/vibromera.eu\/hr\/glossary\/bearing-wear\/\">istro\u0161enost le\u017eaja<\/a>, dok je pretjerano \u0161irok zazor tiho eroda u\u010dinkovitost i pove\u0107ava magnetizirnu struju koju motor povla\u010di kako bi \u0443\u0441\u0442\u0430\u043d\u043e\u0432io svoj tok. Umje\u0107e dizajna motora je odabir najmanjeg zazora koji je mehanika sigurna da tolerira.<\/p>\n<h2>2. Tipi\u010dne dimenzije zazora<\/h2>\n<p>Apsolutni zazor raste s veli\u010dinom stroja, ali kao a <em>udio<\/em> promjera bu\u0161otine se smanjuje \u2014 veliki strojevi imaju proporcionalno tje\u0161nje zazore jer su njihovi rotori kru\u0107i u odnosu na njihov promjer.<\/p>\n<h3>Po veli\u010dini motora<\/h3>\n<ul>\n<li><strong>Mali motori (&lt; 10 KS):<\/strong> 0,3\u20130,6 mm (0,012\u20130,024 in).<\/li>\n<li><strong>Srednji motori (10\u2013200 KS):<\/strong> 0,5\u20131,2 mm (0,020\u20130,047 in).<\/li>\n<li><strong>Veliki motori (200\u20131000 KS):<\/strong> 1,0\u20132,0 mm (0,040\u20130,080 in\u010da).<\/li>\n<li><strong>Vrlo veliki motori (&gt; 1000 KS):<\/strong> 1,5\u20133,0 mm (0,060\u20130,120 in\u010da).<\/li>\n<li><strong>Op\u0107i trend:<\/strong> ve\u0107i strojevi imaju ve\u0107e apsolutne zraznine, ali manji razmak kao postotak promjera.<\/li>\n<\/ul>\n<h3>Po vrsti motora<\/h3>\n<ul>\n<li><strong>Asinkroni motori:<\/strong> ve\u0107e zraznine, 0,5\u20132,0 mm je tipi\u010dno.<\/li>\n<li><strong>Sinkroni motori:<\/strong> uglavnom sli\u010dni asinkronim strojevima.<\/li>\n<li><strong>Istosmjerni motori:<\/strong> vrlo male zraznine armature, 0,3\u20131,0 mm.<\/li>\n<li><strong>Dizajni visokih iskoristivosti:<\/strong> te\u017ee prema manjoj strani njihove klase za bolju u\u010dinkovitost.<\/li>\n<\/ul>\n<h2>3. Za\u0161to je zraznina va\u017ena<\/h2>\n<h3>Elektromagnetska svojstva<\/h3>\n<ul>\n<li><strong>Magnetska reluktancija:<\/strong> zraznina je dominantna reluktancija u magnetskom toku; sve ostalo (\u010delik) je relativno transparentno.<\/li>\n<li><strong>Magnetiziraju\u0107a struja:<\/strong> manja zraznina trebat \u0107e manju magnetiziraju\u0107u struju da uspostavi isti magnetski tok, \u0161to pove\u0107ava faktor snage.<\/li>\n<li><strong>U\u010dinkovitost:<\/strong> manje zraznine su op\u0107enito u\u010dinkovitije jer smanjuju magnetske gubitke.<\/li>\n<li><strong>Proizvodnja momenta:<\/strong> napetija zraznina daje ja\u010di magnetski spoj i stoga bolji moment, uklju\u010duju\u0107i moment pokretanja.<\/li>\n<\/ul>\n<h3>Mehani\u010dka razmatranja<\/h3>\n<ul>\n<li><strong>Zra\u010dnost:<\/strong> razmak mora apsorbirati progib vratila, tolerancije le\u017eajeva i termalni rast bez da se rotor ikada doti\u010de statora.<\/li>\n<li><strong>Sigurnosna margina:<\/strong> sprje\u010dava dodir rotor\u2013stator tijekom prijelaznih vibracija ili neobi\u010dnih uvjeta rada.<\/li>\n<li><strong>Proizvodivost:<\/strong> odabrani razmak mora biti ponovljivo ostvarljiv inom normalnih proizvodnih tolerancija.<\/li>\n<\/ul>\n<p>Te dvije sile djeluju u suprotnim smjerovima, \u0161to je razlog za\u0161to je zra\u010dni razmak fundamentalno kompromis umjesto veli\u010dine koju treba slijepo minimizirati. Mehani\u010dka realnost <a href=\"https:\/\/vibromera.eu\/hr\/glossary\/eccentricity\/\">ekscentri\u010dnost<\/a> tijekom rada zna\u010di da konstruktor koji odabere premali razmak jednostavno zamijeni u\u010dinkovitost rizikom od destruktivnog dodira.<\/p>\n<h2>4. Ekscentri\u010dnost zra\u010dnog razmaka<\/h2>\n<p>Ekscentri\u010dnost zra\u010dnog razmaka je nejednolikost slobodnog prostora oko opsega \u2014 najjednostavniji, ali najva\u017eniji pregled zra\u010dnog razmaka za analiti\u010dara vibracija.<\/p>\n<ul>\n<li><strong>Jednoliki zra\u010dni raspor:<\/strong> istu dimenziju na svakoj kutnoj poziciji.<\/li>\n<li><strong>Ekscentri\u010dni zra\u010dni raspor:<\/strong> varira oko otvora \u2014 mala na jednoj strani, ve\u0107a na suprotnoj strani.<\/li>\n<li><strong>Kvantifikacija:<\/strong> ekscentricitet = (g<sub>max<\/sub> \u2212 g<sub>min<\/sub>) \/ g<sub>prosje\u010dno<\/sub>, izra\u017eeno kao postotak.<\/li>\n<li><strong>Prihvatljiva granica:<\/strong> obi\u010dno &lt; 10% za ispravan rad.<\/li>\n<\/ul>\n<p>In\u017eenjeri dodatno razlikuju <strong>stati\u010dku ekscentri\u010dnost<\/strong> (rotor sjedi ekscentri\u010dno, ali uska to\u010dka ostaje na mjestu \u2014 obi\u010dno gre\u0161ka pri izrade ili monta\u017ei) od <strong>dinami\u010dke ekscentri\u010dnosti<\/strong> (uska to\u010dka rotira s vratilom \u2014 savinut ili ekscentri\u010dan rotor). Ta dva oblika stvaraju blago razli\u010dite spektralne potpise, \u0161to je ono \u0161to omogu\u0107ava dijagnostici da ih razlikuje.<\/p>\n<h3>Uzroci ekscentri\u010dnosti<\/h3>\n<ul>\n<li><strong>Tro\u0161enje le\u017eajeva:<\/strong> omogu\u0107uje rotoru da se postavi ekscentri\u010dno u svom ku\u0107i\u0161tu.<\/li>\n<li><strong>Tolerancije proizvodnje:<\/strong> stator ili rotor nisu savr\u0161eno koncentri\u010dni.<\/li>\n<li><strong>Gre\u0161ke u sklopu:<\/strong> nepravilno poravnate krajnje ljuske ili rotor nije centriran.<\/li>\n<li><strong>Termalna distorzija:<\/strong> neravnomjerno zagrijavanje deformira okruglost.<\/li>\n<li><strong>Distorzija ku\u0107i\u0161ta:<\/strong> <a href=\"https:\/\/vibromera.eu\/hr\/glossary\/soft-foot\/\">meko stopalo<\/a> ili naprezanje monta\u017ee koje uvija ku\u0107i\u0161te i bu\u0161otinu statora.<\/li>\n<\/ul>\n<h3>U\u010dinci ekscentri\u010dnosti<\/h3>\n<ul>\n<li><strong><a href=\"https:\/\/vibromera.eu\/hr\/glossary\/magnetic-pull\/\">Neumanjena magnetska vu\u010da<\/a> (UMP):<\/strong> netto radijalna sila koja vu\u010de rotor prema strani manjeg razmaka, \u0161to ima tendenciju da pogor\u0161a ekscentri\u010dnost u povratnoj sprezi.<\/li>\n<li><strong>Vibracije na frekvencijama povezanima s mre\u017eom:<\/strong> stati\u010dka ekscentri\u010dnost obi\u010dno pove\u0107ava vrh na 2\u00d7 frekvencije napajanja <a href=\"https:\/\/vibromera.eu\/hr\/glossary\/electrical-frequency\/\">elektri\u010dna frekvencija<\/a> (100 Hz pri napajanju od 50 Hz, 120 Hz pri 60 Hz), dok se dinami\u010dka ekscentri\u010dnost pojavljuje uglavnom na 1\u00d7 radne brzine s bo\u010dnim pojasevima prolaska polova.<\/li>\n<li><strong><a href=\"https:\/\/vibromera.eu\/hr\/glossary\/pole-pass-frequency\/\">Frekvencija prolaska polova<\/a> bo\u010dni pojasevi:<\/strong> karakteristi\u010dan dijagnosti\u010dki signal koji flankir\u0430 vrh mre\u017ene frekvencije.<\/li>\n<li><strong>Preoptere\u0107enje le\u017eaja:<\/strong> asimetri\u010dna neumanjena magnetska vu\u010da optere\u0107uje jednu stranu le\u017eaja, ubrzavaju\u0107i tro\u0161enje.<\/li>\n<li><strong>Gubitak u\u010dinkovitosti:<\/strong> iskrivljeni magnetski krug nikada nije optimalan.<\/li>\n<\/ul>\n<h2>5. Mjerenje i procjena zra\u010dnog raspora<\/h2>\n<h3>Izravno mjerenje (motor demontiran)<\/h3>\n<ul>\n<li><strong>Mjera\u010di zra\u010dnog raspora (lisnati):<\/strong> umetnite mjerila izme\u0111u rotora i statora na nekoliko mjesta.<\/li>\n<li><strong>Postupak:<\/strong> mjeriti na 8\u201312 pozicija ravnomjerno raspore\u0111enih oko oboda.<\/li>\n<li><strong>Izra\u010dunajte:<\/strong> srednja vrijednost, najmanja vrijednost, najve\u0107a vrijednost i rezultiraju\u0107i postotak ekscentri\u010dnosti.<\/li>\n<li><strong>Kada:<\/strong> tijekom generalnog remonta motora ili zamjene le\u017eaja, kada je rotor izvan ure\u0111aja.<\/li>\n<\/ul>\n<h3>Indirektna procjena (motor u radu)<\/h3>\n<p>Rijetko se dogodi da se pokrenuti stroj mo\u017ee razstaviti, pa se stanje zranog raspora obi\u010dno zaklju\u010duje iz njegovih elektri\u010dnih i mehani\u010dkih karakteristika koriste\u0107i <a href=\"https:\/\/vibromera.eu\/hr\/glossary\/vibration-analysis\/\">Analiza vibracija<\/a>:<\/p>\n<ul>\n<li><strong>Vibracija na 2\u00d7 mre\u017ene frekvencije:<\/strong> povi\u0161ena amplituda upu\u0107uje na neujedna\u010den zazor \u2014 potvrdite provjerama struje i rada pod optere\u0107enjem\/bez optere\u0107enja, jer neuravnote\u017eenost napajanja i rezonancija okvira mogu pove\u0107ati isti vrh.<\/li>\n<li><strong>Pole-pass bo\u010dne grane spektra:<\/strong> njihova prisutnost i amplituda prate stupanj ekscentri\u010dnosti.<\/li>\n<li><strong>Analiza potpisnika motorske struje (MCSA):<\/strong> u\u010dinci zranog raspora moduliraju struju statora i pojavljuju se u \u0435\u0433\u043e spektru.<\/li>\n<li><strong>Akusti\u010dna buka:<\/strong> intenzitet elektromagnetske buke \u010desto raste s ekscentri\u010dno\u0161\u0107u.<\/li>\n<\/ul>\n<p>Na terenu, dvokanalnih instrument poput <a href=\"https:\/\/vibromera.eu\/hr\/proizvod\/balanset-1\/\">Balanset-1A<\/a> \u010dini ovu procjenu prakti\u010dnom: s <a href=\"https:\/\/vibromera.eu\/hr\/glossary\/accelerometer\/\">Akcelerometri<\/a> na ku\u0107i\u0161tima le\u017eajeva motora, hvata <a href=\"https:\/\/vibromera.eu\/hr\/glossary\/spectrum\/\">spektar vibracija<\/a> pri radnoj brzini, \u0161to analiti\u010daru omogu\u0107uje da identifying 2\u00d7 mre\u017ene frekvencije peak i njegove pole-pass bo\u010dne grane bez zaustavljanja proizvodnje. Budu\u0107i da se simptomi zranog raspora preklapaju sa jednostavnim mehani\u010dkim <a href=\"https:\/\/vibromera.eu\/hr\/glossary\/unbalance\/\">neravnote\u017ea<\/a>, analiti\u010dar potvr\u0111uje elektri\u010dki izvor promatraju\u0107i ho\u0107e li sumnjivi vrh nestati \u010dim se motor isklju\u010di \u2014 trik coast-down koji mehani\u010dki defekti ne mogu falsificirati. Radnu brzinu i mre\u017enu frekvenciju mo\u017eete pretvoriti u to\u010dne vrhove koje trebate tra\u017eiti s na\u0161im <a href=\"https:\/\/vibromera.eu\/hr\/calculators\/motor-electrical-frequencies\/\">Kalkulator u\u010destalosti elektri\u010dnih kvarova motora<\/a>, i provjeriti izmjerenu ukupnu razinu prema limitima s <a href=\"https:\/\/vibromera.eu\/hr\/calculators\/vibration-velocity\/\">ISO 20816 alatom za brzinu vibracija<\/a>.<\/p>\n<h2>6. Problemi s me\u0111umicanjem zraka i rje\u0161enja<\/h2>\n<h3>Premali (ispod minimalne specifikacije)<\/h3>\n<p><strong>Posljedice:<\/strong> rizik od kontakta rotor\u2013stator pri vibracijama ili otklonu; vrlo visito magnetsko privla\u010denje ako je me\u0111umicanje i ekscentri\u010dno; o\u0161te\u0107enja tijekom pokretanja ili prijelaznih stanja.<\/p>\n<ul>\n<li>Gre\u0161ka u proizvodnji \u2192 ponovno obraditi rotor ili preupaliti stator.<\/li>\n<li>Ugra\u0111en je pogre\u0161an rotor \u2192 Zamijenite ispravnim rotorom<\/li>\n<li>Tro\u0161enje le\u017eaja pu\u0161taju\u0107i rotor da se pomakne \u2192 zamijeniti le\u017eajeve i provjeriti je li me\u0111umicanje vra\u0107eno.<\/li>\n<\/ul>\n<h3>Preveliko (iznad maksimalne specifikacije)<\/h3>\n<p><strong>Posljedice:<\/strong> smanjena u\u010dinkovitost zbog ve\u0107e struje magnetiziranja, ni\u017ei faktor snage, smanjena po\u010detna momenta i vi\u0161a struja praznog hoda. Ovo stanje je obi\u010dno manje kriti\u010dno \u2014 stroj mo\u017ee raditi, ali s degradiranom izvedbom.<\/p>\n<h3>Neujedna\u010deno (ekscentri\u010dno) \u2014 \u010dest, problemati\u010dan slu\u010daj<\/h3>\n<p>Ekscentricitet je naj\u010de\u0161\u0107i i naj\u0161tetniji defekt zra\u010dnog raspora jer se samopoja\u010dava: UMP vu\u010de rotor dalje od sredi\u0161ta, \u0161to pove\u0107ava UMP. Tipi\u010dno stvara vibraciju na 2\u00d7 linijskoj frekvenciji (stati\u010dki ekscentricitet) ili vibraciju 1\u00d7 s bo\u010dnim trakama prolaska polova (dinami\u010dki ekscentricitet) i ubrzava tro\u0161enje le\u017eajeva kroz tu petlju pozitivne povratne sprege. Rje\u0161enje je zamijeniti istro\u0161ene le\u017eajeve, ispraviti svako izobli\u010denje okvira i provjeriti koncentri\u010dnost rotora.<\/p>\n<h3>Dijagnosti\u010dka brza referenca<\/h3>\n<table border=\"1\" style=\"width:100%; border-collapse:collapse;\">\n<tr>\n<th>Simptom<\/th>\n<th>Vjerojatno problem s me\u0111umicanjem<\/th>\n<\/tr>\n<tr>\n<td>Visoka vibracija na frekvenciji 2\u00d7 mre\u017ene frekvencije<\/td>\n<td>Ekscentri\u010dno me\u0111umicanje, neurazumotavrena magnetska privla\u010denja<\/td>\n<\/tr>\n<tr>\n<td>Bo\u010dne frekvencije prolaska polova<\/td>\n<td>Nejednoliki razmak<\/td>\n<\/tr>\n<tr>\n<td>Visoka struja praznog hoda<\/td>\n<td>Preveliki razmak<\/td>\n<\/tr>\n<tr>\n<td>Nizak po\u010detni moment<\/td>\n<td>Preveliki razmak<\/td>\n<\/tr>\n<tr>\n<td>Dokazi o trenjem<\/td>\n<td>Nedovoljan razmak<\/td>\n<\/tr>\n<tr>\n<td>Asimetri\u010dno tro\u0161enje le\u017eajeva<\/td>\n<td>Ekscentri\u010dni raspor koji stvara neuravnote\u017eenu magnetsku silu<\/td>\n<\/tr>\n<\/table>\n<h2>7. Pra\u0107enje, konstrukcija i proizvodnja<\/h2>\n<p>Budu\u0107i da se ekscentri\u010dnost razvija polako, komponenta s frekvencijom 2\u00d7 mre\u017ene frekvencije idealan je parametar za <a href=\"https:\/\/vibromera.eu\/hr\/glossary\/trending\/\">trend<\/a> tijekom \u017eivota motora. Stalno rastu\u0107a vrijednost 2\u00d7 vrhunca signalizira razvijaju\u0107u ekscentri\u010dnost \u2014 gotovo uvijek od tro\u0161enja le\u017eaja \u2014 i direktno napaja odluke o zamjeni le\u017eaja. Dobra praksa je dokumentirati mjerenja me\u0111umicanja palpom na svakom generalnom servisu i usporediti ih s specifikacijom na nazivnoj plo\u010dici i prethodnim mjerenjem.<\/p>\n<p>S aspekta konstrukcije, me\u0111umicanje je proizvod namjernog kompromisa:<\/p>\n<ul>\n<li><strong>Manji zra\u010dni raspor:<\/strong> bolja u\u010dinkovitost, faktor snage i moment, ali ve\u0107e magnetsko privla\u010denje kada je ekscentri\u010dno i manji mehani\u010dki zazor.<\/li>\n<li><strong>Ve\u0107i zra\u010dni raspor:<\/strong> ve\u0107e mehani\u010dko zra\u010denje i manju magnetsku privla\u010dnost, ali goru efikasnost i ve\u0107u struju magnetizacije.<\/li>\n<li><strong>Optimizacija:<\/strong> najmanje zra\u010denje u skladu s mehani\u010dkim zahtjevima i posti\u017enim tolerancijama proizvodnje.<\/li>\n<\/ul>\n<p>Crte\u017ei specificiraju nominalno zra\u010denje s tolerancijama od otprilike \u00b110\u201320%, granica ekscentri\u010dnosti (\u010desto &lt; 10%) i provjeru kvalitete tijekom proizvodnje. Odr\u017eavanje tog ujednakog zra\u010denja kroz disciplinirano odr\u017eavanje le\u017eajeva \u2014 i potvrdu kroz pra\u0107enje vibracija \u2014 ono je \u0161to \u010duva motor efikasnim, tiho i za\u0161ti\u0107enim od katastrofalne stator-rotor kontakte koja zavr\u0161ava radni vijek stroja u sekundama.<\/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 zra\u010dnom rasporu, radijalnom zazoru izme\u0111u rotora motora i statora, klju\u010dnom za elektromagnetske performanse, u\u010dinkovitost i sprje\u010davanje magnetskog privla\u010denja i kontakta rotora i statora.<\/p>","protected":false},"featured_media":0,"template":"","meta":{"ai_generated_summary":"","footnotes":""},"categories":[109,110],"tags":[],"class_list":["post-20618","glossary","type-glossary","status-publish","hentry","category-glossary","category-vibration-diagnostics"],"_links":{"self":[{"href":"https:\/\/vibromera.eu\/hr\/wp-json\/wp\/v2\/glossary\/20618","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":2,"href":"https:\/\/vibromera.eu\/hr\/wp-json\/wp\/v2\/glossary\/20618\/revisions"}],"predecessor-version":[{"id":102159,"href":"https:\/\/vibromera.eu\/hr\/wp-json\/wp\/v2\/glossary\/20618\/revisions\/102159"}],"wp:attachment":[{"href":"https:\/\/vibromera.eu\/hr\/wp-json\/wp\/v2\/media?parent=20618"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vibromera.eu\/hr\/wp-json\/wp\/v2\/categories?post=20618"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vibromera.eu\/hr\/wp-json\/wp\/v2\/tags?post=20618"}],"curies":[{"name":"radni list","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}