{"id":215,"date":"2025-10-31T00:25:51","date_gmt":"2025-10-31T00:25:51","guid":{"rendered":"https:\/\/vibromera.eu\/glossary\/rotor-bar-defects\/"},"modified":"2026-07-03T09:57:24","modified_gmt":"2026-07-03T09:57:24","slug":"rotor-bar-defects","status":"publish","type":"glossary","link":"https:\/\/vibromera.eu\/et\/glossary\/rotor-bar-defects\/","title":{"rendered":"Mis on rootorivarda defektid? Katkised vardad mootorites"},"content":{"rendered":"<h1>Rootorivarda defektide m\u00f5istmine<\/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\/et\/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\/et\/product\/balanset-1\/\" title=\"Kaasaskantav tasakaalustaja ja vibratsiooni anal\u00fcsaator 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 t\u00e4iskomplektiga kaasaskantav tasakaalustaja ja vibratsioonianal\u00fcsaator\" 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\/et\/product-category\/devices\/\" rel=\"tag\">Seadmed<\/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\/et\/product\/balanset-1\/\" title=\"Kaasaskantav tasakaalustaja ja vibratsiooni anal\u00fcsaator Balanset-1A\">Kaasaskantav tasakaalustaja ja vibratsiooni anal\u00fcsaator 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> + k\u00e4ibemaks (kui on kohaldatav)<\/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=\"\/et\/wp-json\/wp\/v2\/glossary\/215?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=\"Lisa korvi\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Lisa korvi\" 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=\"\/et\/wp-json\/wp\/v2\/glossary\/215?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=\"Add to cart: \u201cPortable balancer &amp; Vibration analyzer Balanset-1A\u201d\" rel=\"nofollow\" data-success_message=\"\u201cPortable balancer &amp; Vibration analyzer Balanset-1A\u201d has been added to your cart\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Lisa korvi<\/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\/et\/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\/et\/product\/vibration-sensor\/\" title=\"Vibratsiooniandur\">\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 vibratsiooniandur l\u00e4hivaates\" 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\/et\/product-category\/parts\/\" rel=\"tag\">Osad<\/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\/et\/product\/vibration-sensor\/\" title=\"Vibratsiooniandur\">Vibratsiooniandur<\/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> + k\u00e4ibemaks (kui on kohaldatav)<\/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=\"\/et\/wp-json\/wp\/v2\/glossary\/215?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=\"Lisa korvi\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Lisa korvi\" 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=\"\/et\/wp-json\/wp\/v2\/glossary\/215?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=\"Add to cart: \u201cVibration sensor\u201d\" rel=\"nofollow\" data-success_message=\"\u201cVibration sensor\u201d has been added to your cart\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Lisa korvi<\/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\/et\/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\/et\/product\/optical-sensor-for-balanset-and-arbalance\/\" title=\"Optiline andur (lasertahhomeeter)\">\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=\"Optiline andur (lasertahhomeeter)\" 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\/et\/product-category\/parts\/\" rel=\"tag\">Osad<\/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\/et\/product\/optical-sensor-for-balanset-and-arbalance\/\" title=\"Optiline andur (lasertahhomeeter)\">Optiline andur (lasertahhomeeter)<\/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> + k\u00e4ibemaks (kui on kohaldatav)<\/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=\"\/et\/wp-json\/wp\/v2\/glossary\/215?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=\"Lisa korvi\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Lisa korvi\" 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=\"\/et\/wp-json\/wp\/v2\/glossary\/215?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=\"Add to cart: \u201cOptical Sensor (Laser Tachometer)\u201d\" rel=\"nofollow\" data-success_message=\"\u201cOptical Sensor (Laser Tachometer)\u201d has been added to your cart\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Lisa korvi<\/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\/et\/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\/et\/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 rootori tasakaalustuskomplekt: kandekott, mitmekanaliline signaalimuundur, k\u00e4eshoitav anal\u00fcsaator, magnetiline alus, vibratsiooniandurid ja spiraalkaablid.\" 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\/et\/product-category\/devices\/\" rel=\"tag\">Seadmed<\/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\/et\/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> + k\u00e4ibemaks (kui on kohaldatav)<\/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=\"\/et\/wp-json\/wp\/v2\/glossary\/215?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=\"Lisa korvi\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Lisa korvi\" 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=\"\/et\/wp-json\/wp\/v2\/glossary\/215?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=\"Add to cart: \u201cBalanset-4\u201d\" rel=\"nofollow\" data-success_message=\"\u201cBalanset-4\u201d has been added to your cart\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Lisa korvi<\/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\/et\/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\/et\/product\/magnet-stand\/\" title=\"Magnetiline alus 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=\"Magnetip\u00f5hi.\" 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\/et\/product-category\/parts\/\" rel=\"tag\">Osad<\/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\/et\/product\/magnet-stand\/\" title=\"Magnetiline alus Insize 60 kgf\">Magnetiline alus Insize 60 kgf<\/a>\n\n\t\t\t\t\t\t\t\t<\/h4>\n\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t<div class=\"footer\">\n\n\t\t\t\t\t\t\t\t\t<div class=\"price\"><h4><span class=\"woocommerce-Price-amount amount\"><span class=\"woocommerce-Price-currencySymbol\">\u20ac<\/span>46.00<\/span> + k\u00e4ibemaks (kui on kohaldatav)<\/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=\"\/et\/wp-json\/wp\/v2\/glossary\/215?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 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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\/et\/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\/et\/product\/reflective-tape\/\" title=\"Helkurlint\">\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=\"Helkurlint\" 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\/et\/product-category\/parts\/\" rel=\"tag\">Osad<\/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\/et\/product\/reflective-tape\/\" title=\"Helkurlint\">Helkurlint<\/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> + k\u00e4ibemaks (kui on kohaldatav)<\/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=\"\/et\/wp-json\/wp\/v2\/glossary\/215?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=\"Lisa korvi\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Lisa korvi\" 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=\"\/et\/wp-json\/wp\/v2\/glossary\/215?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=\"Add to cart: \u201cReflective tape\u201d\" rel=\"nofollow\" data-success_message=\"\u201cReflective tape\u201d has been added to your cart\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Lisa korvi<\/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\/et\/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\/et\/product\/dynamic-balancer-balanset-1a\/\" title=\"D\u00fcnaamiline tasakaalustaja &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 komplekti sisu koos liideseseadme, andurite, tahhomeetri ja tarvikutega\" 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\/et\/product-category\/devices\/\" rel=\"tag\">Seadmed<\/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\/et\/product\/dynamic-balancer-balanset-1a\/\" title=\"D\u00fcnaamiline tasakaalustaja &quot;Balanset-1A&quot; OEM\">D\u00fcnaamiline tasakaalustaja \"Balanset-1A\" OEM<\/a>\n\n\t\t\t\t\t\t\t\t<\/h4>\n\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t<div class=\"footer\">\n\n\t\t\t\t\t\t\t\t\t<div class=\"price\"><h4><span class=\"woocommerce-Price-amount amount\"><span class=\"woocommerce-Price-currencySymbol\">\u20ac<\/span>1,735.00<\/span> + k\u00e4ibemaks (kui on kohaldatav)<\/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=\"\/et\/wp-json\/wp\/v2\/glossary\/215?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=\"Lisa korvi\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Lisa korvi\" 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=\"\/et\/wp-json\/wp\/v2\/glossary\/215?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=\"Add to cart: \u201cDynamic balancer \u201cBalanset-1A\u201d OEM\u201d\" rel=\"nofollow\" data-success_message=\"\u201cDynamic balancer \u201cBalanset-1A\u201d OEM\u201d has been added to your cart\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Lisa korvi<\/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>Rootorivarraste defektid<\/strong> \u2014 mida nimetatakse ka purunenud v\u00f5i pragunenud rootorvarrasteks \u2014 on murdumised, praod v\u00f5i suure takistusega \u00fchendused l\u00fchisrootoriga induktsioonimootori juhtmetes <a href=\"https:\/\/vibromera.eu\/et\/glossary\/motor-defects\/\">mootor<\/a> rootor. L\u00fchisrootor koosneb alumiinium- v\u00f5i vaskvarrastest, mis paiknevad lamineeritud rauds\u00fcdamiku piludes; iga varda m\u00f5lemad otsad on \u00fchendatud l\u00fchisr\u00f5ngastega (otsar\u00f5ngastega). Kui varras murdub v\u00f5i otsar\u00f5nga \u00fchendus praguneb, ei saa vool enam kahjustatud juhi kaudu takistusteta voolata. Selle tulemuseks on elektromagnetiline as\u00fcmmeetria, pulseeriv p\u00f6\u00f6rdemoment ja v\u00e4ga iseloomulik <a href=\"https:\/\/vibromera.eu\/et\/glossary\/vibration\/\">vibratsioon<\/a> ja praegune allkiri, mida t\u00e4histab <a href=\"https:\/\/vibromera.eu\/et\/glossary\/sidebands\/\">k\u00fclgribad<\/a> Vahekorras <a href=\"https:\/\/vibromera.eu\/et\/glossary\/pole-pass-frequency\/\">poolide vaheline sagedus<\/a> (pooluste arv \u00d7 libisemissagedus).<\/p>\n<p>Rotorvarraste rikked moodustavad hinnanguliselt 10\u201315% induktsioonimootorite rikete koguarvust. Need on ohtlikud just seet\u00f5ttu, et need arenevad j\u00e4rk-j\u00e4rgult: \u00fcksainus <a href=\"https:\/\/vibromera.eu\/et\/glossary\/broken-rotor-bars\/\">murtud rootorivarras<\/a> koormab naaberjuhtmeid liigselt ning see, mis algab \u00fche pragunenud juhtme purunemisega, v\u00f5ib p\u00f5hjustada mitmeid katkestusi, tugevaid p\u00f6\u00f6rdemomendi k\u00f5ikumisi ja l\u00f5puks rootori purunemise, kui seda \u00f5igel ajal ei m\u00e4rgata.<\/p>\n<h2>1. Rotorvarraste defektide liigid<\/h2>\n<p>See rikke t\u00fc\u00fcp h\u00f5lmab mitut erinevat mehhanismi, mis k\u00f5ik h\u00e4irivad rootori elektrilist s\u00fcmmeetriat sarnasel viisil:<\/p>\n<ul>\n<li><strong>Murtud rootori varred:<\/strong> Juhtme t\u00e4ielik murdumine, mis toimub tavaliselt otsaringi l\u00e4hedal, kus koonduvad termilised ja mehaanilised pinged. Murdumine algab peaaegu alati v\u00e4simuspraoga ja areneb edasi t\u00e4ielikuks murdumise.<\/li>\n<li><strong>Murtud otsar\u00f5ngad:<\/strong> Murdumised l\u00fchisr\u00f5ngastes, mis \u00fchendavad varrasteid omavahel, esinevad k\u00f5ige sagedamini varraste ja r\u00f5ngaste \u00fchenduskohtades. Nende elektriline m\u00f5ju on sarnane murdunud varraste omaga. Need esinevad sagedamini suurtes masinates, sageli k\u00e4ivituvates mootorites ja suure inertsiga koormuste puhul.<\/li>\n<li><strong>Suure vastupidavusega liitekohtad:<\/strong> Tootmisvigadest, temperatuurik\u00f5ikumistest v\u00f5i korrosioonist tingitud halb elektriline \u00fchendus varraste ja otsaringi vahel. S\u00fcmptomid sarnanevad varraste purunemisega, kuid on sageli vahelduvad ja annavad m\u00e4rku m\u00e4rksa v\u00e4hem m\u00e4rgatavalt kui selge murdumine.<\/li>\n<li><strong>Rootori poorsus:<\/strong> Alumiiniumist survevalurotorites esinevad valut\u00fchimikud, mis v\u00e4hendavad juhtme tegelikku ristl\u00f5iget. Poorsus on tootmisviga, mis v\u00f5ib aastaid m\u00e4rkamatult p\u00fcsida, enne kui see areneb pragudeks ja murdudeks.<\/li>\n<\/ul>\n<h2>2. Miks rootorvarred purunevad<\/h2>\n<p>Mootori rikked on tingitud mitmetest termilistest, mehaanilistest, tootmis- ja kasutusega seotud teguritest, mis mootori kasutusaja jooksul \u00fcksteist vastastikku m\u00f5jutavad.<\/p>\n<h3>Termopinge<\/h3>\n<p>Iga k\u00e4ivitamine ja seiskamine paneb rootori l\u00e4bi paisumise ja kokkut\u00f5mbumise ts\u00fckli. Kuna alumiinium paisub palju rohkem kui seda \u00fcmbritsev raudtuum, p\u00f5hjustab see erinev paisumine varraste lahtitulemist ja liidete v\u00e4simist. Sagedased k\u00e4ivitamised tekitavad korduvaid termilisi \u0161okke ning iga kohalik suure takistusega koht muutub kuumaks kohaks, mis kiirendab kahjustuste tekkimist.<\/p>\n<h3>Mehaaniline koormus<\/h3>\n<p>Ka voolujuhtmed on vastupidavad <a href=\"https:\/\/vibromera.eu\/et\/glossary\/centrifugal-force\/\">tsentrifugaalj\u00f5ud<\/a> (oluline kiiresti t\u00f6\u00f6tavate masinate puhul), tavap\u00e4rase t\u00f6\u00f6 ajal tekkivad pulseerivad elektromagnetilised j\u00f5ud ning k\u00e4ivitamisel tekkivad tugevad voolud, mis p\u00f5hjustavad mehaanilisi l\u00f6\u00f6ke. V\u00e4lised <a href=\"https:\/\/vibromera.eu\/et\/glossary\/vibration-analysis\/\">vibratsioon<\/a> ajamilt edasi kantav koormus v\u00e4sitab varrasteid veelgi.<\/p>\n<h3>Tootmisvead ja kasutustingimused<\/h3>\n<p>Valu poorne struktuur, n\u00f5rk \u00fchendus varraste ja otsaringi vahel, materjalisisaldused ning ebapiisav kuumt\u00f6\u00f6tlus loovad k\u00f5ik eeldused hilisematele rikete tekkeks. Kasutamisel on suurimad ohutegurid sagedased k\u00e4ivitamised, suure inertsiga koormused pikkade kiirendusaegadega, rootori blokeerumised koos nendega kaasnevate \u00e4\u00e4rmuslike voolutugevustega ning \u00fchefaasiline t\u00f6\u00f6 \u2013 t\u00f6\u00f6tamine \u00fche toitefaasi kaotuse korral, mis sunnib tekitama tugevalt as\u00fcmmeetrilist voolujoonet l\u00e4bi puuri.<\/p>\n<h2>3. Vibratsioon ja voolu iseloom<\/h2>\n<p>Rotorvarraste kahjustuse diagnoosimise tunnuseks on t\u00f6\u00f6k\u00e4igu kiiruse \u00fcmber koondunud k\u00fclgribade r\u00fchm.<\/p>\n<ul>\n<li><strong>Keskne tipp:<\/strong> 1\u00d7 jooksukiirus (f<sub>r<\/sub>), tavaline <a href=\"https:\/\/vibromera.eu\/et\/glossary\/running-speed\/\">jooksukiirus<\/a> joon.<\/li>\n<li><strong>K\u00fclgribad:<\/strong> s\u00fcmmeetrilised paarid punktis f<sub>r<\/sub> \u00b1 F<sub>P<\/sub>, f<sub>r<\/sub> \u00b1 2F<sub>P<\/sub>, f<sub>r<\/sub> \u00b1 3F<sub>P<\/sub>, kus F<sub>P<\/sub> on pooluste m\u00f6\u00f6dumissagedus \u2014 pooluste arv \u00d7 <a href=\"https:\/\/vibromera.eu\/et\/glossary\/slip-frequency\/\">libisemissagedus<\/a> (tavaliselt m\u00f5ni herts).<\/li>\n<li><strong>Muster:<\/strong> \u00fchtlaselt paiknevad s\u00fcmmeetrilised k\u00fclgribad pooluste m\u00f6\u00f6dumissageduse sammuga \u2014 t\u00e4iesti erinevalt <a href=\"https:\/\/vibromera.eu\/et\/glossary\/bearing-fault-frequencies\/\">laagrivigad<\/a>, mis asuvad defektide esinemissageduste \u00fcmbruses.<\/li>\n<\/ul>\n<h3>Libisemise ja pooluste m\u00f6\u00f6dumissageduste arvutamine<\/h3>\n<p>Libisemissagedus on s\u00fcnkroonse ja tegeliku kiiruse vahe, mida v\u00e4ljendatakse hertsides: f<sub>s<\/sub> = (N<sub>s\u00fcnkroonimine<\/sub> - N<sub>tegelik<\/sub>) \/ 60, ja k\u00fclgribade vahe on pooluste m\u00f6\u00f6dumissagedus F<sub>P<\/sub> = poolusi \u00d7 f<sub>s<\/sub>. Vaadake 4-pooluselist 60 Hz mootorit, mille s\u00fcnkroonkiirus on 1800 rpm ja mis t\u00f6\u00f6tab koormusel 1750 rpm. Siis f<sub>s<\/sub> = (1800 \u2212 1750) \/ 60 = 0,833 Hz, F<sub>P<\/sub> = 4 \u00d7 0.833 = 3.33 Hz ja t\u00f6\u00f6kiiruse sagedusjoon asub sagedusel 29.17 Hz. Seet\u00f5ttu ilmuvad k\u00fclgribad 29.17 \u00b1 3.33 Hz juures \u2014 see t\u00e4hendab 25.8 Hz ja 32.5 Hz. \u00dcks <a href=\"https:\/\/vibromera.eu\/et\/calculators\/harmonic-frequency-calculator\/\">harmooniliste sageduste kalkulaator<\/a> ja a <a href=\"https:\/\/vibromera.eu\/et\/calculators\/motor-slip-calculator\/\">mootori libisemise kalkulaator<\/a> muudab selle \u00fcmberarvestamise lihtsaks, kui seadistate m\u00f5\u00f5tmist t\u00f6\u00f6kohas.<\/p>\n<h3>Koormusest s\u00f5ltuvus<\/h3>\n<p>Kuna libisemine \u2013 ja seega ka katkistesse varrastesse voolav vool \u2013 suureneb koormuse kasvades, on k\u00fclgribad koormusest s\u00f5ltuvad. Koormuseta on need minimaalsed; kerge koormuse korral hakkavad need ilmnema; ning t\u00e4iskoormusel on need k\u00f5ige tugevamad ja k\u00f5ige paremini tuvastatavad. Praktiline reegel on lihtne: kahtlase mootori parima tuvastatavuse tagamiseks tuleb seda alati testida tavap\u00e4rase t\u00f6\u00f6koormuse juures.<\/p>\n<h3>Praegune allkiri (MCSA)<\/h3>\n<p>Mootori voolu signatuuri anal\u00fc\u00fcs toob esile samad f\u00fc\u00fcsikalised seadusp\u00e4rasused elektrivaldkonnas. Siin kogunevad k\u00fclgribad \u00fcmber <a href=\"https:\/\/vibromera.eu\/et\/glossary\/electrical-frequency\/\">v\u00f5rgusagedus<\/a> pigem kui jooksukiirus, ja need ilmnevad sagedusel f<sub>liin<\/sub> \u00b1 2\u00b7s\u00b7f<sub>liin<\/sub>, kus s on suhteline libisemine \u2014 sama \u00b1F<sub>P<\/sub> sama sagedusvahe nagu vibratsioonis, kuna 2\u00b7s\u00b7f<sub>liin<\/sub> = F<sub>P<\/sub>. \u00dclaltoodud 4-pooluselise 60 Hz mootori puhul (s = 50\/1800 \u2248 2.8%) annab see k\u00fclgribad 56.7 Hz ja 63.3 Hz juures. Nende amplituud kasvab katkiste varraste arvu suurenedes ja m\u00f5nel juhul tuvastab MCSA vea varem kui vibratsioon. Sama libisemisega seotud f\u00fc\u00fcsika on aluseks ka sellega seotud <a href=\"https:\/\/vibromera.eu\/et\/glossary\/pole-pass-frequency\/\">poolide vaheline sagedus<\/a> kasutatakse <a href=\"https:\/\/vibromera.eu\/et\/glossary\/electrical-faults\/\">elektriline rike<\/a> diagnoos.<\/p>\n<h2>4. Avastamine, diagnoosimine ja v\u00e4litingimustes m\u00f5\u00f5tmine<\/h2>\n<p>Domineerivast p\u00f6\u00f6rlemissageduse tipust vaid m\u00f5ne hertsi kaugusel olevate k\u00fclgribade eraldamine n\u00f5uab suurt sageduslahutust. Distsiplineeritud protseduur on j\u00e4rgmine:<\/p>\n<ol>\n<li><strong>Arvuta v\u00e4lja eeldatav muster:<\/strong> m\u00e4\u00e4rake s\u00fcnkroonkiirus pooluste arvu ja v\u00f5rgusageduse j\u00e4rgi, m\u00f5\u00f5tke tegelik p\u00f6\u00f6rlemiskiirus ning arvutage libisemis- ja pooluste m\u00f6\u00f6dumissagedused.<\/li>\n<li><strong>Hangi k\u00f5rge eraldusv\u00f5imega spektriandmed:<\/strong> kasutage peenikest <a href=\"https:\/\/vibromera.eu\/et\/glossary\/fft\/\">FFT<\/a> lahutusv\u00f5ime (parem kui umbes 0,2 Hz), nii et tihedalt paiknevad k\u00fclgribad eralduvad selgelt 1\u00d7 joonest. A <a href=\"https:\/\/vibromera.eu\/et\/calculators\/fft-resolution-calculator\/\">FFT resolutsiooni kalkulaator<\/a> aitab teil valida sobiva sagedusvahemiku ja joonte arvu.<\/li>\n<li><strong>K\u00f5rvalribade otsimine:<\/strong> otsige s\u00fcmmeetrilisi tippe sagedustel 1\u00d7 \u00b1 pooluste l\u00e4bimise sagedus ja selle kordsetel.<\/li>\n<li><strong>Koormustest:<\/strong> andmete kogumine, kui mootoril on tavaline koormus.<\/li>\n<li><strong>Kinnita muster:<\/strong> Enne diagnoosi panemist veenduge, et k\u00fclgribad on s\u00fcmmeetrilised ja \u00f5igesti paigutatud.<\/li>\n<\/ol>\n<p>Selline k\u00f5rge eraldusv\u00f5imega spektri salvestamine on just see \u00fclesanne, milleks on m\u00f5eldud kaasaskantav kahekanaliline seade, nagu n\u00e4iteks <a href=\"https:\/\/vibromera.eu\/et\/toode\/balanset-1\/\">Balanset-1A<\/a> ongi see, mille jaoks seade on loodud. T\u00f6\u00f6tades mootori enda laagrites t\u00f6\u00f6kiirusel, salvestab see p\u00f6\u00f6rlemissageduse joone ja selle pooluste m\u00f6\u00f6dumissageduse k\u00fclgribad otse t\u00f6\u00f6taval masinal, nii et saate katkise varda diagnoosi kohapeal ilma lahtiv\u00f5tmiseta kinnitada ja seej\u00e4rel selle raskusastet aja jooksul j\u00e4lgida.<\/p>\n<h3>Raskusastme hindamine<\/h3>\n<p>Laialt kasutatava praktilise reegli kohaselt m\u00e4\u00e4ratakse t\u00f5sidus k\u00f5rvalribade k\u00f5rguse j\u00e4rgi v\u00f5rreldes 1\u00d7 tippv\u00e4\u00e4rtusega:<\/p>\n<ul>\n<li><strong>K\u00f5rvalriba alla 40% 1\u00d7-st:<\/strong> v\u00f5imalik, et \u00fcks varras on pragunenud v\u00f5i murdunud \u2013 j\u00e4lgige olukorda edasi.<\/li>\n<li><strong>40\u201360% of 1\u00d7:<\/strong> kinnitatud purunenud varras (v\u00f5i vardad) \u2013 planeerige asendamine.<\/li>\n<li><strong>\u00dcle 60% 1\u00d7:<\/strong> Mitmed purunenud ribid \u2013 vajavad kiiresti asendamist.<\/li>\n<li><strong>K\u00f5rvalribad, mis on k\u00f5rgemad kui 1\u00d7 tipp:<\/strong> raske seisund, mis n\u00f5uab viivitamatut tegutsemist.<\/li>\n<\/ul>\n<h2>5. Tagaj\u00e4rjed ja haiguse kulg<\/h2>\n<p>Kui seda ei parandata, j\u00e4\u00e4b \u00fcksik defekt harva \u00fcheks. Kahjustus areneb l\u00e4bi \u00e4ratuntavate etappide:<\/p>\n<ul>\n<li><strong>Esmane eba\u00f5nnestumine (\u00fcks riba):<\/strong> kerge p\u00f6\u00f6rdemomendi k\u00f5ikumine, v\u00e4ikesed tekkivad k\u00f5rvalribalained ja minimaalne j\u00f5udluse langus. Mootor v\u00f5ib selles seisundis t\u00f6\u00f6tada mitu kuud.<\/li>\n<li><strong>J\u00e4rkj\u00e4rgulised rikked (mitu riba):<\/strong> vool, mis oleks pidanud voolama l\u00e4bi purunenud varda, suunatakse naabervardadesse, p\u00f5hjustades nende \u00fclekuumenemist; seej\u00e4rel purunevad ka need vardad termilise koormuse t\u00f5ttu. P\u00f6\u00f6rdemomendi k\u00f5ikumised ja vibratsioon suurenevad ning masina seisund v\u00f5ib m\u00f5ne n\u00e4dala jooksul halveneda \u00fchest purunenud vardast mitme purunenud vardani.<\/li>\n<li><strong>Raske seisund:<\/strong> Mitme k\u00f5rvuti asuva murdunud varba tagaj\u00e4rjeks on tugev p\u00f6\u00f6rdemomendi k\u00f5ikumine, tugev vibratsioon ja m\u00fcra ning rootori \u00fclekuumenemine. L\u00f5pptulemuseks on rootori t\u00e4ielik rike, millega kaasneb t\u00f5sine oht tekitada kaudset kahju. <a href=\"https:\/\/vibromera.eu\/et\/glossary\/stator-defects\/\">staator<\/a> \u00fclem\u00e4\u00e4raste ringvoolude p\u00f5hjustatud kahjustused.<\/li>\n<\/ul>\n<h2>6. Parandusmeetmed ja ennetamine<\/h2>\n<p>Kui defekt on kinnitust leidnud, tuleb seda teadlikult k\u00e4sitleda, mitte oodata, kuni s\u00fcsteem rikkeid hakkab andma:<\/p>\n<ul>\n<li><strong>Tuvastamisel:<\/strong> l\u00fchendada kontrolliintervalli (kuuselt n\u00e4dalasele), kinnitada diagnoos MCSA abil, planeerida mootori v\u00f5i rootori vahetus, varuda varuosad kriitiliste \u00fclesannete jaoks ning selgitada v\u00e4lja, miks ribid \u00fcldse purunesid.<\/li>\n<li><strong>Parandamise v\u00f5imalused:<\/strong> Suurtel masinatel on k\u00f5ige usaldusv\u00e4\u00e4rsem lahendus rootori vahetamine; v\u00e4ikeste masinate puhul on tihti k\u00f5ige \u00f6konoomsem lahendus mootori t\u00e4ielik vahetamine; spetsialiseerunud t\u00f6\u00f6kojad suudavad alumiiniumrootoreid \u00fcmber valada; ning \u00fche purunenud varraste korral v\u00f5ib masina t\u00f6\u00f6d piiratud ulatuses j\u00e4tkata, kui seda hoolikalt j\u00e4lgida.<\/li>\n<li><strong>Ennetamine:<\/strong> v\u00e4hendage sagedasi k\u00e4ivitamisi pehmestarterite v\u00f5i sagedusmuundurite abil, v\u00e4ltige \u00fchefaasilist t\u00f6\u00f6d, tagage piisav ventilatsioon ja jahutus, valige mootorid, mis on m\u00f5eldud tegelikule t\u00f6\u00f6ts\u00fcklile, ning kasutage varajast avastamist, et reageerida enne, kui rike laieneb.<\/li>\n<\/ul>\n<p>Rootorivarraste defektid on \u00fched diagnostiliselt k\u00f5ige iseloomulikumad mootorivead: nende iseloomulikud pooluste m\u00f6\u00f6dumissageduse k\u00fclgribad v\u00f5imaldavad neid usaldusv\u00e4\u00e4rselt tuvastada nii <a href=\"https:\/\/vibromera.eu\/et\/glossary\/vibration-diagnostics\/\">vibratsioonidiagnostika<\/a> ja jooksva anal\u00fc\u00fcsi abil. Nende varajane avastamine muudab potentsiaalse katastroofilise rootori rikke ja pikaajalise planeerimata seisaku planeeritud ja hallatavaks remondiks.<\/p>\n<hr>\n<p><a href=\"https:\/\/vibromera.eu\/et\/glossary\/\">\u2190 Tagasi p\u00f5hiindeksi juurde<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>Siit saate teada oravpuuriga mootorite rootorivarda defektidest, sh katkised vardad ja pragunenud otsar\u00f5ngad, mida saab tuvastada libisemissageduse k\u00fclgribade abil vibratsiooni ja voolu anal\u00fc\u00fcsis.<\/p>","protected":false},"featured_media":0,"template":"","meta":{"ai_generated_summary":"","footnotes":""},"categories":[109,111],"tags":[],"class_list":["post-215","glossary","type-glossary","status-publish","hentry","category-glossary","category-rotor-balancing"],"_links":{"self":[{"href":"https:\/\/vibromera.eu\/et\/wp-json\/wp\/v2\/glossary\/215","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vibromera.eu\/et\/wp-json\/wp\/v2\/glossary"}],"about":[{"href":"https:\/\/vibromera.eu\/et\/wp-json\/wp\/v2\/types\/glossary"}],"version-history":[{"count":2,"href":"https:\/\/vibromera.eu\/et\/wp-json\/wp\/v2\/glossary\/215\/revisions"}],"predecessor-version":[{"id":102163,"href":"https:\/\/vibromera.eu\/et\/wp-json\/wp\/v2\/glossary\/215\/revisions\/102163"}],"wp:attachment":[{"href":"https:\/\/vibromera.eu\/et\/wp-json\/wp\/v2\/media?parent=215"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vibromera.eu\/et\/wp-json\/wp\/v2\/categories?post=215"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vibromera.eu\/et\/wp-json\/wp\/v2\/tags?post=215"}],"curies":[{"name":"t\u00f6\u00f6leht","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}