{"id":92,"date":"2025-10-31T00:25:51","date_gmt":"2025-10-31T00:25:51","guid":{"rendered":"https:\/\/vibromera.eu\/glossary\/critical-speed\/"},"modified":"2026-05-23T22:47:50","modified_gmt":"2026-05-23T22:47:50","slug":"critical-speed","status":"publish","type":"glossary","link":"https:\/\/vibromera.eu\/hu\/glossary\/critical-speed\/","title":{"rendered":"Mi a kritikus sebess\u00e9g a rotordinamik\u00e1ban?"},"content":{"rendered":"<h1>A rotordinamika kritikus sebess\u00e9g\u00e9nek magyar\u00e1zata<\/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\/hu\/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\/hu\/product\/balanset-1\/\" title=\"Hordozhat\u00f3 kiegyens\u00falyoz\u00f3 \u00e9s rezg\u00e9selemz\u0151 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 teljes k\u00e9szlet\u0171 hordozhat\u00f3 kiegyens\u00falyoz\u00f3 \u00e9s rezg\u00e9selemz\u0151 k\u00e9sz\u00fcl\u00e9k\" 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\/hu\/product-category\/devices\/\" rel=\"tag\">Eszk\u00f6z\u00f6k<\/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\/hu\/product\/balanset-1\/\" title=\"Hordozhat\u00f3 kiegyens\u00falyoz\u00f3 \u00e9s rezg\u00e9selemz\u0151 Balanset-1A\">Hordozhat\u00f3 kiegyens\u00falyoz\u00f3 \u00e9s rezg\u00e9selemz\u0151 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> + \u00c1FA (ha alkalmazand\u00f3)<\/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=\"\/hu\/wp-json\/wp\/v2\/glossary\/92?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=\"Kos\u00e1rba teszem\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Kos\u00e1rba teszem\" 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=\"\/hu\/wp-json\/wp\/v2\/glossary\/92?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=\"Kos\u00e1rba: \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=\"\">Kos\u00e1rba teszem<\/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\/hu\/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\/hu\/product\/vibration-sensor\/\" title=\"Rezg\u00e9s\u00e9rz\u00e9kel\u0151\">\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 rezg\u00e9s\u00e9rz\u00e9kel\u0151 k\u00f6zelr\u0151l\" 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\/hu\/product-category\/parts\/\" rel=\"tag\">Alkatr\u00e9szek<\/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\/hu\/product\/vibration-sensor\/\" title=\"Rezg\u00e9s\u00e9rz\u00e9kel\u0151\">Rezg\u00e9s\u00e9rz\u00e9kel\u0151<\/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> + \u00c1FA (ha alkalmazand\u00f3)<\/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=\"\/hu\/wp-json\/wp\/v2\/glossary\/92?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=\"Kos\u00e1rba teszem\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Kos\u00e1rba teszem\" 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=\"\/hu\/wp-json\/wp\/v2\/glossary\/92?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=\"Kos\u00e1rba: \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=\"\">Kos\u00e1rba teszem<\/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\/hu\/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\/hu\/product\/optical-sensor-for-balanset-and-arbalance\/\" title=\"Optikai \u00e9rz\u00e9kel\u0151 (l\u00e9zeres fordulatsz\u00e1mm\u00e9r\u0151)\">\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=\"Optikai \u00e9rz\u00e9kel\u0151 (l\u00e9zeres fordulatsz\u00e1mm\u00e9r\u0151)\" 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\/hu\/product-category\/parts\/\" rel=\"tag\">Alkatr\u00e9szek<\/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\/hu\/product\/optical-sensor-for-balanset-and-arbalance\/\" title=\"Optikai \u00e9rz\u00e9kel\u0151 (l\u00e9zeres fordulatsz\u00e1mm\u00e9r\u0151)\">Optikai \u00e9rz\u00e9kel\u0151 (l\u00e9zeres fordulatsz\u00e1mm\u00e9r\u0151)<\/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> + \u00c1FA (ha alkalmazand\u00f3)<\/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=\"\/hu\/wp-json\/wp\/v2\/glossary\/92?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=\"Kos\u00e1rba teszem\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Kos\u00e1rba teszem\" 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=\"\/hu\/wp-json\/wp\/v2\/glossary\/92?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=\"Kos\u00e1rba: \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=\"\">Kos\u00e1rba teszem<\/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\/hu\/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\/hu\/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 rotor kiegyens\u00falyoz\u00f3 k\u00e9szlet: hordt\u00e1ska, t\u00f6bbcsatorn\u00e1s jel\u00e1talak\u00edt\u00f3, k\u00e9zi analiz\u00e1tor, m\u00e1gneses talp, rezg\u00e9s\u00e9rz\u00e9kel\u0151k \u00e9s tekercselt k\u00e1belek.\" 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\/hu\/product-category\/devices\/\" rel=\"tag\">Eszk\u00f6z\u00f6k<\/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\/hu\/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> + \u00c1FA (ha alkalmazand\u00f3)<\/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=\"\/hu\/wp-json\/wp\/v2\/glossary\/92?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=\"Kos\u00e1rba teszem\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Kos\u00e1rba teszem\" 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=\"\/hu\/wp-json\/wp\/v2\/glossary\/92?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=\"Kos\u00e1rba: \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=\"\">Kos\u00e1rba teszem<\/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\/hu\/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\/hu\/product\/magnet-stand\/\" title=\"M\u00e1gneses \u00e1llv\u00e1ny 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=\"M\u00e1gneses alap.\" 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\/hu\/product-category\/parts\/\" rel=\"tag\">Alkatr\u00e9szek<\/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\/hu\/product\/magnet-stand\/\" title=\"M\u00e1gneses \u00e1llv\u00e1ny Insize-60-kgf\">M\u00e1gneses \u00e1llv\u00e1ny 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> + \u00c1FA (ha alkalmazand\u00f3)<\/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=\"\/hu\/wp-json\/wp\/v2\/glossary\/92?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=\"Kos\u00e1rba teszem\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Kos\u00e1rba teszem\" 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=\"\/hu\/wp-json\/wp\/v2\/glossary\/92?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=\"Kos\u00e1rba: \u201cMagnetic Stand Insize-60-kgf\u201d\" rel=\"nofollow\" data-success_message=\"\u201cMagnetic Stand Insize-60-kgf\u201d has been added to your cart\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Kos\u00e1rba teszem<\/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\/hu\/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\/hu\/product\/reflective-tape\/\" title=\"F\u00e9nyvisszaver\u0151 szalag\">\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=\"F\u00e9nyvisszaver\u0151 szalag\" 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\/hu\/product-category\/parts\/\" rel=\"tag\">Alkatr\u00e9szek<\/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\/hu\/product\/reflective-tape\/\" title=\"F\u00e9nyvisszaver\u0151 szalag\">F\u00e9nyvisszaver\u0151 szalag<\/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> + \u00c1FA (ha alkalmazand\u00f3)<\/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=\"\/hu\/wp-json\/wp\/v2\/glossary\/92?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=\"Kos\u00e1rba teszem\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Kos\u00e1rba teszem\" 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=\"\/hu\/wp-json\/wp\/v2\/glossary\/92?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=\"Kos\u00e1rba: \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=\"\">Kos\u00e1rba teszem<\/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\/hu\/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\/hu\/product\/dynamic-balancer-balanset-1a\/\" title=\"Dinamikus kiegyens\u00falyoz\u00f3 &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 k\u00e9szlet tartalma interf\u00e9sz egys\u00e9ggel, \u00e9rz\u00e9kel\u0151kkel, tachom\u00e9terrel \u00e9s tartoz\u00e9kokkal\" 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\/hu\/product-category\/devices\/\" rel=\"tag\">Eszk\u00f6z\u00f6k<\/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\/hu\/product\/dynamic-balancer-balanset-1a\/\" title=\"Dinamikus kiegyens\u00falyoz\u00f3 &quot;Balanset-1A&quot; OEM\">Dinamikus kiegyens\u00falyoz\u00f3 \"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> + \u00c1FA (ha alkalmazand\u00f3)<\/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=\"\/hu\/wp-json\/wp\/v2\/glossary\/92?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=\"Kos\u00e1rba teszem\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Kos\u00e1rba teszem\" 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=\"\/hu\/wp-json\/wp\/v2\/glossary\/92?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=\"Kos\u00e1rba: \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=\"\">Kos\u00e1rba teszem<\/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>A <strong>kritikus sebess\u00e9g<\/strong> az a forg\u00e1si sebess\u00e9g, amelyn\u00e9l a rotor m\u0171k\u00f6d\u00e9si frekvenci\u00e1ja egybeesik az egyik <a href=\"https:\/\/vibromera.eu\/hu\/glossary\/natural-frequency\/\">saj\u00e1tfrekvenci\u00e1k<\/a> rezg\u00e9s. Amikor egy g\u00e9p a kritikus fordulatsz\u00e1mon vagy annak k\u00f6zel\u00e9ben m\u0171k\u00f6dik, <a href=\"https:\/\/vibromera.eu\/hu\/glossary\/resonance\/\">rezonancia<\/a> hat\u00e1sba l\u00e9p, \u00e9s m\u00e9g a legkisebb mennyis\u00e9g\u0171 <a href=\"https:\/\/vibromera.eu\/hu\/glossary\/residual-unbalance\/\">marad\u00e9k kiegyens\u00falyozatlans\u00e1g<\/a> nagyra er\u0151s\u00f6dik, \u00e9s potenci\u00e1lisan vesz\u00e9lyess\u00e9 v\u00e1lik <a href=\"https:\/\/vibromera.eu\/hu\/glossary\/vibration\/\">rezg\u00e9s<\/a>. Mivel minden rotornak t\u00f6bb saj\u00e1tfrekvenci\u00e1ja van \u2013 egy-egy minden rezg\u00e9si m\u00f3dhoz, p\u00e9ld\u00e1ul az els\u0151 hajl\u00edt\u00e1si m\u00f3dhoz, a m\u00e1sodik hajl\u00edt\u00e1si m\u00f3dhoz \u00e9s \u00edgy tov\u00e1bb \u2013, ez\u00e9rt t\u00f6bb kritikus fordulatsz\u00e1mmal is rendelkezik. Ezen fordulatsz\u00e1mok el\u0151rejelz\u00e9se, elker\u00fcl\u00e9se \u00e9s biztons\u00e1gos \u00e1thidal\u00e1sa a <a href=\"https:\/\/vibromera.eu\/hu\/glossary\/rotor-dynamics\/\">rotordinamika<\/a>.<\/p>\n<h2>1. Fogalommeghat\u00e1roz\u00e1s: Mi az a kritikus sebess\u00e9g?<\/h2>\n<p>A forg\u00f3 rotor l\u00e9nyeg\u00e9ben egy t\u00f6meg- \u00e9s merevs\u00e9grendszer, \u00e9s mint minden ilyen rendszernek, neki is vannak olyan saj\u00e1tfrekvenci\u00e1i, amelyeken legsz\u00edvesebben rezeg. A forg\u00e1si sebess\u00e9g a kiegyens\u00falyozatlans\u00e1gb\u00f3l sz\u00e1rmaz\u00f3, fordulatonk\u00e9nt egyszeri k\u00e9nyszer\u00edt\u0151 hat\u00e1st biztos\u00edt. Amikor a forg\u00e1si sebess\u00e9g megegyezik a saj\u00e1tfrekvenci\u00e1val, ez a k\u00e9nyszer\u00edt\u0151 hat\u00e1s t\u00f6k\u00e9letesen egybeesik a rotor saj\u00e1t rezg\u00e9s\u00e9vel, az energia ciklusr\u00f3l ciklusra felhalmoz\u00f3dik, \u00e9s az amplit\u00fad\u00f3 dr\u00e1maian megn\u0151. Ez az egybees\u00e9si pont a kritikus sebess\u00e9g.<\/p>\n<p>A rotor alakja, amikor kritikus fordulatsz\u00e1mon forog, az <a href=\"https:\/\/vibromera.eu\/hu\/glossary\/mode-shape\/\">m\u00f3dusalak<\/a>, \u00e9s az \u00edgy kialakul\u00f3 oldalir\u00e1ny\u00fa forg\u00f3mozg\u00e1s az a viselked\u00e9scsoport, amelyet a <a href=\"https:\/\/vibromera.eu\/hu\/glossary\/whirl\/\">\u00f6rv\u00e9ny \u00e9s habver\u0151<\/a>. Fontos kiemelni, hogy a kritikus sebess\u00e9g nem a kiegyens\u00falyozatlans\u00e1g tulajdons\u00e1ga \u2013 a kiegyens\u00falyozatlans\u00e1g csup\u00e1n <em>excites<\/em> . A forg\u00e1si sebess\u00e9get a rotor t\u00f6mege, geometri\u00e1ja, valamint a tengely \u00e9s a tart\u00f3elemek merevs\u00e9ge hat\u00e1rozza meg.<\/p>\n<h2>2. Mi\u00e9rt olyan fontos a kritikus sebess\u00e9g?<\/h2>\n<p>Ha egy g\u00e9pet kritikus fordulatsz\u00e1mon \u00fczemeltet\u00fcnk, m\u00e9g ha csak r\u00f6vid ideig is, az katasztrof\u00e1lis k\u00f6vetkezm\u00e9nyekkel j\u00e1rhat. A k\u00f6vetkezm\u00e9nyek k\u00f6z\u00f6tt szerepelnek:<\/p>\n<ul>\n<li><strong>T\u00falzott vibr\u00e1ci\u00f3:<\/strong> az amplit\u00fad\u00f3k 10-szeres\u00e9re, 20-szoros\u00e1ra vagy m\u00e9g enn\u00e9l is nagyobb m\u00e9rt\u00e9kben n\u00f6vekedhetnek, att\u00f3l f\u00fcgg\u0151en, hogy mennyire <a href=\"https:\/\/vibromera.eu\/hu\/glossary\/damping\/\">csillap\u00edt\u00e1s<\/a> a rendszernek van.<\/li>\n<li><strong>Alkatr\u00e9sz meghib\u00e1sod\u00e1sa:<\/strong> a magas rezg\u00e9s \u00e9s a tengely elhajl\u00e1sa csap\u00e1gymeghib\u00e1sod\u00e1st, t\u00f6m\u00edt\u00e9sk\u00e1rosod\u00e1st \u00e9s <a href=\"https:\/\/vibromera.eu\/hu\/glossary\/rotor-rub\/\">rubs<\/a> a forg\u00f3 \u00e9s a r\u00f6gz\u00edtett alkatr\u00e9szek k\u00f6z\u00f6tt.<\/li>\n<li><strong>A tengely katasztrof\u00e1lis meghib\u00e1sod\u00e1sa:<\/strong> S\u00falyos esetekben a v\u00e1ltakoz\u00f3 hajl\u00edt\u00f3er\u0151 meghaladja az anyag f\u00e1rad\u00e1si hat\u00e1r\u00e9rt\u00e9k\u00e9t, ami a tengely reped\u00e9s\u00e9hez vagy t\u00f6r\u00e9s\u00e9hez vezet.<\/li>\n<li><strong>Biztons\u00e1gi vesz\u00e9lyek:<\/strong> A nagy sebess\u00e9g\u0171 meghib\u00e1sod\u00e1s vesz\u00e9lyezteti a szem\u00e9lyzetet \u00e9s a k\u00f6zelben l\u00e9v\u0151 berendez\u00e9seket.<\/li>\n<\/ul>\n<p>Mindezek miatt a g\u00e9peket sz\u00e1nd\u00e9kosan \u00fagy tervezik, hogy <strong>elv\u00e1laszt\u00e1si marg\u00f3<\/strong>: a norm\u00e1l folyamatos \u00fczemi fordulatsz\u00e1mot minden kritikus fordulatsz\u00e1mt\u00f3l biztons\u00e1gos t\u00e1vols\u00e1gra tartj\u00e1k.<\/p>\n<h2>3. Merev \u00e9s rugalmas rotorok<\/h2>\n<p>A kritikus sebess\u00e9g az a fogalom, amely a rotorokat k\u00e9t csoportba sorolja:<\/p>\n<ul>\n<li><strong><a href=\"https:\/\/vibromera.eu\/hu\/glossary\/rigid-rotor\/\">Rigid rotor<\/a>:<\/strong> operates <em>alatta<\/em> els\u0151 kritikus sebess\u00e9g\u00e9t. A tengelye \u00fczem k\u00f6zben nem hajlik meg \u00e9szrevehet\u0151en \u2013 jellemz\u0151en a lassabb, z\u00f6m\u00f6kebb g\u00e9pekn\u00e9l, amelyek kiegyens\u00falyozva vannak <a href=\"https:\/\/vibromera.eu\/hu\/glossary\/iso-21940-11\/\">ISO 21940-11<\/a> tolerances.<\/li>\n<li><strong><a href=\"https:\/\/vibromera.eu\/hu\/glossary\/flexible-rotor\/\">Flexible rotor<\/a>:<\/strong> \u00fagy lett kialak\u00edtva, hogy fusson <em>above<\/em> els\u0151 (\u00e9s n\u00e9ha m\u00e1sodik vagy harmadik) kritikus fordulatsz\u00e1m\u00e1t. A tengely meghajlik \u00e9s megg\u00f6rb\u00fcl, amikor az ind\u00edt\u00e1s \u00e9s le\u00e1ll\u00edt\u00e1s sor\u00e1n \u00e1thalad az egyes kritikus fordulatsz\u00e1mokon. A turbin\u00e1kban \u00e9s kompresszorokban tal\u00e1lhat\u00f3 karcs\u00fa, nagy fordulatsz\u00e1m\u00fa rotorok rugalmas rotorok, \u00e9s megk\u00f6vetelik a <a href=\"https:\/\/vibromera.eu\/hu\/glossary\/multi-plane-balancing\/\">t\u00f6bbs\u00edk\u00fa kiegyens\u00falyoz\u00e1s<\/a> a k\u00f6vetkez\u0151 t\u00e9m\u00e1kban bemutatott technik\u00e1k <a href=\"https:\/\/vibromera.eu\/hu\/glossary\/iso-21940-12\/\">ISO 21940-12<\/a>.<\/li>\n<\/ul>\n<h2>4. A kritikus sebess\u00e9gek kezel\u00e9se \u00fczem k\u00f6zben<\/h2>\n<p>Mivel gyakran kivitelezhetetlen olyan nagy sebess\u00e9g\u0171 g\u00e9pet tervezni, amely az els\u0151 kritikus fordulatsz\u00e1m alatt marad, a m\u00e9rn\u00f6k\u00f6k t\u00f6bb strat\u00e9gi\u00e1t kombin\u00e1lnak annak \u00e9rdek\u00e9ben, hogy biztons\u00e1gosan tudj\u00e1k \u00fczemeltetni ezeket a g\u00e9peket.<\/p>\n<h3>4.1 Elv\u00e1laszt\u00e1si t\u00e1vols\u00e1g<\/h3>\n<p>A legalapvet\u0151bb szab\u00e1ly, hogy a folyamatos \u00fczemi fordulatsz\u00e1mot t\u00e1vol kell tartani a kritikus fordulatsz\u00e1mt\u00f3l, \u00e1ltal\u00e1ban \u00b120\u201330%-os biztons\u00e1gi tartal\u00e9kkal. Ha a kritikus fordulatsz\u00e1m 3000 fordulat\/perc, akkor a g\u00e9pet nem szabad folyamatosan 2400 \u00e9s 3600 fordulat\/perc k\u00f6z\u00f6tti tartom\u00e1nyban \u00fczemeltetni.<\/p>\n<h3>4.2 Gyors gyorsul\u00e1s \u00e9s lassul\u00e1s<\/h3>\n<p>Azokat a rugalmas rotorokat, amelyeknek \u00e1t kell l\u00e9pni\u00fck a kritikus fordulatsz\u00e1mot, gyorsan fel kell p\u00f6rgetni \u00e9s le kell \u00e1ll\u00edtani a vesz\u00e9lyes tartom\u00e1nyban. Ha a kritikus fordulatsz\u00e1mon maradnak, az amplit\u00fad\u00f3 vesz\u00e9lyes szintre emelkedhet; a gyors \u00e1thalad\u00e1s viszont nem hagy id\u0151t a rezonancia kialakul\u00e1s\u00e1ra.<\/p>\n<h3>4.3 Damping<\/h3>\n<p>A csillap\u00edt\u00e1s eloszlatja a rezg\u00e9si energi\u00e1t, \u00e9s ez korl\u00e1tozza a cs\u00facsamplit\u00fad\u00f3t rezonancia eset\u00e9n. Csap\u00e1gyak \u2013 k\u00fcl\u00f6n\u00f6sen a folyad\u00e9kr\u00e9teges <a href=\"https:\/\/vibromera.eu\/hu\/glossary\/journal-bearing\/\">sikl\u00f3csap\u00e1gyak<\/a> \u2014 jelentik a csillap\u00edt\u00e1s f\u0151 forr\u00e1s\u00e1t; a szor\u00edt\u00f3r\u00e9teg-csillap\u00edt\u00f3k pedig sz\u00fcks\u00e9g szerint kieg\u00e9sz\u00edtik a csillap\u00edt\u00e1st. A csap\u00e1gykialak\u00edt\u00e1s optimaliz\u00e1l\u00e1s\u00e1val a kritikus fordulatsz\u00e1m cs\u00facsa biztons\u00e1gos, kezelhet\u0151 szinten tarthat\u00f3.<\/p>\n<h3>4.4 Prec\u00edzi\u00f3s kiegyens\u00falyoz\u00e1s<\/h3>\n<p>Mivel a kritikus fordulatsz\u00e1mon jelentkez\u0151 rezg\u00e9s a kiegyens\u00falyozatlans\u00e1gra adott feler\u0151s\u00edtett v\u00e1lasz, min\u00e9l jobban kiegyens\u00falyozott a rotor, ann\u00e1l kisebb a k\u00e9nyszerf\u00fcggv\u00e9nye, \u00e9s ann\u00e1l alacsonyabb a cs\u00facs\u00e9rt\u00e9ke, amikor a rezonancia tartom\u00e1nyon halad \u00e1t. Rugalmas rotorok eset\u00e9ben a mod\u00e1lis \u00e9s a t\u00f6bbs\u00edk\u00fa m\u00f3dszerek egym\u00e1s ut\u00e1n vizsg\u00e1lj\u00e1k az egyes m\u00f3dokat.<\/p>\n<h2>5. A kritikus sebess\u00e9gek meghat\u00e1roz\u00e1sa<\/h2>\n<p>A kritikus sebess\u00e9geket mind elm\u00e9letben, mind a tesztp\u00e1ly\u00e1n meg lehet \u00e1llap\u00edtani:<\/p>\n<ul>\n<li><strong>Rotor dinamikai elemz\u00e9s (RDA):<\/strong> A tervez\u00e9si f\u00e1zisban elk\u00e9sz\u00edtett v\u00e9geselemes modellek a f\u00e9m megmunk\u00e1l\u00e1sa el\u0151tt el\u0151re jelzik a kritikus fordulatsz\u00e1mokat \u00e9s a rezg\u00e9sform\u00e1kat. A mi <a href=\"https:\/\/vibromera.eu\/hu\/calculators\/rotor-critical-speed\/\">Rotor kritikus sebess\u00e9g kalkul\u00e1tor<\/a> gyors els\u0151 becsl\u00e9st ad a tengely legalacsonyabb kritikus fordulatsz\u00e1m\u00e1r\u00f3l a geometri\u00e1ja \u00e9s a r\u00f6gz\u00edt\u00e9si pontjai alapj\u00e1n.<\/li>\n<li><strong>Felfut\u00e1si \u00e9s lefut\u00e1si tesztek:<\/strong> a leggyakrabban alkalmazott k\u00eds\u00e9rleti m\u00f3dszer, amelynek sor\u00e1n a sebess\u00e9g f\u00fcggv\u00e9ny\u00e9ben \u00e1br\u00e1zolj\u00e1k az amplit\u00fad\u00f3t \u00e9s a f\u00e1zist <a href=\"https:\/\/vibromera.eu\/hu\/glossary\/run-up-analysis\/\">Felgyorsul\u00e1s<\/a> vagy <a href=\"https:\/\/vibromera.eu\/hu\/glossary\/coastdown-analysis\/\">Kifut\u00e1s<\/a>. A kritikus sebess\u00e9g egy j\u00f3l elk\u00fcl\u00f6n\u00edthet\u0151 amplit\u00fad\u00facs\u00facs form\u00e1j\u00e1ban jelentkezik, amelyet a jellegzetes 180\u00b0-os <a href=\"https:\/\/vibromera.eu\/hu\/glossary\/phase\/\">f\u00e1zis<\/a> v\u00e1lt\u00e1s, megjelen\u00edtve egy <a href=\"https:\/\/vibromera.eu\/hu\/glossary\/bode-plot\/\">Bode-diagram<\/a> vagy <a href=\"https:\/\/vibromera.eu\/hu\/glossary\/waterfall-plot\/\">v\u00edzes\u00e9s diagram<\/a>.<\/li>\n<li><strong>\u00dct\u00e9svizsg\u00e1lat:<\/strong> Ha egy m\u00e9r\u0151m\u0171szerekkel felszerelt kalap\u00e1ccsal meg\u00fctj\u00fck az \u00e1ll\u00f3 rotort, az gerjeszti annak saj\u00e1t rezg\u00e9si frekvenci\u00e1it, amelyek a kritikus fordulatsz\u00e1moknak felelnek meg \u2013 l\u00e1sd <a href=\"https:\/\/vibromera.eu\/hu\/glossary\/bump-test\/\">bump teszt<\/a>.<\/li>\n<\/ul>\n<p>A k\u00fcl\u00f6nb\u00f6z\u0151 fordulatsz\u00e1m-tartom\u00e1nyban m\u0171k\u00f6d\u0151 g\u00e9pek eset\u00e9ben a gerjeszt\u00e9si rendek \u00e9s a saj\u00e1tfrekvenci\u00e1k k\u00f6z\u00f6tti \u00f6sszef\u00fcgg\u00e9s legjobban egy <a href=\"https:\/\/vibromera.eu\/hu\/glossary\/campbell-diagram\/\">Campbell-diagram<\/a>; a <a href=\"https:\/\/vibromera.eu\/hu\/calculators\/campbell-diagram-calculator\/\">Campbell-diagram kalkul\u00e1tor<\/a>.<\/p>\n<h2>6. A biztons\u00e1gi tartal\u00e9k meger\u0151s\u00edt\u00e9se terepi k\u00f6r\u00fclm\u00e9nyek k\u00f6z\u00f6tt<\/h2>\n<p>A kritikus fordulatsz\u00e1m el\u0151rejelz\u00e9se csak a feladat fele; a m\u00e1sik fele annak ellen\u0151rz\u00e9se, hogy a val\u00f3di g\u00e9p a v\u00e1rakoz\u00e1soknak megfelel\u0151en viselkedik-e. Egy hordozhat\u00f3, k\u00e9tcsatorn\u00e1s analiz\u00e1tor, mint p\u00e9ld\u00e1ul a <a href=\"https:\/\/vibromera.eu\/hu\/termek\/balanset-1\/\">Balanset-1A<\/a> A m\u0171szer a felp\u00f6rget\u00e9s vagy a lefut\u00e1s sor\u00e1n r\u00f6gz\u00edti az 1\u00d7-es amplit\u00fad\u00f3t \u00e9s f\u00e1zist a fordulatsz\u00e1m f\u00fcggv\u00e9ny\u00e9ben, \u00edgy a kritikus fordulatsz\u00e1m pontos helye \u00e9s a rezonancia-cs\u00facs magass\u00e1ga k\u00f6zvetlen\u00fcl leolvashat\u00f3 a g\u00f6rb\u00e9b\u0151l. Ha az adatok azt mutatj\u00e1k, hogy a g\u00e9p t\u00fal k\u00f6zel van a kritikus fordulatsz\u00e1mhoz, ugyanaz a m\u0171szer t\u00e1mogatja a helysz\u00edni kiegyens\u00falyoz\u00e1st is, amely cs\u00f6kkenti a k\u00e9nyszerer\u0151t \u00e9s tomp\u00edtja a cs\u00facsot \u2013 \u00edgy ellen\u0151rizni lehet a csap\u00e1gyak szepar\u00e1ci\u00f3s tartal\u00e9k\u00e1t, amelyekben a rotor t\u00e9nylegesen fog m\u0171k\u00f6dni.<\/p>\n<hr>\n<p><a href=\"https:\/\/vibromera.eu\/hu\/glossary\/\">\u2190 Vissza a f\u0151 tartalomjegyz\u00e9khez<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>Ismerje meg a kritikus sebess\u00e9get, azt a forg\u00e1si sebess\u00e9get, amelyn\u00e9l a rotor rezonancia miatt dinamikusan instabill\u00e1 v\u00e1lik. Ismerje meg az okait, hat\u00e1sait \u00e9s azt, hogyan kezeli a g\u00e9ptervez\u00e9s.<\/p>","protected":false},"featured_media":0,"template":"","meta":{"ai_generated_summary":"","footnotes":""},"categories":[109,111],"tags":[],"class_list":["post-92","glossary","type-glossary","status-publish","hentry","category-glossary","category-rotor-balancing"],"_links":{"self":[{"href":"https:\/\/vibromera.eu\/hu\/wp-json\/wp\/v2\/glossary\/92","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vibromera.eu\/hu\/wp-json\/wp\/v2\/glossary"}],"about":[{"href":"https:\/\/vibromera.eu\/hu\/wp-json\/wp\/v2\/types\/glossary"}],"version-history":[{"count":1,"href":"https:\/\/vibromera.eu\/hu\/wp-json\/wp\/v2\/glossary\/92\/revisions"}],"predecessor-version":[{"id":101380,"href":"https:\/\/vibromera.eu\/hu\/wp-json\/wp\/v2\/glossary\/92\/revisions\/101380"}],"wp:attachment":[{"href":"https:\/\/vibromera.eu\/hu\/wp-json\/wp\/v2\/media?parent=92"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vibromera.eu\/hu\/wp-json\/wp\/v2\/categories?post=92"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vibromera.eu\/hu\/wp-json\/wp\/v2\/tags?post=92"}],"curies":[{"name":"munkaf\u00fczet","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}