{"id":20606,"date":"2025-10-31T00:25:51","date_gmt":"2025-10-31T00:25:51","guid":{"rendered":"https:\/\/vibromera.eu\/glossary\/iso-21940-12\/"},"modified":"2026-07-17T20:59:45","modified_gmt":"2026-07-17T20:59:45","slug":"iso-21940-12","status":"publish","type":"glossary","link":"https:\/\/vibromera.eu\/sk\/glossary\/iso-21940-12\/","title":{"rendered":"ISO 21940-12: Postupy a tolerancie pre vyva\u017eovanie flexibiln\u00e9ho rotora"},"content":{"rendered":"<h1>ISO 21940-12: Postupy a tolerancie pre rotory s pru\u017en\u00fdm spr\u00e1van\u00edm<\/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\/sk\/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\/sk\/product\/balanset-1\/\" title=\"Prenosn\u00fd vyva\u017eova\u010d a analyz\u00e1tor vibr\u00e1ci\u00ed 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=\"Kompletn\u00e1 s\u00faprava prenosn\u00e9ho vyva\u017eovacieho zariadenia a analyz\u00e1tora vibr\u00e1ci\u00ed Balanset-1A\" 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\/sk\/product-category\/devices\/\" rel=\"tag\">Zariadenia<\/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\/sk\/product\/balanset-1\/\" title=\"Prenosn\u00fd vyva\u017eova\u010d a analyz\u00e1tor vibr\u00e1ci\u00ed Balanset-1A\">Prenosn\u00fd vyva\u017eova\u010d a analyz\u00e1tor vibr\u00e1ci\u00ed 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> + DPH (ak sa uplat\u0148uje)<\/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=\"\/sk\/wp-json\/wp\/v2\/glossary\/20606?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=\"Prida\u0165 do ko\u0161\u00edka\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Prida\u0165 do ko\u0161\u00edka\" 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=\"\/sk\/wp-json\/wp\/v2\/glossary\/20606?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=\"Prida\u0165 do ko\u0161\u00edka: \u201ePortable balancer &amp; Vibration analyzer Balanset-1A\u201c\" rel=\"nofollow\" data-success_message=\"\u201ePortable balancer &amp; Vibration analyzer Balanset-1A\u201c bol pridan\u00fd do v\u00e1\u0161ho ko\u0161\u00edka\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Prida\u0165 do ko\u0161\u00edka<\/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\/sk\/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\/sk\/product\/vibration-sensor\/\" title=\"Sn\u00edma\u010d vibr\u00e1ci\u00ed\">\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=\"Sn\u00edma\u010d vibr\u00e1ci\u00ed Balanset-1A zbl\u00edzka\" 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\/sk\/product-category\/parts\/\" rel=\"tag\">Diely<\/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\/sk\/product\/vibration-sensor\/\" title=\"Sn\u00edma\u010d vibr\u00e1ci\u00ed\">Sn\u00edma\u010d vibr\u00e1ci\u00ed<\/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> + DPH (ak sa uplat\u0148uje)<\/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=\"\/sk\/wp-json\/wp\/v2\/glossary\/20606?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=\"Prida\u0165 do ko\u0161\u00edka\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Prida\u0165 do ko\u0161\u00edka\" 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=\"\/sk\/wp-json\/wp\/v2\/glossary\/20606?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=\"Prida\u0165 do ko\u0161\u00edka: \u201eVibration sensor\u201c\" rel=\"nofollow\" data-success_message=\"\u201eVibration sensor\u201c bol pridan\u00fd do v\u00e1\u0161ho ko\u0161\u00edka\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Prida\u0165 do ko\u0161\u00edka<\/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\/sk\/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\/sk\/product\/optical-sensor-for-balanset-and-arbalance\/\" title=\"Optick\u00fd senzor (laserov\u00fd tachometer)\">\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=\"Optick\u00fd senzor (laserov\u00fd tachometer)\" 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\/sk\/product-category\/parts\/\" rel=\"tag\">Diely<\/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\/sk\/product\/optical-sensor-for-balanset-and-arbalance\/\" title=\"Optick\u00fd senzor (laserov\u00fd tachometer)\">Optick\u00fd senzor (laserov\u00fd tachometer)<\/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> + DPH (ak sa uplat\u0148uje)<\/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=\"\/sk\/wp-json\/wp\/v2\/glossary\/20606?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=\"Prida\u0165 do ko\u0161\u00edka\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Prida\u0165 do ko\u0161\u00edka\" 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=\"\/sk\/wp-json\/wp\/v2\/glossary\/20606?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=\"Prida\u0165 do ko\u0161\u00edka: \u201eOptical Sensor (Laser Tachometer)\u201c\" rel=\"nofollow\" data-success_message=\"\u201eOptical Sensor (Laser Tachometer)\u201c bol pridan\u00fd do v\u00e1\u0161ho ko\u0161\u00edka\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Prida\u0165 do ko\u0161\u00edka<\/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\/sk\/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\/sk\/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=\"S\u00faprava na vyva\u017eovanie rotora Vibromera: prenosn\u00e9 puzdro, viackan\u00e1lov\u00fd prevodn\u00edk sign\u00e1lu, ru\u010dn\u00fd analyz\u00e1tor, magnetick\u00e1 z\u00e1klad\u0148a, vibra\u010dn\u00e9 senzory a \u0161pir\u00e1lov\u00e9 k\u00e1ble.\" 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\/sk\/product-category\/devices\/\" rel=\"tag\">Zariadenia<\/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\/sk\/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> + DPH (ak sa uplat\u0148uje)<\/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=\"\/sk\/wp-json\/wp\/v2\/glossary\/20606?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=\"Prida\u0165 do ko\u0161\u00edka\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Prida\u0165 do ko\u0161\u00edka\" 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=\"\/sk\/wp-json\/wp\/v2\/glossary\/20606?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=\"Prida\u0165 do ko\u0161\u00edka: \u201eBalanset-4\u201c\" rel=\"nofollow\" data-success_message=\"\u201eBalanset-4\u201c bol pridan\u00fd do v\u00e1\u0161ho ko\u0161\u00edka\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Prida\u0165 do ko\u0161\u00edka<\/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\/sk\/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\/sk\/product\/magnet-stand\/\" title=\"Magnetick\u00fd stojan 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=\"Magnetick\u00e1 z\u00e1klad\u0148a.\" 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\/sk\/product-category\/parts\/\" rel=\"tag\">Diely<\/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\/sk\/product\/magnet-stand\/\" title=\"Magnetick\u00fd stojan Insize-60-kgf\">Magnetick\u00fd stojan 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> + DPH (ak sa uplat\u0148uje)<\/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=\"\/sk\/wp-json\/wp\/v2\/glossary\/20606?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=\"Prida\u0165 do ko\u0161\u00edka\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Prida\u0165 do ko\u0161\u00edka\" 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=\"\/sk\/wp-json\/wp\/v2\/glossary\/20606?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=\"Prida\u0165 do ko\u0161\u00edka: \u201eMagnetic Stand Insize-60-kgf\u201c\" rel=\"nofollow\" data-success_message=\"\u201eMagnetic Stand Insize-60-kgf\u201c bol pridan\u00fd do v\u00e1\u0161ho ko\u0161\u00edka\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Prida\u0165 do ko\u0161\u00edka<\/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\/sk\/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\/sk\/product\/reflective-tape\/\" title=\"Reflexn\u00e1 p\u00e1ska\">\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=\"Reflexn\u00e1 p\u00e1ska\" 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\/sk\/product-category\/parts\/\" rel=\"tag\">Diely<\/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\/sk\/product\/reflective-tape\/\" title=\"Reflexn\u00e1 p\u00e1ska\">Reflexn\u00e1 p\u00e1ska<\/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> + DPH (ak sa uplat\u0148uje)<\/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=\"\/sk\/wp-json\/wp\/v2\/glossary\/20606?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=\"Prida\u0165 do ko\u0161\u00edka\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Prida\u0165 do ko\u0161\u00edka\" 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=\"\/sk\/wp-json\/wp\/v2\/glossary\/20606?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=\"Prida\u0165 do ko\u0161\u00edka: \u201eReflective tape\u201c\" rel=\"nofollow\" data-success_message=\"\u201eReflective tape\u201c bol pridan\u00fd do v\u00e1\u0161ho ko\u0161\u00edka\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Prida\u0165 do ko\u0161\u00edka<\/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\/sk\/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\/sk\/product\/dynamic-balancer-balanset-1a\/\" title=\"Dynamick\u00fd vyva\u017eova\u010d &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=\"Obsah s\u00fapravy Balanset-1A s jednotkou rozhrania, sn\u00edma\u010dmi, tachometrom a pr\u00edslu\u0161enstvom\" 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\/sk\/product-category\/devices\/\" rel=\"tag\">Zariadenia<\/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\/sk\/product\/dynamic-balancer-balanset-1a\/\" title=\"Dynamick\u00fd vyva\u017eova\u010d &quot;Balanset-1A&quot; OEM\">Dynamick\u00fd vyva\u017eova\u010d \"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> + DPH (ak sa uplat\u0148uje)<\/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=\"\/sk\/wp-json\/wp\/v2\/glossary\/20606?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=\"Prida\u0165 do ko\u0161\u00edka\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Prida\u0165 do ko\u0161\u00edka\" 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=\"\/sk\/wp-json\/wp\/v2\/glossary\/20606?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=\"Prida\u0165 do ko\u0161\u00edka: \u201eDynamic balancer \u201cBalanset-1A\u201d OEM\u201c\" rel=\"nofollow\" data-success_message=\"\u201eDynamic balancer \u201cBalanset-1A\u201d OEM\u201c bol pridan\u00fd do v\u00e1\u0161ho ko\u0161\u00edka\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Prida\u0165 do ko\u0161\u00edka<\/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>ISO 21940-12<\/strong> je medzin\u00e1rodn\u00e1 norma, ktor\u00e1 rie\u0161i \u0165a\u017e\u0161\u00ed probl\u00e9m vyv\u00e1\u017eenia <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/flexible-rotor\/\">flexibiln\u00e9 rotory<\/a> \u2014 rotory, ktor\u00fdch tvar a rozlo\u017eenie nevyv\u00e1\u017eenosti sa v\u00fdrazne men\u00ed s r\u00fdchlos\u0165ou, najm\u00e4 ke\u010f sa bl\u00ed\u017eia k ohybu a prech\u00e1dzaj\u00fa n\u00edm. <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/critical-speed\/\">kritick\u00e9 r\u00fdchlosti<\/a>. Jeho \u00fapln\u00fd n\u00e1zov je <em>\u201eMechanick\u00e9 vibr\u00e1cie \u2014 Vyva\u017eovanie rotorov \u2014 \u010cas\u0165 12: Postupy a tolerancie pre rotory s pru\u017en\u00fdm spr\u00e1van\u00edm.\u201c<\/em> Na rozdiel od <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/rigid-rotor\/\">pevn\u00fd rotor<\/a>, ktor\u00fd mo\u017eno raz vyv\u00e1\u017ei\u0165 pri n\u00edzkych ot\u00e1\u010dkach a veri\u0165, \u017ee zostane v rovnov\u00e1he, pru\u017en\u00fd rotor vyv\u00e1\u017een\u00fd v pokoji m\u00f4\u017ee pri prev\u00e1dzkov\u00fdch ot\u00e1\u010dkach prudko vibrova\u0165. T\u00e1to norma poskytuje \u0161pecializovan\u00e9 viacr\u00fdchlostn\u00e9 a viacplo\u0161n\u00e9 postupy, ktor\u00e9 si tieto rotory vy\u017eaduj\u00fa, a je prirodzen\u00fdm doplnkom <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/iso-21940-11\/\">ISO 21940-11<\/a>, ktor\u00fdm sa riadia tuh\u00e9 rotory.<\/p>\n<h2>1. Rozsah p\u00f4sobnosti a klasifik\u00e1cia rotorov<\/h2>\n<p>Norma sa vz\u0165ahuje na ka\u017ed\u00fd rotor, ktor\u00e9ho rozlo\u017eenie nevyv\u00e1\u017eenosti a\/alebo vych\u00fdlen\u00fd tvar sa men\u00ed s r\u00fdchlos\u0165ou. ISO 21940-12 r\u00e1mcuje pr\u00e1cu okolo typick\u00fdch <strong>konfigur\u00e1cie rotora<\/strong> s flexibiln\u00fdm spr\u00e1van\u00edm a vyva\u017eovac\u00edmi postupmi vhodn\u00fdmi pre ka\u017ed\u00fa z nich, a nie so syst\u00e9mom o\u010d\u00edslovan\u00fdch tried. Ni\u017e\u0161ie uveden\u00e1 \u0161iroko citovan\u00e1 sch\u00e9ma piatich kateg\u00f3ri\u00ed v skuto\u010dnosti poch\u00e1dza z u\u017e zru\u0161enej normy ISO 11342:1998 a zost\u00e1va u\u017eito\u010dn\u00fdm vod\u00edtkom pre zlo\u017eitos\u0165 \u00falohy; rotory sa pohybuj\u00fa od takmer tuh\u00fdch a\u017e po ve\u013emi pru\u017en\u00e9:<\/p>\n<ul>\n<li><strong>Trieda 1 - tuh\u00e9 rotory:<\/strong> sa spr\u00e1vaj\u00fa pevne v celom rozsahu r\u00fdchlost\u00ed a postupuje sa pod\u013ea normy ISO 21940-11.<\/li>\n<li><strong>Trieda 2 - kv\u00e1zi tuh\u00e9 rotory:<\/strong> sa d\u00e1 vyv\u00e1\u017ei\u0165 pri n\u00edzkych ot\u00e1\u010dkach, ale m\u00f4\u017ee by\u0165 potrebn\u00e9 <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/trim-balance\/\">vyv\u00e1\u017eenie<\/a> pri prev\u00e1dzkovej r\u00fdchlosti, aby sa odstr\u00e1nili zvy\u0161ky oh\u00fdbania.<\/li>\n<li><strong>Trieda 3 - Rotory vy\u017eaduj\u00face vyv\u00e1\u017eenie pri viacer\u00fdch r\u00fdchlostiach:<\/strong> zvy\u010dajne prech\u00e1dza jednou alebo viacer\u00fdmi kritick\u00fdmi r\u00fdchlos\u0165ami, ktor\u00e9 s\u00fa naj\u010dastej\u0161ie vyv\u00e1\u017een\u00e9 <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/influence-coefficient\/\">koeficient vplyvu<\/a> met\u00f3da.<\/li>\n<li><strong>Trieda 4 a 5 - vysoko flexibiln\u00e9 rotory:<\/strong> ako s\u00fa ve\u013ek\u00e9 hriadele turbogener\u00e1torov, ktor\u00e9 vyvol\u00e1vaj\u00fa viacero m\u00f3dov ohybu a potrebuj\u00fa pokro\u010dil\u00e9 <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/modal-balancing\/\">mod\u00e1lne vyv\u00e1\u017eenie<\/a> na opravu ka\u017ed\u00e9ho re\u017eimu.<\/li>\n<\/ul>\n<p>Zaradenie rotora do spr\u00e1vnej triedy analytikovi vopred nazna\u010duje, ak\u00e1 zlo\u017eit\u00e1 bude \u00faloha a po akom postupe m\u00e1 siahnu\u0165.<\/p>\n<h2>2. Vyva\u017eovacie postupy: Dve z\u00e1kladn\u00e9 met\u00f3dy<\/h2>\n<p>T\u00e1to kapitola je technick\u00fdm jadrom normy. Jej hlavn\u00fdm posolstvom je, \u017ee samotn\u00e9 vyv\u00e1\u017eenie pri n\u00edzkych ot\u00e1\u010dkach je pre pru\u017en\u00fd rotor nedostato\u010dn\u00e9 a mus\u00ed by\u0165 doplnen\u00e9 o pr\u00e1cu pri vysok\u00fdch ot\u00e1\u010dkach, ktor\u00e1 zoh\u013ead\u0148uje ohyb hriade\u013ea. Norma ISO 21940-12 organizuje t\u00fato pr\u00e1cu ako skupinu vyva\u017eovac\u00edch postupov - n\u00edzkor\u00fdchlostn\u00e9 postupy (ozna\u010den\u00e9 ako A a\u017e F, ako napr\u00edklad vyva\u017eovanie v jednej rovine, v dvoch rovin\u00e1ch a vyva\u017eovanie vo f\u00e1zach po\u010das mont\u00e1\u017ee) a vysokor\u00fdchlostn\u00e9 postupy (G a\u017e I, vykon\u00e1van\u00e9 pri jednej alebo viacer\u00fdch zv\u00fd\u0161en\u00fdch r\u00fdchlostiach). Vysokor\u00fdchlostn\u00e9 postupy sa opieraj\u00fa o dve hlavn\u00e9 techniky:<\/p>\n<h3>Met\u00f3da koeficientu vplyvu<\/h3>\n<p>T\u00e1to v\u0161estrann\u00e1, \u0161iroko pou\u017e\u00edvan\u00e1 technika umiest\u0148uje zn\u00e1me <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/trial-weight\/\">sk\u00fa\u0161obn\u00e1 hmotnos\u0165<\/a> v jednej korek\u010dnej rovine naraz a zaznamen\u00e1va v\u00fdsledn\u00fa <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/vibration\/\">vibr\u00e1cie<\/a> reakcia - obidve <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/phase\/\">amplit\u00fada a f\u00e1za<\/a> - vo viacer\u00fdch bodoch merania a pri viacer\u00fdch r\u00fdchlostiach. Opakovan\u00edm tohto postupu pre ka\u017ed\u00fa rovinu sa vytvor\u00ed matica koeficientov vplyvu, ktor\u00e1 matematicky opisuje, ako nevyv\u00e1\u017eenos\u0165 v ktorejko\u013evek rovine ovplyv\u0148uje vibr\u00e1cie v ktoromko\u013evek bode a pri ktorejko\u013evek r\u00fdchlosti. Po\u010d\u00edta\u010d potom t\u00fato maticu invertuje, aby sa vyrie\u0161il s\u00fabor korek\u010dn\u00fdch hmotnost\u00ed a uhlov, ktor\u00e9 s\u00fa\u010dasne minimalizuj\u00fa vibr\u00e1cie v celom prev\u00e1dzkovom rozsahu. Rovnak\u00e1 matematika je z\u00e1kladom pr\u00e1ce v jednej rovine; m\u00f4\u017eete ju presk\u00fama\u0165 interakt\u00edvne pomocou <a href=\"https:\/\/vibromera.eu\/sk\/calculators\/influence-coefficient-calculator\/\">Kalkula\u010dka koeficientu vplyvu<\/a>.<\/p>\n<h3>Vyva\u017eovanie mod\u00e1lnych sp\u00f4sobov<\/h3>\n<p>Mod\u00e1lne vyva\u017eovanie je fyzik\u00e1lne intuit\u00edvnej\u0161\u00ed pr\u00edstup: ku ka\u017ed\u00e9mu ohybu sa pristupuje <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/mode-shape\/\">re\u017eim<\/a> rotora ako samostatn\u00fd probl\u00e9m nevyv\u00e1\u017eenosti. Rotor sa spust\u00ed pri vybran\u00fdch kritick\u00fdch ot\u00e1\u010dkach alebo v ich bl\u00edzkosti, aby sa maxim\u00e1lne vyburcoval pr\u00edslu\u0161n\u00fd tvar re\u017eimu; meraniami vibr\u00e1ci\u00ed sa potom zist\u00ed \u00fa\u010dinn\u00e9 \u201c\u0165a\u017ek\u00e9 miesto\u201d pre tento re\u017eim a do bodov maxim\u00e1lnej v\u00fdchylky - protiv\u00fdkyvov - sa umiestnia korek\u010dn\u00e9 z\u00e1va\u017eia, aby sa p\u00f4sobilo proti nej. Tento proces sa opakuje re\u017eim po re\u017eime pre ka\u017ed\u00fd v\u00fdznamn\u00fd re\u017eim ohybu v r\u00e1mci prev\u00e1dzkov\u00e9ho rozsahu, pri\u010dom sa rotor vyva\u017euje po jednom re\u017eime. Tieto dve met\u00f3dy nie s\u00fa konkuren\u010dn\u00e9; ve\u013ek\u00e9 stroje sa \u010dasto vyva\u017euj\u00fa pomocou hybridu, ktor\u00fd vyu\u017e\u00edva mod\u00e1lny poh\u013ead na v\u00fdber rov\u00edn a koeficienty vplyvu na spresnenie z\u00e1va\u017e\u00ed.<\/p>\n<h2>3. Zad\u00e1vanie toleranci\u00ed vyv\u00e1\u017eenia<\/h2>\n<p>Jednoduch\u00e9 <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/g-grade\/\">G-trieda<\/a> tolerancia, ktor\u00e1 tak dobre funguje pri tuh\u00fdch rotoroch, je vo v\u0161eobecnosti nedostato\u010dn\u00e1 pri pru\u017en\u00fdch rotoroch, preto\u017ee jedin\u00e1 hodnota excentricity nem\u00f4\u017ee zachyti\u0165 ohyb v z\u00e1vislosti od r\u00fdchlosti. Norma ISO 21940-12 preto zav\u00e1dza \u0161ir\u0161ie toleran\u010dn\u00e9 krit\u00e9ri\u00e1, ktor\u00e9 m\u00f4\u017eu by\u0165 zalo\u017een\u00e9 na:<\/p>\n<ul>\n<li>Obmedzenia t\u00fdkaj\u00face sa <strong>zostatkov\u00e1 mod\u00e1lna nevyv\u00e1\u017eenos\u0165<\/strong> pre ka\u017ed\u00fd v\u00fdznamn\u00fd re\u017eim ohybu.<\/li>\n<li>Obmedzenia t\u00fdkaj\u00face sa <strong>absol\u00fatne amplit\u00fady vibr\u00e1ci\u00ed hriade\u013ea<\/strong> na ur\u010den\u00fdch miestach a pri ur\u010den\u00fdch r\u00fdchlostiach, najm\u00e4 pri prev\u00e1dzkovej r\u00fdchlosti.<\/li>\n<li>Obmedzenia t\u00fdkaj\u00face sa <strong>sily pren\u00e1\u0161an\u00e9 na lo\u017eisk\u00e1<\/strong>.<\/li>\n<\/ul>\n<p>Tieto limity zalo\u017een\u00e9 na vibr\u00e1ci\u00e1ch a sile via\u017eu krit\u00e9ri\u00e1 prijate\u013enosti na prev\u00e1dzkov\u00e9 normy intenzity vibr\u00e1ci\u00ed, ako napr. <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/iso-20816-1\/\">ISO 20816<\/a> radov, a nie na jedno \u010d\u00edslo zostatkovej nerovnov\u00e1hy.<\/p>\n<h2>4. Overenie stavu kone\u010dn\u00e9ho zostatku<\/h2>\n<p>Prijatie pru\u017en\u00e9ho rotora sa z\u00e1sadne l\u00ed\u0161i od pevn\u00e9ho rotora. Pevn\u00fd rotor sa overuje pri jednej r\u00fdchlosti, pru\u017en\u00fd rotor sa mus\u00ed overi\u0165 v rovnov\u00e1he po\u010das celej svojej <em>cel\u00fd<\/em> prev\u00e1dzkov\u00fd rozsah. Po kone\u010dn\u00fdch korekci\u00e1ch sa rotor podrob\u00ed <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/run-up-analysis\/\">n\u00e1beh<\/a>, pri\u010dom vibr\u00e1cie sa priebe\u017ene monitoruj\u00fa na k\u013e\u00fa\u010dov\u00fdch miestach, ako s\u00fa lo\u017eisk\u00e1 a body maxim\u00e1lnej deform\u00e1cie. Rotor je akceptovan\u00fd len vtedy, ak nameran\u00e9 vibr\u00e1cie zost\u00e1vaj\u00fa pod vopred definovan\u00fdmi limitmi pri v\u0161etk\u00fdch ot\u00e1\u010dkach - najm\u00e4 pri prechode cez ka\u017ed\u00fa kritick\u00fa r\u00fdchlos\u0165 a pri maxim\u00e1lnej trvalej prev\u00e1dzkovej r\u00fdchlosti. T\u00e1to komplexn\u00e1 kontrola potvrdzuje, \u017ee dynamick\u00e9 spr\u00e1vanie rotora je plne pod kontrolou.<\/p>\n<h2>5. Rozmer ter\u00e9nu a praktick\u00e9 n\u00e1stroje<\/h2>\n<p>Hoci sa ve\u013ek\u00e1 \u010das\u0165 pr\u00e1ce s pru\u017en\u00fdm rotorom vykon\u00e1va na vysokor\u00fdchlostn\u00fdch vyva\u017eovac\u00edch zariadeniach, rovnak\u00e9 zru\u010dnosti v oblasti merania amplit\u00fady a f\u00e1zy sa uplat\u0148uj\u00fa aj pri <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/vyvazovanie-pola\/\">vyva\u017eovanie na mieste<\/a> a vyva\u017eovanie orezov po in\u0161tal\u00e1cii stroja. Prenosn\u00fd dvojkan\u00e1lov\u00fd analyz\u00e1tor, ako napr. <a href=\"https:\/\/vibromera.eu\/sk\/produkt\/balanset-1\/\">Balanset-1A<\/a> zachyt\u00e1va 1\u00d7 amplit\u00fadu a f\u00e1zu vo vlastn\u00fdch lo\u017eisk\u00e1ch stroja, vypo\u010d\u00edtava koeficienty vplyvu a umo\u017e\u0148uje in\u017einierovi aplikova\u0165 a overi\u0165 korekciu trimovania pri prev\u00e1dzkov\u00fdch ot\u00e1\u010dkach bez demont\u00e1\u017ee - \u010dast\u00e1 potreba pre kv\u00e1zi tuh\u00e9 rotory triedy 2, ktor\u00e9 prech\u00e1dzaj\u00fa dielensk\u00fdm vyv\u00e1\u017een\u00edm, ale v prev\u00e1dzke sa st\u00e1le mierne oh\u00fdbaj\u00fa. V pr\u00edpade in\u0161talovan\u00fdch stredn\u00fdch a ve\u013ek\u00fdch strojov sa \u0161pecializovan\u00e9 postupy a ochrann\u00e9 opatrenia in situ <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/iso-21940-13\/\">ISO 21940-13<\/a> platia spolu s touto \u010das\u0165ou.<\/p>\n<h2>6. K\u013e\u00fa\u010dov\u00e9 pojmy, ktor\u00e9 si treba odnies\u0165<\/h2>\n<ul>\n<li><strong>Flexibiln\u00e9 vs. rigidn\u00e9 spr\u00e1vanie:<\/strong> rotor sa pova\u017euje za pru\u017en\u00fd, ke\u010f jeho prev\u00e1dzkov\u00e9 ot\u00e1\u010dky dosiahnu v\u00fdznamn\u00fa \u010das\u0165 - zvy\u010dajne nad 70% - jeho prv\u00e9ho ohybu <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/natural-frequency\/\">prirodzen\u00e1 frekvencia<\/a>. Ke\u010f sa ot\u00e1\u010da r\u00fdchlej\u0161ie, odstrediv\u00e9 sily ho oh\u00fdbaj\u00fa a menia jeho nevyv\u00e1\u017eenos\u0165.<\/li>\n<li><strong>Kritick\u00e9 r\u00fdchlosti a tvary m\u00f3dov:<\/strong> je nevyhnutn\u00e9 pozna\u0165 kritick\u00e9 r\u00fdchlosti rotora a tvary, do ktor\u00fdch sa pri ka\u017edej z nich oh\u00fdba; ka\u017ed\u00fd re\u017eim predstavuje samostatn\u00fd probl\u00e9m vyva\u017eovania.<\/li>\n<li><strong>Viacplo\u0161n\u00fd, viacr\u00fdchlostn\u00fd:<\/strong> korekcie vo viacer\u00fdch rovin\u00e1ch, ktor\u00e9 s\u00fa zalo\u017een\u00e9 na meraniach pri viacer\u00fdch r\u00fdchlostiach, s\u00fa sk\u00f4r pravidlom ako v\u00fdnimkou.<\/li>\n<li><strong>Mod\u00e1lne vyva\u017eovanie:<\/strong> v\u00fdkonn\u00e1 strat\u00e9gia, pri ktorej sa prid\u00e1vaj\u00fa z\u00e1va\u017eia \u0161peci\u00e1lne na vyrovnanie nerovnov\u00e1hy ka\u017ed\u00e9ho re\u017eimu ohybu v jeho protivetv\u00e1ch.<\/li>\n<\/ul>\n<hr>\n<p><a href=\"https:\/\/vibromera.eu\/sk\/glossary\/\">\u2190 Sp\u00e4\u0165 na hlavn\u00fd index<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>Preh\u013ead normy ISO 21940-12, ktor\u00e1 \u0161pecifikuje zlo\u017eit\u00e9 postupy a tolerancie potrebn\u00e9 na vyva\u017eovanie flexibiln\u00fdch rotorov.<\/p>","protected":false},"featured_media":0,"template":"","meta":{"ai_generated_summary":"","footnotes":""},"categories":[109,112],"tags":[],"class_list":["post-20606","glossary","type-glossary","status-publish","hentry","category-glossary","category-iso-standards"],"_links":{"self":[{"href":"https:\/\/vibromera.eu\/sk\/wp-json\/wp\/v2\/glossary\/20606","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vibromera.eu\/sk\/wp-json\/wp\/v2\/glossary"}],"about":[{"href":"https:\/\/vibromera.eu\/sk\/wp-json\/wp\/v2\/types\/glossary"}],"version-history":[{"count":4,"href":"https:\/\/vibromera.eu\/sk\/wp-json\/wp\/v2\/glossary\/20606\/revisions"}],"predecessor-version":[{"id":102787,"href":"https:\/\/vibromera.eu\/sk\/wp-json\/wp\/v2\/glossary\/20606\/revisions\/102787"}],"wp:attachment":[{"href":"https:\/\/vibromera.eu\/sk\/wp-json\/wp\/v2\/media?parent=20606"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vibromera.eu\/sk\/wp-json\/wp\/v2\/categories?post=20606"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vibromera.eu\/sk\/wp-json\/wp\/v2\/tags?post=20606"}],"curies":[{"name":"pracovn\u00fd list","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}