{"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\/cs\/glossary\/iso-21940-12\/","title":{"rendered":"ISO 21940-12: Postupy a tolerance pro vyva\u017eov\u00e1n\u00ed flexibiln\u00edch rotor\u016f"},"content":{"rendered":"<h1>ISO 21940-12: Postupy a tolerance pro rotory s pru\u017en\u00fdm chov\u00e1n\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\/cs\/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\/cs\/product\/balanset-1\/\" title=\"P\u0159enosn\u00fd vyva\u017eova\u010d a analyz\u00e1tor vibrac\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\u00ed sada p\u0159enosn\u00e9ho vyva\u017eova\u010de a analyz\u00e1toru vibrac\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\/cs\/product-category\/devices\/\" rel=\"tag\">Za\u0159\u00edzen\u00ed<\/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\/cs\/product\/balanset-1\/\" title=\"P\u0159enosn\u00fd vyva\u017eova\u010d a analyz\u00e1tor vibrac\u00ed Balanset-1A\">P\u0159enosn\u00fd vyva\u017eova\u010d a analyz\u00e1tor vibrac\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 (pokud se 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=\"\/cs\/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=\"P\u0159idat do ko\u0161\u00edku\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"P\u0159idat do ko\u0161\u00edku\" 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=\"\/cs\/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=\"P\u0159idat do ko\u0161\u00edku: \u201cPortable balancer &amp; Vibration analyzer Balanset-1A\u201d\" rel=\"nofollow\" data-success_message=\"\u201cPortable balancer &amp; Vibration analyzer Balanset-1A\u201d byl p\u0159id\u00e1n do ko\u0161\u00edku\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">P\u0159idat do ko\u0161\u00edku<\/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\/cs\/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\/cs\/product\/vibration-sensor\/\" title=\"Sn\u00edma\u010d vibrac\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 vibrac\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\/cs\/product-category\/parts\/\" rel=\"tag\">D\u00edly<\/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\/cs\/product\/vibration-sensor\/\" title=\"Sn\u00edma\u010d vibrac\u00ed\">Sn\u00edma\u010d vibrac\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 (pokud se 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=\"\/cs\/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=\"P\u0159idat do ko\u0161\u00edku\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"P\u0159idat do ko\u0161\u00edku\" 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=\"\/cs\/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=\"P\u0159idat do ko\u0161\u00edku: \u201cVibration sensor\u201d\" rel=\"nofollow\" data-success_message=\"\u201cVibration sensor\u201d byl p\u0159id\u00e1n do ko\u0161\u00edku\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">P\u0159idat do ko\u0161\u00edku<\/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\/cs\/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\/cs\/product\/optical-sensor-for-balanset-and-arbalance\/\" title=\"Optick\u00fd senzor (laserov\u00fd ot\u00e1\u010dkom\u011br)\">\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 ot\u00e1\u010dkom\u011br)\" 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\/cs\/product-category\/parts\/\" rel=\"tag\">D\u00edly<\/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\/cs\/product\/optical-sensor-for-balanset-and-arbalance\/\" title=\"Optick\u00fd senzor (laserov\u00fd ot\u00e1\u010dkom\u011br)\">Optick\u00fd senzor (laserov\u00fd ot\u00e1\u010dkom\u011br)<\/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 (pokud se 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=\"\/cs\/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=\"P\u0159idat do ko\u0161\u00edku\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"P\u0159idat do ko\u0161\u00edku\" 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=\"\/cs\/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=\"P\u0159idat do ko\u0161\u00edku: \u201cOptical Sensor (Laser Tachometer)\u201d\" rel=\"nofollow\" data-success_message=\"\u201cOptical Sensor (Laser Tachometer)\u201d byl p\u0159id\u00e1n do ko\u0161\u00edku\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">P\u0159idat do ko\u0161\u00edku<\/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\/cs\/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\/cs\/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=\"Sada pro vyva\u017eov\u00e1n\u00ed rotor\u016f Vibromera: p\u0159epravn\u00ed kuf\u0159\u00edk, v\u00edcekan\u00e1lov\u00fd zesilova\u010d sign\u00e1lu, ru\u010dn\u00ed analyz\u00e1tor, magnetick\u00e1 z\u00e1kladna, vibra\u010dn\u00ed senzory a spir\u00e1lov\u00e9 kabely.\" 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\/cs\/product-category\/devices\/\" rel=\"tag\">Za\u0159\u00edzen\u00ed<\/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\/cs\/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 (pokud se 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=\"\/cs\/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=\"P\u0159idat do ko\u0161\u00edku\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"P\u0159idat do ko\u0161\u00edku\" 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=\"\/cs\/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=\"P\u0159idat do ko\u0161\u00edku: \u201cBalanset-4\u201d\" rel=\"nofollow\" data-success_message=\"\u201cBalanset-4\u201d byl p\u0159id\u00e1n do ko\u0161\u00edku\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">P\u0159idat do ko\u0161\u00edku<\/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\/cs\/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\/cs\/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\u00e1kladna.\" 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\/cs\/product-category\/parts\/\" rel=\"tag\">D\u00edly<\/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\/cs\/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 (pokud se 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=\"\/cs\/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=\"P\u0159idat do ko\u0161\u00edku\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"P\u0159idat do ko\u0161\u00edku\" 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=\"\/cs\/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=\"P\u0159idat do ko\u0161\u00edku: \u201cMagnetic Stand Insize-60-kgf\u201d\" rel=\"nofollow\" data-success_message=\"\u201cMagnetic Stand Insize-60-kgf\u201d byl p\u0159id\u00e1n do ko\u0161\u00edku\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">P\u0159idat do ko\u0161\u00edku<\/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\/cs\/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\/cs\/product\/reflective-tape\/\" title=\"Reflexn\u00ed 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\u00ed 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\/cs\/product-category\/parts\/\" rel=\"tag\">D\u00edly<\/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\/cs\/product\/reflective-tape\/\" title=\"Reflexn\u00ed p\u00e1ska\">Reflexn\u00ed 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 (pokud se 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=\"\/cs\/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=\"P\u0159idat do ko\u0161\u00edku\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"P\u0159idat do ko\u0161\u00edku\" 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=\"\/cs\/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=\"P\u0159idat do ko\u0161\u00edku: \u201cReflective tape\u201d\" rel=\"nofollow\" data-success_message=\"\u201cReflective tape\u201d byl p\u0159id\u00e1n do ko\u0161\u00edku\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">P\u0159idat do ko\u0161\u00edku<\/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\/cs\/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\/cs\/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 sady Balanset-1A s jednotkou rozhran\u00ed, senzory, ot\u00e1\u010dkom\u011brem a p\u0159\u00edslu\u0161enstv\u00edm\" 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\/cs\/product-category\/devices\/\" rel=\"tag\">Za\u0159\u00edzen\u00ed<\/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\/cs\/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 (pokud se 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=\"\/cs\/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=\"P\u0159idat do ko\u0161\u00edku\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"P\u0159idat do ko\u0161\u00edku\" 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=\"\/cs\/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=\"P\u0159idat do ko\u0161\u00edku: \u201cDynamic balancer \u201cBalanset-1A\u201d OEM\u201d\" rel=\"nofollow\" data-success_message=\"\u201cDynamic balancer \u201cBalanset-1A\u201d OEM\u201d byl p\u0159id\u00e1n do ko\u0161\u00edku\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">P\u0159idat do ko\u0161\u00edku<\/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 mezin\u00e1rodn\u00ed norma, kter\u00e1 se zab\u00fdv\u00e1 slo\u017eit\u011bj\u0161\u00edm probl\u00e9mem vyva\u017eov\u00e1n\u00ed <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/flexible-rotor\/\">flexibiln\u00ed rotory<\/a> \u2014 rotory, u nich\u017e se tvar a rozlo\u017een\u00ed nevyv\u00e1\u017eenosti v\u00fdrazn\u011b m\u011bn\u00ed s ot\u00e1\u010dkami, zejm\u00e9na p\u0159i p\u0159ibli\u017eov\u00e1n\u00ed k bodu ohybu a p\u0159i jeho p\u0159ekon\u00e1v\u00e1n\u00ed <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/critical-speed\/\">kritick\u00e9 rychlosti<\/a>. Jeho \u00fapln\u00fd n\u00e1zev zn\u00ed <em>&#8220;Mechanick\u00e9 vibrace \u2013 Vyva\u017eov\u00e1n\u00ed rotor\u016f \u2013 \u010c\u00e1st 12: Postupy a tolerance pro rotory s pru\u017en\u00fdm chov\u00e1n\u00edm.&#8221;<\/em> Unlike a <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/rigid-rotor\/\">pevn\u00fd rotor<\/a>, kter\u00fd lze vyv\u00e1\u017eit jednor\u00e1zov\u011b p\u0159i n\u00edzk\u00fdch ot\u00e1\u010dk\u00e1ch a spolehnout se, \u017ee z\u016fstane vyv\u00e1\u017een\u00fd, m\u016f\u017ee pru\u017en\u00fd rotor vyv\u00e1\u017een\u00fd v klidu p\u0159i provozn\u00edch ot\u00e1\u010dk\u00e1ch siln\u011b vibrovat. Tato norma stanovuje specializovan\u00e9 postupy pro v\u00edce rychlost\u00ed a v\u00edce rovin, kter\u00e9 tyto rotory vy\u017eaduj\u00ed, a je p\u0159irozen\u00fdm dopl\u0148kem k <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/iso-21940-11\/\">ISO 21940-11<\/a>, kter\u00fd se t\u00fdk\u00e1 tuh\u00fdch rotor\u016f.<\/p>\n<h2>1. Rozsah a klasifikace rotor\u016f<\/h2>\n<p>Norma se vztahuje na ka\u017ed\u00fd rotor, jeho\u017e distribuce nev\u00fdva\u017eku a\/nebo tvar pr\u016fhybu se m\u011bn\u00ed s ot\u00e1\u010dkami. Norma ISO 21940-12 r\u00e1muje pr\u00e1ci s ohledem na typick\u00e9 <strong>konfigurace rotor\u016f<\/strong> s ohybov\u00fdm chov\u00e1n\u00edm a vyva\u017eovac\u00edmi postupy vhodn\u00fdmi pro ka\u017ed\u00fd z nich, nikoli \u010d\u00edslovan\u00fdm syst\u00e9mem t\u0159\u00edd. N\u00ed\u017ee uveden\u00e9 hojn\u011b citovan\u00e9 sch\u00e9ma p\u011bti kategori\u00ed ve skute\u010dnosti poch\u00e1z\u00ed z nyn\u00ed zru\u0161en\u00e9 normy ISO 11342:1998 a z\u016fst\u00e1v\u00e1 u\u017eite\u010dn\u00fdm pr\u016fvodcem slo\u017eitost\u00ed pr\u00e1ce; rotory se pohybuj\u00ed od t\u00e9m\u011b\u0159 tuh\u00fdch a\u017e po vysoce ohebn\u00e9:<\/p>\n<ul>\n<li><strong>T\u0159\u00edda 1 \u2013 Pevn\u00e9 rotory:<\/strong> chovaj\u00ed se tuze v cel\u00e9m rozsahu ot\u00e1\u010dek a jsou \u0159e\u0161eny dle normy ISO 21940-11.<\/li>\n<li><strong>T\u0159\u00edda 2 \u2013 T\u00e9m\u011b\u0159 tuh\u00e9 rotory:<\/strong> lze udr\u017eet v rovnov\u00e1ze p\u0159i n\u00edzk\u00e9 rychlosti, ale m\u016f\u017ee b\u00fdt nutn\u00e9 <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/trim-balance\/\">dola\u010fovac\u00ed vyv\u00e1\u017een\u00ed<\/a> p\u0159i provozn\u00ed rychlosti, aby se odstranily zbytkov\u00e9 deformace.<\/li>\n<li><strong>T\u0159\u00edda 3 \u2013 Rotory vy\u017eaduj\u00edc\u00ed vyva\u017eov\u00e1n\u00ed p\u0159i n\u011bkolika ot\u00e1\u010dk\u00e1ch:<\/strong> obvykle p\u0159i pr\u016fchodu jednou nebo v\u00edce kritick\u00fdmi rychlostmi, p\u0159i\u010dem\u017e nej\u010dast\u011bji doch\u00e1z\u00ed k vyv\u00e1\u017een\u00ed s <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/influence-coefficient\/\">koeficient vlivu<\/a> metoda.<\/li>\n<li><strong>T\u0159\u00edda 4 a 5 \u2013 Vysoce pru\u017en\u00e9 rotory:<\/strong> jako jsou nap\u0159\u00edklad h\u0159\u00eddele velk\u00fdch turb\u00ednov\u00fdch gener\u00e1tor\u016f, kter\u00e9 vyvol\u00e1vaj\u00ed v\u00edce ohybov\u00fdch m\u00f3d\u016f a vy\u017eaduj\u00ed pokro\u010dil\u00e9 <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/modal-balancing\/\">mod\u00e1ln\u00ed vyva\u017eov\u00e1n\u00ed<\/a> pro korekci ka\u017ed\u00e9ho ohybov\u00e9ho m\u00f3du.<\/li>\n<\/ul>\n<p>Za\u0159azen\u00ed rotoru do spr\u00e1vn\u00e9 t\u0159\u00eddy analytikovi hned na za\u010d\u00e1tku napov\u00ed, jak slo\u017eit\u00fd \u00fakol ho \u010dek\u00e1 a jak\u00fd postup zvolit.<\/p>\n<h2>2. Postupy p\u0159i vyva\u017eov\u00e1n\u00ed: dv\u011b z\u00e1kladn\u00ed metody<\/h2>\n<p>Tato kapitola je technick\u00fdm j\u00e1drem normy. Jej\u00ed \u00fast\u0159edn\u00ed poselstv\u00ed zn\u00ed, \u017ee n\u00edzkoot\u00e1\u010dkov\u00e9 vyva\u017eov\u00e1n\u00ed samo o sob\u011b nesta\u010d\u00ed pro ohebn\u00fd rotor a mus\u00ed b\u00fdt dopln\u011bno vysokoot\u00e1\u010dkovou prac\u00ed zohled\u0148uj\u00edc\u00ed ohyb h\u0159\u00eddele. Norma ISO 21940-12 organizuje tuto pr\u00e1ci jako rodinu vyva\u017eovac\u00edch postup\u016f \u2014 n\u00edzkoot\u00e1\u010dkov\u00e9 postupy (ozna\u010den\u00e9 A a\u017e F, jako je jednopl\u00e1nov\u00e9, dvouplanov\u00e9 vyva\u017eov\u00e1n\u00ed a vyva\u017eov\u00e1n\u00ed po etap\u00e1ch p\u0159i mont\u00e1\u017ei) a vysokoot\u00e1\u010dkov\u00e9 postupy (G a\u017e I, prov\u00e1d\u011bn\u00e9 p\u0159i jedn\u00e9 nebo v\u00edce zv\u00fd\u0161en\u00fdch rychlostech). Vysokoot\u00e1\u010dkov\u00e9 postupy se op\u00edraj\u00ed o dv\u011b hlavn\u00ed techniky:<\/p>\n<h3>Metoda koeficientu vlivu<\/h3>\n<p>Tato univerz\u00e1ln\u00ed a \u0161iroce pou\u017e\u00edvan\u00e1 technika vyu\u017e\u00edv\u00e1 zn\u00e1mou <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/trial-weight\/\">zku\u0161ebn\u00ed hmotnost<\/a> v\u017edy v jedn\u00e9 korek\u010dn\u00ed rovin\u011b a zaznamen\u00e1v\u00e1 v\u00fdslednou <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/vibration\/\">vibrace<\/a> odezva \u2014 oboj\u00ed <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/phase\/\">amplituda a f\u00e1ze<\/a> \u2014 v n\u011bkolika m\u011b\u0159ic\u00edch bodech a p\u0159i r\u016fzn\u00fdch ot\u00e1\u010dk\u00e1ch. Opakov\u00e1n\u00edm tohoto postupu pro ka\u017edou rovinu vznikne matice koeficient\u016f vlivu, kter\u00e1 matematicky popisuje, jak nevyv\u00e1\u017eenost v kter\u00e9koli rovin\u011b ovliv\u0148uje vibrace v libovoln\u00e9m bod\u011b a p\u0159i libovoln\u00fdch ot\u00e1\u010dk\u00e1ch. Po\u010d\u00edta\u010d pot\u00e9 tuto matici p\u0159evr\u00e1t\u00ed, aby ur\u010dil sadu korek\u010dn\u00edch z\u00e1va\u017e\u00ed a \u00fahl\u016f, kter\u00e9 sou\u010dasn\u011b minimalizuj\u00ed vibrace v cel\u00e9m provozn\u00edm rozsahu. Stejn\u00e1 matematika je z\u00e1kladem i pro v\u00fdpo\u010dty v jedn\u00e9 rovin\u011b; m\u016f\u017eete si ji interaktivn\u011b prozkoumat pomoc\u00ed <a href=\"https:\/\/vibromera.eu\/cs\/calculators\/influence-coefficient-calculator\/\">Kalkula\u010dka koeficientu vlivu<\/a>.<\/p>\n<h3>Mod\u00e1ln\u00ed vyva\u017eov\u00e1n\u00ed<\/h3>\n<p>Mod\u00e1ln\u00ed vyva\u017eov\u00e1n\u00ed je z fyzik\u00e1ln\u00edho hlediska intuitivn\u011bj\u0161\u00ed p\u0159\u00edstup: u ka\u017ed\u00e9ho ohybov\u00e9ho m\u00f3du <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/mode-shape\/\">mode<\/a> rotoru jako samostatn\u00fd probl\u00e9m nevyv\u00e1\u017eenosti. Rotor se rozto\u010d\u00ed na zvolenou kritickou rychlost nebo do jej\u00ed bl\u00edzkosti, aby se co nejv\u00edce rozkmital odpov\u00eddaj\u00edc\u00ed m\u00f3d; m\u011b\u0159en\u00ed vibrac\u00ed pak ur\u010d\u00ed efektivn\u00ed \u201et\u011b\u017ek\u00e9 m\u00edsto\u201c pro dan\u00fd m\u00f3d a na body s maxim\u00e1ln\u00edm vych\u00fdlen\u00edm \u2013 antinody \u2013 se um\u00edst\u00ed korek\u010dn\u00ed z\u00e1va\u017e\u00ed, kter\u00e1 jej vyv\u00e1\u017e\u00ed. Tento proces se opakuje pro ka\u017ed\u00fd v\u00fdznamn\u00fd ohybov\u00fd m\u00f3d v provozn\u00edm rozsahu, p\u0159i\u010dem\u017e se rotor vyva\u017euje po jednotliv\u00fdch m\u00f3dech. Tyto dv\u011b metody si nekonkuruj\u00ed; velk\u00e9 stroje se \u010dasto vyva\u017euj\u00ed hybridn\u00ed metodou, kter\u00e1 vyu\u017e\u00edv\u00e1 poznatky o m\u00f3dech k v\u00fdb\u011bru rovin a koeficient\u016f vlivu pro up\u0159esn\u011bn\u00ed z\u00e1va\u017e\u00ed.<\/p>\n<h2>3. Specifikace toleranc\u00ed vyv\u00e1\u017een\u00ed<\/h2>\n<p>The simple <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/g-grade\/\">t\u0159\u00edda G<\/a> Tolerance, kter\u00e1 se osv\u011bd\u010duje u tuh\u00fdch rotor\u016f, je u pru\u017en\u00fdch rotor\u016f obecn\u011b nedostate\u010dn\u00e1, proto\u017ee jedin\u00e1 hodnota excentricity nedok\u00e1\u017ee zohlednit ohyb z\u00e1visl\u00fd na ot\u00e1\u010dk\u00e1ch. Norma ISO 21940-12 proto zav\u00e1d\u00ed \u0161ir\u0161\u00ed krit\u00e9ria tolerance, kter\u00e1 mohou vych\u00e1zet z:<\/p>\n<ul>\n<li>Limits on the <strong>zbykov\u00e1 mod\u00e1ln\u00ed nevyv\u00e1\u017eenost<\/strong> pro ka\u017ed\u00fd v\u00fdznamn\u00fd ohybov\u00fd m\u00f3d.<\/li>\n<li>Limits on the <strong>absolutn\u00ed amplitudy vibrac\u00ed h\u0159\u00eddele<\/strong> na ur\u010den\u00fdch m\u00edstech a p\u0159i stanoven\u00fdch rychlostech, zejm\u00e9na p\u0159i provozn\u00ed rychlosti.<\/li>\n<li>Limits on the <strong>s\u00edly p\u0159en\u00e1\u0161en\u00e9 na lo\u017eiska<\/strong>.<\/li>\n<\/ul>\n<p>Tyto limity zalo\u017een\u00e9 na vibrac\u00edch a sil\u00e1ch propojuj\u00ed krit\u00e9ria p\u0159ijatelnosti s normami p\u0159\u00edsnosti vibrac\u00ed v provozu, jako jsou nap\u0159\u00edklad <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/iso-20816-1\/\">ISO 20816<\/a> s\u00e9rii, nikoli na jedinou hodnotu zbytkov\u00e9 nevyv\u00e1\u017eenosti.<\/p>\n<h2>4. Ov\u011b\u0159en\u00ed kone\u010dn\u00e9ho stavu vyv\u00e1\u017een\u00ed<\/h2>\n<p>Chov\u00e1n\u00ed pru\u017en\u00e9ho rotoru se z\u00e1sadn\u011b li\u0161\u00ed od chov\u00e1n\u00ed tuh\u00e9ho rotoru. Tuh\u00fd rotor se ov\u011b\u0159uje p\u0159i jedn\u00e9 rychlosti; u pru\u017en\u00e9ho rotoru je nutn\u00e9 ov\u011b\u0159it vyv\u00e1\u017eenost v cel\u00e9m rozsahu jeho <em>cel\u00fd<\/em> pracovn\u00ed rozsah. Po proveden\u00ed z\u00e1v\u011bre\u010dn\u00fdch \u00faprav se rotor podrobuje <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/run-up-analysis\/\">rozjezd<\/a>, p\u0159i\u010dem\u017e vibrace jsou pr\u016fb\u011b\u017en\u011b monitorov\u00e1ny na kl\u00ed\u010dov\u00fdch m\u00edstech, jako jsou lo\u017eiska a body s maxim\u00e1ln\u00edm pr\u016fhybem. Rotor je uzn\u00e1n za vyhovuj\u00edc\u00ed pouze v p\u0159\u00edpad\u011b, \u017ee nam\u011b\u0159en\u00e9 vibrace z\u016fst\u00e1vaj\u00ed p\u0159i v\u0161ech ot\u00e1\u010dk\u00e1ch pod p\u0159edem stanoven\u00fdmi limity \u2013 zejm\u00e9na p\u0159i pr\u016fchodu ka\u017edou kritickou ot\u00e1\u010dkou a p\u0159i provozu na maxim\u00e1ln\u00ed trval\u00e9 provozn\u00ed ot\u00e1\u010dce. Tato komplexn\u00ed kontrola potvrzuje, \u017ee cel\u00e9 dynamick\u00e9 chov\u00e1n\u00ed rotoru bylo uvedeno pod kontrolu.<\/p>\n<h2>5. Poln\u00ed vyva\u017eov\u00e1n\u00ed a praktick\u00e9 n\u00e1stroje<\/h2>\n<p>A\u010dkoli se v\u011bt\u0161ina prac\u00ed s pru\u017en\u00fdmi rotory prov\u00e1d\u00ed na vysokorychlostn\u00edch vyva\u017eovac\u00edch za\u0159\u00edzen\u00edch, stejn\u00e9 postupy pro m\u011b\u0159en\u00ed amplitudy a f\u00e1ze plat\u00ed i pro <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/vyrovnavani-poli\/\">vyva\u017eov\u00e1n\u00ed na m\u00edst\u011b<\/a> a dola\u010fov\u00e1n\u00ed vyv\u00e1\u017een\u00ed po instalaci stroje. P\u0159enosn\u00fd dvoukan\u00e1lov\u00fd analyz\u00e1tor, jako je nap\u0159\u00edklad <a href=\"https:\/\/vibromera.eu\/cs\/produkt\/balanset-1\/\">Balanset-1A<\/a> zaznamen\u00e1v\u00e1 amplitudu a f\u00e1zi v lo\u017eisc\u00edch stroje, vypo\u010d\u00edt\u00e1v\u00e1 koeficienty vlivu a umo\u017e\u0148uje technikovi prov\u00e9st a ov\u011b\u0159it korekci vyv\u00e1\u017een\u00ed p\u0159i provozn\u00edch ot\u00e1\u010dk\u00e1ch bez nutnosti demont\u00e1\u017ee \u2013 co\u017e je \u010dast\u00e1 pot\u0159eba u kvazituh\u00fdch rotor\u016f t\u0159\u00eddy 2, kter\u00e9 sice pro\u0161ly vyv\u00e1\u017een\u00edm v d\u00edln\u011b, ale v provozu se p\u0159esto m\u00edrn\u011b proh\u00fdbaj\u00ed. U nainstalovan\u00fdch st\u0159edn\u00edch a velk\u00fdch stroj\u016f jsou k dispozici specializovan\u00e9 postupy a bezpe\u010dnostn\u00ed opat\u0159en\u00ed pro <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/iso-21940-13\/\">ISO 21940-13<\/a> plat\u00ed spole\u010dn\u011b s touto \u010d\u00e1st\u00ed.<\/p>\n<h2>6. Kl\u00ed\u010dov\u00e9 pojmy, kter\u00e9 si odnesete<\/h2>\n<ul>\n<li><strong>Pru\u017en\u00e9 vs. tuh\u00e9 chov\u00e1n\u00ed:<\/strong> rotor se pova\u017euje za pru\u017en\u00fd, jakmile jeho provozn\u00ed ot\u00e1\u010dky dos\u00e1hnou v\u00fdznamn\u00e9 \u010d\u00e1sti \u2013 obvykle v\u00edce ne\u017e 70 % \u2013 jeho prvn\u00ed ohybov\u00e9 frekvence <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/natural-frequency\/\">vlastn\u00ed frekvence<\/a>. Jak se ot\u00e1\u010d\u00ed rychleji, odst\u0159ediv\u00e9 s\u00edly jej oh\u00fdbaj\u00ed a m\u011bn\u00ed jeho nevyv\u00e1\u017eenost.<\/li>\n<li><strong>Kritick\u00e9 rychlosti a tvarov\u00e9 mody:<\/strong> Je nezbytn\u00e9 zn\u00e1t kritick\u00e9 ot\u00e1\u010dky rotoru a tvary, do nich\u017e se p\u0159i ka\u017ed\u00e9 z nich deformuje; ka\u017ed\u00fd m\u00f3d p\u0159edstavuje samostatn\u00fd probl\u00e9m p\u0159i vyva\u017eov\u00e1n\u00ed.<\/li>\n<li><strong>V\u00edce rovin, v\u00edce rychlost\u00ed:<\/strong> Korekce v n\u011bkolika rovin\u00e1ch, vych\u00e1zej\u00edc\u00ed z m\u011b\u0159en\u00ed p\u0159i r\u016fzn\u00fdch rychlostech, jsou sp\u00ed\u0161e pravidlem ne\u017e v\u00fdjimkou.<\/li>\n<li><strong>Mod\u00e1ln\u00ed vyva\u017eov\u00e1n\u00ed:<\/strong> \u00fa\u010dinn\u00e1 strategie, p\u0159i n\u00ed\u017e se z\u00e1va\u017e\u00ed umis\u0165uj\u00ed tak, aby vyva\u017eovala nerovnov\u00e1hu jednotliv\u00fdch ohybov\u00fdch m\u00f3d\u016f v jejich anti-uzlech.<\/li>\n<\/ul>\n<hr>\n<p><a href=\"https:\/\/vibromera.eu\/cs\/glossary\/\">\u2190 Zp\u011bt na hlavn\u00ed index<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>P\u0159ehled normy ISO 21940-12, kter\u00e1 specifikuje slo\u017eit\u00e9 postupy a tolerance po\u017eadovan\u00e9 pro vyva\u017eov\u00e1n\u00ed flexibiln\u00edch rotor\u016f.<\/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\/cs\/wp-json\/wp\/v2\/glossary\/20606","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vibromera.eu\/cs\/wp-json\/wp\/v2\/glossary"}],"about":[{"href":"https:\/\/vibromera.eu\/cs\/wp-json\/wp\/v2\/types\/glossary"}],"version-history":[{"count":4,"href":"https:\/\/vibromera.eu\/cs\/wp-json\/wp\/v2\/glossary\/20606\/revisions"}],"predecessor-version":[{"id":102787,"href":"https:\/\/vibromera.eu\/cs\/wp-json\/wp\/v2\/glossary\/20606\/revisions\/102787"}],"wp:attachment":[{"href":"https:\/\/vibromera.eu\/cs\/wp-json\/wp\/v2\/media?parent=20606"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vibromera.eu\/cs\/wp-json\/wp\/v2\/categories?post=20606"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vibromera.eu\/cs\/wp-json\/wp\/v2\/tags?post=20606"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}