{"id":211,"date":"2025-10-31T00:25:51","date_gmt":"2025-10-31T00:25:51","guid":{"rendered":"https:\/\/vibromera.eu\/glossary\/resonance\/"},"modified":"2026-05-23T22:45:41","modified_gmt":"2026-05-23T22:45:41","slug":"resonance","status":"publish","type":"glossary","link":"https:\/\/vibromera.eu\/sk\/glossary\/resonance\/","title":{"rendered":"\u010co je rezonancia v mechanick\u00fdch syst\u00e9moch?"},"content":{"rendered":"<h1>Pochopenie rezonancie v mechanick\u00fdch syst\u00e9moch<\/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\/211?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\/211?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\/211?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\/211?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\/211?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\/211?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\/211?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\/211?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\/211?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\/211?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\/211?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\/211?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\/211?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\/211?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>Rezonancia<\/strong> je fyzik\u00e1lny jav, ktor\u00fd nast\u00e1va, ke\u010f je syst\u00e9m vystaven\u00fd periodickej sile s frekvenciou, ktor\u00e1 zodpoved\u00e1 jeho vlastnej frekvencii. <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/natural-frequency\/\">prirodzen\u00e9 frekvencie<\/a>. Ke\u010f d\u00f4jde k tejto frekven\u010dnej zhode, syst\u00e9m za\u010dne vibrova\u0165 s extr\u00e9mne ve\u013ek\u00fdmi amplit\u00fadami: energia zo vstupnej sily sa do syst\u00e9mu pren\u00e1\u0161a s ve\u013ekou \u00fa\u010dinnos\u0165ou, tak\u017ee <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/vibration\/\">vibr\u00e1cie<\/a> dramaticky narast\u00e1 cyklus za cyklom. Jedin\u00fdm faktorom, ktor\u00fd v kone\u010dnom d\u00f4sledku obmedzuje amplit\u00fadu pri rezonancii, je syst\u00e9m <strong><a href=\"https:\/\/vibromera.eu\/sk\/glossary\/damping\/\">tlmenie<\/a><\/strong>. Pochopenie rezonancie a jej predch\u00e1dzanie je jednou z hlavn\u00fdch \u00faloh dynamiky rotorov a diagnostiky strojov, preto\u017ee len m\u00e1lo stavov m\u00f4\u017ee zni\u010di\u0165 zariadenie tak r\u00fdchlo.<\/p>\n<h2>1. Defin\u00edcia: \u010co je rezonancia?<\/h2>\n<p>Rezonanciu je najlep\u0161ie ch\u00e1pa\u0165 ako ot\u00e1zku <em>\u010dasovanie<\/em>, nie n\u00e1sil\u00edm. Mierny podnet, ktor\u00fd sa aplikuje v s\u00falade s rytmom \u0161trukt\u00fary, vyvol\u00e1 ove\u013ea v\u00e4\u010d\u0161iu odozvu ako ove\u013ea silnej\u0161ia sila, ktor\u00e1 sa aplikuje mimo rytmu. Ka\u017ed\u00fd dobre na\u010dasovan\u00fd vstup dod\u00e1 o nie\u010do viac energie, ako dok\u00e1\u017ee tlmenie po\u010das dan\u00e9ho cyklu odstr\u00e1ni\u0165, tak\u017ee amplit\u00fada rastie, a\u017e k\u00fdm sa energia rozpt\u00fdlen\u00e1 tlmen\u00edm za cyklus nakoniec nevyrovn\u00e1 dodanej energii. V m\u00e1lo tlmenom syst\u00e9me sa tento bod rovnov\u00e1hy dosiahne len pri ve\u013emi vysokej amplit\u00fade - preto je rezonancia nebezpe\u010dn\u00e1. Frekvencia, pri ktorej k nej doch\u00e1dza, je vlastn\u00e1 frekvencia, ktor\u00e1 je \u00faplne dan\u00e1 hmotnos\u0165ou syst\u00e9mu a <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/stiffness\/\">tuhos\u0165<\/a>.<\/p>\n<h2>2. Spojenie medzi vlastnou frekvenciou a rezonanciou<\/h2>\n<p>Aby ste pochopili rezonanciu, mus\u00edte najprv pochopi\u0165 prirodzen\u00fa frekvenciu. Ka\u017ed\u00fd fyzik\u00e1lny objekt m\u00e1 s\u00fabor prirodzen\u00fdch frekvenci\u00ed, pri ktor\u00fdch bude vibrova\u0165, ak je naru\u0161en\u00fd. Tieto s\u00fa ur\u010den\u00e9 jeho hmotnos\u0165ou a tuhos\u0165ou. Rezonancia vznik\u00e1, ke\u010f na objekt neust\u00e1le \u201etla\u010d\u00edte\u201c presne rovnakou r\u00fdchlos\u0165ou, ako je jedna z jeho prirodzen\u00fdch frekvenci\u00ed.<\/p>\n<p>Klasickou anal\u00f3giou je tla\u010denie die\u0165a\u0165a na hojda\u010dke:<\/p>\n<ul>\n<li>Hojda\u010dka s die\u0165a\u0165om na palube m\u00e1 \u0161pecifick\u00fa vlastn\u00fa frekvenciu, ktor\u00e1 je dan\u00e1 d\u013a\u017ekou lana (jeho tuhos\u0165ou) a hmotnos\u0165ou die\u0165a\u0165a.<\/li>\n<li>Jedin\u00fdm stla\u010den\u00edm sa rozkmit\u00e1 na prirodzenej frekvencii a pomaly zanik\u00e1 v d\u00f4sledku tlmenia - odporu vzduchu a trenia.<\/li>\n<li>Ak ka\u017ed\u00e9 stla\u010denie na\u010dasujete tak, aby zodpovedalo prirodzenej frekvencii \u0161vihu, ka\u017ed\u00e9 stla\u010denie dod\u00e1 energiu a \u0161vih sa dostane vy\u0161\u0161ie a vy\u0161\u0161ie. To je rezonancia.<\/li>\n<li>Ak tla\u010d\u00edte nespr\u00e1vnou r\u00fdchlos\u0165ou - pr\u00edli\u0161 r\u00fdchlo alebo pr\u00edli\u0161 pomaly - va\u0161e tlaky nie s\u00fa synchronizovan\u00e9 s pohybom a nem\u00f4\u017ee vznikn\u00fa\u0165 ve\u013ek\u00e1 amplit\u00fada.<\/li>\n<\/ul>\n<p>Rovnak\u00fd vz\u0165ah medzi hmotnos\u0165ou a tuhos\u0165ou plat\u00ed aj pre komponenty stroja. M\u00f4\u017eete ho kvantitat\u00edvne presk\u00fama\u0165 pomocou n\u00e1\u0161ho <a href=\"https:\/\/vibromera.eu\/sk\/calculators\/natural-frequency\/\">Kalkula\u010dka prirodzenej frekvencie<\/a> pre jednoduch\u00fd syst\u00e9m s hmotou a pru\u017einou alebo pre rotuj\u00face hriadele, ktor\u00fdch vlastn\u00e1 frekvencia sa zhoduje s r\u00fdchlos\u0165ou chodu, je <a href=\"https:\/\/vibromera.eu\/sk\/calculators\/rotor-critical-speed\/\">Kalkula\u010dka kritick\u00fdch ot\u00e1\u010dok rotora<\/a>.<\/p>\n<h2>3. Pre\u010do je rezonancia probl\u00e9mom v strojov\u00fdch zariadeniach?<\/h2>\n<p>V rota\u010dn\u00fdch strojoch je rezonancia ve\u013emi de\u0161trukt\u00edvny a nebezpe\u010dn\u00fd stav. &#8220;Tlak&#8221; dod\u00e1va ak\u00e1ko\u013evek periodick\u00e1 sila, ktor\u00fa stroj generuje pri be\u017enej prev\u00e1dzke - <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/unbalance\/\">nevyv\u00e1\u017eenos\u0165<\/a>, <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/misalignment\/\">nespr\u00e1vne zarovnanie<\/a>, alebo <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/blade-passing-frequency\/\">priechod \u010depe\u013eou<\/a> sily medzi nimi. Ak sa frekvencia jednej z t\u00fdchto s\u00edl zhoduje s vlastnou frekvenciou rotora, z\u00e1kladu, nosnej kon\u0161trukcie alebo pripojen\u00e9ho potrubia, d\u00f4sledky m\u00f4\u017eu by\u0165 v\u00e1\u017ene:<\/p>\n<ul>\n<li><strong>Extr\u00e9mne \u00farovne vibr\u00e1ci\u00ed:<\/strong> amplit\u00fady m\u00f4\u017eu by\u0165 zosilnen\u00e9 desa\u0165-, p\u00e4\u0165desiat- alebo dokonca ston\u00e1sobne, v z\u00e1vislosti od toho, ako m\u00e1lo je pr\u00edtomn\u00e9 tlmenie.<\/li>\n<li><strong>Vysok\u00e9 dynamick\u00e9 nam\u00e1hanie:<\/strong> ve\u013ek\u00e9 v\u00fdchylky sp\u00f4sobuj\u00fa obrovsk\u00e9 cyklick\u00e9 nam\u00e1hanie komponentov, \u010do sp\u00f4sobuje r\u00fdchle <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/fatigue\/\">\u00fanava<\/a>.<\/li>\n<li><strong>Z\u00e1va\u017en\u00e1 porucha:<\/strong> rezonancie m\u00f4\u017ee sp\u00f4sobi\u0165 <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/cracked-rotor\/\">prasknut\u00e9 hriadele<\/a>, zlyhan\u00e9 lo\u017eisk\u00e1, poru\u0161en\u00e9 zvary a \u00fapln\u00e9 zlyhanie kon\u0161trukcie v pozoruhodne kr\u00e1tkom \u010dase.<\/li>\n<li><strong>Nadmern\u00fd hluk:<\/strong> vysok\u00e9 vibr\u00e1cie sa \u0161\u00edria ako hlasn\u00fd, \u010dasto t\u00f3nov\u00fd hluk.<\/li>\n<\/ul>\n<p>Osobitn\u00fdm a obzvl\u00e1\u0161\u0165 d\u00f4le\u017eit\u00fdm pr\u00edpadom je <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/critical-speed\/\">kritick\u00e1 r\u00fdchlos\u0165<\/a> - ot\u00e1\u010dky rotora, pri ktor\u00fdch sa budenie pri r\u00fdchlosti chodu (1\u00d7) zhoduje s vlastnou frekvenciou rotora. Stroje s\u00fa z\u00e1merne navrhnut\u00e9 tak, aby sa vz\u010fa\u013eovali od svojich kritick\u00fdch ot\u00e1\u010dok a aby ich r\u00fdchlo pre\u0161li po\u010das rozbehu a sp\u00fa\u0161\u0165ania.<\/p>\n<h2>4. Pr\u00edznaky a identifik\u00e1cia rezonancie<\/h2>\n<p>Rezonancia m\u00e1 odli\u0161n\u00fd s\u00fabor pr\u00edznakov, ktor\u00e9 pom\u00e1haj\u00fa pri diagnostike a odli\u0161uj\u00fa ju od jednoduchej <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/forced-vibration\/\">n\u00faten\u00e9 vibr\u00e1cie<\/a> probl\u00e9m ako oby\u010dajn\u00e1 nerovnov\u00e1ha:<\/p>\n<ul>\n<li><strong>Vysoko smerov\u00e9 vibr\u00e1cie:<\/strong> vibr\u00e1cie s\u00fa zvy\u010dajne ove\u013ea vy\u0161\u0161ie v jednom smere - \u010dasto vodorovnom - ako v ostatn\u00fdch, preto\u017ee tuhos\u0165 kon\u0161trukcie sa v jednotliv\u00fdch smeroch l\u00ed\u0161i.<\/li>\n<li><strong>Ostr\u00fd vrchol vibr\u00e1ci\u00ed v z\u00e1vislosti od r\u00fdchlosti:<\/strong> vibr\u00e1cie s\u00fa vysok\u00e9 len v \u00fazkom p\u00e1sme r\u00fdchlosti; ke\u010f stroj zr\u00fdch\u013euje alebo spoma\u013euje za t\u00fdmto bodom, amplit\u00fada v\u00fdrazne kles\u00e1.<\/li>\n<li><strong>F\u00e1zov\u00fd posun o 180 stup\u0148ov:<\/strong> pri prechode r\u00fdchlosti cez rezonan\u010dn\u00fa frekvenciu sa <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/phase\/\">f\u00e1za<\/a> vibr\u00e1ci\u00ed sa posunie o 180 stup\u0148ov. Tento f\u00e1zov\u00fd obrat je definit\u00edvnym potvrden\u00edm rezonancie.<\/li>\n<li><strong>\u0164a\u017eko sa vyva\u017euje:<\/strong> pokusy o vyv\u00e1\u017eenie rotora pracuj\u00faceho v rezonancii s\u00fa \u010dasto ne\u00fa\u010dinn\u00e9 alebo m\u00f4\u017eu situ\u00e1ciu e\u0161te zhor\u0161i\u0165 - po\u017eadovan\u00e9 korek\u010dn\u00e9 z\u00e1va\u017eia vych\u00e1dzaj\u00fa nezvy\u010dajne ve\u013ek\u00e9 alebo mal\u00e9 a vibr\u00e1cie sa m\u00f4\u017eu jednoducho presun\u00fa\u0165 na in\u00e9 miesto.<\/li>\n<\/ul>\n<p>Rezonancia sa experiment\u00e1lne potvrdzuje dvoma dopl\u0148uj\u00facimi sa sp\u00f4sobmi. A <strong><a href=\"https:\/\/vibromera.eu\/sk\/glossary\/bump-test\/\">n\u00e1razov\u00e1 sk\u00fa\u0161ka<\/a><\/strong> vyburcuje stacion\u00e1rnu \u0161trukt\u00faru, aby sa priamo odhalili jej vlastn\u00e9 frekvencie. Pr\u00edpadne sa <strong><a href=\"https:\/\/vibromera.eu\/sk\/glossary\/run-up-analysis\/\">n\u00e1beh<\/a> alebo <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/coastdown-analysis\/\">dobeh<\/a> test<\/strong> zaznamen\u00e1va amplit\u00fadu a f\u00e1zu pri prechode stroja cez predpokladan\u00fa rezonanciu, pri\u010dom sa na grafe zobraz\u00ed amplit\u00fadov\u00fd vrchol a 180-stup\u0148ov\u00fd f\u00e1zov\u00fd posun. <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/bode-plot\/\">Bodeho graf<\/a>.<\/p>\n<h2>5. Ako vyrie\u0161i\u0165 probl\u00e9m rezonancie<\/h2>\n<p>Ke\u010f\u017ee rezonancia je v podstate probl\u00e9mom frekven\u010dn\u00e9ho prisp\u00f4sobenia, ka\u017ed\u00e9 rie\u0161enie spo\u010d\u00edva v zmene frekvencie \u201etla\u010diaceho\u201c alebo \u201etla\u010den\u00e9ho\u201c \u2014 alebo v r\u00fdchlej\u0161om rozpt\u00fdlen\u00ed energie:<\/p>\n<ol>\n<li><strong>Zme\u0148te frekvenciu fors\u00edrovania.<\/strong> Zvy\u010dajne to znamen\u00e1 zmenu prev\u00e1dzkov\u00fdch ot\u00e1\u010dok stroja. Je to najjednoduch\u0161ia oprava, ak to proces umo\u017e\u0148uje, a pri pohone s premenliv\u00fdmi ot\u00e1\u010dkami mo\u017eno naprogramova\u0165 zak\u00e1zan\u00e9 p\u00e1smo ot\u00e1\u010dok.<\/li>\n<li><strong>Zmena vlastnej frekvencie.<\/strong> Toto je najbe\u017enej\u0161ie rie\u0161enie.\n<ul>\n<li>Na <strong>zv\u00fd\u0161enie<\/strong> vlastn\u00e1 frekvencia, <strong>zv\u00fd\u0161i\u0165 tuhos\u0165<\/strong> rezonan\u010dn\u00e9ho komponentu \u2014 napr\u00edklad pridan\u00edm v\u00fdstuhy alebo pr\u00edlo\u017eky.<\/li>\n<li>Na <strong>zn\u00ed\u017eenie<\/strong> vlastn\u00e1 frekvencia, bu\u010f <strong>zn\u00ed\u017ei\u0165 tuhos\u0165<\/strong> alebo <strong>prida\u0165 hmotu<\/strong> ku komponentu.<\/li>\n<\/ul>\n<\/li>\n<li><strong>Pridanie tlmenia.<\/strong> Ak nie je mo\u017en\u00e9 posun\u00fa\u0165 ani jednu z frekvenci\u00ed, pridan\u00edm tlmenia - viskoelastick\u00fdch \u00faprav alebo \u0161pecializovan\u00fdch tlmi\u010dov - sa zn\u00ed\u017ei v\u00fd\u0161ka rezonan\u010dn\u00e9ho maxima na prijate\u013en\u00fa \u00farove\u0148. Pr\u00ednos pridan\u00e9ho tlmenia mo\u017eno kvantifikova\u0165 pomocou <a href=\"https:\/\/vibromera.eu\/sk\/calculators\/damping-ratio-calculator\/\">Kalkula\u010dka tlmiaceho pomeru<\/a>.<\/li>\n<\/ol>\n<p>Je potrebn\u00e9 poznamena\u0165, \u017ee rezonancia zah\u0155\u0148aj\u00faca podporn\u00fd syst\u00e9m - <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/structural-resonance\/\">\u0161truktur\u00e1lna rezonancia<\/a> alebo slab\u00e9 <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/foundation-stiffness\/\">tuhos\u0165 z\u00e1kladov<\/a> \u2014 je \u010dast\u00fdm vinn\u00edkom a rie\u0161i sa rovnak\u00fdm sp\u00f4sobom, t. j. vystu\u017een\u00edm, pridan\u00edm hmotnosti alebo tlmen\u00edm chybn\u00e9ho prvku.<\/p>\n<h2>6. Rezonancia a vyva\u017eovanie po\u013ea<\/h2>\n<p>Spojenie medzi rezonanciou a vyv\u00e1\u017een\u00edm je praktick\u00e1 pasca, ktorej sa oplat\u00ed vyhn\u00fa\u0165. Preto\u017ee rotor pracuj\u00faci v bl\u00edzkosti rezonancie poskytuje zav\u00e1dzaj\u00face, nestabiln\u00e9 \u00fadaje amplit\u00fady a f\u00e1zy, mus\u00edte najprv zisti\u0165, \u010di stroj nepracuje v rezonancii, a a\u017e potom sa pok\u00fasi\u0165 o jeho vyv\u00e1\u017eenie. V ter\u00e9ne je to jednoduch\u00e9 pomocou prenosn\u00e9ho dvojkan\u00e1lov\u00e9ho analyz\u00e1tora, ako napr. <a href=\"https:\/\/vibromera.eu\/sk\/produkt\/balanset-1\/\">Balanset-1A<\/a>: jeho meranie rozbehu a rozjazdu zachyt\u00e1va amplit\u00fadu a f\u00e1zu v celom rozsahu ot\u00e1\u010dok, \u010d\u00edm sa odhalia v\u0161etky rezonan\u010dn\u00e9 \u0161pi\u010dky a 180-stup\u0148ov\u00fd f\u00e1zov\u00fd posun, zatia\u013e \u010do jeho laserov\u00fd tachometer poskytuje referen\u010dn\u00fa f\u00e1zu. Ke\u010f sa potvrd\u00ed, \u017ee stroj be\u017e\u00ed pohodlne mimo rezonancie, ten ist\u00fd pr\u00edstroj vypo\u010d\u00edta korek\u010dn\u00e9 v\u00e1hy a over\u00ed v\u00fdsledok s pr\u00edslu\u0161n\u00fdmi <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/vyvazovanie\/\">vyva\u017eovanie<\/a> tolerancie \u2014 zatia\u013e \u010do pokus o korekciu pri rezonancii by len maskoval pr\u00edznak.<\/p>\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>Z\u00edskajte inform\u00e1cie o rezonancii, nebezpe\u010dnom stave, pri ktorom sa prev\u00e1dzkov\u00e1 frekvencia stroja zhoduje s prirodzenou frekvenciou, \u010do sp\u00f4sobuje extr\u00e9mne vibr\u00e1cie. Pochopte jej pr\u00ed\u010diny, pr\u00edznaky a rie\u0161enia.<\/p>","protected":false},"featured_media":0,"template":"","meta":{"ai_generated_summary":"","footnotes":""},"categories":[109,110],"tags":[],"class_list":["post-211","glossary","type-glossary","status-publish","hentry","category-glossary","category-vibration-diagnostics"],"_links":{"self":[{"href":"https:\/\/vibromera.eu\/sk\/wp-json\/wp\/v2\/glossary\/211","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":1,"href":"https:\/\/vibromera.eu\/sk\/wp-json\/wp\/v2\/glossary\/211\/revisions"}],"predecessor-version":[{"id":101359,"href":"https:\/\/vibromera.eu\/sk\/wp-json\/wp\/v2\/glossary\/211\/revisions\/101359"}],"wp:attachment":[{"href":"https:\/\/vibromera.eu\/sk\/wp-json\/wp\/v2\/media?parent=211"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vibromera.eu\/sk\/wp-json\/wp\/v2\/categories?post=211"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vibromera.eu\/sk\/wp-json\/wp\/v2\/tags?post=211"}],"curies":[{"name":"pracovn\u00fd list","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}