{"id":258,"date":"2025-10-31T00:25:51","date_gmt":"2025-10-31T00:25:51","guid":{"rendered":"https:\/\/vibromera.eu\/glossary\/structural-resonance\/"},"modified":"2026-05-23T22:54:33","modified_gmt":"2026-05-23T22:54:33","slug":"structural-resonance","status":"publish","type":"glossary","link":"https:\/\/vibromera.eu\/sk\/glossary\/structural-resonance\/","title":{"rendered":"\u010co je \u0161truktur\u00e1lna rezonancia? Vibr\u00e1cie nosn\u00e9ho syst\u00e9mu"},"content":{"rendered":"<h1>Pochopenie \u0161truktur\u00e1lnej rezonancie<\/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\/258?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\/258?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\/258?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\/258?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\/258?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\/258?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\/258?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\/258?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\/258?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\/258?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\/258?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\/258?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\/258?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\/258?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>\u0160truktur\u00e1lna rezonancia<\/strong> je stav, pri ktorom je frekvencia budenia z rotuj\u00facich strojov \u2014 1\u00d7 <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/running-speed\/\">prev\u00e1dzkov\u00e1 r\u00fdchlos\u0165<\/a>, 2\u00d7 from <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/misalignment\/\">nespr\u00e1vne zarovnanie<\/a>alebo frekvencia prechodu lopatky\/kr\u00eddla \u2014 zodpoved\u00e1 <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/natural-frequency\/\">prirodzen\u00e1 frekvencia<\/a> nerotuj\u00facej nosnej kon\u0161trukcie. Touto kon\u0161trukciou m\u00f4\u017ee by\u0165 r\u00e1m stroja, z\u00e1kladov\u00e1 doska, <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/bearing-pedestal\/\">podstavce<\/a>, z\u00e1kladov, alebo dokonca bl\u00edzkych potrub\u00ed a plo\u0161\u00edn. Ke\u010f sa frekvencie zhoduj\u00fa, <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/resonance\/\">rezonancia<\/a> zvy\u0161uje \u0161truktur\u00e1lne vibr\u00e1cie na \u00farove\u0148, ktor\u00e1 \u010faleko presahuje hodnoty, ak\u00fdm s\u00fa vystaven\u00e9 samotn\u00e9 rotuj\u00face \u010dasti.<\/p>\n<p>Kon\u0161truk\u010dn\u00e1 rezonancia je nebezpe\u010dn\u00e1 pr\u00e1ve preto, \u017ee sa maskuje. M\u00f4\u017ee sp\u00f4sobi\u0165, \u017ee vyv\u00e1\u017een\u00fd a spr\u00e1vne nastaven\u00fd stroj bude vyzera\u0165, akoby mal z\u00e1va\u017en\u00fa poruchu. Siln\u00e9 vibr\u00e1cie vznikaj\u00fa v kon\u0161trukcii a nemusia nutne znamena\u0165, \u017ee rotor m\u00e1 probl\u00e9m \u2013 kon\u0161truk\u010dn\u00e9 pohyby sa v\u0161ak m\u00f4\u017eu pren\u00e1\u0161a\u0165 sp\u00e4\u0165 na rotor a \u010dasom sp\u00f4sobi\u0165 skuto\u010dn\u00e9 mechanick\u00e9 po\u0161kodenie. Rozl\u00ed\u0161i\u0165 zosil\u0148ova\u010d od zdroja je k\u013e\u00fa\u010dovou \u00falohou diagnostiky.<\/p>\n<h2>1. Ako vznik\u00e1 \u0161truktur\u00e1lna rezonancia<\/h2>\n<h3>Mechanizmus rezonancie<\/h3>\n<ol>\n<li><strong>Zdroj budenia:<\/strong> stroj vyv\u00edja periodick\u00e9 sily \u2014 od <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/unbalance\/\">nevyv\u00e1\u017eenos\u0165<\/a>, nes\u00faosovos\u0165 a podobne.<\/li>\n<li><strong>Prenos sily:<\/strong> tieto sily prenikaj\u00fa cez lo\u017eisk\u00e1 do nosnej kon\u0161trukcie.<\/li>\n<li><strong>Frekven\u010dn\u00e9 prisp\u00f4sobenie:<\/strong> vzbudzovacia frekvencia sa zhoduje s vlastnou frekvenciou kon\u0161trukcie.<\/li>\n<li><strong>Akumul\u00e1cia energie:<\/strong> kon\u0161trukcia energiu po\u010das mnoh\u00fdch cyklov pohlcuje, namiesto toho, aby ju rozpt\u00fdlila.<\/li>\n<li><strong>Zosilnenie:<\/strong> amplit\u00fada narast\u00e1, obmedzen\u00e1 iba kon\u0161truk\u010dn\u00fdmi <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/damping\/\">tlmenie<\/a>.<\/li>\n<li><strong>Zisten\u00fd \u00fa\u010dinok:<\/strong> kon\u0161trukcia m\u00f4\u017ee vibrova\u0165 5\u201350-kr\u00e1t silnej\u0161ie, ne\u017e by sp\u00f4sobila samotn\u00e1 vstupn\u00e1 sila.<\/li>\n<\/ol>\n<p>Ve\u013ekos\u0165 tohto zosilnenia z\u00e1vis\u00ed takmer v\u00fdlu\u010dne od tlmenia. Pri malom tlmen\u00ed m\u00f4\u017ee ostr\u00e1 rezonancia zosilni\u0165 pohyb desiatky r\u00e1z; pri silnom tlmen\u00ed sa t\u00e1 ist\u00e1 zhoda frekvenci\u00ed takmer neprejav\u00ed. Preto s\u00fa tlmiace opatrenia tak\u00fdm \u00fa\u010dinn\u00fdm n\u00e1strojom a preto <a href=\"https:\/\/vibromera.eu\/sk\/calculators\/damping-ratio-calculator\/\">Kalkul\u00e1tor tlmiaceho pomeru<\/a> je u\u017eito\u010dn\u00e9 na odhad, do akej miery bude dan\u00e1 \u0161trukt\u00fara vykazova\u0165 v\u00fdrazn\u00e9 v\u00fdkyvy.<\/p>\n<h3>Typick\u00e9 frekven\u010dn\u00e9 rozsahy<\/h3>\n<ul>\n<li><strong>Z\u00e1kladn\u00e9 re\u017eimy:<\/strong> zvy\u010dajne 5\u201330 Hz pri be\u017en\u00fdch priemyseln\u00fdch z\u00e1kladoch.<\/li>\n<li><strong>Re\u017eimy z\u00e1kladnej dosky:<\/strong> 20\u2013100 Hz v z\u00e1vislosti od ve\u013ekosti a kon\u0161trukcie.<\/li>\n<li><strong>Re\u017eimy podstavca:<\/strong> 30\u2013200 Hz pre be\u017en\u00e9 lo\u017eiskov\u00e9 podpery.<\/li>\n<li><strong>Re\u017eimy r\u00e1mu a krytu:<\/strong> 50\u2013500 Hz pre plechov\u00e9 panely a kryty.<\/li>\n<\/ul>\n<p>Ak je rezonan\u010dn\u00fdm prvkom samotn\u00e9 telo stroja a nie jeho podpery, t\u00e1 ist\u00e1 fyzik\u00e1lna situ\u00e1cia sa opisuje ako <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/frame-resonance\/\">rezonancia r\u00e1mu<\/a>; ke\u010f znie pr\u00e1ve upevnenie sn\u00edma\u010da, st\u00e1va sa <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/mounting-resonance\/\">mont\u00e1\u017ena rezonancia<\/a>. V\u0161etky tri s\u00fa prejavmi toho ist\u00e9ho javu zosilnenia v r\u00f4znych bodoch \u0161trukt\u00fary.<\/p>\n<h2>2. Be\u017en\u00e9 scen\u00e1re rezonancie<\/h2>\n<h3>1\u00d7 rezonancia pri r\u00fdchlosti behu<\/h3>\n<ul>\n<li><strong>Pr\u00edklad:<\/strong> stroj pracuj\u00faci pri 1800 ot.\/min (30 Hz) s vlastnou frekvenciou z\u00e1kladov 28\u201332 Hz.<\/li>\n<li><strong>Pr\u00edznak:<\/strong> ve\u013emi siln\u00e9 vibr\u00e1cie napriek dobrej vyv\u00e1\u017eenosti.<\/li>\n<li><strong>\u00da\u010dinok:<\/strong> aj mal\u00e1 zvy\u0161kov\u00e1 nevyv\u00e1\u017eenos\u0165 sp\u00f4sobuje ve\u013ek\u00fd pohyb kon\u0161trukcie.<\/li>\n<li><strong>Rie\u0161enie:<\/strong> zmeni\u0165 z\u00e1klady <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/foundation-stiffness\/\">tuhos\u0165<\/a>, prida\u0165 tlmenie alebo zmeni\u0165 prev\u00e1dzkov\u00fa r\u00fdchlos\u0165.<\/li>\n<\/ul>\n<h3>2\u00d7 rezonancia (frekvencia nes\u00faosovosti)<\/h3>\n<ul>\n<li>Nes\u00faosovos\u0165 sp\u00f4sobuje dvojn\u00e1sobn\u00e9 vzbudenie.<\/li>\n<li>Ak 2\u00d7 zodpoved\u00e1 \u0161truktur\u00e1lnemu m\u00f3du, d\u00f4jde k amplifik\u00e1cii<\/li>\n<li>Siln\u00e9 vibr\u00e1cie sa \u010dasto mylne pova\u017euj\u00fa za z\u00e1va\u017en\u00e9 nes\u00faosovos\u0165.<\/li>\n<li>Lep\u0161ie vyrovnanie s\u00edce pom\u00e1ha, ale samotn\u00fa rezonanciu neodstr\u00e1ni.<\/li>\n<\/ul>\n<h3>Rezonancia pri frekvencii ot\u00e1\u010dania lopatiek\/kr\u00eddel<\/h3>\n<ul>\n<li>Ventil\u00e1tory, \u010derpadl\u00e1 a turb\u00edny vytv\u00e1raj\u00fa <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/blade-passing-frequency\/\">frekvencia prechodu \u010depele<\/a> (N \u00d7 ot.\/min., kde N je po\u010det lopatiek) \u2014 pre \u010derpadl\u00e1, ekvivalent <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/vane-passing-frequency\/\">frekvencia prechodu lopatiek<\/a>.<\/li>\n<li>\u010casto v rozsahu 50\u2013500 Hz.<\/li>\n<li>M\u00f4\u017ee vyvola\u0165 \u0161truktur\u00e1lne m\u00f3dy v tomto p\u00e1sme.<\/li>\n<li>Vyd\u00e1va vysokofrekven\u010dn\u00e9 chrastenie alebo bzu\u010danie.<\/li>\n<\/ul>\n<h2>3. Diagnostick\u00e1 identifik\u00e1cia<\/h2>\n<h3>Pr\u00edznaky \u0161truktur\u00e1lnej rezonancie<\/h3>\n<ul>\n<li><strong>Nadmern\u00e9 vibr\u00e1cie:<\/strong> \u0161truktur\u00e1lne vibr\u00e1cie s\u00fa ove\u013ea silnej\u0161ie ako vibr\u00e1cie lo\u017e\u00edsk.<\/li>\n<li><strong>\u00dazky rozsah r\u00fdchlost\u00ed:<\/strong> vysok\u00e9 vibr\u00e1cie len pri ur\u010ditej r\u00fdchlosti (\u00b15\u201310 %).<\/li>\n<li><strong>Z\u00e1vislos\u0165 od smeru:<\/strong> siln\u00e9 v jednom smere, minim\u00e1lne v pravom uhle \u2014 \u010do zodpoved\u00e1 tvaru kmitania.<\/li>\n<li><strong>Z\u00e1vislos\u0165 od polohy:<\/strong> Vibr\u00e1cie sa v r\u00e1mci kon\u0161trukcie v\u00fdrazne l\u00ed\u0161ia (antin\u00f3dy verzus uzly).<\/li>\n<li><strong>Minim\u00e1lny vplyv lo\u017eiska:<\/strong> lo\u017eisk\u00e1 a rotor m\u00f4\u017eu by\u0165 v poriadku, zatia\u013e \u010do kon\u0161trukcia je v zlom stave.<\/li>\n<\/ul>\n<h3>Sk\u00fa\u0161ka n\u00e1razom (bump test)<\/h3>\n<p>Najpresnej\u0161\u00ed test. Uderte kladivom do kon\u0161trukcie a zmerajte odozvu, aby ste zistili v\u0161etky vlastn\u00e9 frekvencie kon\u0161trukcie, a potom ich porovnajte s prev\u00e1dzkov\u00fdmi frekvenciami stroja. Pozrite si <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/bump-test\/\">n\u00e1razov\u00fd test<\/a> a <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/impact-testing\/\">n\u00e1razov\u00e9 sk\u00fa\u0161ky<\/a> for technique.<\/p>\n<h3>Porovnanie miest merania<\/h3>\n<ul>\n<li>Zmerajte na puzdre lo\u017eiska (najbli\u017e\u0161ie k zdroju).<\/li>\n<li>Zmerajte to e\u0161te raz pri podstavci, z\u00e1kladovej doske a z\u00e1kladoch.<\/li>\n<li>Ak s\u00fa kon\u0161truk\u010dn\u00e9 vibr\u00e1cie ove\u013ea silnej\u0161ie ako vibr\u00e1cie lo\u017e\u00edsk, ide o rezonanciu.<\/li>\n<li>Prenosnos\u0165 nad hodnotou 2\u20133 nazna\u010duje rezonan\u010dn\u00e9 zosilnenie \u2014 a <a href=\"https:\/\/vibromera.eu\/sk\/calculators\/vibration-transmissibility\/\">Kalkul\u00e1tor prenosnosti vibr\u00e1ci\u00ed<\/a> vyjadruje tento pomer.<\/li>\n<\/ul>\n<h3>Prev\u00e1dzkov\u00fd tvar v\u00fdchylky (ODS)<\/h3>\n<ul>\n<li>Merajte vibr\u00e1cie s\u00fa\u010dasne na viacer\u00fdch miestach kon\u0161trukcie.<\/li>\n<li>Spustite anim\u00e1ciu pohybu kon\u0161trukcie, aby ste zistili, ktor\u00fd re\u017eim je akt\u00edvny.<\/li>\n<li>Ur\u010dite uzly a kmitne \u2014 pozri <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/ods-analysis\/\">ODS analysis<\/a> a pre z\u00e1kladn\u00e9 m\u00f3dy, <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/modal-analysis\/\">mod\u00e1lna anal\u00fdza<\/a>.<\/li>\n<\/ul>\n<h2>4. Oddelenie zdroja od \u0161trukt\u00fary v ter\u00e9ne<\/h2>\n<p>Praktick\u00fdm k\u013e\u00fa\u010dom k diagnostike rezonancie je meranie spr\u00e1vania rotora nez\u00e1visle od kon\u0161trukcie, ktor\u00e1 ho obklopuje \u2013 a prenosn\u00fd dvojkan\u00e1lov\u00fd analyz\u00e1tor to umo\u017e\u0148uje bez potreby laborat\u00f3ri\u00ed s meracou technikou alebo odst\u00e1vok. S <a href=\"https:\/\/vibromera.eu\/sk\/produkt\/balanset-1\/\">Balanset-1A<\/a>, analytik zachyt\u00ed 1\u00d7 <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/phase\/\">amplit\u00fada a f\u00e1za<\/a> a cel\u00e9 spektrum v mieste lo\u017eiska, potom pos\u00fava akcelerometer po z\u00e1kladnej doske, podstavci a r\u00e1me a porovn\u00e1va hodnoty bod po bode. Mierne vibr\u00e1cie rotora v kombin\u00e1cii s obrovskou, ostro naladenou hodnotou kon\u0161trukcie s\u00fa nezamenite\u013en\u00fdm znakom rezonancie. Spustenie vo\u013enobehu s t\u00fdm ist\u00fdm pr\u00edstrojom umo\u017e\u0148uje, aby sa rezonan\u010dn\u00fd vrchol prejavil pri prechode r\u00fdchlosti cez neho, a sk\u00fa\u0161obn\u00e1 vyva\u017eovacia v\u00e1ha ur\u010d\u00ed, \u010di je zvy\u0161kov\u00e1 nevyv\u00e1\u017eenos\u0165 skuto\u010dne hnacou silou, alebo len nevinn\u00fdm svedkom, ktor\u00fd je zosilnen\u00fd.<\/p>\n<h2>5. Rie\u0161enia a zmier\u0148ovacie opatrenia<\/h2>\n<h3>Frekven\u010dn\u00e9 oddelenie<\/h3>\n<p><strong>Zme\u0148te prev\u00e1dzkov\u00fa r\u00fdchlos\u0165.<\/strong> Pri zariadeniach s premenlivou r\u00fdchlos\u0165ou sta\u010d\u00ed rezonanciu jednoducho ob\u00eds\u0165 \u2013 zmenou ve\u013ekosti remen\u00edc motora alebo pou\u017eit\u00edm frekven\u010dn\u00e9ho meni\u010da na v\u00fdber nerezonan\u010dnej r\u00fdchlosti. To v\u0161ak nie je v\u017edy praktick\u00e9, ak je r\u00fdchlos\u0165 dan\u00e1 procesom.<\/p>\n<p><strong>Zme\u0148te kon\u0161truk\u010dn\u00fa vlastn\u00fa frekvenciu.<\/strong><\/p>\n<ul>\n<li><strong>Pridajte hmotnos\u0165:<\/strong> zni\u017euje vlastn\u00fa frekvenciu (f \u221d 1\/\u221am).<\/li>\n<li><strong>Add stiffness:<\/strong> zvy\u0161uje vlastn\u00fa frekvenciu (f \u221d \u221ak).<\/li>\n<li><strong>Odstr\u00e1\u0148te materi\u00e1l:<\/strong> v niektor\u00fdch pr\u00edpadoch zn\u00ed\u017eenie hmotnosti u\u017eito\u010dne pos\u00fava rezonan\u010dn\u00fa frekvenciu.<\/li>\n<li><strong>Kon\u0161truk\u010dn\u00e1 \u00faprava:<\/strong> prida\u0165 v\u00fdstuhy, v\u00fdstu\u017en\u00e9 prvky alebo v\u00fdstu\u017e.<\/li>\n<\/ul>\n<p>Tak \u010di onak, <a href=\"https:\/\/vibromera.eu\/sk\/calculators\/foundation-natural-frequency\/\">kalkul\u00e1tor vlastnej frekvencie z\u00e1kladov<\/a> pom\u00e1ha predpoveda\u0165, kde sa modifikovan\u00e1 \u0161trukt\u00fara bude nach\u00e1dza\u0165 vo vz\u0165ahu k frekvencii p\u00f4sobiacej sily, tak\u017ee oprava probl\u00e9m jednoducho nepren\u00e1\u0161a do nov\u00e9ho p\u00e1sma.<\/p>\n<h3>Pr\u00eddavok tlmiacej l\u00e1tky<\/h3>\n<ul>\n<li><strong>Tlmenie s obmedzenou vrstvou:<\/strong> viskoelastick\u00fd materi\u00e1l pripevnen\u00fd k kon\u0161trukcii, ve\u013emi \u00fa\u010dinn\u00fd pri plechov\u00fdch paneloch a r\u00e1moch, ktor\u00fd zni\u017euje rezonan\u010dn\u00fd vrchol.<\/li>\n<li><strong>Laden\u00e9 hmotnostn\u00e9 tlmi\u010de:<\/strong> sekund\u00e1rny syst\u00e9m hmotnosti a pru\u017einy naladen\u00fd na rezonan\u010dn\u00fa frekvenciu, ktor\u00fd pohlcuje energiu a tlm\u00ed pohyb hlavnej kon\u0161trukcie \u2013 je \u00fa\u010dinn\u00fd, ale vy\u017eaduje d\u00f4kladn\u00e9 navrhnutie.<\/li>\n<li><strong>Materi\u00e1ly na tlmenie vibr\u00e1ci\u00ed kon\u0161trukcie:<\/strong> gumov\u00e9 podlo\u017eky alebo izol\u00e1tory na k\u013e\u00fa\u010dov\u00fdch miestach, tlmiace hmoty na povrchoch a trecie tlmi\u010de v spojoch. V pr\u00edpade vysokor\u00fdchlostn\u00fdch rotorov\u00fdch syst\u00e9mov <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/squeeze-film-damper\/\">tlmi\u010d s olejovou f\u00f3liou<\/a> pln\u00ed podobn\u00fa funkciu v lo\u017eisku.<\/li>\n<\/ul>\n<h3>Izol\u00e1cia<\/h3>\n<ul>\n<li>Medzi stroj a z\u00e1klad nain\u0161talujte tlmi\u010de vibr\u00e1ci\u00ed, aby ste tieto dva prvky oddelili.<\/li>\n<li>Plat\u00ed v pr\u00edpade, ak je vlastn\u00e1 frekvencia izol\u00e1tora ni\u017e\u0161ia ako pribli\u017ene 0,5-n\u00e1sobok budiacej frekvencie.<\/li>\n<li>Vy\u017eaduje si d\u00f4kladn\u00e9 navrhnutie, aby sa zabr\u00e1nilo vzniku novej n\u00edzkofrekven\u010dnej rezonancie \u2014 a <a href=\"https:\/\/vibromera.eu\/sk\/calculators\/machine-vibration-isolation\/\">Kalkul\u00e1tor izol\u00e1cie vibr\u00e1ci\u00ed strojov<\/a> a <a href=\"https:\/\/vibromera.eu\/sk\/calculators\/vibration-mount-selection\/\">Kalkul\u00e1tor na v\u00fdber antivibra\u010dn\u00fdch podlo\u017eiek<\/a> pom\u00f4\u017ee v\u00e1m spr\u00e1vne zvoli\u0165 ve\u013ekos\u0165 dr\u017eiakov.<\/li>\n<\/ul>\n<h3>Zn\u00ed\u017eenie budenia<\/h3>\n<ul>\n<li>Zlep\u0161i\u0165 <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/vyvazovanie\/\">kvalita rovnov\u00e1hy<\/a> na zn\u00ed\u017eenie 1\u00d7 budenia.<\/li>\n<li>Na zn\u00ed\u017eenie dvojn\u00e1sobn\u00e9ho vzbudenia pou\u017eite presn\u00e9 vyrovnanie.<\/li>\n<li>Odstr\u00e1\u0148te mechanick\u00e9 poruchy, ktor\u00e9 zvy\u0161uj\u00fa amplit\u00fadu p\u00f4sobenia sily.<\/li>\n<li>T\u00fdm sa pr\u00edznak zmierni, av\u0161ak z\u00e1kladn\u00fd rezonan\u010dn\u00fd potenci\u00e1l sa t\u00fdm neodstr\u00e1ni.<\/li>\n<\/ul>\n<h2>6. Prevencia u\u017e v \u0161t\u00e1diu n\u00e1vrhu<\/h2>\n<h3>Krit\u00e9ri\u00e1 pre n\u00e1vrh z\u00e1kladov<\/h3>\n<ul>\n<li>Sna\u017ete sa dosiahnu\u0165 vlastn\u00fa frekvenciu z\u00e1kladu vy\u0161\u0161iu ako dvojn\u00e1sobok maxim\u00e1lnej prev\u00e1dzkovej frekvencie (aby sa zabr\u00e1nilo rezonancii zhora).<\/li>\n<li>Alebo pod 0,5-n\u00e1sobkom minim\u00e1lnej prev\u00e1dzkovej frekvencie (izolovan\u00fd z\u00e1klad).<\/li>\n<li>Vyhnite sa rozsahu 0,5\u20132,0\u00d7, kde je pravdepodobn\u00e1 rezonancia.<\/li>\n<li>Zahr\u0148te dynamick\u00fa anal\u00fdzu u\u017e do f\u00e1zy n\u00e1vrhu, rovnako ako v pr\u00edpade rotora <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/critical-speed\/\">kritick\u00e9 r\u00fdchlosti<\/a> sa porovn\u00e1vaj\u00fa s jeho prev\u00e1dzkov\u00fdm rozsahom.<\/li>\n<\/ul>\n<h3>Kon\u0161truk\u010dn\u00fd n\u00e1vrh<\/h3>\n<ul>\n<li>N\u00e1vrh zoh\u013ead\u0148uj\u00faci primeranos\u0165 <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/stiffness\/\">tuhos\u0165<\/a> vzh\u013eadom na frekvencie p\u00f4sobiacej sily.<\/li>\n<li>Vyhnite sa kon\u0161trukci\u00e1m s mal\u00fdm za\u0165a\u017een\u00edm, ktor\u00e9 s\u00fa n\u00e1chyln\u00e9 na rezonanciu.<\/li>\n<li>Na zv\u00fd\u0161enie frekvencie pou\u017eite rebrovanie a v\u00fdstuhy.<\/li>\n<li>Zabudova\u0165 vlastn\u00e9 tlmenie \u2013 kompozitn\u00e9 materi\u00e1ly alebo spoje navrhnut\u00e9 tak, aby rozptylovali energiu prostredn\u00edctvom trenia.<\/li>\n<\/ul>\n<p>Kon\u0161truk\u010dn\u00e1 rezonancia premie\u0148a drobn\u00e9 zdroje vibr\u00e1ci\u00ed na z\u00e1va\u017en\u00e9 probl\u00e9my prostredn\u00edctvom ich v\u00fdrazn\u00e9ho zosilnenia. Identifik\u00e1cia rezonanci\u00ed prostredn\u00edctvom n\u00e1razov\u00fdch testov a prev\u00e1dzkov\u00fdch meran\u00ed a n\u00e1sledn\u00e9 uplatnenie vhodn\u00fdch opatren\u00ed na ich potla\u010denie \u2013 frekven\u010dn\u00e9 oddelenie, tlmenie, izol\u00e1cia alebo zn\u00ed\u017eenie excit\u00e1cie \u2013 je k\u013e\u00fa\u010dov\u00e9 pre dosiahnutie prijate\u013enej \u00farovne vibr\u00e1ci\u00ed v ka\u017edej in\u0161tal\u00e1cii, kde kon\u0161truk\u010dn\u00e1 dynamika v\u00fdrazne ovplyv\u0148uje celkov\u00e9 spr\u00e1vanie stroja.<\/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 \u0161truktur\u00e1lnej rezonancii a zosilnen\u00ed vibr\u00e1ci\u00ed, ke\u010f prev\u00e1dzkov\u00e9 frekvencie stroja zodpovedaj\u00fa vlastn\u00fdm frekvenci\u00e1m nosn\u00fdch kon\u0161trukci\u00ed, z\u00e1kladov alebo r\u00e1mov.<\/p>","protected":false},"featured_media":0,"template":"","meta":{"ai_generated_summary":"","footnotes":""},"categories":[109,110],"tags":[],"class_list":["post-258","glossary","type-glossary","status-publish","hentry","category-glossary","category-vibration-diagnostics"],"_links":{"self":[{"href":"https:\/\/vibromera.eu\/sk\/wp-json\/wp\/v2\/glossary\/258","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\/258\/revisions"}],"predecessor-version":[{"id":101414,"href":"https:\/\/vibromera.eu\/sk\/wp-json\/wp\/v2\/glossary\/258\/revisions\/101414"}],"wp:attachment":[{"href":"https:\/\/vibromera.eu\/sk\/wp-json\/wp\/v2\/media?parent=258"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vibromera.eu\/sk\/wp-json\/wp\/v2\/categories?post=258"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vibromera.eu\/sk\/wp-json\/wp\/v2\/tags?post=258"}],"curies":[{"name":"pracovn\u00fd list","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}