{"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\/cs\/glossary\/structural-resonance\/","title":{"rendered":"Co je struktur\u00e1ln\u00ed rezonance? Vibrace nosn\u00e9ho syst\u00e9mu"},"content":{"rendered":"<h1>Pochopen\u00ed struktur\u00e1ln\u00ed rezonance<\/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\/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=\"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\/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=\"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\/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=\"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\/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=\"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\/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=\"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\/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=\"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\/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=\"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\/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=\"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\/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=\"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\/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=\"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\/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=\"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\/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=\"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\/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=\"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\/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=\"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>Struktur\u00e1ln\u00ed rezonance<\/strong> je stav, p\u0159i kter\u00e9m je frekvence buzen\u00ed od rotuj\u00edc\u00edch stroj\u016f \u2014 1\u00d7 <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/running-speed\/\">provozn\u00ed ot\u00e1\u010dky<\/a>, 2\u00d7 od <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/misalignment\/\">nesouosost<\/a>nebo frekvence pr\u016fchodu lopatky \u2014 odpov\u00edd\u00e1 <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/natural-frequency\/\">vlastn\u00ed frekvence<\/a> nerotuj\u00edc\u00ed nosn\u00e9 konstrukce. Touto konstrukc\u00ed m\u016f\u017ee b\u00fdt r\u00e1m stroje, z\u00e1kladov\u00e1 deska, <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/bearing-pedestal\/\">podstavce<\/a>, z\u00e1kladnu nebo dokonce i okoln\u00ed potrub\u00ed a plo\u0161iny. Pokud se frekvence shoduj\u00ed, <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/resonance\/\">rezonance<\/a> zesiluje struktur\u00e1ln\u00ed vibrace na hodnoty, kter\u00e9 daleko p\u0159evy\u0161uj\u00ed to, co samy rotuj\u00edc\u00ed sou\u010d\u00e1sti za\u017e\u00edvaj\u00ed.<\/p>\n<p>Struktur\u00e1ln\u00ed rezonance je nebezpe\u010dn\u00e1 pr\u00e1v\u011b proto, \u017ee se maskuje. M\u016f\u017ee zp\u016fsobit, \u017ee vyv\u00e1\u017een\u00fd a spr\u00e1vn\u011b se\u0159\u00edzen\u00fd stroj vypad\u00e1, jako by m\u011bl z\u00e1va\u017enou z\u00e1vadu. Siln\u00e9 vibrace vznikaj\u00ed v konstrukci a nemus\u00ed nutn\u011b znamenat, \u017ee m\u00e1 rotor pot\u00ed\u017ee \u2013 p\u0159esto se v\u0161ak pohyb konstrukce m\u016f\u017ee p\u0159en\u00e1\u0161et zp\u011bt na rotor a v pr\u016fb\u011bhu \u010dasu zp\u016fsobit skute\u010dn\u00e9 mechanick\u00e9 po\u0161kozen\u00ed. Rozli\u0161it zesilova\u010d od zdroje je j\u00e1drem cel\u00e9 diagnostick\u00e9 v\u00fdzvy.<\/p>\n<h2>1. Jak vznik\u00e1 struktur\u00e1ln\u00ed rezonance<\/h2>\n<h3>Mechanismus rezonance<\/h3>\n<ol>\n<li><strong>Zdroj buzen\u00ed:<\/strong> stroj vyv\u00edj\u00ed periodick\u00e9 s\u00edly \u2014 od <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/unbalance\/\">nevyv\u00e1\u017eenost<\/a>, nesouosost a podobn\u011b.<\/li>\n<li><strong>P\u0159enos s\u00edly:<\/strong> tyto s\u00edly se p\u0159en\u00e1\u0161ej\u00ed p\u0159es lo\u017eiska do nosn\u00e9 konstrukce.<\/li>\n<li><strong>Frekven\u010dn\u00ed shoda:<\/strong> vzbudic\u00ed frekvence se shoduje s vlastn\u00ed frekvenc\u00ed konstrukce.<\/li>\n<li><strong>Akumulace energie:<\/strong> konstrukce energii b\u011bhem mnoha cykl\u016f pohlcuje, m\u00edsto aby ji rozptylovala.<\/li>\n<li><strong>Zes\u00edlen\u00ed:<\/strong> amplituda nar\u016fst\u00e1, omezena pouze konstruk\u010dn\u00edmi <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/damping\/\">tlumen\u00ed<\/a>.<\/li>\n<li><strong>Zji\u0161t\u011bn\u00fd \u00fa\u010dinek:<\/strong> konstrukce m\u016f\u017ee vibrovat 5\u201350kr\u00e1t siln\u011bji, ne\u017e by zp\u016fsobila samotn\u00e1 vstupn\u00ed s\u00edla.<\/li>\n<\/ol>\n<p>M\u00edra tohoto zes\u00edlen\u00ed je d\u00e1na t\u00e9m\u011b\u0159 v\u00fdhradn\u011b tlumen\u00edm. P\u0159i mal\u00e9m tlumen\u00ed m\u016f\u017ee ostr\u00e1 rezonance pohyb zn\u00e1sobit i des\u00edtkykr\u00e1t; p\u0159i siln\u00e9m tlumen\u00ed se stejn\u00e1 shoda frekvenc\u00ed t\u00e9m\u011b\u0159 neprojev\u00ed. Pr\u00e1v\u011b proto jsou tlumic\u00ed opat\u0159en\u00ed tak \u00fa\u010dinn\u00fdm n\u00e1strojem a pr\u00e1v\u011b proto <a href=\"https:\/\/vibromera.eu\/cs\/calculators\/damping-ratio-calculator\/\">kalkul\u00e1tor tlumic\u00edho pom\u011bru<\/a> je u\u017eite\u010dn\u00e9 pro odhad, jak v\u00fdrazn\u00e9 budou v\u00fdkyvy dan\u00e9 struktury.<\/p>\n<h3>Typick\u00e9 frekven\u010dn\u00ed rozsahy<\/h3>\n<ul>\n<li><strong>Re\u017eimy z\u00e1kladu:<\/strong> obvykle 5\u201330 Hz u b\u011b\u017en\u00fdch pr\u016fmyslov\u00fdch z\u00e1klad\u016f.<\/li>\n<li><strong>Re\u017eimy z\u00e1kladov\u00e9 desky:<\/strong> 20\u2013100 Hz v z\u00e1vislosti na velikosti a konstrukci.<\/li>\n<li><strong>Re\u017eimy podstavce:<\/strong> 30\u2013200 Hz u b\u011b\u017en\u00fdch lo\u017eiskov\u00fdch ulo\u017een\u00ed.<\/li>\n<li><strong>Re\u017eimy r\u00e1me\u010dku a krytu:<\/strong> 50\u2013500 Hz pro plechov\u00e9 panely a kryty.<\/li>\n<\/ul>\n<p>Pokud je rezonan\u010dn\u00edm prvkem samotn\u00e9 t\u011blo stroje a nikoli jeho podp\u011bry, stejn\u00fd fyzik\u00e1ln\u00ed jev se popisuje jako <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/frame-resonance\/\">rezonance r\u00e1mu<\/a>; pokud zn\u00ed upevn\u011bn\u00ed sn\u00edma\u010de, st\u00e1v\u00e1 se <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/mounting-resonance\/\">mont\u00e1\u017en\u00ed rezonance<\/a>. V\u0161echny t\u0159i jsou projevy t\u00e9ho\u017e jevu zes\u00edlen\u00ed v r\u016fzn\u00fdch \u010d\u00e1stech struktury.<\/p>\n<h2>2. B\u011b\u017en\u00e9 sc\u00e9n\u00e1\u0159e rezonance<\/h2>\n<h3>1\u00d7 rezonance p\u0159i rychlosti b\u011bhu<\/h3>\n<ul>\n<li><strong>P\u0159\u00edklad:<\/strong> stroj pracuj\u00edc\u00ed p\u0159i 1800 ot.\/min (30 Hz) s vlastn\u00ed frekvenc\u00ed z\u00e1klad\u016f 28\u201332 Hz.<\/li>\n<li><strong>P\u0159\u00edznak:<\/strong> velmi siln\u00e9 vibrace i p\u0159es dobrou vyv\u00e1\u017eenost.<\/li>\n<li><strong>\u00da\u010dinek:<\/strong> i mal\u00e1 zbytkov\u00e1 nevyv\u00e1\u017eenost zp\u016fsobuje zna\u010dn\u00e9 pohyby konstrukce.<\/li>\n<li><strong>\u0158e\u0161en\u00ed:<\/strong> zm\u011bnit z\u00e1klady <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/foundation-stiffness\/\">tuhost<\/a>, p\u0159idat tlumen\u00ed nebo zm\u011bnit provozn\u00ed ot\u00e1\u010dky.<\/li>\n<\/ul>\n<h3>2\u00d7 rezonance (frekvence nesouososti)<\/h3>\n<ul>\n<li>Nesouosost zp\u016fsobuje dvojn\u00e1sobn\u00e9 buzen\u00ed.<\/li>\n<li>Pokud 2\u00d7 odpov\u00edd\u00e1 struktur\u00e1ln\u00edmu m\u00f3du, doch\u00e1z\u00ed k amplifikaci<\/li>\n<li>Siln\u00e9 vibrace se \u010dasto myln\u011b pova\u017euj\u00ed za z\u00e1va\u017enou nesouosost.<\/li>\n<li>Zlep\u0161en\u00ed vyrovn\u00e1n\u00ed sice pom\u00e1h\u00e1, ale samotnou rezonanci neodstran\u00ed.<\/li>\n<\/ul>\n<h3>Rezonance p\u0159i frekvenci pr\u016fchodu lopatky<\/h3>\n<ul>\n<li>Ventil\u00e1tory, \u010derpadla a turb\u00edny vytv\u00e1\u0159ej\u00ed <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/blade-passing-frequency\/\">frekvence pr\u016fchodu lopatky<\/a> (N \u00d7 ot.\/min, kde N je po\u010det lopatek) \u2014 u \u010derpadel ekvivalent <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/vane-passing-frequency\/\">frekvence pr\u016fchodu lopatky<\/a>.<\/li>\n<li>\u010casto v rozsahu 50\u2013500 Hz.<\/li>\n<li>M\u016f\u017ee v tomto p\u00e1smu vyvolat struktur\u00e1ln\u00ed rezonan\u010dn\u00ed m\u00f3dy.<\/li>\n<li>Vyd\u00e1v\u00e1 vysokofrekven\u010dn\u00ed chrast\u011bn\u00ed nebo bzu\u010den\u00ed.<\/li>\n<\/ul>\n<h2>3. Diagnostick\u00e1 identifikace<\/h2>\n<h3>P\u0159\u00edznaky struktur\u00e1ln\u00ed rezonance<\/h3>\n<ul>\n<li><strong>Ne\u00fam\u011brn\u00e9 vibrace:<\/strong> konstruk\u010dn\u00ed vibrace, kter\u00e9 jsou mnohem vy\u0161\u0161\u00ed ne\u017e vibrace lo\u017eisek.<\/li>\n<li><strong>\u00dazk\u00fd rozsah ot\u00e1\u010dek:<\/strong> vysok\u00e9 vibrace pouze p\u0159i ur\u010dit\u00e9 ot\u00e1\u010dk\u00e1ch (\u00b15\u201310 %).<\/li>\n<li><strong>Z\u00e1vislost na sm\u011bru:<\/strong> siln\u00e9 v jednom sm\u011bru, minim\u00e1ln\u00ed v prav\u00e9m \u00fahlu \u2013 v souladu s tvarem kmit\u00e1n\u00ed.<\/li>\n<li><strong>Z\u00e1vislost na m\u00edst\u011b:<\/strong> Vibrace se v r\u00e1mci konstrukce zna\u010dn\u011b li\u0161\u00ed (antiumzly oproti uzl\u016fm).<\/li>\n<li><strong>Minim\u00e1ln\u00ed vliv lo\u017eiska:<\/strong> lo\u017eiska a rotor mohou b\u00fdt v naprost\u00e9m po\u0159\u00e1dku, zat\u00edmco samotn\u00e1 konstrukce je z\u00e1va\u017en\u00e1.<\/li>\n<\/ul>\n<h3>Zkou\u0161ka n\u00e1razem (zkou\u0161ka kladivem)<\/h3>\n<p>Nejspolehliv\u011bj\u0161\u00ed test. Ude\u0159te do konstrukce kladivem a zm\u011b\u0159te odezvu, abyste zjistili v\u0161echny vlastn\u00ed frekvence konstrukce, a pot\u00e9 je porovnejte s provozn\u00edmi frekvencemi stroje. Viz <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/bump-test\/\">n\u00e1razov\u00fd test<\/a> a <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/impact-testing\/\">n\u00e1razov\u00e9 zkou\u0161ky<\/a> pro techniku.<\/p>\n<h3>Porovn\u00e1n\u00ed m\u00edst m\u011b\u0159en\u00ed<\/h3>\n<ul>\n<li>Zm\u011b\u0159te na lo\u017eiskov\u00e9m t\u011blesu (nejbl\u00ed\u017ee ke zdroji).<\/li>\n<li>Zm\u011b\u0159te znovu u patky podstavce, z\u00e1kladov\u00e9 desky a z\u00e1klad\u016f.<\/li>\n<li>Pokud jsou konstruk\u010dn\u00ed vibrace v\u00fdrazn\u011b vy\u0161\u0161\u00ed ne\u017e vibrace lo\u017eiska, je to zn\u00e1mkou rezonance.<\/li>\n<li>P\u0159enositelnost vy\u0161\u0161\u00ed ne\u017e 2\u20133 nazna\u010duje rezonan\u010dn\u00ed zes\u00edlen\u00ed \u2014 a <a href=\"https:\/\/vibromera.eu\/cs\/calculators\/vibration-transmissibility\/\">kalkul\u00e1tor p\u0159enosu vibrac\u00ed<\/a> vyj\u00e1d\u0159\u00ed tento pom\u011br \u010d\u00edseln\u011b.<\/li>\n<\/ul>\n<h3>Provozn\u00ed tvar pr\u016fhybu (ODS)<\/h3>\n<ul>\n<li>M\u011b\u0159te vibrace sou\u010dasn\u011b na mnoha m\u00edstech konstrukce.<\/li>\n<li>Zobrazte pohyb konstrukce, abyste zjistili, kter\u00fd re\u017eim je aktivn\u00ed.<\/li>\n<li>Ur\u010dete uzly a antivuzly \u2014 viz <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/ods-analysis\/\">Anal\u00fdza ODS<\/a> a pro z\u00e1kladn\u00ed m\u00f3dy <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/modal-analysis\/\">mod\u00e1ln\u00ed anal\u00fdza<\/a>.<\/li>\n<\/ul>\n<h2>4. Odd\u011blen\u00ed zdroje od struktury v ter\u00e9nu<\/h2>\n<p>Praktick\u00fdm kl\u00ed\u010dem k diagnostice rezonance je m\u011b\u0159en\u00ed chov\u00e1n\u00ed rotoru nez\u00e1visle na okoln\u00ed konstrukci \u2013 a p\u0159enosn\u00fd dvoukan\u00e1lov\u00fd analyz\u00e1tor to umo\u017e\u0148uje bez nutnosti vyu\u017e\u00edvat m\u011b\u0159ic\u00ed laborato\u0159e nebo p\u0159eru\u0161ovat provoz. S t\u00edmto <a href=\"https:\/\/vibromera.eu\/cs\/produkt\/balanset-1\/\">Balanset-1A<\/a>, analytik zaznamen\u00e1 1\u00d7 <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/phase\/\">amplituda a f\u00e1ze<\/a> a cel\u00e9 spektrum v m\u00edst\u011b lo\u017eiska, pot\u00e9 posouv\u00e1 akcelerometr po z\u00e1kladov\u00e9 desce, podstavci a r\u00e1mu a porovn\u00e1v\u00e1 hodnoty bod po bodu. M\u00edrn\u00e9 vibrace rotoru v kombinaci s v\u00fdrazn\u00fdm, ost\u0159e vymezen\u00fdm struktur\u00e1ln\u00edm sign\u00e1lem jsou nezam\u011bniteln\u00fdm znakem rezonance. Proveden\u00ed rozb\u011bhu bez z\u00e1t\u011b\u017ee se stejn\u00fdm p\u0159\u00edstrojem umo\u017en\u00ed, aby se rezonan\u010dn\u00ed vrchol projevil p\u0159i pr\u016fchodu ot\u00e1\u010dek, a zku\u0161ebn\u00ed vyv\u00e1\u017een\u00ed ur\u010d\u00ed, zda je zbytkov\u00e1 nevyv\u00e1\u017eenost skute\u010dn\u011b hnac\u00ed silou, nebo pouze nevinn\u00fdm sv\u011bdkem, kter\u00fd je zesilov \u00e1n.<\/p>\n<h2>5. \u0158e\u0161en\u00ed a zm\u00edr\u0148uj\u00edc\u00ed opat\u0159en\u00ed<\/h2>\n<h3>Frekven\u010dn\u00ed odd\u011blen\u00ed<\/h3>\n<p><strong>Zm\u011b\u0148te provozn\u00ed ot\u00e1\u010dky.<\/strong> U za\u0159\u00edzen\u00ed s prom\u011bnn\u00fdmi ot\u00e1\u010dkami sta\u010d\u00ed rezonanci jednodu\u0161e obej\u00edt \u2013 zm\u011bnit velikost \u0159emenic motoru nebo pomoc\u00ed frekven\u010dn\u00edho m\u011bni\u010de zvolit nerezonan\u010dn\u00ed ot\u00e1\u010dky. To v\u0161ak nen\u00ed v\u017edy provediteln\u00e9, pokud jsou ot\u00e1\u010dky dan\u00e9 procesem.<\/p>\n<p><strong>Zm\u011b\u0148te vlastn\u00ed frekvenci konstrukce.<\/strong><\/p>\n<ul>\n<li><strong>P\u0159idejte hmotnost:<\/strong> sni\u017euje vlastn\u00ed frekvenci (f \u221d 1\/\u221am).<\/li>\n<li><strong>P\u0159idejte tuhost:<\/strong> zvy\u0161uje vlastn\u00ed frekvenci (f \u221d \u221ak).<\/li>\n<li><strong>P\u0159idejte tuhost:<\/strong> v n\u011bkter\u00fdch p\u0159\u00edpadech vede \u00fabytek hmoty k \u017e\u00e1douc\u00edmu posunu rezonan\u010dn\u00ed frekvence.<\/li>\n<li><strong>Konstruk\u010dn\u00ed \u00faprava:<\/strong> p\u0159idat v\u00fdztuhy, v\u00fdztu\u017en\u00e9 prvky nebo zpevn\u011bn\u00ed.<\/li>\n<\/ul>\n<p>A\u0165 tak \u010di onak, a <a href=\"https:\/\/vibromera.eu\/cs\/calculators\/foundation-natural-frequency\/\">kalkul\u00e1tor vlastn\u00ed frekvence z\u00e1klad\u016f<\/a> pom\u00e1h\u00e1 p\u0159edpov\u011bd\u011bt, kde se upraven\u00e1 struktura bude nach\u00e1zet vzhledem k bud\u00edc\u00ed frekvenci, tak\u017ee oprava probl\u00e9m pouze nep\u0159esune do jin\u00e9ho frekven\u010dn\u00edho p\u00e1sma.<\/p>\n<h3>P\u0159id\u00e1n\u00ed tlumic\u00edho prost\u0159edku<\/h3>\n<ul>\n<li><strong>Tlumen\u00ed s omezenou vrstvou:<\/strong> viskoelastick\u00fd materi\u00e1l p\u0159ilepen\u00fd ke konstrukci, kter\u00fd se velmi osv\u011bd\u010duje u plechov\u00fdch panel\u016f a r\u00e1m\u016f a tlum\u00ed rezonan\u010dn\u00ed \u0161pi\u010dky.<\/li>\n<li><strong>Tlumi\u010de s laditelnou hmotnost\u00ed:<\/strong> sekund\u00e1rn\u00ed syst\u00e9m hmota-pru\u017eina nalad\u011bn\u00fd na kritickou frekvenci, kter\u00fd pohlcuje energii a tlum\u00ed pohyb hlavn\u00ed konstrukce \u2013 \u00fa\u010dinn\u00e9 \u0159e\u0161en\u00ed, kter\u00e9 v\u0161ak vy\u017eaduje pe\u010dliv\u00e9 navrhov\u00e1n\u00ed.<\/li>\n<li><strong>Materi\u00e1ly pro struktur\u00e1ln\u00ed tlumen\u00ed:<\/strong> gumov\u00e9 podlo\u017eky nebo izol\u00e1tory na kl\u00ed\u010dov\u00fdch m\u00edstech, tlumic\u00ed hmoty na povr\u0161\u00edch a t\u0159ec\u00ed tlumi\u010de ve spoj\u00edch. U vysokorychlostn\u00edch rotorov\u00fdch syst\u00e9m\u016f <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/squeeze-film-damper\/\">tlumi\u010de s lisovac\u00edm filmem<\/a> pln\u00ed stejnou funkci u lo\u017eiska.<\/li>\n<\/ul>\n<h3>Izolace<\/h3>\n<ul>\n<li>Mezi stroj a z\u00e1kladnu nainstalujte tlumi\u010de vibrac\u00ed, aby se tyto dva prvky od sebe odd\u011blily.<\/li>\n<li>Plat\u00ed v p\u0159\u00edpad\u011b, \u017ee vlastn\u00ed frekvence izol\u00e1toru je ni\u017e\u0161\u00ed ne\u017e p\u0159ibli\u017en\u011b 0,5n\u00e1sobek budic\u00ed frekvence.<\/li>\n<li>Vy\u017eaduje pe\u010dliv\u00e9 navrhov\u00e1n\u00ed, aby se zabr\u00e1nilo vzniku nov\u00e9 n\u00edzkofrekven\u010dn\u00ed rezonance \u2014 a <a href=\"https:\/\/vibromera.eu\/cs\/calculators\/machine-vibration-isolation\/\">kalkul\u00e1tor izolace vibrac\u00ed stroj\u016f<\/a> a <a href=\"https:\/\/vibromera.eu\/cs\/calculators\/vibration-mount-selection\/\">Kalkul\u00e1tor pro v\u00fdb\u011br antivibra\u010dn\u00edch podlo\u017eek<\/a> pom\u016f\u017ee v\u00e1m spr\u00e1vn\u011b zvolit velikost dr\u017e\u00e1k\u016f.<\/li>\n<\/ul>\n<h3>Sn\u00ed\u017eit buzen\u00ed<\/h3>\n<ul>\n<li>Zlep\u0161it <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/vyvazovani\/\">kvalita vyv\u00e1\u017een\u00ed<\/a> pro sn\u00ed\u017een\u00ed 1\u00d7 buzen\u00ed.<\/li>\n<li>Pomoc\u00ed p\u0159esn\u00e9ho vyrovn\u00e1n\u00ed omezte dvojn\u00e1sobn\u00e9 buzen\u00ed.<\/li>\n<li>Opravte mechanick\u00e9 z\u00e1vady, kter\u00e9 zvy\u0161uj\u00ed amplitudu s\u00edly.<\/li>\n<li>To sice zm\u00edr\u0148uje p\u0159\u00edznaky, ale neodstra\u0148uje z\u00e1kladn\u00ed rezonan\u010dn\u00ed potenci\u00e1l.<\/li>\n<\/ul>\n<h2>6. Prevence ji\u017e ve f\u00e1zi n\u00e1vrhu<\/h2>\n<h3>Krit\u00e9ria pro navrhov\u00e1n\u00ed z\u00e1klad\u016f<\/h3>\n<ul>\n<li>Sna\u017ete se dos\u00e1hnout vlastn\u00ed frekvence z\u00e1kladny vy\u0161\u0161\u00ed ne\u017e dvojn\u00e1sobek maxim\u00e1ln\u00ed provozn\u00ed frekvence (t\u00edm se zabr\u00e1n\u00ed rezonanci).<\/li>\n<li>Nebo m\u00e9n\u011b ne\u017e 0,5n\u00e1sobek minim\u00e1ln\u00ed provozn\u00ed frekvence (izolovan\u00fd z\u00e1klad).<\/li>\n<li>Vyhn\u011bte se rozsahu 0,5\u20132,0\u00d7, kde je pravd\u011bpodobn\u00fd v\u00fdskyt rezonance.<\/li>\n<li>Zahr\u0148te dynamickou anal\u00fdzu ji\u017e do f\u00e1ze n\u00e1vrhu, stejn\u011b jako u rotoru <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/critical-speed\/\">kritick\u00e9 rychlosti<\/a> jsou porovn\u00e1ny s jeho provozn\u00edm rozsahem.<\/li>\n<\/ul>\n<h3>Konstruk\u010dn\u00ed n\u00e1vrh<\/h3>\n<ul>\n<li>N\u00e1vrh pro adekv\u00e1tn\u00ed <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/stiffness\/\">tuhost<\/a> vzhledem k frekvenc\u00edm p\u016fsoben\u00ed.<\/li>\n<li>Vyhn\u011bte se konstrukc\u00edm s mal\u00fdm zat\u00ed\u017een\u00edm, kter\u00e9 jsou n\u00e1chyln\u00e9 k rezonanci.<\/li>\n<li>K zv\u00fd\u0161en\u00ed frekvence pou\u017eijte \u017eebrov\u00e1n\u00ed a v\u00fdztuhy.<\/li>\n<li>Zabudovat vlastn\u00ed tlumen\u00ed \u2013 kompozitn\u00ed materi\u00e1ly nebo spoje navr\u017een\u00e9 tak, aby rozptylovaly energii prost\u0159ednictv\u00edm t\u0159en\u00ed.<\/li>\n<\/ul>\n<p>Konstruk\u010dn\u00ed rezonance prom\u011b\u0148uje drobn\u00e9 zdroje vibrac\u00ed v z\u00e1va\u017en\u00e9 probl\u00e9my pouh\u00fdm zes\u00edlen\u00edm. Identifikace rezonanc\u00ed pomoc\u00ed r\u00e1zov\u00fdch zkou\u0161ek a provozn\u00edch m\u011b\u0159en\u00ed a n\u00e1sledn\u00e9 uplatn\u011bn\u00ed vhodn\u00fdch opat\u0159en\u00ed k jejich potla\u010den\u00ed \u2013 frekven\u010dn\u00ed separace, tlumen\u00ed, izolace nebo sn\u00ed\u017een\u00ed buzen\u00ed \u2013 je z\u00e1sadn\u00ed pro dosa\u017een\u00ed p\u0159ijateln\u00e9 \u00farovn\u011b vibrac\u00ed v jak\u00e9koli instalaci, kde dynamika konstrukce v\u00fdznamn\u011b ovliv\u0148uje celkov\u00e9 chov\u00e1n\u00ed stroje.<\/p>\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>Seznamte se s struktur\u00e1ln\u00ed rezonanc\u00ed a zesilov\u00e1n\u00edm vibrac\u00ed, kdy\u017e provozn\u00ed frekvence stroje odpov\u00eddaj\u00ed vlastn\u00edm frekvenc\u00edm nosn\u00fdch konstrukc\u00ed, z\u00e1klad\u016f nebo r\u00e1m\u016f.<\/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\/cs\/wp-json\/wp\/v2\/glossary\/258","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":1,"href":"https:\/\/vibromera.eu\/cs\/wp-json\/wp\/v2\/glossary\/258\/revisions"}],"predecessor-version":[{"id":101414,"href":"https:\/\/vibromera.eu\/cs\/wp-json\/wp\/v2\/glossary\/258\/revisions\/101414"}],"wp:attachment":[{"href":"https:\/\/vibromera.eu\/cs\/wp-json\/wp\/v2\/media?parent=258"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vibromera.eu\/cs\/wp-json\/wp\/v2\/categories?post=258"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vibromera.eu\/cs\/wp-json\/wp\/v2\/tags?post=258"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}