{"id":54,"date":"2025-10-31T00:25:51","date_gmt":"2025-10-31T00:25:51","guid":{"rendered":"https:\/\/vibromera.eu\/glossary\/beating\/"},"modified":"2026-05-23T22:40:41","modified_gmt":"2026-05-23T22:40:41","slug":"beating","status":"publish","type":"glossary","link":"https:\/\/vibromera.eu\/cs\/glossary\/beating\/","title":{"rendered":"Pulzov\u00e1n\u00ed (Beating) ve vibra\u010dn\u00ed anal\u00fdze: P\u0159\u00ed\u010diny a identifikace"},"content":{"rendered":"<h1>Pulzov\u00e1n\u00ed (Beating) ve vibra\u010dn\u00ed anal\u00fdze: P\u0159\u00ed\u010diny a identifikace<\/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\/54?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\/54?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\/54?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\/54?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\/54?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\/54?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\/54?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\/54?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\/54?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\/54?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\/54?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\/54?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\/54?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\/54?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>V <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/vibration-analysis\/\">anal\u00fdza vibrac\u00ed<\/a>, <strong>bit\u00ed<\/strong> (or a <strong>bit\u00ed<\/strong>) je charakteristick\u00fd jev vyzna\u010duj\u00edc\u00ed se pomal\u00fdm, periodick\u00fdm n\u00e1r\u016fstem a poklesem amplitudy <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/vibration\/\">vibrace<\/a> sign\u00e1lu. Vznik\u00e1 tehdy, kdy\u017e jsou sou\u010dasn\u011b p\u0159\u00edtomny dv\u011b samostatn\u00e9 vibra\u010dn\u00ed slo\u017eky s velmi bl\u00edzk\u00fdmi \u2014 av\u0161ak toto\u017en\u00fdmi \u2014 <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/frequency\/\">frekvence<\/a> jsou p\u0159\u00edtomny sou\u010dasn\u011b a kombinuj\u00ed se. V\u00fdsledn\u00fd <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/time-waveform\/\">\u010dasov\u00fd pr\u016fb\u011bh<\/a> vypad\u00e1 jako jedin\u00e1 sinusov\u00e1 vlna, jej\u00ed\u017e amplituda se pomalu rytmicky zv\u011bt\u0161uje a zmen\u0161uje v pravideln\u00e9m, t\u00e9m\u011b\u0159 d\u00fdchac\u00edm vzoru. Rozpozn\u00e1n\u00ed r\u00e1zu je cenn\u00e9, proto\u017ee jde o p\u0159\u00edm\u00fd a jednozna\u010dn\u00fd projev dvou sou\u010dasn\u011b existuj\u00edc\u00edch zdroj\u016f pracuj\u00edc\u00edch t\u00e9m\u011b\u0159 stejnou rychlost\u00ed.<\/p>\n<h2>1. Definice: Co je vibra\u010dn\u00fd r\u00e1zov\u00fd jev?<\/h2>\n<p>R\u00e1zov\u00fd jev nen\u00ed samostatnou frekvenc\u00ed \u2014 je to sly\u0161iteln\u00fd a m\u011b\u0159iteln\u00fd d\u016fsledek vz\u00e1jemn\u00e9ho p\u016fsoben\u00ed dvou frekvenc\u00ed. Uchu se projevuje charakteristick\u00fdm &#8220;kmitav\u00fdm&#8221; nebo pulzuj\u00edc\u00edm zvukem; na <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/amplitude\/\">amplituda<\/a> m\u011b\u0159idle se projev\u00ed jako v\u00fdsledek, kter\u00fd nen\u00ed stabiln\u00ed a pravideln\u011b kol\u00eds\u00e1 nahoru a dol\u016f. \u010c\u00edm bl\u00ed\u017ee jsou si ob\u011b zdrojov\u00e9 frekvence, t\u00edm pomalej\u0161\u00ed a v\u00fdrazn\u011bj\u0161\u00ed je pulzov\u00e1n\u00ed; \u010d\u00edm v\u00edce se od sebe li\u0161\u00ed, t\u00edm rychlej\u0161\u00ed je pulsace, a\u017e nakonec ucho i analyz\u00e1tor jednodu\u0161e sly\u0161\u00ed dva odli\u0161n\u00e9 t\u00f3ny m\u00edsto jednoho modulovan\u00e9ho t\u00f3nu.<\/p>\n<p>T\u00edm se r\u00e1zov\u00fd jev z\u00e1sadn\u011b li\u0161\u00ed od <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/amplitude\/\">amplituda<\/a> modulace zp\u016fsoben\u00e9 z\u00e1vadou uvnit\u0159 jedin\u00e9ho stroje. R\u00e1zov\u00fd jev vy\u017eaduje dv\u011b nez\u00e1visl\u00e1 buzen\u00ed srovnateln\u00e9 intenzity; jedn\u00e1 se o <em>interference<\/em> efekt, nikoli o z\u00e1vadu jedn\u00e9 sou\u010d\u00e1sti.<\/p>\n<h2>2. Fyzika r\u00e1zov\u00e9ho jevu<\/h2>\n<p>R\u00e1zov\u00fd jev je d\u016fsledkem konstruktivn\u00ed a destruktivn\u00ed interference. Kdy\u017e se vrcholy obou vibra\u010dn\u00edch vln p\u0159ekr\u00fdvaj\u00ed (f\u00e1zov\u00e1 shoda), jejich amplitudy se s\u010d\u00edtaj\u00ed a vznik\u00e1 vy\u0161\u0161\u00ed celkov\u00e1 amplituda. Kdy\u017e se vrchol jedn\u00e9 vlny p\u0159ekryje s pr\u016fchodem nulou druh\u00e9 vlny (f\u00e1zov\u00fd nesoulad), navz\u00e1jem se \u010d\u00e1ste\u010dn\u011b nebo \u00fapln\u011b ru\u0161\u00ed a vznik\u00e1 ni\u017e\u0161\u00ed celkov\u00e1 amplituda. Tento nep\u0159etr\u017eit\u00fd cyklus posilov\u00e1n\u00ed a ru\u0161en\u00ed vytv\u00e1\u0159\u00ed charakteristick\u00fd r\u00e1zov\u00fd zvuk a vibra\u010dn\u00ed vzor.<\/p>\n<p>Frekvence t\u00e9to amplitudov\u00e9 modulace, zn\u00e1m\u00e9 jako <strong>frekvence bit\u00ed<\/strong>, se rovn\u00e1 absolutn\u00edmu rozd\u00edlu mezi dv\u011bma zdrojov\u00fdmi frekvencemi.<\/p>\n<blockquote><p><strong>Frekvence r\u00e1zu = |Frekvence 1 \u2212 Frekvence 2|<\/strong><\/p><\/blockquote>\n<p>Nap\u0159\u00edklad pokud dva stroje generuj\u00ed vibrace o frekvenc\u00edch 29,5 Hz a 30,5 Hz, v\u00fdsledn\u00e1 frekvence r\u00e1zu je |29,5 \u2212 30,5| = 1,0 Hz. Celkov\u00e1 amplituda se tedy bude zvy\u0161ovat a sni\u017eovat jednou za sekundu. Je t\u0159eba poznamenat jeden d\u016fle\u017eit\u00fd detail: vibrace, kter\u00e9 skute\u010dn\u011b c\u00edt\u00edte, st\u00e1le osciluj\u00ed p\u0159ibli\u017en\u011b na <em>average<\/em> dvou frekvenc\u00ed (zde p\u0159ibli\u017en\u011b 30 Hz), zat\u00edmco pomal\u00e1 ob\u00e1lka na vrcholu pulzuje rychlost\u00ed r\u00e1z\u016f 1 Hz. Maxim\u00e1ln\u00ed amplituda dosa\u017een\u00e1 v ka\u017ed\u00e9m vrcholu t\u00e9to ob\u00e1lky je sou\u010dtem dvou individu\u00e1ln\u00edch amplitud \u2014 tak\u017ee dva stejn\u00e9 zdroje o velikosti 2 mm\/s se mohou do\u010dasn\u011b zkombinovat na t\u00e9m\u011b\u0159 4 mm\/s.<\/p>\n<h2>3. B\u011b\u017en\u00e9 p\u0159\u00ed\u010diny r\u00e1z\u016f v pr\u016fmyslov\u00fdch stroj\u00edch<\/h2>\n<p>Proto\u017ee r\u00e1z jednozna\u010dn\u011b poukazuje na dv\u011b bl\u00edzko rozm\u00edst\u011bn\u00e9 bud\u00edc\u00ed frekvence, je u\u017eite\u010dnou diagnostickou indici\u00ed. Mezi b\u011b\u017en\u00e9 zdroje v pr\u016fmyslov\u00e9m prost\u0159ed\u00ed pat\u0159\u00ed:<\/p>\n<ul>\n<li><strong>V\u00edce stroj\u016f na spole\u010dn\u00e9 konstrukci:<\/strong> klasick\u00fdm p\u0159\u00edkladem jsou dv\u011b identick\u00e1 \u010derpadla nebo ventil\u00e1tory provozovan\u00e9 na stejn\u00e9 z\u00e1kladov\u00e9 desce nebo potrubn\u00edm syst\u00e9mu. Pokud se jejich provozn\u00ed ot\u00e1\u010dky m\u00edrn\u011b li\u0161\u00ed (nap\u0159\u00edklad 1780 ot.\/min a 1785 ot.\/min), vytv\u00e1\u0159ej\u00ed n\u00edzkofrekven\u010dn\u00ed r\u00e1z. To \u00fazce souvis\u00ed s <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/running-speed\/\">provozn\u00ed rychlost (1\u00d7)<\/a> vibrace od ka\u017ed\u00e9 jednotky.<\/li>\n<li><strong>Elektrick\u00e9 motory:<\/strong> r\u00e1zy mohou vznikat mezi ot\u00e1\u010dkovou frekvenc\u00ed motoru a elektrickou frekvenc\u00ed \u2014 nap\u0159\u00edklad <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/pole-pass-frequency\/\">frekvence pr\u016fchodu p\u00f3lem<\/a> v asynchronn\u00edm motoru, kde se p\u0159ekr\u00fdv\u00e1 s dvojn\u00e1sobkem <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/slip-frequency\/\">frekvence skluzu<\/a>. Tyto r\u00e1zy jsou charakteristick\u00fdm znakem ur\u010dit\u00fdch <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/electrical-faults\/\">elektrick\u00e9 poruchy<\/a>.<\/li>\n<li><strong>V\u00edcestup\u0148ov\u00e1 \u010derpadla nebo kompresory:<\/strong> vz\u00e1jemn\u00e9 p\u016fsoben\u00ed mezi r\u016fzn\u00fdmi stupni pracuj\u00edc\u00edmi p\u0159i m\u00edrn\u011b odli\u0161n\u00fdch efektivn\u00edch ot\u00e1\u010dk\u00e1ch.<\/li>\n<li><strong>P\u0159evodovky:<\/strong> vz\u00e1jemn\u00e9 p\u016fsoben\u00ed dvou <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/gear-mesh-frequency\/\">frekvenc\u00ed z\u00e1b\u011bru ozuben\u00ed<\/a> s podobn\u00fdm po\u010dtem zub\u016f.<\/li>\n<li><strong>Hydraulick\u00e9 nebo aerodynamick\u00e9 pulzace:<\/strong> vz\u00e1jemn\u00e9 p\u016fsoben\u00ed dvou r\u016fzn\u00fdch zdroj\u016f turbulence vyvolan\u00e9 proud\u011bn\u00edm, jako jsou p\u0159ekr\u00fdvaj\u00edc\u00ed se <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/hydraulic-forces\/\">hydraulick\u00e9 s\u00edly<\/a> nebo <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/aerodynamic-forces\/\">aerodynamick\u00e9 s\u00edly<\/a>.<\/li>\n<\/ul>\n<h2>4. Jak identifikovat r\u00e1zy ve vibra\u010dn\u00edch datech<\/h2>\n<h3>Anal\u00fdza \u010dasov\u00e9ho pr\u016fb\u011bhu<\/h3>\n<p>Na str\u00e1nk\u00e1ch <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/time-waveform\/\">\u010dasov\u00fd pr\u016fb\u011bh<\/a> je nejp\u0159\u00edm\u011bj\u0161\u00edm zp\u016fsobem pozorov\u00e1n\u00ed r\u00e1z\u016f. Sign\u00e1l vykazuje jasn\u00fd, opakuj\u00edc\u00ed se vzorec amplitudov\u00e9 modulace. Doba mezi dv\u011bma po sob\u011b jdouc\u00edmi vrcholy amplitudy (nebo dv\u011bma prohlubn\u011bmi) je perioda r\u00e1zu; jej\u00ed p\u0159evr\u00e1cen\u00e1 hodnota je frekvence r\u00e1zu. Nezbytn\u00e9 je dostate\u010dn\u011b dlouh\u00e9 okno z\u00e1znamu \u2014 pokud je z\u00e1znam krat\u0161\u00ed ne\u017e jedna perioda r\u00e1zu, uvid\u00edte pouze \u010d\u00e1st n\u00e1r\u016fstu a m\u016f\u017eete jej chybn\u011b interpretovat jako jednoduch\u00fd rostouc\u00ed nebo klesaj\u00edc\u00ed trend.<\/p>\n<h3>Anal\u00fdza frekven\u010dn\u00edho spektra (FFT)<\/h3>\n<p>Ve frekven\u010dn\u00edm <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/spectrum\/\">spektrum<\/a>, r\u00e1z se projev\u00ed jako <strong>dva z\u0159eteln\u00e9 vrcholy nach\u00e1zej\u00edc\u00ed se velmi bl\u00edzko u sebe<\/strong>. A standard <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/fft\/\">Rychl\u00e1 Fourierova transformace (FFT)<\/a> nemus\u00ed m\u00edt dostate\u010dn\u00e9 rozli\u0161en\u00ed k jejich odd\u011blen\u00ed, tak\u017ee se slou\u010d\u00ed do jedin\u00e9ho \u0161irok\u00e9ho vrcholu. Aby analytik spr\u00e1vn\u011b diagnostikoval r\u00e1z, mus\u00ed zv\u00fd\u0161it spektr\u00e1ln\u00ed rozli\u0161en\u00ed \u2014 pou\u017eit\u00edm v\u011bt\u0161\u00edho po\u010dtu \u010dar, del\u0161\u00edho z\u00e1znamu nebo <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/zoom-fft\/\">Zoom FFT<\/a> zam\u011b\u0159en\u00e9ho na oblast z\u00e1jmu. Po\u017eadovan\u00fd po\u010det \u010dar a \u0161\u00ed\u0159ku p\u00e1sma lze p\u0159edem odhadnout pomoc\u00ed <a href=\"https:\/\/vibromera.eu\/cs\/calculators\/fft-resolution-calculator\/\">Kalkula\u010dka rozli\u0161en\u00ed FFT<\/a>. Po rozli\u0161en\u00ed jsou ob\u011b slo\u017ekov\u00e9 frekvence vytv\u00e1\u0159ej\u00edc\u00ed r\u00e1z jasn\u011b viditeln\u00e9 a jejich rozd\u00edl by se m\u011bl rovnat pozorovan\u00e9 frekvenci r\u00e1zu.<\/p>\n<h2>5. R\u00e1z v praxi ter\u00e9nn\u00edho m\u011b\u0159en\u00ed<\/h2>\n<p>V ter\u00e9nu je rozli\u0161en\u00ed skute\u010dn\u00e9ho r\u00e1zu od jedin\u00e9 z\u00e1vady p\u0159\u00edmo\u010dar\u00e9 s vhodn\u00fdm p\u0159\u00edstrojem. P\u0159enosn\u00fd dvoukan\u00e1lov\u00fd analyz\u00e1tor vibrac\u00ed, jako je <a href=\"https:\/\/vibromera.eu\/cs\/produkt\/balanset-1\/\">Balanset-1A<\/a> umo\u017e\u0148uje sledovat \u017eiv\u00fd \u010dasov\u00fd pr\u016fb\u011bh a vysokorozli\u0161ovac\u00ed spektrum vedle sebe, a um\u00edst\u011bn\u00edm jednoho kan\u00e1lu na ka\u017ed\u00fd stroj lze ov\u011b\u0159it, zda jsou zdrojem dv\u011b za\u0159\u00edzen\u00ed pracuj\u00edc\u00ed p\u0159i t\u00e9m\u011b\u0159 stejn\u00fdch <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/running-speed\/\">provozn\u00ed ot\u00e1\u010dky<\/a> jsou zdrojem. Proto\u017ee r\u00e1zy zvy\u0161uj\u00ed \u0161pi\u010dkovou hodnotu, je rovn\u011b\u017e vhodn\u00e9 zkontrolovat, zda zv\u011bt\u0161en\u00e1 amplituda nep\u0159ekra\u010duje <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/alarm-level\/\">\u00farove\u0148 alarmu<\/a> i kdy\u017e jsou pr\u016fm\u011brn\u00e9 vibrace p\u0159ijateln\u00e9 \u2014 p\u0159\u00edstroj&#8217;s <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/peak-amplitude\/\">vrchol<\/a> a hodnoty RMS budou vypr\u00e1v\u011bt odli\u0161n\u00e9 p\u0159\u00edb\u011bhy.<\/p>\n<h2>6. Je r\u00e1zov\u00e1n\u00ed probl\u00e9mem?<\/h2>\n<p>R\u00e1zov\u00e1n\u00ed samo o sob\u011b nen\u00ed z\u00e1vadou \u2014 je to p\u0159\u00edznak vz\u00e1jemn\u00e9ho p\u016fsoben\u00ed frekvenc\u00ed. P\u0159esto m\u016f\u017ee b\u00fdt problematick\u00e9:<\/p>\n<ul>\n<li><strong>Ru\u0161iv\u00fd hluk:<\/strong> stoupaj\u00edc\u00ed a klesaj\u00edc\u00ed zvuk je pro obsluhu \u010dasto n\u00e1padn\u011bj\u0161\u00ed a obt\u011b\u017euj\u00edc\u00ed ne\u017e konstantn\u00ed t\u00f3n.<\/li>\n<li><strong>Obavy z amplitudy \u0161pi\u010dky:<\/strong> maxim\u00e1ln\u00ed amplituda p\u0159i konstruktivn\u00ed interferenci m\u016f\u017ee b\u00fdt t\u00e9m\u011b\u0159 dvojn\u00e1sobkem amplitudy ka\u017ed\u00e9ho z jednotliv\u00fdch sign\u00e1l\u016f. Tento vrchol m\u016f\u017ee p\u0159ekro\u010dit alarmn\u00ed limity nebo zp\u016fsobit nadm\u011brn\u00e9 cyklick\u00e9 nam\u00e1h\u00e1n\u00ed sou\u010d\u00e1st\u00ed \u2014 \u010d\u00edm\u017e \u017eiv\u00ed mechanick\u00e9 <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/fatigue\/\">\u00fanava<\/a> \u2014 i kdy\u017e pr\u016fm\u011brn\u00e9 vibrace vypadaj\u00ed p\u0159ijateln\u011b.<\/li>\n<li><strong>Maskov\u00e1n\u00ed jin\u00fdch probl\u00e9m\u016f:<\/strong> kol\u00edsaj\u00edc\u00ed sign\u00e1l m\u016f\u017ee zt\u011b\u017eovat odhalen\u00ed jin\u00fdch skryt\u00fdch vibra\u010dn\u00edch probl\u00e9m\u016f ukryt\u00fdch pod modulac\u00ed.<\/li>\n<\/ul>\n<p>Vy\u0159e\u0161en\u00ed ru\u0161iv\u00e9ho r\u00e1zov\u00e1n\u00ed zpravidla znamen\u00e1 identifikovat ob\u011b zdrojov\u00e9 frekvence a pot\u00e9 bu\u010f zm\u011bnit ot\u00e1\u010dky jednoho stroje (aby se ji\u017e neshodovaly), nebo p\u0159eladit konstrukci tak, aby se vzd\u00e1lila od <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/resonance\/\">rezonance<\/a>, or adding <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/damping\/\">tlumen\u00ed<\/a> za \u00fa\u010delem potla\u010den\u00ed amplitudov\u00fdch \u0161pi\u010dek. Pokud je samotn\u00e1 slo\u017eka 1\u00d7 nadm\u011brn\u00e1, je nutn\u00e9 opravit <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/unbalance\/\">nevyv\u00e1\u017eenost<\/a> na ka\u017ed\u00e9m stroji se t\u00edm sn\u00ed\u017e\u00ed energie dostupn\u00e1 pro r\u00e1zov\u00e1n\u00ed od sam\u00e9ho za\u010d\u00e1tku.<\/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 jevem \u201evibra\u010dn\u00edho kmit\u00e1n\u00ed\u201c ve vibra\u010dn\u00ed anal\u00fdze. Pochopte, co zp\u016fsobuje charakteristick\u00fd vzorec n\u00e1r\u016fstu a poklesu amplitudy a jak pom\u00e1h\u00e1 diagnostikovat poruchy stroj\u016f.<\/p>","protected":false},"featured_media":0,"template":"","meta":{"ai_generated_summary":"","footnotes":""},"categories":[114,109],"tags":[],"class_list":["post-54","glossary","type-glossary","status-publish","hentry","category-analysis","category-glossary"],"_links":{"self":[{"href":"https:\/\/vibromera.eu\/cs\/wp-json\/wp\/v2\/glossary\/54","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\/54\/revisions"}],"predecessor-version":[{"id":101323,"href":"https:\/\/vibromera.eu\/cs\/wp-json\/wp\/v2\/glossary\/54\/revisions\/101323"}],"wp:attachment":[{"href":"https:\/\/vibromera.eu\/cs\/wp-json\/wp\/v2\/media?parent=54"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vibromera.eu\/cs\/wp-json\/wp\/v2\/categories?post=54"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vibromera.eu\/cs\/wp-json\/wp\/v2\/tags?post=54"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}