{"id":113,"date":"2025-10-31T00:25:51","date_gmt":"2025-10-31T00:25:51","guid":{"rendered":"https:\/\/vibromera.eu\/glossary\/envelope-analysis\/"},"modified":"2026-05-23T22:28:42","modified_gmt":"2026-05-23T22:28:42","slug":"envelope-analysis","status":"publish","type":"glossary","link":"https:\/\/vibromera.eu\/sk\/glossary\/envelope-analysis\/","title":{"rendered":"Anal\u00fdza ob\u00e1lky pre detekciu por\u00fach lo\u017e\u00edsk"},"content":{"rendered":"<h1>Anal\u00fdza ob\u00e1lky (demodul\u00e1cia) pre v\u010dasn\u00fa detekciu por\u00fach<\/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\/113?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\/113?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\/113?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\/113?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\/113?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\/113?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\/113?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\/113?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\/113?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\/113?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\/113?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\/113?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\/113?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\/113?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>Anal\u00fdza ob\u00e1lky<\/strong> \u2014 also called <strong>demodul\u00e1cia<\/strong> alebo vysokofrekven\u010dn\u00e9 ob\u00e1lkovanie \u2014 je technika spracovania sign\u00e1lu v <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/vibration-analysis\/\">anal\u00fdza vibr\u00e1ci\u00ed<\/a> ktor\u00e1 odde\u013euje slab\u00e9, opakuj\u00face sa n\u00e1razy po\u010diato\u010dnej poruchy od ru\u0161iv\u00fdch vibr\u00e1ci\u00ed be\u017eiaceho stroja. Ide o naj\u00fa\u010dinnej\u0161\u00ed n\u00e1stroj, ktor\u00fd je k dispoz\u00edcii na detekciu po\u010diato\u010dn\u00e9ho po\u0161kodenia valiv\u00fdch lo\u017e\u00edsk a prevodoviek. Mikroskopick\u00e9 trhliny, odlupky a povrchov\u00e9 vady generuj\u00fa v\u017edy, ke\u010f valiv\u00fd prvok alebo zub ozuben\u00e9ho kolesa naraz\u00ed na defekt, v\u00fdbuch n\u00edzkoenergetick\u00fdch vysokofrekven\u010dn\u00fdch nap\u00e4\u0165ov\u00fdch v\u013an, a anal\u00fdza ob\u00e1lky je met\u00f3da, ktor\u00e1 tieto v\u00fdbuchy zachyt\u00e1va a odha\u013euje frekvenciu, s akou sa opakuj\u00fa.<\/p>\n<h2>1. Defin\u00edcia: \u010co odha\u013euje anal\u00fdza ob\u00e1lky<\/h2>\n<p>Ke\u010f sa valiv\u00fd prvok preval\u00ed cez mal\u00fa jamku alebo trhlinu v dr\u00e1he lo\u017eiska, nevytv\u00e1ra plynul\u00fa s\u00ednusov\u00fa vlnu \u2013 vytv\u00e1ra ostr\u00fd n\u00e1raz podobn\u00fd \u00faderu kladivom. Ka\u017ed\u00fd n\u00e1raz je kr\u00e1tky a m\u00e1 ve\u013emi mal\u00fa energiu, ale vyvol\u00e1va prirodzen\u00e9 rezonovanie (t <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/resonance\/\">rezonancia<\/a>) lo\u017eiska, sn\u00edma\u010da a okolitej kon\u0161trukcie pri vysokej frekvencii, zvy\u010dajne nieko\u013ek\u00fdch kilohertzov. Tieto n\u00e1razy sa opakuj\u00fa s presnou periodicitou, ktor\u00fa ur\u010duje geometria lo\u017eiska a ot\u00e1\u010dky hriade\u013ea. Anal\u00fdza ob\u00e1lky t\u00fdchto vysokofrekven\u010dn\u00fdch prstencov pova\u017euje <em>nosn\u00e1 vlna<\/em> ktor\u00fd sa opakovan\u00fdmi n\u00e1razmi zap\u00edna a vyp\u00edna \u2013 moduluje \u2013 a syst\u00e9m pracuje sp\u00e4tne, aby obnovil vzor modul\u00e1cie. V\u00fdsledok poskytuje analytikovi nielen <em>\u017ee<\/em> nie\u010do m\u00e1 vplyv, ale ako \u010dasto, a teda <em>which part<\/em> lo\u017eisko je po\u0161koden\u00e9.<\/p>\n<h2>2. Pre\u010do \u0161tandardn\u00e1 FFT nesta\u010d\u00ed<\/h2>\n<p>Energia t\u00fdchto po\u010diato\u010dn\u00fdch n\u00e1razov je zvy\u010dajne pr\u00edli\u0161 mal\u00e1 a m\u00e1 pr\u00edli\u0161 vysok\u00fa frekvenciu na to, aby bola vidite\u013en\u00e1 pri be\u017enej r\u00fdchlosti <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/spectrum\/\">spektrum<\/a> vytvorenej \u0161tandardn\u00fdm <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/fft\/\">R\u00fdchla premena funkcie (FFT)<\/a>. Pri be\u017enom meran\u00ed je energia n\u00e1razu zakryt\u00e1 \u0161irokop\u00e1smov\u00fdm \u0161umom a \u00faplne prehlu\u0161en\u00e1 ve\u013ek\u00fdmi n\u00edzkofrekven\u010dn\u00fdmi \u0161pi\u010dkami z <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/unbalance\/\">nevyv\u00e1\u017eenos\u0165<\/a>, <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/misalignment\/\">nespr\u00e1vne zarovnanie<\/a> a <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/looseness\/\">mechanick\u00e1 v\u00f4\u013ea<\/a>. V jednoduchom spektre, in\u00fdmi slovami, prevl\u00e1daj\u00fa norm\u00e1lne vibr\u00e1cie stroja s n\u00e1sobkom 1\u00d7 a 2\u00d7, zatia\u013e \u010do diagnostick\u00e9 inform\u00e1cie o za\u010d\u00ednaj\u00facej poruche lo\u017eiska sa skr\u00fdvaj\u00fa vo vysokofrekven\u010dnej oblasti, kam nikto neh\u013ead\u00ed. <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/demodulation\/\">Demodul\u00e1cia<\/a> je tu pr\u00e1ve na to, aby odstr\u00e1nil tento n\u00edzkofrekven\u010dn\u00fd \u0161um a oddelil modula\u010dn\u00fd poruchov\u00fd sign\u00e1l od \u0161umu.<\/p>\n<h2>3. Proces anal\u00fdzy ob\u00e1lok<\/h2>\n<p>T\u00e1to technika izoluje vysokofrekven\u010dn\u00e9 kol\u00edsanie a n\u00e1sledne meria jeho frekvenciu opakovania. V praxi prebieha v \u0161tyroch krokoch:<\/p>\n<ol>\n<li><strong>P\u00e1smov\u00e9 filtrovanie:<\/strong> Surov\u00fd sign\u00e1l z <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/accelerometer\/\">akcelerometer<\/a> sa najsk\u00f4r prejde cez vysokofrekven\u010dn\u00fd filter alebo <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/band-pass-filter\/\">p\u00e1smov\u00fd filter<\/a>. T\u00fdmto sp\u00f4sobom sa odstr\u00e1nia siln\u00e9 n\u00edzkofrekven\u010dn\u00e9 vibr\u00e1cie (zvy\u010dajne v\u0161etko pod hranicou pribli\u017ene 1 kHz alebo 5 kHz) a zachovaj\u00fa sa len vysokofrekven\u010dn\u00e9 rezonan\u010dn\u00e9 a nap\u00e4\u0165ov\u00e9 vlny vyvolan\u00e9 n\u00e1razmi. V\u00fdberom frekven\u010dn\u00e9ho p\u00e1sma tak, aby zodpovedalo kon\u0161truk\u010dnej rezonancii, sa maximalizuje citlivos\u0165.<\/li>\n<li><strong>N\u00e1prava:<\/strong> Filtrovan\u00fd vysokofrekven\u010dn\u00fd sign\u00e1l sa n\u00e1sledne usmern\u00ed, pri\u010dom sa jeho z\u00e1porn\u00e1 polovica oto\u010d\u00ed smerom nahor, tak\u017ee zostane zachovan\u00e1 len amplit\u00fada dozvuku (zvonenia). T\u00fdmto krokom sa sign\u00e1l priprav\u00ed na ob\u00e1lkovanie.<\/li>\n<li><strong>Ob\u00e1lkov\u00e9 filtrovanie (n\u00edzkop\u00e1smov\u00e9 filtrovanie):<\/strong> A <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/low-pass-filter\/\">dolnopriepustn\u00fd filter<\/a> sa aplikuje na usmernen\u00fd sign\u00e1l. Vyhlad\u00ed r\u00fdchle oscil\u00e1cie nosnej vlny a ponech\u00e1 len pomaly sa meniaci obrys \u2013 \u201eob\u00e1lku\u201c \u2013, ktor\u00fd kop\u00edruje priebeh amplit\u00fadovej modul\u00e1cie, t. j. frekvenciu opakovania p\u00f4vodn\u00fdch impulzov.<\/li>\n<li><strong>FFT ob\u00e1lky:<\/strong> Nakoniec sa na t\u00fato ob\u00e1lku aplikuje FFT <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/time-waveform\/\">\u010dasov\u00fd priebeh<\/a>. V\u00fdsledn\u00e9 <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/envelope-spectrum\/\">ob\u00e1lkov\u00e9 spektrum<\/a> zobrazuje \u010dist\u00e9 \u0161pi\u010dky pri frekvencii opakovan\u00fdch n\u00e1razov, bez n\u00edzkofrekven\u010dn\u00fdch vibr\u00e1ci\u00ed strojov, ktor\u00e9 ich predt\u00fdm prekr\u00fdvali.<\/li>\n<\/ol>\n<h2>4. Diagnostika por\u00fach pomocou spektra ob\u00e1lky<\/h2>\n<p>Vrcholy spektra ob\u00e1lky sa zhoduj\u00fa s vypo\u010d\u00edtan\u00fdmi hodnotami lo\u017eiska <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/bearing-fault-frequencies\/\">frekvencie por\u00fach lo\u017e\u00edsk<\/a>. Porovnan\u00edm nameran\u00e9ho vrcholu so zn\u00e1mou frekvenciou m\u00f4\u017ee analytik presne ur\u010di\u0165, kde sa porucha nach\u00e1dza:<\/p>\n<ul>\n<li><strong><a href=\"https:\/\/vibromera.eu\/sk\/glossary\/bpfo\/\">BPFO<\/a> (Frekvencia prechodu valiv\u00fdch telies, vonkaj\u0161ia dr\u00e1ha):<\/strong> vada na pevnom vonkaj\u0161om kr\u00fa\u017eku.<\/li>\n<li><strong><a href=\"https:\/\/vibromera.eu\/sk\/glossary\/bpfi\/\">BPFI<\/a> (Frekvencia prechodu valiv\u00fdch telies, vn\u00fatorn\u00e1 dr\u00e1ha):<\/strong> vada na rotuj\u00facom vn\u00fatornom kr\u00fa\u017eku. Tento hrot zvy\u010dajne nesie <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/sidebands\/\">bo\u010dn\u00e9 p\u00e1sma<\/a> spaced at 1\u00d7 <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/running-speed\/\">prev\u00e1dzkov\u00e1 r\u00fdchlos\u0165<\/a> preto\u017ee porucha sa raz za ot\u00e1\u010dku dost\u00e1va do z\u00f3ny za\u0165a\u017eenia a z nej op\u00e4\u0165 mizne.<\/li>\n<li><strong><a href=\"https:\/\/vibromera.eu\/sk\/glossary\/bsf\/\">BSF<\/a> (Frekvencia ot\u00e1\u010dania valiv\u00e9ho telesa):<\/strong> vada na jednom z valiv\u00fdch telies.<\/li>\n<li><strong><a href=\"https:\/\/vibromera.eu\/sk\/glossary\/ftf\/\">FTF<\/a> (Z\u00e1kladn\u00e1 frekvencia klietky):<\/strong> najpomal\u0161ia z celej sady, \u010do poukazuje na poruchu v klietke, v ktorej s\u00fa ulo\u017een\u00e9 valiv\u00e9 prvky.<\/li>\n<\/ul>\n<p>Rovnak\u00e1 logika plat\u00ed aj pre ozuben\u00e9 koles\u00e1: prasknut\u00fd alebo zlomen\u00fd zub ozuben\u00e9ho kolesa dopad\u00e1 raz za ot\u00e1\u010dku, tak\u017ee spektrum ob\u00e1lky vykazuje vrchol pri prev\u00e1dzkovej r\u00fdchlosti dan\u00e9ho ozuben\u00e9ho kolesa, \u010dasto obklopen\u00fd bo\u010dn\u00fdmi p\u00e1smami. Ak chce analytik e\u0161te pred meran\u00edm prepo\u010d\u00edta\u0165 vn\u00fatorn\u00fd priemer lo\u017eiska, po\u010det guli\u010diek a r\u00fdchlos\u0165 na presn\u00e9 cie\u013eov\u00e9 frekvencie, m\u00f4\u017ee pou\u017ei\u0165 <a href=\"https:\/\/vibromera.eu\/sk\/calculators\/bearing-defect-frequencies\/\">Kalkula\u010dka frekvencie por\u00fach lo\u017e\u00edsk<\/a>; v pr\u00edpade ozuben\u00fdch kolies <a href=\"https:\/\/vibromera.eu\/sk\/calculators\/gear-mesh-frequency\/\">Kalkula\u010dka frekvencie ozuben\u00fdch kolies<\/a> sl\u00fa\u017ei na ten ist\u00fd \u00fa\u010del. Samotn\u00e9 \u010d\u00edtanie harmonick\u00e9ho vzorca je formou <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/bearing-defects\/\">porucha lo\u017eiska<\/a> diagn\u00f3za: po\u010det a v\u00fd\u0161ka <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/harmonics\/\">harmonick\u00e9<\/a> v spektre ob\u00e1lky z\u00e1vis\u00ed od toho, do akej miery sa po\u0161kodenie roz\u0161\u00edrilo.<\/p>\n<h2>5. Ako sa anal\u00fdza ob\u00e1lok uplat\u0148uje v praxi<\/h2>\n<p>Anal\u00fdza ob\u00e1lok je z\u00e1kladnou schopnos\u0165ou ka\u017ed\u00e9ho seri\u00f3zneho <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/condition-monitoring\/\">monitorovanie stavu<\/a> program a modern\u00fd <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/portable-analyzer\/\">prenosn\u00e9 analyz\u00e1tory<\/a> vypo\u010d\u00edta\u0165 ho rutinne spolu s be\u017en\u00fdm spektrom. Pri ka\u017edodennej pr\u00e1ci v ter\u00e9ne sa st\u00e1va, \u017ee servisn\u00fd t\u00edm pr\u00edde k stroju ako prv\u00fd, aby ho vyv\u00e1\u017eil a skontroloval jeho celkov\u00fd stav: pr\u00edstroj, ako je napr\u00edklad <a href=\"https:\/\/vibromera.eu\/sk\/produkt\/balanset-1\/\">Balanset-1A<\/a> meria \u0161irokop\u00e1smov\u00e9 vibr\u00e1cie a 1\u00d7 <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/phase\/\">amplit\u00fada a f\u00e1za<\/a> needed for <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/vyvazovanie-pola\/\">vyva\u017eovanie na mieste<\/a>, pri\u010dom doplnkov\u00fd obalov\u00fd kan\u00e1l potvrd\u00ed, \u010di s\u00fa lo\u017eisk\u00e1 pod n\u00edm v poriadku, e\u0161te predt\u00fdm, ako sa vyva\u017eovanie odovzd\u00e1 do prev\u00e1dzky. Je d\u00f4le\u017eit\u00e9 odhali\u0165 probl\u00e9m s lo\u017eiskami v\u010das, preto\u017ee vyva\u017eovanie stroja, ktor\u00e9ho lo\u017eisk\u00e1 sa u\u017e rozpadaj\u00fa, len zakr\u00fdva pr\u00edznak.<\/p>\n<h2>6. Sila v\u010dasnej diagnostiky<\/h2>\n<p>K\u013e\u00fa\u010dovou v\u00fdhodou anal\u00fdzy ob\u00e1lky je jej mimoriadna citlivos\u0165. Dok\u00e1\u017ee odhali\u0165 poruchu lo\u017eiska alebo ozuben\u00e9ho kolesa u\u017e mesiace \u2013 niekedy aj rok \u2013 predt\u00fdm, ne\u017e by sa t\u00e1to porucha zv\u00e4\u010d\u0161ila nato\u013eko, aby bola zaznamenan\u00e1 v be\u017enom spektre r\u00fdchlost\u00ed, alebo vy\u017earovala dostatok tepla na to, aby sa prejavila v r\u00e1mci <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/thermography\/\">termografia<\/a>. Pr\u00e1ve tento dlh\u00fd \u010dasov\u00fd predstih je to, \u010do d\u00e1va <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/early-warning\/\">v\u010dasn\u00e9 varovanie<\/a> jeho pr\u00ednos: \u00fadr\u017ebu je mo\u017en\u00e9 napl\u00e1nova\u0165, objedna\u0165 n\u00e1hradn\u00e9 diely a opravu napl\u00e1nova\u0165 na vhodn\u00fd term\u00edn odst\u00e1vky, namiesto toho, aby bola vyn\u00faten\u00e1 n\u00e1hlym v\u00fdpadkom. V \u0161ir\u0161om kontexte <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/predictive-maintenance\/\">predikt\u00edvna \u00fadr\u017eba<\/a>... pr\u00e1ve v\u010faka v\u010dasn\u00e9mu varovaniu, ktor\u00e9 poskytuje demodul\u00e1cia, sa dar\u00ed predch\u00e1dza\u0165 katastrofick\u00fdm poruch\u00e1m a n\u00e1kladn\u00fdm n\u00e1sledn\u00fdm \u0161kod\u00e1m, ktor\u00e9 sp\u00f4sobuj\u00fa.<\/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 anal\u00fdze ob\u00e1lky (demodul\u00e1cii), k\u013e\u00fa\u010dovej vibra\u010dnej technike na v\u010dasn\u00fa detekciu por\u00fach valiv\u00fdch lo\u017e\u00edsk a ozuben\u00fdch kolies anal\u00fdzou vysokofrekven\u010dn\u00fdch n\u00e1razov.<\/p>","protected":false},"featured_media":0,"template":"","meta":{"ai_generated_summary":"","footnotes":""},"categories":[114,109],"tags":[],"class_list":["post-113","glossary","type-glossary","status-publish","hentry","category-analysis","category-glossary"],"_links":{"self":[{"href":"https:\/\/vibromera.eu\/sk\/wp-json\/wp\/v2\/glossary\/113","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\/113\/revisions"}],"predecessor-version":[{"id":101233,"href":"https:\/\/vibromera.eu\/sk\/wp-json\/wp\/v2\/glossary\/113\/revisions\/101233"}],"wp:attachment":[{"href":"https:\/\/vibromera.eu\/sk\/wp-json\/wp\/v2\/media?parent=113"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vibromera.eu\/sk\/wp-json\/wp\/v2\/categories?post=113"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vibromera.eu\/sk\/wp-json\/wp\/v2\/tags?post=113"}],"curies":[{"name":"pracovn\u00fd list","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}