{"id":111,"date":"2025-10-31T00:25:51","date_gmt":"2025-10-31T00:25:51","guid":{"rendered":"https:\/\/vibromera.eu\/glossary\/electrical-frequency\/"},"modified":"2026-05-23T22:42:52","modified_gmt":"2026-05-23T22:42:52","slug":"electrical-frequency","status":"publish","type":"glossary","link":"https:\/\/vibromera.eu\/cs\/glossary\/electrical-frequency\/","title":{"rendered":"Co je elektrick\u00e1 frekvence? S\u00ed\u0165ov\u00e1 frekvence v motorech"},"content":{"rendered":"<h1>Pochopen\u00ed elektrick\u00e9 frekvence v motorech<\/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\/111?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\/111?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\/111?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\/111?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\/111?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\/111?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\/111?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\/111?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\/111?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\/111?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\/111?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\/111?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\/111?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\/111?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>Elektrick\u00e1 frekvence<\/strong> \u2014 naz\u00fdvan\u00e1 tak\u00e9 s\u00ed\u0165ov\u00e1 frekvence, linkov\u00e1 frekvence nebo nap\u00e1jec\u00ed frekvence \u2014 je frekvence st\u0159\u00eddav\u00e9ho proudu dod\u00e1van\u00e9ho do elektromotor\u016f a dal\u0161\u00edch elektrick\u00fdch za\u0159\u00edzen\u00ed. Celosv\u011btov\u011b p\u0159evl\u00e1daj\u00ed dv\u011b normy: 60 Hz v Severn\u00ed Americe, \u010d\u00e1stech Ji\u017en\u00ed Ameriky a n\u011bkter\u00fdch asijsk\u00fdch zem\u00edch a 50 Hz v cel\u00e9 Evrop\u011b, v\u011bt\u0161in\u011b Asie, Africe a Austr\u00e1lii. Tato jedin\u00e1 hodnota ur\u010duje synchronn\u00ed ot\u00e1\u010dky ka\u017ed\u00e9ho st\u0159\u00eddav\u00e9ho motoru p\u0159ipojen\u00e9ho k s\u00edti a vyvol\u00e1v\u00e1 \u0159adu elektromagnetick\u00fdch sil \u2014 a tud\u00ed\u017e <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/vibration\/\">vibrace<\/a> slo\u017eky \u2013 p\u0159i n\u00e1sobc\u00edch s\u00ed\u0165ov\u00e9 frekvence.<\/p>\n<p>V motoru <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/vibration-analysis\/\">anal\u00fdza vibrac\u00ed<\/a>, s\u00ed\u0165ov\u00e1 frekvence a jej\u00ed harmonick\u00e9, zejm\u00e9na dvojn\u00e1sobek s\u00ed\u0165ov\u00e9 frekvence (2\u00d7f), jsou kl\u00ed\u010dov\u00fdmi diagnostick\u00fdmi ukazateli pro odhalen\u00ed elektromagnetick\u00fdch probl\u00e9m\u016f, poruch statoru a nepravidelnost\u00ed vzduchov\u00e9 mezery. Pr\u00e1v\u011b jejich spr\u00e1vn\u00e1 interpretace umo\u017e\u0148uje analytikovi odli\u0161it elektrickou poruchu od mechanick\u00e9 v tomt\u00e9\u017e <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/spectrum\/\">spektrum<\/a>.<\/p>\n<h2>1. Vztah k ot\u00e1\u010dk\u00e1m motoru<\/h2>\n<h3>Synchronn\u00ed ot\u00e1\u010dky<\/h3>\n<p>U induk\u010dn\u00edho st\u0159\u00eddav\u00e9ho motoru jsou synchronn\u00ed ot\u00e1\u010dky rotuj\u00edc\u00edho magnetick\u00e9ho pole ur\u010deny s\u00ed\u0165ovou frekvenc\u00ed a po\u010dtem p\u00f3l\u016f:<\/p>\n<blockquote><p>N<sub>syn<\/sub> = (120 \u00d7 f) \/ P&nbsp;&nbsp;\u2014 kde N<sub>syn<\/sub> jsou synchronn\u00ed ot\u00e1\u010dky v ot.\/min, f je elektrick\u00e1 frekvence v Hz a P je po\u010det p\u00f3l\u016f.<\/p><\/blockquote>\n<p>The actual <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/running-speed\/\">provozn\u00ed ot\u00e1\u010dky<\/a> nikdy nedosahuje \u00fapln\u00e9 synchronizace, proto\u017ee induk\u010dn\u00ed rotor mus\u00ed pro vytvo\u0159en\u00ed to\u010div\u00e9ho momentu prokluzovat.<\/p>\n<h3>B\u011b\u017en\u00e9 ot\u00e1\u010dky motoru<\/h3>\n<p>On a <strong>60 Hz<\/strong> Synchronn\u00ed ot\u00e1\u010dky jsou 3600 ot.\/min u dvoup\u00f3lov\u00e9ho motoru (v provozu p\u0159ibli\u017en\u011b 3550 ot.\/min), 1800 ot.\/min u \u010dty\u0159p\u00f3lov\u00e9ho (p\u0159ibli\u017en\u011b 1750 ot.\/min), 1200 ot.\/min u \u0161estip\u00f3lov\u00e9ho (p\u0159ibli\u017en\u011b 1170 ot.\/min) a 900 ot.\/min u osmip\u00f3lov\u00e9ho (p\u0159ibli\u017en\u011b 875 ot.\/min). Na <strong>50 Hz<\/strong> p\u0159i stejn\u00e9m po\u010dtu p\u00f3l\u016f jsou hodnoty ot\u00e1\u010dek 3000 ot.\/min (skute\u010dn\u011b cca 2950 ot.\/min), 1500 ot.\/min (cca 1450), 1000 ot.\/min (cca 970) a 750 ot.\/min (cca 730). The <a href=\"https:\/\/vibromera.eu\/cs\/calculators\/motor-slip-calculator\/\">Kalkul\u00e1tor prokluzu motoru a skute\u010dn\u00fdch ot\u00e1\u010dek<\/a> p\u0159evede \u00fadaje ze jmenovit\u00e9ho \u0161t\u00edtku motoru a nam\u011b\u0159enou rychlost p\u0159\u00edmo na tyto hodnoty.<\/p>\n<h3>Frekvence skluzu<\/h3>\n<p>Rozd\u00edl mezi synchronn\u00ed a skute\u010dnou rychlost\u00ed ur\u010duje <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/slip-frequency\/\">frekvence skluzu<\/a>:<\/p>\n<blockquote><p>f<sub>s<\/sub> = (N<sub>syn<\/sub> &#8722; N<sub>skute\u010dn\u00fd<\/sub>) \/ 60<\/p><\/blockquote>\n<ul>\n<li>Typick\u00fd skluz \u010din\u00ed 1\u20135 % synchronn\u00ed rychlosti.<\/li>\n<li>V\u00fdsledn\u00e1 frekvence skluzu \u010din\u00ed obvykle pouze 1\u20133 Hz.<\/li>\n<li>Z\u00e1vis\u00ed to na zat\u00ed\u017een\u00ed \u2013 prokluz se zvy\u0161uje s rostouc\u00edm zat\u00ed\u017een\u00edm motoru.<\/li>\n<li>Toto je kl\u00ed\u010dov\u00e9 pro diagnostiku elektrick\u00fdch poruch rotoru, proto\u017ee poruchy rotorov\u00fdch ty\u010d\u00ed moduluj\u00ed vibrace p\u0159i frekvenci pr\u016fchodu p\u00f3lu, kter\u00e1 se rovn\u00e1 sou\u010dinu prokluzu a po\u010dtu p\u00f3l\u016f.<\/li>\n<\/ul>\n<h2>2. Elektromagnetick\u00e9 komponenty vibrac\u00ed<\/h2>\n<h3>Dvojn\u00e1sobek s\u00ed\u0165ov\u00e9 frekvence (dominantn\u00ed slo\u017eka)<\/h3>\n<p>Nejv\u00fdznamn\u011bj\u0161\u00ed elektromagnetick\u00e1 slo\u017eka se vyskytuje na frekvenci 2\u00d7f \u2013 120 Hz p\u0159i nap\u00e1jen\u00ed 60 Hz, 100 Hz p\u0159i nap\u00e1jen\u00ed 50 Hz. Vznik\u00e1 v d\u016fsledku toho, \u017ee magnetick\u00e1 p\u0159ita\u017elivost mezi statorem a rotorem pulzuje dvakr\u00e1t za jeden elektrick\u00fd cyklus. V ka\u017ed\u00e9m st\u0159\u00eddav\u00e9m motoru je jej\u00ed mal\u00e1 hodnota norm\u00e1ln\u00ed, tak\u017ee jej\u00ed pouh\u00e1 p\u0159\u00edtomnost nen\u00ed poruchou; zv\u00fd\u0161en\u00e1 a stoupaj\u00edc\u00ed hodnota 2\u00d7f v\u0161ak nazna\u010duje <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/stator-defects\/\">probl\u00e9my statoru<\/a>, an uneven <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/air-gap\/\">vzduchov\u00e1 mezera<\/a>nebo magnetick\u00e1 nerovnov\u00e1ha.<\/p>\n<h3>S\u00ed\u0165ov\u00e1 frekvence (1\u00d7f)<\/h3>\n<p>Slo\u017eka s frekvenc\u00ed s\u00ed\u0165ov\u00e9ho nap\u011bt\u00ed \u2013 50 nebo 60 Hz \u2013 m\u00e1 obvykle men\u0161\u00ed amplitudu ne\u017e 2\u00d7f. M\u016f\u017ee signalizovat nesoum\u011brnost nap\u00e1jec\u00edho nap\u011bt\u00ed a m\u016f\u017ee se vyskytovat spole\u010dn\u011b s poruchami vinut\u00ed statoru.<\/p>\n<h3>Vy\u0161\u0161\u00ed harmonick\u00e9<\/h3>\n<p>Slo\u017eky na frekvenc\u00edch 4\u00d7f, 6\u00d7f a vy\u0161\u0161\u00edch (240 Hz, 360 Hz v syst\u00e9mu s frekvenc\u00ed 60 Hz) jsou u zdrav\u00e9ho motoru obvykle n\u00edzk\u00e9. Jejich n\u00e1r\u016fst m\u016f\u017ee signalizovat probl\u00e9my s vinut\u00edm nebo s laminac\u00ed j\u00e1dra.<\/p>\n<h2>3. Diagnostick\u00fd v\u00fdznam<\/h2>\n<h3>Norm\u00e1ln\u00ed amplituda 2\u00d7f<\/h3>\n<p>U motoru v dobr\u00e9m stavu \u010din\u00ed slo\u017eka 2\u00d7f obvykle m\u00e9n\u011b ne\u017e 10 % slo\u017eky 1\u00d7 <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/running-speed\/\">provozn\u00ed ot\u00e1\u010dky<\/a> \u00farove\u0148, z\u016fst\u00e1v\u00e1 v \u010dase relativn\u011b konstantn\u00ed a projevuje se ve v\u0161ech sm\u011brech, i kdy\u017e je \u010dasto nejv\u00fdrazn\u011bj\u0161\u00ed v radi\u00e1ln\u00edm sm\u011bru. Pr\u00e1v\u011b stanoven\u00ed t\u00e9to norm\u00e1ln\u00ed \u00farovn\u011b d\u00e1v\u00e1 pozd\u011bj\u0161\u00edmu n\u00e1r\u016fstu smysl.<\/p>\n<h3>Zv\u00fd\u0161en\u00e1 hodnota 2\u00d7f a co to znamen\u00e1<\/h3>\n<ul>\n<li><strong>Probl\u00e9my s vinut\u00edm statoru:<\/strong> Zkraty mezi jednotliv\u00fdmi z\u00e1vity nebo f\u00e1zov\u00e1 nerovnov\u00e1ha zvy\u0161uj\u00ed amplitudu na frekvenci 2\u00d7f, \u010dasto doprov\u00e1zen\u00e9 zv\u00fd\u0161en\u00edm teploty a m\u011b\u0159itelnou proudovou nerovnov\u00e1hou mezi f\u00e1zemi.<\/li>\n<li><strong>Excentricita vzduchov\u00e9 mezery:<\/strong> nerovnom\u011brn\u00e1 mezera od rotoru <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/eccentricity\/\">excentricita<\/a> nebo <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/bearing-wear\/\">opot\u0159eben\u00ed lo\u017eisek<\/a> vytv\u00e1\u0159\u00ed nerovnov\u00e1hu <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/magnetic-pull\/\">magnetick\u00e9 p\u0159itahov\u00e1n\u00ed<\/a>, \u010d\u00edm\u017e zvy\u0161uje 2\u00d7f a <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/pole-pass-frequency\/\">frekvence pr\u016fchodu p\u00f3lu<\/a> spole\u010dn\u011b \u2013 kombinace mechanick\u00fdch a elektromagnetick\u00fdch jev\u016f.<\/li>\n<li><strong>Rezonance m\u011bkk\u00e9 nohy nebo r\u00e1mu:<\/strong> if a <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/soft-foot\/\">m\u011bkk\u00e1 patka<\/a> nebo r\u00e1mu <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/natural-frequency\/\">vlastn\u00ed frekvence<\/a> lies near 2\u00d7f, <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/resonance\/\">struktur\u00e1ln\u00ed rezonance<\/a> zesiluje elektromagnetick\u00e9 vibrace; vibrace r\u00e1mu pak v\u00fdrazn\u011b p\u0159evy\u0161uj\u00ed vibrace lo\u017eisek, a \u0159e\u0161en\u00edm je zv\u00fd\u0161en\u00ed tuhosti konstrukce nebo p\u0159id\u00e1n\u00ed tlumen\u00ed.<\/li>\n<\/ul>\n<h2>4. Frekven\u010dn\u00ed m\u011bni\u010de<\/h2>\n<p>Frekven\u010dn\u00ed m\u011bni\u010d z\u00e1m\u011brn\u011b m\u011bn\u00ed v\u00fdstupn\u00ed frekvenci \u2013 obvykle v rozmez\u00ed 0\u2013120 Hz \u2013 a ot\u00e1\u010dky motoru se j\u00ed p\u0159izp\u016fsobuj\u00ed, tak\u017ee v\u0161echny elektromagnetick\u00e9 frekvence, v\u010detn\u011b dvojn\u00e1sobku z\u00e1kladn\u00ed frekvence (2\u00d7f) a slo\u017eek s polov\u00fdm pr\u016fchodem, se m\u011bn\u00ed \u00fam\u011brn\u011b s v\u00fdstupem m\u011bni\u010de, nam\u00edsto toho, aby z\u016fst\u00e1valy na pevn\u00e9 hodnot\u011b 50 nebo 60 Hz. Tato prom\u011bnlivost m\u00e1 praktick\u00e9 d\u016fsledky pro vibrace:<\/p>\n<ul>\n<li><strong>Sp\u00ednac\u00ed frekvence:<\/strong> PWM nosn\u00e1 vlna vkl\u00e1d\u00e1 na z\u00e1kladn\u00ed frekvenci slo\u017eky v kHz rozsahu.<\/li>\n<li><strong>Proudy v lo\u017eisc\u00edch:<\/strong> Vysokofrekven\u010dn\u00ed proudy mohou zp\u016fsobit d\u016flkovou korozi a r\u00fdhov\u00e1n\u00ed lo\u017eisek, pokud nen\u00ed h\u0159\u00eddel spr\u00e1vn\u011b uzemn\u011bna.<\/li>\n<li><strong>Kroutiv\u00e9 kmit\u00e1n\u00ed:<\/strong> kol\u00eds\u00e1n\u00ed to\u010div\u00e9ho momentu se projevuje na r\u016fzn\u00fdch frekvenc\u00edch.<\/li>\n<li><strong>Buzen\u00ed rezonance:<\/strong> postupn\u011b m\u011bn\u00edc\u00ed se ot\u00e1\u010dky mohou proch\u00e1zet strukturn\u00edmi rezonancemi konstrukce a do\u010dasn\u011b zes\u00edlit vibrace.<\/li>\n<\/ul>\n<h2>5. Praktick\u00e9 p\u0159\u00edklady diagnostiky<\/h2>\n<h3>P\u0159\u00edpad 1 \u2013 vysok\u00e9 kmit\u00e1n\u00ed s frekvenc\u00ed 2\u00d7f<\/h3>\n<p>\u010cty\u0159p\u00f3lov\u00fd motor s frekvenc\u00ed 60 Hz, b\u011b\u017e\u00edc\u00ed p\u0159i ot\u00e1\u010dk\u00e1ch kolem 1750 ot.\/min, vykazuje slo\u017eku o frekvenci 120 Hz p\u0159i rychlosti 6 mm\/s, co\u017e je v\u00fdrazn\u011b v\u00edce ne\u017e z\u00e1kladn\u00ed \u00farove\u0148 vibrace p\u0159i jednon\u00e1sobn\u00e9 ot\u00e1\u010dkov\u00e9 frekvenci (cca 2 mm\/s). Jeliko\u017e se energie soust\u0159eduje sp\u00ed\u0161e na dvojn\u00e1sobek s\u00ed\u0165ov\u00e9 frekvence ne\u017e na provozn\u00ed rychlost, nazna\u010duje to sp\u00ed\u0161e probl\u00e9m s vinut\u00edm statoru nebo excentricitu vzduchov\u00e9 mezery ne\u017e mechanickou poruchu. <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/unbalance\/\">nevyv\u00e1\u017eenost<\/a>. Termovizn\u00ed m\u011b\u0159en\u00ed n\u00e1sledn\u011b odhal\u00ed p\u0159eh\u0159\u00e1t\u00e9 m\u00edsto ve statoru a je nam\u011b\u0159ena proudov\u00e1 nerovnov\u00e1ha mezi f\u00e1zemi, co\u017e diagn\u00f3zu potvrzuje; n\u00e1pravn\u00fdm opat\u0159en\u00edm je p\u0159evinut\u00ed nebo v\u00fdm\u011bna motoru.<\/p>\n<h3>P\u0159\u00edpad 2 \u2013 postrann\u00ed p\u00e1sma kolem provozn\u00ed ot\u00e1\u010dkov\u00e9 frekvence<\/h3>\n<p>Vrcholy se objevuj\u00ed p\u0159i 1\u00d7 \u00b1 vzd\u00e1lenosti souvisej\u00edc\u00ed se skluzem (n\u011bkolik Hz), co\u017e je typick\u00fd rys <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/broken-rotor-bars\/\">zlomen\u00e9 rotorov\u00e9 ty\u010de<\/a>. Anal\u00fdza charakteristik proudu motoru ukazuje tot\u00e9\u017e <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/sidebands\/\">postrann\u00ed p\u00e1smo<\/a> zm\u011bny v nap\u00e1jec\u00edm proudu a sledov\u00e1n\u00ed amplitudy postrann\u00edho p\u00e1sma v \u010dase poskytuje dostatek \u010dasu na napl\u00e1nov\u00e1n\u00ed v\u00fdm\u011bny. Oba p\u0159\u00edpady spadaj\u00ed do \u0161ir\u0161\u00ed skupiny <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/electrical-faults\/\">elektrick\u00e9 poruchy<\/a> kter\u00e9 je anal\u00fdza vibrac\u00ed schopna odli\u0161it od mechanick\u00fdch.<\/p>\n<h2>6. Osv\u011bd\u010den\u00e9 postupy v oblasti monitorov\u00e1n\u00ed<\/h2>\n<h3>Spectrum setup<\/h3>\n<p>Nastavte maxim\u00e1ln\u00ed frekvenci nad 500 Hz, aby anal\u00fdza zachytila 2\u00d7f a jej\u00ed harmonick\u00e9, a zvolte dostate\u010dn\u00e9 rozli\u0161en\u00ed pro rozli\u0161en\u00ed t\u011bsn\u011b soused\u00edc\u00edch postrann\u00edch p\u00e1sem \u2013 pro anal\u00fdzu posunu frekvence je vhodn\u00e9 rozli\u0161en\u00ed lep\u0161\u00ed ne\u017e p\u0159ibli\u017en\u011b 0,5 Hz. Prov\u00e1d\u011bjte m\u011b\u0159en\u00ed v horizont\u00e1ln\u00edm, vertik\u00e1ln\u00edm i axi\u00e1ln\u00edm sm\u011bru, proto\u017ee elektromagnetick\u00e9 a mechanick\u00e9 slo\u017eky se v jednotliv\u00fdch sm\u011brech rozkl\u00e1daj\u00ed odli\u0161n\u011b.<\/p>\n<h3>V\u00fdchoz\u00ed hodnoty a trendy<\/h3>\n<p>Zaznamenejte amplitudu 2\u00d7f u nov\u00e9ho nebo \u010derstv\u011b p\u0159evinut\u00e9ho motoru, stanovte norm\u00e1ln\u00ed hodnoty pro ka\u017ed\u00fd typ motoru v provozovn\u011b a nastavte mezn\u00ed hodnoty pro spou\u0161t\u011bn\u00ed alarmu \u2013 obvykle dvakr\u00e1t a\u017e t\u0159ikr\u00e1t <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/baseline\/\">z\u00e1kladn\u00ed linie<\/a> pro 2\u00d7f. Pot\u00e9 sledujte v\u00fdvoj d\u016fle\u017eit\u00fdch parametr\u016f: amplitudu p\u0159i dvojn\u00e1sobn\u00e9 s\u00ed\u0165ov\u00e9 frekvenci, slo\u017eky v p\u00e1smu pol\u00e1rn\u00edho pr\u016fchodu, amplitudy a pr\u016fb\u011bhy postrann\u00edch p\u00e1sem, celkovou \u00farove\u0148 vibrac\u00ed a obvykl\u00e9 ukazatele stavu lo\u017eisek. Sledujte, jak se tyto hodnoty v \u010dase m\u011bn\u00ed, a to pomoc\u00ed systematick\u00e9ho <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/trend-analysis\/\">anal\u00fdza trend\u016f<\/a>, je to, co prom\u011bn\u00ed jednotliv\u00e9 spektrum ve v\u010dasn\u00e9 varov\u00e1n\u00ed.<\/p>\n<h2>7. M\u011b\u0159en\u00ed v ter\u00e9nu<\/h2>\n<p>Rozli\u0161en\u00ed elektrick\u00e9ho sign\u00e1lu od mechanick\u00e9ho za\u010d\u00edn\u00e1 p\u0159esn\u00fdm m\u011b\u0159en\u00edm amplitudy, frekvence a <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/phase\/\">f\u00e1ze<\/a> na stroji. P\u0159enosn\u00fd dvoukan\u00e1lov\u00fd p\u0159\u00edstroj, jako je nap\u0159\u00edklad <a href=\"https:\/\/vibromera.eu\/cs\/produkt\/balanset-1\/\">Balanset-1A<\/a> zaznamen\u00e1v\u00e1 FFT spektrum a synchronn\u00ed referen\u010dn\u00ed sign\u00e1l pot\u0159ebn\u00fd k p\u0159esn\u00e9mu porovn\u00e1n\u00ed t\u011bchto komponent s provozn\u00edmi ot\u00e1\u010dkami a jejich harmonick\u00fdmi, co\u017e pom\u00e1h\u00e1 ov\u011b\u0159it, zda je \u0161pi\u010dka v okol\u00ed 100 nebo 120 Hz zp\u016fsobena elektromagnetick\u00fdm jevem, nebo jde pouze o struktur\u00e1ln\u00ed odezvu. A jakmile je elektrick\u00e1 p\u0159\u00ed\u010dina vylou\u010dena a zbytkov\u00e1 <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/unbalance\/\">nevyv\u00e1\u017eenost<\/a> je identifikov\u00e1n jako skute\u010dn\u00fd p\u016fvodce vibrac\u00ed 1\u00d7, tent\u00fd\u017e p\u0159\u00edstroj prov\u00e1d\u00ed <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/vyrovnavani-poli\/\">vyva\u017eov\u00e1n\u00ed na m\u00edst\u011b<\/a> co\u017e tento probl\u00e9m \u0159e\u0161\u00ed \u2013 d\u00edky \u010demu\u017e lze poznatky o s\u00ed\u0165ov\u00e9 frekvenci p\u0159\u00edmo vyu\u017e\u00edt ve v\u00fdrob\u011b.<\/p>\n<p>Znalost s\u00ed\u0165ov\u00e9 frekvence je z\u00e1kladem pro pochopen\u00ed toho, jak funguje st\u0159\u00eddav\u00fd motor a jak\u00e9 jsou p\u0159\u00ed\u010diny jeho poruch. Rozpozn\u00e1n\u00ed slo\u017eek s frekvenc\u00ed odpov\u00eddaj\u00edc\u00ed s\u00ed\u0165ov\u00e9 frekvenci \u2013 zejm\u00e9na dvojn\u00e1sobku t\u00e9to frekvence \u2013 ve spektru vibrac\u00ed a znalost elektromagnetick\u00fdch jev\u016f, kter\u00e9 za nimi stoj\u00ed, umo\u017e\u0148uje analytikovi jasn\u011b rozli\u0161it mezi mechanick\u00fdmi a elektrick\u00fdmi poruchami a zvolit spr\u00e1vn\u00fd postup p\u0159i diagnostice a n\u00e1prav\u011b.<\/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 elektrickou frekvenc\u00ed (s\u00ed\u0165ovou frekvenc\u00ed), frekvenc\u00ed st\u0159\u00eddav\u00e9ho nap\u00e1jen\u00ed, kter\u00e1 ur\u010duje synchronn\u00ed ot\u00e1\u010dky motoru a vytv\u00e1\u0159\u00ed charakteristick\u00e9 vibra\u010dn\u00ed slo\u017eky p\u0159i 2n\u00e1sobku s\u00ed\u0165ov\u00e9 frekvence.<\/p>","protected":false},"featured_media":0,"template":"","meta":{"ai_generated_summary":"","footnotes":""},"categories":[114,109],"tags":[],"class_list":["post-111","glossary","type-glossary","status-publish","hentry","category-analysis","category-glossary"],"_links":{"self":[{"href":"https:\/\/vibromera.eu\/cs\/wp-json\/wp\/v2\/glossary\/111","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\/111\/revisions"}],"predecessor-version":[{"id":101332,"href":"https:\/\/vibromera.eu\/cs\/wp-json\/wp\/v2\/glossary\/111\/revisions\/101332"}],"wp:attachment":[{"href":"https:\/\/vibromera.eu\/cs\/wp-json\/wp\/v2\/media?parent=111"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vibromera.eu\/cs\/wp-json\/wp\/v2\/categories?post=111"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vibromera.eu\/cs\/wp-json\/wp\/v2\/tags?post=111"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}