{"id":229,"date":"2025-10-31T00:25:51","date_gmt":"2025-10-31T00:25:51","guid":{"rendered":"https:\/\/vibromera.eu\/glossary\/seismic-transducer\/"},"modified":"2026-07-03T10:11:01","modified_gmt":"2026-07-03T10:11:01","slug":"seismic-transducer","status":"publish","type":"glossary","link":"https:\/\/vibromera.eu\/cs\/glossary\/seismic-transducer\/","title":{"rendered":"Co je seismick\u00fd sn\u00edma\u010d? Inerci\u00e1ln\u00ed referen\u010dn\u00ed sn\u00edma\u010d"},"content":{"rendered":"<h1>Pochopen\u00ed seismick\u00fdch sn\u00edma\u010d\u016f<\/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\/229?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\/229?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\/229?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\/229?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\/229?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\/229?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\/229?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\/229?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\/229?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\/229?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\/229?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\/229?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\/229?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\/229?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>A <strong>seismick\u00fd sn\u00edma\u010d<\/strong> \u2014 ozna\u010dovan\u00fd tak\u00e9 jako seizmick\u00fd sn\u00edma\u010d nebo inerci\u00e1ln\u00ed p\u0159evodn\u00edk \u2014 je <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/vibration\/\">vibrace<\/a> sn\u00edma\u010d, kter\u00fd pou\u017e\u00edv\u00e1 vnit\u0159n\u00ed seizmickou hmotu (a &#8220;proof mass&#8221;) zav\u011b\u0161enou na pru\u017ein\u00e1ch nebo poddajn\u00fdch prvc\u00edch jako inerci\u00e1ln\u00ed referenci, co\u017e mu umo\u017e\u0148uje m\u011b\u0159it absolutn\u00ed pohyb z\u00e1kladny sn\u00edma\u010de. Kdy\u017e sk\u0159\u00ed\u0148 vibruje, relativn\u00ed pohyb mezi zav\u011b\u0161enou hmotou a sk\u0159\u00edn\u00ed se p\u0159ev\u00e1d\u00ed na elektrick\u00fd sign\u00e1l p\u0159edstavuj\u00edc\u00ed vibrace. V z\u00e1vislosti na tom, kde se m\u011b\u0159ic\u00ed frekvence nach\u00e1z\u00ed v\u016f\u010di <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/natural-frequency\/\">vlastn\u00ed frekvence<\/a>, sn\u00edma\u010d pracuje v jednom ze dvou re\u017eim\u016f: nad rezonanc\u00ed m\u00e1 hmota tendenci z\u016fst\u00e1vat v prostoru v klidu a relativn\u00ed pohyb sleduje v\u00fdchylku sk\u0159\u00edn\u011b (klasick\u00fd re\u017eim seizmometru a sn\u00edma\u010de rychlosti), zat\u00edmco pod rezonanc\u00ed je mal\u00e1 zbytkov\u00e1 v\u00fdchylka hmoty \u00fam\u011brn\u00e1 zrychlen\u00ed sk\u0159\u00edn\u011b (re\u017eim akcelerometru). Ur\u010duj\u00edc\u00edm znakem je, \u017ee reference je nesena <em>inside<\/em> sn\u00edma\u010dem, tak\u017ee nen\u00ed vy\u017eadov\u00e1n \u017e\u00e1dn\u00fd pevn\u00fd vn\u011bj\u0161\u00ed vzta\u017en\u00fd bod.<\/p>\n<p>N\u00e1zev &#8220;seizmick\u00fd&#8221; poch\u00e1z\u00ed z p\u0159\u00edstrojov\u00e9ho vybaven\u00ed pro m\u011b\u0159en\u00ed zem\u011bt\u0159esen\u00ed: zav\u011b\u0161en\u00e1 hmota seizmometru z\u016fst\u00e1v\u00e1 relativn\u011b v klidu, zat\u00edmco pod n\u00ed se chv\u011bje zemsk\u00fd povrch. V oblasti monitorov\u00e1n\u00ed stroj\u016f jsou ob\u011b <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/velocity-transducer\/\">sn\u00edma\u010de rychlosti<\/a> a <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/accelerometer\/\">akcelerometry<\/a> seizmick\u00e9 p\u0159evodn\u00edky v tomto smyslu, a\u010dkoli se tento term\u00edn nej\u010dast\u011bji spojuje s klasick\u00fdm sn\u00edma\u010dem rychlosti.<\/p>\n<h2>1. Princip fungov\u00e1n\u00ed<\/h2>\n<h3>Syst\u00e9m hmoty-pru\u017einy-tlumi\u010de<\/h3>\n<p>Ka\u017ed\u00fd seizmick\u00fd p\u0159evodn\u00edk je v j\u00e1dru mal\u00fd mechanick\u00fd oscil\u00e1tor se \u010dty\u0159mi funk\u010dn\u00edmi \u010d\u00e1stmi:<\/p>\n<ul>\n<li><strong>Seismic mass:<\/strong> kalibrovan\u00e1 referen\u010dn\u00ed hmota zav\u011b\u0161en\u00e1 uvnit\u0159 pouzdra sn\u00edma\u010de.<\/li>\n<li><strong>Pru\u017eina:<\/strong> mechanick\u00e9 pru\u017einy nebo tenk\u00e9 ohybov\u00e9 \u010dleny, kter\u00e9 nesou hmotu.<\/li>\n<li><strong>Tlumen\u00ed:<\/strong> vzduchov\u00e9, magnetick\u00e9 (v\u00ed\u0159iv\u00e9 proudy) nebo kapalinov\u00e9 tlumen\u00ed, kter\u00e9 potla\u010duje rezonanci.<\/li>\n<li><strong>Transdukce:<\/strong> prvek, kter\u00fd p\u0159ev\u00e1d\u00ed relativn\u00ed pohyb hmoty v\u016f\u010di pouzdru na nap\u011bt\u00ed.<\/li>\n<\/ul>\n<h3>Oblasti frekven\u010dn\u00ed odezvy<\/h3>\n<p>Chov\u00e1n\u00ed sn\u00edma\u010de zcela z\u00e1vis\u00ed na tom, kde le\u017e\u00ed budic\u00ed frekvence v\u016f\u010di jeho vlastn\u00ed vlastn\u00ed frekvenci \u2014 a dv\u011b hlavn\u00ed rodiny sn\u00edma\u010d\u016f z\u00e1m\u011brn\u011b pracuj\u00ed na opa\u010dn\u00fdch stran\u00e1ch rezonance:<\/p>\n<ul>\n<li><strong>Pod vlastn\u00ed frekvenc\u00ed (re\u017eim akcelerometru):<\/strong> hmota a sk\u0159\u00ed\u0148 se v podstat\u011b pohybuj\u00ed spole\u010dn\u011b a mal\u00e1 zbytkov\u00e1 v\u00fdchylka hmoty je \u00fam\u011brn\u00e1 <em>zrychlen\u00ed<\/em>. Piezoelektrick\u00e9 a MEMS akcelerometry pracuj\u00ed zde, pod svou vysokou mont\u00e1\u017en\u00ed rezonanc\u00ed.<\/li>\n<li><strong>Na vlastn\u00ed frekvenci:<\/strong> syst\u00e9m rezonuje \u2014 v\u00fdstup je zes\u00edlen\u00fd, ale zkreslen\u00fd a nespolehliv\u00fd, proto se m\u011b\u0159en\u00ed v bl\u00edzkosti rezonance vyh\u00fdb\u00e1me.<\/li>\n<li><strong>Nad vlastn\u00ed frekvenc\u00ed (re\u017eim seizmometru):<\/strong> hmota fakticky z\u016fst\u00e1v\u00e1 na m\u00edst\u011b, zat\u00edmco sk\u0159\u00ed\u0148 kolem n\u00ed vibruje, a relativn\u00ed pohyb sleduje <em>v\u00fdchylka<\/em> (nebo rychlost). Posuvov\u00e9 seizmometry a sn\u00edma\u010de rychlosti s pohyblivou c\u00edvkou pracuj\u00ed zde, nad svou n\u00edzkou vlastn\u00ed frekvenc\u00ed.<\/li>\n<li><strong>Usable ranges:<\/strong> sn\u00edma\u010d rychlosti se obvykle pou\u017e\u00edv\u00e1 nad p\u0159ibli\u017en\u011b 2\u00d7 svou vlastn\u00ed frekvenc\u00ed, kde se jeho odezva ust\u00e1lila a je ploch\u00e1; akcelerometr se pou\u017e\u00edv\u00e1 v\u00fdrazn\u011b pod svou mont\u00e1\u017en\u00ed rezonanc\u00ed \u2014 typicky asi do jedn\u00e9 t\u0159etiny t\u00e9to hodnoty pro dobrou p\u0159esnost.<\/li>\n<\/ul>\n<h2>2. Typy seismick\u00fdch sn\u00edma\u010d\u016f<\/h2>\n<h3>P\u0159evodn\u00edky rychlosti (s pohyblivou c\u00edvkou)<\/h3>\n<ul>\n<li>Magnet je zav\u011b\u0161en na pru\u017ein\u00e1ch uvnit\u0159 pevn\u00e9 c\u00edvky (nebo naopak).<\/li>\n<li>Relativn\u00ed rychlost mezi magnetem a c\u00edvkou generuje nap\u011bt\u00ed elektromagnetickou indukc\u00ed.<\/li>\n<li>Vlastn\u00ed frekvence typicky 8\u201315 Hz.<\/li>\n<li>Pou\u017eiteln\u00e9 p\u0159ibli\u017en\u011b nad 16\u201330 Hz.<\/li>\n<li>M\u011b\u0159\u00ed rychlost p\u0159\u00edmo, bez nutnosti integrace sign\u00e1lu.<\/li>\n<\/ul>\n<h3>Akcelerometry<\/h3>\n<ul>\n<li><a href=\"https:\/\/vibromera.eu\/cs\/glossary\/piezoelectric-accelerometer\/\">Piezoelektrick\u00fd<\/a> typy vyu\u017e\u00edvaj\u00ed piezoelektrick\u00fd krystal ke sn\u00edm\u00e1n\u00ed inerci\u00e1ln\u00ed s\u00edly hmoty.<\/li>\n<li>Typy MEMS vyu\u017e\u00edvaj\u00ed kapacitn\u00ed nebo piezoodporov\u00e9 sn\u00edm\u00e1n\u00ed na mikro-obr\u00e1b\u011bn\u00e9m prvku.<\/li>\n<li>Mnohem vy\u0161\u0161\u00ed (mont\u00e1\u017en\u00ed) vlastn\u00ed frekvence, typicky 10\u201330 kHz.<\/li>\n<li>Na rozd\u00edl od sn\u00edma\u010d\u016f rychlosti, pou\u017e\u00edv\u00e1 se <em>pod<\/em> rezonance: pou\u017eiteln\u00fd p\u0159ibli\u017en\u011b od 1 Hz do zhruba jedn\u00e9 t\u0159etiny mont\u00e1\u017en\u00ed rezonan\u010dn\u00ed frekvence.<\/li>\n<li>M\u011b\u0159\u00ed zrychlen\u00ed, kter\u00e9 lze integrovat na rychlost nebo v\u00fdchylku.<\/li>\n<\/ul>\n<h2>3. Seizmick\u00e9 a neseizmick\u00e9 sn\u00edma\u010de<\/h2>\n<p>Rodin\u011b seismick\u00fdch sn\u00edma\u010d\u016f nejl\u00e9pe porozum\u00edme ve srovn\u00e1n\u00ed se sn\u00edma\u010di, kter\u00e9 se op\u00edraj\u00ed o extern\u00ed referenci.<\/p>\n<h3>Seismick\u00e9 senzory (inerci\u00e1ln\u00ed reference)<\/h3>\n<ul>\n<li>Akcelerometry a sn\u00edma\u010de rychlosti.<\/li>\n<li>M\u011b\u0159\u00ed absolutn\u00ed pohyb v inerci\u00e1ln\u00edm prostoru.<\/li>\n<li>Montuj\u00ed se p\u0159\u00edmo na vibruj\u00edc\u00ed konstrukci.<\/li>\n<li>Nesou vlastn\u00ed vnit\u0159n\u00ed hmotu jako referenci.<\/li>\n<li>Nej\u010dast\u011bj\u0161\u00ed volba pro monitorov\u00e1n\u00ed stroj\u016f.<\/li>\n<\/ul>\n<h3>Neseismick\u00e9 senzory (extern\u00ed reference)<\/h3>\n<ul>\n<li><a href=\"https:\/\/vibromera.eu\/cs\/glossary\/proximity-probe\/\">Bezdotykov\u00e9 sondy<\/a> (v\u00ed\u0159ivoproud\u00e9 sn\u00edma\u010de).<\/li>\n<li>M\u011b\u0159\u00ed relativn\u00ed pohyb mezi dv\u011bma povrchy.<\/li>\n<li>Vy\u017eaduj\u00ed pevn\u00fd referen\u010dn\u00ed bod, z n\u011bho\u017e m\u011b\u0159\u00ed.<\/li>\n<li>Obvykle m\u011b\u0159\u00ed pohyb h\u0159\u00eddele relativn\u011b v\u016f\u010di lo\u017eisku.<\/li>\n<li>Standard pro m\u011b\u0159en\u00ed vibrac\u00ed h\u0159\u00eddele na stroj\u00edch s <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/journal-bearing\/\">kluzn\u00e1 lo\u017eiska<\/a>.<\/li>\n<\/ul>\n<h2>4. V\u00fdhody seizmick\u00e9 konstrukce<\/h2>\n<h3>Vlastn\u00ed referen\u010dn\u00ed syst\u00e9m<\/h3>\n<ul>\n<li>Nen\u00ed pot\u0159eba \u017e\u00e1dn\u00fd vn\u011bj\u0161\u00ed referen\u010dn\u00ed r\u00e1mec.<\/li>\n<li>Sn\u00edma\u010d lze upevnit t\u00e9m\u011b\u0159 kdekoliv na vibruj\u00edc\u00ed konstrukci.<\/li>\n<li>Ud\u00e1v\u00e1 skute\u010dn\u00fd absolutn\u00ed pohyb v inerci\u00e1ln\u00edm prostoru.<\/li>\n<\/ul>\n<h3>V\u0161estrannost<\/h3>\n<ul>\n<li>Jeden typ sn\u00edma\u010de pokryje velk\u00e9 mno\u017estv\u00ed aplikac\u00ed.<\/li>\n<li>Vhodn\u00fd jak pro do\u010dasn\u00e1 m\u011b\u0159en\u00ed, tak pro trval\u00e9 instalace.<\/li>\n<li>Snadno p\u0159enosn\u00fd od stroje ke stroji.<\/li>\n<\/ul>\n<p>Tato v\u0161estrannost je d\u016fvodem, pro\u010d se na n\u011b p\u0159enosn\u00e9 p\u0159\u00edstroje spol\u00e9haj\u00ed. Dvoukan\u00e1lov\u00fd p\u0159\u00edstroj <a href=\"https:\/\/vibromera.eu\/cs\/produkt\/balanset-1\/\">Balanset-1A<\/a>, nap\u0159\u00edklad, ode\u010d\u00edt\u00e1 hodnoty z akcelerometr\u016f upnut\u00fdch na t\u011blesa lo\u017eisek \u2014 seizmick\u00fdch sn\u00edma\u010d\u016f se samoreferenc\u00ed, kter\u00e9 nepot\u0159ebuj\u00ed pevn\u00fd referen\u010dn\u00ed bod, tak\u017ee technik m\u016f\u017ee rychle p\u0159ech\u00e1zet mezi m\u011b\u0159ic\u00edmi m\u00edsty a stroji p\u0159i vyva\u017eov\u00e1n\u00ed v provozu.<\/p>\n<h2>5. Omezen\u00ed<\/h2>\n<h3>Omezen\u00ed frekven\u010dn\u00ed odezvy<\/h3>\n<ul>\n<li>Sn\u00edma\u010de rychlosti nemohou spolehliv\u011b m\u011b\u0159it pod p\u0159ibli\u017en\u011b 2\u00d7 svou vlastn\u00ed frekvenc\u00ed; typy s pohyblivou c\u00edvkou zejm\u00e9na reaguj\u00ed pod 15\u201320 Hz \u0161patn\u011b. Existuje zde p\u0159irozen\u00fd kompromis: ni\u017e\u0161\u00ed vlastn\u00ed frekvence d\u00e1v\u00e1 lep\u0161\u00ed dosah do n\u00edzk\u00fdch frekvenc\u00ed, ale vy\u017eaduje v\u011bt\u0161\u00ed a t\u011b\u017e\u0161\u00ed sn\u00edma\u010d.<\/li>\n<li>Akcelerometry ztr\u00e1cej\u00ed p\u0159esnost, kdy\u017e se m\u011b\u0159ic\u00ed frekvence bl\u00ed\u017e\u00ed jejich mont\u00e1\u017en\u00ed rezonanci; praktick\u00e1 horn\u00ed mez (typicky asi jedna t\u0159etina mont\u00e1\u017en\u00ed rezonance) siln\u011b z\u00e1vis\u00ed na zp\u016fsobu mont\u00e1\u017ee (viz ISO 5348).<\/li>\n<li>Na \u00fapln\u011b spodn\u00edm konci je odezva akcelerometru omezena sn\u00edmac\u00edm prvkem a elektronikou zesilova\u010de sp\u00ed\u0161e ne\u017e seizmick\u00fdm z\u00e1v\u011bsem \u2014 u standardn\u00edch pr\u016fmyslov\u00fdch jednotek typicky a\u017e k p\u0159ibli\u017en\u011b 0.5\u20131 Hz.<\/li>\n<\/ul>\n<h3>M\u011b\u0159\u00ed pohyb lo\u017eiskov\u00e9ho t\u011blesa<\/h3>\n<ul>\n<li>Sn\u00edma\u010d ud\u00e1v\u00e1 pohyb t\u011blesa lo\u017eiska, nikoli p\u0159\u00edmo pohyb h\u0159\u00eddele.<\/li>\n<li>Vibrace t\u011blesa lo\u017eiska nejsou toto\u017en\u00e9 s vibracemi h\u0159\u00eddele \u2014 jsou filtrov\u00e1ny tuhost\u00ed lo\u017eiska a okoln\u00ed konstrukc\u00ed.<\/li>\n<li>Tam, kde z\u00e1le\u017e\u00ed na skute\u010dn\u00e9 orbit\u011b h\u0159\u00eddele, jsou nam\u00edsto toho nutn\u00e9 bezdotykov\u00e9 sn\u00edma\u010de polohy.<\/li>\n<\/ul>\n<h2>6. Aplikace<\/h2>\n<h3>Monitorov\u00e1n\u00ed stavu stroj\u016f<\/h3>\n<ul>\n<li>M\u011b\u0159en\u00ed vibrac\u00ed na t\u011blese lo\u017eiska.<\/li>\n<li>Sledov\u00e1n\u00ed celkov\u00e9 \u00farovn\u011b vibrac\u00ed v \u010dase.<\/li>\n<li><a href=\"https:\/\/vibromera.eu\/cs\/glossary\/bearing-defects\/\">Bearing-defect<\/a> detection.<\/li>\n<li>Obecn\u00e1 diagnostika rota\u010dn\u00edch stroj\u016f.<\/li>\n<\/ul>\n<h3>Vibrace konstrukce<\/h3>\n<ul>\n<li>M\u011b\u0159en\u00ed vibrac\u00ed budov a z\u00e1klad\u016f.<\/li>\n<li>Seizmick\u00e9 monitorov\u00e1n\u00ed zem\u011bt\u0159esen\u00ed.<\/li>\n<li>Vibrace \u0161\u00ed\u0159en\u00e9 zem\u00ed vyza\u0159ovan\u00e9 stroji.<\/li>\n<\/ul>\n<h3>Mod\u00e1ln\u00ed anal\u00fdza<\/h3>\n<ul>\n<li>M\u011b\u0159en\u00ed odezvy konstrukce na kalibrovan\u00fd r\u00e1z.<\/li>\n<li>Determining <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/natural-frequency\/\">vlastn\u00ed frekvence<\/a> a <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/mode-shape\/\">vlastn\u00ed tvary<\/a>.<\/li>\n<li>Building the <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/frequency-response-function\/\">funkce frekven\u010dn\u00ed odezvy<\/a> pou\u017e\u00edvan\u00e9 v <a href=\"https:\/\/vibromera.eu\/cs\/glossary\/modal-analysis\/\">mod\u00e1ln\u00ed anal\u00fdza<\/a>.<\/li>\n<\/ul>\n<p>Seizmick\u00e9 p\u0159evodn\u00edky vyu\u017e\u00edvaj\u00edc\u00ed vnit\u0159n\u00ed zav\u011b\u0161enou hmotu jako inerci\u00e1ln\u00ed referenci tvo\u0159\u00ed z\u00e1klad m\u011b\u0159en\u00ed vibrac\u00ed na rota\u010dn\u00edch stroj\u00edch. Pochopen\u00ed seizmick\u00e9ho principu \u2014 jak zav\u011b\u0161en\u00e1 hmota umo\u017e\u0148uje m\u011b\u0159en\u00ed absolutn\u00edho pohybu a pro\u010d sn\u00edma\u010de rychlosti pracuj\u00ed nad svou vlastn\u00ed frekvenc\u00ed, zat\u00edmco akcelerometry pracuj\u00ed pod mont\u00e1\u017en\u00ed rezonanc\u00ed \u2014 vysv\u011btluje jak p\u0159ednosti, tak omezen\u00ed t\u011bchto dvou tahoun\u016f ka\u017ed\u00e9ho pr\u016fmyslov\u00e9ho programu vibra\u010dn\u00ed anal\u00fdzy.<\/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 seismick\u00fdmi p\u0159evodn\u00edky a vibra\u010dn\u00edmi senzory vyu\u017e\u00edvaj\u00edc\u00edmi vnit\u0159n\u00ed hmotu jako inerci\u00e1ln\u00ed referenci k m\u011b\u0159en\u00ed absolutn\u00edho pohybu, v\u010detn\u011b sn\u00edma\u010d\u016f rychlosti a akcelerometr\u016f.<\/p>","protected":false},"featured_media":0,"template":"","meta":{"ai_generated_summary":"","footnotes":""},"categories":[109,113],"tags":[],"class_list":["post-229","glossary","type-glossary","status-publish","hentry","category-glossary","category-measurement"],"_links":{"self":[{"href":"https:\/\/vibromera.eu\/cs\/wp-json\/wp\/v2\/glossary\/229","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":2,"href":"https:\/\/vibromera.eu\/cs\/wp-json\/wp\/v2\/glossary\/229\/revisions"}],"predecessor-version":[{"id":102184,"href":"https:\/\/vibromera.eu\/cs\/wp-json\/wp\/v2\/glossary\/229\/revisions\/102184"}],"wp:attachment":[{"href":"https:\/\/vibromera.eu\/cs\/wp-json\/wp\/v2\/media?parent=229"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vibromera.eu\/cs\/wp-json\/wp\/v2\/categories?post=229"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vibromera.eu\/cs\/wp-json\/wp\/v2\/tags?post=229"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}