{"id":163,"date":"2025-10-31T00:25:51","date_gmt":"2025-10-31T00:25:51","guid":{"rendered":"https:\/\/vibromera.eu\/glossary\/modal-analysis\/"},"modified":"2026-05-23T22:37:13","modified_gmt":"2026-05-23T22:37:13","slug":"modal-analysis","status":"publish","type":"glossary","link":"https:\/\/vibromera.eu\/et\/glossary\/modal-analysis\/","title":{"rendered":"Mis on modaalanal\u00fc\u00fcs? (EMA, OMA)"},"content":{"rendered":"<h1>Modaalse anal\u00fc\u00fcsi m\u00f5istmine<\/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\/et\/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\/et\/product\/balanset-1\/\" title=\"Kaasaskantav tasakaalustaja ja vibratsiooni anal\u00fcsaator 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=\"Balanset-1A t\u00e4iskomplektiga kaasaskantav tasakaalustaja ja vibratsioonianal\u00fcsaator\" 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\/et\/product-category\/devices\/\" rel=\"tag\">Seadmed<\/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\/et\/product\/balanset-1\/\" title=\"Kaasaskantav tasakaalustaja ja vibratsiooni anal\u00fcsaator Balanset-1A\">Kaasaskantav tasakaalustaja ja vibratsiooni anal\u00fcsaator 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> + k\u00e4ibemaks (kui on kohaldatav)<\/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=\"\/et\/wp-json\/wp\/v2\/glossary\/163?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=\"Lisa korvi\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Lisa korvi\" 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=\"\/et\/wp-json\/wp\/v2\/glossary\/163?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=\"Add to cart: \u201cPortable balancer &amp; Vibration analyzer Balanset-1A\u201d\" rel=\"nofollow\" data-success_message=\"\u201cPortable balancer &amp; Vibration analyzer Balanset-1A\u201d has been added to your cart\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Lisa korvi<\/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\/et\/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\/et\/product\/vibration-sensor\/\" title=\"Vibratsiooniandur\">\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=\"Balanset-1A vibratsiooniandur l\u00e4hivaates\" 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\/et\/product-category\/parts\/\" rel=\"tag\">Osad<\/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\/et\/product\/vibration-sensor\/\" title=\"Vibratsiooniandur\">Vibratsiooniandur<\/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> + k\u00e4ibemaks (kui on kohaldatav)<\/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=\"\/et\/wp-json\/wp\/v2\/glossary\/163?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=\"Lisa korvi\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Lisa korvi\" 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=\"\/et\/wp-json\/wp\/v2\/glossary\/163?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=\"Add to cart: \u201cVibration sensor\u201d\" rel=\"nofollow\" data-success_message=\"\u201cVibration sensor\u201d has been added to your cart\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Lisa korvi<\/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\/et\/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\/et\/product\/optical-sensor-for-balanset-and-arbalance\/\" title=\"Optiline andur (lasertahhomeeter)\">\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=\"Optiline andur (lasertahhomeeter)\" 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\/et\/product-category\/parts\/\" rel=\"tag\">Osad<\/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\/et\/product\/optical-sensor-for-balanset-and-arbalance\/\" title=\"Optiline andur (lasertahhomeeter)\">Optiline andur (lasertahhomeeter)<\/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> + k\u00e4ibemaks (kui on kohaldatav)<\/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=\"\/et\/wp-json\/wp\/v2\/glossary\/163?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=\"Lisa korvi\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Lisa korvi\" 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=\"\/et\/wp-json\/wp\/v2\/glossary\/163?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=\"Add to cart: \u201cOptical Sensor (Laser Tachometer)\u201d\" rel=\"nofollow\" data-success_message=\"\u201cOptical Sensor (Laser Tachometer)\u201d has been added to your cart\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Lisa korvi<\/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\/et\/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\/et\/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=\"Vibromera rootori tasakaalustuskomplekt: kandekott, mitmekanaliline signaalimuundur, k\u00e4eshoitav anal\u00fcsaator, magnetiline alus, vibratsiooniandurid ja spiraalkaablid.\" 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\/et\/product-category\/devices\/\" rel=\"tag\">Seadmed<\/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\/et\/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> + k\u00e4ibemaks (kui on kohaldatav)<\/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=\"\/et\/wp-json\/wp\/v2\/glossary\/163?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=\"Lisa korvi\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Lisa korvi\" 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=\"\/et\/wp-json\/wp\/v2\/glossary\/163?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=\"Add to cart: \u201cBalanset-4\u201d\" rel=\"nofollow\" data-success_message=\"\u201cBalanset-4\u201d has been added to your cart\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Lisa korvi<\/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\/et\/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\/et\/product\/magnet-stand\/\" title=\"Magnetiline alus 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=\"Magnetip\u00f5hi.\" 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\/et\/product-category\/parts\/\" rel=\"tag\">Osad<\/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\/et\/product\/magnet-stand\/\" title=\"Magnetiline alus Insize 60 kgf\">Magnetiline alus 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> + k\u00e4ibemaks (kui on kohaldatav)<\/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=\"\/et\/wp-json\/wp\/v2\/glossary\/163?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=\"Lisa korvi\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Lisa korvi\" 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=\"\/et\/wp-json\/wp\/v2\/glossary\/163?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=\"Add to cart: \u201cMagnetic Stand Insize-60-kgf\u201d\" rel=\"nofollow\" data-success_message=\"\u201cMagnetic Stand Insize-60-kgf\u201d has been added to your cart\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Lisa korvi<\/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\/et\/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\/et\/product\/reflective-tape\/\" title=\"Helkurlint\">\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=\"Helkurlint\" 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\/et\/product-category\/parts\/\" rel=\"tag\">Osad<\/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\/et\/product\/reflective-tape\/\" title=\"Helkurlint\">Helkurlint<\/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> + k\u00e4ibemaks (kui on kohaldatav)<\/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=\"\/et\/wp-json\/wp\/v2\/glossary\/163?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=\"Lisa korvi\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Lisa korvi\" 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=\"\/et\/wp-json\/wp\/v2\/glossary\/163?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=\"Add to cart: \u201cReflective tape\u201d\" rel=\"nofollow\" data-success_message=\"\u201cReflective tape\u201d has been added to your cart\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Lisa korvi<\/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\/et\/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\/et\/product\/dynamic-balancer-balanset-1a\/\" title=\"D\u00fcnaamiline tasakaalustaja &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=\"Balanset-1A komplekti sisu koos liideseseadme, andurite, tahhomeetri ja tarvikutega\" 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\/et\/product-category\/devices\/\" rel=\"tag\">Seadmed<\/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\/et\/product\/dynamic-balancer-balanset-1a\/\" title=\"D\u00fcnaamiline tasakaalustaja &quot;Balanset-1A&quot; OEM\">D\u00fcnaamiline tasakaalustaja \"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> + k\u00e4ibemaks (kui on kohaldatav)<\/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=\"\/et\/wp-json\/wp\/v2\/glossary\/163?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=\"Lisa korvi\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Lisa korvi\" 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=\"\/et\/wp-json\/wp\/v2\/glossary\/163?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=\"Add to cart: \u201cDynamic balancer \u201cBalanset-1A\u201d OEM\u201d\" rel=\"nofollow\" data-success_message=\"\u201cDynamic balancer \u201cBalanset-1A\u201d OEM\u201d has been added to your cart\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Lisa korvi<\/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>Modaalne anal\u00fc\u00fcs<\/strong> on protsess, mille k\u00e4igus uuritakse ja kirjeldatakse struktuuri v\u00f5i mehaanilise s\u00fcsteemi olemuslikke d\u00fcnaamilisi omadusi. Need omadused \u2014 selle <a href=\"https:\/\/vibromera.eu\/et\/glossary\/natural-frequency\/\">omasagedused<\/a>, selle <a href=\"https:\/\/vibromera.eu\/et\/glossary\/damping\/\">summutamine<\/a> suhted ja selle <a href=\"https:\/\/vibromera.eu\/et\/glossary\/mode-shape\/\">v\u00f5nkevormid<\/a> \u2014 moodustavad kokku s\u00fcsteemi \u201emodaalparameetrid\u201d. Need kirjeldavad koos viise, kuidas konstruktsioon h\u00e4irituse korral loomulikult vibreerima hakkab. See teadmine on aluseks: see v\u00f5imaldab inseneridel projekteerida konstruktsioone, mis peavad vastu d\u00fcnaamilistele j\u00f5ududele, ning diagnoosida ja lahendada p\u00fcsivaid vibratsiooniprobleeme, selgitades t\u00e4pselt v\u00e4lja, milline omav\u00f5nkesagedus on h\u00e4iritud. Kui <a href=\"https:\/\/vibromera.eu\/et\/glossary\/spectrum\/\">vibratsioonispekter<\/a> vibratsioonispekter n\u00e4itab, milliseid sagedusi t\u00f6\u00f6tav masin tekitab, modaalanal\u00fc\u00fcs aga n\u00e4itab, milliseid sagedusi konstruktsioon kaldub v\u00f5imendama \u2013 ja just see erinevus on resonantsi m\u00f5istmise v\u00f5ti <a href=\"https:\/\/vibromera.eu\/et\/glossary\/resonance\/\">resonants<\/a>.<\/p>\n<h2>1. Eesm\u00e4rk: modaalparameetrite kindlaksm\u00e4\u00e4ramine<\/h2>\n<p>Igal konstruktsioonil on oma f\u00fc\u00fcsilise \u00fclesehituse \u2013 massi, j\u00e4ikuse ja summutuse \u2013 poolt m\u00e4\u00e4ratud unikaalne modaalparameetrite kogum. Modaalanal\u00fc\u00fcsi eesm\u00e4rk on need parameetrid kindlaks m\u00e4\u00e4rata:<\/p>\n<ul>\n<li><strong>Oma sagedused (resonantssagedused):<\/strong> konkreetsed sagedused, millel konstruktsioon ergastamisel k\u00f5ige suurema amplituudiga vibreerib. Igal tegelikul konstruktsioonil on neid palju, mis moodustavad j\u00e4rjestikuse seeria.<\/li>\n<li><strong>Summutussuhtarvud:<\/strong> n\u00e4itaja, mis v\u00e4ljendab, kui kiiresti iga re\u017eiimi vibratsioon vaibub \u2013 teiste s\u00f5nadega, kui palju energiat struktuur hajutab. Kerge sumbumine t\u00e4hendab k\u00f5rget ja kitsast resonantstippu; tugev sumbumine t\u00e4hendab madalat ja laia resonantstippu.<\/li>\n<li><strong>Vormide kujud:<\/strong> struktuuri iseloomulik deformatsioonikuju, mis tekib, kui see vibreerib \u00fchel oma omav\u00f5nkesagedustest. Igal omav\u00f5nkesagedusel on oma vastav v\u00f5nkevorm \u2013 esimene paindev\u00f5nkevorm, v\u00e4\u00e4namisv\u00f5nkevorm jne.<\/li>\n<\/ul>\n<p>Kui need kolm suurust on teada, saab insener ennustada, kuidas konstruktsioon reageerib peaaegu igasugusele koormusele, millega see kasutusel kokku puutub, ning n\u00e4ha ette probleeme enne, kui need riistvarasse sisse ehitatakse.<\/p>\n<h3>Miks need kolm parameetrit omavahel koos toimivad<\/h3>\n<p>\u00dckski parameeter ei ole iseenesest piisav. Omasagedus n\u00e4itab, kus <em>kus<\/em> resonants asub sagedusteljel; summutussuhe n\u00e4itab, kui tugev see ergastuse korral on; ja v\u00f5nkevorm n\u00e4itab, kus <em>kui t\u00f5sine<\/em> nii see on, kui see on ergastatud; ja re\u017eiimikuju n\u00e4itab sulle <em>struktuuri millises osas<\/em> liikumine on k\u00f5ige tugevam \u2013 ja seega koht, kus andur seda m\u00e4rkab, kus korrigeerimine on k\u00f5ige t\u00f5husam ja kus <a href=\"https:\/\/vibromera.eu\/et\/glossary\/nodal-point\/\">s\u00f5lmpunkt<\/a> peaaegu nullil\u00e4hedase liikumise juures. Seet\u00f5ttu k\u00e4sitletakse neid parameetreid alati tervikuna.<\/p>\n<h2>2. Modaalanal\u00fc\u00fcsi liigid<\/h2>\n<p>Ehitisele omaduste m\u00e4\u00e4ramiseks on kolm peamist meetodit: kaks eksperimentaalset ja \u00fcks puhtalt arvutuslik.<\/p>\n<h3>1. Eksperimentaalne modaalanal\u00fc\u00fcs (EMA)<\/h3>\n<p>EMA \u2014 tihedalt seotud <a href=\"https:\/\/vibromera.eu\/et\/glossary\/bump-test\/\">l\u00f6\u00f6gikatse<\/a> \u2014 m\u00f5\u00f5dab konstruktsiooni reaktsiooni teadaolevale ja kontrollitud sisendj\u00f5ule. See on standardne meetod tegeliku riistvara katsetamiseks. T\u00f6\u00f6voog kulgeb j\u00e4rgmiselt:<\/p>\n<ol>\n<li>Pane konstruktsioon vibreerima m\u00f5\u00f5detud j\u00f5uga, tavaliselt <strong>instrumenteeritud l\u00f6\u00f6kvasar<\/strong> (selle otsas on j\u00f5uandur) v\u00f5i <strong>elektrod\u00fcnaamiline loksuti<\/strong>. See kontrollitud ergastus ongi <a href=\"https:\/\/vibromera.eu\/et\/glossary\/impact-testing\/\">l\u00f6\u00f6gikatsed<\/a>.<\/li>\n<li>M\u00f5\u00f5tke vibratsioonireaktsiooni \u00fches v\u00f5i mitmes kohas, kasutades <a href=\"https:\/\/vibromera.eu\/et\/glossary\/accelerometer\/\">kiirendusm\u00f5\u00f5turid<\/a>.<\/li>\n<li>Arvuta <a href=\"https:\/\/vibromera.eu\/et\/glossary\/frequency-response-function\/\">Sageduskarakteristiku funktsioon (FRF)<\/a> iga punkti puhul \u2014 v\u00e4ljundvibratsiooni ja sisendj\u00f5u suhe sageduse l\u00f5ikes.<\/li>\n<li>Kasutage spetsiaalset tarkvara, et sobitada FRF-ide komplekt ning leida omav\u00f5nkesagedused, summutus ja v\u00f5nkevormid. Seej\u00e4rel saab tarkvara iga v\u00f5nkevormi animeerida, nii et anal\u00fc\u00fctik n\u00e4eb otseselt, kuidas konstruktsioon iga omav\u00f5nkesageduse juures paindub.<\/li>\n<\/ol>\n<p>Kuna m\u00f5\u00f5detakse nii sisendj\u00f5udu kui ka v\u00e4ljundreaktsiooni, annab EMA t\u00e4ielikult skaalitud modaalparameetrid \u2013 see on k\u00f5ige p\u00f5hjalikum k\u00e4ttesaadav eksperimentaalne kirjeldus.<\/p>\n<h3>2. Operatiivne modaalne anal\u00fc\u00fcs (OMA)<\/h3>\n<p>OMA-meetodit kasutatakse juhul, kui kontrollitud j\u00f5u rakendamine on ebapraktiline v\u00f5i v\u00f5imatu v\u00f5i kui oluline on k\u00e4itumine tegelikes t\u00f6\u00f6tingimustes. Siin m\u00f5\u00f5detakse ainult v\u00e4ljundreaktsiooni \u2013 taas kiirendusm\u00f5\u00f5tjate abil \u2013, samal ajal kui konstruktsiooni ergutavad selle tavap\u00e4rased t\u00f6\u00f6tingimustest tulenevad v\u00f5i keskkonnast m\u00f5jutavad j\u00f5ud: tuul sillal, teepinnast autokere peale m\u00f5juvad j\u00f5ud v\u00f5i t\u00f6\u00f6tava masina sisemised j\u00f5ud. Seej\u00e4rel taastavad t\u00e4iustatud algoritmid modaalparameetrid ainult vastusandmete p\u00f5hjal. See on keerulisem l\u00e4henemisviis ja re\u017eiimikujundid saadakse skaalimata kujul, kuid suurte kasutusel olevate konstruktsioonide puhul on see sageli ainus teostatav lahendus. OMA on kontseptuaalselt l\u00e4hedane sugulane <a href=\"https:\/\/vibromera.eu\/et\/glossary\/ods-analysis\/\">t\u00f6\u00f6k\u00f5veruse anal\u00fc\u00fcs (ODS)<\/a>, kuigi ODS kirjeldab pigem seda, kuidas konstruktsioon tegelikult teatud t\u00f6\u00f6tingimustes liigub, mitte aga selle aluseks olevaid v\u00f5nkeviise.<\/p>\n<h3>3. Anal\u00fc\u00fctiline modaalanal\u00fc\u00fcs (FEA)<\/h3>\n<p>See on puhtalt teoreetiline marsruut, mis p\u00f5hineb arvutimudelil \u2013 k\u00f5ige sagedamini <strong>L\u00f5plike elementide anal\u00fc\u00fcs (FEA)<\/strong>. Insenerid loovad konstruktsiooni virtuaalse mudeli ja tarkvara ennustab selle modaalparameetrid enne, kui metallist midagi v\u00e4lja l\u00f5igatakse. Hiljem viiakse sageli l\u00e4bi EMA, et FEA-mudelit valideerida ja t\u00e4iustada, sulgedes nii ennustuse ja m\u00f5\u00f5tmise vahelise ringi, et mudeli p\u00f5hjal tehtavaid tulevasi \u201emis-kui\u201d uuringuid saaks usaldada.<\/p>\n<h2>3. Modaalanal\u00fc\u00fcsi rakendused<\/h2>\n<ul>\n<li><strong>Resonantsiprobleemide lahendamine:<\/strong> kaugelt k\u00f5ige levinum rakendus. Kui masin vibreerib liiga tugevalt, n\u00e4itab modaalanal\u00fc\u00fcs, kas konstruktsiooni omav\u00f5nkesagedust m\u00f5jutab m\u00f5ni t\u00f6\u00f6tamisj\u00f5ud, n\u00e4iteks t\u00f6\u00f6k\u00e4ik v\u00f5i <a href=\"https:\/\/vibromera.eu\/et\/glossary\/blade-passing-frequency\/\">tera l\u00e4bimissagedus<\/a>.<\/li>\n<li><strong>Disaini valideerimine:<\/strong> Insenerid kinnitavad, et uue toote omav\u00f5nkesagedused on hoitud eemal teadaolevatest ergutussagedustest \u2013 mootori p\u00f6\u00f6rlemiskiirus, tiiviku l\u00e4bimise sagedus, hammasrataste kokkupuutepunkt \u2013 nii et resonantsi ei tekiks kunagi konstruktsioonis.<\/li>\n<li><strong>Struktuuriline muudatus:<\/strong> Kui resonants on kindlaks tehtud, v\u00f5imaldab modaalne mudel l\u00e4bi viia \u201emis-kui\u201c anal\u00fc\u00fcse, andes vastuseid k\u00fcsimustele nagu \u201ekuhu tuleks paigaldada tugevduselement, et suurendada seda omav\u00f5nkesagedust?\u201c, enne kui mingeid muudatusi tehakse.<\/li>\n<li><strong>Konstruktsiooni seisukorra seire:<\/strong> modaalsete parameetrite muutumine aja jooksul v\u00f5ib viidata tekkivale kahjustusele \u2014 kasvav <a href=\"https:\/\/vibromera.eu\/et\/glossary\/shaft-crack\/\">v\u00f5lli pragu<\/a>n\u00e4iteks v\u00e4hendab j\u00e4ikust ja seega langeb omav\u00f5nkesagedus.<\/li>\n<\/ul>\n<h2>4. Modaalanal\u00fc\u00fcs ja resonantsiprobleem<\/h2>\n<p>K\u00f5ige selle praktiline kasu seisneb v\u00f5imes eristada kahte asja, mis spektril n\u00e4evad v\u00e4lja identsed, kuid n\u00f5uavad vastandlikke lahendusi: sundv\u00f5nkumise probleem ja resonantsiprobleem. Kui k\u00f5rge vibratsioon tuleneb suurest ergutusj\u00f5ust \u2013 n\u00e4iteks j\u00e4\u00e4k- <a href=\"https:\/\/vibromera.eu\/et\/glossary\/unbalance\/\">tasakaalustamatus<\/a> \u2014 lahenduseks on j\u00f5u v\u00e4hendamine. Kui j\u00f5ud p\u00e4rineb konstruktsioonist, mille omav\u00f5nkesagedus langeb kokku t\u00f6\u00f6sagedusega, ei aita j\u00f5u v\u00e4hendamine peaaegu \u00fcldse; lahenduseks on omav\u00f5nkesageduse nihutamine massi v\u00f5i j\u00e4ikuse muutmise teel v\u00f5i summutuse lisamine. Modaalanal\u00fc\u00fcs on vahend, mis n\u00e4itab, millises olukorras te olete. Sellised tingimused nagu <a href=\"https:\/\/vibromera.eu\/et\/glossary\/structural-resonance\/\">struktuuriline resonants<\/a> ja <a href=\"https:\/\/vibromera.eu\/et\/glossary\/frame-resonance\/\">raami resonants<\/a> diagnoositakse just sel viisil ning muutuva kiirusega seadmetel kasutatakse tulemusi sageli <a href=\"https:\/\/vibromera.eu\/et\/glossary\/campbell-diagram\/\">Campbelli diagramm<\/a> mis kujutab, kus ergastuskorrad ristuvad omav\u00f5nkesagedustega kogu kiiruse vahemikus.<\/p>\n<h2>5. Millal on kohapealne m\u00f5\u00f5tmine asjakohane<\/h2>\n<p>T\u00e4ielik mitmepunktiline modaalne katsetamine on omaette tegevus, kuid t\u00f6\u00f6kindluse insener puutub sellega t\u00f6\u00f6kohas sageli kokku l\u00fchemas vormis: kiire l\u00f6\u00f6gikatsena, et leida kahtlustatav omav\u00f5nkesagedus enne tasakaalustust\u00f6\u00f6de alustamist. See samm on oluline, sest sellise rootori tasakaalustamine, mille tugikonstruktsioon on resonantsis, on nagu ringi jooksmine \u2013 vastust m\u00f5jutab peamiselt konstruktsioon, mitte tasakaalustamatus. Kahekanaliline kaasaskantav m\u00f5\u00f5teriist, nagu n\u00e4iteks <a href=\"https:\/\/vibromera.eu\/et\/toode\/balanset-1\/\">Balanset-1A<\/a> v\u00f5imaldab inseneril m\u00f5\u00f5ta masina enda laagrite vibratsiooni t\u00f6\u00f6k\u00e4igul ja veenduda, et t\u00f6\u00f6k\u00e4ik ei lange kokku konstruktsiooni omav\u00f5nkesagedusega, nii et j\u00e4rgnev <a href=\"https:\/\/vibromera.eu\/et\/glossary\/pollu-tasakaalustamine\/\">v\u00e4litasakaalustamine<\/a> k\u00e4sitleb tegelikult t\u00f5elist allikat. Kui struktuur on v\u00e4listatud, m\u00f5\u00f5dab sama seade 1\u00d7 amplituudi ja faasi, mis on vajalikud rootori tasakaalustamiseks ja tulemuse kontrollimiseks. Sel viisil t\u00e4iendavad modaalanal\u00fc\u00fcsi laiaulatuslik valdkond ja tasakaalustamise konkreetne \u00fclesanne \u00fcksteist: esimene tagab, et lahendatakse \u00f5iget probleemi, teine lahendab selle.<\/p>\n<hr>\n<p><a href=\"https:\/\/vibromera.eu\/et\/glossary\/\">\u2190 Tagasi p\u00f5hiindeksi juurde<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>Modaalanal\u00fc\u00fcsi juhend ehk protsess, mille k\u00e4igus tuvastatakse struktuuri loomulikud sagedused, sumbuvus ja moodi kuju. Siit leiate teavet eksperimentaalse (EMA) ja operatiivse (OMA) modaalanal\u00fc\u00fcsi kohta.<\/p>","protected":false},"featured_media":0,"template":"","meta":{"ai_generated_summary":"","footnotes":""},"categories":[114,109],"tags":[],"class_list":["post-163","glossary","type-glossary","status-publish","hentry","category-analysis","category-glossary"],"_links":{"self":[{"href":"https:\/\/vibromera.eu\/et\/wp-json\/wp\/v2\/glossary\/163","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vibromera.eu\/et\/wp-json\/wp\/v2\/glossary"}],"about":[{"href":"https:\/\/vibromera.eu\/et\/wp-json\/wp\/v2\/types\/glossary"}],"version-history":[{"count":1,"href":"https:\/\/vibromera.eu\/et\/wp-json\/wp\/v2\/glossary\/163\/revisions"}],"predecessor-version":[{"id":101290,"href":"https:\/\/vibromera.eu\/et\/wp-json\/wp\/v2\/glossary\/163\/revisions\/101290"}],"wp:attachment":[{"href":"https:\/\/vibromera.eu\/et\/wp-json\/wp\/v2\/media?parent=163"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vibromera.eu\/et\/wp-json\/wp\/v2\/categories?post=163"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vibromera.eu\/et\/wp-json\/wp\/v2\/tags?post=163"}],"curies":[{"name":"t\u00f6\u00f6leht","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}