{"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\/lt\/glossary\/modal-analysis\/","title":{"rendered":"Kas yra modalin\u0117 analiz\u0117? (EMA, OMA)"},"content":{"rendered":"<h1>Modalin\u0117s analiz\u0117s supratimas<\/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\/lt\/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\/lt\/product\/balanset-1\/\" title=\"Ne\u0161iojamas balansavimo \u012frenginys ir vibracijos analizatorius 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 pilno komplekto ne\u0161iojamas balansavimo \u012frenginys ir vibracijos analizatorius\" 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\/lt\/product-category\/devices\/\" rel=\"tag\">\u012erenginiai<\/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\/lt\/product\/balanset-1\/\" title=\"Ne\u0161iojamas balansavimo \u012frenginys ir vibracijos analizatorius Balanset-1A\">Ne\u0161iojamas balansavimo \u012frenginys ir vibracijos analizatorius 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\">&euro;<\/span>1,975.00<\/span> + PVM (jei taikoma)<\/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=\"\/lt\/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=\"\u012e krep\u0161el\u012f\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"\u012e krep\u0161el\u012f\" 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=\"\/lt\/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=\"\">\u012e krep\u0161el\u012f<\/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\/lt\/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\/lt\/product\/vibration-sensor\/\" title=\"Vibracijos jutiklis\">\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=\"&quot;Balanset-1A&quot; vibracijos jutiklis stambiu planu\" 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\/lt\/product-category\/parts\/\" rel=\"tag\">Dalys<\/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\/lt\/product\/vibration-sensor\/\" title=\"Vibracijos jutiklis\">Vibracijos jutiklis<\/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\">&euro;<\/span>90.00<\/span> + PVM (jei taikoma)<\/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=\"\/lt\/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=\"\u012e krep\u0161el\u012f\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"\u012e krep\u0161el\u012f\" 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=\"\/lt\/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=\"\">\u012e krep\u0161el\u012f<\/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\/lt\/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\/lt\/product\/optical-sensor-for-balanset-and-arbalance\/\" title=\"Optinis jutiklis (lazerinis tachometras)\">\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=\"Optinis jutiklis (lazerinis tachometras)\" 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\/lt\/product-category\/parts\/\" rel=\"tag\">Dalys<\/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\/lt\/product\/optical-sensor-for-balanset-and-arbalance\/\" title=\"Optinis jutiklis (lazerinis tachometras)\">Optinis jutiklis (lazerinis tachometras)<\/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\">&euro;<\/span>124.00<\/span> + PVM (jei taikoma)<\/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=\"\/lt\/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=\"\u012e krep\u0161el\u012f\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"\u012e krep\u0161el\u012f\" 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=\"\/lt\/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=\"\">\u012e krep\u0161el\u012f<\/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\/lt\/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\/lt\/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 rotoriaus balansavimo rinkinys: ne\u0161iojimo d\u0117klas, daugiakanalis signalo kondicionierius, rankinis analizatorius, magnetinis pagrindas, vibracijos jutikliai ir susukti kabeliai.\" 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\/lt\/product-category\/devices\/\" rel=\"tag\">\u012erenginiai<\/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\/lt\/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\">&euro;<\/span>6,803.00<\/span> + PVM (jei taikoma)<\/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=\"\/lt\/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=\"\u012e krep\u0161el\u012f\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"\u012e krep\u0161el\u012f\" 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=\"\/lt\/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=\"\">\u012e krep\u0161el\u012f<\/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\/lt\/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\/lt\/product\/magnet-stand\/\" title=\"Magnetinis stovas 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=\"Magneto pagrindas.\" 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\/lt\/product-category\/parts\/\" rel=\"tag\">Dalys<\/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\/lt\/product\/magnet-stand\/\" title=\"Magnetinis stovas Insize-60-kgf\">Magnetinis stovas 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\">&euro;<\/span>46.00<\/span> + PVM (jei taikoma)<\/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=\"\/lt\/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=\"\u012e krep\u0161el\u012f\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"\u012e krep\u0161el\u012f\" 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=\"\/lt\/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=\"\">\u012e krep\u0161el\u012f<\/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\/lt\/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\/lt\/product\/reflective-tape\/\" title=\"Atspindinti juosta\">\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=\"Atspindinti juosta\" 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\/lt\/product-category\/parts\/\" rel=\"tag\">Dalys<\/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\/lt\/product\/reflective-tape\/\" title=\"Atspindinti juosta\">Atspindinti juosta<\/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\">&euro;<\/span>10.00<\/span> + PVM (jei taikoma)<\/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=\"\/lt\/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=\"\u012e krep\u0161el\u012f\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"\u012e krep\u0161el\u012f\" 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=\"\/lt\/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=\"\">\u012e krep\u0161el\u012f<\/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\/lt\/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\/lt\/product\/dynamic-balancer-balanset-1a\/\" title=\"Dinaminis balansavimo \u012frenginys &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=\"&quot;Balanset-1A&quot; rinkinio turinys su s\u0105sajos bloku, jutikliais, tachometru ir priedais\" 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\/lt\/product-category\/devices\/\" rel=\"tag\">\u012erenginiai<\/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\/lt\/product\/dynamic-balancer-balanset-1a\/\" title=\"Dinaminis balansavimo \u012frenginys &quot;Balanset-1A&quot; OEM\">Dinaminis balansavimo \u012frenginys \"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\">&euro;<\/span>1,735.00<\/span> + PVM (jei taikoma)<\/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=\"\/lt\/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=\"\u012e krep\u0161el\u012f\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"\u012e krep\u0161el\u012f\" 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=\"\/lt\/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=\"\">\u012e krep\u0161el\u012f<\/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>Modalin\u0117 analiz\u0117<\/strong> yra konstrukcijos arba mechanin\u0117s sistemos prigimtini\u0173 dinamini\u0173 savybi\u0173 tyrimo ir apib\u016bdinimo procesas. Tos savyb\u0117s \u2013 jos <a href=\"https:\/\/vibromera.eu\/lt\/glossary\/natural-frequency\/\">savieji da\u017eniai<\/a>, jos <a href=\"https:\/\/vibromera.eu\/lt\/glossary\/damping\/\">slopinimas<\/a> santykiai ir jos <a href=\"https:\/\/vibromera.eu\/lt\/glossary\/mode-shape\/\">re\u017eimo formos<\/a> \u2014 kartu sudaro sistemos &#8220;modalinius parametrus.&#8221; Kartu jie apib\u016bdina unikalius b\u016bdus, kuriais konstrukcija nat\u016braliai linkusi virp\u0117ti, kai ji yra sutrikdyta. \u0160ios \u017einios yra pagrindin\u0117s: jos leid\u017eia in\u017einieriams projektuoti konstrukcijas, atlaikian\u010dias dinamines j\u0117gas, ir leid\u017eia diagnozuoti bei \u0161alinti atkaklias vibracijos problemas, tiksliai nustatant, kuris prigimtinis da\u017enis yra sujudinamas. Ten, kur <a href=\"https:\/\/vibromera.eu\/lt\/glossary\/spectrum\/\">vibracijos spektras<\/a> pasako, kokias da\u017eni\u0173 komponentes generuoja veikianti ma\u0161ina, o modalin\u0117 analiz\u0117 parodo, kuriuos da\u017enius konstrukcija yra linkusi stiprinti \u2014 ir b\u016btent \u0161is skirtumas yra supratimo raktas <a href=\"https:\/\/vibromera.eu\/lt\/glossary\/resonance\/\">rezonansas<\/a>.<\/p>\n<h2>1. Tikslas: modalini\u0173 parametr\u0173 nustatymas<\/h2>\n<p>Kiekviena konstrukcija turi unikal\u0173 modalini\u0173 parametr\u0173 rinkin\u012f, kur\u012f lemia jos fizin\u0117 sandara \u2014 mas\u0117, standumas ir slopinimas. Modalin\u0117s analiz\u0117s tikslas \u2014 tiksliai nustatyti \u0161iuos parametrus:<\/p>\n<ul>\n<li><strong>Savosios da\u017eniai (rezonansiniai da\u017eniai):<\/strong> konkret\u016bs da\u017eniai, kuriais konstrukcija virpa did\u017eiausiu amplitud\u0117s dyd\u017eiu, kai yra su\u017eadinama. Bet kokia reali konstrukcija turi daug toki\u0173 da\u017eni\u0173, i\u0161sid\u0117s\u010diusi\u0173 kylan\u010dia eilute.<\/li>\n<li><strong>Slopinimo koeficientai:<\/strong> matas, rodantis, kaip greitai slopsta virpesiai kiekviename mode \u2014 kitaip tariant, kiek energijos i\u0161sklaido konstrukcija. Silpnas slopinimas rei\u0161kia auk\u0161t\u0105, siaur\u0105 rezonanso pik\u0105; stiprus slopinimas \u2014 \u017eem\u0105, plat\u0173.<\/li>\n<li><strong>Mode shapes:<\/strong> b\u016bdingas deformacijos \u0161ablonas, kur\u012f \u012fgyja konstrukcija, virpdama vienu i\u0161 savo nat\u016brali\u0173j\u0173 da\u017eni\u0173. Kiekvienam nat\u016braliajam da\u017eniui atitinka sava savoji forma \u2014 pirmoji lenkimo forma, sukimo forma ir pan.<\/li>\n<\/ul>\n<p>Tur\u0117damas \u0161iuos tris dyd\u017eius, in\u017einierius gali numatyti, kaip konstrukcija reaguos \u012f bet koki\u0105 dinamin\u0119 apkrov\u0105, su kuria susidurs eksploatacijos metu, ir \u012f\u017evelgti problemas dar prie\u0161 jas \u012ftvirtinant \u012frangoje.<\/p>\n<h3>Kod\u0117l trys parametrai veikia kartu<\/h3>\n<p>N\u0117 vieno parametro atskirai nepakanka. Nat\u016bralusis da\u017enis parodo, <em>kur<\/em> kur da\u017eni\u0173 a\u0161yje yra rezonansas; slopinimo koeficientas parodo, <em>koks sunkus<\/em> koks jis bus, jei bus su\u017eadintas; o savoji forma parodo, <em>kur strukt\u016broje<\/em> kur jud\u0117jimas yra did\u017eiausias \u2014 taigi kur jutiklis j\u012f u\u017efiksuos, kur korekcija bus veiksmingiausia ir kur yra <a href=\"https:\/\/vibromera.eu\/lt\/glossary\/nodal-point\/\">mazginis ta\u0161kas<\/a> beveik nulin\u012f jud\u0117jim\u0105 turinti vieta. \u0160tai kod\u0117l parametrai visada aptariami kaip visuma.<\/p>\n<h2>2. Modalin\u0117s analiz\u0117s r\u016b\u0161ys<\/h2>\n<p>Yra trys pagrindiniai b\u016bdai nustatyti konstrukcijos modalinius parametrus: du eksperimentiniai ir vienas grynai skai\u010diuojamasis.<\/p>\n<h3>1. Eksperimentin\u0117 modalin\u0117 analiz\u0117 (EMA)<\/h3>\n<p>EMA \u2014 glaud\u017eiai susijusi su <a href=\"https:\/\/vibromera.eu\/lt\/glossary\/bump-test\/\">sm\u016bgio testas<\/a> \u2014 matuoja konstrukcijos atsak\u0105 \u012f \u017einom\u0105, valdom\u0105 su\u017eadinimo j\u0117g\u0105. Tai standartinis metodas realiems gaminams bandyti. Darbo eiga yra tokia:<\/p>\n<ol>\n<li>Su\u017eadinkite konstrukcij\u0105 i\u0161matuota j\u0117ga, paprastai naudodami <strong>instrumentinis sm\u016bginis plaktukas<\/strong> (jo antgalyje yra j\u0117gos jutiklis) arba <strong>elektrodinaminis kratytuvas<\/strong>. \u0160is valdomas su\u017eadinimas yra <a href=\"https:\/\/vibromera.eu\/lt\/glossary\/impact-testing\/\">sm\u016bginis bandymas<\/a>.<\/li>\n<li>I\u0161matuokite vibracijos atsak\u0105 viename ar keliuose ta\u0161kuose naudodami <a href=\"https:\/\/vibromera.eu\/lt\/glossary\/accelerometer\/\">akcelerometrai<\/a>.<\/li>\n<li>Compute the <a href=\"https:\/\/vibromera.eu\/lt\/glossary\/frequency-response-function\/\">Da\u017enio atsako funkcija (FRF)<\/a> kiekviename ta\u0161ke \u2014 i\u0161\u0117jimo vibracijos ir \u012f\u0117jimo j\u0117gos santykis per da\u017enius.<\/li>\n<li>Naudokite specializuot\u0105 programin\u0119 \u012frang\u0105, kad pritaikytum\u0117te FRF rinkin\u012f ir i\u0161skirtum\u0117te nat\u016braliuosius da\u017enius, slopinim\u0105 bei svyravimo formas. Programa gali animuoti kiekvien\u0105 svyravimo form\u0105, tod\u0117l analitikas tiesiogine prasme mato, kaip konstrukcija lenkiasi kiekviename nat\u016braliajame da\u017enyje.<\/li>\n<\/ol>\n<p>Kadangi matuojama tiek \u012f\u0117jimo j\u0117ga, tiek i\u0161\u0117jimo atsakas, EMA suteikia visi\u0161kai masteliu pa\u017eym\u0117tus modalinius parametrus \u2014 i\u0161samiausi\u0105 esam\u0105 eksperimentin\u012f apra\u0161ym\u0105.<\/p>\n<h3>2. Operacin\u0117 modalin\u0117 analiz\u0117 (OMA)<\/h3>\n<p>OMA taikoma tada, kai kontroliuojamos j\u0117gos pritaikymas yra neprakti\u0161kas arba ne\u012fmanomas, arba kai svarbu elgsena realiomis eksploatavimo s\u0105lygomis. \u010cia matuojamas tik i\u0161\u0117jimo atsakas \u2014 v\u0117lgi su akselerometrais \u2014 kol konstrukcija yra \u017eadinama \u012fprastomis eksploatacin\u0117mis ar aplinkos j\u0117gomis: v\u0117ju ant tilto, kelio \u012f\u0117jimais \u012f automobilio k\u0117bul\u0105 arba darbin\u0117mis j\u0117gomis veikian\u010dioje ma\u0161inoje. Pa\u017eang\u016bs algoritmai tada atgauna modalinius parametrus i\u0161 duomen\u0173, gaut\u0173 tik i\u0161 atsako. Tai sud\u0117tingesnis metodas ir svyravimo formos gaunamos be mastelio, ta\u010diau didel\u0117ms eksploatuojamoms konstrukcijoms tai da\u017enai yra vienintelis \u012fgyvendinamas b\u016bdas. OMA konceptualiai yra artima giminait\u0117 <a href=\"https:\/\/vibromera.eu\/lt\/glossary\/ods-analysis\/\">veikiamos deformacijos formos (ODS) analiz\u0117<\/a>, nors ODS apra\u0161o, kaip konstrukcija i\u0161 tikr\u0173j\u0173 juda tam tikromis eksploatacin\u0117mis s\u0105lygomis, o ne i\u0161skiria jos pagrindines modos.<\/p>\n<h3>3. Analitin\u0117 modalin\u0117 analiz\u0117 (FEA)<\/h3>\n<p>Tai grynai teorinis kelias, pagr\u012fstas kompiuteriniu modeliu \u2014 da\u017eniausiai <strong>Baigtini\u0173 element\u0173 analiz\u0117 (FEA)<\/strong>. In\u017einieriai sukuria virtual\u0173 konstrukcijos model\u012f ir programa prognozuoja jos modalinius parametrus prie\u0161 perpjaunant bet kok\u012f metal\u0105. EMA da\u017enai atliekama v\u0117liau, siekiant patvirtinti ir patikslinti FEA model\u012f, u\u017edarant kilp\u0105 tarp prognoz\u0117s ir matavimo, kad ateities &#8220;kas b\u016bt\u0173, jei&#8221; tyrimai modelyje b\u016bt\u0173 patikimi.<\/p>\n<h2>3. Modalin\u0117s analiz\u0117s taikymas<\/h2>\n<ul>\n<li><strong>Rezonanso problem\u0173 \u0161alinimas:<\/strong> da\u017eniausias taikymas. Kai ma\u0161ina per daug vibruoja, modalin\u0117 analiz\u0117 atskleid\u017eia, ar konstrukcinis nat\u016bralusis da\u017enis yra \u017eadinamas eksploatacin\u0117s j\u0117gos, pvz., darbo grei\u010dio arba <a href=\"https:\/\/vibromera.eu\/lt\/glossary\/blade-passing-frequency\/\">peilio pra\u0117jimo da\u017enis<\/a>.<\/li>\n<li><strong>Konstrukcijos patvirtinimas:<\/strong> in\u017einieriai patvirtina, kad naujo gaminio nat\u016bralieji da\u017eniai yra atskirti nuo \u017einom\u0173 \u017eadinimo da\u017eni\u0173 \u2014 variklio RPM, men\u010di\u0173 pra\u0117jimo, krumpli\u0173 tinklelio \u2014 kad rezonansas niekada neb\u016bt\u0173 suprojektuotas.<\/li>\n<li><strong>Strukt\u016briniai pakeitimai:<\/strong> kai rezonansas identifikuotas, modalinis modelis palaiko &#8220;kas b\u016bt\u0173, jei&#8221; tyrimus, atsakydamas \u012f klausimus, pvz., &#8220;kur reik\u0117t\u0173 d\u0117ti sustiprinim\u0105, kad \u0161is nat\u016bralusis da\u017enis padid\u0117t\u0173?&#8221; prie\u0161 atliekant bet kokius pakeitimus.<\/li>\n<li><strong>Konstrukcijos sveikatos monitoringas:<\/strong> modalini\u0173 parametr\u0173 pokytis laikui b\u0117gant gali signalizuoti apie besivystant\u012f pa\u017eeidim\u0105 \u2014 augantis <a href=\"https:\/\/vibromera.eu\/lt\/glossary\/shaft-crack\/\">veleno \u012ftr\u016bkimas<\/a>, pavyzd\u017eiui, ma\u017eina standum\u0105 ir tod\u0117l suma\u017eina nat\u016braluosius da\u017enius.<\/li>\n<\/ul>\n<h2>4. Modalin\u0117 analiz\u0117 ir rezonanso problema<\/h2>\n<p>Praktin\u0117 visa to nauda \u2014 geb\u0117jimas atskirti dvi situacijas, kurios spektre atrodo vienodai, bet reikalauja prie\u0161ing\u0173 sprendim\u0173: \u017eadinimo problem\u0105 ir rezonanso problem\u0105. Jei didel\u0117 vibracija kyla d\u0117l didel\u0117s \u017eadinimo j\u0117gos \u2014 pvz., liekamojo <a href=\"https:\/\/vibromera.eu\/lt\/glossary\/unbalance\/\">disbalansas<\/a> \u2014 sprendimas yra suma\u017einti j\u0117g\u0105. Jei ji kyla d\u0117l konstrukcijos, kurios nat\u016bralusis da\u017enis atsitiktinai sutampa su eksploataciniu da\u017eniu, j\u0117gos suma\u017einimas ma\u017eai padeda; sprendimas yra perkelti nat\u016bral\u0173j\u012f da\u017en\u012f kei\u010diant mas\u0119 ar standum\u0105 arba pridedant slopinim\u0105. Modalin\u0117 analiz\u0117 \u2014 tai \u012frankis, kuris pasako, kokioje situacijoje esate. Tokios s\u0105lygos kaip <a href=\"https:\/\/vibromera.eu\/lt\/glossary\/structural-resonance\/\">strukt\u016brinis rezonansas<\/a> ir <a href=\"https:\/\/vibromera.eu\/lt\/glossary\/frame-resonance\/\">r\u0117mo rezonansas<\/a> diagnozuojamos lygiai taip pat, o kintamo grei\u010dio ma\u0161inose rezultatai da\u017enai maitina <a href=\"https:\/\/vibromera.eu\/lt\/glossary\/campbell-diagram\/\">Campbello diagrama<\/a> kuris \u017eem\u0117lapyje rodo, kur \u017eadinimo eil\u0117s kerta nat\u016braliuosius da\u017enius visame grei\u010dio diapazone.<\/p>\n<h2>5. Lauko matavim\u0173 vieta sistemoje<\/h2>\n<p>Pilnas daugiata\u0161kis modalinis testavimas yra atskira veikla, ta\u010diau patikimumo in\u017einierius da\u017enai su juo susiduria kompakti\u0161kesne forma gamybos ceche: greitas sm\u016bgio testas siekiant nustatyti \u012ftariam\u0105 sav\u0105j\u012f da\u017en\u012f prie\u0161 imantis balansavimo darb\u0173. \u0160is \u017eingsnis yra svarbus, nes bandymas subalansuoti rotori\u0173, kurio atram\u0173 konstrukcija yra rezonanse, neduoda rezultat\u0173 \u2014 reakcij\u0105 nulemia konstrukcija, o ne disbalansas. Ne\u0161iojamas dviej\u0173 kanal\u0173 prietaisas, toks kaip <a href=\"https:\/\/vibromera.eu\/lt\/produktas\/balansavimas-1\/\">Balanset-1A<\/a> leid\u017eia in\u017einieriui u\u017efiksuoti vibracijas ma\u0161inos pa\u010diuose guoliuose darbiniu grei\u010diu ir patvirtinti, kad darbo greitis yra pakankamai nutol\u0119s nuo konstrukcini\u0173 sav\u0173j\u0173 da\u017eni\u0173, tod\u0117l tolesnis <a href=\"https:\/\/vibromera.eu\/lt\/glossary\/lauko-balansavimas\/\">lauko balansavimas<\/a> i\u0161 tikr\u0173j\u0173 pa\u0161alina tikr\u0105j\u0105 prie\u017east\u012f. Kai konstrukcija yra atmesta, tas pats prietaisas i\u0161matuoja 1\u00d7 amplitud\u0119 ir faz\u0119, reikaling\u0105 rotoriaus balansavimui ir rezultato patikrinimui. Tokiu b\u016bdu plati modalin\u0117s analiz\u0117s disciplina ir kryptinga balansavimo u\u017eduotis viena kit\u0105 sustiprina: pirmoji u\u017etikrina, kad sprend\u017eiate tinkam\u0105 problem\u0105, antroji j\u0105 i\u0161sprend\u017eia.<\/p>\n<hr>\n<p><a href=\"https:\/\/vibromera.eu\/lt\/glossary\/\">\u2190 Atgal \u012f pagrindin\u0119 rodykl\u0119<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>Modalin\u0117s analiz\u0117s vadovas \u2013 konstrukcijos nat\u016brali\u0173j\u0173 da\u017eni\u0173, slopinimo ir mod\u0173 form\u0173 nustatymo procesas. Su\u017einokite apie eksperimentin\u0119 (EMA) ir operacin\u0119 (OMA) modalin\u0119 analiz\u0119.<\/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\/lt\/wp-json\/wp\/v2\/glossary\/163","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vibromera.eu\/lt\/wp-json\/wp\/v2\/glossary"}],"about":[{"href":"https:\/\/vibromera.eu\/lt\/wp-json\/wp\/v2\/types\/glossary"}],"version-history":[{"count":1,"href":"https:\/\/vibromera.eu\/lt\/wp-json\/wp\/v2\/glossary\/163\/revisions"}],"predecessor-version":[{"id":101290,"href":"https:\/\/vibromera.eu\/lt\/wp-json\/wp\/v2\/glossary\/163\/revisions\/101290"}],"wp:attachment":[{"href":"https:\/\/vibromera.eu\/lt\/wp-json\/wp\/v2\/media?parent=163"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vibromera.eu\/lt\/wp-json\/wp\/v2\/categories?post=163"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vibromera.eu\/lt\/wp-json\/wp\/v2\/tags?post=163"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}