{"id":165,"date":"2025-10-31T00:25:51","date_gmt":"2025-10-31T00:25:51","guid":{"rendered":"https:\/\/vibromera.eu\/glossary\/mode-shape\/"},"modified":"2026-05-23T23:04:15","modified_gmt":"2026-05-23T23:04:15","slug":"mode-shape","status":"publish","type":"glossary","link":"https:\/\/vibromera.eu\/bs\/glossary\/mode-shape\/","title":{"rendered":"\u0160to je Oblik Moda u Dinamici Rotora?"},"content":{"rendered":"<h1>Razumijevanje Oblika Modusa u Dinamici Rotora<\/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\/bs\/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\/bs\/product\/balanset-1\/\" title=\"Prijenosni balanser i analizator vibracija 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 kompletan set prenosivi balanser i analizator vibracija\" 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\/bs\/product-category\/devices\/\" rel=\"tag\">Ure\u0111aji<\/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\/bs\/product\/balanset-1\/\" title=\"Prijenosni balanser i analizator vibracija Balanset-1A\">Prijenosni balanser i analizator vibracija 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> + PDV (ako se primjenjuje)<\/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=\"\/bs\/wp-json\/wp\/v2\/glossary\/165?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=\"Dodaj u korpu\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Dodaj u korpu\" 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=\"\/bs\/wp-json\/wp\/v2\/glossary\/165?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=\"\">Dodaj u korpu<\/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\/bs\/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\/bs\/product\/vibration-sensor\/\" title=\"Senzor vibracija\">\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 senzor vibracija u detaljnom prikazu\" 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\/bs\/product-category\/parts\/\" rel=\"tag\">dijelovi<\/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\/bs\/product\/vibration-sensor\/\" title=\"Senzor vibracija\">Senzor vibracija<\/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> + PDV (ako se primjenjuje)<\/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=\"\/bs\/wp-json\/wp\/v2\/glossary\/165?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=\"Dodaj u korpu\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Dodaj u korpu\" 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=\"\/bs\/wp-json\/wp\/v2\/glossary\/165?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=\"\">Dodaj u korpu<\/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\/bs\/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\/bs\/product\/optical-sensor-for-balanset-and-arbalance\/\" title=\"opti\u010dki senzor (laserski tahometar)\">\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=\"opti\u010dki senzor (laserski tahometar)\" 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\/bs\/product-category\/parts\/\" rel=\"tag\">dijelovi<\/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\/bs\/product\/optical-sensor-for-balanset-and-arbalance\/\" title=\"opti\u010dki senzor (laserski tahometar)\">opti\u010dki senzor (laserski tahometar)<\/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> + PDV (ako se primjenjuje)<\/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=\"\/bs\/wp-json\/wp\/v2\/glossary\/165?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=\"Dodaj u korpu\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Dodaj u korpu\" 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=\"\/bs\/wp-json\/wp\/v2\/glossary\/165?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=\"\">Dodaj u korpu<\/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\/bs\/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\/bs\/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 set za balansiranje rotora: kofer za no\u0161enje, multikanalnu jedinicu za kondicioniranje signala, ru\u010dni analizator, magnetnu bazu, senzore vibracija i spiralne kablove.\" 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\/bs\/product-category\/devices\/\" rel=\"tag\">Ure\u0111aji<\/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\/bs\/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> + PDV (ako se primjenjuje)<\/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=\"\/bs\/wp-json\/wp\/v2\/glossary\/165?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=\"Dodaj u korpu\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Dodaj u korpu\" 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=\"\/bs\/wp-json\/wp\/v2\/glossary\/165?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=\"\">Dodaj u korpu<\/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\/bs\/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\/bs\/product\/magnet-stand\/\" title=\"Magnetno postolje 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=\"Magnet base.\" 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\/bs\/product-category\/parts\/\" rel=\"tag\">dijelovi<\/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\/bs\/product\/magnet-stand\/\" title=\"Magnetno postolje Insize-60-kgf\">Magnetno postolje 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> + PDV (ako se primjenjuje)<\/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=\"\/bs\/wp-json\/wp\/v2\/glossary\/165?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=\"Dodaj u korpu\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Dodaj u korpu\" 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=\"\/bs\/wp-json\/wp\/v2\/glossary\/165?add-to-cart=1852\" aria-describedby=\"woocommerce_loop_add_to_cart_link_describedby_1852\" 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traka\">\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=\"Reflektiraju\u0107a traka\" 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\/bs\/product-category\/parts\/\" rel=\"tag\">dijelovi<\/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\/bs\/product\/reflective-tape\/\" title=\"Reflektiraju\u0107a traka\">Reflektiraju\u0107a traka<\/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> + PDV (ako se primjenjuje)<\/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=\"\/bs\/wp-json\/wp\/v2\/glossary\/165?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=\"Dodaj u korpu\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Dodaj u korpu\" 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=\"\/bs\/wp-json\/wp\/v2\/glossary\/165?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=\"\">Dodaj u korpu<\/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\/bs\/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\/bs\/product\/dynamic-balancer-balanset-1a\/\" title=\"Dinami\u010dki balanser \u201cBalanset-1A\u201d 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 sadr\u017eaj seta sa interfejsnom jedinicom, senzorima, tahometrom i dodatnom opremom\" 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\/bs\/product-category\/devices\/\" rel=\"tag\">Ure\u0111aji<\/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\/bs\/product\/dynamic-balancer-balanset-1a\/\" title=\"Dinami\u010dki balanser \u201cBalanset-1A\u201d OEM\">Dinami\u010dki balanser \u201cBalanset-1A\u201d 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> + PDV (ako se primjenjuje)<\/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=\"\/bs\/wp-json\/wp\/v2\/glossary\/165?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=\"Dodaj u korpu\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Dodaj u korpu\" 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=\"\/bs\/wp-json\/wp\/v2\/glossary\/165?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=\"\">Dodaj u korpu<\/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>mode shape<\/strong> \u2014 poznat i kao vibracijski modus ili prirodni modus \u2014 je karakteristi\u010dna prostorna shema deformacije koju <a href=\"https:\/\/vibromera.eu\/bs\/glossary\/rotor\/\">rotor<\/a> sustav preuzima kada vibrira na jednoj od svojih <a href=\"https:\/\/vibromera.eu\/bs\/glossary\/natural-frequency\/\">prirodne frekvencije<\/a>. Opisuje relativnu amplitudu i <a href=\"https:\/\/vibromera.eu\/bs\/glossary\/phase\/\">phase<\/a> kretanja na svakoj to\u010dki du\u017e vratila kada sustav slobodno oscilira na toj specifi\u010dnoj <a href=\"https:\/\/vibromera.eu\/bs\/glossary\/resonance\/\">resonant<\/a> frekvenciji. Svaki oblik modusa je uparen s jednom prirodnom frekvencijom, a zajedno skup njih \u010dini potpuni opis dinami\u010dkog pona\u0161anja sustava. Razumijevanje oblika modusa je fundamentalno za <a href=\"https:\/\/vibromera.eu\/bs\/glossary\/rotor-dynamics\/\">rotor dynamics<\/a>, jer oni odre\u0111uju gdje <a href=\"https:\/\/vibromera.eu\/bs\/glossary\/critical-speed\/\">kriti\u010dne brzine<\/a> nastaju i kako se rotor odgovara na sile koje ga pobu\u0111uju.<\/p>\n<h2>1. Definicija i fizi\u010dko zna\u010denje<\/h2>\n<p>Kada je struktura poreme\u0107ena i ostavljena da vibrira sama, ona se ne kre\u0107e proizvoljno. Slegne se u mali broj preferiranih \u0161ema, od kojih svaka zvu\u010di na svojoj frekvenciji, ba\u0161 kao \u0161to gitarska \u017eica sonda fundamentalni ton i seriju harmonika. Za rotor te preferirane \u0161eme su njegovi oblici modusa, a frekvencije na kojima se pojavljuju su njegove prirodne frekvencije. Opasnost u rotiraju\u0107im strojevima je \u0161to brzina rada rotora mo\u017ee da se poklopi s jednom od tih prirodnih frekvencija; kada se to dogodi, odgovaraju\u0107i oblik modusa se tjera u <a href=\"https:\/\/vibromera.eu\/bs\/glossary\/resonance\/\">resonance<\/a> i amplitude vibracija naglo rastu. Poznavanjem oblika unaprijed in\u017eenjer mo\u017ee znati gdje \u0107e se rotor najvi\u0161e savijati, gdje \u0107e se jedva kretati, i zato gdje da intervenira.<\/p>\n<h2>2. Vizualizacija Oblika Modusa<\/h2>\n<p>Oblici modusa se najbolje prikazuju kao krivulje otklona vratila rotora.<\/p>\n<h3>Prvi Modus (Fundamentalni)<\/h3>\n<ul>\n<li><strong>Shape:<\/strong> jednostavna luka ili savijanje, kao konopac za skakanje s jednom ispup\u010deno\u0161\u0107u.<\/li>\n<li><strong>Node points:<\/strong> nema interno \u2014 vratilo je podr\u017eano na le\u017eajevima, koji djeluju kao pribli\u017eni \u010dvorovi.<\/li>\n<li><strong>Maksimalni otklon:<\/strong> obi\u010dno blizu srednje to\u010dke izme\u0111u le\u017eajeva.<\/li>\n<li><strong>Frequency:<\/strong> najmanja prirodna frekvencija sustava.<\/li>\n<li><strong>Kriti\u010dna brzina:<\/strong> prva kriti\u010dna brzina odgovara ovom modusu.<\/li>\n<\/ul>\n<h3>Second Mode<\/h3>\n<ul>\n<li><strong>Shape:<\/strong> S-krivulja s jednim \u010dvorom u sredini.<\/li>\n<li><strong>Node points:<\/strong> jednoj internoj \u010dvoru, gdje je otklonjeno\u0161t vratila nula.<\/li>\n<li><strong>Maksimalni otklon:<\/strong> na dva mjesta, po jedno sa svake strane \u010dvora.<\/li>\n<li><strong>Frequency:<\/strong> ve\u0107a od prve mode, \u010desto tri do pet puta njezina frekvencija.<\/li>\n<li><strong>Kriti\u010dna brzina:<\/strong> drugu kriti\u010dnu brzinu.<\/li>\n<\/ul>\n<h3>Tre\u0107i modus i vi\u0161i modusi<\/h3>\n<ul>\n<li><strong>Shape:<\/strong> sve kompleksnije oblike valova.<\/li>\n<li><strong>Node points:<\/strong> dva za tre\u0107u modu, tri za \u010detvrtu, i tako dalje.<\/li>\n<li><strong>Frequency:<\/strong> progresivno vi\u0161e.<\/li>\n<li><strong>Prakti\u010dna va\u017enost:<\/strong> obi\u010dno relevantna samo za vrlo visokobrze ili vrlo <a href=\"https:\/\/vibromera.eu\/bs\/glossary\/flexible-rotor\/\">fleksibilni rotori<\/a>.<\/li>\n<\/ul>\n<h2>3. Klju\u010dne karakteristike oblika moda<\/h2>\n<h3>Orthogonality<\/h3>\n<p>Razli\u010diti oblici moda su matemati\u010dki ortogonalni \u2014 odnosno, nezavisni. U idealnom linearnom sustavu, energija une\u0161ena na jednoj modalnoj frekvenciji ne pobu\u0111uje ostale, \u0161to je upravo ono \u0161to in\u017eenjerima omogu\u0107uje da tretiraju i korigiraju svaku modu zasebno.<\/p>\n<h3>Normalisation<\/h3>\n<p>Oblici moda se obi\u010dno normaliziraju, s maksimalnom otklonjeno\u0161\u0107u prilago\u0111enom referentnoj vrijednosti (\u010desto 1.0) tako da se oblici mogu usporediti. Stvarna veli\u010dina otklonjenosti u radu ovisi o amplitudi pobu\u0111ivanja i sustavu <a href=\"https:\/\/vibromera.eu\/bs\/glossary\/damping\/\">damping<\/a>.<\/p>\n<h3>Node Points<\/h3>\n<p><strong>Nodes<\/strong> su mjesta du\u017e vratila gdje otklonjenost ostaje nula tijekom vibracije u toj modi. Broj internih \u010dvorova jednak je broju mode minus jedan:<\/p>\n<ul>\n<li>prva moda: 0 internih \u010dvorova;<\/li>\n<li>druga moda: 1 interni \u010dvor;<\/li>\n<li>tre\u0107a moda: 2 internalna \u010dvora.<\/li>\n<\/ul>\n<p>A <a href=\"https:\/\/vibromera.eu\/bs\/glossary\/nodal-point\/\">nodal point<\/a> je polo\u017eaj mirovanja u danoj modi \u2014 \u010dinjenica s izravnim posljedicama kako za pozicioniranje senzora tako i za uravnote\u017eavanja.<\/p>\n<h3>Anti\u010dvorni to\u010dkovi<\/h3>\n<p><strong>Antinodes<\/strong> su mjesta maksimalne otklonjenosti u obliku mode. To su to\u010dke najve\u0107eg naprezanja savijanja i zbog toga najvjerovatnija mjesta zamora i otkaza tijekom rezonantne vibracije.<\/p>\n<h2>4. Za\u0161to su oblici moda va\u017eni<\/h2>\n<h3>Predvi\u0111anje kriti\u010dne brzine<\/h3>\n<p>Svaki oblik moda odgovara <a href=\"https:\/\/vibromera.eu\/bs\/glossary\/critical-speed\/\">critical speed<\/a>. Kada se brzina rada podudara s prirodnom frekvencijom, taj mod se pobu\u0111uje, rotor se otklanja u obrazac oblika moda, i <a href=\"https:\/\/vibromera.eu\/bs\/glossary\/unbalance\/\">unbalance<\/a> sile daju svoju najve\u0107u vibraciju gdje se podudaraju s anti\u010dvorovima. <a href=\"https:\/\/vibromera.eu\/bs\/calculators\/rotor-critical-speed\/\">kalkulator kriti\u010dne brzine rotora<\/a> daje brzu prvu procjenu gdje ove brzine padaju u odnosu na raspon rada.<\/p>\n<h3>Strategija balansiranja<\/h3>\n<p>Oblici modova vode izbor <a href=\"https:\/\/vibromera.eu\/bs\/glossary\/balancing\/\">balansiranje<\/a> approach:<\/p>\n<ul>\n<li><strong><a href=\"https:\/\/vibromera.eu\/bs\/glossary\/rigid-rotor\/\">Rigid rotors<\/a><\/strong> rade ispod prve kriti\u010dne brzine; jednostavno <a href=\"https:\/\/vibromera.eu\/bs\/glossary\/two-plane-balancing\/\">balansiranja u dvije ravnine<\/a> is sufficient.<\/li>\n<li><strong><a href=\"https:\/\/vibromera.eu\/bs\/glossary\/flexible-rotor\/\">Fleksibilni rotori<\/a><\/strong> rade iznad prve kriti\u010dne brzine i mogu trebati <a href=\"https:\/\/vibromera.eu\/bs\/glossary\/modal-balancing\/\">modalno uravnote\u017eavanje<\/a> ciljane na specifi\u010dne oblike modova.<\/li>\n<li><strong>Lokacija korekcijske ravnine<\/strong> je najefikasnija kod anti\u010dvorova, gdje data masa ima najve\u0107i utjecaj na mod.<\/li>\n<li><strong>Node locations<\/strong> su suprotni slu\u010daj: <a href=\"https:\/\/vibromera.eu\/bs\/glossary\/correction-weight\/\">mase korekcije<\/a> postavljena na \u010dvoru ima gotovo nikakav utjecaj na taj mod.<\/li>\n<\/ul>\n<h3>Analiza neispravnosti<\/h3>\n<p>Oblici modova tako\u0111er obja\u0161njavaju gdje se pojavljuje o\u0161te\u0107enje. Pukotine umora obi\u010dno se formiraju kod anti\u010dvorova, gdje naprezanje savijanja dosti\u017ee vrhunac; smetnje le\u017eaja su vjerovatnije gdje je otklanjanje visoko; i <a href=\"https:\/\/vibromera.eu\/bs\/glossary\/rotor-rub\/\">rubs<\/a> javljaju se gdje otklanjanje vratila pritisnuje rotor blizu nepomi\u010dnih dijelova.<\/p>\n<h2>5. Odre\u0111ivanje oblika modova<\/h2>\n<h3>Analiti\u010dke metode<\/h3>\n<h4>analiza kona\u010dnih elemenata (FEA)<\/h4>\n<ul>\n<li>Naj\u010de\u0161\u0107e kori\u0161ten savremeni pristup.<\/li>\n<li>Rotor se modelira kao niz elemenata grede sa masnom, kruto\u0161\u0107u i inercijom.<\/li>\n<li>Analiza sopstvenih vrednosti vra\u0107a prirodne frekvencije i odgovaraju\u0107e oblike oscilacija.<\/li>\n<li>Mo\u017ee obuhvatiti slo\u017eenu geometriju, svojstva materijala i karakteristike le\u017eajeva.<\/li>\n<\/ul>\n<h4>Metoda matrice prenosa<\/h4>\n<ul>\n<li>Klasi\u010dna analiti\u010dka tehnika.<\/li>\n<li>Rotor se deli na stanice poznatih svojstava.<\/li>\n<li>Matrice prenosa propagiraju otklanjanje i silu du\u017e vratila.<\/li>\n<li>Efikasna za relativno jednostavne konfiguracije vratila.<\/li>\n<\/ul>\n<h4>Teorija neprekidne grede<\/h4>\n<ul>\n<li>Za uniformna vratila, postoje analiti\u010dka re\u0161enja zatvorenog oblika.<\/li>\n<li>Daje ta\u010dne izraze za jednostavne slu\u010dajeve.<\/li>\n<li>Korisna za nastavu i preliminarni dizajn.<\/li>\n<\/ul>\n<h3>Eksperimentalne metode<\/h3>\n<h4>Modalna ispitivanja (Ispitivanja udarcem)<\/h4>\n<ul>\n<li>Udarite vratilo instrumentovanim \u010deki\u0107em na nekoliko mesta \u2014 a <a href=\"https:\/\/vibromera.eu\/bs\/glossary\/bump-test\/\">bump test<\/a>.<\/li>\n<li>Merenja odgovora sa <a href=\"https:\/\/vibromera.eu\/bs\/glossary\/accelerometer\/\">akcelerometri<\/a> na vi\u0161e ta\u010daka.<\/li>\n<li>The resulting <a href=\"https:\/\/vibromera.eu\/bs\/glossary\/frequency-response-function\/\">funkcije frekventnog odziva<\/a> otkrivaju prirodne frekvencije.<\/li>\n<li>Oblik oscilacije se ekstraktuje iz relativnih amplituda i faza odgovora.<\/li>\n<\/ul>\n<h4>Mjerenje Oblika Deformacije u Radu (ODS)<\/h4>\n<ul>\n<li>Mjerite vibracije na nekoliko lokacija tokom normalnog rada.<\/li>\n<li>Blizu kriti\u010dne brzine, <a href=\"https:\/\/vibromera.eu\/bs\/glossary\/ods-analysis\/\">oblik deformacije u radu<\/a> pribli\u017eno odgovara obliku moda.<\/li>\n<li>Mo\u017ee se izvr\u0161iti s rotorom na mjestu.<\/li>\n<li>Potrebno je ili vi\u0161e senzora ili tehnika pokretnog senzora.<\/li>\n<\/ul>\n<h4>Nizovi Senzora Blizine<\/h4>\n<ul>\n<li>Non-contact <a href=\"https:\/\/vibromera.eu\/bs\/glossary\/proximity-probe\/\">senzora blizine<\/a> na nekoliko aksijalnih lokacija.<\/li>\n<li>Mjerite deformaciju osovine direktno.<\/li>\n<li>During <a href=\"https:\/\/vibromera.eu\/bs\/glossary\/coastdown-analysis\/\">pokretanje ili zaustavljanje<\/a>, obrazac deformacije otkriva oblike modova.<\/li>\n<li>Najta\u010dnija eksperimentalna metoda za ma\u0161ine koje stvarno rade.<\/li>\n<\/ul>\n<h2>6. \u0160ta Mijenja Oblik Moda<\/h2>\n<h3>Efekti Krutosti Le\u017eaja<\/h3>\n<ul>\n<li><strong>Kruti le\u017eaji:<\/strong> \u010dvorovi se formiraju na mjestima le\u017eaja i oblici modova su vi\u0161e ograni\u010deni.<\/li>\n<li><strong>Fleksibilni le\u017eaji:<\/strong> zna\u010dajno kretanje se javlja na le\u017eajima i oblici modova su raspore\u0111eniji.<\/li>\n<li><strong>Asimetri\u010dni le\u017eaji:<\/strong> oblik mode se razlikuje izme\u0111u horizontalnog i vertikalnog smjera.<\/li>\n<\/ul>\n<h3>Zavisnost od brzine<\/h3>\n<p>Za rotiraju\u0107e vratile oblik mode mo\u017ee se pomjeriti sa brzinom zbog:<\/p>\n<ul>\n<li><strong><a href=\"https:\/\/vibromera.eu\/bs\/glossary\/gyroscopic-effect\/\">\u017diroskopski efekti<\/a>:<\/strong> oni dijele mode na naprijed i unazad vrtnju.<\/li>\n<li><strong>Promjene krutosti le\u017eaja:<\/strong> fluid-film <a href=\"https:\/\/vibromera.eu\/bs\/glossary\/journal-bearing\/\">kliznih le\u017eaja<\/a> oja\u010davaju se kako se brzina pove\u0107ava.<\/li>\n<li><strong>Centrifugalno oja\u010danje:<\/strong> pri veoma visokim brzinama, centrifugalne sile dodaju krutost vitkim komponentama.<\/li>\n<\/ul>\n<h3>Naprijed naspram Unazad Vrtnja<\/h3>\n<p>U rotiraju\u0107im sistemima svaka mode mo\u017ee imati dva oblika. U <strong>forward whirl<\/strong> the shaft <a href=\"https:\/\/vibromera.eu\/bs\/glossary\/orbit\/\">orbit<\/a> rotira u istom smjeru kao i sam vratilo; u <strong>backward whirl<\/strong> rotira suprotno. \u017diroskopski efekti uzrokuju da se verzije naprijed i unazad javljaju na razli\u010ditim frekvencijama \u2014 razdvajanje frekvencije koje a <a href=\"https:\/\/vibromera.eu\/bs\/glossary\/campbell-diagram\/\">Campbell dijagram<\/a> jasno prikazuje.<\/p>\n<h2>7. Prakti\u010dne primjene<\/h2>\n<h3>Optimizacija dizajna<\/h3>\n<p>In\u017eenjeri koriste analizu oblika mode da pozicioniraju le\u017eaje tako da antia\u010dvori ne padnu na lokacije le\u017eaja, da dimenzioniraju promjere vratila koji pomjeraju kriti\u010dne brzine dalje od oblasti rada, da biraju krutost le\u017eaja koja povoljno oblikuje modalnu odziv, i da dodaju ili uklanjaju masu na strate\u0161ke to\u010dke kako bi pomjerili prirodne frekvencije.<\/p>\n<h3>Troubleshooting<\/h3>\n<p>Kada se pojavi pretjerana vibriacija, analiticar poredi brzinu rada sa predvi\u0111enim kriti\u010dnim brzinama, utvr\u0111uje da li ma\u0161ina radi blizu rezonancije, odre\u0111uje koju mode pobu\u0111uje, i bira izmjenu koja pomjera problemati\u010dnu mode dalje od brzine rada.<\/p>\n<h3>Modalno balansiranje<\/h3>\n<p><a href=\"https:\/\/vibromera.eu\/bs\/glossary\/modal-balancing\/\">Modalno balansiranje<\/a> fleksibilnih vratila zavisi potpuno od poznavanja oblika mode: svaka mode se uravnote\u017eava nezavisno, korekcijske te\u017eine se distribuiraju da se podudaraju sa obrascm oblika mode, te\u017eine postavljene na \u010dvorove nemaju u\u010dinak na tu mode, a optimalne korekcijske ravnine sjede na antia\u010dvorima.<\/p>\n<h2>8. Vizuelizacija i komunikacija<\/h2>\n<p>Oblici mode se prikazuju u nekoliko oblika \u2014 2D krivulje otklona bo\u010dnog otklona naspram aksijalnog polo\u017eaja; animacije osciliraju\u0107eg vratila; 3D renderiranja za slo\u017eene ili spregnute geometrije; boje mape koje kodiraju magnitudu otklona; i tabelarni podaci koji daju numeri\u010dki otklon na diskretnim stanicama.<\/p>\n<h2>9. Spojeni i Kompleksni Oblici Modova<\/h2>\n<h3>Lateralno-Torzijsko Spajanje<\/h3>\n<p>U nekim sistemima savijanje (lateralno) i torzijsko uvijanje (<a href=\"https:\/\/vibromera.eu\/bs\/glossary\/torsional-vibration\/\">torsional<\/a>) kretanja se me\u0111usobno spajaju \u2014 pona\u0161anje koje se vidi kod necirkularnih popre\u010dnih presjeka ili nesimetri\u010dnih optere\u0107enja. Oblik moda tada uklju\u010duje i lateralno pomjeranje i kutni zakret, a potrebna analiza je odgovaraju\u0107e slo\u017eenija.<\/p>\n<h3>Spojena Savijanja Modova<\/h3>\n<p>U sistemima s asimetri\u010dnom kruto\u0161\u0107u, horizontalni i vertikalni modovi se spajaju; oblici modova postaju elipti\u010dni umjesto planarnih. Ovo je \u010desto kada su le\u017eajevi ili oslonci anizotropni.<\/p>\n<h2>10. Standardi i Smjernice<\/h2>\n<p>Nekoliko standarda bavi se analizom oblika modova. <a href=\"https:\/\/vibromera.eu\/bs\/glossary\/api-684\/\">API 684<\/a> pru\u017eaju smjernice za analizu rotorske dinamike, uklju\u010duju\u0107i prora\u010dun oblika modova; <a href=\"https:\/\/vibromera.eu\/bs\/glossary\/iso-21940-11\/\">ISO 21940-11<\/a> (moderni sljedbenik ISO 1940-1) poziva se na oblike modova u kontekstu balansiranja fleksibilnih rotora; a njema\u010dki VDI 3839 bavi se modalnim aspektima fleksibilnih rotora.<\/p>\n<h2>11. Veza s Campbellovim Dijagramima i Mjerenjima na Terenu<\/h2>\n<p>A <a href=\"https:\/\/vibromera.eu\/bs\/glossary\/campbell-diagram\/\">Campbell dijagram<\/a> iscrtava prirodne frekvencije prema brzini, pri \u010demu svaka krivulja predstavlja jedan mod. Oblik moda iza svake krivulje odre\u0111uje koliko sna\u017eno neuravnote\u017eenost na razli\u010ditim mjestima pobu\u0111uje taj mod, gdje bi senzori trebali biti postavljeni za maksimalnu osjetljivost, i koja vrsta korekcije balansiranja \u0107e najbolje funkcionirati. Na terenu, prakti\u010dna veza izme\u0111u oblika modova i korektivne radnje je analizator na radnoj plo\u010di: kada analiza oblika modova identificira anti\u010dvorove kao efektivne ravnine korekcije, prijenosni dvokanalski instrument kao \u0161to je <a href=\"https:\/\/vibromera.eu\/bs\/proizvod\/balanset-1\/\">Balanset-1A<\/a> mjeri 1\u00d7 amplitudu i fazu na le\u017eajevima i prora\u010dunava korekcijskie te\u017eine, omogu\u0107avaju\u0107i in\u017eenjeru djelovanje na upravo onim ravninama koje je oblik moda istaknuo. Razumijevanje oblika modova na ovaj na\u010din pretvara rotorsku dinamiku iz apstraktne matemati\u010dke prognose u fizikalnu uvid o tome kako se prava mehanika pona\u0161a \u2014 omogu\u0107avaju\u0107i bolje dizajn, o\u0161trijeg rje\u0161avanja problema i u\u010dinkovitijeg balansiranja za sve vrste rotiraju\u0107e opreme.<\/p>\n<hr>\n<p><a href=\"https:\/\/vibromera.eu\/bs\/glossary\/\">\u2190 Povratak na glavnu stranicu<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>Saznajte vi\u0161e o oblicima moda, karakteristi\u010dnim obrascima savojnosti rotiraju\u0107ih vratila pri prirodnim frekvencijama, neophodnim za razumijevanje kriti\u010dnih brzina i pona\u0161anja fleksibilnih rotora.<\/p>","protected":false},"featured_media":0,"template":"","meta":{"ai_generated_summary":"","footnotes":""},"categories":[109,111],"tags":[],"class_list":["post-165","glossary","type-glossary","status-publish","hentry","category-glossary","category-rotor-balancing"],"_links":{"self":[{"href":"https:\/\/vibromera.eu\/bs\/wp-json\/wp\/v2\/glossary\/165","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vibromera.eu\/bs\/wp-json\/wp\/v2\/glossary"}],"about":[{"href":"https:\/\/vibromera.eu\/bs\/wp-json\/wp\/v2\/types\/glossary"}],"version-history":[{"count":1,"href":"https:\/\/vibromera.eu\/bs\/wp-json\/wp\/v2\/glossary\/165\/revisions"}],"predecessor-version":[{"id":101438,"href":"https:\/\/vibromera.eu\/bs\/wp-json\/wp\/v2\/glossary\/165\/revisions\/101438"}],"wp:attachment":[{"href":"https:\/\/vibromera.eu\/bs\/wp-json\/wp\/v2\/media?parent=165"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vibromera.eu\/bs\/wp-json\/wp\/v2\/categories?post=165"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vibromera.eu\/bs\/wp-json\/wp\/v2\/tags?post=165"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}