{"id":143,"date":"2025-10-31T00:25:51","date_gmt":"2025-10-31T00:25:51","guid":{"rendered":"https:\/\/vibromera.eu\/glossary\/impact-testing\/"},"modified":"2026-05-23T22:36:55","modified_gmt":"2026-05-23T22:36:55","slug":"impact-testing","status":"publish","type":"glossary","link":"https:\/\/vibromera.eu\/bs\/glossary\/impact-testing\/","title":{"rendered":"\u0160ta je testiranje utjecaja? Tehnika modalne analize"},"content":{"rendered":"<h1>Razumijevanje testiranja utjecaja<\/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\/143?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\/143?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\/143?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\/143?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\/143?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\/143?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\/143?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\/143?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 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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, 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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\/143?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\/143?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><strong>Impact testing<\/strong> \u2014 tako\u0111e se naziva testiranje impulsa ili modalna analiza utjecaja \u2014 je <a href=\"https:\/\/vibromera.eu\/bs\/glossary\/modal-analysis\/\">modal testing<\/a> tehnika koja koristi instrumentirani \u010deki\u0107 za utjecaj da primijeni impulse broadband sile na strukturu dok mjeri rezultiraju\u0107i <a href=\"https:\/\/vibromera.eu\/bs\/glossary\/vibration\/\">vibration<\/a> response with <a href=\"https:\/\/vibromera.eu\/bs\/glossary\/accelerometer\/\">akcelerometri<\/a>. Iz signala sile i odgovora ra\u010duna <a href=\"https:\/\/vibromera.eu\/bs\/glossary\/frequency-response-function\/\">funkcije frekventnog odziva<\/a> (FRF-ove) koje pokazuju kako struktura odgovara na svakoj frekvenciji, otkrivaju\u0107i njeno <a href=\"https:\/\/vibromera.eu\/bs\/glossary\/natural-frequency\/\">prirodne frekvencije<\/a>, <a href=\"https:\/\/vibromera.eu\/bs\/glossary\/mode-shape\/\">mode shapes<\/a>, and <a href=\"https:\/\/vibromera.eu\/bs\/glossary\/damping\/\">damping<\/a> odnose \u2014 informacije potrebne za razumijevanje dinami\u010dkog pona\u0161anja i dijagnostiku <a href=\"https:\/\/vibromera.eu\/bs\/glossary\/resonance\/\">resonance<\/a> problems.<\/p>\n<p>Testiranje utjecaja je prakti\u010dna terenskog alternativa shakeru modalnom testiranju, pru\u017eaju\u0107i sli\u010dnu informaciju bez te\u0161ke, skupe elektromagnetnih shakera i kompleksnih monta\u017enih ure\u0111aja koje shakerno testiranje zahtijeva. \u010cesto se koristi za troubleshooting rezonancije, validaciju strukturnih modifikacija, i korelatora modela kona\u010dnih elemenata u ma\u0161inama i radu strukturne dinamike. Usko je povezano sa jednostavnijom <a href=\"https:\/\/vibromera.eu\/bs\/glossary\/bump-test\/\">bump test<\/a>, koja koristi isti princip impulsa da prona\u0111e jednu prirodnu frekvenciju.<\/p>\n<h2>1. Temeljni principi<\/h2>\n<p>Metoda se temelji na jednostavnoj \u010dinjenici: kratki, o\u0161tar udarac pobu\u0111uje \u0161irok spektar frekvencija istovremeno. Udarac \u010deki\u0107em koji traje samo milisekundu ili dvije sadr\u017ei energiju raspore\u0111enu relativno ravnomjerno u \u0161irokom frekvencijskom opsegu, pa tako pobudi sve modove unutar tog opsega istovremeno. Mjere\u0107i i ulaznu silu i izlazni odgovor, te dijeljenjem jednog s drugim u frekvencijskoj domeni, test izdvaja vlastito pona\u0161anje strukture od odre\u0111enog udarca koji je bio izvedena \u2014 rezultat, FRF, je svojstvo same strukture i nezavisan je od toga koliko jako ste je udali.<\/p>\n<h2>2. Equipment<\/h2>\n<h3>Instrumentirani udarni \u010deki\u0107<\/h3>\n<ul>\n<li><strong>Senzor sile:<\/strong> piezoelektri\u010dni senzor u glavi \u010deki\u0107a mjeri silu udarca.<\/li>\n<li><strong>Hammer mass:<\/strong> 0,1\u20135 kg, odabran prema veli\u010dini strukture i frekvencijskom opsegu od interesa.<\/li>\n<li><strong>Zamjenjivi nastavci:<\/strong> tvrdi (\u010delik), srednji (plastika) i mekani (guma).<\/li>\n<li><strong>Output:<\/strong> signal sile sinhroniziran s mjerenjem odgovora.<\/li>\n<li><strong>Typical cost:<\/strong> otprilike 500\u20133000 USD.<\/li>\n<\/ul>\n<h3>Senzori odgovora<\/h3>\n<ul>\n<li>Akcelerometri postavljeni na to\u010dkama od interesa.<\/li>\n<li>Ili jedan mobilni akcelerometar ili vi\u0161e fiksnih senzora.<\/li>\n<li>Frekvencijski opseg koji udobno odgovara zahtjevima testa.<\/li>\n<\/ul>\n<h3>Prikupljanje podataka<\/h3>\n<ul>\n<li>Najmanje dva kanala \u2014 sila i odgovor.<\/li>\n<li>Istovremeno uzorkovanje tih kanala je od su\u0161tinskog zna\u010daja.<\/li>\n<li>An <a href=\"https:\/\/vibromera.eu\/bs\/glossary\/fft\/\">FFT<\/a> analizator ili softver namenjen modalno-analiti\u010dkim zadacima.<\/li>\n<li>Izra\u010dunavanje <a href=\"https:\/\/vibromera.eu\/bs\/glossary\/transfer-function\/\">funkcija prenosa<\/a> and the <a href=\"https:\/\/vibromera.eu\/bs\/glossary\/coherence\/\">coherence<\/a>.<\/li>\n<\/ul>\n<h2>3. Procedura testiranja<\/h2>\n<h3>FRF s jednom to\u010dkom<\/h3>\n<ol>\n<li><strong>Montirajte akcelerometar<\/strong> na mjestu odziva.<\/li>\n<li><strong>Odaberite vrh \u010deki\u0107a<\/strong> da odgovara strukturi i \u017eeljenom frekvencijskom rasponu.<\/li>\n<li><strong>Udarite strukturu<\/strong> \u010dvrstim, brzim udarcem na mjestu uzbu\u0111enja.<\/li>\n<li><strong>Snimite podatke<\/strong> \u2014 signale sile i odziva zajedno.<\/li>\n<li><strong>Izra\u010dunajte FRF:<\/strong> H(f) = Response(f) \/ Force(f).<\/li>\n<li><strong>Average<\/strong> ponavljanjem 3\u201310 puta i usrednjavanjem FRF-a.<\/li>\n<li><strong>Provjerite koherentnost<\/strong> da biste provjerili kvalitetu podataka (koherentnost &gt; 0,9).<\/li>\n<\/ol>\n<h3>Testiranje s vi\u0161e to\u010daka<\/h3>\n<ul>\n<li><strong>Roving hammer:<\/strong> udari u mnogo to\u010daka dok je akcelerometar fiksiran.<\/li>\n<li><strong>Pokretni akcelerometar:<\/strong> udarite jednu fiksnu to\u010dku dok premje\u0161tate akcelerometar.<\/li>\n<li><strong>Result:<\/strong> FRF-i s vi\u0161e lokacija otkrivaju <a href=\"https:\/\/vibromera.eu\/bs\/glossary\/mode-shape\/\">mode shapes<\/a>.<\/li>\n<li><strong>Grid testing:<\/strong> sistematska mre\u017ea ta\u010daka daje kompletan pregled strukture.<\/li>\n<\/ul>\n<h2>4. Izbor vrha \u010deki\u0107a<\/h2>\n<h3>Uticaj na sadr\u017eaj frekvencije<\/h3>\n<ul>\n<li><strong>Tvrd vrh (\u010delik):<\/strong> kratko trajanje udarca, sadr\u017eaj visokih frekvencija; dobar za krute strukture i visoke frekvencije (do 10+ kHz).<\/li>\n<li><strong>Srednji vrh (najlon\/Delrin):<\/strong> umjereno trajanje, uravnote\u017eeni spektar, op\u0161ta namjena (do 2\u20135 kHz).<\/li>\n<li><strong>Meki vrh (guma):<\/strong> dugo trajanje, naglasak na niskim frekvencijama; odgovara velikim, fleksibilnim strukturama (do 500\u20131000 Hz).<\/li>\n<\/ul>\n<p>Logika je ista kao ona koja upravlja temeljnim principom: kra\u0107i, tvr\u0111i kontakt koncentri\u0161e energiju u \u0161iri, vi\u0161i opseg, dok manji, du\u017ei kontakt je koncentri\u0161e na niske frekvencije. Vrh se zato bira da energiju prosledi tamo gdje se nalaze modovi od interesa.<\/p>\n<h3>Uskla\u0111ivanje sa strukturom<\/h3>\n<ul>\n<li><strong>Lagane strukture:<\/strong> mali \u010deki\u0107 sa mekim vrhom, da se izbjegne o\u0161te\u0107enje i zvonnost.<\/li>\n<li><strong>Te\u0161ke strukture:<\/strong> veliki \u010deki\u0107 sa tvr\u0111im vrhom, za adekvatnu pobudu.<\/li>\n<li><strong>Rule of thumb:<\/strong> struktura bi trebala jasno reagovati, ali ne pretjerano \u2014 tipi\u010dan vrh ubrzanja je oko 1\u201310 g.<\/li>\n<\/ul>\n<h2>5. Kvalitet podataka<\/h2>\n<h3>Dobra tehnika udarca<\/h3>\n<ul>\n<li>Brz, \u010dist udarac bez dvostrukih udaraca.<\/li>\n<li>\u010ceki\u0107 je odmah odaljen kako ne bi ostao u kontaktu.<\/li>\n<li>Udar okomit na povr\u0161inu.<\/li>\n<li>Konzistentna lokacija udara.<\/li>\n<li>Odgovaraju\u0107i nivo sile.<\/li>\n<\/ul>\n<h3>Validacija koherentnosti<\/h3>\n<ul>\n<li>The <a href=\"https:\/\/vibromera.eu\/bs\/glossary\/coherence\/\">coherence<\/a> funkcija ukazuje na kvalitet mjerenja.<\/li>\n<li>Koherentnost blizu 1,0 (&gt; 0,9) zna\u010di dobre podatke.<\/li>\n<li>Niska koherentnost ukazuje na lo\u0161 udar, \u0161um ili nelinearnost.<\/li>\n<li>Odbacite lo\u0161e udare i ponovite test.<\/li>\n<\/ul>\n<p>Dvostruki udar je naj\u010de\u0161\u0107e smetnja: unosi dva impulsa u strukturu i o\u0161te\u0107uje spektar ulaza, \u0161to je upravo ona vrsta gre\u0161ke koju je koherentnost tako dobra u otkrivanju \u2014 pad koherentnosti na frekvenciji koja vas zanima je signal da odbacite taj prosjek i ponovo izvr\u0161ite udar.<\/p>\n<h2>6. Rezultati i interpretacija<\/h2>\n<h3>Funkcija frekvencijskog odgovora<\/h3>\n<ul>\n<li>Grafikon veli\u010dine pokazuje poja\u010danje nasuprot frekvencije.<\/li>\n<li>Vrhovi obilje\u017eavaju prirodne frekvencije i rezonancije.<\/li>\n<li>Visina vrha odra\u017eava faktor poja\u010danja, koji je obrnuto srodan prigu\u0161enju.<\/li>\n<li>The <a href=\"https:\/\/vibromera.eu\/bs\/glossary\/phase\/\">phase<\/a> grafikon pokazuje pomak od 180\u00b0 kroz svaku rezonanciju.<\/li>\n<\/ul>\n<h3>Identificiranje prirodne frekvencije<\/h3>\n<ul>\n<li>Nabrojite svaki vrh u FRF-u.<\/li>\n<li>Prvi mod je obi\u010dno vrh najni\u017ee frekvencije.<\/li>\n<li>Vi\u0161i modovi le\u017ee na vi\u0161im frekvencijama.<\/li>\n<li>Usporedite ove sa radnim frekvencijama kako biste provjerili ometanje.<\/li>\n<\/ul>\n<h3>Odre\u0111ivanje oblika moda<\/h3>\n<ul>\n<li>Izvedeno iz testiranja sa vi\u0161e ta\u010daka.<\/li>\n<li>Relativne amplituje odgovora pri rezonanciji odre\u0111uju obrazac deformacije.<\/li>\n<li>Softver mo\u017ee animirati oblik.<\/li>\n<li>Ovo identificira <a href=\"https:\/\/vibromera.eu\/bs\/glossary\/nodal-point\/\">nodes<\/a> i \u010dvorove svakog moda.<\/li>\n<\/ul>\n<h2>7. Primjena u rje\u0161avanju problema ma\u0161ina<\/h2>\n<h3>Istra\u017eivanje rezonancije okvira<\/h3>\n<ul>\n<li>Udari motor ili ventilatorski okvir.<\/li>\n<li>Identify the <a href=\"https:\/\/vibromera.eu\/bs\/glossary\/frame-resonance\/\">prirodne frekvencije okvira<\/a>.<\/li>\n<li>Poredi ih sa <a href=\"https:\/\/vibromera.eu\/bs\/glossary\/blade-passing-frequency\/\">blade-passing<\/a> i elektromagnetnim frekvencijama motora.<\/li>\n<li>Ako se prona\u0111e poklapanje, rezonancija je problem.<\/li>\n<\/ul>\n<h3>Testiranje temelja<\/h3>\n<ul>\n<li>Udari podno\u017eje ili temelj.<\/li>\n<li>Odre\u0111ivanje njegovih prirodnih frekvencija.<\/li>\n<li>Provjeri adekvatnog <a href=\"https:\/\/vibromera.eu\/bs\/glossary\/foundation-stiffness\/\">stiffness<\/a> i odvajanja frekvencija.<\/li>\n<\/ul>\n<h3>Pore\u0111enja prije\/nakon<\/h3>\n<ul>\n<li>Testiraj prije strukturne izmjene.<\/li>\n<li>Testiraj opet nakon \u2014 nakon krutosti, dodane prigu\u0161enosti ili promjena mase.<\/li>\n<li>Provjerite da li je modifikacija postigla \u017eeljeni efekt.<\/li>\n<li>Kvantificujte pobolj\u0161anje.<\/li>\n<\/ul>\n<h2>8. Ispitivanje utjecaja u terenskim uslovima<\/h2>\n<p>Budu\u0107i da zahtijeva samo palidbeni \u010deki\u0107 i dvokanalnu analizu, ispitivanje udarnim pulsom prirodno spada u alatnice terenske in\u017eenjera pored rutinskog rada sa vibracijama. Kada ma\u0161ina pokazuje visoke <a href=\"https:\/\/vibromera.eu\/bs\/glossary\/running-speed\/\">running-speed<\/a> vibracije, prvo pitanje je \u010desto da li je uzrok sila kao \u0161to je <a href=\"https:\/\/vibromera.eu\/bs\/glossary\/unbalance\/\">unbalance<\/a> ili strukturna rezonancija koja poja\u010dava obi\u010dnu silu. Prijenosni analizator kao \u0161to je <a href=\"https:\/\/vibromera.eu\/bs\/proizvod\/balanset-1\/\">Balanset-1A<\/a> koristi se za mjerenje i, gdje je uzrok neuravnote\u017eenost, ispravku preko <a href=\"https:\/\/vibromera.eu\/bs\/glossary\/field-balancing\/\">field balancing<\/a>; ispitivanje udarnim pulsom na okviru ili temelju tada rje\u0161ava da li zaostala vibracija koja je te\u0161ka za uklanjanje nastaje zbog poja\u010danja bliske prirodne frekvencije \u2014 vode\u0107i izbor izme\u0111u uravnote\u017eivanja rotora i oja\u010danja strukture.<\/p>\n<p>Ispitivanje udarnim pulsom je prakti\u010dna i ekonomi\u010dna tehnika modalne analize potpuno dosti\u017ena za terenske specijaliaste vibracijskih dijagnostika. Sa samo palidbenim \u010deki\u0107em i analizatorom vibracija, identifikuje strukturne rezonancije, potvr\u0111uje izmjene, i pru\u017ea dinami\u010dku karakterizaciju potrebnu za rje\u0161avanje rezonancijskih problema i optimizaciju dizajna strukture u okviru razli\u010ditih ma\u0161inskih i konstruktivnih primjena.<\/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 udarnom testiranju, kori\u0161\u0107enju instrumencionih \u010deki\u0107a za pobu\u0111ivanje konstrukcija i merenju funkcija frekvencijskog odgovora za modalnu analizu i karakterizaciju strukturne dinamike.<\/p>","protected":false},"featured_media":0,"template":"","meta":{"ai_generated_summary":"","footnotes":""},"categories":[114,109],"tags":[],"class_list":["post-143","glossary","type-glossary","status-publish","hentry","category-analysis","category-glossary"],"_links":{"self":[{"href":"https:\/\/vibromera.eu\/bs\/wp-json\/wp\/v2\/glossary\/143","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\/143\/revisions"}],"predecessor-version":[{"id":101287,"href":"https:\/\/vibromera.eu\/bs\/wp-json\/wp\/v2\/glossary\/143\/revisions\/101287"}],"wp:attachment":[{"href":"https:\/\/vibromera.eu\/bs\/wp-json\/wp\/v2\/media?parent=143"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vibromera.eu\/bs\/wp-json\/wp\/v2\/categories?post=143"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vibromera.eu\/bs\/wp-json\/wp\/v2\/tags?post=143"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}