{"id":171,"date":"2025-10-31T00:25:51","date_gmt":"2025-10-31T00:25:51","guid":{"rendered":"https:\/\/vibromera.eu\/glossary\/n-plus-2-method\/"},"modified":"2026-07-03T10:11:26","modified_gmt":"2026-07-03T10:11:26","slug":"n-plus-2-method","status":"publish","type":"glossary","link":"https:\/\/vibromera.eu\/hr\/glossary\/n-plus-2-method\/","title":{"rendered":"\u0160to je N+2 metoda u balansiranju vi\u0161e ravnina?"},"content":{"rendered":"<h1>Razumijevanje N+2 metode u balansiranju vi\u0161e ravnina<\/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\/hr\/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\/hr\/product\/balanset-1\/\" title=\"Prijenosni balanser &amp; 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 prijenosnog balansera i analizatora 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\/hr\/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\/hr\/product\/balanset-1\/\" title=\"Prijenosni balanser &amp; analizator vibracija Balanset-1A\">Portable balancer &amp; Vibration analyzer 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 je primjenjivo)<\/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=\"\/hr\/wp-json\/wp\/v2\/glossary\/171?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 ko\u0161aricu\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Dodaj u ko\u0161aricu\" 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=\"\/hr\/wp-json\/wp\/v2\/glossary\/171?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=\"Dodaj u ko\u0161aricu: \u201cPortable balancer &amp; Vibration analyzer Balanset-1A\u201d\" rel=\"nofollow\" data-success_message=\"&quot;Portable balancer &amp; Vibration analyzer Balanset-1A&quot; je dodan u va\u0161u ko\u0161aricu\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Dodaj u ko\u0161aricu<\/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\/hr\/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\/hr\/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=\"Detalj senzora vibracija Balanset-1A\" 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\/hr\/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\/hr\/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 je primjenjivo)<\/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=\"\/hr\/wp-json\/wp\/v2\/glossary\/171?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 ko\u0161aricu\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Dodaj u ko\u0161aricu\" 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=\"\/hr\/wp-json\/wp\/v2\/glossary\/171?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=\"Dodaj u ko\u0161aricu: \u201cVibration sensor\u201d\" rel=\"nofollow\" data-success_message=\"&quot;Vibration sensor&quot; je dodan u va\u0161u ko\u0161aricu\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Dodaj u ko\u0161aricu<\/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\/hr\/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\/hr\/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\/hr\/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\/hr\/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 je primjenjivo)<\/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=\"\/hr\/wp-json\/wp\/v2\/glossary\/171?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 ko\u0161aricu\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Dodaj u ko\u0161aricu\" 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=\"\/hr\/wp-json\/wp\/v2\/glossary\/171?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=\"Dodaj u ko\u0161aricu: \u201cOptical Sensor (Laser Tachometer)\u201d\" rel=\"nofollow\" data-success_message=\"&quot;Optical Sensor (Laser Tachometer)&quot; je dodan u va\u0161u ko\u0161aricu\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Dodaj u ko\u0161aricu<\/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\/hr\/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\/hr\/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 komplet za balansiranje rotora: torba za no\u0161enje, vi\u0161ekanalni pretvara\u010d signala, ru\u010dni analizator, magnetska baza, senzori vibracija i spiralni kabeli.\" 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\/hr\/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\/hr\/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 je primjenjivo)<\/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=\"\/hr\/wp-json\/wp\/v2\/glossary\/171?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 ko\u0161aricu\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Dodaj u ko\u0161aricu\" 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=\"\/hr\/wp-json\/wp\/v2\/glossary\/171?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=\"Dodaj u ko\u0161aricu: \u201cBalanset-4\u201d\" rel=\"nofollow\" data-success_message=\"&quot;Balanset-4&quot; je dodan u va\u0161u ko\u0161aricu\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Dodaj u ko\u0161aricu<\/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\/hr\/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\/hr\/product\/magnet-stand\/\" title=\"Magnetski stalak Insize nosivosti 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=\"Magnetska baza.\" 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\/hr\/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\/hr\/product\/magnet-stand\/\" title=\"Magnetski stalak Insize nosivosti 60 kgf\">Magnetski stalak Insize nosivosti 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 je primjenjivo)<\/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=\"\/hr\/wp-json\/wp\/v2\/glossary\/171?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 ko\u0161aricu\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Dodaj u ko\u0161aricu\" 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=\"\/hr\/wp-json\/wp\/v2\/glossary\/171?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=\"Dodaj u ko\u0161aricu: \u201cMagnetic Stand Insize-60-kgf\u201d\" rel=\"nofollow\" data-success_message=\"&quot;Magnetic Stand Insize-60-kgf&quot; je dodan u va\u0161u ko\u0161aricu\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Dodaj u ko\u0161aricu<\/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\/hr\/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\/hr\/product\/reflective-tape\/\" title=\"Reflektiraju\u0107a 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\/hr\/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\/hr\/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 je primjenjivo)<\/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=\"\/hr\/wp-json\/wp\/v2\/glossary\/171?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 ko\u0161aricu\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Dodaj u ko\u0161aricu\" 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=\"\/hr\/wp-json\/wp\/v2\/glossary\/171?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=\"Dodaj u ko\u0161aricu: \u201cReflective tape\u201d\" rel=\"nofollow\" data-success_message=\"&quot;Reflective tape&quot; je dodan u va\u0161u ko\u0161aricu\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Dodaj u ko\u0161aricu<\/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\/hr\/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\/hr\/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=\"Sadr\u017eaj kompleta Balanset-1A s jedinicom za su\u010delje, senzorima, tahometrom i dodacima\" 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\/hr\/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\/hr\/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 je primjenjivo)<\/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=\"\/hr\/wp-json\/wp\/v2\/glossary\/171?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 ko\u0161aricu\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Dodaj u ko\u0161aricu\" 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=\"\/hr\/wp-json\/wp\/v2\/glossary\/171?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=\"Dodaj u ko\u0161aricu: \u201cDynamic balancer \u201cBalanset-1A\u201d OEM\u201d\" rel=\"nofollow\" data-success_message=\"&quot;Dynamic balancer \u201cBalanset-1A\u201d OEM&quot; je dodan u va\u0161u ko\u0161aricu\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Dodaj u ko\u0161aricu<\/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>The <strong>Metoda N+2<\/strong> je napredni <a href=\"https:\/\/vibromera.eu\/hr\/glossary\/balancing\/\">balansiranje<\/a> postupak koji se koristi za <a href=\"https:\/\/vibromera.eu\/hr\/glossary\/multi-plane-balancing\/\">vi\u0161eravninsko balansiranje<\/a> od <a href=\"https:\/\/vibromera.eu\/hr\/glossary\/flexible-rotor\/\">fleksibilni rotori<\/a>. Naziv dolazi od pravila korekcijskih ravnina formaliziranog u ISO 21940-12 (ranije ISO 11342): za balansiranje rotora kroz <em>N<\/em> fleksibilne kriti\u010dne (rezonantne) brzine kada se tako\u0111er provodi balansiranje krutog tijela pri maloj brzini, rotor op\u0107enito treba N <a href=\"https:\/\/vibromera.eu\/hr\/glossary\/correction-plane\/\">korekcijske ravnine<\/a> za N fleksibilnih modova plus jo\u0161 dvije za neuravnote\u017eenost krutog tijela (stati\u010dku i momentnu) \u2014 ukupno N+2 ravnine. Nemojte to mije\u0161ati s brojem zaleta: u prakti\u010dnom postupku koeficijenta utjecaja opisanom u ovom \u010dlanku, <em>N<\/em> ozna\u010dava broj stvarno kori\u0161tenih korekcijskih ravnina, a posao tada zahtijeva N+2 zaleta \u2014 jedno po\u010detno referentno mjerenje, N <a href=\"https:\/\/vibromera.eu\/hr\/glossary\/trial-weight\/\">probna te\u017eina<\/a> zaleta (po jedan za svaku ravninu) i zavr\u0161nu provjeru. Metoda pro\u0161iruje logiku <a href=\"https:\/\/vibromera.eu\/hr\/glossary\/two-plane-balancing\/\">balansiranje u dvije ravnine<\/a> na rotore kojima je potrebno tri ili vi\u0161e ravnina, situacija uobi\u010dajena kod turbina velikih brzina, kompresora, generatora i dugih valjaka papirnice.<\/p>\n<h2>1. Definicija: \u0160to je N+2 metoda<\/h2>\n<p>A <a href=\"https:\/\/vibromera.eu\/hr\/glossary\/rigid-rotor\/\">kruti rotor<\/a> koji radi ispod svoje prve <a href=\"https:\/\/vibromera.eu\/hr\/glossary\/critical-speed\/\">kriti\u010dna brzina<\/a> mo\u017ee se dovesti u toleranciju jednostavnom korekcijom na jednoj ili dvjema ravninama, jer njegov <a href=\"https:\/\/vibromera.eu\/hr\/glossary\/unbalance\/\">neravnote\u017ea<\/a> raspodjela ne mijenja oblik s brzinom. Fleksibilni rotor je druga\u2500\u041diji: \u2500\u041dim radi na kriti\u2500\u041dnoj brzini ili iznad nje, savija se, a to savijanje preraspodjeljuje efektivnu neuravnote\u253c\u255benost du\u253c\u255b njegove duljine. Njegovo ispravljanje zato zahtijeva nekoliko ravnina raspore\u2500\u0421enih du\u253c\u255b osovine i metodu koja mo\u253c\u255be razmrsiti kako svaka ravnina utje\u2500\u041de na vibracije na svim ostalim mjestima. Metoda N+2 upravo je taj sustavni postupak \u0442\u0410\u0424 discipliniran na\u2500\u041din da se rotor potpuno opi\u253c\u0431e, a zatim odjednom izra\u2500\u041duna najbolja korekcija za svaku ravninu.<\/p>\n<h2>2. Matemati\u010dka osnova<\/h2>\n<p>Metoda N+2 izgra\u0111ena je na <a href=\"https:\/\/vibromera.eu\/hr\/glossary\/influence-coefficient\/\">metoda koeficijenta utjecaja<\/a>, generalizirano s jedne ili dvije ravnine na mnoge.<\/p>\n<h3>Matrica koeficijenata utjecaja<\/h3>\n<p>Za rotor s N korektivnih ravnina i M mjernih lokacija (obi\u010dno M \u2265 N), sustav se opisuje M\u00d7N matricom koeficijenata utjecaja. Svaki koeficijent \u03b1<sub>ij<\/sub> prikazuje kako jedini\u2500\u041dni uteg postavljen u ravninu korekcije <em>j<\/em> utje\u010de na vibraciju zabilje\u017eenu na mjestu mjerenja <em>i<\/em>. Sa \u010detiri korektivne ravnine i \u010detiri mjerna mjesta, na primjer:<\/p>\n<ul>\n<li>\u03b1<sub>11<\/sub>, \u03b1<sub>12<\/sub>, \u03b1<sub>13<\/sub>, \u03b1<sub>14<\/sub> opisuju kako svaka od \u2500\u041detiriju ravnina utje\u2500\u041de na mjerno mjesto 1;<\/li>\n<li>\u03b1<sub>21<\/sub>, \u03b1<sub>22<\/sub>, \u03b1<sub>23<\/sub>, \u03b1<sub>24<\/sub> opisati u\u010dinke na mjestu mjerenja 2;<\/li>\n<li>i tako dalje za lokacije 3 i 4.<\/li>\n<\/ul>\n<p>To stvara 4\u00d74 matricu koja zahtijeva odre\u0111ivanje \u0161esnaest koeficijenata utjecaja. Svaki koeficijent je kompleksna koli\u010dina, koja nosi i magnitudu i <a href=\"https:\/\/vibromera.eu\/hr\/glossary\/phase\/\">faza<\/a> kut, jer zaostaje reakcija rotora za primijenjenu silu.<\/p>\n<h3>Rje\u0161avanje sustava<\/h3>\n<p>Kad su svi koeficijenti poznati, softver za balansiranje rje\u0161ava sustav M istovremenih vektorskih jednad\u017ebi kako bi odredio N korektivnih te\u017eina (W<sub>1<\/sub>, W<sub>2<\/sub>, \u2026 W<sub>n<\/sub>) da minimiziraju <a href=\"https:\/\/vibromera.eu\/hr\/glossary\/vibration\/\">vibracija<\/a> na svim M lokacijama istovremeno. Ovo se oslanja na <a href=\"https:\/\/vibromera.eu\/hr\/glossary\/vector-addition\/\">vektorska matematika<\/a> i algoritmi inverze matrice (ili najmanjih kvadrata). Kada M prelazi N, sustav je preodre\u0111en i rje\u0161enje najmanjih kvadrata pronalazi skup korekcija koji daje najmanju preostalu vibraciju na svim senzorima \u2014 robusniji rezultat u prisustvu mjernog \u0161uma.<\/p>\n<h2>3. Postupak N+2, korak po korak<\/h2>\n<p>Postupak slijedi slijed koji se prirodno skalira s brojem ravnina korekcije.<\/p>\n<h3>Pokretanje 1 \u0442\u0410\u0424 po\u2500\u041detno referentno mjerenje<\/h3>\n<p>Rotor se pokre\u0107e pri brzini balansiranja u svom po\u010detnom neuravnote\u017eenom stanju. Amplituda vibracija i <a href=\"https:\/\/vibromera.eu\/hr\/glossary\/phase\/\">faza<\/a> Bilje\u017ee se na svim M lokacijama \u2014 obi\u010dno na svakom le\u017eaju, a ponekad i na me\u0111upolo\u017eajima kako bi se uhvatio pomak unutar raspona. Ova o\u010ditanja utvr\u0111uju osnovne vektore neuravnote\u017eenosti koje je potrebno ispraviti.<\/p>\n<h3>Pokretanja 2 do N+1 \u2014 uzastopna probna pokretanja s te\u017einom<\/h3>\n<p>Za svaki korektivni ravan zasebno, od 1 do N:<\/p>\n<ol>\n<li>Zaustavite rotor i pri\u010dvrstite probnu masu poznate mase na poznatoj kutnoj poziciji samo u toj ravnini.<\/li>\n<li>Pokrenite rotor pri istoj brzini i izmjerite vibracije na svim M lokacijama.<\/li>\n<li>Promjena vibracije \u2014 vektor struje umanjen za bazni vektor \u2014 otkriva kako ta specifi\u010dna ravnina utje\u010de na svaku lokaciju mjerenja, daju\u0107i jednu kolonu matrice koeficijenata.<\/li>\n<li>Uklonite probnu te\u017einu prije nego \u0161to prije\u0111ete na sljede\u0107u ravan (osim ako se namjerno ne koristi varijanta \u201costavljanja\u201d kako bi se u\u0161tedjeli poku\u0161aji).<\/li>\n<\/ol>\n<p>Nakon svih N probnih pokretanja, poznata je cjelokupna M\u00d7N matrica koeficijenata utjecaja.<\/p>\n<h3>Faza izra\u010duna<\/h3>\n<p>Instrument rje\u0161ava matriksne jednad\u017ebe kako bi izra\u010dunao potrebno <a href=\"https:\/\/vibromera.eu\/hr\/glossary\/correction-weight\/\">korekcijski utezi<\/a> \u2014 i masa i kut \u2014 za svaku od N ravnina.<\/p>\n<h3>Pokreni N+2 \u2014 Verifikacija<\/h3>\n<p>Sve N-ra\u010dunske korekcije trajno su ugra\u0111ene, a zavr\u0161no mjerenje potvr\u0111uje da je vibracija na svakoj mjernoj lokaciji pala na prihvatljivu razinu. Ako rezultat jo\u0161 nije zadovoljavaju\u0107i, a <a href=\"https:\/\/vibromera.eu\/hr\/glossary\/trim-balance\/\">zavr\u0161no balansiranje<\/a> ili se izvodi daljnja iteracija koriste\u0107i ve\u0107 raspolo\u017eive koeficijente.<\/p>\n<h2>4. Radni primjer: uravnote\u017eenje na \u010detiri ravnine (N = 4)<\/h2>\n<p>Za dugi fleksibilni rotor koji zahtijeva \u010detiri korekcijske ravnine:<\/p>\n<ul>\n<li><strong>Ukupno pokretanja:<\/strong> 4 + 2 = 6.<\/li>\n<li><strong>Pokretanje 1:<\/strong> po\u010detno mjerenje na sva \u010detiri le\u017eaja.<\/li>\n<li><strong>Pokretanje 2:<\/strong> Ispitna te\u017eina u ravnini 1, izmjerite sva \u010detiri le\u017eaja.<\/li>\n<li><strong>Pokretanje 3:<\/strong> Probna te\u017eina u ravnini 2, izmjerite sva \u010detiri le\u017eaja.<\/li>\n<li><strong>Pokretanje 4:<\/strong> Probna te\u017eina u ravnini 3, izmjerite sva \u010detiri le\u017eaja.<\/li>\n<li><strong>Pokretanje 5:<\/strong> Probna te\u017eina u Ravnini 4, izmjerite sva \u010detiri le\u017eaja.<\/li>\n<li><strong>Pokretanje 6:<\/strong> verifikacija sa svim \u010detirima korekcijama instaliranim.<\/li>\n<\/ul>\n<p>Ovo gradi 4\u00d74 matricu od \u0161esnaest koeficijenata, koja se rje\u0161ava kako bi se prona\u0161le \u010detiri optimalne korektivne te\u017eine. Iza toga stoji ista aritmetika za jednostavniji zadatak. <a href=\"https:\/\/vibromera.eu\/hr\/calculators\/influence-coefficient-calculator\/\">kalkulator koeficijenta utjecaja<\/a>, \u0161to rje\u0161ava slu\u010daj na jednoj ravnini i \u010dini osnovnu vektorsku metodu jednostavnom za razumijevanje prije skaliranja.<\/p>\n<h2>5. Prednosti N+2 metode<\/h2>\n<p>Pristup nudi nekoliko va\u017enih prednosti za rad na vi\u0161e ravnina:<\/p>\n<ul>\n<li><strong>Sustavno i potpuno:<\/strong> Svaka korekcijska ravan se testira neovisno, daju\u0107i potpunu karakterizaciju <a href=\"https:\/\/vibromera.eu\/hr\/glossary\/rotor-bearing-system\/\">sustav le\u017eajeva rotora<\/a>\u2018odgovor 's na svim ravninama i lokacijama.<\/li>\n<li><strong>Bilje\u017ei slo\u017eeno unakrsno djelovanje:<\/strong> U fleksibilnim rotorima masa u bilo kojoj ravnini mo\u017ee utjecati na vibraciju na svakom le\u017eaju; matrica evidentira sve te interakcije eksplicitno.<\/li>\n<li><strong>Matemati\u2500\u041dki rigorozno:<\/strong> Koristi dobro utvr\u0111ene tehnike linearne algebre (inverzija matrice, prilagodba najmanjih kvadrata) koje daju optimalna rje\u0161enja kada se sustav pona\u0161a linearno.<\/li>\n<li><strong>Fleksibilna strategija mjerenja:<\/strong> Dopu\u0161tanje da M prema\u0161i N stvara preodre\u0111en sustav koji je otporniji na \u0161um.<\/li>\n<li><strong>Industrijski standard za slo\u017eene rotore:<\/strong> To je prihva\u0107ena metoda za visokobrzinsku turboma\u0161ineriju i druge kriti\u010dne primjene fleksibilnih rotora.<\/li>\n<\/ul>\n<h2>6. Izazovi i ograni\u010denja<\/h2>\n<p>Vi\u0161eravansko balansiranje metodom N+2 tako\u0111er predstavlja stvarne pote\u0161ko\u0107e:<\/p>\n<ul>\n<li><strong>Pove\u0107ana slo\u017eenost:<\/strong> broj probnih pokretanja raste linearno s brojem ravnina. Balansiranje u \u253c\u0431est ravnina zahtijeva osam pokretanja, \u253c\u0431to znatno pove\u2500\u0417ava vrijeme, tro\u253c\u0431kove i tro\u253c\u0431enje stroja.<\/li>\n<li><strong>Zahtjevi za to\u010dnost mjerenja:<\/strong> Rje\u0161avanje velikih matri\u010dnih sustava poja\u010dava u\u010dinak pogre\u0161aka mjerenja. Visokokvalitetna instrumentacija i pa\u017eljiva tehnika su bitni.<\/li>\n<li><strong>Numeri\u010dka stabilnost:<\/strong> Inverzija matrice mo\u017ee postati nekonvergentna kada su korektivne ravnine preblizu jedna drugoj, kada odabrane lokacije mjerenja ne uspijevaju zabilje\u017eiti odziv rotora ili kada probne te\u017eine uzrokuju samo marginalne promjene u vibracijama.<\/li>\n<li><strong>Vrijeme i tro\u0161kovi:<\/strong> svaka dodatna ravnina dodaje jo\u253c\u0431 jedno pokretanje, produljuju\u2500\u0417i zastoj i rad; kod kriti\u2500\u041dne opreme to treba odvagnuti u odnosu na dobitak u kvaliteti uravnote\u253c\u255benja.<\/li>\n<li><strong>Zahtijeva napredni softver:<\/strong> Rje\u0161avanje N\u00d7N sustava kompleksnih vektorskih jednad\u017ebi daleko je izvan mogu\u0107nosti ru\u010dnog izra\u010duna, stoga je obavezan specijalizirani softver za balansiranje na vi\u0161e ravnina.<\/li>\n<\/ul>\n<h2>7. Kada koristiti metodu N+2<\/h2>\n<p>Metoda je prikladna kada:<\/p>\n<ul>\n<li><strong>Rotor je zaista fleksibilan:<\/strong> radi iznad svoje prve \u2014 i mo\u017eda svoje druge ili tre\u0107e \u2014 <a href=\"https:\/\/vibromera.eu\/hr\/glossary\/critical-speed\/\">kriti\u010dna brzina<\/a>.<\/li>\n<li><strong>Rotor je dug i vitak:<\/strong> Visok omjer duljine i promjera zna\u010di zna\u010dajno savijanje osovine tijekom rada.<\/li>\n<li><strong>Balansiranje na dvije ravnine pokazalo se nedovoljnim:<\/strong> ranije <a href=\"https:\/\/vibromera.eu\/hr\/glossary\/two-plane-balancing\/\">dvoplan<\/a> Poku\u0161aji nisu uspjeli posti\u0107i prihvatljiv rezultat.<\/li>\n<li><strong>Vi\u0161e kriti\u010dnih brzina mora se prije\u0107i.<\/strong> tijekom normalnog rada.<\/li>\n<li><strong>Oprema je visoke vrijednosti:<\/strong> kriti\u010dne turbine, kompresori ili generatori gdje je opravdano sveobuhvatno balansiranje.<\/li>\n<li><strong>Vibracija je jaka na srednjim lokacijama,<\/strong> izme\u0111u krajnjih le\u017eajeva, signaliziraju\u0107i neuravnote\u017eenost na sredini raspona koju korekcija ravnine krajeva ne mo\u017ee ukloniti.<\/li>\n<\/ul>\n<h2>8. Alternativa: modalno balansiranje<\/h2>\n<p>Za najfleksibilnije rotore, <a href=\"https:\/\/vibromera.eu\/hr\/glossary\/modal-balancing\/\">modalno uravnote\u017eenje<\/a> mo\u017ee nadma\u0161iti konvencionalni N+2 pristup. Umjesto minimiziranja vibracija pri odre\u0111enim brzinama, modalno balansiranje cilja pojedina\u010dne modove vibracija jedan po jedan, iskori\u0161tavaju\u0107i rotora <a href=\"https:\/\/vibromera.eu\/hr\/glossary\/mode-shape\/\">oblici na\u010dina rada<\/a> posti\u0107i rezultat s manje probnih poku\u0161aja. Kompromis je u tome \u0161to zahtijeva jo\u0161 dublje razumijevanje <a href=\"https:\/\/vibromera.eu\/hr\/glossary\/rotor-dynamics\/\">dinamika rotora<\/a> i sofisticiraniju analizu. U praksi se te dvije filozofije \u2500\u041desto kombiniraju \u0442\u0410\u0424 modalni uvid usmjerava kamo postaviti ravnine, a rje\u253c\u0431enje s koeficijentima utjecaja dora\u2500\u0421uje mase.<\/p>\n<h2>9. Najbolje prakse za uspjeh<\/h2>\n<h3>Planiranje<\/h3>\n<ul>\n<li>Pa\u017eljivo odaberite polo\u017eaje ravnina korekcije N \u2014 \u0161iroko razmaknute, pristupa\u010dne i idealno poravnate s modnim oblikom rotora. <a href=\"https:\/\/vibromera.eu\/hr\/glossary\/nodal-point\/\">antizavojnice<\/a>, budu\u0107i da masa postavljena na \u010dvoru ima mali utjecaj na taj mod.<\/li>\n<li>Odaberite M \u2265 N mjernih lokacija koje adekvatno obuhva\u0107aju vibracijsko pona\u0161anje rotora.<\/li>\n<li>Planirajte vrijeme termi\u010dke stabilizacije izme\u0111u serija.<\/li>\n<li>Unaprijed pripremite probne utege i pribor za ugradnju<\/li>\n<\/ul>\n<h3>Izvr\u0161enje<\/h3>\n<ul>\n<li>Odr\u017eavajte radne uvjete \u2014 brzinu, temperaturu, optere\u0107enje \u2014 apsolutno dosljednima u svim N+2 pokretanjima.<\/li>\n<li>Koristite probne te\u017eine dovoljno velike da proizvedu jasan, mjerljiv odgovor, obi\u010dno promjenu vibracije od 25\u201350%.<\/li>\n<li>Napravite nekoliko mjerenja po pokretanju i izra\u010dunajte njihov prosjek kako biste suzbili \u0161um.<\/li>\n<li>Dokumentirajte masu, kut i polumjer svakog probnog utega.<\/li>\n<li>Provjerite kvalitetu mjerenja faze, jer se fazne pogre\u0161ke poja\u010davaju u velikim matricama.<\/li>\n<\/ul>\n<h3>Analiza<\/h3>\n<ul>\n<li>Pregledajte matricu koeficijenata utjecaja za anomalije ili neo\u010dekivane obrasce<\/li>\n<li>Provjerite broj kondicije matrice \u2014 visoke vrijednosti upozoravaju na numeri\u010dku nestabilnost.<\/li>\n<li>Potvrdite da su izra\u010dunate korekcije fizi\u010dki razumne, ni apsurdno velike ni zanemarivo male.<\/li>\n<li>Razmotrite simulaciju o\u010dekivanog kona\u010dnog rezultata prije izvr\u0161avanja ispravaka.<\/li>\n<\/ul>\n<h2>10. Prakti\u010dna primjena na terenu i Balanset-1A<\/h2>\n<p>Ve\u2500\u0417ina balansiranja fleksibilnih rotora na kriti\u2500\u041dnim strojevima obavlja se in situ pri radnoj brzini, gdje se rotor doista savija, a ne na niskobrzinskom stroju za balansiranje. Prijenosni dvokanalni analizator poput <a href=\"https:\/\/vibromera.eu\/hr\/proizvod\/balanset-1\/\">Balanset-1A<\/a> osigurava gradivne blokove koje metoda N+2 treba: sinkronizirano mjerenje amplitude i faze na svakom le\u017eaju, automatsko izra\u010dunavanje koeficijenata utjecaja iz probnih optere\u0107enja i verifikaciju <a href=\"https:\/\/vibromera.eu\/hr\/glossary\/residual-unbalance\/\">preostala neravnote\u017ea<\/a> Nakon ugradnje korekcija. Za zadatke na dvije ravnine instrument izravno provodi cjelovito rje\u0161enje koeficijenata utjecaja; za vi\u0161e ravnina njegova mjerenja na jednoj i dvjema ravninama slu\u017ee kao disciplinirani podaci po ravnini koje kombinira rje\u0161iva\u010d za vi\u0161e ravnina. Budu\u0107i da se rad odvija u vlastitim le\u017eajevima stroja, zabilje\u017eeni odziv uklju\u010duje stvarnu krutost potpore i termi\u010dko stanje u kojem rotor radi.<\/p>\n<h2>11. Integracija s drugim tehnikama<\/h2>\n<p>Metoda N+2 mo\u017ee se kombinirati s komplementarnim pristupima:<\/p>\n<ul>\n<li><strong>Balansiranje po koracima brzine:<\/strong> Ponovite N+2 mjerenja pri nekoliko brzina kako biste optimizirali ravnote\u017eu u cijelom radnom rasponu, a ne samo pri jednoj brzini.<\/li>\n<li><strong>Hibridni modalno-konvencionalni:<\/strong> upotrebljavati <a href=\"https:\/\/vibromera.eu\/hr\/glossary\/modal-analysis\/\">modalna analiza<\/a> informirati odabir korektivne ravnine, zatim primijeniti N+2 metodu za odre\u0111ivanje veli\u010dine te\u017eina.<\/li>\n<li><strong>Iterativno usavr\u0161avanje:<\/strong> izvesti potpuno N+2 balansiranje, a zatim ponovno upotrijebiti smanjeni skup koeficijenata utjecaja za brzo <a href=\"https:\/\/vibromera.eu\/hr\/glossary\/trim-balance\/\">uravnote\u017eenje trima<\/a> kako se uvjeti mijenjaju tijekom rada.<\/li>\n<\/ul>\n<hr>\n<p><a href=\"https:\/\/vibromera.eu\/hr\/glossary\/\">\u2190 Natrag na glavni indeks<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>Saznajte vi\u0161e o metodi N+2, naprednoj tehnici balansiranja fleksibilnih rotora koja zahtijeva N korekcijskih ravnina plus dva dodatna probna rada za to\u010dne korekcije u vi\u0161e ravnina.<\/p>","protected":false},"featured_media":0,"template":"","meta":{"ai_generated_summary":"","footnotes":""},"categories":[109,110],"tags":[],"class_list":["post-171","glossary","type-glossary","status-publish","hentry","category-glossary","category-vibration-diagnostics"],"_links":{"self":[{"href":"https:\/\/vibromera.eu\/hr\/wp-json\/wp\/v2\/glossary\/171","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vibromera.eu\/hr\/wp-json\/wp\/v2\/glossary"}],"about":[{"href":"https:\/\/vibromera.eu\/hr\/wp-json\/wp\/v2\/types\/glossary"}],"version-history":[{"count":2,"href":"https:\/\/vibromera.eu\/hr\/wp-json\/wp\/v2\/glossary\/171\/revisions"}],"predecessor-version":[{"id":102187,"href":"https:\/\/vibromera.eu\/hr\/wp-json\/wp\/v2\/glossary\/171\/revisions\/102187"}],"wp:attachment":[{"href":"https:\/\/vibromera.eu\/hr\/wp-json\/wp\/v2\/media?parent=171"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vibromera.eu\/hr\/wp-json\/wp\/v2\/categories?post=171"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vibromera.eu\/hr\/wp-json\/wp\/v2\/tags?post=171"}],"curies":[{"name":"radni list","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}