{"id":124,"date":"2025-10-31T00:25:51","date_gmt":"2025-10-31T00:25:51","guid":{"rendered":"https:\/\/vibromera.eu\/glossary\/four-run-method\/"},"modified":"2026-05-23T23:03:39","modified_gmt":"2026-05-23T23:03:39","slug":"four-run-method","status":"publish","type":"glossary","link":"https:\/\/vibromera.eu\/ro\/glossary\/four-run-method\/","title":{"rendered":"Ce este metoda celor patru runde \u00een echilibrarea rotorului?"},"content":{"rendered":"<h1>\u00cen\u021belegerea metodei celor patru runde \u00een echilibrarea rotorului<\/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\/ro\/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\/ro\/product\/balanset-1\/\" title=\"Echilibrator portabil \u0219i analizor de vibra\u021bii 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 kit complet \u2014 echilibrator portabil \u0219i analizor de vibra\u021bii\" 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\/ro\/product-category\/devices\/\" rel=\"tag\">Dispozitive<\/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\/ro\/product\/balanset-1\/\" title=\"Echilibrator portabil \u0219i analizor de vibra\u021bii Balanset-1A\">Echilibrator portabil \u0219i analizor de vibra\u021bii 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> + TVA (dac\u0103 este cazul)<\/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=\"\/ro\/wp-json\/wp\/v2\/glossary\/124?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=\"Adaug\u0103 \u00een co\u0219\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Adaug\u0103 \u00een co\u0219\" 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=\"\/ro\/wp-json\/wp\/v2\/glossary\/124?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=\"Adaug\u0103 \u00een co\u0219: &amp;lbquo;Portable balancer &amp; Vibration analyzer Balanset-1A\u201d\" rel=\"nofollow\" data-success_message=\"\u201ePortable balancer &amp; Vibration analyzer Balanset-1A\u201d a fost ad\u0103ugat \u00een co\u0219\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Adaug\u0103 \u00een co\u0219<\/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\/ro\/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\/ro\/product\/vibration-sensor\/\" title=\"Senzor de vibra\u021bii\">\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=\"Prim-plan senzor de vibra\u021bii 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\/ro\/product-category\/parts\/\" rel=\"tag\">Piese<\/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\/ro\/product\/vibration-sensor\/\" title=\"Senzor de vibra\u021bii\">Senzor de vibra\u021bii<\/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> + TVA (dac\u0103 este cazul)<\/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=\"\/ro\/wp-json\/wp\/v2\/glossary\/124?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=\"Adaug\u0103 \u00een co\u0219\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Adaug\u0103 \u00een co\u0219\" 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=\"\/ro\/wp-json\/wp\/v2\/glossary\/124?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=\"Adaug\u0103 \u00een co\u0219: &amp;lbquo;Vibration sensor\u201d\" rel=\"nofollow\" data-success_message=\"\u201eVibration sensor\u201d a fost ad\u0103ugat \u00een co\u0219\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Adaug\u0103 \u00een co\u0219<\/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\/ro\/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\/ro\/product\/optical-sensor-for-balanset-and-arbalance\/\" title=\"Senzor optic (tahometru cu laser)\">\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=\"Senzor optic (tahometru cu laser)\" 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\/ro\/product-category\/parts\/\" rel=\"tag\">Piese<\/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\/ro\/product\/optical-sensor-for-balanset-and-arbalance\/\" title=\"Senzor optic (tahometru cu laser)\">Senzor optic (tahometru cu laser)<\/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> + TVA (dac\u0103 este cazul)<\/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=\"\/ro\/wp-json\/wp\/v2\/glossary\/124?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=\"Adaug\u0103 \u00een co\u0219\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Adaug\u0103 \u00een co\u0219\" 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=\"\/ro\/wp-json\/wp\/v2\/glossary\/124?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=\"Adaug\u0103 \u00een co\u0219: &amp;lbquo;Optical Sensor (Laser Tachometer)\u201d\" rel=\"nofollow\" data-success_message=\"\u201eOptical Sensor (Laser Tachometer)\u201d a fost ad\u0103ugat \u00een co\u0219\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Adaug\u0103 \u00een co\u0219<\/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\/ro\/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\/ro\/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=\"Kit de echilibrare a rotorului Vibromera: geant\u0103 de transport, condi\u021bioner de semnal multicanal, analizor portabil, baz\u0103 magnetic\u0103, senzori de vibra\u021bii \u0219i cabluri spiralate.\" 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\/ro\/product-category\/devices\/\" rel=\"tag\">Dispozitive<\/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\/ro\/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> + TVA (dac\u0103 este cazul)<\/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=\"\/ro\/wp-json\/wp\/v2\/glossary\/124?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=\"Adaug\u0103 \u00een co\u0219\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Adaug\u0103 \u00een co\u0219\" 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=\"\/ro\/wp-json\/wp\/v2\/glossary\/124?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=\"Adaug\u0103 \u00een co\u0219: &amp;lbquo;Balanset-4\u201d\" rel=\"nofollow\" data-success_message=\"\u201eBalanset-4\u201d a fost ad\u0103ugat \u00een co\u0219\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Adaug\u0103 \u00een co\u0219<\/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\/ro\/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\/ro\/product\/magnet-stand\/\" title=\"Stand magnetic 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=\"Baza magnetic\u0103.\" 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\/ro\/product-category\/parts\/\" rel=\"tag\">Piese<\/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\/ro\/product\/magnet-stand\/\" title=\"Stand magnetic Insize-60-kgf\">Stand magnetic 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> + TVA (dac\u0103 este cazul)<\/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=\"\/ro\/wp-json\/wp\/v2\/glossary\/124?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=\"Adaug\u0103 \u00een co\u0219\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Adaug\u0103 \u00een co\u0219\" 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=\"\/ro\/wp-json\/wp\/v2\/glossary\/124?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=\"Adaug\u0103 \u00een co\u0219: &amp;lbquo;Magnetic Stand Insize-60-kgf\u201d\" rel=\"nofollow\" data-success_message=\"\u201eMagnetic Stand Insize-60-kgf\u201d a fost ad\u0103ugat \u00een co\u0219\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Adaug\u0103 \u00een co\u0219<\/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\/ro\/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\/ro\/product\/reflective-tape\/\" title=\"Band\u0103 reflectorizant\u0103\">\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=\"Band\u0103 reflectorizant\u0103\" 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\/ro\/product-category\/parts\/\" rel=\"tag\">Piese<\/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\/ro\/product\/reflective-tape\/\" title=\"Band\u0103 reflectorizant\u0103\">Band\u0103 reflectorizant\u0103<\/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> + TVA (dac\u0103 este cazul)<\/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=\"\/ro\/wp-json\/wp\/v2\/glossary\/124?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=\"Adaug\u0103 \u00een co\u0219\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Adaug\u0103 \u00een co\u0219\" 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=\"\/ro\/wp-json\/wp\/v2\/glossary\/124?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=\"Adaug\u0103 \u00een co\u0219: &amp;lbquo;Reflective tape\u201d\" rel=\"nofollow\" data-success_message=\"\u201eReflective tape\u201d a fost ad\u0103ugat \u00een co\u0219\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Adaug\u0103 \u00een co\u0219<\/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\/ro\/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\/ro\/product\/dynamic-balancer-balanset-1a\/\" title=\"Echilibrator dinamic &quot;Balanset-1A&quot; OEM\">\n\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"230\" height=\"153\" src=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2021\/11\/\u0411\u0430\u043b\u043a\u043e\u043c\u041a\u0438\u0442-scaled-230x153.webp\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"Con\u021binutul kitului Balanset-1A cu unitate de interfa\u021b\u0103, senzori, tahometru \u0219i accesorii\" 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\/ro\/product-category\/devices\/\" rel=\"tag\">Dispozitive<\/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\/ro\/product\/dynamic-balancer-balanset-1a\/\" title=\"Echilibrator dinamic &quot;Balanset-1A&quot; OEM\">Echilibrator dinamic \"Balanset-1A\" OEM<\/a>\n\n\t\t\t\t\t\t\t\t<\/h4>\n\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t<div class=\"footer\">\n\n\t\t\t\t\t\t\t\t\t<div class=\"price\"><h4><span class=\"woocommerce-Price-amount amount\"><span class=\"woocommerce-Price-currencySymbol\">\u20ac<\/span>1,735.00<\/span> + TVA (dac\u0103 este cazul)<\/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=\"\/ro\/wp-json\/wp\/v2\/glossary\/124?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=\"Adaug\u0103 \u00een co\u0219\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Adaug\u0103 \u00een co\u0219\" 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=\"\/ro\/wp-json\/wp\/v2\/glossary\/124?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=\"Adaug\u0103 \u00een co\u0219: &amp;lbquo;Dynamic balancer \u201cBalanset-1A\u201d OEM\u201d\" rel=\"nofollow\" data-success_message=\"\u201eDynamic balancer \u201cBalanset-1A\u201d OEM\u201d a fost ad\u0103ugat \u00een co\u0219\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Adaug\u0103 \u00een co\u0219<\/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 cu patru runde<\/strong> este o procedur\u0103 sistematic\u0103 pentru <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/two-plane-balancing\/\">echilibrare pe dou\u0103 planuri<\/a> care utilizeaz\u0103 patru runde distincte de m\u0103surare pentru a stabili un set complet de <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/influence-coefficient\/\">coeficien\u021bi de influen\u021b\u0103<\/a> pentru ambele <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/correction-plane\/\">planuri de corec\u021bie<\/a>. Se \u00eencepe prin m\u0103surarea st\u0103rii ini\u021biale a rotorului, apoi se testeaz\u0103 fiecare plan de corec\u021bie \u00een mod independent cu un <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/trial-weight\/\">greutate de prob\u0103<\/a>\u0219i se \u00eencheie cu o a patra rulare \u00een care ambele plane poart\u0103 simultan greut\u0103\u021bi de prob\u0103. Aceast\u0103 a patra rulare este ceea ce deosebe\u0219te metoda de varianta sa mai rapid\u0103, metoda celor trei rul\u0103ri \u2014 este mai degrab\u0103 o verificare \u00eencruci\u0219at\u0103 inten\u021bionat\u0103 dec\u00e2t o necesitate matematic\u0103 strict\u0103.<\/p>\n<p>Aceast\u0103 abordare riguroas\u0103 caracterizeaz\u0103 pe deplin r\u0103spunsul dinamic al <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/rotor-bearing-system\/\">sistem rotor-rulment<\/a>, permi\u021b\u00e2nd calcularea cu precizie a <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/correction-weight\/\">ponderi de corec\u021bie<\/a> that minimise <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/vibration\/\">vibra\u021bii<\/a> simultan \u00een ambele loca\u021bii ale rulmentului.<\/p>\n<h2>1. Procedura celor patru rul\u0103ri<\/h2>\n<p>Metoda const\u0103 \u00een exact patru serii de teste succesive, fiecare av\u00e2nd un scop specific. Pe tot parcursul procesului, vibra\u021biile sunt \u00eenregistrate sub form\u0103 de vector \u2014 at\u00e2t <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/amplitude\/\">amplitudine<\/a> \u0219i <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/phase\/\">faz\u0103<\/a> \u2014 la fiecare dintre cei doi rulmen\u021bi.<\/p>\n<h3>Rularea 1 \u2014 Rularea ini\u021bial\u0103 (de referin\u021b\u0103)<\/h3>\n<p>Ma\u0219ina func\u021bioneaz\u0103 la tura\u021bia de echilibrare \u00een starea ini\u021bial\u0103. Vibra\u021biile sunt \u00eenregistrate la ambele puncte de rulment (Rulmentul 1 \u0219i Rulmentul 2), capt\u00e2nd semn\u0103tura de referin\u021b\u0103 generat\u0103 de starea ini\u021bial\u0103 <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/unbalance\/\">dezechilibru<\/a>.<\/p>\n<ul>\n<li>\u00cenregistrare: vibra\u021bie la rulmentul 1 = A\u2081 \u2220\u03b8\u2081<\/li>\n<li>\u00cenregistrare: vibra\u021bie la rulmentul 2 = A\u2082 \u2220\u03b8\u2082<\/li>\n<\/ul>\n<h3>Runda 2 \u2014 Greutate de prob\u0103 \u00een Planul 1<\/h3>\n<p>Ma\u0219ina este oprit\u0103 \u0219i se monteaz\u0103 o greutate de prob\u0103 cunoscut\u0103 (T\u2081) \u00eentr-o pozi\u021bie unghiular\u0103 marcat\u0103 \u00een Planul de corec\u021bie 1. Ma\u0219ina este repornit\u0103 \u0219i se m\u0103soar\u0103 din nou vibra\u021biile la ambele rulmen\u021bi. Vectorul <em>schimbare<\/em> arat\u0103 cum o greutate plasat\u0103 \u00een Planul 1 influen\u021beaz\u0103 ambele puncte de m\u0103surare.<\/p>\n<ul>\n<li>Greutatea de prob\u0103 T\u2081 ad\u0103ugat\u0103 la Planul 1 la unghiul \u03b1\u2081<\/li>\n<li>\u00cenregistrare: vibra\u021bie nou\u0103 la Rulmentul 1 \u0219i Rulmentul 2<\/li>\n<li>Calcula\u021bi: efectul lui T\u2081 asupra rulmentului 1 (efect primar)<\/li>\n<li>Calcula\u021bi: efectul lui T\u2081 asupra rulmentului 2 (efectul de cuplare \u00eencruci\u0219at\u0103)<\/li>\n<\/ul>\n<h3>Cursa 3 \u2014 Greutate de prob\u0103 \u00een Planul 2<\/h3>\n<p>Greutatea de test T\u2081 este \u00eendep\u0103rtat\u0103 \u0219i se monteaz\u0103 o alt\u0103 greutate de test (T\u2082) \u00een planul de corec\u021bie 2. O nou\u0103 serie de teste arat\u0103 cum o greutate din planul 2 influen\u021beaz\u0103 ambele rulmen\u021bi.<\/p>\n<ul>\n<li>Greutatea de prob\u0103 T\u2081 \u00eendep\u0103rtat\u0103 din Planul 1<\/li>\n<li>Greutatea de prob\u0103 T\u2082 ad\u0103ugat\u0103 la Planul 2 la unghiul \u03b1\u2082<\/li>\n<li>\u00cenregistrare: vibra\u021bie nou\u0103 la Rulmentul 1 \u0219i Rulmentul 2<\/li>\n<li>Calcula\u021bi: efectul lui T\u2082 asupra rulmentului 1 (efectul de cuplare \u00eencruci\u0219at\u0103)<\/li>\n<li>Calcula\u021bi: efectul lui T\u2082 asupra rulmentului 2 (efect primar)<\/li>\n<\/ul>\n<h3>Seria 4 \u2014 Greut\u0103\u021bi de prob\u0103 \u00een ambele planuri<\/h3>\n<p>Ambele greut\u0103\u021bi de testare sunt acum instalate \u00eempreun\u0103 (T\u2081 \u00een Planul 1 \u0219i T\u2082 \u00een Planul 2) pentru a patra serie de teste. Acest lucru furnizeaz\u0103 date suplimentare care confirm\u0103 func\u021bionarea sistemului&#8217; <em>linearity<\/em> \u0219i poate \u00eembun\u0103t\u0103\u021bi precizia calculului atunci c\u00e2nd cuplarea \u00eencruci\u0219at\u0103 este puternic\u0103.<\/p>\n<ul>\n<li>At\u00e2t T\u2081, c\u00e2t \u0219i T\u2082 instalate simultan<\/li>\n<li>\u00cenregistrare: r\u0103spunsul combinat la vibra\u021bii la ambele rulmen\u021bi<\/li>\n<li>Verifica\u021bi: suma vectorial\u0103 a efectelor individuale (seriile 2 \u0219i 3) corespunde cu valoarea m\u0103surat\u0103 combinat\u0103 \u2014 confirm\u00e2nd comportamentul liniar<\/li>\n<\/ul>\n<h2>2. Bazele matematice<\/h2>\n<p>Metoda celor patru cicluri genereaz\u0103 patru coeficien\u021bi de influen\u021b\u0103 care formeaz\u0103 o matrice 2\u00d72 ce descrie comportamentul complet al sistemului. Aceia\u0219i coeficien\u021bi stau la baza tuturor formelor de lucru pe mai multe planuri, astfel \u00eenc\u00e2t \u00een\u021belegerea lor \u00een acest context aduce beneficii \u00een toate procesele de echilibrare dinamic\u0103.<\/p>\n<h3>Matricea coeficien\u021bilor de influen\u021b\u0103<\/h3>\n<ul>\n<li><strong>\u03b1\u2081\u2081:<\/strong> efectul greut\u0103\u021bii unitare din Planul 1 asupra vibra\u021biilor la Rulmentul 1 (efect direct)<\/li>\n<li><strong>\u03b1\u2081\u2082:<\/strong> efectul greut\u0103\u021bii unitare din Planul 2 asupra vibra\u021biilor la Rulmentul 1 (cuplaj transversal)<\/li>\n<li><strong>\u03b1\u2082\u2081:<\/strong> efectul greut\u0103\u021bii unitare din Planul 1 asupra vibra\u021biilor la Rulmentul 2 (cuplaj transversal)<\/li>\n<li><strong>\u03b1\u2082\u2082:<\/strong> efectul greut\u0103\u021bii unitare din Planul 2 asupra vibra\u021biilor la Rulmentul 2 (efect direct)<\/li>\n<\/ul>\n<h3>Determinarea greut\u0103\u021bilor de corec\u021bie<\/h3>\n<p>Odat\u0103 ce to\u021bi cei patru coeficien\u021bi sunt cunoscu\u021bi, programul rezolv\u0103 o pereche de ecua\u021bii vectoriale simultane pentru greut\u0103\u021bile de corec\u021bie (W\u2081 pentru planul 1, W\u2082 pentru planul 2) care anuleaz\u0103 vibra\u021biile la ambele rulmen\u021bi:<\/p>\n<ul>\n<li>\u03b1\u2081\u2081 \u00b7 W\u2081 + \u03b1\u2081\u2082 \u00b7 W\u2082 = \u2212V\u2081 (pentru a anula vibra\u021biile la rulmentul 1)<\/li>\n<li>\u03b1\u2082\u2081 \u00b7 W\u2081 + \u03b1\u2082\u2082 \u00b7 W\u2082 = \u2212V\u2082 (pentru a anula vibra\u021bia la rulmentul 2)<\/li>\n<\/ul>\n<p>Aici V\u2081 \u0219i V\u2082 sunt vectorii de vibra\u021bie ini\u021biali la cele dou\u0103 rulmen\u021bi. Solu\u021bia combin\u0103 <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/vector-addition\/\">matematic\u0103 vectorial\u0103<\/a> prin inversarea matricei de coeficien\u021bi 2\u00d72. Deoarece execu\u021biile 1\u20133 furnizeaz\u0103 deja to\u021bi cei patru coeficien\u021bi, sistemul este determinat matematic dup\u0103 trei execu\u021bii; a patra execu\u021bie este, prin urmare <em>redundant data<\/em> asta inspir\u0103 \u00eencredere, nu o ecua\u021bie necompletat\u0103.<\/p>\n<h2>3. Avantajele metodei celor patru etape<\/h2>\n<p>Aceast\u0103 etap\u0103 suplimentar\u0103 aduce o serie de avantaje concrete.<\/p>\n<h3>Caracterizarea complet\u0103 a sistemului<\/h3>\n<p>Testarea fiec\u0103rui plan \u00een parte \u0219i apoi a ambelor \u00eempreun\u0103 permite surprinderea complet\u0103 at\u00e2t a efectelor directe, c\u00e2t \u0219i a interac\u021biunilor dintre ele. Acest lucru este important atunci c\u00e2nd planurile sunt situate la distan\u021b\u0103 mic\u0103 unul de cel\u0103lalt sau atunci c\u00e2nd se ia \u00een considerare <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/stiffness\/\">rigiditate<\/a> difer\u0103 semnificativ \u00eentre cele dou\u0103 capete.<\/p>\n<h3>Verificare integrat\u0103<\/h3>\n<p>Etapa 4 este o verificare a liniarit\u0103\u021bii. Dac\u0103 efectul combinat al celor dou\u0103 greut\u0103\u021bi de testare nu corespunde cu suma vectorial\u0103 a efectelor lor individuale, sistemul se comport\u0103 neliniar \u2014 un simptom al <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/looseness\/\">joc axial<\/a>, jocul lag\u0103relor sau problemele legate de funda\u021bie, care trebuie remediate \u00eenainte de a continua echilibrarea.<\/p>\n<h3>Precizie \u00eembun\u0103t\u0103\u021bit\u0103<\/h3>\n<p>Atunci c\u00e2nd cuplarea \u00eencruci\u0219at\u0103 este semnificativ\u0103 \u2014 un plan influen\u021b\u00e2nd puternic coordonata opus\u0103 \u2014 datele redundante ofer\u0103 un rezultat mai robust dec\u00e2t o solu\u021bie simpl\u0103 bazat\u0103 pe trei runde de calcul.<\/p>\n<h3>Date redundante \u0219i toleran\u021b\u0103 la erori<\/h3>\n<p>Cele patru m\u0103sur\u0103tori efectuate asupra a patru necunoscute asigur\u0103 o redundan\u021b\u0103, permi\u021b\u00e2nd software-ului s\u0103 detecteze \u0219i s\u0103 compenseze par\u021bial dispersia m\u0103sur\u0103torilor.<\/p>\n<h3>\u00cencrederea \u00een rezultate<\/h3>\n<p>Secven\u021ba sistematic\u0103 \u0219i verificarea integrat\u0103 \u00eei ofer\u0103 tehnicianului certitudinea c\u0103 corec\u021biile calculate vor func\u021biona \u00eenc\u0103 de la prima \u00eencercare.<\/p>\n<h2>4. C\u00e2nd se utilizeaz\u0103 metoda celor patru runde<\/h2>\n<p>Metoda celor patru pa\u0219i este deosebit de potrivit\u0103 atunci c\u00e2nd:<\/p>\n<ul>\n<li><strong>Cuplarea \u00eencruci\u0219at\u0103 este semnificativ\u0103:<\/strong> distan\u021bele mici dintre planuri sau rigiditatea asimetric\u0103 fac ca un singur plan s\u0103 exercite o influen\u021b\u0103 puternic\u0103 asupra ambelor rulmen\u021bi.<\/li>\n<li><strong>Precizia este o cerin\u021b\u0103 exigent\u0103:<\/strong> tight <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/balancing-tolerance\/\">toleran\u021be de echilibrare<\/a> \u2014 fine <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/g-grade\/\">Grade G<\/a> under <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/iso-21940-11\/\">ISO 21940-11<\/a> (succesorul actual al standardului ISO 1940-1) \u2014 trebuie respectate.<\/li>\n<li><strong>Comportamentul sistemului este necunoscut:<\/strong> o ma\u0219in\u0103 este echilibrat\u0103 pentru prima dat\u0103, iar comportamentul ei nu este \u00eenc\u0103 cunoscut.<\/li>\n<li><strong>Echipamentul este esen\u021bial:<\/strong> high-value <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/critical-machinery\/\">utilaje critice<\/a> unde o tur\u0103 \u00een plus reprezint\u0103 o asigurare ieftin\u0103.<\/li>\n<li><strong>Se realizeaz\u0103 calibrarea permanent\u0103:<\/strong> when storing <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/permanent-calibration\/\">calibrare permanent\u0103<\/a> coeficien\u021bi pentru utilizarea repetat\u0103 \u00een viitor, rigurozitatea metodei garanteaz\u0103 acurate\u021bea datelor salvate.<\/li>\n<\/ul>\n<h2>5. Compara\u021bie cu metoda celor trei treceri<\/h2>\n<p>Metoda celor patru pa\u0219i se \u00een\u021belege cel mai bine \u00een compara\u021bie cu varianta mai simpl\u0103 <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/three-run-method\/\">metoda cu trei runde<\/a>, care omite seria combinat\u0103.<\/p>\n<h3>Secven\u021b\u0103 de trei treceri<\/h3>\n<ul>\n<li>Runda 1: condi\u021bia ini\u021bial\u0103<\/li>\n<li>Runda 2: greutate de prob\u0103 \u00een Planul 1<\/li>\n<li>Runda 3: greutate de prob\u0103 \u00een Planul 2<\/li>\n<li>Corec\u021biile calculate direct pe baza celor trei serii de m\u0103sur\u0103tori<\/li>\n<\/ul>\n<h3>Ce aduce a patra trecere<\/h3>\n<ul>\n<li><strong>Verificarea liniarit\u0103\u021bii:<\/strong> Rularea 4 confirm\u0103 faptul c\u0103 sistemul se comport\u0103 liniar.<\/li>\n<li><strong>O mai bun\u0103 caracterizare a cupl\u0103rii \u00eencruci\u0219ate:<\/strong> date mai detaliate atunci c\u00e2nd cuplarea \u00eencruci\u0219at\u0103 este puternic\u0103.<\/li>\n<li><strong>Detectarea erorilor:<\/strong> anomaliile se remarc\u0103 mai u\u0219or.<\/li>\n<\/ul>\n<h3>Ce pierde \u2014 \u0219i ce p\u0103streaz\u0103 \u2014 metoda celor trei pa\u0219i<\/h3>\n<ul>\n<li><strong>Economie de timp:<\/strong> Cu o trecere mai pu\u021bin, timpul de echilibrare se reduce cu aproximativ 20%.<\/li>\n<li><strong>Precizie suficient\u0103:<\/strong> pentru multe ma\u0219ini, trei cicluri sunt pe deplin suficiente.<\/li>\n<li><strong>Simplitate:<\/strong> mai pu\u021bine date de gestionat \u0219i mai pu\u021bine modific\u0103ri de greutate.<\/li>\n<\/ul>\n<p>\u00cen practic\u0103, metoda cu trei cicluri este cea mai utilizat\u0103 pentru echilibrarea de rutin\u0103, \u00een timp ce metoda cu patru cicluri este rezervat\u0103 lucr\u0103rilor de \u00eenalt\u0103 precizie sau ma\u0219inilor cu probleme. Ambele se bazeaz\u0103 pe acelea\u0219i principii fizice; pentru ambele abord\u0103ri este necesar un analizor portabil cu dou\u0103 canale, cum ar fi <a href=\"https:\/\/vibromera.eu\/ro\/produs\/balanset-1\/\">Balanset-1A<\/a> \u00eenregistreaz\u0103 amplitudinea \u0219i faza la fiecare rulment, calculeaz\u0103 automat coeficien\u021bii de influen\u021b\u0103 \u0219i \u2014 \u00een cazul secven\u021bei de patru rul\u0103ri \u2014 semnaleaz\u0103 orice verificare a liniarit\u0103\u021bii e\u0219uat\u0103 \u00eenainte de a confirma o corec\u021bie. Dimensionarea greut\u0103\u021bilor de testare este simplificat\u0103 de un <a href=\"https:\/\/vibromera.eu\/ro\/calculators\/trial-weight-calculator\/\">calculator de greutate de prob\u0103<\/a>.<\/p>\n<h2>6. Sfaturi practice pentru punerea \u00een aplicare<\/h2>\n<p>Pentru un rezultat corect cu metoda celor patru treceri, acorda\u021bi aten\u021bie celor trei aspecte.<\/p>\n<h3>Selectarea greut\u0103\u021bii de prob\u0103<\/h3>\n<ul>\n<li>Alege\u021bi greut\u0103\u021bi de testare care s\u0103 genereze o varia\u021bie a vibra\u021biilor cu 25\u201350% fa\u021b\u0103 de valoarea ini\u021bial\u0103.<\/li>\n<li>Folosi\u021bi valori de aceea\u0219i m\u0103rime \u00een ambele planuri pentru a asigura o calitate constant\u0103 a m\u0103sur\u0103torilor.<\/li>\n<li>Asigura\u021bi-v\u0103 c\u0103 fiecare greutate este fixat\u0103 bine pentru fiecare serie.<\/li>\n<\/ul>\n<h3>Coeren\u021ba m\u0103sur\u0103torilor<\/h3>\n<ul>\n<li>Men\u021bine\u021bi condi\u021bii de func\u021bionare identice \u2014 vitez\u0103, temperatur\u0103, sarcin\u0103 \u2014 \u00een toate cele patru cicluri de testare.<\/li>\n<li>L\u0103sa\u021bi materialul s\u0103 se stabilizeze termic \u00eentre cicluri, acolo unde este necesar.<\/li>\n<li>P\u0103stra\u021bi acelea\u0219i pozi\u021bii ale senzorilor \u0219i acela\u0219i mod de montare la fiecare m\u0103sur\u0103toare.<\/li>\n<li>Efectua\u021bi mai multe m\u0103sur\u0103tori pe fiecare serie \u0219i calcula\u021bi media acestora pentru a elimina zgomotul.<\/li>\n<\/ul>\n<h3>Verific\u0103ri ale calit\u0103\u021bii datelor<\/h3>\n<ul>\n<li>Asigura\u021bi-v\u0103 c\u0103 fiecare greutate de testare produce o varia\u021bie clar m\u0103surabil\u0103 (de cel pu\u021bin 10\u201315 % din valoarea ini\u021bial\u0103).<\/li>\n<li>Verifica\u021bi dac\u0103 Run 4 corespunde aproximativ cu suma vectorial\u0103 a efectelor din Run 2 \u0219i Run 3 (cu o abatere de aproximativ 10\u201320%).<\/li>\n<li>Dac\u0103 verificarea liniarit\u0103\u021bii e\u0219ueaz\u0103, investiga\u021bi problemele mecanice \u00eenainte de a continua.<\/li>\n<\/ul>\n<h2>7. Depanare<\/h2>\n<p>Cele mai multe dificult\u0103\u021bi legate de aceast\u0103 metod\u0103 se datoreaz\u0103 dou\u0103 tipuri de erori.<\/p>\n<h3>Rularea 4 nu corespunde r\u0103spunsului a\u0219teptat<\/h3>\n<p><strong>Cauze posibile:<\/strong><\/p>\n<ul>\n<li>Comportament neliniar \u2014 joc, <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/soft-foot\/\">picior moale<\/a>, sau jocul rulmentului.<\/li>\n<li>Ponderile de \u00eencercare sunt prea mari, ceea ce duce sistemul \u00eentr-un regim neliniar<\/li>\n<li>Erori de m\u0103surare sau condi\u021bii de func\u021bionare inconsistente<\/li>\n<\/ul>\n<p><strong>Solu\u021bii:<\/strong><\/p>\n<ul>\n<li>Identifica\u021bi \u0219i remedia\u021bi problema mecanic\u0103.<\/li>\n<li>Folosi\u021bi greut\u0103\u021bi de prob\u0103 mai mici.<\/li>\n<li>Verifica\u021bi lan\u021bul de m\u0103surare <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/calibration\/\">calibrare<\/a>.<\/li>\n<li>Men\u021bine\u021bi condi\u021biile de func\u021bionare constante pe parcursul tuturor seriilor de teste.<\/li>\n<\/ul>\n<h3>Rezultate slabe ale echilibr\u0103rii finale<\/h3>\n<p><strong>Cauze posibile:<\/strong><\/p>\n<ul>\n<li>Corec\u021biile calculate au fost aplicate la unghiuri gre\u0219ite.<\/li>\n<li>Erori legate de m\u0103rimea greut\u0103\u021bii.<\/li>\n<li>Caracteristicile sistemului se modific\u0103 \u00eentre rul\u0103rile de prob\u0103 \u0219i instalarea greut\u0103\u021bilor de corec\u021bie.<\/li>\n<\/ul>\n<p><strong>Solu\u021bii:<\/strong><\/p>\n<ul>\n<li>Verifica\u021bi cu aten\u021bie montarea greut\u0103\u021bilor de corec\u021bie.<\/li>\n<li>Asigura\u021bi-v\u0103 c\u0103 sistemul r\u0103m\u00e2ne stabil din punct de vedere mecanic pe toat\u0103 durata procedurii.<\/li>\n<li>Lua\u021bi \u00een considerare repetarea opera\u021biunii cu date noi de testare \u0219i \u00eencheia\u021bi cu o <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/trim-balance\/\">echilibrare de finisare<\/a> dac\u0103 r\u0103m\u00e2ne un mic dezechilibru rezidual.<\/li>\n<\/ul>\n<hr>\n<p><a href=\"https:\/\/vibromera.eu\/ro\/glossary\/\">\u2190 \u00cenapoi la indexul principal<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>Afla\u021bi despre metoda cu patru runde, o tehnic\u0103 complet\u0103 de echilibrare pe dou\u0103 planuri care utilizeaz\u0103 greut\u0103\u021bi de prob\u0103 secven\u021biale \u00een fiecare plan de corec\u021bie pentru o corec\u021bie precis\u0103 a echilibrului dinamic.<\/p>","protected":false},"featured_media":0,"template":"","meta":{"ai_generated_summary":"","footnotes":""},"categories":[109,111],"tags":[],"class_list":["post-124","glossary","type-glossary","status-publish","hentry","category-glossary","category-rotor-balancing"],"_links":{"self":[{"href":"https:\/\/vibromera.eu\/ro\/wp-json\/wp\/v2\/glossary\/124","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vibromera.eu\/ro\/wp-json\/wp\/v2\/glossary"}],"about":[{"href":"https:\/\/vibromera.eu\/ro\/wp-json\/wp\/v2\/types\/glossary"}],"version-history":[{"count":1,"href":"https:\/\/vibromera.eu\/ro\/wp-json\/wp\/v2\/glossary\/124\/revisions"}],"predecessor-version":[{"id":101432,"href":"https:\/\/vibromera.eu\/ro\/wp-json\/wp\/v2\/glossary\/124\/revisions\/101432"}],"wp:attachment":[{"href":"https:\/\/vibromera.eu\/ro\/wp-json\/wp\/v2\/media?parent=124"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vibromera.eu\/ro\/wp-json\/wp\/v2\/categories?post=124"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vibromera.eu\/ro\/wp-json\/wp\/v2\/tags?post=124"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}