{"id":298,"date":"2025-10-31T00:25:51","date_gmt":"2025-10-31T00:25:51","guid":{"rendered":"https:\/\/vibromera.eu\/glossary\/vibration-analysis\/"},"modified":"2026-05-29T15:58:03","modified_gmt":"2026-05-29T15:58:03","slug":"vibration-analysis","status":"publish","type":"glossary","link":"https:\/\/vibromera.eu\/ro\/glossary\/vibration-analysis\/","title":{"rendered":"Ce este analiza vibra\u021biilor? \u2013 Tehnici \u0219i aplica\u021bii"},"content":{"rendered":"<h1>\u00cen\u021belegerea analizei vibra\u021biilor (VA)<\/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\/298?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\/298?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\/298?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\/298?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\/298?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\/298?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\/298?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\/298?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\/298?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\/298?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\/298?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\/298?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\/298?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\/298?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><strong>Analiza vibra\u021biilor<\/strong> (VA) este disciplina tehnic\u0103 care se ocup\u0103 cu m\u0103surarea, prelucrarea \u0219i interpretarea semn\u0103turilor vibra\u021bionale ale ma\u0219inilor rotative pentru a determina starea lor mecanic\u0103. Aceasta constituie nucleul activ al <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/vibration-diagnostics\/\">diagnosticarea vibra\u021biilor<\/a> \u0219i o piatr\u0103 de temelie a <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/predictive-maintenance\/\">mentenan\u021b\u0103 predictiv\u0103<\/a>. Fiecare ma\u0219in\u0103 \u00een func\u021biune emite o cantitate mic\u0103 de <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/vibration\/\">vibra\u021bii<\/a>; analiza vibra\u021biilor trateaz\u0103 acest semnal ca pe un limbaj, decodific\u00e2ndu-l pentru a detecta defec\u021biunile \u0219i a identifica natura, localizarea \u0219i intensitatea acestora cu mult \u00eenainte ca acestea s\u0103 se transforme \u00een avarii.<\/p>\n<h2>1. Defini\u021bie: Ce este analiza vibra\u021biilor?<\/h2>\n<p>\u00cen esen\u021b\u0103, analiza vibra\u021biilor reprezint\u0103 studiul sistematic al modului \u00een care se mi\u0219c\u0103 o ma\u0219in\u0103 \u00een timpul func\u021bion\u0103rii. O ma\u0219in\u0103 \u00een stare bun\u0103 produce un model de vibra\u021bii stabil \u0219i de intensitate redus\u0103; o defec\u021biune \u00een curs de apari\u021bie modific\u0103 acest model \u00een moduri caracteristice. Prin \u00eenregistrarea mi\u0219c\u0103rii cu ajutorul unui senzor \u0219i examinarea acesteia \u00een domeniul adecvat, un analist poate distinge o semn\u0103tur\u0103 inofensiv\u0103 de un semn de avertizare \u0219i poate atribui acel semnal de avertizare unei cauze specifice \u2014 <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/unbalance\/\">dezechilibru<\/a>, <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/misalignment\/\">nealiniere<\/a>, un rulment defect sau o defec\u021biune a angrenajului.<\/p>\n<p>Deoarece permite examinarea interiorului ma\u0219inii f\u0103r\u0103 a fi necesar\u0103 oprirea sau deschiderea acesteia, analiza vibra\u021biilor este, \u00een esen\u021b\u0103, o <em>neintruziv<\/em> tehnic\u0103. Tocmai asta o face at\u00e2t de valoroas\u0103 pentru <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/condition-monitoring\/\">monitorizarea st\u0103rii<\/a>: o singur\u0103 m\u0103sur\u0103toare, efectuat\u0103 \u00een c\u00e2teva secunde la viteza de func\u021bionare, poate confirma starea de func\u021bionare optim\u0103 sau semnala o problem\u0103 la echipamentele care trebuie s\u0103 r\u0103m\u00e2n\u0103 \u00een produc\u021bie.<\/p>\n<h2>2. Analiz\u0103 vs. Monitorizare: Diagnosticarea cauzei<\/h2>\n<p>Termenii <em>monitorizarea vibra\u021biilor<\/em> \u0219i <em>analiza vibra\u021biilor<\/em> sunt adesea folosite \u00eempreun\u0103, dar ele r\u0103spund la dou\u0103 \u00eentreb\u0103ri diferite. <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/vibration-monitoring\/\">Monitorizarea vibra\u021biilor<\/a> urm\u0103re\u0219te nivelul general \u00een timp \u0219i detecteaz\u0103 <em>c\u0103<\/em> ceva s-a schimbat - este un rol de supraveghere, care urm\u0103re\u0219te tendin\u021bele unui singur num\u0103r pe mai multe ma\u0219ini \u0219i semnaleaz\u0103 atunci c\u00e2nd o citire se abate de la istoricul s\u0103u. Analiza preia de aici pentru a determina <em>de ce<\/em>.<\/p>\n<p>Pe scurt: monitorizarea detecteaz\u0103 schimbarea; analiza diagnosticheaz\u0103 cauza acesteia. \u00cen cazul \u00een care un sistem de monitorizare ar putea raporta doar faptul c\u0103 viteza la un rulment s-a dublat, analistul deschide frecven\u021ba <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/spectrum\/\">spectru<\/a> \u0219i <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/time-waveform\/\">form\u0103 de und\u0103 temporal\u0103<\/a> pentru a decide dac\u0103 acea cre\u0219tere reprezint\u0103 un dezechilibru, un picior sl\u0103bit sau prima etap\u0103 a unui defect al rulmentului. Cele dou\u0103 activit\u0103\u021bi sunt jum\u0103t\u0103\u021bi complementare ale unui program - monitorizarea restr\u00e2nge popula\u021bia de ma\u0219ini suspecte la c\u00e2teva, iar analiza transform\u0103 fiecare dintre acestea \u00eentr-un defect numit, care poate fi rezolvat.<\/p>\n<h2>3. Nucleul analizei vibra\u021biilor: FFT<\/h2>\n<p>De\u0219i exist\u0103 multe tehnici, analiza modern\u0103 a vibra\u021biilor se bazeaz\u0103 pe <strong><a href=\"https:\/\/vibromera.eu\/ro\/glossary\/fft\/\">Transformata Fourier rapid\u0103 (FFT)<\/a><\/strong>FFT este un algoritm extrem de eficient care preia un semnal complex <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/time-waveform\/\">form\u0103 de und\u0103 temporal\u0103<\/a> \u2014 o curb\u0103 sinuoas\u0103 reprezent\u00e2nd deplasarea, viteza sau accelera\u021bia \u00een func\u021bie de timp, care este foarte greu de interpretat cu ochiul liber \u2014 \u0219i o descompune \u00een componentele sale de frecven\u021b\u0103 individuale.<\/p>\n<p>Rezultatul este un <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/spectrum\/\">spectru<\/a>: un grafic care reprezint\u0103 <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/amplitude\/\">amplitudine<\/a> a vibra\u021biilor \u00een raport cu fiecare element specific <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/frequency\/\">frecven\u0163\u0103<\/a> prezent \u00een semnal. Acest spectru este cel mai puternic instrument al analistului, deoarece diferitele defec\u021biuni mecanice \u0219i electrice se manifest\u0103 sub forma unor modele \u0219i v\u00e2rfuri distincte pe acesta. Ra\u021bionamentul este simplu: aproape orice defec\u021biune genereaz\u0103 o frecven\u021b\u0103 legat\u0103 de un eveniment fizic din ma\u0219in\u0103, astfel \u00eenc\u00e2t dezechilibrul apare la 1\u00d7 <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/running-speed\/\">vitez\u0103 de func\u021bionare<\/a>, nealinierea adaug\u0103 energie la 2\u00d7, iar defectele elementelor rulante apar la propriile lor <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/bearing-fault-frequencies\/\">frecven\u021bele defectelor rulmen\u021bilor<\/a>. Interpretarea acestor v\u00e2rfuri reprezint\u0103 esen\u021ba <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/spectral-analysis\/\">analiz\u0103 spectral\u0103<\/a>.<\/p>\n<h2>4. Citirea spectrului: Frecven\u021be caracteristice ale defectelor<\/h2>\n<p>Puterea de diagnosticare a analizei vibra\u021biilor provine din faptul c\u0103 fiecare defect comun provoac\u0103 vibra\u021bii la o frecven\u021b\u0103 previzibil\u0103, exprimat\u0103 ca multiplu al <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/running-speed\/\">vitez\u0103 de func\u021bionare<\/a> (1\u00d7 = o dat\u0103 pe revolu\u021bie). Recunoa\u0219terea locului unde apare energia \u00een spectru este ceea ce transform\u0103 o m\u0103sur\u0103toare \u00eentr-un diagnostic. Cele mai importante semn\u0103turi sunt:<\/p>\n<ul>\n<li><strong>Dezechilibru - dominant 1\u00d7.<\/strong> Un punct greu se rote\u0219te odat\u0103 cu arborele \u0219i produce un singur v\u00e2rf puternic exact la viteza de rulare, \u00een mare parte \u00een direc\u021bia radial\u0103. Un v\u00e2rf curat de 1\u00d7 care cre\u0219te \u00een timp este semn\u0103tura clasic\u0103 a <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/unbalance\/\">dezechilibru<\/a>.<\/li>\n<li><strong>Nealiniere - 2\u00d7 puternic (adesea cu 1\u00d7 \u0219i 3\u00d7).<\/strong> <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/misalignment\/\">Nealiniere<\/a> \u00eentre arborii cupla\u021bi ridic\u0103 de obicei un v\u00e2rf proeminent la dublul vitezei de func\u021bionare, frecvent cu vibra\u021bii axiale semnificative - o distinc\u021bie esen\u021bial\u0103 fa\u021b\u0103 de dezechilibru, care este \u00een principal radial.<\/li>\n<li><strong>Joc mecanic - o serie de armonici ale vitezei de rulare.<\/strong> <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/looseness\/\">Joc mecanic<\/a> genereaz\u0103 un r\u00e2nd de <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/harmonics\/\">armonice<\/a> (1\u00d7, 2\u00d7, 3\u00d7, 4\u00d7 \u0219i mai departe) \u0219i, uneori, componente de ordinul jum\u0103tate (0,5\u00d7), deoarece \u00eembinarea neliniar\u0103 \u00eentrerupe \u0219i distorsioneaz\u0103 forma de und\u0103.<\/li>\n<li><strong>Defectele rulmen\u021bilor cu elemente rulante - frecven\u021bele nesincrone ale defectelor rulmen\u021bilor.<\/strong> Un defect pe calea de rulare exterioar\u0103, calea de rulare interioar\u0103, elementul de rulare sau cu\u0219ca produce vibra\u021bii la un multiplu calculabil, ne\u00eentreg, al vitezei de rulare - valoarea <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/bearing-fault-frequencies\/\">frecven\u021bele defectelor rulmen\u021bilor<\/a>. Defectele timpurii sunt slabe \u0219i se deplaseaz\u0103 pe o purt\u0103toare de \u00eenalt\u0103 frecven\u021b\u0103, astfel \u00eenc\u00e2t acestea sunt cel mai bine expuse prin analiza plicului (demodulare).<\/li>\n<li><strong>Angrenaje - frecven\u021ba de angrenare \u0219i benzile laterale.<\/strong> O pereche de angrenaje vibreaz\u0103 la <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/gear-mesh-frequency\/\">frecven\u021ba de angrenare<\/a> (num\u0103rul de din\u021bi \u00d7 viteza arborelui). Un dinte uzat sau cr\u0103pat moduleaz\u0103 acest v\u00e2rf, produc\u00e2nd benzi laterale distan\u021bate la viteza de rota\u021bie a arborelui defect, de o parte \u0219i de alta a frecven\u021bei de angrenare.<\/li>\n<li><strong>Defec\u021biuni electrice - de dou\u0103 ori frecven\u021ba liniei.<\/strong> Problemele din motoarele cu induc\u021bie, cum ar fi o problem\u0103 de \u00eentrefier sau de bar\u0103 rotoric\u0103, produc \u00een mod caracteristic energie la o frecven\u021b\u0103 de dou\u0103 ori mai mare dec\u00e2t frecven\u021ba de alimentare electric\u0103 (linie), ceea ce le deosebe\u0219te de sursele pur mecanice.<\/li>\n<\/ul>\n<p>Deoarece aceste rela\u021bii variaz\u0103 \u00een func\u021bie de vitez\u0103, un analist care lucreaz\u0103 pe o ma\u0219in\u0103 cu vitez\u0103 variabil\u0103 trece adesea la <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/order-analysis\/\">analiza ordinelor<\/a>, care exprim\u0103 spectrul \u00een ordine (multipli ai vitezei de rulare) mai degrab\u0103 dec\u00e2t \u00een hertzi absolu\u021bi, astfel \u00eenc\u00e2t v\u00e2rfurile de defec\u021biune s\u0103 r\u0103m\u00e2n\u0103 blocate \u00een loc pe m\u0103sur\u0103 ce ma\u0219ina accelereaz\u0103.<\/p>\n<h2>5. Tehnici cheie \u00een analiza vibra\u021biilor<\/h2>\n<p>Analiza vibra\u021biilor nu este o activitate singular\u0103, ci un ansamblu de tehnici specializate, fiecare oferind o perspectiv\u0103 diferit\u0103 asupra st\u0103rii de func\u021bionare a ma\u0219inii. Un analist experimentat combin\u0103 mai multe dintre acestea, \u00een loc s\u0103 se bazeze pe una singur\u0103:<\/p>\n<ul>\n<li><strong>Monitorizare general\u0103 a nivelului:<\/strong> cea mai simpl\u0103 form\u0103 de VA, \u00een care o singur\u0103 valoare \u2014 de obicei <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/rms\/\">RMS<\/a> viteza care reprezint\u0103 energia vibra\u021bional\u0103 total\u0103 \u2014 este analizat\u0103 \u00een timp. O cre\u0219tere brusc\u0103 indic\u0103 o problem\u0103, dar nu dezv\u0103luie cauza acesteia; este un semnal de alarm\u0103, nu un diagnostic.<\/li>\n<li><strong>Analiz\u0103 spectral\u0103:<\/strong> o analiz\u0103 detaliat\u0103 a spectrului FFT pentru a identifica frecven\u021bele de vibra\u021bie \u0219i a diagnostica astfel cauza principal\u0103, f\u0103c\u00e2nd distinc\u021bia \u00eentre dezechilibru \u0219i nealiniere, sl\u0103birea componentelor sau probleme electrice.<\/li>\n<li><strong>Analiza formei de und\u0103 temporale:<\/strong> analiza direct\u0103 a semnalului brut \u00een timp, deosebit de util\u0103 pentru identificarea evenimentelor tranzitorii, a impacturilor \u0219i a anumitor comportamente neliniare care nu sunt \u00eentotdeauna evidente \u00een spectru.<\/li>\n<li><strong>Analiza fazelor:<\/strong> m\u0103surarea sincroniz\u0103rii relative dintre un semnal de vibra\u021bie \u0219i un punct de referin\u021b\u0103, cum ar fi un impuls emis o dat\u0103 pe rota\u021bie. <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/phase\/\">Faza<\/a> este indispensabil pentru echilibrarea dintr-o singur\u0103 m\u0103sur\u0103toare <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/echilibrare\/\">echilibrare<\/a>, pentru a confirma nealinierea \u0219i pentru a distinge defec\u021biunile care par identice doar din punct de vedere al amplitudinii.<\/li>\n<li><strong><a href=\"https:\/\/vibromera.eu\/ro\/glossary\/envelope-analysis\/\">Analiza anvelopei<\/a>:<\/strong> o tehnic\u0103 de procesare a semnalului care demoduleaz\u0103 purt\u0103toarea de \u00eenalt\u0103 frecven\u021b\u0103 pentru a detecta impacturile repetitive, de mic\u0103 intensitate, caracteristice defectelor incipiente ale rulmen\u021bilor cu elemente de rulare \u0219i ale angrenajelor.<\/li>\n<li><strong><a href=\"https:\/\/vibromera.eu\/ro\/glossary\/modal-analysis\/\">Analiz\u0103 modal\u0103<\/a> \u0219i <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/ods-analysis\/\">Analiza ODS<\/a>:<\/strong> metode avansate utilizate pentru a \u00een\u021belege caracteristicile vibra\u021biilor structurale ale unei ma\u0219ini sau ale funda\u021biei acesteia, \u00een principal pentru a identifica \u0219i a rezolva <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/resonance\/\">rezonan\u021b\u0103<\/a> probleme.<\/li>\n<li><strong><a href=\"https:\/\/vibromera.eu\/ro\/glossary\/order-analysis\/\">Analiza ordinelor<\/a>:<\/strong> O adaptare a analizei spectrale pentru ma\u0219inile care \u00ee\u0219i schimb\u0103 viteza. Prezint\u0103 spectrul \u00een termeni de \u201eordine\u201d (multipli ai vitezei de func\u021bionare) \u00een loc de frecven\u021b\u0103 absolut\u0103 (Hz).<\/li>\n<\/ul>\n<h2>6. Forma de und\u0103 temporal\u0103 vs. spectru: Dou\u0103 imagini ale unui semnal<\/h2>\n<p>Spectrul este puternic, dar este o vedere derivat\u0103 - FFT presupune c\u0103 semnalul se repet\u0103 \u0219i mediaz\u0103 energia \u00een intervale de frecven\u021b\u0103, ceea ce poate ascunde evenimente scurte, neregulate. Datele brute <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/time-waveform\/\">form\u0103 de und\u0103 temporal\u0103<\/a> p\u0103streaz\u0103 ceea ce spectrul estompeaz\u0103, iar cele dou\u0103 sunt citite \u00eempreun\u0103 mai degrab\u0103 dec\u00e2t izolat.<\/p>\n<p>Forma de und\u0103 este cea mai bun\u0103 imagine pentru impacturile de scurt\u0103 durat\u0103, frec\u0103rile \u0219i b\u0103t\u0103ile \u00eentre dou\u0103 frecven\u021be apropiate \u0219i pentru a judeca dac\u0103 un semnal este sinusoidal (tipic dezechilibrului) sau ascu\u021bit \u0219i impulsiv (tipic jocului mecanic sau unui defect al rulmentului). Un flux de lucru practic este utilizarea spectrului pentru a identifica <em>care<\/em> frecven\u021bele transport\u0103 energie, apoi reveni\u021bi la forma de und\u0103 pentru a vedea <em>Cum<\/em> aceast\u0103 energie este furnizat\u0103 - \u00een mod uniform, \u00een v\u00e2rfuri periodice sau sub form\u0103 de tranzitorii aleatorii. Combinarea ambelor domenii este ceea ce separ\u0103 un diagnostic sigur de o presupunere bazat\u0103 pe un singur v\u00e2rf.<\/p>\n<h2>7. Fluxul de lucru pentru analiza vibra\u021biilor<\/h2>\n<p>Un diagnostic repetabil urmeaz\u0103 o secven\u021b\u0103 consecvent\u0103 mai degrab\u0103 dec\u00e2t o singur\u0103 citire:<\/p>\n<ul>\n<li><strong>Aduna\u021bi contextul ma\u0219inii.<\/strong> Re\u021bine\u021bi viteza de rulare, tipurile de rulmen\u021bi, num\u0103rul de din\u021bi ai angrenajului, dispunerea ac\u021bion\u0103rii \u0219i sarcina. Frecven\u021bele de defect de mai sus nu pot fi localizate \u00een spectru f\u0103r\u0103 aceste date de baz\u0103.<\/li>\n<li><strong>Monta\u021bi corect senzorul.<\/strong> Un <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/accelerometer\/\">accelerometru<\/a> fixat ferm pe carcasa rulmentului, \u00een acela\u0219i punct de fiecare dat\u0103, \u00een direc\u021bia corect\u0103 de m\u0103surare, este baza datelor repetabile.<\/li>\n<li><strong>Achizi\u021biona\u021bi nivelul general, spectrul, forma de und\u0103 \u0219i faza.<\/strong> Captura\u021bi c\u00e2teva secunde la viteza de func\u021bionare, cu o <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/tachometer\/\">tahometru<\/a> referin\u021b\u0103 \u00een cazul \u00een care este necesar\u0103 faza 1\u00d7.<\/li>\n<li><strong>Compara\u021bi cu istoria \u0219i limitele.<\/strong> Compara\u021bi valoarea citit\u0103 cu cea a ma\u0219inii <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/trending\/\">tendin\u0163\u0103<\/a> \u0219i fa\u021b\u0103 de zonele de severitate recunoscute (a se vedea mai jos). O schimbare \u00een raport cu propria linie de baz\u0103 a ma\u0219inii este adesea mai revelatoare dec\u00e2t o limit\u0103 absolut\u0103.<\/li>\n<li><strong>Diagnostica\u021bi, apoi ac\u021biona\u021bi.<\/strong> Compara\u021bi v\u00e2rfurile cu o defec\u021biune, confirma\u021bi cu forma de und\u0103 \u0219i faza, apoi recomanda\u021bi corec\u021bia - aliniere, str\u00e2ngere, \u00eenlocuirea rulmentului sau <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/echilibrarea-campului\/\">echilibrarea la fa\u021ba locului<\/a>.<\/li>\n<\/ul>\n<h2>8. Cum se face m\u0103surarea pe teren<\/h2>\n<p>\u00cen practic\u0103, un analist ata\u0219eaz\u0103 un <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/accelerometer\/\">accelerometru<\/a> la carcasa rulmentului, \u00eenregistreaz\u0103 c\u00e2teva secunde de date la viteza de func\u021bionare \u0219i permite instrumentului s\u0103 calculeze spectrul \u0219i nivelul general pe loc. Pentru opera\u021biunile de echilibrare, este esen\u021bial\u0103 o a doua informa\u021bie \u2014 referin\u021ba de faz\u0103 \u2014 furnizat\u0103 de un <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/tachometer\/\">tahometru<\/a> un impuls pe rota\u021bie. Un instrument portabil cu dou\u0103 canale, cum ar fi <a href=\"https:\/\/vibromera.eu\/ro\/produs\/balanset-1\/\">Balanset-1A<\/a> realizeaz\u0103 exact acest flux de lucru: m\u0103soar\u0103 amplitudinea \u0219i faza, genereaz\u0103 spectrul FFT \u0219i permite echilibrarea la fa\u021ba locului pe un singur plan sau pe dou\u0103 planuri, f\u0103r\u0103 a fi necesar\u0103 demontarea. Deoarece m\u0103sur\u0103toarea se efectueaz\u0103 la rulmen\u021bii proprii ai ma\u0219inii, sub sarcin\u0103 real\u0103, aceasta reflect\u0103 starea real\u0103 de func\u021bionare, spre deosebire de o aproximare ob\u021binut\u0103 pe banc de testare.<\/p>\n<h2>9. Aplica\u021bii \u0219i beneficii<\/h2>\n<p>Analiza vibra\u021biilor se aplic\u0103 \u00een aproape toate sectoarele industriale care utilizeaz\u0103 echipamente rotative, inclusiv \u00een industria prelucr\u0103toare, produc\u021bia de energie electric\u0103, industria petrolier\u0103 \u0219i a gazelor naturale, serviciile de alimentare cu ap\u0103, industria celulozei \u0219i a h\u00e2rtiei, propulsia naval\u0103 \u0219i transporturile. Evalu\u0103rile gravit\u0103\u021bii se bazeaz\u0103 de obicei pe limite recunoscute \u2014 cel mai frecvent pe <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/iso-20816-1\/\">ISO 20816<\/a> seria (care a \u00eenlocuit vechiul standard ISO 10816), definind zone de acceptabilitate de la \u201ebun\u201d la \u201einacceptabil\u201d \u00een func\u021bie de clasa ma\u0219inii.<\/p>\n<p>Avantajele unui program bine pus \u00een aplicare sunt substan\u021biale:<\/p>\n<ul>\n<li><strong>Timp de func\u021bionare crescut:<\/strong> Depistarea din timp a defec\u021biunilor permite programarea lucr\u0103rilor de \u00eentre\u021binere \u00eenainte de producerea unei avarii grave, evit\u00e2nd astfel perioadele de nefunc\u021bionare neplanificate.<\/li>\n<li><strong>Siguran\u021b\u0103 sporit\u0103:<\/strong> previne defectarea echipamentelor care ar putea pune \u00een pericol personalul.<\/li>\n<li><strong>Reducerea costurilor de \u00eentre\u021binere:<\/strong> elimin\u0103 lucr\u0103rile \u201epreventive\u201d inutile la utilajele aflate \u00een stare bun\u0103 \u0219i limiteaz\u0103 costurile de repara\u021bie prin depistarea problemelor \u00eenainte ca acestea s\u0103 provoace daune secundare extinse.<\/li>\n<li><strong>Fiabilitate \u00eembun\u0103t\u0103\u021bit\u0103 a activelor:<\/strong> transform\u0103 activitatea de \u00eentre\u021binere dintr-un model reactiv sau bazat pe calendar \u00eentr-un <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/condition-based-maintenance\/\">bazate pe condi\u021bii<\/a> abordare care asigur\u0103 o durat\u0103 de via\u021b\u0103 \u0219i o performan\u021b\u0103 maxime ale utilajelor.<\/li>\n<\/ul>\n<h2>10. \u00centreb\u0103ri frecvente<\/h2>\n<p><strong>Care este diferen\u021ba dintre analiza vibra\u021biilor \u0219i monitorizarea vibra\u021biilor?<\/strong><br \/>\nMonitorizarea tendin\u021belor la nivel global pentru a detecta <em>c\u0103<\/em> starea unei ma\u0219ini s-a schimbat la mai multe ma\u0219ini \u00een acela\u0219i timp; analiza examineaz\u0103 apoi spectrul, forma de und\u0103 \u0219i faza pe o ma\u0219in\u0103 marcat\u0103 pentru a diagnostica <em>de ce<\/em>. Monitorizarea restr\u00e2nge domeniul; analiza nume\u0219te defec\u021biunea. A se vedea <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/vibration-monitoring\/\">monitorizarea vibra\u021biilor<\/a>.<\/p>\n<p><strong>Ce arat\u0103 spectrul FFT?<\/strong><br \/>\nThe <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/fft\/\">FFT<\/a> converte\u0219te forma de und\u0103 temporal\u0103 brut\u0103 \u00eentr-un spectru de amplitudine \u00een func\u021bie de frecven\u021b\u0103. Deoarece fiecare defect excit\u0103 o frecven\u021b\u0103 caracteristic\u0103 - 1\u00d7 pentru dezechilibru, 2\u00d7 pentru nealiniere, frecven\u021be de defect ale rulmen\u021bilor pentru rulmen\u021bi defec\u021bi - pozi\u021bia v\u00e2rfurilor identific\u0103 cauza.<\/p>\n<p><strong>Care frecven\u021b\u0103 indic\u0103 dezechilibrul fa\u021b\u0103 de nealiniere?<\/strong><br \/>\nDezechilibrul prezint\u0103 un v\u00e2rf dominant la 1\u00d7 viteza de rulare, \u00een principal radial. Nealinierea ridic\u0103 de obicei un v\u00e2rf puternic de 2\u00d7 \u0219i este de obicei \u00eenso\u021bit\u0103 de o vibra\u021bie axial\u0103 vizibil\u0103, care este modalitatea practic\u0103 de a distinge cele dou\u0103.<\/p>\n<p><strong>Ce echipament este necesar pentru analiza vibra\u021biilor?<\/strong><br \/>\nCel pu\u021bin, un accelerometru \u0219i un instrument capabil s\u0103 calculeze spectrul FFT \u0219i nivelul global. Pentru echilibrare \u0219i diagnosticare pe baz\u0103 de faz\u0103, ave\u021bi nevoie, de asemenea, de o referin\u021b\u0103 tahometric\u0103; un instrument cu dou\u0103 canale <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/vibration-analyzer\/\">analizor de vibra\u021bii<\/a> cum ar fi Balanset-1A combin\u0103 toate acestea \u00eentr-o singur\u0103 unitate portabil\u0103.<\/p>\n<p><strong>C\u00e2t de precis\u0103 este analiza vibra\u021biilor \u00een prezicerea defec\u021biunilor?<\/strong><br \/>\nPe majoritatea utilajelor rotative, detecteaza in mod fiabil defectele incipiente cu saptamani sau luni inainte de defectare, in special atunci cand citirile sunt urmarite in tendinta fata de o linie de baza stabila. Precizia depinde de montarea consecventa a senzorului, de datele corecte ale masinii si de combinarea spectrului, formei de unda si <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/phase\/\">faz\u0103<\/a> mai degrab\u0103 dec\u00e2t s\u0103 se bazeze pe un singur num\u0103r.<\/p>\n<p><strong>Analiza vibra\u021biilor poate fi efectuat\u0103 f\u0103r\u0103 oprirea ma\u0219inii?<\/strong><br \/>\nDa. Este o tehnic\u0103 neintruziv\u0103 realizat\u0103 la viteza de func\u021bionare, tocmai de aceea se potrive\u0219te echipamentelor de produc\u021bie care nu pot fi deconectate pentru inspec\u021bie.<\/p>\n<hr>\n<p><a href=\"https:\/\/vibromera.eu\/ro\/glossary\/\">\u2190 \u00cenapoi la indexul principal<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>O analiz\u0103 detaliat\u0103 a analizei vibra\u021biilor (AV), disciplina tehnic\u0103 de m\u0103surare, procesare \u0219i interpretare a semnalelor de vibra\u021bii provenite de la utilaje pentru a evalua starea acestora.<\/p>","protected":false},"featured_media":0,"template":"","meta":{"ai_generated_summary":"","footnotes":""},"categories":[114,109],"tags":[],"class_list":["post-298","glossary","type-glossary","status-publish","hentry","category-analysis","category-glossary"],"_links":{"self":[{"href":"https:\/\/vibromera.eu\/ro\/wp-json\/wp\/v2\/glossary\/298","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":2,"href":"https:\/\/vibromera.eu\/ro\/wp-json\/wp\/v2\/glossary\/298\/revisions"}],"predecessor-version":[{"id":101553,"href":"https:\/\/vibromera.eu\/ro\/wp-json\/wp\/v2\/glossary\/298\/revisions\/101553"}],"wp:attachment":[{"href":"https:\/\/vibromera.eu\/ro\/wp-json\/wp\/v2\/media?parent=298"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vibromera.eu\/ro\/wp-json\/wp\/v2\/categories?post=298"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vibromera.eu\/ro\/wp-json\/wp\/v2\/tags?post=298"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}