{"id":20611,"date":"2025-10-31T00:25:51","date_gmt":"2025-10-31T00:25:51","guid":{"rendered":"https:\/\/vibromera.eu\/glossary\/iso-7919-1\/"},"modified":"2026-07-17T21:00:06","modified_gmt":"2026-07-17T21:00:06","slug":"iso-7919-1","status":"publish","type":"glossary","link":"https:\/\/vibromera.eu\/ro\/glossary\/iso-7919-1\/","title":{"rendered":"ISO 7919-1: Evaluarea vibra\u021biilor ma\u0219inilor pe arbori rotativi"},"content":{"rendered":"<h1>ISO 7919-1: Evaluarea vibra\u021biilor ma\u0219inilor prin m\u0103sur\u0103tori efectuate pe arbori rotativi<\/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\/20611?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\/20611?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\/20611?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\/20611?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\/20611?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\/20611?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\/20611?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\/20611?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\/20611?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\/20611?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\/20611?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\/20611?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\/20611?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\/20611?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>ISO 7919-1<\/strong> \u2014 \u201eVibra\u021bii mecanice \u2014 Evaluarea vibra\u021biilor ma\u0219inilor prin m\u0103sur\u0103tori efectuate pe arbori rotativi \u2014 Partea 1: Orient\u0103ri generale\u201d \u2014 este standardul interna\u021bional de referin\u021b\u0103 pentru m\u0103surarea \u0219i evaluarea vibra\u021biilor la <em>arbore rotativ<\/em> unei ma\u0219ini. Este echivalentul direct al <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/iso-10816-1\/\">ISO 10816<\/a> (denumit\u0103 \u00een prezent <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/iso-20816-1\/\">ISO 20816<\/a> (seria), care se refer\u0103 la vibra\u021biile m\u0103surate pe carcasa nerotativ\u0103. \u00cen timp ce standardul privind carcasa se concentreaz\u0103 asupra structurii, ISO 7919 monitorizeaz\u0103 arborele \u00een sine, folosind metode f\u0103r\u0103 contact <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/proximity-probe\/\">sonde de proximitate<\/a> pentru a m\u0103sura mi\u0219carea rotorului \u00een raport cu lag\u0103rele sale. Aceast\u0103 distinc\u021bie este esen\u021bial\u0103 \u00een cazul utilajelor mari \u0219i critice echipate cu lag\u0103re cu film fluid \u2014 turbine, compresoare \u0219i pompe de mari dimensiuni \u2014 unde comportamentul dinamic real al rotorului face diferen\u021ba \u00eentre o func\u021bionare \u00een condi\u021bii de siguran\u021b\u0103 \u0219i un lag\u0103r avariat.<\/p>\n<h2>1. Domeniul de aplicare \u0219i principiul de m\u0103surare<\/h2>\n<p>Standardul stabile\u0219te procedurile generale pentru m\u0103surarea \u0219i evaluarea vibra\u021biilor la arborii rotativi. Principiul s\u0103u fundamental este c\u0103 m\u0103rimea de interes o reprezint\u0103 mi\u0219carea vibratorie a arborelui \u00een sine, m\u0103surat\u0103 de obicei <em>relativ<\/em> c\u0103tre carcasa lag\u0103rului fix. Aceasta reprezint\u0103 diferen\u021ba esen\u021bial\u0103 fa\u021b\u0103 de m\u0103sur\u0103torile efectuate pe carcas\u0103 prev\u0103zute de standardul ISO 20816. Vibra\u021biile arborelui constituie m\u0103sur\u0103toarea preferat\u0103 \u00een cazul ma\u0219inilor al c\u0103ror rotor este masiv \u00een compara\u021bie cu o carcas\u0103 relativ flexibil\u0103 \u0219i care func\u021bioneaz\u0103 \u00een film de fluid <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/journal-bearing\/\">lagare radiale cu alunecare<\/a>. \u00cen aceste cazuri, \u00een spa\u021biul liber al lag\u0103rului pot ap\u0103rea mi\u0219c\u0103ri ample ale arborelui f\u0103r\u0103 ca acestea s\u0103 fie transmise vreodat\u0103 \u00een exteriorul carcasei \u2014 astfel \u00eenc\u00e2t un accelerometru montat pe carcas\u0103 pur \u0219i simplu nu le-ar detecta. Scopul este de a evalua severitatea acestei mi\u0219c\u0103ri dinamice a arborelui \u0219i, astfel, de a proteja ma\u0219ina \u00eempotriva deterior\u0103rii lag\u0103rului sau <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/rotor-rub\/\">contactul rotor-stator<\/a>.<\/p>\n<h2>2. M\u0103rimi de m\u0103surare<\/h2>\n<p>Standardul specific\u0103 parametrii care trebuie m\u0103sura\u021bi \u0219i evalua\u021bi. M\u0103rimea principal\u0103 pentru evaluarea general\u0103 <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/vibration-severity\/\">intensitatea vibra\u021biilor<\/a> este <strong>S<sub>p-p<\/sub><\/strong>, <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/peak-to-peak\/\">v\u00e2rf la v\u00e2rf<\/a> vibratoare <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/displacement\/\">deplasare<\/a> a arborelui. Aceasta reprezint\u0103 deplasarea total\u0103 a axei centrale a arborelui pe m\u0103sur\u0103 ce se mi\u0219c\u0103 \u00een interiorul lag\u0103rului \u0219i, deoarece este exprimat\u0103 \u00een micrometri, poate fi comparat\u0103 direct cu jocul fizic al lag\u0103rului \u2014 o proprietate extrem de util\u0103 pentru protec\u021bia utilajelor.<\/p>\n<p>Standardul ia \u00een considerare \u0219i alte m\u0103rimi pentru diagnosticare. Acesta recomand\u0103 ca sistemul de m\u0103surare s\u0103 poat\u0103 furniza:<\/p>\n<ul>\n<li><strong>The <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/orbit\/\">orbita arborelui<\/a><\/strong> \u2014 traiectoria descris\u0103 de axa central\u0103 a arborelui, esen\u021bial\u0103 pentru diagnosticarea unor probleme precum <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/oil-whirl\/\">v\u00e2rtej de ulei<\/a> sau <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/misalignment\/\">nealiniere<\/a>.<\/li>\n<li><strong>Media <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/shaft-centerline\/\">pozi\u021bia axei centrale<\/a><\/strong> \u2014 o modificare a acesteia poate indica o schimbare a sarcinii sau a aliniamentului.<\/li>\n<li><strong>Valori filtrate<\/strong> \u2014 pentru anumite aplica\u021bii, vibra\u021bia la 1\u00d7 <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/running-speed\/\">vitez\u0103 de func\u021bionare<\/a> este evaluat\u0103 separat pentru a izola <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/unbalance\/\">dezechilibru<\/a> r\u0103spuns.<\/li>\n<\/ul>\n<h2>3. Instrumenta\u021bie \u0219i montare<\/h2>\n<p>Aceast\u0103 sec\u021biune ofer\u0103 \u00eendrum\u0103ri practice privind echipamentul. Ea descrie un sistem de sond\u0103 f\u0103r\u0103 contact alc\u0103tuit din trei componente care sunt calibrate \u00eempreun\u0103 \u0219i care sunt <em>nu<\/em> interschimbabile:<\/p>\n<ul>\n<li><strong>Sonda (senzorul)<\/strong> - a <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/eddy-current-probe\/\">curen\u021bi turbionari<\/a> v\u00e2rful de detec\u021bie.<\/li>\n<li><strong>Un prelungitor<\/strong> de o lungime determinat\u0103.<\/li>\n<li><strong>Un driver (proximitor)<\/strong> care condi\u021bioneaz\u0103 semnalul.<\/li>\n<\/ul>\n<p>Senzorii sunt monta\u021bi \u00een perechi la fiecare lag\u0103r, dispu\u0219i la un unghi de 90\u00b0 \u00eentr-o configura\u021bie X\u2013Y. Acest lucru permite sistemului s\u0103 \u00eenregistreze mi\u0219carea bidimensional\u0103 complet\u0103 a axei centrale a arborelui \u0219i s\u0103 reconstituie traiectoria. Standardul subliniaz\u0103 faptul c\u0103 calitatea instal\u0103rii este esen\u021bial\u0103: suporturi de montare rigide, distan\u021barea corect\u0103 \u00eentre senzori \u0219i o \u201etraiectorie a senzorului\u201d neted\u0103 pe arbore, f\u0103r\u0103 obstacole mecanice sau electrice <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/run-out\/\">b\u0103taia radial\u0103<\/a> ceea ce ar duce altfel la denaturarea semnalului. Deoarece excentricitatea mecanic\u0103 \u0219i electric\u0103 genereaz\u0103 o eroare care apare o dat\u0103 pe rota\u021bie \u0219i se manifest\u0103 sub forma unei vibra\u021bii, compensarea mi\u0219c\u0103rii lente la viteze mici este aplicat\u0103 de obicei \u00eenainte ca datele s\u0103 fie considerate fiabile.<\/p>\n<h2>4. Criterii de evaluare \u0219i zone<\/h2>\n<p>Standardul ofer\u0103 dou\u0103 metode complementare de evaluare a gravit\u0103\u021bii. Prima este o <strong>criteriu absolut<\/strong>: valoarea m\u0103surat\u0103 a lui S<sub>p-p<\/sub> este comparat\u0103 cu limitele prestabilite folosind un model cu patru zone.<\/p>\n<ul>\n<li><strong>Zona A (Bun):<\/strong> nivelul de vibra\u021bii preconizat pentru utilajele nou puse \u00een func\u021biune.<\/li>\n<li><strong>Zona B (Satisf\u0103c\u0103toare):<\/strong> acceptabil pentru o func\u021bionare pe termen lung f\u0103r\u0103 restric\u021bii.<\/li>\n<li><strong>Zona C (Nesatisf\u0103c\u0103toare):<\/strong> o posibil\u0103 problem\u0103; aparatul trebuie verificat pentru a se identifica cauza.<\/li>\n<li><strong>Zona D (Inacceptabil):<\/strong> niveluri considerate d\u0103un\u0103toare, care necesit\u0103 m\u0103suri imediate.<\/li>\n<\/ul>\n<p>Al doilea este un <strong>criteriu de modificare<\/strong>: o cre\u0219tere semnificativ\u0103 a vibra\u021biilor fa\u021b\u0103 de un nivel de referin\u021b\u0103 cunoscut <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/baseline\/\">linie de baz\u0103<\/a> poate constitui un semnal de avertizare timpurie privind apari\u021bia unei defec\u021biuni, chiar \u0219i atunci c\u00e2nd nivelul absolut se afl\u0103 \u00eenc\u0103 \u00een zona \u201eSatisf\u0103c\u0103tor\u201d. Partea 1 furnizeaz\u0103 doar acest cadru general \u2014 limitele numerice specifice ale zonelor se reg\u0103sesc \u00een p\u0103r\u021bile specifice ma\u0219inilor din seria ISO 7919, deoarece deplasarea admisibil\u0103 a unei turbine mari cu vitez\u0103 redus\u0103 difer\u0103 foarte mult de cea a unui compresor mic de mare vitez\u0103. De regul\u0103, limitele sunt scalate \u00een func\u021bie de viteza maxim\u0103 a arborelui \u0219i, \u00een cele din urm\u0103, \u00een func\u021bie de jocul disponibil al lag\u0103rului.<\/p>\n<h2>5. Setarea alarmelor: alert\u0103 \u0219i declan\u0219are<\/h2>\n<p>Ultima sec\u021biune transform\u0103 criteriile de evaluare \u00eentr-un model func\u021bional <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/machinery-protection\/\">protec\u021bia utilajelor<\/a> sistem, recomand\u00e2nd o strategie de alarm\u0103 pe dou\u0103 niveluri:<\/p>\n<ul>\n<li><strong><a href=\"https:\/\/vibromera.eu\/ro\/glossary\/alarm-level\/\">Alert\u0103<\/a> (alarm\u0103) valoare de referin\u021b\u0103:<\/strong> situat\u0103 chiar deasupra nivelului normal \u0219i stabil de func\u021bionare al ma\u0219inii. Dep\u0103\u0219irea acestui nivel avertizeaz\u0103 operatorul c\u0103 condi\u021biile s-au schimbat \u0219i c\u0103 este necesar\u0103 o investiga\u021bie.<\/li>\n<li><strong><a href=\"https:\/\/vibromera.eu\/ro\/glossary\/trip-level\/\">Declan\u0219are<\/a> (oprire) valoare de referin\u021b\u0103:<\/strong> o limit\u0103 absolut\u0103 stabilit\u0103 la care continuarea func\u021bion\u0103rii ar putea provoca daune grave. Dep\u0103\u0219irea acesteia ar trebui s\u0103 declan\u0219eze o oprire automat\u0103 pentru a preveni o defec\u021biune catastrofal\u0103.<\/li>\n<\/ul>\n<p>Standardul recomand\u0103 stabilirea acestor valori de referin\u021b\u0103 pe baza <em>ambele<\/em> limitele absolute ale zonelor \u2014 o \u201eTrip\u201d nu trebuie declan\u0219at\u0103 peste limita dintre zonele C \u0219i D \u2014 \u0219i \u00een cazul unor modific\u0103ri semnificative fa\u021b\u0103 de valoarea de referin\u021b\u0103; o \u201eAlert\u201d poate fi declan\u0219at\u0103 dac\u0103 vibra\u021biile se dubleaz\u0103, chiar dac\u0103 acestea r\u0103m\u00e2n \u00een zona B. Aceast\u0103 combina\u021bie \u00eentre logica absolut\u0103 \u0219i cea relativ\u0103 este exact ceea ce are nevoie un sistem de protec\u021bie continu\u0103 pentru a detecta at\u00e2t abaterile majore, c\u00e2t \u0219i devierea lent\u0103.<\/p>\n<h2>6. No\u021biuni cheie \u00een practic\u0103<\/h2>\n<ul>\n<li><strong>Vibra\u021biile arborelui fa\u021b\u0103 de carcas\u0103:<\/strong> \u00cen cazul ma\u0219inilor cu rotoare masive \u0219i rigide \u0219i carcase flexibile, mi\u0219carea arborelui este un indicator mult mai direct \u0219i mai fiabil al st\u0103rii dinamice dec\u00e2t orice alt element care ajunge la exteriorul carcasei.<\/li>\n<li><strong>Protec\u021bia utilajelor pe primul loc:<\/strong> de\u0219i datele sunt utilizate \u0219i \u00een scopuri de diagnosticare, rolul principal al cadrului ISO 7919 este protec\u021bia \u00een timp real \u00eempotriva defec\u021biunilor catastrofale.<\/li>\n<li><strong>Valoarea mi\u0219c\u0103rii relative:<\/strong> M\u0103surarea arborelui \u00een raport cu lag\u0103rul permite unui analist s\u0103 evalueze direct c\u00e2t din jocul lag\u0103rului este utilizat \u0219i s\u0103 identifice probleme precum v\u00e2rtejul de ulei (oil whirl) sau excesul de <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/preload\/\">pre\u00eenc\u0103rcare<\/a>.<\/li>\n<\/ul>\n<p>\u00cen cazul \u00een care acest standard se aplic\u0103 echipamentelor critice dotate cu instrumente de m\u0103surare permanente, instrumentele portabile \u00eendeplinesc rolul complementar de diagnosticare pe teren \u0219i remediere la fa\u021ba locului. Un analizor cu dou\u0103 canale, precum <a href=\"https:\/\/vibromera.eu\/ro\/produs\/balanset-1\/\">Balanset-1A<\/a> m\u0103soar\u0103 amplitudinea de 1\u00d7 \u0219i <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/phase\/\">faz\u0103<\/a> \u00een rulmen\u021bii proprii ai ma\u0219inii la viteza de func\u021bionare, astfel \u00eenc\u00e2t un inginer s\u0103 poat\u0103 confirma c\u0103 un dezechilibru semnalat de o tendin\u021b\u0103 a vibra\u021biilor arborelui este \u00eentr-adev\u0103r un dezechilibru \u2014 \u0219i apoi s\u0103 echilibreze rotorul \u0219i s\u0103 verifice rezultatul f\u0103r\u0103 a perturba sistemul de senzori de proximitate instalat.<\/p>\n<h2>7. Standardul \u0219i familia sa<\/h2>\n<p>ISO 7919-1 este documentul-cadru care con\u021bine \u201eorient\u0103rile generale\u201d; p\u0103r\u021bile numerotate care \u00eei urmeaz\u0103 (referitoare la clase specifice de ma\u0219ini, precum turbinele cu abur, turbinele cu gaz \u0219i ma\u0219inile industriale cuplate) furnizeaz\u0103 limitele numerice propriu-zise. Citit\u0103 \u00eempreun\u0103 cu seria ISO 20816, bazat\u0103 pe carcas\u0103, aceasta completeaz\u0103 imaginea dual\u0103 a vibra\u021biilor ma\u0219inilor \u2014 mi\u0219carea arborelui pe de o parte, r\u0103spunsul structural pe de alt\u0103 parte \u2014 pe care orice program riguros de monitorizare al <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/critical-machinery\/\">utilaje critice<\/a> pe care se bazeaz\u0103. Textul complet, cu valoare juridic\u0103, este publicat de Organiza\u021bia Interna\u021bional\u0103 de Standardizare \u0219i trebuie achizi\u021bionat din catalogul oficial ISO; acest articol prezint\u0103 pe scurt structura \u0219i scopul acestuia, astfel \u00eenc\u00e2t conceptele s\u0103 poat\u0103 fi aplicate f\u0103r\u0103 a fi necesar\u0103 consultarea documentului propriu-zis.<\/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 prezentare general\u0103 a standardului ISO 7919-1, ghidul general pentru m\u0103surarea \u0219i evaluarea vibra\u021biilor la arbori rotativi, utiliz\u00e2nd de obicei sonde de proximitate f\u0103r\u0103 contact.<\/p>","protected":false},"featured_media":0,"template":"","meta":{"ai_generated_summary":"","footnotes":""},"categories":[109,112],"tags":[],"class_list":["post-20611","glossary","type-glossary","status-publish","hentry","category-glossary","category-iso-standards"],"_links":{"self":[{"href":"https:\/\/vibromera.eu\/ro\/wp-json\/wp\/v2\/glossary\/20611","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":4,"href":"https:\/\/vibromera.eu\/ro\/wp-json\/wp\/v2\/glossary\/20611\/revisions"}],"predecessor-version":[{"id":102791,"href":"https:\/\/vibromera.eu\/ro\/wp-json\/wp\/v2\/glossary\/20611\/revisions\/102791"}],"wp:attachment":[{"href":"https:\/\/vibromera.eu\/ro\/wp-json\/wp\/v2\/media?parent=20611"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vibromera.eu\/ro\/wp-json\/wp\/v2\/categories?post=20611"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vibromera.eu\/ro\/wp-json\/wp\/v2\/tags?post=20611"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}