{"id":261,"date":"2025-10-31T00:25:51","date_gmt":"2025-10-31T00:25:51","guid":{"rendered":"https:\/\/vibromera.eu\/glossary\/surging\/"},"modified":"2026-05-23T22:54:39","modified_gmt":"2026-05-23T22:54:39","slug":"surging","status":"publish","type":"glossary","link":"https:\/\/vibromera.eu\/ro\/glossary\/surging\/","title":{"rendered":"Ce este supratensiune? Instabilitatea debitului compresorului"},"content":{"rendered":"<h1>\u00cen\u021belegerea pompajului \u00een compresoare<\/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\/261?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\/261?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\/261?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\/261?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\/261?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\/261?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\/261?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\/261?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\/261?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\/261?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\/261?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\/261?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\/261?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\/261?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>Pompaj<\/strong> \u2014 denumit\u0103 adesea pur \u0219i simplu \u201esurge de compresor\u201d \u2014 este o instabilitate aerodinamic\u0103 violent\u0103 care apare la compresoarele centrifugale \u0219i axiale, \u00een cadrul c\u0103reia \u00eentregul flux care traverseaz\u0103 ma\u0219ina \u00ee\u0219i inverseaz\u0103 periodic direc\u021bia. Rezultatul este o oscila\u021bie a presiunii \u0219i a debitului, de obicei la frecven\u021be de <strong>0.5\u201310 Hz<\/strong>. \u00cen fiecare ciclu de pompaj, debitul se opre\u0219te momentan sau se inverseaz\u0103, presiunea de refulare scade brusc, apoi debitul \u00een sens normal se reia \u0219i presiunea se restabile\u0219te, iar ciclul se repet\u0103. Aceste invers\u0103ri exercit\u0103 for\u021be fluctuante enorme asupra rotorului, provoc\u00e2nd <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/vibration\/\">vibra\u021bii<\/a> \u2014 mai ales \u00een <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/axial-vibration\/\">axial<\/a> direc\u021bie \u2014 un zgomot puternic \u0219i asurzitor, precum \u0219i capacitatea de a distruge un compresor \u00een c\u00e2teva minute dac\u0103 nu este oprit imediat.<\/p>\n<p>Surge este, \u00een esen\u021b\u0103, un <em>sistem<\/em> instabilitate care implic\u0103 compresorul, \u00eempreun\u0103 cu conductele \u0219i volumul conectate la acesta, \u0219i nu este o caracteristic\u0103 specific\u0103 doar a compresorului. Aceasta apare atunci c\u00e2nd ma\u0219ina este solicitat\u0103 peste capacitatea sa de cre\u0219tere a presiunii la debit redus, iar prevenirea ei necesit\u0103 un sistem de control anti-surge care men\u021bine debitul la un nivel sigur, deasupra liniei de surge.<\/p>\n<h2>1. Mecanismul pompajului<\/h2>\n<h3>Ciclul de suprapresiune<\/h3>\n<p>Un ciclu tipic de pompaj se desf\u0103\u0219oar\u0103 printr-o secven\u021b\u0103 repetitiv\u0103:<\/p>\n<ol>\n<li><strong>Reducerea debitului:<\/strong> cererea sistemului scade, astfel \u00eenc\u00e2t debitul prin compresor se reduce.<\/li>\n<li><strong>Stall onset:<\/strong> la un debit foarte mic, palele intr\u0103 \u00een pierdere de vitez\u0103, iar fluxul se desprinde de suprafa\u021ba acestora.<\/li>\n<li><strong>C\u0103derea sub presiune:<\/strong> compresorul blocat nu mai poate men\u021bine presiunea de refulare.<\/li>\n<li><strong>Flow reversal:<\/strong> gazul sub presiune ridicat\u0103 prins \u00een conductele de evacuare sau \u00een camera de distribu\u021bie se \u00eentoarce \u00eenapoi prin compresor.<\/li>\n<li><strong>Egalizarea presiunii:<\/strong> presiunea de evacuare scade pe m\u0103sur\u0103 ce gazul se scurge \u00eenapoi.<\/li>\n<li><strong>Fluxul \u00eenainte se reia:<\/strong> Odat\u0103 ce presiunea a sc\u0103zut, compresorul poate din nou s\u0103 \u00eemping\u0103 gazul \u00eenainte.<\/li>\n<li><strong>Cre\u0219teri de presiune:<\/strong> re\u00eennoirea fluxului de ie\u0219ire restabile\u0219te presiunea de ie\u0219ire.<\/li>\n<li><strong>Cycle repeats:<\/strong> Presiunea ridicat\u0103 opre\u0219te din nou ma\u0219ina, iar ciclul se repet\u0103.<\/li>\n<\/ol>\n<h3>Frecven\u021ba de suprapresiune<\/h3>\n<ul>\n<li>Este determinat de volumul sistemului (conducte, camere de distribu\u021bie, rezervoare) \u00eempreun\u0103 cu caracteristicile compresorului.<\/li>\n<li>Volumele mai mari determin\u0103 o frecven\u021b\u0103 mai mic\u0103 a pompajului.<\/li>\n<li>Interval tipic: 0,5\u201310 Hz.<\/li>\n<li>Sisteme de mici dimensiuni: aproximativ 5\u201310 Hz.<\/li>\n<li>Sisteme de mari dimensiuni: aproximativ 0,5\u20132 Hz.<\/li>\n<li>Frecven\u021ba r\u0103m\u00e2ne relativ constant\u0103 pentru un anumit sistem.<\/li>\n<\/ul>\n<p>Aceast\u0103 frecven\u021b\u0103 joas\u0103, fixat\u0103 de sistem, se \u00eencadreaz\u0103 perfect \u00een domeniul de func\u021bionare al unui analizor portabil. Merit\u0103 men\u021bionat faptul c\u0103 <a href=\"https:\/\/vibromera.eu\/ro\/produs\/balanset-1\/\">Balanset-1A<\/a> m\u0103soar\u0103 vibra\u021biile \u00eencep\u00e2nd de la 5 Hz, astfel \u00eenc\u00e2t ciclurile de pompaj de frecven\u021b\u0103 \u00eenalt\u0103 ale sistemelor mici se \u00eencadreaz\u0103 \u00een banda sa; totu\u0219i, elementul cheie al diagnosticului nu este at\u00e2t frecven\u021ba exact\u0103, c\u00e2t modelul inconfundabil al unei pulsa\u021bii de joas\u0103 frecven\u021b\u0103, ample, instabile \u0219i predominant axiale, care apare brusc.<\/p>\n<h2>2. Condi\u021biile care duc la pompaj<\/h2>\n<h3>Func\u021bionarea dincolo de linia de pompaj<\/h3>\n<p>Fiecare hart\u0103 de performan\u021b\u0103 a unui compresor con\u021bine o linie de pompaj care define\u0219te limita sa de func\u021bionare stabil\u0103:<\/p>\n<ul>\n<li><strong>Surge line:<\/strong> limita de func\u021bionare stabil\u0103 situat\u0103 cel mai la st\u00e2nga pe hart\u0103.<\/li>\n<li><strong>Func\u021bionare \u00een siguran\u021b\u0103:<\/strong> \u00een dreapta liniei, la debite mai mari.<\/li>\n<li><strong>Surge zone:<\/strong> la st\u00e2nga liniei \u2014 un teritoriu instabil \u0219i interzis.<\/li>\n<li><strong>Marj\u0103:<\/strong> Ma\u0219inile func\u021bioneaz\u0103, de obicei, cu o marj\u0103 de debit de 10\u201320% \u00een dreapta liniei de pompaj.<\/li>\n<\/ul>\n<h3>Evenimente declan\u0219atoare<\/h3>\n<ul>\n<li><strong>Reducerea cererii:<\/strong> procesul consum\u0103 mai pu\u021bin, astfel \u00eenc\u00e2t debitul scade spre linia de pompaj.<\/li>\n<li><strong>Restric\u021bie privind desc\u0103rcarea:<\/strong> o \u00eenchidere a supapei sau o blocare \u00een aval.<\/li>\n<li><strong>Reducerea vitezei:<\/strong> compresorul \u00eencetine\u0219te f\u0103r\u0103 o sc\u0103dere propor\u021bional\u0103 a debitului necesar.<\/li>\n<li><strong>Modific\u0103ri ale densit\u0103\u021bii:<\/strong> modific\u0103rile greut\u0103\u021bii moleculare a gazului sau ale temperaturii care determin\u0103 modificarea caracteristicilor compresorului.<\/li>\n<li><strong>Colmatare:<\/strong> depunerile de pe palete care reduc treptat capacitatea utilajului.<\/li>\n<\/ul>\n<h2>3. Efecte \u0219i consecin\u021be<\/h2>\n<h3>Vibra\u021bii<\/h3>\n<ul>\n<li><strong>Amplitudine:<\/strong> poate ajunge la 25\u201350 mm\/s (1\u20132 in\/s) sau mai mult.<\/li>\n<li><strong>Componenta axial\u0103:<\/strong> deosebit de pronun\u021bat\u0103 de-a lungul axei arborelui.<\/li>\n<li><strong>Frecven\u021b\u0103 joas\u0103:<\/strong> Puls\u0103ri de 0,5\u201310 Hz.<\/li>\n<li><strong>Mi\u0219carea \u00eentregului aparat:<\/strong> \u00eentregul ansamblu al compresorului se balanseaz\u0103 \u0219i vibreaz\u0103.<\/li>\n<\/ul>\n<h3>Deterior\u0103ri mecanice<\/h3>\n<ul>\n<li><strong>Defec\u021biunea rulmentului:<\/strong> Solicit\u0103rile bru\u0219te pot distruge rulmen\u021bii \u00een c\u00e2teva ore.<\/li>\n<li><strong>Seal damage:<\/strong> Mi\u0219carea axial\u0103 \u0219i schimb\u0103rile bru\u0219te de presiune distrug garniturile.<\/li>\n<li><strong>Deteriorarea arborelui:<\/strong> tensiunile de \u00eencovoiere \u0219i de torsiune generate de invers\u0103rile de flux.<\/li>\n<li><strong>Deteriorarea paletelor:<\/strong> sarcinile aerodinamice alternante provoac\u0103 <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/fatigue\/\">oboseal\u0103<\/a> \u0219i poate duce la desprinderea paletelor.<\/li>\n<li><strong>Defec\u021biuni la cuplaj:<\/strong> \u0218ocurile de torsiune deterioreaz\u0103 cuplajele.<\/li>\n<li><strong>Rulment axial:<\/strong> o for\u021b\u0103 de \u00eempingere axial\u0103 care se schimb\u0103 rapid poate distruge <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/thrust-bearing\/\">rulment axial<\/a> \u2014 adesea prima victim\u0103 a unui pompaj.<\/li>\n<\/ul>\n<h3>Consecin\u021bele procesului<\/h3>\n<ul>\n<li>Oscila\u021biile de presiune \u0219i debit se propag\u0103 \u00een procesul din aval.<\/li>\n<li>Varia\u021biile de temperatur\u0103 sunt cauzate de compresiile \u0219i dilata\u021biile repetate.<\/li>\n<li>Pot ap\u0103rea anomalii \u00een proces sau declan\u0219\u0103ri ale sistemelor de siguran\u021b\u0103.<\/li>\n<li>Calitatea produsului poate avea de suferit din cauza condi\u021biilor instabile.<\/li>\n<\/ul>\n<h2>4. Detectare<\/h2>\n<h3>Semn\u0103tura vibra\u021bional\u0103<\/h3>\n<ul>\n<li>Debutul brusc al pulsa\u021biilor de joas\u0103 frecven\u021b\u0103 \u0219i amplitudine mare<\/li>\n<li>Frecven\u021b\u0103 \u00een intervalul 0,5\u201310 Hz.<\/li>\n<li>Sever\u0103 <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/axial-vibration\/\">vibra\u021bii axiale<\/a>.<\/li>\n<li>Amplitudine instabil\u0103, \u00een continu\u0103 schimbare.<\/li>\n<\/ul>\n<p>Aceast\u0103 semn\u0103tur\u0103 este distinctiv\u0103 pe un <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/spectrum\/\">spectrul de vibra\u021bii<\/a> and on a <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/time-waveform\/\">form\u0103 de und\u0103 temporal\u0103<\/a>: o izbucnire brusc\u0103 de energie cu mult sub <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/running-speed\/\">vitez\u0103 de func\u021bionare<\/a>, care predomin\u0103 \u00een canalul axial \u0219i care se extinde \u0219i se contract\u0103, \u00een loc s\u0103 r\u0103m\u00e2n\u0103 constant. <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/vibration-monitoring\/\">Monitorizarea vibra\u021biilor<\/a> pe rulmentul axial al compresorului este una dintre cele mai rapide metode de a surprinde un pompaj \u00een desf\u0103\u0219urare, \u00eentruc\u00e2t acolo se \u00eenregistreaz\u0103 cele mai puternice pulsa\u021bii axiale.<\/p>\n<h3>Amprenta acustic\u0103<\/h3>\n<ul>\n<li>Un zgomot puternic, asem\u0103n\u0103tor unui bubuit sau unui \u0219uierat.<\/li>\n<li>O pulsa\u021bie ritmic\u0103 auzibil\u0103 la frecven\u021ba de pompaj.<\/li>\n<li>Caracteristic \u0219i, pentru oricine l-a auzit, inconfundabil.<\/li>\n<\/ul>\n<h3>Indicatori de proces<\/h3>\n<ul>\n<li>Presiunea de desc\u0103rcare oscilant\u0103.<\/li>\n<li>Un flux oscilant, care se poate chiar inversa.<\/li>\n<li>Fluctua\u021biile de temperatur\u0103.<\/li>\n<li>Fluctua\u021biile curentului motorului.<\/li>\n<\/ul>\n<h2>5. Prevenire: Controlul anti-pompaj<\/h2>\n<h3>Componente ale sistemului<\/h3>\n<p><strong>Recycle valve.<\/strong> O supap\u0103 cu ac\u021biune rapid\u0103 care redirec\u021bioneaz\u0103 gazul de evacuare \u00eenapoi c\u0103tre aspira\u021bie. Aceasta se deschide pentru a m\u0103ri debitul pe m\u0103sur\u0103 ce punctul de func\u021bionare se apropie de linia de pompaj \u0219i este dimensionat\u0103 pentru a face fa\u021b\u0103 debitului maxim al compresorului, dac\u0103 este necesar.<\/p>\n<p><strong>M\u0103surarea debitului \u0219i a presiunii.<\/strong> Monitorizarea continu\u0103 a debitului \u0219i a cre\u0219terii presiunii permite localizarea \u00een timp real a punctului de func\u021bionare pe harta compresorului \u0219i detecteaz\u0103 orice apropiere de linia de pompaj.<\/p>\n<p><strong>Controller.<\/strong> Controlerul calculeaz\u0103 distan\u021ba p\u00e2n\u0103 la linia de pompaj, deschide supapa de recirculare cu o marj\u0103 de siguran\u021b\u0103 pe m\u0103sur\u0103 ce se apropie pompajul \u0219i \u2014 \u00een instala\u021biile moderne \u2014 utilizeaz\u0103 algoritmi adaptivi. Timpul de r\u0103spuns este esen\u021bial, fiind necesar\u0103, de obicei, o reac\u021bie \u00een mai pu\u021bin de o secund\u0103.<\/p>\n<h3>Proceduri opera\u021bionale<\/h3>\n<ul>\n<li>Nu lucra\u021bi niciodat\u0103 \u00een partea st\u00e2ng\u0103 a liniei de pompaj.<\/li>\n<li>Men\u021bine\u021bi o marj\u0103 de debit de 10\u201320% fa\u021b\u0103 de pompaj.<\/li>\n<li>Efectua\u021bi modific\u0103rile de sarcin\u0103 treptat \u0219i evita\u021bi sc\u0103derile bru\u0219te ale cererii.<\/li>\n<li>Verifica\u021bi dac\u0103 sistemul anti-pompaj func\u021bioneaz\u0103 corect \u00eenainte de fiecare pornire.<\/li>\n<li>Testa\u021bi periodic sistemul anti-pompaj.<\/li>\n<\/ul>\n<h2>6. Interven\u021bia \u00een situa\u021bii de urgen\u021b\u0103<\/h2>\n<h3>Dac\u0103 apare suprapresiunea<\/h3>\n<ol>\n<li><strong>M\u0103suri imediate:<\/strong> deschide\u021bi manual supapa de reciclare \u00een cazul \u00een care sistemul automat nu func\u021bioneaz\u0103.<\/li>\n<li><strong>Increase flow:<\/strong> deschide\u021bi desc\u0103rcarea, reduce\u021bi rezisten\u021ba sau porni\u021bi unit\u0103\u021bile \u00een paralel.<\/li>\n<li><strong>Reducerea cre\u0219terii presiunii:<\/strong> reduce\u021bi tura\u021bia compresorului dac\u0103 acesta are vitez\u0103 variabil\u0103.<\/li>\n<li><strong>Oprire de urgen\u021b\u0103:<\/strong> dac\u0103 pompajul nu poate fi oprit \u00een 10\u201330 de secunde, opri\u021bi ma\u0219ina.<\/li>\n<li><strong>Nu reporni\u021bi:<\/strong> p\u00e2n\u0103 c\u00e2nd cauza va fi identificat\u0103 \u0219i remediat\u0103.<\/li>\n<\/ol>\n<h3>Inspec\u021bie post-pompaj<\/h3>\n<ul>\n<li>Verifica\u021bi dac\u0103 palele prezint\u0103 semne de deteriorare.<\/li>\n<li>Verifica\u021bi starea rulmentului.<\/li>\n<li>Verifica\u021bi integritatea garniturii.<\/li>\n<li>Verifica\u021bi rulmentul axial.<\/li>\n<li>Efectua\u021bi <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/vibration-analysis\/\">analiza vibra\u021biilor<\/a> \u00eenainte de repunerea aparatului \u00een func\u021biune \u2014 un spectru de referin\u021b\u0103 va eviden\u021bia orice nou\u0103 <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/unbalance\/\">dezechilibru<\/a>, <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/misalignment\/\">nealiniere<\/a> sau deteriorarea rulmen\u021bilor cauzat\u0103 de incident.<\/li>\n<\/ul>\n<h2>7. Pompaj vs. alte instabilit\u0103\u021bi<\/h2>\n<h3>Pompaj vs. pierdere de debit cu rota\u021bie (rotating stall)<\/h3>\n<ul>\n<li><strong>Pompaj:<\/strong> o oscila\u021bie a fluxului la nivelul \u00eentregului sistem, la o frecven\u021b\u0103 foarte joas\u0103 (0,5\u201310 Hz).<\/li>\n<li><strong>Desprindere rotativ\u0103:<\/strong> celule de stagnare localizate care se rotesc \u00een jurul inelului la o frecven\u021b\u0103 mai mare, de obicei de 0,2\u20130,8\u00d7 viteza rotorului, ceea ce le plaseaz\u0103 printre <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/sub-synchronous\/\">subsincron<\/a> fenomene.<\/li>\n<li><strong>Severitate:<\/strong> pompajul este mai distructiv dintre cele dou\u0103; pierderea de debit cu rota\u021bie (rotating stall) poate fi un precursor al pompajului.<\/li>\n<\/ul>\n<h3>Pompaj vs. recirculare<\/h3>\n<ul>\n<li><strong>Pompaj:<\/strong> o inversare a sensului de curgere la nivel de sistem, specific\u0103 compresorului.<\/li>\n<li><strong><a href=\"https:\/\/vibromera.eu\/ro\/glossary\/recirculation\/\">Recirculare<\/a>:<\/strong> poate ap\u0103rea la pompe sau compresoare, reprezint\u0103 o inversare localizat\u0103 a sensului de curgere \u0219i este, \u00een general, mai pu\u021bin grav\u0103.<\/li>\n<li><strong>Rela\u0163ie:<\/strong> recircularea poate evolua spre un pompaj complet \u00een compresoare.<\/li>\n<\/ul>\n<p>Pompajul reprezint\u0103 cea mai periculoas\u0103 condi\u021bie de func\u021bionare pentru compresoarele centrifugale \u0219i axiale, fiind capabil s\u0103 distrug\u0103 echipamentul \u00een doar c\u00e2teva minute. \u00cen\u021belegerea mecanismului de pompaj, identificarea limitei liniei de pompaj, implementarea unor m\u0103suri eficiente de control anti-pompaj \u0219i men\u021binerea unor marje de func\u021bionare adecvate sunt absolut esen\u021biale pentru func\u021bionarea \u00een siguran\u021b\u0103 a compresoarelor \u00een sectorul industrial de comprimare a gazelor.<\/p>\n<hr>\n<p><a href=\"https:\/\/vibromera.eu\/ro\/glossary\/\">\u2190 \u00cenapoi la indexul principal<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>Afla\u021bi despre supratensiuni \u00een compresoare, inversarea violent\u0103 a fluxului \u0219i oscila\u021biile care cauzeaz\u0103 vibra\u021bii severe, poten\u021biala distrugere a echipamentelor, necesit\u00e2nd sisteme de control anti-supratensiune.<\/p>","protected":false},"featured_media":0,"template":"","meta":{"ai_generated_summary":"","footnotes":""},"categories":[109,110],"tags":[],"class_list":["post-261","glossary","type-glossary","status-publish","hentry","category-glossary","category-vibration-diagnostics"],"_links":{"self":[{"href":"https:\/\/vibromera.eu\/ro\/wp-json\/wp\/v2\/glossary\/261","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vibromera.eu\/ro\/wp-json\/wp\/v2\/glossary"}],"about":[{"href":"https:\/\/vibromera.eu\/ro\/wp-json\/wp\/v2\/types\/glossary"}],"version-history":[{"count":1,"href":"https:\/\/vibromera.eu\/ro\/wp-json\/wp\/v2\/glossary\/261\/revisions"}],"predecessor-version":[{"id":101415,"href":"https:\/\/vibromera.eu\/ro\/wp-json\/wp\/v2\/glossary\/261\/revisions\/101415"}],"wp:attachment":[{"href":"https:\/\/vibromera.eu\/ro\/wp-json\/wp\/v2\/media?parent=261"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vibromera.eu\/ro\/wp-json\/wp\/v2\/categories?post=261"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vibromera.eu\/ro\/wp-json\/wp\/v2\/tags?post=261"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}