{"id":251,"date":"2025-10-31T00:25:51","date_gmt":"2025-10-31T00:25:51","guid":{"rendered":"https:\/\/vibromera.eu\/glossary\/squeeze-film-damper\/"},"modified":"2026-05-23T23:06:39","modified_gmt":"2026-05-23T23:06:39","slug":"squeeze-film-damper","status":"publish","type":"glossary","link":"https:\/\/vibromera.eu\/ro\/glossary\/squeeze-film-damper\/","title":{"rendered":"Ce este un amortizor de film prin compresie? Dispozitiv de control al vibra\u021biilor"},"content":{"rendered":"<h1>\u00cen\u021belegerea amortizoarelor cu film prin presare<\/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\/251?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\/251?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\/251?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\/251?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\/251?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\/251?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\/251?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\/251?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\/251?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\/251?add-to-cart=1852\" 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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\/251?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\/251?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\/251?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\/251?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>A <strong>amortizor cu pelicula de presare<\/strong> (SFD) este un dispozitiv pasiv <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/damping\/\">amortizare<\/a> utilizat in masinile rotative pentru a disipa energia vibrationala si a controla <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/vibration\/\">vibra\u021bii<\/a> amplitudini \u2014 cel mai important \u00een timpul trecerii prin <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/critical-speed\/\">viteze critice<\/a>. Acesta const\u0103 \u00eentr-o pelicul\u0103 sub\u021bire de ulei prins\u0103 \u00eentr-un joc inelar \u00eengust care \u00eenconjoar\u0103 carcasa unui rulment. Atunci c\u00e2nd rulmentul \u0219i <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/rotor\/\">rotor<\/a> ata\u0219at vibreaz\u0103, carcasa oscileaz\u0103 \u00een interiorul acelui joc \u0219i comprim\u0103 pelicula de ulei; rezisten\u021ba v\u00e2scoas\u0103 la comprimare disipeaz\u0103 energie \u0219i amortizeaz\u0103 sistemul rotorului f\u0103r\u0103 a ad\u0103uga o rigiditate semnificativ\u0103. Amortizoarele cu pelicul\u0103 comprimat\u0103 se g\u0103sesc \u00een motoarele de avia\u021bie, \u00een turbinele cu gaz industriale \u0219i \u00een alte utilaje de mare vitez\u0103, oriunde este nevoie de amortizare suplimentar\u0103 pentru a st\u0103p\u00e2ni rezonan\u021ba \u0219i a preveni <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/rotor-instability\/\">instabilit\u0103\u021bi ale rotorului<\/a>.<\/p>\n<h2>1. Principiul fizic de func\u021bionare<\/h2>\n<h3>Ac\u021biunea de str\u00e2ngere<\/h3>\n<p>Unlike a <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/journal-bearing\/\">lag\u0103r cu alunecare<\/a>, a c\u0103rui pelicul\u0103 de ulei suport\u0103 o sarcin\u0103 radial\u0103 constant\u0103, un amortizor cu pelicul\u0103 comprimat\u0103 func\u021bioneaz\u0103 prin comprimarea ciclic\u0103 a unei pelicule care nu suport\u0103 nicio sarcin\u0103 static\u0103:<\/p>\n<ol>\n<li><strong>Vibra\u021bia rotorului:<\/strong> un rotor dezechilibrat sau excitat \u00een alt mod aplic\u0103 for\u021be oscilante asupra rulmentului.<\/li>\n<li><strong>Mi\u0219carea carcasei:<\/strong> carcasa rulmentului orbiteaz\u0103 sau oscileaz\u0103 radial \u00een interiorul jocului amortizorului.<\/li>\n<li><strong>Strivirea peliculei de ulei:<\/strong> pe m\u0103sur\u0103 ce carcasa se deplaseaz\u0103 spre interior, pelicula este comprimat\u0103; pe m\u0103sur\u0103 ce se deplaseaz\u0103 spre exterior, pelicula se extinde.<\/li>\n<li><strong>Rezisten\u021b\u0103 v\u00e2scoas\u0103:<\/strong> uleiul rezist\u0103 la a fi expulzat din intersti\u021biu, gener\u00e2nd o for\u021b\u0103 de amortizare propor\u021bional\u0103 cu viteza.<\/li>\n<li><strong>Disiparea energiei:<\/strong> energia vibra\u021biilor este transformat\u0103 \u00een c\u0103ldur\u0103 \u00een ulei \u0219i evacuat\u0103 de fluxul de alimentare.<\/li>\n<\/ol>\n<p>Deoarece for\u021ba de rezisten\u021b\u0103 este propor\u021bional\u0103 cu viteza, nu cu deplasarea, amortizorul se opune <em>mi\u015fcare<\/em> f\u0103r\u0103 a se comporta ca un arc \u2014 tr\u0103s\u0103tura definitorie care deosebe\u0219te amortizarea de rigiditate.<\/p>\n<h3>Prin ce difer\u0103 de un lag\u0103r de alunecare<\/h3>\n<ul>\n<li><strong>Lag\u0103r de alunecare:<\/strong> preia sarcinile statice \u0219i dinamice prin presiunea peliculei hidrodinamice, contribuind at\u00e2t la rigiditate, c\u00e2t \u0219i la amortizare.<\/li>\n<li><strong>Amortizor cu pelicul\u0103 strivit\u0103:<\/strong> asigur\u0103 amortizare cu rigiditate minim\u0103 \u0219i nu preia sarcin\u0103 constant\u0103.<\/li>\n<li><strong>Combina\u0163ie:<\/strong> un rulment (care preia sarcina) \u00eempreun\u0103 cu un SFD (care asigur\u0103 amortizarea) formeaz\u0103 o combina\u021bie ideal\u0103 pentru numeroase construc\u021bii de mare vitez\u0103, deoarece rulmen\u021bii ofer\u0103 prin ei \u00een\u0219i\u0219i o amortizare aproape inexistent\u0103.<\/li>\n<\/ul>\n<h2>2. Construc\u021bie \u0219i proiectare<\/h2>\n<h3>Componente de baz\u0103<\/h3>\n<ul>\n<li><strong>Inel interior (carcasa rulmentului):<\/strong> suprafa\u021ba exterioar\u0103 a carcasei rulmentului, liber\u0103 s\u0103 se deplaseze radial.<\/li>\n<li><strong>Inel exterior (carcasa amortizorului):<\/strong> o carcas\u0103 fix\u0103 cu un alezaj cilindric precis.<\/li>\n<li><strong>Jocul inelar:<\/strong> spa\u021biul radial dintre c\u0103ile de rulare interioar\u0103 \u0219i exterioar\u0103, de obicei 0,1\u20130,5 mm.<\/li>\n<li><strong>Oil supply:<\/strong> ulei sub presiune introdus \u00een spa\u021biul de joc.<\/li>\n<li><strong>End seals:<\/strong> inele tip O sau garnituri similare care re\u021bin uleiul \u00een direc\u021bie axial\u0103.<\/li>\n<li><strong>Elemente de centrare:<\/strong> arcuri sau elemente de re\u021binere care \u00eempiedic\u0103 deplasarea excesiv\u0103 \u0219i men\u021bin fusul concentric \u00een repaus.<\/li>\n<\/ul>\n<h3>Parametri de proiectare<\/h3>\n<ul>\n<li><strong>Jocul radial (c):<\/strong> stabile\u0219te coeficientul de amortizare \u2014 un joc mai mic ofer\u0103 o amortizare mult mai mare.<\/li>\n<li><strong>Lungime (L):<\/strong> lungimea axial\u0103 a amortizorului \u2014 mai mare \u00eenseamn\u0103 o amortizare mai mare.<\/li>\n<li><strong>Diametru (D):<\/strong> un diametru mai mare ofer\u0103 mai mult\u0103 amortizare.<\/li>\n<li><strong>V\u00e2scozitatea uleiului (\u00b5):<\/strong> v\u00e2scozitatea mai mare ofer\u0103 o amortizare mai mare.<\/li>\n<li><strong>End-seal type:<\/strong> determin\u0103 scurgerea axial\u0103 a uleiului \u0219i, prin urmare, amortizarea efectiv\u0103.<\/li>\n<\/ul>\n<h2>3. Coeficientul de amortizare<\/h2>\n<p>For\u021ba de amortizare produs\u0103 de un amortizor cu film comprimat este, \u00eentr-o prim\u0103 aproximare:<\/p>\n<blockquote><p>F<sub>amortizare<\/sub> = C \u00d7 vitez\u0103, unde coeficientul de amortizare C \u221d (\u00b5 \u00b7 D \u00b7 L\u00b3) \/ c\u00b3.<\/p><\/blockquote>\n<p>Dependen\u021ba cubic\u0103 de jocul radial este faptul esen\u021bial: coeficientul variaz\u0103 cu 1\/c\u00b3, astfel \u00eenc\u00e2t <strong>\u00eenjum\u0103t\u0103\u021birea jocului radial multiplic\u0103 amortizarea de aproximativ opt ori<\/strong>. Aceast\u0103 sensibilitate extrem\u0103 este o sabie cu dou\u0103 t\u0103i\u0219uri \u2014 \u00eei ofer\u0103 proiectantului o p\u00e2rghie puternic\u0103, dar \u00eenseamn\u0103 totodat\u0103 c\u0103 toleran\u021bele de fabrica\u021bie, dilatarea termic\u0103 \u0219i uzura alezajului au toate un efect dispropor\u021bionat asupra performan\u021bei reale. Alegerea grosimii optime a filmului este, prin urmare, decizia central\u0103 de proiectare, iar aceasta se ia \u00eempreun\u0103 cu valoarea prezis\u0103 a rotorului&#8217;ului <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/mode-shape\/\">forme de mod<\/a>.<\/p>\n<h3>Arcuri de centrare<\/h3>\n<ul>\n<li><strong>Scop:<\/strong> pentru a \u00eempiedica amortizorul s\u0103 &#8220;ajung\u0103 la cap\u0103t&#8221; \u00een contact metal-pe-metal atunci c\u00e2nd mi\u0219carea este mare.<\/li>\n<li><strong>Selectarea rigidit\u0103\u021bii:<\/strong> suficient de moale pentru a permite amortizorului s\u0103 se mi\u0219te \u0219i s\u0103 \u00ee\u0219i \u00eendeplineasc\u0103 rolul, dar suficient de rigid pentru a men\u021bine fusul centrat sub ac\u021biunea gravita\u021biei \u0219i a sarcinilor laterale statice.<\/li>\n<li><strong>Tipuri comune:<\/strong> arcul tip colivie de veveri\u021b\u0103 (un inel de elemente de grind\u0103 circumferen\u021biale), arcuri elicoidale \u0219i elemente elastomerice.<\/li>\n<\/ul>\n<h3>Alimentare \u0219i evacuare a uleiului<\/h3>\n<ul>\n<li>O alimentare sub presiune, de regul\u0103 1\u20135 bar, pentru a men\u021bine jocul radial plin.<\/li>\n<li>Un debit adecvat pentru a evacua c\u0103ldura generat\u0103 de film.<\/li>\n<li>Un drenaj corespunz\u0103tor pentru a preveni inundarea cu ulei \u0219i suprapresurizarea.<\/li>\n<li>Aerisire pentru a evita <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/cavitation\/\">cavita\u021bie<\/a> \u00een interiorul filmului.<\/li>\n<\/ul>\n<h2>4. Avantajele amortizoarelor cu film comprimat<\/h2>\n<ul>\n<li><strong>Adaug\u0103 amortizare f\u0103r\u0103 rigiditate:<\/strong> cre\u0219te disiparea de energie f\u0103r\u0103 a deplasa semnificativ tura\u021biile critice ale rotorului&#8217;ului.<\/li>\n<li><strong>Reduce vibra\u021biile la viteza critic\u0103:<\/strong> holds <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/resonance\/\">rezonan\u021b\u0103<\/a> amplitudinile p\u00e2n\u0103 la niveluri sigure.<\/li>\n<li><strong>Previne instabilit\u0103\u021bile:<\/strong> helps suppress <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/oil-whirl\/\">v\u00e2rtej de ulei<\/a>, <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/shaft-whip\/\">biciuirea arborelui<\/a> \u0219i alte vibra\u021bii autoexcitate.<\/li>\n<li><strong>Izoleaz\u0103 for\u021ba transmis\u0103:<\/strong> reduce vibra\u021bia transmis\u0103 c\u0103tre funda\u021bie \u0219i structura \u00eenconjur\u0103toare.<\/li>\n<li><strong>Tolereaz\u0103 regimurile tranzitorii:<\/strong> atenueaz\u0103 vibra\u021bia \u00een timpul pornirii, opririi \u0219i al schimb\u0103rilor de sarcin\u0103.<\/li>\n<li><strong>Capacitate de retrofit:<\/strong> Poate fi ad\u0103ugat la ma\u0219inile existente f\u0103r\u0103 o reproiectare major\u0103<\/li>\n<li><strong>Func\u021bionare pasiv\u0103:<\/strong> nu necesit\u0103 sistem de control sau alimentare extern\u0103 \u2014 doar un circuit de ulei.<\/li>\n<\/ul>\n<h2>5. Aplica\u021bii<\/h2>\n<h3>Turbine cu gaz pentru aeronave<\/h3>\n<ul>\n<li>Aproape universale \u00een motoarele de avia\u021bie moderne.<\/li>\n<li>Esen\u021bial pentru controlul vibra\u021biilor \u00een timpul trecerii prin tura\u021biile critice la pornire.<\/li>\n<li>Fac viabile rulmen\u021bii cu corpuri de rostogolire \u00een aplica\u021bii de foarte mare tura\u021bie.<\/li>\n<li>Construc\u021bie compact\u0103 \u0219i u\u0219oar\u0103 \u2014 un avantaj decisiv pentru industria aerospa\u021bial\u0103.<\/li>\n<\/ul>\n<h3>Turbine industriale cu gaz<\/h3>\n<ul>\n<li>Utilizat \u00eempreun\u0103 cu rulmen\u021bi cu elemente de rostogolire sau cu patine oscilante.<\/li>\n<li>Controla\u021bi vibra\u021biile pe parcursul porniri \u0219i opririlor frecvente.<\/li>\n<li>Reduce\u021bi vibra\u021biile transmise c\u0103tre structura de sus\u021binere.<\/li>\n<\/ul>\n<h3>Compresoare de \u00eenalt\u0103 vitez\u0103<\/h3>\n<ul>\n<li>Ad\u0103uga\u021bi o amortizare suplimentar\u0103 fa\u021b\u0103 de cea oferit\u0103 doar de rulmen\u021bi.<\/li>\n<li>Previn instabilit\u0103\u021bile \u00een condi\u021bii de sarcin\u0103 redus\u0103.<\/li>\n<li>L\u0103rgi\u021bi domeniul util de func\u021bionare.<\/li>\n<\/ul>\n<h3>Aplica\u021bii de modernizare<\/h3>\n<ul>\n<li>Montat pe utilaje existente care sufer\u0103 de vibra\u021bii excesive la tura\u021bia critic\u0103.<\/li>\n<li>O solu\u021bie atunci c\u00e2nd echilibrarea \u0219i alinierea singure nu pot reduce suficient vibra\u021biile.<\/li>\n<li>O alternativ\u0103 la reproiectarea costisitoare a rotorului sau a rulmen\u021bilor.<\/li>\n<\/ul>\n<h2>6. Provoc\u0103ri \u0219i limit\u0103ri<\/h2>\n<h3>Provoc\u0103ri de proiectare<\/h3>\n<ul>\n<li><strong>Cavita\u021bie:<\/strong> filmul poate cavita \u2014 poate forma bule de vapori \u2014 ceea ce reduce amortizarea efectiv\u0103.<\/li>\n<li><strong>Air ingestion:<\/strong> aerul antrenat \u00eenmoaie filmul \u0219i reduce amortizarea.<\/li>\n<li><strong>Dependen\u021ba de frecven\u021b\u0103:<\/strong> eficacitatea amortiz\u0103rii variaz\u0103 \u00een func\u021bie de frecven\u021ba vibra\u021biilor.<\/li>\n<li><strong>Comportament neliniar:<\/strong> performan\u021ba se modific\u0103 \u00een func\u021bie de amplitudine, iar orbitele mari care se apropie de limita jocului se comport\u0103 foarte neliniar.<\/li>\n<\/ul>\n<h3>Provoc\u0103ri opera\u021bionale<\/h3>\n<ul>\n<li><strong>Sensibilitate la temperatur\u0103:<\/strong> v\u00e2scozitatea uleiului scade odat\u0103 cu cre\u0219terea temperaturii, reduc\u00e2nd direct amortizarea.<\/li>\n<li><strong>Cur\u0103\u0163enie:<\/strong> contaminarea poate bloca alimentarea sau poate zg\u00e2ria suprafe\u021bele de precizie.<\/li>\n<li><strong>Dependen\u021ba de alimentare cu ulei:<\/strong> pierderea presiunii uleiului elimin\u0103 complet amortizarea.<\/li>\n<li><strong>Seal wear:<\/strong> etan\u0219\u0103rile terminale se degradeaz\u0103 \u00een timp, reduc\u00e2nd treptat eficien\u021ba.<\/li>\n<\/ul>\n<h3>Cerin\u021be de \u00eentre\u021binere<\/h3>\n<ul>\n<li>Monitoriza\u021bi presiunea \u0219i temperatura aliment\u0103rii cu ulei.<\/li>\n<li>Inspecta periodic etan\u0219\u0103rile terminale.<\/li>\n<li>Verifica\u021bi jocurile \u00een timpul reviziilor generale.<\/li>\n<li>Verifica\u021bi starea arcurilor de centrare.<\/li>\n<li>Cur\u0103\u021ba\u021bi canalele de ulei \u0219i filtrele.<\/li>\n<\/ul>\n<h2>7. Solu\u021bii constructive avansate<\/h2>\n<h3>Amortizoare cu segmen\u021bi de piston<\/h3>\n<ul>\n<li>Utiliza\u021bi segmen\u021bi de piston \u00een locul garniturilor inelare de tip O-ring.<\/li>\n<li>Permite\u021bi o scurgere controlat\u0103 a uleiului pentru o distribu\u021bie mai bun\u0103 a presiunii.<\/li>\n<li>Reduce\u021bi tendin\u021ba de cavita\u021bie.<\/li>\n<\/ul>\n<h3>Amortizoare cu cap\u0103t deschis<\/h3>\n<ul>\n<li>F\u0103r\u0103 garnituri de cap\u0103t \u2014 uleiul curge liber \u00een direc\u021bia axial\u0103.<\/li>\n<li>Un design mai simplu, f\u0103r\u0103 probleme de uzur\u0103 a garniturilor.<\/li>\n<li>Necesit\u0103 debite de ulei mai ridicate.<\/li>\n<li>Asigur\u0103 o amortizare mai uniform\u0103 \u0219i mai previzibil\u0103.<\/li>\n<\/ul>\n<h3>Amortizoare integrate<\/h3>\n<ul>\n<li>Filmul de amortizare se formeaz\u0103 direct \u00eentre spatele lag\u0103rului \u0219i carcasa acestuia.<\/li>\n<li>Nu este necesar\u0103 o component\u0103 de amortizare separat\u0103.<\/li>\n<li>Compact, dar limitat \u00een privin\u021ba amortiz\u0103rii pe care o poate oferi.<\/li>\n<\/ul>\n<h2>8. Eficacitate \u0219i performan\u021b\u0103<\/h2>\n<h3>Reducerea vibra\u021biilor<\/h3>\n<ul>\n<li>Poate reduce vibra\u021biile la tura\u021bia critic\u0103 cu 50\u201380%.<\/li>\n<li>Deosebit de eficiente \u00een controlul rezonan\u021bei.<\/li>\n<li>L\u0103rge\u0219te v\u00e2rful tura\u021biei critice, f\u0103c\u00e2ndu-l mai pu\u021bin pronun\u021bat.<\/li>\n<li>Permite o trecere mai sigur\u0103 \u0219i mai lin\u0103 prin tura\u021biile critice \u2014 vizibil\u0103 ca un v\u00e2rf mai aplatizat pe un <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/bode-plot\/\">Diagrama Bode<\/a> during run-up.<\/li>\n<\/ul>\n<h3>\u00cembun\u0103t\u0103\u021birea stabilit\u0103\u021bii<\/h3>\n<ul>\n<li>Cre\u0219te tura\u021bia de declan\u0219are (pragul) pentru <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/rotor-instability\/\">instabilit\u0103\u021bi<\/a>.<\/li>\n<li>Poate preveni <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/oil-whirl\/\">v\u00e2rtej de ulei<\/a> atunci c\u00e2nd este combinat cu lag\u0103re cu rulmen\u021bi.<\/li>\n<li>Adaug\u0103 o amortizare pozitiv\u0103 care contracareaz\u0103 for\u021bele cuplate \u00eencruci\u0219at care produc instabilitate.<\/li>\n<\/ul>\n<h2>9. Proiectare, analiz\u0103 \u0219i verificare pe teren<\/h2>\n<p>Proiectarea corect\u0103 a unui amortizor cu film comprimat necesit\u0103 un studiu integrat al \u00eentregului <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/rotor-bearing-system\/\">sistem rotor-rulment<\/a>:<\/p>\n<ul>\n<li><strong>Analiza dinamicii rotorului:<\/strong> modelarea \u00eempreun\u0103 a rotorului, lag\u0103relor \u0219i amortizorului pentru a prezice r\u0103spunsul \u0219i stabilitatea.<\/li>\n<li><strong>Analiza peliculei de fluid:<\/strong> solu\u021bii ale ecua\u021biei Reynolds pentru distribu\u021bia presiunii \u00een film.<\/li>\n<li><strong>Analiza neliniar\u0103:<\/strong> \u021bin\u00e2nd cont de cavita\u021bie \u0219i de comportamentul dependent de amplitudine.<\/li>\n<li><strong>Analiza termic\u0103:<\/strong> cre\u0219terea temperaturii uleiului \u0219i disiparea c\u0103ldurii.<\/li>\n<li><strong>Software specializat:<\/strong> pachetele de dinamica rotoarelor precum DyRoBeS \u0219i XLTRC includ modele de SFD.<\/li>\n<\/ul>\n<p>Oric\u00e2t de bun ar fi proiectul, sarcina sa real\u0103 este s\u0103 men\u021bin\u0103 vibra\u021biile m\u0103surate \u00een limite acceptabile, iar acest lucru se confirm\u0103 pe ma\u0219ina \u00een func\u021biune, nu pe h\u00e2rtie. Un analizor portabil cu dou\u0103 canale precum <a href=\"https:\/\/vibromera.eu\/ro\/produs\/balanset-1\/\">Balanset-1A<\/a> este instrumentul practic pentru aceast\u0103 verificare: cu <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/accelerometer\/\">accelerometre<\/a> la carcasele lag\u0103relor, acesta capteaz\u0103 amplitudinea \u0219i <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/phase\/\">faz\u0103<\/a> through a <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/coastdown\/\">pornire sau oprire treptat\u0103<\/a>, permi\u021b\u00e2nd inginerului s\u0103 observe c\u00e2t de larg \u0219i c\u00e2t de jos este, de fapt, v\u00e2rful amortizat al tura\u021biei critice \u0219i s\u0103 confirme c\u0103 rotorul trece prin rezonan\u021b\u0103 \u00een siguran\u021b\u0103. Dac\u0103 dezechilibrul rezidual <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/unbalance\/\">dezechilibru<\/a> alimenteaz\u0103 rezonan\u021ba, acela\u0219i instrument poate <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/echilibrarea-campului\/\">echilibrare \u00een teren<\/a> rotorul \u2014 deoarece chiar \u0219i cel mai bun amortizor func\u021bioneaz\u0103 mai bine atunci c\u00e2nd for\u021ba excitatoare pe care trebuie s\u0103 o absoarb\u0103 este mai \u00eent\u00e2i redus\u0103 la minimum.<\/p>\n<h2>10. C\u00e2nd s\u0103 utiliza\u021bi \u2014 \u0219i c\u00e2nd nu<\/h2>\n<h3>Aplica\u021bii recomandate<\/h3>\n<ul>\n<li><strong>Ma\u0219ini de mare vitez\u0103:<\/strong> func\u021bion\u00e2nd aproape de sau peste vitezele critice.<\/li>\n<li><strong>Sisteme cu rulmen\u021bi cu elemente de rulare:<\/strong> unde lag\u0103rele \u00een sine asigur\u0103 o amortizare redus\u0103.<\/li>\n<li><strong>Rotoare flexibile:<\/strong> care func\u021bioneaz\u0103 peste prima tura\u021bie critic\u0103.<\/li>\n<li><strong>Probleme de stabilitate:<\/strong> unde instabilit\u0103\u021bile rotorului reprezint\u0103 un risc real.<\/li>\n<li><strong>Control tranzitoriu:<\/strong> reducerea vibra\u021biilor la pornire \u0219i la oprire.<\/li>\n<\/ul>\n<h3>Nu este recomandat c\u00e2nd<\/h3>\n<ul>\n<li>Func\u021bionarea se face la tura\u021bie redus\u0103, iar amortizarea nu este critic\u0103.<\/li>\n<li>Constr\u00e2ngerile de spa\u021biu \u00eempiedic\u0103 instalarea.<\/li>\n<li>Nu este disponibil un sistem fiabil de alimentare cu ulei.<\/li>\n<li>Resursele de mentenan\u021b\u0103 sunt limitate \u2014 amortizoarele adaug\u0103 un sistem de ulei care trebuie \u00eentre\u021binut.<\/li>\n<li>M\u0103suri mai simple, cum ar fi alinierea precis\u0103 <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/echilibrare\/\">echilibrare<\/a> sau <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/misalignment\/\">aliniere<\/a>, fac deja aceast\u0103 treab\u0103.<\/li>\n<\/ul>\n<p>Amortizorul cu film de ulei strivit (squeeze film damper) este o solu\u021bie elegant\u0103 pentru controlul vibra\u021biilor la ma\u0219inile rotative de mare vitez\u0103. Oferind o amortizare substan\u021bial\u0103 f\u0103r\u0103 a ad\u0103uga aproape deloc rigiditate, acesta permite func\u021bionarea \u00een siguran\u021b\u0103 prin tura\u021biile critice, suprim\u0103 instabilit\u0103\u021bile distructive \u0219i extinde plaja de func\u021bionare \u2014 totul \u00eentr-un ansamblu compact, pasiv, care nu cere mai mult dec\u00e2t o alimentare curat\u0103 \u0219i constant\u0103 cu ulei.<\/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 amortizoarele cu pelicul\u0103 compresibil\u0103, dispozitive pasive care utilizeaz\u0103 pelicule de ulei pentru a asigura amortizarea \u00een ma\u0219inile rotative, control\u00e2nd vibra\u021biile la tura\u021bia critic\u0103 \u0219i prevenind instabilit\u0103\u021bile rotorului.<\/p>","protected":false},"featured_media":0,"template":"","meta":{"ai_generated_summary":"","footnotes":""},"categories":[109,110],"tags":[],"class_list":["post-251","glossary","type-glossary","status-publish","hentry","category-glossary","category-vibration-diagnostics"],"_links":{"self":[{"href":"https:\/\/vibromera.eu\/ro\/wp-json\/wp\/v2\/glossary\/251","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\/251\/revisions"}],"predecessor-version":[{"id":101461,"href":"https:\/\/vibromera.eu\/ro\/wp-json\/wp\/v2\/glossary\/251\/revisions\/101461"}],"wp:attachment":[{"href":"https:\/\/vibromera.eu\/ro\/wp-json\/wp\/v2\/media?parent=251"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vibromera.eu\/ro\/wp-json\/wp\/v2\/categories?post=251"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vibromera.eu\/ro\/wp-json\/wp\/v2\/tags?post=251"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}