{"id":134,"date":"2025-10-31T00:25:51","date_gmt":"2025-10-31T00:25:51","guid":{"rendered":"https:\/\/vibromera.eu\/glossary\/gyroscopic-effect\/"},"modified":"2026-05-23T22:51:46","modified_gmt":"2026-05-23T22:51:46","slug":"gyroscopic-effect","status":"publish","type":"glossary","link":"https:\/\/vibromera.eu\/ro\/glossary\/gyroscopic-effect\/","title":{"rendered":"Ce este efectul giroscopic \u00een dinamica rotorului?"},"content":{"rendered":"<h1>\u00cen\u021belegerea efectului giroscopic \u00een dinamica rotorului<\/h1>\n\t\t<section class=\"woocommerce hestia-shop products is-shortcode\" id=\"products\" data-sorder=\"hestia_shop\" >\n\t\t\t\t\t\t<div class=\"\">\n\t\t\t\t\t\t<div class=\"hestia-shop-content\">\n\t\t\t<div class=\"row\" data-aos=\"fade-up\" >\t\t\t\t\t<div class=\"col-ms-6 col-sm-6 col-md-3 shop-item\">\n\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/ro\/product\/balanset-1\/\" class=\"woocommerce-LoopProduct-link woocommerce-loop-product__link\">\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"card-image\">\n\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/vibromera.eu\/ro\/product\/balanset-1\/\" title=\"Echilibrator portabil \u0219i analizor de vibra\u021bii Balanset-1A\">\n\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"230\" height=\"153\" src=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/09\/77-e1693745667801-230x153.webp\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"Balanset-1A kit complet \u2014 echilibrator portabil \u0219i analizor de vibra\u021bii\" srcset=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/09\/77-e1693745667801-230x153.webp 230w, https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/09\/77-e1693745667801-18x12.webp 18w, https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/09\/77-e1693745667801-360x240.webp 360w, https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/09\/77-e1693745667801-272x182.webp 272w\" sizes=\"auto, (max-width: 230px) 100vw, 230px\" \/>\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<div class=\"ripple-container\"><\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<div class=\"content\">\n\t\t\t\t\t\t\t\t<span class=\"category\"><a href=\"https:\/\/vibromera.eu\/ro\/product-category\/devices\/\" rel=\"tag\">Dispozitive<\/a><\/span>\n\t\t\t\t\t\t\t\t<h4 class=\"card-title\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"shop-item-title-link\" href=\"https:\/\/vibromera.eu\/ro\/product\/balanset-1\/\" title=\"Echilibrator portabil \u0219i analizor de vibra\u021bii Balanset-1A\">Echilibrator portabil \u0219i analizor de vibra\u021bii Balanset-1A<\/a>\n\n\t\t\t\t\t\t\t\t<\/h4>\n\n\t\t\t\t\t\t\t\t\n\t\t\t\t\t\t\t\t<div class=\"footer\">\n\n\t\t\t\t\t\t\t\t\t<div class=\"price\"><h4><span class=\"woocommerce-Price-amount amount\"><span class=\"woocommerce-Price-currencySymbol\">\u20ac<\/span>1,975.00<\/span> + TVA (dac\u0103 este cazul)<\/h4><\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"stats\">\n\t\t\t\t\t\t\t\t\t\t<a rel=\"nofollow\" href=\"\/ro\/wp-json\/wp\/v2\/glossary\/134?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\/134?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\/134?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\/134?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\/134?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\/134?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\/134?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\/134?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\/134?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\/134?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\/134?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\/134?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\/134?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\/134?add-to-cart=4193\" aria-describedby=\"woocommerce_loop_add_to_cart_link_describedby_4193\" data-quantity=\"1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart\" data-product_id=\"4193\" data-product_sku=\"BS-1OEM\" aria-label=\"Adaug\u0103 \u00een co\u0219: &amp;lbquo;Dynamic balancer \u201cBalanset-1A\u201d OEM\u201d\" rel=\"nofollow\" data-success_message=\"\u201eDynamic balancer \u201cBalanset-1A\u201d OEM\u201d a fost ad\u0103ugat \u00een co\u0219\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Adaug\u0103 \u00een co\u0219<\/a>\t<span id=\"woocommerce_loop_add_to_cart_link_describedby_4193\" class=\"screen-reader-text\">\n\t\t\t<\/span>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/section>\n\t\t\n<p>The <strong>efect giroscopic<\/strong> este fenomenul fizic prin care un obiect care se rote\u0219te <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/rotor\/\">rotor<\/a> se opune modific\u0103rilor axei sale de rota\u021bie \u0219i genereaz\u0103 momente \u2014 cupluri \u2014 ori de c\u00e2te ori este for\u021bat s\u0103 se \u00eencline \u00een jurul unei axe perpendiculare pe axa de rota\u021bie. \u00cen <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/rotor-dynamics\/\">dinamica rotorului<\/a>, aceste momente giroscopice sunt reac\u021bii interne care apar atunci c\u00e2nd un arbore rotativ se \u00eendoaie sau vibreaz\u0103 lateral, for\u021b\u00e2nd vectorul momentului unghiular al rotorului s\u0103-\u0219i schimbe direc\u021bia. Ele nu reprezint\u0103 un defect sau o defec\u021biune: sunt o consecin\u021b\u0103 inevitabil\u0103 a masei \u00een rota\u021bie \u0219i modific\u0103 comportamentul dinamic al ma\u0219inii. Momentele giroscopice influen\u021beaz\u0103 <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/natural-frequency\/\">frecven\u021be naturale<\/a>, <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/critical-speed\/\">viteze critice<\/a>, <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/mode-shape\/\">forme de mod<\/a>, precum \u0219i stabilitatea \u2014 iar cu c\u00e2t rotorul se rote\u0219te mai repede \u0219i cu c\u00e2t momentul s\u0103u polar de iner\u021bie este mai mare, cu at\u00e2t aceste caracteristici devin mai pronun\u021bate.<\/p>\n<h2>1. Bazele fizice: momentul cinetic<\/h2>\n<h3>Conservarea momentului cinetic<\/h3>\n<p>Un rotor \u00een rota\u021bie are un moment cinetic, L = I \u00d7 \u03c9, unde I este momentul polar de iner\u021bie, iar \u03c9 este viteza unghiular\u0103. Momentul cinetic se p\u0103streaz\u0103, cu excep\u021bia cazului \u00een care ac\u021bioneaz\u0103 asupra lui un cuplu extern. C\u00e2nd ceva for\u021beaz\u0103 axa de rota\u021bie s\u0103-\u0219i schimbe direc\u021bia \u2014 exact ceea ce se \u00eent\u00e2mpl\u0103 \u00een timpul vibra\u021biilor laterale sau al \u00eendoirii arborelui \u2014 conservarea impune apari\u021bia unui moment giroscopic de rezisten\u021b\u0103 care s\u0103 se opun\u0103 schimb\u0103rii. Acesta este acela\u0219i efect care men\u021bine un titirez \u00een pozi\u021bie vertical\u0103 \u0219i face ca roata unei biciclete s\u0103 fie greu de \u00eenclinat \u00een timp ce se \u00eenv\u00e2rte; \u00eentr-o ma\u0219in\u0103, acesta cupl\u0103 mi\u0219carea \u00eentr-un plan cu for\u021bele din planul perpendicular.<\/p>\n<h3>Regula m\u00e2inii drepte<\/h3>\n<p>Direc\u021bia momentului giroscopic respect\u0103 regula m\u00e2inii drepte:<\/p>\n<ul>\n<li>\u00cendreapt\u0103 degetul mare \u00een direc\u021bia vectorului de moment unghiular (axa de rota\u021bie).<\/li>\n<li>\u00cendoaie degetele \u00een direc\u021bia \u00een care axa este for\u021bat\u0103 s\u0103 se deplaseze (viteza unghiular\u0103 aplicat\u0103).<\/li>\n<li>Momentul giroscopic ac\u021bioneaz\u0103 perpendicular pe ambele, rezist\u00e2nd schimb\u0103rii<\/li>\n<\/ul>\n<h2>2. Efectele asupra dinamicii rotorului<\/h2>\n<h3>Desp\u0103r\u021birea frecven\u021belor naturale<\/h3>\n<p>Cea mai important\u0103 consecin\u021b\u0103 \u00een dinamica rotorului este faptul c\u0103 cuplajul giroscopic \u00eemparte fiecare frecven\u021b\u0103 natural\u0103 \u00een dou\u0103 \u2014 una \u00een sensul de mers \u0219i una \u00een sens invers <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/whirl\/\">v\u00e2rtej<\/a> mod:<\/p>\n<ul>\n<li><strong>Moduri de rotire \u00eenainte:<\/strong> Orbita arborelui se rote\u0219te \u00een aceea\u0219i direc\u021bie cu arborele. Momentele giroscopice ac\u021bioneaz\u0103 ca o rigiditate suplimentar\u0103 (&#8220;rigidizare giroscopic\u0103&#8221;), astfel \u00eenc\u00e2t frecven\u021bele naturale cresc odat\u0103 cu viteza de rota\u021bie, asigur\u00e2nd viteze critice mai stabile \u0219i mai mari.<\/li>\n<li><strong>Moduri de rota\u021bie invers\u0103:<\/strong> Orbita se rote\u0219te \u00een sens invers fa\u021b\u0103 de arbore. \u00cen acest caz, momentele giroscopice reduc rigiditatea efectiv\u0103 (&#8220;\u00eenmuiere giroscopic\u0103&#8221;), astfel \u00eenc\u00e2t frecven\u021bele naturale scad odat\u0103 cu viteza, ceea ce duce la viteze critice mai mici \u0219i mai pu\u021bin stabile.<\/li>\n<\/ul>\n<h3>Modificarea vitezei critice<\/h3>\n<p>Din cauza acestei diviz\u0103ri, vitezele critice nu mai sunt valori fixe, ci depind de viteza rotorului \u00een sine:<\/p>\n<ul>\n<li><strong>F\u0103r\u0103 efectele giroscopice,<\/strong> o vitez\u0103 critic\u0103 ar fi constant\u0103, determinat\u0103 exclusiv de mas\u0103 \u0219i rigiditate.<\/li>\n<li><strong>Datorit\u0103 efectelor giroscopice,<\/strong> vitezele critice la mersul \u00eenainte cresc odat\u0103 cu viteza, \u00een timp ce vitezele critice la mersul \u00eenapoi scad.<\/li>\n<li><strong>Beneficiile designului<\/strong> este faptul c\u0103 un rotor de mare vitez\u0103 poate func\u021biona uneori la o vitez\u0103 mai mare dec\u00e2t ar fi fost viteza sa critic\u0103 \u00een stare de repaus, deoarece rigidizarea giroscopic\u0103 a ridicat acea vitez\u0103 critic\u0103, elimin\u00e2nd-o din ecua\u021bie.<\/li>\n<\/ul>\n<h3>Modificarea formei modale<\/h3>\n<p>Cuplajul giroscopic modific\u0103 \u0219i formele modurilor de vibra\u021bie. Rota\u021biile \u00eenainte \u0219i \u00eenapoi prezint\u0103 modele de deformare diferite, mi\u0219c\u0103rile de transla\u021bie \u0219i rota\u021bie (\u00eenclinare) se cupleaz\u0103, iar formele modurilor rezultate sunt mai complexe dec\u00e2t cele ale unei structuri echivalente nerotative.<\/p>\n<h2>3. Ce determin\u0103 amploarea<\/h2>\n<h3>Caracteristicile \u0219i geometria rotorului<\/h3>\n<p>Intensitatea efectului giroscopic este determinat\u0103 \u00een mare m\u0103sur\u0103 de modul \u00een care este distribuit\u0103 masa rotorului:<\/p>\n<ul>\n<li><strong>Momentul polar de iner\u021bie (I<sub>p<\/sub>):<\/strong> masele mari, \u00een form\u0103 de disc, genereaz\u0103 cele mai puternice momente giroscopice.<\/li>\n<li><strong>Momentul de iner\u021bie diametral (I<sub>d<\/sub>):<\/strong> raportul I<sub>p<\/sub>\/I<sub>d<\/sub> indic\u0103 c\u00e2t de semnificativ este un rotor din punct de vedere giroscopic \u2014 un disc sub\u021bire are un raport ridicat, iar un tambur lung \u0219i sub\u021bire are unul sc\u0103zut.<\/li>\n<li><strong>Loca\u021bia \u0219i num\u0103rul discului:<\/strong> Discurile situate \u00een apropierea punctului median al deschiderii asigur\u0103 o cuplare maxim\u0103, iar prezen\u021ba mai multor discuri amplific\u0103 acest efect.<\/li>\n<li><strong>Tipul rotorului:<\/strong> discurile late \u0219i sub\u021biri, precum ro\u021bile de turbin\u0103 \u0219i ro\u021bile de compresor, au un I ridicat<sub>p<\/sub>; un ax sub\u021bire care le leag\u0103 amplific\u0103 cuplajul; rotoare cilindrice de tip tambur, cu un I mai mic<sub>p<\/sub>\/I<sub>d<\/sub> raportul, au efecte mult mai slabe.<\/li>\n<\/ul>\n<h3>Viteza de func\u021bionare<\/h3>\n<p>Momentele giroscopice sunt propor\u021bionale cu viteza de rota\u021bie, astfel \u00eenc\u00e2t sunt neglijabile la viteze mici \u0219i devin dominante la viteze mari \u2014 \u00een general, peste aproximativ 10.000 rpm pentru utilajele obi\u0219nuite, de\u0219i pragul depinde de geometrie. De aceea, ele sunt decisive pentru turbine, compresoare \u0219i arbori de rota\u021bie rapid\u0103, dar pot fi \u00een mare m\u0103sur\u0103 ignorate \u00een cazul ventilatoarelor \u0219i pompelor cu vitez\u0103 redus\u0103.<\/p>\n<h2>4. Implica\u021bii practice<\/h2>\n<h3>Proiectare \u0219i analiz\u0103<\/h3>\n<ul>\n<li><strong>Analiza vitezei critice:<\/strong> Orice estimare precis\u0103 pentru un rotor de mare vitez\u0103 trebuie s\u0103 \u021bin\u0103 cont de efectele giroscopice, altfel vitezele critice calculate vor fi pur \u0219i simplu eronate.<\/li>\n<li><strong><a href=\"https:\/\/vibromera.eu\/ro\/glossary\/campbell-diagram\/\">Diagrame Campbell<\/a>:<\/strong> aceste grafice arat\u0103 c\u0103 curbele de v\u00e2rtej \u00eenainte \u0219i \u00eenapoi se \u00eendep\u0103rteaz\u0103 una de alta pe m\u0103sur\u0103 ce viteza cre\u0219te, iar o <a href=\"https:\/\/vibromera.eu\/ro\/calculators\/campbell-diagram-calculator\/\">Calculator pentru diagrama Campbell<\/a> ajut\u0103 la identificarea punctului \u00een care fiecare curb\u0103 intersecteaz\u0103 o linie de excita\u021bie.<\/li>\n<li><strong>Alegerea rulmentului:<\/strong> Rigiditatea asimetric\u0103 a rulmentului poate fi utilizat\u0103 pentru a favoriza preferen\u021bial modul de v\u00e2rtej \u00eenainte.<\/li>\n<li><strong>Intervalul de vitez\u0103 de func\u021bionare:<\/strong> Rigidizarea giroscopic\u0103 poate permite \u00een mod legitim func\u021bionarea peste viteza critic\u0103 \u00een absen\u021ba rota\u021biei.<\/li>\n<\/ul>\n<h3>Implica\u021bii privind echilibrarea<\/h3>\n<p>Cuplajul giroscopic are consecin\u021be directe \u0219i practice asupra echilibr\u0103rii. Acesta modific\u0103 <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/influence-coefficient\/\">coeficien\u021bi de influen\u021b\u0103<\/a>, astfel \u00eenc\u00e2t r\u0103spunsul rotorului la <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/trial-weight\/\">greut\u0103\u021bi de prob\u0103<\/a> se schimb\u0103 odat\u0103 cu viteza; <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/modal-balancing\/\">echilibrare modal\u0103<\/a> unui <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/flexible-rotor\/\">rotor flexibil<\/a> trebuie s\u0103 \u021bin\u0103 seama de modurile de v\u00e2rtej \u00eenainte \u0219i \u00eenapoi divizate, precum \u0219i de eficacitatea fiec\u0103ruia <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/correction-plane\/\">plan de corec\u021bie<\/a> depinde de forma modului, pe care cuplajul giroscopic a modificat-o. \u00cen practic\u0103, aceasta \u00eenseamn\u0103 c\u0103 un rotor de mare vitez\u0103 trebuie echilibrat la viteza sa de func\u021bionare sau la o vitez\u0103 apropiat\u0103 de aceasta. Un analizor portabil cu dou\u0103 canale, precum <a href=\"https:\/\/vibromera.eu\/ro\/produs\/balanset-1\/\">Balanset-1A<\/a> m\u0103soar\u0103 amplitudinea \u0219i faza la 1\u00d7 \u0219i calculeaz\u0103 coeficien\u021bii de influen\u021b\u0103 la viteza real\u0103 de rota\u021bie a rotorului, astfel \u00eenc\u00e2t corec\u021bia pe care o genereaz\u0103 reflect\u0103 r\u0103spunsul real al rotorului, modificat giroscopic, \u0219i nu o aproximare la vitez\u0103 redus\u0103.<\/p>\n<h3>Analiza vibra\u021biilor<\/h3>\n<p>Rotirile \u00eenainte \u0219i \u00eenapoi las\u0103 urme distincte \u00een date. <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/orbit\/\">Analiza orbitei<\/a> indic\u0103 direct direc\u021bia de precesie, iar o <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/spectrum\/\">spectru<\/a> Analiza poate eviden\u021bia at\u00e2t componentele directe, c\u00e2t \u0219i cele inverse, ajut\u00e2ndu-l pe analist s\u0103 atribuie un v\u00e2rf modului de v\u00e2rtej corespunz\u0103tor.<\/p>\n<h2>5. Exemple practice din diverse sectoare<\/h2>\n<h3>Motoare cu turbin\u0103 pentru aeronave<\/h3>\n<p>Discurile de mare vitez\u0103 ale compresorului \u0219i turbinei, care se rotesc cu 20.000\u201340.000 rpm, genereaz\u0103 momente giroscopice puternice care opun o rezisten\u021b\u0103 fizic\u0103 manevrelor aeronavei. Vitezele lor critice se situeaz\u0103 cu mult peste valorile prev\u0103zute de calculele efectuate \u00een condi\u021bii de repaus, iar modurile de v\u00e2rtej \u00eenainte domin\u0103 r\u0103spunsul.<\/p>\n<h3>Turbine pentru producerea energiei electrice<\/h3>\n<p>Ro\u021bile mari ale turbinei, care func\u021bioneaz\u0103 la 3000\u20133600 rpm, genereaz\u0103 momente giroscopice care influen\u021beaz\u0103 comportamentul rotorului \u00een condi\u021bii de tranzi\u021bie \u0219i care trebuie luate \u00een considerare \u00een proiectarea seismic\u0103 \u0219i a funda\u021biei.<\/p>\n<h3>Arbori pentru ma\u0219ini-unelte<\/h3>\n<p>Arborii de mare vitez\u0103, cu tura\u021bii cuprinse \u00eentre 10.000 \u0219i 40.000 rpm, echipa\u021bi cu mandrine sau discuri de rectificare, se bazeaz\u0103 pe rigidizarea giroscopic\u0103 pentru a func\u021biona la tura\u021bii mai mari dec\u00e2t cele critice calculate \u00een stare de repaus, iar acest efect se reflect\u0103 asupra for\u021belor de t\u0103iere \u0219i asupra stabilit\u0103\u021bii generale a ma\u0219inii.<\/p>\n<h2>6. Descriere matematic\u0103 \u0219i teme avansate<\/h2>\n<p>Momentul giroscopic se exprim\u0103 succint astfel:<\/p>\n<blockquote><p>M<sub>g<\/sub> = I<sub>p<\/sub> \u00d7 \u03c9 \u00d7 \u03a9 - unde I<sub>p<\/sub> este momentul polar de iner\u021bie, \u03c9 este viteza de rota\u021bie (rad\/s), iar \u03a9 este viteza unghiular\u0103 de \u00eencovoiere sau de precesie a arborelui (rad\/s).<\/p><\/blockquote>\n<p>\u00cen ecua\u021biile de mi\u0219care, acest moment apare sub forma unor termeni de cuplare care leag\u0103 deplas\u0103rile laterale \u00een direc\u021bii perpendiculare, ceea ce explic\u0103 tocmai de ce un sistem rotativ se comport\u0103 at\u00e2t de diferit fa\u021b\u0103 de o structur\u0103 sta\u021bionar\u0103.<\/p>\n<h3>Rigidizare giroscopic\u0103<\/h3>\n<p>La viteze mari, efectul giroscopic poate rigidiza semnificativ rotorul \u00eempotriva deform\u0103rii laterale, cresc\u00e2nd vitezele critice de v\u00e2rtej \u00eenainte cu 50\u2013100 % sau mai mult \u0219i permi\u021b\u00e2nd func\u021bionarea peste viteza critic\u0103 \u00een absen\u021ba rota\u021biei. Aceast\u0103 rigidizare este, \u00een multe cazuri, ceea ce face posibil\u0103 func\u021bionarea practic\u0103 a rotorului flexibil.<\/p>\n<h3>Cuplajul giroscopic \u00een sistemele multirotor<\/h3>\n<p>Atunci c\u00e2nd mai multe rotoare fac parte din aceea\u0219i ma\u0219in\u0103, momentele giroscopice generate de fiecare dintre ele interac\u021bioneaz\u0103. Se pot dezvolta moduri cuplate complexe, distribu\u021bia vitezelor critice devine mai greu de prev\u0103zut, iar o evaluare precis\u0103 necesit\u0103, \u00een general, o analiz\u0103 dinamic\u0103 sofisticat\u0103 a sistemelor cu mai multe corpuri.<\/p>\n<p>\u00cen\u021belegerea efectelor giroscopice este esen\u021bial\u0103 pentru analiza precis\u0103 a ma\u0219inilor rotative de mare vitez\u0103. Acestea modific\u0103 \u00een mod fundamental comportamentul unui rotor \u00een raport cu o structur\u0103 sta\u021bionar\u0103 \u0219i fac parte integrant\u0103 din orice studiu serios privind dinamica rotorului, din previziunile privind viteza critic\u0103 sau din analiza vibra\u021biilor <a href=\"https:\/\/vibromera.eu\/ro\/glossary\/troubleshooting\/\">depanare<\/a> de echipamente de mare vitez\u0103.<\/p>\n<hr>\n<p><a href=\"https:\/\/vibromera.eu\/ro\/glossary\/\">\u2190 \u00cenapoi la indexul principal<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>\u00cenv\u0103\u021ba\u021bi despre efectele giroscopice, momentele generate atunci c\u00e2nd un rotor \u00een rota\u021bie experimenteaz\u0103 o mi\u0219care unghiular\u0103, care influen\u021beaz\u0103 vitezele critice \u0219i frecven\u021bele naturale ale ma\u0219inilor rotative.<\/p>","protected":false},"featured_media":0,"template":"","meta":{"ai_generated_summary":"","footnotes":""},"categories":[109,111],"tags":[],"class_list":["post-134","glossary","type-glossary","status-publish","hentry","category-glossary","category-rotor-balancing"],"_links":{"self":[{"href":"https:\/\/vibromera.eu\/ro\/wp-json\/wp\/v2\/glossary\/134","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\/134\/revisions"}],"predecessor-version":[{"id":101387,"href":"https:\/\/vibromera.eu\/ro\/wp-json\/wp\/v2\/glossary\/134\/revisions\/101387"}],"wp:attachment":[{"href":"https:\/\/vibromera.eu\/ro\/wp-json\/wp\/v2\/media?parent=134"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vibromera.eu\/ro\/wp-json\/wp\/v2\/categories?post=134"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vibromera.eu\/ro\/wp-json\/wp\/v2\/tags?post=134"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}