{"id":293,"date":"2025-10-31T00:25:51","date_gmt":"2025-10-31T00:25:51","guid":{"rendered":"https:\/\/vibromera.eu\/glossary\/vane-passing-frequency\/"},"modified":"2026-05-23T22:46:43","modified_gmt":"2026-05-23T22:46:43","slug":"vane-passing-frequency","status":"publish","type":"glossary","link":"https:\/\/vibromera.eu\/lt\/glossary\/vane-passing-frequency\/","title":{"rendered":"Kas yra men\u010di\u0173 pra\u0117jimo da\u017enis? Siurblio men\u010di\u0173 diagnostika"},"content":{"rendered":"<h1>Ment\u0117s pra\u0117jimo da\u017enio supratimas<\/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\/lt\/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\/lt\/product\/balanset-1\/\" title=\"Ne\u0161iojamas balansavimo \u012frenginys ir vibracijos analizatorius 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 pilno komplekto ne\u0161iojamas balansavimo \u012frenginys ir vibracijos analizatorius\" 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\/lt\/product-category\/devices\/\" rel=\"tag\">\u012erenginiai<\/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\/lt\/product\/balanset-1\/\" title=\"Ne\u0161iojamas balansavimo \u012frenginys ir vibracijos analizatorius Balanset-1A\">Ne\u0161iojamas balansavimo \u012frenginys ir vibracijos analizatorius 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\">&euro;<\/span>1,975.00<\/span> + PVM (jei taikoma)<\/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=\"\/lt\/wp-json\/wp\/v2\/glossary\/293?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=\"\u012e krep\u0161el\u012f\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"\u012e krep\u0161el\u012f\" 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=\"\/lt\/wp-json\/wp\/v2\/glossary\/293?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=\"Add to cart: \u201cPortable balancer &amp; Vibration analyzer Balanset-1A\u201d\" rel=\"nofollow\" data-success_message=\"\u201cPortable balancer &amp; Vibration analyzer Balanset-1A\u201d has been added to your cart\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">\u012e krep\u0161el\u012f<\/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\/lt\/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\/lt\/product\/vibration-sensor\/\" title=\"Vibracijos jutiklis\">\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=\"&quot;Balanset-1A&quot; vibracijos jutiklis stambiu planu\" 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\/lt\/product-category\/parts\/\" rel=\"tag\">Dalys<\/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\/lt\/product\/vibration-sensor\/\" title=\"Vibracijos jutiklis\">Vibracijos jutiklis<\/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\">&euro;<\/span>90.00<\/span> + PVM (jei taikoma)<\/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=\"\/lt\/wp-json\/wp\/v2\/glossary\/293?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=\"\u012e krep\u0161el\u012f\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"\u012e krep\u0161el\u012f\" 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=\"\/lt\/wp-json\/wp\/v2\/glossary\/293?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=\"Add to cart: \u201cVibration sensor\u201d\" rel=\"nofollow\" data-success_message=\"\u201cVibration sensor\u201d has been added to your cart\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">\u012e krep\u0161el\u012f<\/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\/lt\/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\/lt\/product\/optical-sensor-for-balanset-and-arbalance\/\" title=\"Optinis jutiklis (lazerinis tachometras)\">\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=\"Optinis jutiklis (lazerinis tachometras)\" 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\/lt\/product-category\/parts\/\" rel=\"tag\">Dalys<\/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\/lt\/product\/optical-sensor-for-balanset-and-arbalance\/\" title=\"Optinis jutiklis (lazerinis tachometras)\">Optinis jutiklis (lazerinis tachometras)<\/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\">&euro;<\/span>124.00<\/span> + PVM (jei taikoma)<\/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=\"\/lt\/wp-json\/wp\/v2\/glossary\/293?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=\"\u012e krep\u0161el\u012f\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"\u012e krep\u0161el\u012f\" 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=\"\/lt\/wp-json\/wp\/v2\/glossary\/293?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=\"Add to cart: \u201cOptical Sensor (Laser Tachometer)\u201d\" rel=\"nofollow\" data-success_message=\"\u201cOptical Sensor (Laser Tachometer)\u201d has been added to your cart\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">\u012e krep\u0161el\u012f<\/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\/lt\/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\/lt\/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=\"Vibromera rotoriaus balansavimo rinkinys: ne\u0161iojimo d\u0117klas, daugiakanalis signalo kondicionierius, rankinis analizatorius, magnetinis pagrindas, vibracijos jutikliai ir susukti kabeliai.\" 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\/lt\/product-category\/devices\/\" rel=\"tag\">\u012erenginiai<\/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\/lt\/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\">&euro;<\/span>6,803.00<\/span> + PVM (jei taikoma)<\/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=\"\/lt\/wp-json\/wp\/v2\/glossary\/293?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=\"\u012e krep\u0161el\u012f\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"\u012e krep\u0161el\u012f\" 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=\"\/lt\/wp-json\/wp\/v2\/glossary\/293?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=\"Add to cart: \u201cBalanset-4\u201d\" rel=\"nofollow\" data-success_message=\"\u201cBalanset-4\u201d has been added to your cart\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">\u012e krep\u0161el\u012f<\/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\/lt\/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\/lt\/product\/magnet-stand\/\" title=\"Magnetinis stovas 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=\"Magneto pagrindas.\" 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\/lt\/product-category\/parts\/\" rel=\"tag\">Dalys<\/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\/lt\/product\/magnet-stand\/\" title=\"Magnetinis stovas Insize-60-kgf\">Magnetinis stovas 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\">&euro;<\/span>46.00<\/span> + PVM (jei taikoma)<\/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=\"\/lt\/wp-json\/wp\/v2\/glossary\/293?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=\"\u012e krep\u0161el\u012f\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"\u012e krep\u0161el\u012f\" 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=\"\/lt\/wp-json\/wp\/v2\/glossary\/293?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=\"Add to cart: \u201cMagnetic Stand Insize-60-kgf\u201d\" rel=\"nofollow\" data-success_message=\"\u201cMagnetic Stand Insize-60-kgf\u201d has been added to your cart\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">\u012e krep\u0161el\u012f<\/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\/lt\/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\/lt\/product\/reflective-tape\/\" title=\"Atspindinti juosta\">\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=\"Atspindinti juosta\" 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\/lt\/product-category\/parts\/\" rel=\"tag\">Dalys<\/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\/lt\/product\/reflective-tape\/\" title=\"Atspindinti juosta\">Atspindinti juosta<\/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\">&euro;<\/span>10.00<\/span> + PVM (jei taikoma)<\/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=\"\/lt\/wp-json\/wp\/v2\/glossary\/293?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=\"\u012e krep\u0161el\u012f\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"\u012e krep\u0161el\u012f\" 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=\"\/lt\/wp-json\/wp\/v2\/glossary\/293?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=\"Add to cart: \u201cReflective tape\u201d\" rel=\"nofollow\" data-success_message=\"\u201cReflective tape\u201d has been added to your cart\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">\u012e krep\u0161el\u012f<\/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\/lt\/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\/lt\/product\/dynamic-balancer-balanset-1a\/\" title=\"Dinaminis balansavimo \u012frenginys &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=\"&quot;Balanset-1A&quot; rinkinio turinys su s\u0105sajos bloku, jutikliais, tachometru ir priedais\" 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\/lt\/product-category\/devices\/\" rel=\"tag\">\u012erenginiai<\/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\/lt\/product\/dynamic-balancer-balanset-1a\/\" title=\"Dinaminis balansavimo \u012frenginys &quot;Balanset-1A&quot; OEM\">Dinaminis balansavimo \u012frenginys \"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\">&euro;<\/span>1,735.00<\/span> + PVM (jei taikoma)<\/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=\"\/lt\/wp-json\/wp\/v2\/glossary\/293?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=\"\u012e krep\u0161el\u012f\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"\u012e krep\u0161el\u012f\" 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=\"\/lt\/wp-json\/wp\/v2\/glossary\/293?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=\"Add to cart: \u201cDynamic balancer \u201cBalanset-1A\u201d OEM\u201d\" rel=\"nofollow\" data-success_message=\"\u201cDynamic balancer \u201cBalanset-1A\u201d OEM\u201d has been added to your cart\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">\u012e krep\u0161el\u012f<\/a>\t<span id=\"woocommerce_loop_add_to_cart_link_describedby_4193\" class=\"screen-reader-text\">\n\t\t\t<\/span>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/section>\n\t\t\n<p><strong>Ment\u0117s pra\u0117jimo da\u017enis<\/strong> (VPF \u2013 taip pat vadinamas sparnuot\u0117s menteli\u0173 da\u017eniu arba tiesiog menteli\u0173 pra\u0117jimo da\u017eniu) \u2013 tai da\u017enis, kuriuo besisukan\u010dio siurblio sparnuot\u0117s mentel\u0117s praeina pro nejudant\u012f atskaitos ta\u0161k\u0105, pavyzd\u017eiui, spiralin\u0117s kameros lie\u017euv\u0117l\u012f, difuzoriaus mentes ar kit\u0105 korpuso element\u0105. Jis apskai\u010diuojamas sparnuot\u0117s men\u010di\u0173 skai\u010di\u0173 padauginus i\u0161 veleno sukimosi da\u017enio: <strong>VPF = N<sub>v<\/sub> \u00d7 RPM \/ 60<\/strong>. VPF yra tiesioginis siurblio atitikmuo <a href=\"https:\/\/vibromera.eu\/lt\/glossary\/blade-passing-frequency\/\">peilio pra\u0117jimo da\u017enis<\/a> pasirei\u0161kia ventiliatoriuose, ir tai yra pagrindinis hidraulinis <a href=\"https:\/\/vibromera.eu\/lt\/glossary\/vibration\/\">vibracija<\/a> \u0161altinis i\u0161centrin\u0117se siurbliuose, pramonin\u0117se ma\u0161inose paprastai svyruojantis nuo 100 iki 500 Hz. Stebint VPF amplitud\u0119 ir jos <a href=\"https:\/\/vibromera.eu\/lt\/glossary\/harmonics\/\">harmonikos<\/a> suteikia svarbi\u0105 diagnostin\u0119 informacij\u0105 apie rotoriaus b\u016bkl\u0119, hidraulines charakteristikas ir vidinius tarpelius.<\/p>\n<h2>1. Apskai\u010diavimas ir tipin\u0117s vert\u0117s<\/h2>\n<h3>Formul\u0117<\/h3>\n<blockquote><p><strong>VPF = N<sub>v<\/sub> \u00d7 N \/ 60<\/strong> &nbsp; where N<sub>v<\/sub> = sparneli\u0173 skai\u010dius, N = veleno sukimosi da\u017enis apsisukimais per minut\u0119, o rezultatas pateikiamas hercais.<\/p><\/blockquote>\n<p>Kadangi VPF visada yra sveikasis skai\u010diaus kartotinis <a href=\"https:\/\/vibromera.eu\/lt\/glossary\/running-speed\/\">darbinis greitis<\/a> (1\u00d7), jis tvirtai \u012fsitvirtin\u0119s tarp spektro sinchronini\u0173 komponent\u0173 \u2014 tai tikrasis ment\u0117s da\u017enis <a href=\"https:\/\/vibromera.eu\/lt\/glossary\/harmonics\/\">harmonika<\/a> variklio veleno sukimosi greitis, o ne savaranki\u0161kas da\u017enis.<\/p>\n<h3>I\u0161dirbti pavyzd\u017eiai<\/h3>\n<ul>\n<li><strong>Small pump:<\/strong> 5 ment\u0117s esant 3500 aps\/min \u2192 VPF = 5 \u00d7 3500 \/ 60 = <strong>292 Hz<\/strong>.<\/li>\n<li><strong>Didelio na\u0161umo technologinis siurblys:<\/strong> 7 ment\u0117s esant 1750 aps\/min \u2192 VPF = 7 \u00d7 1750 \/ 60 = <strong>204 Hz<\/strong>.<\/li>\n<li><strong>Greitaeigis siurblys:<\/strong> 6 ment\u0117s esant 4200 aps\/min \u2192 VPF = 6 \u00d7 4200 \/ 60 = <strong>420 Hz<\/strong>.<\/li>\n<\/ul>\n<h3>Tipinis menteli\u0173 skai\u010dius<\/h3>\n<ul>\n<li><strong>I\u0161centriniai siurbliai:<\/strong> 3\u201312 menteli\u0173, da\u017eniausiai 5\u20137.<\/li>\n<li><strong>Small pumps:<\/strong> ma\u017eiau menteli\u0173 (3\u20135).<\/li>\n<li><strong>Large pumps:<\/strong> daugiau menteli\u0173 (7\u201312).<\/li>\n<li><strong>Auk\u0161to sl\u0117gio siurbliai:<\/strong> daugiau menteli\u0173, kad energija b\u016bt\u0173 perduodama efektyviai.<\/li>\n<\/ul>\n<p>B\u016btina \u017einoti tiksl\u0173 menteli\u0173 skai\u010di\u0173, nes b\u016btent tai leid\u017eia atskirti VPF nuo atsitiktin\u0117s veleno harmonikos; jei n\u0117ra rotoriaus br\u0117\u017einio, menteli\u0173 skai\u010di\u0173 da\u017enai galima nustatyti suskai\u010diuojant harmonikos eil\u0117s numer\u012f, kurioje pasirei\u0161kia dominuojantis hidraulinis pikas. <a href=\"https:\/\/vibromera.eu\/lt\/calculators\/blade-pass-frequency\/\">Blade Pass da\u017enio skai\u010diuokl\u0117<\/a> atlieka skai\u010diavimus tiek siurbliams, tiek ventiliatoriams, o <a href=\"https:\/\/vibromera.eu\/lt\/calculators\/harmonic-frequency-calculator\/\">Harmoninio da\u017enio skai\u010diuokl\u0117<\/a> padeda pa\u017eym\u0117ti VPF ir jo kartotinius da\u017eni\u0173 a\u0161yje.<\/p>\n<h2>2. Fizinis mechanizmas<\/h2>\n<h3>Sl\u0117gio svyravimai<\/h3>\n<p>VPF kyla d\u0117l hidraulinio sl\u0117gio svyravim\u0173, o ne d\u0117l mechanin\u0117s j\u0117gos. Eiga yra tokia:<\/p>\n<ol>\n<li>Kiekviena rotoriaus ment\u0117 skys\u010dio sraut\u0105 stumia \u012f i\u0161or\u0119 dideliu grei\u010diu.<\/li>\n<li>Kai ment\u0117 praeina pro spiralin\u0117s kameros lie\u017euv\u0117l\u012f, ji sukelia staig\u0173 sl\u0117gio impuls\u0105.<\/li>\n<li>Tuo momentu sl\u0117gio skirtumas tarp ment\u0117s pusi\u0173 staigiai pasikei\u010dia.<\/li>\n<li>Tai sukelia j\u0117gos impuls\u0105 tiek sparnuotei, tiek korpusui.<\/li>\n<li>With N<sub>v<\/sub> vanes, N<sub>v<\/sub> tokie impulsai pasikartoja kiekvieno apsisukimo metu.<\/li>\n<li>Gautas pulsacijos da\u017enis lygus ment\u0117s pra\u0117jimo da\u017eniui (VPF).<\/li>\n<\/ol>\n<p>D\u0117l to VPF yra vienas i\u0161 klasikinis <a href=\"https:\/\/vibromera.eu\/lt\/glossary\/hydraulic-forces\/\">hidraulin\u0117s j\u0117gos<\/a> veikiant siurbliui, skirtingai nuo grynai mechanini\u0173 su\u017eadinim\u0173, pavyzd\u017eiui, <a href=\"https:\/\/vibromera.eu\/lt\/glossary\/unbalance\/\">disbalansas<\/a> arba guoli\u0173 defektai.<\/p>\n<h3>Esant projektiniam ta\u0161kui (BEP)<\/h3>\n<ul>\n<li>\u012etekan\u010dio srauto kampas atitinka ment\u0117s kamp\u0105.<\/li>\n<li>Srautas yra tolygus, su minimaliomis s\u016bkurin\u0117mis srov\u0117mis.<\/li>\n<li>VPF amplitud\u0117 yra vidutin\u0117 ir stabili.<\/li>\n<li>Sl\u0117gio pasiskirstymas aplink korpus\u0105 yra beveik optimalus.<\/li>\n<\/ul>\n<h3>Neatsi\u017evelgiant \u012f dizain\u0105<\/h3>\n<ul>\n<li>Srauto kampas nebeatitinka ment\u0117s kampo.<\/li>\n<li>Padid\u0117ja turbulencija ir srauto atsiskyrimas.<\/li>\n<li>Sl\u0117gio svyravimai stipr\u0117ja.<\/li>\n<li>VPF amplitud\u0117 did\u0117ja, da\u017enai atsiranda papildom\u0173 da\u017enio komponent\u0173.<\/li>\n<\/ul>\n<h2>3. Diagnoz\u0117s ai\u0161kinimas<\/h2>\n<h3>Normali VPF amplitud\u0117<\/h3>\n<ul>\n<li>Siurblys veikia savo did\u017eiausio efektyvumo ta\u0161ke (BEP) arba netoli jo.<\/li>\n<li>VPF amplitud\u0117 i\u0161lieka stabili atliekant pakartotinius matavimus.<\/li>\n<li>Paprastai 10\u201330 % 1\u00d7 vibracijos amplitud\u0117s.<\/li>\n<li>\u0160varus spektras su minimaliu harmonik\u0173 kiekiu.<\/li>\n<\/ul>\n<h3>K\u0105 rodo padid\u0117j\u0119s VPF rodiklis<\/h3>\n<p><strong>Veikia nepasiekus ekonominio efektyvumo ta\u0161ko.<\/strong> Veikimas esant ma\u017eam srautui (ma\u017eiau nei ~70 % BEP) didina VPF, kaip ir veikimas esant dideliam srautui (daugiau nei ~120 % BEP); optimalus intervalas yra ma\u017edaug 80\u2013110 % BEP. Ilgalaikis veikimas esant ma\u017eam srautui taip pat siejamas su <a href=\"https:\/\/vibromera.eu\/lt\/glossary\/recirculation\/\">vidin\u0117 recirkuliacija<\/a>.<\/p>\n<p><strong>Tarp\u0173 tarp sparnuot\u0117s ir korpuso problemos.<\/strong> Susid\u0117v\u0117j\u0119 apsauginiai \u017eiedai arba pasislink\u0119s sparnuot\u0117s diskas <a href=\"https:\/\/vibromera.eu\/lt\/glossary\/bearing-wear\/\">guoli\u0173 susid\u0117v\u0117jimas<\/a>, padid\u0117ja veikimo tarpas; did\u0117jant tarpui did\u0117ja VPF amplitud\u0117, o kartu d\u0117l vidini\u0173 nuot\u0117ki\u0173 ma\u017e\u0117ja na\u0161umas.<\/p>\n<p><strong>Sparnuot\u0117s pa\u017eeidimas.<\/strong> Sul\u016b\u017eusios arba \u012ftr\u016bkusios ment\u0117s sukelia asimetrij\u0105, d\u0117l kurios susidaro VPF su <a href=\"https:\/\/vibromera.eu\/lt\/glossary\/sidebands\/\">\u0161onin\u0117s juostos<\/a> esant \u00b11\u00d7 va\u017eiavimo grei\u010diui; erozija, nuos\u0117d\u0173 susidarymas ant menteli\u0173 arba pa\u017eeidimai d\u0117l svetimk\u016bni\u0173 veikia pana\u0161iai. Tai b\u016bdinga platesniam <a href=\"https:\/\/vibromera.eu\/lt\/glossary\/impeller-defects\/\">rotoriaus defektai<\/a>.<\/p>\n<p><strong>Hidraulinis rezonansas.<\/strong> Jei VPF sutampa su akustiniu <a href=\"https:\/\/vibromera.eu\/lt\/glossary\/resonance\/\">rezonansas<\/a> vamzdynuose ar apvalkale amplitud\u0117 smarkiai padid\u0117ja, o tai kartais sukelia stiprius konstrukcinius virpesius ir triuk\u0161m\u0105, d\u0117l kuri\u0173 tenka modifikuoti sistem\u0105.<\/p>\n<h2>4. VPF harmonikos ir subharmonikos<\/h2>\n<h3>2\u00d7VPF ir daugiau<\/h3>\n<p>Daugybin\u0117s men\u010di\u0173 pra\u0117jimo da\u017enio harmonikos yra \u012fsp\u0117jamasis \u017eenklas:<\/p>\n<ul>\n<li><strong>2\u00d7VPF present:<\/strong> rodo, kad menteli\u0173 tarpas yra nevienodas arba rotorius yra ekscentri\u0161kas.<\/li>\n<li><strong>Daugialyp\u0117s harmonikos:<\/strong> gali reik\u0161ti stiprius hidraulinius s\u016bkuriuosius srautus arba ment\u0117s pa\u017eeidim\u0105.<\/li>\n<li><strong>Per didel\u0117s amplitud\u0117s:<\/strong> didina <a href=\"https:\/\/vibromera.eu\/lt\/glossary\/fatigue\/\">nuovargis<\/a> menteli\u0173 ir korpuso pa\u017eeidim\u0173 rizik\u0105.<\/li>\n<\/ul>\n<h3>Subharmonikos<\/h3>\n<ul>\n<li>Daliniai komponentai, pavyzd\u017eiui, VPF\/2 arba VPF\/3.<\/li>\n<li>Rodo srauto nestabilumus, \u012fskaitant rotating stall ir atsiskyrimo l\u0105steles.<\/li>\n<li>Da\u017eniausiai pasitaiko esant labai ma\u017eam srautui ir yra pana\u0161us \u012f kitus <a href=\"https:\/\/vibromera.eu\/lt\/glossary\/subharmonic\/\">subharmoninis<\/a> phenomena.<\/li>\n<\/ul>\n<h2>5. Steb\u0117jimas ir tendencijos<\/h2>\n<h3>Bazinio lygio nustatymas<\/h3>\n<ul>\n<li>U\u017eregistruokite VPF vert\u0119, kai siurblys yra naujas arba k\u0105 tik kapitaliai suremontuotas.<\/li>\n<li>U\u017efiksuokite j\u0105 projektiniame darbo ta\u0161ke.<\/li>\n<li>Nustatykite \u012fprast\u0105 VPF ir 1\u00d7 amplitud\u0117s santyk\u012f.<\/li>\n<li>Nustatykite signalizacijos ribas, paprastai 2\u20133 kartus didesnes u\u017e bazin\u0119 VPF amplitud\u0119.<\/li>\n<\/ul>\n<h3>Stebimi parametrai<\/h3>\n<ul>\n<li><strong>VPF amplitud\u0117:<\/strong> stebima laikui b\u0117gant; nuolatinis augimas rodo, kad problema did\u0117ja.<\/li>\n<li><strong>VPF\/1\u00d7 ratio:<\/strong> tur\u0117t\u0173 i\u0161likti palyginti pastovus.<\/li>\n<li><strong>Harmoninis turinys:<\/strong> 2\u00d7VPF ir 3\u00d7VPF atsiradimas arba augimas.<\/li>\n<li><strong>\u0160onin\u0117s juostos pl\u0117tra:<\/strong> \u00b11\u00d7 \u0161onini\u0173 juost\u0173 atsiradimas aplink VPF.<\/li>\n<\/ul>\n<h3>Siejimas su eksploatavimo s\u0105lygomis<\/h3>\n<ul>\n<li>Atvaizduokite VPF priklausomyb\u0119 nuo srauto grei\u010dio.<\/li>\n<li>Nustatykite ma\u017eiausio VPF veikimo zon\u0105.<\/li>\n<li>Nustatyti, kada darbo ta\u0161kas nukrypo.<\/li>\n<li>Susieti VPF veikim\u0105 su i\u0161matuotu na\u0161umo suma\u017e\u0117jimu.<\/li>\n<\/ul>\n<p>This kind of <a href=\"https:\/\/vibromera.eu\/lt\/glossary\/trend-analysis\/\">tendencij\u0173 analiz\u0117<\/a> priklauso nuo nuosekli\u0173, pakartojam\u0173 spektr\u0173. Ne\u0161iojamas dviej\u0173 kanal\u0173 analizatorius, pavyzd\u017eiui, <a href=\"https:\/\/vibromera.eu\/lt\/produktas\/balansavimas-1\/\">Balanset-1A<\/a> fiksuoja <a href=\"https:\/\/vibromera.eu\/lt\/glossary\/spectrum\/\">FFT spektras<\/a> kai VPF ai\u0161kiai i\u0161skiriamas 100\u2013500 Hz hidraulin\u0117je srityje, technikas gali patvirtinti ment\u0117s pra\u0117jimo pik\u0105, steb\u0117ti jo amplitud\u0119 ir \u0161onines juostas nuo vieno matavimo iki kito bei atmesti mechanines <a href=\"https:\/\/vibromera.eu\/lt\/glossary\/unbalance\/\">disbalansas<\/a> prie\u017eastis prie\u0161 atidarydamas siurbl\u012f.<\/p>\n<h2>6. Korekcin\u0117s priemon\u0117s<\/h2>\n<h3>Darbinio ta\u0161ko optimizavimas<\/h3>\n<ul>\n<li>Reguliuokite sraut\u0105, kad siurblys veikt\u0173 artimesniu BEP re\u017eimu.<\/li>\n<li>Suma\u017einkite i\u0161metam\u0105 sraut\u0105 arba pakeiskite sistemos var\u017e\u0105.<\/li>\n<li>Patikrinkite, ar siurbimo s\u0105lygos yra tinkamos.<\/li>\n<\/ul>\n<h3>Mechaninis koregavimas<\/h3>\n<ul>\n<li>Pakeiskite susid\u0117v\u0117jusius apsauginius \u017eiedus, kad atkurtum\u0117te numatytus tarpelius.<\/li>\n<li>Pakeiskite susid\u0117v\u0117jus\u012f arba sugadint\u0105 sparnuot\u012f.<\/li>\n<li>I\u0161spr\u0119skite guoli\u0173 problemas, d\u0117l kuri\u0173 gali pasislinkti sparnuot\u0117.<\/li>\n<li>Patikrinkite, ar sparnuot\u0117s pad\u0117tis yra teisinga tiek a\u0161ine, tiek radialine kryptimi.<\/li>\n<\/ul>\n<h3>Hidraulikos sistemos patobulinimai<\/h3>\n<ul>\n<li>Patobulinti \u012fsiurbimo vamzdyn\u0105, siekiant suma\u017einti i\u0161ankstin\u012f s\u016bkur\u012f ir turbulencij\u0105.<\/li>\n<li>Jei reikia, sumontuokite srauto i\u0161lyginimo \u012ftaisus.<\/li>\n<li>Patikrinkite, ar NPSH atsarga yra pakankama, kad b\u016bt\u0173 i\u0161vengta <a href=\"https:\/\/vibromera.eu\/lt\/glossary\/cavitation\/\">kavitacija<\/a>.<\/li>\n<li>Pa\u0161alinti \u012ftraukt\u0105 or\u0105.<\/li>\n<\/ul>\n<h2>7. Ry\u0161ys su kitomis da\u017eni\u0173 juostomis<\/h2>\n<h3>VPF versus BPF<\/h3>\n<ul>\n<li>\u0160ie terminai da\u017enai vartojami kaip sinonimai, kalbant apie siurblius ir ventiliatorius.<\/li>\n<li><strong>VPF:<\/strong> pageidaujamas terminas siurbliams (mentel\u0117s judina skyst\u012f).<\/li>\n<li><strong>BPF:<\/strong> pageidaujamas terminas ventiliatoriams (ment\u0117s judina or\u0105).<\/li>\n<li>Skai\u010diavimo ir diagnostikos metodika yra identi\u0161ka.<\/li>\n<\/ul>\n<h3>VPF ir sukimosi greitis<\/h3>\n<ul>\n<li>VPF = N<sub>v<\/sub> \u00d7 (sukimosi grei\u010dio da\u017enis).<\/li>\n<li>VPF da\u017enis visada yra didesnis nei 1\u00d7.<\/li>\n<li>Pavyzd\u017eiui, 7 men\u010di\u0173 sparnuot\u0117s atveju VPF tiksliai sutampa su 7\u00d7 sukimosi grei\u010diu.<\/li>\n<\/ul>\n<p>Sparneli\u0173 pra\u0117jimo da\u017enis yra pagrindinis kiekvieno i\u0161centrinio siurblio hidraulin\u0117s vibracijos komponentas. \u012evald\u017eius jo skai\u010diavim\u0105, i\u0161mokus atskirti normali\u0105 amplitud\u0119 nuo padid\u0117jusios ir susiejant jo d\u0117sningumus su eksploatavimo s\u0105lygomis bei siurblio b\u016bkle, vienas spektrinis pikas tampa galingu diagnostiniu \u012frankiu, padedan\u010diu priimti pagr\u012fstus sprendimus d\u0117l darbo ta\u0161ko optimizavimo, tarp\u0173 atk\u016brimo ir sparnuot\u0117s keitimo. Tai yra platesn\u0117s <a href=\"https:\/\/vibromera.eu\/lt\/glossary\/pump-defects\/\">siurblio gedim\u0173 diagnostika<\/a>.<\/p>\n<hr>\n<p><a href=\"https:\/\/vibromera.eu\/lt\/glossary\/\">\u2190 Atgal \u012f pagrindin\u0119 rodykl\u0119<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>Su\u017einokite apie men\u010di\u0173 praskriejimo da\u017en\u012f (VPF) \u2013 greit\u012f, kuriuo siurblio sparnuot\u0117s ment\u0117s praskrieja pro stacionar\u0173 difuzoriaus arba spiralinio pj\u016bvio vanden\u012f, kuris yra b\u016btinas diagnozuojant hidraulines ir mechanines problemas.<\/p>","protected":false},"featured_media":0,"template":"","meta":{"ai_generated_summary":"","footnotes":""},"categories":[114,109],"tags":[],"class_list":["post-293","glossary","type-glossary","status-publish","hentry","category-analysis","category-glossary"],"_links":{"self":[{"href":"https:\/\/vibromera.eu\/lt\/wp-json\/wp\/v2\/glossary\/293","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vibromera.eu\/lt\/wp-json\/wp\/v2\/glossary"}],"about":[{"href":"https:\/\/vibromera.eu\/lt\/wp-json\/wp\/v2\/types\/glossary"}],"version-history":[{"count":1,"href":"https:\/\/vibromera.eu\/lt\/wp-json\/wp\/v2\/glossary\/293\/revisions"}],"predecessor-version":[{"id":101369,"href":"https:\/\/vibromera.eu\/lt\/wp-json\/wp\/v2\/glossary\/293\/revisions\/101369"}],"wp:attachment":[{"href":"https:\/\/vibromera.eu\/lt\/wp-json\/wp\/v2\/media?parent=293"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vibromera.eu\/lt\/wp-json\/wp\/v2\/categories?post=293"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vibromera.eu\/lt\/wp-json\/wp\/v2\/tags?post=293"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}