{"id":207,"date":"2025-10-31T00:25:51","date_gmt":"2025-10-31T00:25:51","guid":{"rendered":"https:\/\/vibromera.eu\/glossary\/recirculation\/"},"modified":"2026-05-23T22:53:11","modified_gmt":"2026-05-23T22:53:11","slug":"recirculation","status":"publish","type":"glossary","link":"https:\/\/vibromera.eu\/sk\/glossary\/recirculation\/","title":{"rendered":"\u010co je recirkul\u00e1cia? Nestabilita \u010derpadla s n\u00edzkym prietokom"},"content":{"rendered":"<h1>Pochopenie recirkul\u00e1cie v \u010derpadl\u00e1ch<\/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\/sk\/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\/sk\/product\/balanset-1\/\" title=\"Prenosn\u00fd vyva\u017eova\u010d a analyz\u00e1tor vibr\u00e1ci\u00ed 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=\"Kompletn\u00e1 s\u00faprava prenosn\u00e9ho vyva\u017eovacieho zariadenia a analyz\u00e1tora vibr\u00e1ci\u00ed Balanset-1A\" 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\/sk\/product-category\/devices\/\" rel=\"tag\">Zariadenia<\/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\/sk\/product\/balanset-1\/\" title=\"Prenosn\u00fd vyva\u017eova\u010d a analyz\u00e1tor vibr\u00e1ci\u00ed Balanset-1A\">Prenosn\u00fd vyva\u017eova\u010d a analyz\u00e1tor vibr\u00e1ci\u00ed 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> + DPH (ak sa uplat\u0148uje)<\/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=\"\/sk\/wp-json\/wp\/v2\/glossary\/207?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=\"Prida\u0165 do ko\u0161\u00edka\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Prida\u0165 do ko\u0161\u00edka\" 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=\"\/sk\/wp-json\/wp\/v2\/glossary\/207?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=\"Prida\u0165 do ko\u0161\u00edka: \u201ePortable balancer &amp; Vibration analyzer Balanset-1A\u201c\" rel=\"nofollow\" data-success_message=\"\u201ePortable balancer &amp; Vibration analyzer Balanset-1A\u201c bol pridan\u00fd do v\u00e1\u0161ho ko\u0161\u00edka\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Prida\u0165 do ko\u0161\u00edka<\/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\/sk\/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\/sk\/product\/vibration-sensor\/\" title=\"Sn\u00edma\u010d vibr\u00e1ci\u00ed\">\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=\"Sn\u00edma\u010d vibr\u00e1ci\u00ed Balanset-1A zbl\u00edzka\" 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\/sk\/product-category\/parts\/\" rel=\"tag\">Diely<\/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\/sk\/product\/vibration-sensor\/\" title=\"Sn\u00edma\u010d vibr\u00e1ci\u00ed\">Sn\u00edma\u010d vibr\u00e1ci\u00ed<\/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> + DPH (ak sa uplat\u0148uje)<\/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=\"\/sk\/wp-json\/wp\/v2\/glossary\/207?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=\"Prida\u0165 do ko\u0161\u00edka\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Prida\u0165 do ko\u0161\u00edka\" 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=\"\/sk\/wp-json\/wp\/v2\/glossary\/207?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=\"Prida\u0165 do ko\u0161\u00edka: \u201eVibration sensor\u201c\" rel=\"nofollow\" data-success_message=\"\u201eVibration sensor\u201c bol pridan\u00fd do v\u00e1\u0161ho ko\u0161\u00edka\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Prida\u0165 do ko\u0161\u00edka<\/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\/sk\/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\/sk\/product\/optical-sensor-for-balanset-and-arbalance\/\" title=\"Optick\u00fd senzor (laserov\u00fd tachometer)\">\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=\"Optick\u00fd senzor (laserov\u00fd tachometer)\" 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\/sk\/product-category\/parts\/\" rel=\"tag\">Diely<\/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\/sk\/product\/optical-sensor-for-balanset-and-arbalance\/\" title=\"Optick\u00fd senzor (laserov\u00fd tachometer)\">Optick\u00fd senzor (laserov\u00fd tachometer)<\/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> + DPH (ak sa uplat\u0148uje)<\/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=\"\/sk\/wp-json\/wp\/v2\/glossary\/207?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=\"Prida\u0165 do ko\u0161\u00edka\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Prida\u0165 do ko\u0161\u00edka\" 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=\"\/sk\/wp-json\/wp\/v2\/glossary\/207?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=\"Prida\u0165 do ko\u0161\u00edka: \u201eOptical Sensor (Laser Tachometer)\u201c\" rel=\"nofollow\" data-success_message=\"\u201eOptical Sensor (Laser Tachometer)\u201c bol pridan\u00fd do v\u00e1\u0161ho ko\u0161\u00edka\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Prida\u0165 do ko\u0161\u00edka<\/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\/sk\/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\/sk\/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=\"S\u00faprava na vyva\u017eovanie rotora Vibromera: prenosn\u00e9 puzdro, viackan\u00e1lov\u00fd prevodn\u00edk sign\u00e1lu, ru\u010dn\u00fd analyz\u00e1tor, magnetick\u00e1 z\u00e1klad\u0148a, vibra\u010dn\u00e9 senzory a \u0161pir\u00e1lov\u00e9 k\u00e1ble.\" 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\/sk\/product-category\/devices\/\" rel=\"tag\">Zariadenia<\/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\/sk\/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> + DPH (ak sa uplat\u0148uje)<\/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=\"\/sk\/wp-json\/wp\/v2\/glossary\/207?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=\"Prida\u0165 do ko\u0161\u00edka\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Prida\u0165 do ko\u0161\u00edka\" 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=\"\/sk\/wp-json\/wp\/v2\/glossary\/207?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=\"Prida\u0165 do ko\u0161\u00edka: \u201eBalanset-4\u201c\" rel=\"nofollow\" data-success_message=\"\u201eBalanset-4\u201c bol pridan\u00fd do v\u00e1\u0161ho ko\u0161\u00edka\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Prida\u0165 do ko\u0161\u00edka<\/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\/sk\/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\/sk\/product\/magnet-stand\/\" title=\"Magnetick\u00fd stojan 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=\"Magnetick\u00e1 z\u00e1klad\u0148a.\" 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\/sk\/product-category\/parts\/\" rel=\"tag\">Diely<\/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\/sk\/product\/magnet-stand\/\" title=\"Magnetick\u00fd stojan Insize-60-kgf\">Magnetick\u00fd stojan 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> + DPH (ak sa uplat\u0148uje)<\/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=\"\/sk\/wp-json\/wp\/v2\/glossary\/207?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=\"Prida\u0165 do ko\u0161\u00edka\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Prida\u0165 do ko\u0161\u00edka\" 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=\"\/sk\/wp-json\/wp\/v2\/glossary\/207?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=\"Prida\u0165 do ko\u0161\u00edka: \u201eMagnetic Stand Insize-60-kgf\u201c\" rel=\"nofollow\" data-success_message=\"\u201eMagnetic Stand Insize-60-kgf\u201c bol pridan\u00fd do v\u00e1\u0161ho ko\u0161\u00edka\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Prida\u0165 do ko\u0161\u00edka<\/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\/sk\/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\/sk\/product\/reflective-tape\/\" title=\"Reflexn\u00e1 p\u00e1ska\">\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=\"Reflexn\u00e1 p\u00e1ska\" 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\/sk\/product-category\/parts\/\" rel=\"tag\">Diely<\/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\/sk\/product\/reflective-tape\/\" title=\"Reflexn\u00e1 p\u00e1ska\">Reflexn\u00e1 p\u00e1ska<\/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> + DPH (ak sa uplat\u0148uje)<\/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=\"\/sk\/wp-json\/wp\/v2\/glossary\/207?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=\"Prida\u0165 do ko\u0161\u00edka\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Prida\u0165 do ko\u0161\u00edka\" 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=\"\/sk\/wp-json\/wp\/v2\/glossary\/207?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=\"Prida\u0165 do ko\u0161\u00edka: \u201eReflective tape\u201c\" rel=\"nofollow\" data-success_message=\"\u201eReflective tape\u201c bol pridan\u00fd do v\u00e1\u0161ho ko\u0161\u00edka\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Prida\u0165 do ko\u0161\u00edka<\/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\/sk\/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\/sk\/product\/dynamic-balancer-balanset-1a\/\" title=\"Dynamick\u00fd vyva\u017eova\u010d &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=\"Obsah s\u00fapravy Balanset-1A s jednotkou rozhrania, sn\u00edma\u010dmi, tachometrom a pr\u00edslu\u0161enstvom\" 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\/sk\/product-category\/devices\/\" rel=\"tag\">Zariadenia<\/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\/sk\/product\/dynamic-balancer-balanset-1a\/\" title=\"Dynamick\u00fd vyva\u017eova\u010d &quot;Balanset-1A&quot; OEM\">Dynamick\u00fd vyva\u017eova\u010d \"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> + DPH (ak sa uplat\u0148uje)<\/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=\"\/sk\/wp-json\/wp\/v2\/glossary\/207?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=\"Prida\u0165 do ko\u0161\u00edka\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Prida\u0165 do ko\u0161\u00edka\" 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=\"\/sk\/wp-json\/wp\/v2\/glossary\/207?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=\"Prida\u0165 do ko\u0161\u00edka: \u201eDynamic balancer \u201cBalanset-1A\u201d OEM\u201c\" rel=\"nofollow\" data-success_message=\"\u201eDynamic balancer \u201cBalanset-1A\u201d OEM\u201c bol pridan\u00fd do v\u00e1\u0161ho ko\u0161\u00edka\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Prida\u0165 do ko\u0161\u00edka<\/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>Recirkul\u00e1cia<\/strong> je pr\u00fadov\u00e1 nestabilita, ktor\u00e1 vznik\u00e1 v odstrediv\u00fdch \u010derpadl\u00e1ch a ventil\u00e1toroch, ke\u010f pracuj\u00fa pri prietokoch hlboko pod ich kon\u0161truk\u010dn\u00fdm bodom \u2014 bodom najlep\u0161ej \u00fa\u010dinnosti, \u010di\u017ee BEP. Pri n\u00edzkom prietoku \u010das\u0165 kvapaliny men\u00ed smer a pr\u00fadi sp\u00e4tne z v\u00fdtla\u010dnej oblasti k saniu, \u010d\u00edm sa na vstupe alebo v\u00fdstupe obe\u017en\u00e9ho kolesa vytv\u00e1raj\u00fa nestabiln\u00e9 recirkula\u010dn\u00e9 obrazce. V\u00fdsledkom s\u00fa n\u00edzkofrekven\u010dn\u00e9 <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/vibration\/\">vibr\u00e1cie<\/a> pulz\u00e1cie (zvy\u010dajne 0,2 \u2013 0,8\u00d7 ot\u00e1\u010dok, a teda <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/sub-synchronous\/\">subsynchr\u00f3nny<\/a>), hluk, strata \u00fa\u010dinnosti a \u2014 v z\u00e1va\u017en\u00fdch pr\u00edpadoch \u2014 v\u00e1\u017ene mechanick\u00e9 po\u0161kodenie z cyklick\u00e9ho za\u0165a\u017eenia, <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/cavitation\/\">kavit\u00e1cia<\/a> a zahrievanie. Patr\u00ed medzi najni\u010divej\u0161ie sp\u00f4soby prev\u00e1dzky \u010derpadla a jeho predch\u00e1dzanie je k\u013e\u00fa\u010dov\u00e9 pre <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/centrifugal-pump-defects\/\">spo\u013eahlivos\u0165 \u010derpadla<\/a>.<\/p>\n<h2>1. Defin\u00edcia: hydraulick\u00e1 nestabilita pri n\u00edzkom prietoku<\/h2>\n<p>Obe\u017en\u00e9 koleso je navrhnut\u00e9 tak, aby kvapalina vstupovala do jeho lopatiek a vystupovala z nich pod konkr\u00e9tnymi uhlami v bode BEP. Ak prietok \u0161krt\u00edte hlboko pod tento bod, r\u00fdchlostn\u00e9 trojuholn\u00edky u\u017e nezodpovedaj\u00fa geometrii lopatiek: uhol n\u00e1behu sa v\u00fdrazne zmen\u00ed, pr\u00fad sa odtrhne od lopatiek a kvapalina, ktorej obe\u017en\u00e9 koleso u\u017e dodalo energiu, sa vylieva sp\u00e4tne. Tieto obr\u00e1ten\u00e9, v\u00edriv\u00e9 pr\u00fady s\u00fa recirkul\u00e1ciou. Preto\u017ee nest\u00e1le <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/hydraulic-forces\/\">hydraulick\u00e9 sily<\/a> ktor\u00e9 vytv\u00e1raj\u00fa, m\u00f4\u017eu by\u0165 obrovsk\u00e9, recirkul\u00e1cia m\u00f4\u017ee spusti\u0165 poruchy lo\u017e\u00edsk, po\u0161kodenie tesnen\u00ed, ohyb hriade\u013ea <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/fatigue\/\">\u00fanava<\/a> a dokonca aj k \u0161truktur\u00e1lnemu zlyhaniu samotn\u00e9ho obe\u017en\u00e9ho kolesa. Pochopenie tohto javu a jeho predch\u00e1dzanie s\u00fa k\u013e\u00fa\u010dov\u00e9 pre \u017eivotnos\u0165 \u010derpadla.<\/p>\n<h2>2. Typy recirkul\u00e1cie<\/h2>\n<h3>Recirkul\u00e1cia na san\u00ed<\/h3>\n<p>Vyskytuje sa na vstupe obe\u017en\u00e9ho kolesa (na sacej strane):<\/p>\n<ul>\n<li><strong>Mechanizmus:<\/strong> pri n\u00edzkom prietoku vstupuje kvapalina do oka obe\u017en\u00e9ho kolesa pod nespr\u00e1vnym uhlom pr\u00fadenia.<\/li>\n<li><strong>Oddelenie:<\/strong> pr\u00fadenie sa odtrh\u00e1va od sac\u00edch pl\u00f4ch lopatiek.<\/li>\n<li><strong>Reverse flow:<\/strong> odtrhnut\u00e1 kvapalina sa vylieva sp\u00e4\u0165 z oka obe\u017en\u00e9ho kolesa.<\/li>\n<li><strong>N\u00e1stup:<\/strong> typicky pri 60\u201370 % prietoku BEP.<\/li>\n<li><strong>Miesto:<\/strong> s\u00fastreden\u00e1 v bl\u00edzkosti krytov obe\u017en\u00e9ho kolesa.<\/li>\n<\/ul>\n<h3>Recirkul\u00e1cia na v\u00fdtlaku<\/h3>\n<p>Vyskytuje sa na v\u00fdtlaku obe\u017en\u00e9ho kolesa (na v\u00fdstupe):<\/p>\n<ul>\n<li><strong>Mechanizmus:<\/strong> Vysokotlakov\u00e1 v\u00fdtla\u010dn\u00e1 kvapalina pr\u00fadi sp\u00e4\u0165 do obvodu obe\u017en\u00e9ho kolesa<\/li>\n<li><strong>Cesta:<\/strong> cez v\u00f4\u013eov\u00e9 medzery, ako s\u00fa tesniace kr\u00fa\u017eky a bo\u010dn\u00e9 medzery.<\/li>\n<li><strong>Mie\u0161anie:<\/strong> recirkulovan\u00fd pr\u00fad sa zmie\u0161ava s hlavn\u00fdm pr\u00fadom a vytv\u00e1ra <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/flow-turbulence\/\">turbulencia<\/a>.<\/li>\n<li><strong>N\u00e1stup:<\/strong> typicky pri 40\u201360 % prietoku BEP.<\/li>\n<li><strong>Z\u00e1va\u017enos\u0165:<\/strong> Vo v\u0161eobecnosti \u0161kodlivej\u0161ie ako recirkul\u00e1cia nas\u00e1vania<\/li>\n<\/ul>\n<h3>Kombinovan\u00e1 recirkul\u00e1cia<\/h3>\n<ul>\n<li>S\u00fa\u010dasne je pr\u00edtomn\u00e1 sacia aj v\u00fdtla\u010dn\u00e1 recirkul\u00e1cia.<\/li>\n<li>Vyskytuje sa pri ve\u013emi n\u00edzkych prietokoch, pod pribli\u017ene 40 % BEP.<\/li>\n<li>Sp\u00f4sobuje najz\u00e1va\u017enej\u0161ie vibr\u00e1cie a najv\u00e4\u010d\u0161\u00ed potenci\u00e1l po\u0161kodenia.<\/li>\n<li>Treba jej predch\u00e1dza\u0165 ochranou minim\u00e1lneho prietoku.<\/li>\n<\/ul>\n<h2>3. Charakteristika vibr\u00e1ci\u00ed<\/h2>\n<h3>Charakteristick\u00fd vzor<\/h3>\n<ul>\n<li><strong>Frekvencia:<\/strong> podsynchronick\u00e9, typicky 0.2\u20130.8\u00d7 prev\u00e1dzkov\u00fdch ot\u00e1\u010dok.<\/li>\n<li><strong>Pr\u00edklad:<\/strong> napr\u00edklad \u010derpadlo s 1750 ot\/min vykazuj\u00face pulz\u00e1cie 10\u201320 Hz.<\/li>\n<li><strong>Amplit\u00fada:<\/strong> m\u00f4\u017ee dosiahnu\u0165 2\u20135-n\u00e1sobok be\u017en\u00fdch prev\u00e1dzkov\u00fdch vibr\u00e1ci\u00ed.<\/li>\n<li><strong>Nestabiln\u00e9:<\/strong> frekvencia aj amplit\u00fada kol\u00ed\u0161u, namiesto toho aby zost\u00e1vali kon\u0161tantn\u00e9.<\/li>\n<li><strong>N\u00e1hodn\u00e1 zlo\u017eka:<\/strong> na vrchu sa prid\u00e1va \u0161irokop\u00e1smov\u00fd n\u00e1rast sp\u00f4soben\u00fd turbulenciou.<\/li>\n<\/ul>\n<p>Pr\u00e1ve tento kol\u00edsav\u00fd, nesynchr\u00f3nny charakter odli\u0161uje recirkul\u00e1ciu od ust\u00e1lenej 1\u00d7 zlo\u017eky <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/unbalance\/\">nevyv\u00e1\u017eenos\u0165<\/a> a vrcholov\u00e1 hodnota na frekvencii lopatiek <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/vane-passing-frequency\/\">frekvencia prechodu lopatiek<\/a>; jej zachytenie si zvy\u010dajne vy\u017eaduje presk\u00famanie oboch <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/spectrum\/\">spektrum<\/a> a <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/time-waveform\/\">\u010dasov\u00fd priebeh<\/a>.<\/p>\n<h3>Z\u00e1vislos\u0165 od prietoku<\/h3>\n<ul>\n<li><strong>High flow:<\/strong> \u017eiadna recirkul\u00e1cia, n\u00edzke vibr\u00e1cie.<\/li>\n<li><strong>Stredn\u00fd prietok (80 \u2013 100 % BEP):<\/strong> minim\u00e1lna recirkul\u00e1cia, prijate\u013en\u00e9 vibr\u00e1cie.<\/li>\n<li><strong>N\u00edzky prietok (50 \u2013 70 % BEP):<\/strong> za\u010d\u00edna sa recirkul\u00e1cia na sacej strane a vibr\u00e1cie rast\u00fa.<\/li>\n<li><strong>Ve\u013emi n\u00edzky prietok (&lt; 50 % BEP):<\/strong> siln\u00e1 recirkul\u00e1cia a ve\u013emi vysok\u00e9 vibr\u00e1cie.<\/li>\n<li><strong>Vypnutie:<\/strong> maxim\u00e1lna recirkul\u00e1cia, maxim\u00e1lne vibr\u00e1cie a najr\u00fdchlej\u0161ia miera po\u0161kodenia.<\/li>\n<\/ul>\n<h3>\u010eal\u0161ie indik\u00e1tory<\/h3>\n<ul>\n<li>A high <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/axial-vibration\/\">axi\u00e1lne vibr\u00e1cie<\/a> komponent.<\/li>\n<li>Zv\u00fd\u0161en\u00fd hluk \u2014 hu\u010danie alebo dunenie.<\/li>\n<li>Strata v\u00fdkonu, pri\u010dom dopravn\u00e1 v\u00fd\u0161ka a prietok klesaj\u00fa pod krivku.<\/li>\n<li>N\u00e1rast teploty v d\u00f4sledku hydraulick\u00fdch str\u00e1t odovzd\u00e1van\u00fdch do kvapaliny.<\/li>\n<\/ul>\n<h2>4. D\u00f4sledky a po\u0161kodenie<\/h2>\n<h3>Okam\u017eit\u00e9 \u00fa\u010dinky<\/h3>\n<ul>\n<li><strong>Siln\u00e9 vibr\u00e1cie:<\/strong> m\u00f4\u017ee v priebehu nieko\u013ek\u00fdch min\u00fat prekro\u010di\u0165 hranice alarmu.<\/li>\n<li><strong>Hluk:<\/strong> hlasn\u00fd, turbulentn\u00fd hukot.<\/li>\n<li><strong>Strata \u00fa\u010dinnosti:<\/strong> vysok\u00fd pr\u00edkon vzh\u013eadom na skuto\u010dne dodan\u00fd prietok.<\/li>\n<li><strong>Zahrievanie:<\/strong> hydraulick\u00e9 straty premenen\u00e9 na teplo v telese \u010derpadla.<\/li>\n<\/ul>\n<h3>Mechanick\u00e9 po\u0161kodenie<\/h3>\n<ul>\n<li><strong>Porucha lo\u017eiska:<\/strong> vysok\u00e9 cyklick\u00e9 za\u0165a\u017eenia ur\u00fdch\u013euj\u00fa po\u0161kodenie lo\u017eiska <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/bearing-wear\/\">opotrebovanie<\/a>.<\/li>\n<li><strong>Seal damage:<\/strong> vibr\u00e1cie a pulz\u00e1cie tlaku ni\u010dia <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/seal-defects\/\">mechanick\u00e9 tesnenia<\/a>.<\/li>\n<li><strong>\u00danava hriade\u013ea:<\/strong> striedav\u00e9 ohybov\u00e9 nap\u00e4tie sp\u00f4soben\u00e9 nest\u00e1lymi hydraulick\u00fdmi silami.<\/li>\n<li><strong>Po\u0161kodenie obe\u017en\u00e9ho kolesa:<\/strong> vane <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/impeller-defects\/\">\u00fanavov\u00e9 praskanie<\/a> z cyklick\u00e9ho za\u0165a\u017eenia.<\/li>\n<\/ul>\n<h3>Hydraulick\u00e9 po\u0161kodenie<\/h3>\n<ul>\n<li><strong>Kavit\u00e1cia:<\/strong> recirkula\u010dn\u00e9 z\u00f3ny s\u00fa n\u00e1chyln\u00e9 na kavit\u00e1ciu, ke\u010f\u017ee lok\u00e1lny tlak kles\u00e1 pod tlak nas\u00fdten\u00fdch p\u00e1r.<\/li>\n<li><strong>Er\u00f3zia:<\/strong> vysokor\u00fdchlostn\u00fd recirkuluj\u00faci pr\u00fad eroduje povrchy.<\/li>\n<li><strong>V\u00edrov\u00e1 kavit\u00e1cia:<\/strong> v\u00edry v recirkula\u010dn\u00fdch z\u00f3nach kavituj\u00fa vo svojich n\u00edzkotlakov\u00fdch jadr\u00e1ch.<\/li>\n<\/ul>\n<h2>5. Detekcia a diagnostika<\/h2>\n<h3>Anal\u00fdza vibr\u00e1ci\u00ed<\/h3>\n<ul>\n<li>H\u013eadajte subsynchr\u00f3nne zlo\u017eky v p\u00e1sme 0,2\u20130,8\u00d7.<\/li>\n<li>Testujte pri viacer\u00fdch prietokoch, aby ste zmapovali spr\u00e1vanie.<\/li>\n<li>Identifikujte prietok, pri ktorom za\u010d\u00ednaj\u00fa pulz\u00e1cie \u2014 n\u00e1stup recirkul\u00e1cie.<\/li>\n<li>Porovnajte zistenia s predpove\u010fami v\u00fdkonovej krivky \u010derpadla&#8217;.<\/li>\n<\/ul>\n<h3>Testovanie v\u00fdkonu<\/h3>\n<ul>\n<li>Zmerajte skuto\u010dn\u00fa krivku dopravnej v\u00fd\u0161ky a prietoku.<\/li>\n<li>Porovnajte ju s n\u00e1vrhovou krivkou.<\/li>\n<li>Odch\u00fdlka pri n\u00edzkom prietoku signalizuje recirkul\u00e1ciu.<\/li>\n<li>Vy\u0161\u0161ia spotreba energie, ne\u017e predpoved\u00e1 krivka, je potvrdzuj\u00facim d\u00f4kazom.<\/li>\n<\/ul>\n<h3>Akustick\u00e9 monitorovanie<\/h3>\n<ul>\n<li>Charakteristick\u00fd turbulentn\u00fd hu\u010diaci zvuk.<\/li>\n<li>\u0160irokop\u00e1smov\u00e9 zv\u00fd\u0161enie hluku.<\/li>\n<li>\u010casto po\u010dute\u013en\u00e9 a hmatate\u013en\u00e9 na telese \u010derpadla.<\/li>\n<\/ul>\n<h2>6. Prevencia a zmiernenie<\/h2>\n<h3>Prev\u00e1dzkov\u00e9 strat\u00e9gie<\/h3>\n<h4>Ochrana minim\u00e1lneho prietoku<\/h4>\n<ul>\n<li>Nain\u0161talujte automatick\u00e9 recirkula\u010dn\u00e9 potrubie minim\u00e1lneho prietoku.<\/li>\n<li>Ventil sa otvor\u00ed v\u017edy, ke\u010f prietok klesne pod bezpe\u010dn\u00e9 minimum (zvy\u010dajne 60\u201370 % BEP).<\/li>\n<li>Recirkuluje v\u00fdtlak sp\u00e4\u0165 do sania alebo do n\u00e1dr\u017ee.<\/li>\n<li>T\u00fdm sa \u010derpadlo udr\u017eiava mimo recirkula\u010dnej z\u00f3ny.<\/li>\n<\/ul>\n<h4>Riadenie prev\u00e1dzkov\u00e9ho bodu<\/h4>\n<ul>\n<li>Vyh\u00fdbajte sa prev\u00e1dzke pod minim\u00e1lnym trvalo stabiln\u00fdm prietokom.<\/li>\n<li>Pou\u017eite pohon s premenliv\u00fdmi ot\u00e1\u010dkami na prisp\u00f4sobenie \u010derpadla dopytu, pri\u010dom vyu\u017eijete <a href=\"https:\/\/vibromera.eu\/sk\/calculators\/affinity-laws-calculator\/\">affinity laws<\/a> na udr\u017eanie BEP v rozsahu r\u00f4znych prev\u00e1dzkov\u00fdch re\u017eimov.<\/li>\n<li>Uprednostnite nieko\u013eko men\u0161\u00edch \u010derpadiel pred jedn\u00fdm ve\u013ek\u00fdm \u010derpadlom kv\u00f4li lep\u0161ej regulovate\u013enosti.<\/li>\n<li>Zap\u00ednajte a vyp\u00ednajte paraleln\u00e9 \u010derpadl\u00e1 pod\u013ea zmien dopytu.<\/li>\n<\/ul>\n<h3>N\u00e1vrhov\u00e9 rie\u0161enia<\/h3>\n<ul>\n<li><strong>Induktor:<\/strong> axi\u00e1lny vstupn\u00fd stupe\u0148 na stabiliz\u00e1ciu sacieho pr\u00fadu.<\/li>\n<li><strong>Obe\u017en\u00e9 koles\u00e1 pre n\u00edzky prietok:<\/strong> \u0161peci\u00e1lne kon\u0161trukcie ur\u010den\u00e9 pre prev\u00e1dzku s n\u00edzkym prietokom.<\/li>\n<li><strong>Proper sizing:<\/strong> nepredimenzujte \u010derpadlo, \u010do vynucuje chronick\u00fa prev\u00e1dzku pri n\u00edzkom prietoku.<\/li>\n<li><strong>\u0160ir\u0161\u00ed prev\u00e1dzkov\u00fd rozsah:<\/strong> vyberajte \u010derpadl\u00e1 s ploch\u00fdmi charakteristikami, ktor\u00e9 toleruj\u00fa kol\u00edsanie prietoku.<\/li>\n<\/ul>\n<h3>N\u00e1vrh syst\u00e9mu<\/h3>\n<ul>\n<li>Navrhnite syst\u00e9m tak, aby \u010derpadlo pracovalo v bl\u00edzkosti BEP.<\/li>\n<li>Zabezpe\u010dte primeran\u00fa rezervu NPSH na obmedzenie kavit\u00e1cie v recirkula\u010dn\u00fdch z\u00f3nach.<\/li>\n<li>Umiestnite regula\u010dn\u00e9 ventily tak, aby ste minimalizovali \u0161krtenie na san\u00ed.<\/li>\n<li>Za\u010dle\u0148te obtokov\u00e9 alebo recirkula\u010dn\u00e9 syst\u00e9my na zabezpe\u010denie minim\u00e1lneho prietoku.<\/li>\n<\/ul>\n<h2>7. Priemyseln\u00e9 normy a smernice<\/h2>\n<h3>Minim\u00e1lny nepretr\u017eit\u00fd prietok<\/h3>\n<ul>\n<li><strong>API 610:<\/strong> Ur\u010duje minim\u00e1lny nepretr\u017eit\u00fd stabiln\u00fd prietok pre odstrediv\u00e9 \u010derpadl\u00e1<\/li>\n<li><strong>Typick\u00e9 hodnoty:<\/strong> 60 \u2013 70 % prietoku BEP pre radi\u00e1lne \u010derpadl\u00e1, 70 \u2013 80 % pre kon\u0161trukcie s diagon\u00e1lnym pr\u00fadom.<\/li>\n<li><strong>Tepeln\u00e9 h\u013eadisko:<\/strong> minim\u00e1lny prietok je tie\u017e obmedzen\u00fd n\u00e1rastom teploty, ktor\u00fd kvapalina znesie pri n\u00edzkom prietoku.<\/li>\n<\/ul>\n<h3>Testovanie v\u00fdkonu<\/h3>\n<ul>\n<li>V\u00fdrobn\u00e9 sk\u00fa\u0161ky overuj\u00fa bod n\u00e1stupu recirkul\u00e1cie.<\/li>\n<li>Prev\u00e1dzkov\u00e9 sk\u00fa\u0161ky v\u00fdkonnosti ho potvrdzuj\u00fa v nain\u0161talovanom syst\u00e9me.<\/li>\n<li>Akcepta\u010dn\u00e9 krit\u00e9ri\u00e1 ur\u010duj\u00fa pr\u00edpustn\u00e9 vibr\u00e1cie pri minim\u00e1lnom prietoku, \u010dasto vztiahnut\u00e9 na <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/iso-20816-1\/\">ISO 20816<\/a> z\u00f3ny z\u00e1va\u017enosti.<\/li>\n<\/ul>\n<p>Ke\u010f\u017ee recirkul\u00e1cia, nevyv\u00e1\u017eenos\u0165, \u00fa\u010dinky prechodu lopatiek a kavit\u00e1cia m\u00f4\u017eu v\u0161etky zvy\u0161ova\u0165 vibr\u00e1cie \u010derpadla, praktick\u00fdm diagnostick\u00fdm krokom je zmera\u0165 spektrum pri viacer\u00fdch prietokoch a zisti\u0165, ktor\u00e1 zlo\u017eka sleduje prietok. Prenosn\u00fd dvojkan\u00e1lov\u00fd analyz\u00e1tor, ako je <a href=\"https:\/\/vibromera.eu\/sk\/produkt\/balanset-1\/\">Balanset-1A<\/a> zachyt\u00e1va subsynchr\u00f3nnu pulz\u00e1ciu a jej z\u00e1vislos\u0165 od prietoku priamo na \u010derpadle, \u010d\u00edm pom\u00e1ha potvrdi\u0165 recirkul\u00e1ciu namiesto poruchy rotora \u2014 a tam, kde sa zv\u00fd\u0161en\u00e9 vibr\u00e1cie uk\u00e1\u017eu ako 1\u00d7 <a href=\"https:\/\/vibromera.eu\/sk\/glossary\/unbalance\/\">nevyv\u00e1\u017eenos\u0165<\/a> v obe\u017enom kolese, umo\u017e\u0148uje technikovi vyv\u00e1\u017ei\u0165 ho na mieste bez demont\u00e1\u017ee \u010derpadla. Na ohrani\u010denie relevantn\u00fdch frekvenci\u00ed e\u0161te pred za\u010diatkom <a href=\"https:\/\/vibromera.eu\/sk\/calculators\/pump-cavitation-frequency\/\">odhadova\u010d kavita\u010dnej frekvencie \u010derpadla<\/a> a <a href=\"https:\/\/vibromera.eu\/sk\/calculators\/blade-pass-frequency\/\">kalkula\u010dka frekvencie prechodu lopatiek<\/a> vyzna\u010d\u00ed, kde by sa mali objavi\u0165 kavita\u010dn\u00fd \u0161um a vrcholy prechodu lopatiek, tak\u017ee putuj\u00face subsynchr\u00f3nne recirkula\u010dn\u00e9 p\u00e1smo jasne vynik\u00e1.<\/p>\n<p>Recirkul\u00e1cia patr\u00ed medzi najz\u00e1va\u017enej\u0161ie prev\u00e1dzkov\u00e9 stavy, ktor\u00e9 m\u00f4\u017ee odstrediv\u00e9 \u010derpadlo za\u017ei\u0165. Jej charakteristick\u00fd subsynchr\u00f3nny vibra\u010dn\u00fd podpis, ve\u013ek\u00e9 amplit\u00fady pulz\u00e1cie a schopnos\u0165 r\u00fdchleho mechanick\u00e9ho po\u0161kodenia robia nevyhnutn\u00fdm pochopi\u0165 podmienky n\u00e1stupu, namontova\u0165 ochranu minim\u00e1lneho prietoku a vyhn\u00fa\u0165 sa chronickej prev\u00e1dzke pri n\u00edzkom prietoku \u2014 to s\u00fa k\u013e\u00fa\u010de k spo\u013eahlivosti a \u017eivotnosti \u010derpadla v priemyselnej prev\u00e1dzke.<\/p>\n<hr>\n<p><a href=\"https:\/\/vibromera.eu\/sk\/glossary\/\">\u2190 Sp\u00e4\u0165 na hlavn\u00fd index<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>Z\u00edskajte inform\u00e1cie o recirkul\u00e1cii v \u010derpadl\u00e1ch, obr\u00e1ten\u00ed toku a nestabilite pri n\u00edzkych prietokoch, ktor\u00e9 sp\u00f4sobuj\u00fa subsynchr\u00f3nne vibra\u010dn\u00e9 pulz\u00e1cie, stratu \u00fa\u010dinnosti a potenci\u00e1lne po\u0161kodenie.<\/p>","protected":false},"featured_media":0,"template":"","meta":{"ai_generated_summary":"","footnotes":""},"categories":[109,110],"tags":[],"class_list":["post-207","glossary","type-glossary","status-publish","hentry","category-glossary","category-vibration-diagnostics"],"_links":{"self":[{"href":"https:\/\/vibromera.eu\/sk\/wp-json\/wp\/v2\/glossary\/207","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vibromera.eu\/sk\/wp-json\/wp\/v2\/glossary"}],"about":[{"href":"https:\/\/vibromera.eu\/sk\/wp-json\/wp\/v2\/types\/glossary"}],"version-history":[{"count":1,"href":"https:\/\/vibromera.eu\/sk\/wp-json\/wp\/v2\/glossary\/207\/revisions"}],"predecessor-version":[{"id":101401,"href":"https:\/\/vibromera.eu\/sk\/wp-json\/wp\/v2\/glossary\/207\/revisions\/101401"}],"wp:attachment":[{"href":"https:\/\/vibromera.eu\/sk\/wp-json\/wp\/v2\/media?parent=207"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vibromera.eu\/sk\/wp-json\/wp\/v2\/categories?post=207"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vibromera.eu\/sk\/wp-json\/wp\/v2\/tags?post=207"}],"curies":[{"name":"pracovn\u00fd list","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}