{"id":136,"date":"2025-10-31T00:25:51","date_gmt":"2025-10-31T00:25:51","guid":{"rendered":"https:\/\/vibromera.eu\/glossary\/harmonics\/"},"modified":"2026-06-08T04:12:17","modified_gmt":"2026-06-08T04:12:17","slug":"harmonics","status":"publish","type":"glossary","link":"https:\/\/vibromera.eu\/sl\/glossary\/harmonics\/","title":{"rendered":"Kaj so harmoniki v analizi vibracij?"},"content":{"rendered":"<style>\n:root {\n  --navy: #0a2540;\n  --navy-light: #1a3a5c;\n  --blue: #2563eb;\n  --blue-light: #3b82f6;\n  --blue-pale: #dbeafe;\n  --blue-ghost: #eff6ff;\n  --beige: #f5f0e8;\n  --beige-dark: #e8dfd3;\n  --beige-light: #faf7f2;\n  --white: #ffffff;\n  --text: #1e293b;\n  --text-secondary: #475569;\n  --text-muted: #94a3b8;\n  --border: #cbd5e1;\n  --border-light: #e2e8f0;\n  --success: #059669;\n  --success-light: #d1fae5;\n  --warning: #d97706;\n  --warning-light: #fef3c7;\n  --danger: #dc2626;\n  --danger-light: #fee2e2;\n  --purple: #7c3aed;\n  --purple-light: #ede9fe;\n  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grid-template-columns: 1fr 1fr; gap: 32px; }<\/p>\n<p>.calc-panel {\n  background: var(--beige-light); border: 1px solid var(--beige-dark); border-radius: var(--radius-lg); padding: 32px; position: relative; overflow: hidden;\n}\n.calc-panel::before { content: ''; position: absolute; top: 0; left: 0; right: 0; height: 4px; background: linear-gradient(90deg, var(--blue), var(--blue-light)); }\n.panel-title { font-family: 'DM Serif Display', serif; font-size: 22px; margin-bottom: 6px; color: var(--navy); }\n.panel-subtitle { font-size: 14px; color: var(--text-muted); margin-bottom: 24px; }\n.calc-form { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }\n.form-group { display: flex; flex-direction: column; gap: 5px; }\n.form-group.full-width { grid-column: 1 \/ -1; }\n.form-group label { font-size: 13px; font-weight: 600; color: var(--text-secondary); text-transform: uppercase; letter-spacing: 0.5px; }\n.form-group label .unit { font-weight: 400; text-transform: none; color: 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relative; overflow: hidden;\n}\n.results-panel::before { content: ''; position: absolute; inset: 0; background: radial-gradient(circle at 100% 0%, rgba(37,99,235,0.2) 0%, transparent 60%); pointer-events: none; }\n.results-panel .panel-title { color: var(--white); }\n.results-panel .panel-subtitle { color: rgba(255,255,255,0.5); }<\/p>\n<p>.spectrum-canvas-wrap { position: relative; z-index: 1; width: 100%; height: 250px; margin-bottom: 12px; }\n.spectrum-canvas-wrap canvas { width: 100%; height: 100%; }<\/p>\n<p>.harmonic-table-mini { position: relative; z-index: 1; width: 100%; max-height: 195px; overflow-y: auto; }\n.harmonic-table-mini table { width: 100%; border-collapse: collapse; }\n.harmonic-table-mini th {\n  background: rgba(255,255,255,0.1); color: rgba(255,255,255,0.7); padding: 6px 10px; font-size: 11px;\n  text-transform: uppercase; letter-spacing: 0.5px; text-align: left; position: sticky; top: 0;\n}\n.harmonic-table-mini td {\n  padding: 5px 10px; font-family: 'JetBrains Mono', monospace; font-size: 13px;\n  border-bottom: 1px solid rgba(255,255,255,0.06); color: rgba(255,255,255,0.8);\n}\n.harmonic-table-mini tr:hover td { background: rgba(255,255,255,0.05); }\n.results-empty { text-align: center; padding: 120px 20px; color: rgba(255,255,255,0.35); font-size: 15px; position: relative; z-index: 1; }\n.results-empty .icon { font-size: 36px; margin-bottom: 12px; display: block; }<\/p>\n<p>\/* ===== DIAGNOSTIC SECTION ===== *\/\n.diagnostic-section { padding: 40px 0 48px; background: var(--beige-light); }\n.section-header { margin-bottom: 28px; }\n.section-header h2 { font-family: 'DM Serif Display', serif; font-size: 30px; color: var(--navy); margin-bottom: 6px; }\n.section-header p { font-size: 16px; color: var(--text-secondary); }<\/p>\n<p>.fault-cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; margin-bottom: 36px; }\n.fault-card {\n  background: var(--white); border: 1px solid var(--border-light); border-radius: 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var(--purple-light); color: #5b21b6; }<\/p>\n<p>\/* ===== MAIN CONTENT ===== *\/\n.main-content { padding: 48px 0 64px; background: var(--white); }\n.content-layout { display: grid; grid-template-columns: 1fr 300px; gap: 48px; }<\/p>\n<p>.toc-sidebar { position: sticky; top: 80px; align-self: start; }\n.toc-box { background: var(--beige-light); border: 1px solid var(--beige-dark); border-radius: var(--radius); padding: 24px; }\n.toc-box h3 { font-size: 14px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.5px; color: var(--navy); margin-bottom: 16px; }\n.toc-box a {\n  display: block; padding: 6px 0; font-size: 14px; color: var(--text-secondary); text-decoration: none;\n  border-left: 2px solid transparent; padding-left: 12px; transition: all 0.2s;\n}\n.toc-box a:hover { color: var(--blue); border-left-color: var(--blue); }\n.toc-box a.sub { padding-left: 28px; font-size: 13px; color: var(--text-muted); }<\/p>\n<p>.article-content h2 { font-family: 'DM Serif Display', 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}\n.info-box.warning { background: #fffbeb; border-left-color: var(--warning); }\n.info-box.success { background: #ecfdf5; border-left-color: var(--success); }\n.info-box.danger { background: #fef2f2; border-left-color: var(--danger); }\n.info-box .box-title { font-weight: 700; font-size: 15px; margin-bottom: 6px; color: var(--navy); }\n.info-box p { margin-bottom: 8px; font-size: 14px; }\n.info-box p:last-child { margin-bottom: 0; }<\/p>\n<p>.example-block { background: var(--beige-light); border: 1px solid var(--beige-dark); border-radius: var(--radius); padding: 28px; margin: 24px 0; }\n.example-block .example-title { font-family: 'DM Serif Display', serif; font-size: 18px; color: var(--navy); margin-bottom: 16px; }<\/p>\n<p>.formula-box {\n  background: var(--navy); color: var(--white); border-radius: var(--radius); padding: 24px 32px; margin: 24px 0;\n  text-align: center; position: relative; overflow: hidden;\n}\n.formula-box::before { content: ''; position: absolute; inset: 0; background: radial-gradient(circle at 80% 50%, rgba(37,99,235,0.15) 0%, transparent 60%); pointer-events: none; }\n.formula-box .formula-label { font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: 1px; color: var(--blue-light); margin-bottom: 10px; position: relative; }\n.formula-box .formula-main { font-family: 'JetBrains Mono', monospace; font-size: 22px; font-weight: 600; position: relative; line-height: 1.4; }\n.formula-box .formula-note { font-size: 13px; color: rgba(255,255,255,0.5); margin-top: 10px; position: relative; }<\/p>\n<p>.article-table { width: 100%; margin: 20px 0; border: 1px solid var(--border-light); border-radius: var(--radius-sm); overflow: hidden; }\n.article-table th { padding: 10px 14px; font-size: 12px; }\n.article-table td { padding: 10px 14px; font-size: 14px; }<\/p>\n<p>\/* ===== SHOP CTA ===== *\/\n.shop-cta {\n  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-light) 100%); padding: 48px 0; color: var(--white);\n  text-align: center; position: relative; overflow: hidden;\n}\n.shop-cta::before { content: ''; position: absolute; inset: 0; background: radial-gradient(circle at 50% 50%, rgba(37,99,235,0.15) 0%, transparent 60%); pointer-events: none; }\n.shop-cta h2 { font-family: 'DM Serif Display', serif; font-size: 32px; margin-bottom: 12px; position: relative; }\n.shop-cta p { font-size: 17px; color: rgba(255,255,255,0.7); margin-bottom: 28px; max-width: 640px; margin-left: auto; margin-right: auto; position: relative; }\n.shop-cta .cta-btn {\n  display: inline-flex; align-items: center; gap: 8px; padding: 14px 36px; background: var(--blue); color: var(--white);\n  text-decoration: none; border-radius: var(--radius-sm); font-weight: 600; font-size: 16px; transition: all 0.2s; position: relative;\n}\n.shop-cta .cta-btn:hover { background: var(--blue-light); transform: translateY(-2px); box-shadow: 0 8px 24px rgba(37,99,235,0.3); }<\/p>\n<p>.page-footer { background: var(--beige); border-top: 1px solid var(--beige-dark); padding: 32px 0; text-align: center; }\n.page-footer a { color: var(--blue); text-decoration: none; font-weight: 500; }\n.page-footer p { font-size: 14px; color: var(--text-muted); }<\/p>\n<p>@media print { .quick-nav, .shop-cta { display: none; } body { min-width: auto; } }\n<\/style>\n<p><!-- HERO --><\/p>\n<header class=\"hero\">\n<div class=\"hero-inner\">\n<div class=\"breadcrumb\">\n      <a href=\"https:\/\/vibromera.eu\/sl\/\">Domov<\/a> \u2192 <a href=\"https:\/\/vibromera.eu\/sl\/glossary\/\">Glosar<\/a> \u2192 Harmoniki\n    <\/div>\n<h1>Razumevanje <span>Harmoniki<\/span> v analizi vibracij<\/h1>\n<p class=\"subtitle\">Zakaj se v vibracijskih spektrih pojavljajo celo\u0161tevilski ve\u010dkratniki frekvence vrtenja gredi \u2013 in kako vzorec harmonikov 1\u00d7, 2\u00d7, 3\u00d7\u2026 razkriva natan\u010dno naravo napak strojev, od neuravnote\u017eenosti in neporavnanosti do ohlapnosti in drgnjenja.<\/p>\n<\/p><\/div>\n<\/header>\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\/sl\/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\/sl\/product\/balanset-1\/\" title=\"Prenosni balanser in analizator vibracij 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=\"Prenosni uravnote\u017enik in analizator vibracij Balanset-1A v popolnem kompletu\" 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\/sl\/product-category\/devices\/\" rel=\"tag\">Naprave<\/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\/sl\/product\/balanset-1\/\" title=\"Prenosni balanser in analizator vibracij Balanset-1A\">Prenosni balanser in analizator vibracij 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> + DDV (\u010de je primerno)<\/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=\"\/sl\/wp-json\/wp\/v2\/glossary\/136?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=\"Dodaj v ko\u0161arico\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Dodaj v ko\u0161arico\" 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=\"\/sl\/wp-json\/wp\/v2\/glossary\/136?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=\"Dodaj v ko\u0161arico: \u201cPortable balancer &amp; Vibration analyzer Balanset-1A\u201d\" rel=\"nofollow\" data-success_message=\"\u201cPortable balancer &amp; Vibration analyzer Balanset-1A\u201d je bil dodan v va\u0161o ko\u0161arico\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Dodaj v ko\u0161arico<\/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\/sl\/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\/sl\/product\/vibration-sensor\/\" title=\"Senzor vibracij\">\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=\"Senzor vibracij Balanset-1A od blizu\" 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\/sl\/product-category\/parts\/\" rel=\"tag\">Deli<\/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\/sl\/product\/vibration-sensor\/\" title=\"Senzor vibracij\">Senzor vibracij<\/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> + DDV (\u010de je primerno)<\/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=\"\/sl\/wp-json\/wp\/v2\/glossary\/136?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=\"Dodaj v ko\u0161arico\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Dodaj v ko\u0161arico\" 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=\"\/sl\/wp-json\/wp\/v2\/glossary\/136?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=\"Dodaj v ko\u0161arico: \u201cVibration sensor\u201d\" rel=\"nofollow\" data-success_message=\"\u201cVibration sensor\u201d je bil dodan v va\u0161o ko\u0161arico\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Dodaj v ko\u0161arico<\/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\/sl\/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\/sl\/product\/optical-sensor-for-balanset-and-arbalance\/\" title=\"Opti\u010dni senzor (laserski tahometer)\">\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=\"Opti\u010dni senzor (laserski tahometer)\" 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\/sl\/product-category\/parts\/\" rel=\"tag\">Deli<\/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\/sl\/product\/optical-sensor-for-balanset-and-arbalance\/\" title=\"Opti\u010dni senzor (laserski tahometer)\">Opti\u010dni senzor (laserski tahometer)<\/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> + DDV (\u010de je primerno)<\/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=\"\/sl\/wp-json\/wp\/v2\/glossary\/136?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=\"Dodaj v ko\u0161arico\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Dodaj v ko\u0161arico\" 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=\"\/sl\/wp-json\/wp\/v2\/glossary\/136?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=\"Dodaj v ko\u0161arico: \u201cOptical Sensor (Laser Tachometer)\u201d\" rel=\"nofollow\" data-success_message=\"\u201cOptical Sensor (Laser Tachometer)\u201d je bil dodan v va\u0161o ko\u0161arico\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Dodaj v ko\u0161arico<\/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\/sl\/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\/sl\/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=\"Komplet za uravnote\u017eenje rotorjev Vibromera: torba za prena\u0161anje, ve\u010dkanalni pretvornik signala, ro\u010dni analizator, magnetna podlaga, senzorji vibracij in spiralni kabli.\" 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\/sl\/product-category\/devices\/\" rel=\"tag\">Naprave<\/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\/sl\/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> + DDV (\u010de je primerno)<\/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=\"\/sl\/wp-json\/wp\/v2\/glossary\/136?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=\"Dodaj v ko\u0161arico\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Dodaj v ko\u0161arico\" 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=\"\/sl\/wp-json\/wp\/v2\/glossary\/136?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=\"Dodaj v ko\u0161arico: \u201cBalanset-4\u201d\" rel=\"nofollow\" data-success_message=\"\u201cBalanset-4\u201d je bil dodan v va\u0161o ko\u0161arico\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Dodaj v ko\u0161arico<\/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\/sl\/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\/sl\/product\/magnet-stand\/\" title=\"Magnetno stojalo 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=\"Magnetna osnova.\" 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\/sl\/product-category\/parts\/\" rel=\"tag\">Deli<\/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\/sl\/product\/magnet-stand\/\" title=\"Magnetno stojalo Insize-60-kgf\">Magnetno stojalo 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> + DDV (\u010de je primerno)<\/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=\"\/sl\/wp-json\/wp\/v2\/glossary\/136?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=\"Dodaj v ko\u0161arico\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Dodaj v ko\u0161arico\" 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=\"\/sl\/wp-json\/wp\/v2\/glossary\/136?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=\"Dodaj v ko\u0161arico: \u201cMagnetic Stand Insize-60-kgf\u201d\" rel=\"nofollow\" data-success_message=\"\u201cMagnetic Stand Insize-60-kgf\u201d je bil dodan v va\u0161o ko\u0161arico\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Dodaj v ko\u0161arico<\/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\/sl\/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\/sl\/product\/reflective-tape\/\" title=\"Odsevni trak\">\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=\"Odsevni trak\" 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\/sl\/product-category\/parts\/\" rel=\"tag\">Deli<\/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\/sl\/product\/reflective-tape\/\" title=\"Odsevni trak\">Odsevni trak<\/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> + DDV (\u010de je primerno)<\/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=\"\/sl\/wp-json\/wp\/v2\/glossary\/136?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=\"Dodaj v ko\u0161arico\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Dodaj v ko\u0161arico\" 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=\"\/sl\/wp-json\/wp\/v2\/glossary\/136?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=\"Dodaj v ko\u0161arico: \u201cReflective tape\u201d\" rel=\"nofollow\" data-success_message=\"\u201cReflective tape\u201d je bil dodan v va\u0161o ko\u0161arico\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Dodaj v ko\u0161arico<\/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\/sl\/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\/sl\/product\/dynamic-balancer-balanset-1a\/\" title=\"Dinami\u010dni uravnote\u017eevalnik &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=\"Vsebina kompleta Balanset-1A z vmesni\u0161ko enoto, senzorji, tahometrom in dodatno opremo\" 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\/sl\/product-category\/devices\/\" rel=\"tag\">Naprave<\/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\/sl\/product\/dynamic-balancer-balanset-1a\/\" title=\"Dinami\u010dni uravnote\u017eevalnik &quot;Balanset-1A&quot; OEM\">Dinami\u010dni uravnote\u017eevalnik \"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> + DDV (\u010de je primerno)<\/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=\"\/sl\/wp-json\/wp\/v2\/glossary\/136?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=\"Dodaj v ko\u0161arico\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Dodaj v ko\u0161arico\" 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=\"\/sl\/wp-json\/wp\/v2\/glossary\/136?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=\"Dodaj v ko\u0161arico: \u201cDynamic balancer \u201cBalanset-1A\u201d OEM\u201d\" rel=\"nofollow\" data-success_message=\"\u201cDynamic balancer \u201cBalanset-1A\u201d OEM\u201d je bil dodan v va\u0161o ko\u0161arico\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Dodaj v ko\u0161arico<\/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><!-- QUICK NAV --><\/p>\n<nav class=\"quick-nav\">\n<div class=\"quick-nav-inner\">\n    <a href=\"#calculator\">\u2699 Harmoni\u010dni kalkulator<\/a><br \/>\n    <a href=\"#diagnostic-cards\">\ud83d\udcca Vzorci napak<\/a><br \/>\n    <a href=\"#diagnostic-table\">\ud83d\udccb Diagnosti\u010dna tabela<\/a><br \/>\n    <a href=\"#definition\">\ud83d\udcd0 Definicija<\/a><br \/>\n    <a href=\"#why-generated\">\ud83d\udd22 Zakaj nastajajo<\/a><br \/>\n    <a href=\"#fault-signatures\">\ud83d\udd0d Vzorci okvar<\/a><br \/>\n    <a href=\"#non-synchronous\">\u3030\ufe0f Nesinhrono<\/a><br \/>\n    <a href=\"#analysis-guide\">\ud83d\udee0 Vodnik po analizi<\/a><br \/>\n    <a href=\"#case-studies\">\ud83d\udcdd \u0160tudije primerov<\/a>\n  <\/div>\n<\/nav>\n<p><!-- SUMMARY DASHBOARD --><\/p>\n<section class=\"summary-dashboard\" id=\"calculator\">\n<div class=\"container\">\n<div class=\"dashboard-grid\">\n<p>      <!-- Calculator --><\/p>\n<div class=\"calc-panel\">\n<h2 class=\"panel-title\">Kalkulator harmoni\u010dnih frekvenc<\/h2>\n<p class=\"panel-subtitle\">Izra\u010dunajte harmonike in pogoste frekvence okvar za katero koli hitrost gredi<\/p>\n<div class=\"calc-form\">\n<div class=\"form-group\">\n            <label>Hitrost gredi <span class=\"unit\">(RPM)<\/span><\/label><br \/>\n            <input type=\"number\" id=\"shaftRPM\" value=\"1800\" min=\"1\" step=\"1\">\n          <\/div>\n<div class=\"form-group\">\n            <label>\u0160tevilo harmonikov<\/label><br \/>\n            <select id=\"numHarmonics\"><option value=\"5\">5 harmonikov<\/option><option value=\"10\" selected>10 harmonikov<\/option><option value=\"15\">15 harmonikov<\/option><option value=\"20\">20 harmonikov<\/option><\/select>\n          <\/div>\n<div class=\"form-group\">\n            <label>\u0160tevilo lopatic\/krilc <span class=\"unit\">(neobvezno)<\/span><\/label><br \/>\n            <input type=\"number\" id=\"numBlades\" value=\"\" min=\"0\" step=\"1\" placeholder=\"npr. 5, 7\">\n          <\/div>\n<div class=\"form-group\">\n            <label>\u0160tevilo zob zobnika <span class=\"unit\">(neobvezno)<\/span><\/label><br \/>\n            <input type=\"number\" id=\"numTeeth\" value=\"\" min=\"0\" step=\"1\" placeholder=\"npr. 48\">\n          <\/div>\n<div class=\"form-group\">\n            <label>Omre\u0415\u0455na frekvenca <span class=\"unit\">(Hz)<\/span><\/label><br \/>\n            <select id=\"lineFreq\"><option value=\"50\" selected>50 Hz (Evropa \/ Azija)<\/option><option value=\"60\">60 Hz (Ameriki)<\/option><\/select>\n          <\/div>\n<div class=\"form-group\">\n            <label>\u0160tevilo polov <span class=\"unit\">(motor)<\/span><\/label><br \/>\n            <select id=\"numPoles\"><option value=\"2\">2-polni<\/option><option value=\"4\" selected>4-polni<\/option><option value=\"6\">6-polni<\/option><option value=\"8\">8-polni<\/option><\/select>\n          <\/div>\n<p>          <button class=\"calc-btn\" onclick=\"calculate()\">Izra\u010dunaj vse frekvence \u2192<\/button>\n        <\/div>\n<\/p><\/div>\n<p>      <!-- Results --><\/p>\n<div class=\"results-panel\">\n<h2 class=\"panel-title\">Harmoni\u010dni spekter<\/h2>\n<p class=\"panel-subtitle\">Vizualni frekven\u010dni zemljevid in popolna harmoni\u010dna tabela<\/p>\n<div id=\"resultsArea\">\n<div class=\"results-empty\">\n            <span class=\"icon\">\ud83d\udcc8<\/span><br \/>\n            Vnesite hitrost gredi in kliknite Izra\u010dunaj<br \/>za prikaz harmonskih frekvenc\n          <\/div>\n<\/p><\/div>\n<\/p><\/div>\n<\/p><\/div>\n<\/p><\/div>\n<\/section>\n<p><!-- DIAGNOSTIC CARDS + TABLES --><\/p>\n<section class=\"diagnostic-section\" id=\"diagnostic-cards\">\n<div class=\"container\">\n<div class=\"section-header\">\n<h2>Zna\u010dilni vzorci napak \u2013 hitra prepoznava<\/h2>\n<p>Vsaka okvara stroja povzro\u010di zna\u010dilen harmoni\u010dni vzorec, ki je viden v <a href=\"https:\/\/vibromera.eu\/sl\/glossary\/spectrum\/\">vibracijski spekter<\/a><\/p>\n<\/p><\/div>\n<div class=\"fault-cards\">\n<div class=\"fault-card unbalance\">\n<div class=\"fc-icon\">\u2696\ufe0f<\/div>\n<div class=\"fc-title\">Neuravnote\u017eenost<\/div>\n<div class=\"fc-pattern\">Dominantno 1\u00d7 \u2014 \u010dist, en sam vrh<\/div>\n<div class=\"fc-body\"><strong>Vzorec:<\/strong> Mo\u010dan 1\u00d7 z minimalnimi harmoniki. Amplituda sorazmerna s hitrostjo\u00b2. Faza je stabilna in ponovljiva. <strong>Smer:<\/strong> Predvsem radialne vibracije.<\/div>\n<div class=\"fc-spectrum\">\n<div class=\"bar\" style=\"height:95%;background:var(--blue)\"><span class=\"bar-label\">1\u00d7<\/span><\/div>\n<div class=\"bar\" style=\"height:8%;background:var(--blue-pale)\"><span class=\"bar-label\">2\u00d7<\/span><\/div>\n<div class=\"bar\" style=\"height:3%;background:var(--blue-pale)\"><span class=\"bar-label\">3\u00d7<\/span><\/div>\n<div class=\"bar\" style=\"height:2%;background:var(--blue-pale)\"><span class=\"bar-label\">4\u00d7<\/span><\/div>\n<div class=\"bar\" style=\"height:1%;background:var(--blue-pale)\"><span class=\"bar-label\">5\u00d7<\/span><\/div>\n<\/p><\/div>\n<\/p><\/div>\n<div class=\"fault-card misalignment\">\n<div class=\"fc-icon\">\u2194\ufe0f<\/div>\n<div class=\"fc-title\">Neporavnanost gredi<\/div>\n<div class=\"fc-pattern\">Mo\u010dno 2\u00d7 (in 3\u00d7) glede na 1\u00d7<\/div>\n<div class=\"fc-body\"><strong>Kotni:<\/strong> Visoka 1\u00d7 aksialna. <strong>Vzporedno:<\/strong> Visoka 2\u00d7 radialna, pogosto \u2265 1\u00d7 amplituda. V huj\u0161ih primerih se pojavijo 3\u00d7, 4\u00d7. <strong>Klju\u010d:<\/strong> Visoke aksialne vibracije pri sklopki.<\/div>\n<div class=\"fc-spectrum\">\n<div class=\"bar\" style=\"height:60%;background:var(--warning)\"><span class=\"bar-label\">1\u00d7<\/span><\/div>\n<div class=\"bar\" style=\"height:90%;background:var(--warning)\"><span class=\"bar-label\">2\u00d7<\/span><\/div>\n<div class=\"bar\" style=\"height:40%;background:var(--warning-light)\"><span class=\"bar-label\">3\u00d7<\/span><\/div>\n<div class=\"bar\" style=\"height:15%;background:var(--warning-light)\"><span class=\"bar-label\">4\u00d7<\/span><\/div>\n<div class=\"bar\" style=\"height:5%;background:var(--warning-light)\"><span class=\"bar-label\">5\u00d7<\/span><\/div>\n<\/p><\/div>\n<\/p><\/div>\n<div class=\"fault-card looseness\">\n<div class=\"fc-icon\">\ud83d\udd29<\/div>\n<div class=\"fc-title\">Mehanska zrahljanost<\/div>\n<div class=\"fc-pattern\">Veliko harmonikov: 1\u00d7, 2\u00d7, 3\u00d7, 4\u00d7\u2026 do 10\u00d7+<\/div>\n<div class=\"fc-body\"><strong>Vzorec:<\/strong> Bogata dru\u017eina harmonikov, pogosto s podharmoniki (\u00bd\u00d7, \u2153\u00d7). Nestabilna faza. Ve\u010d harmonikov = ve\u010dja ohlapnost. <strong>Klju\u010dni kazalnik:<\/strong> prisotni podharmoniki.<\/div>\n<div class=\"fc-spectrum\">\n<div class=\"bar\" style=\"height:70%;background:var(--danger)\"><span class=\"bar-label\">1\u00d7<\/span><\/div>\n<div class=\"bar\" style=\"height:55%;background:var(--danger)\"><span class=\"bar-label\">2\u00d7<\/span><\/div>\n<div class=\"bar\" style=\"height:50%;background:var(--danger)\"><span class=\"bar-label\">3\u00d7<\/span><\/div>\n<div class=\"bar\" style=\"height:40%;background:var(--danger)\"><span class=\"bar-label\">4\u00d7<\/span><\/div>\n<div class=\"bar\" style=\"height:35%;background:var(--danger-light)\"><span class=\"bar-label\">5\u00d7<\/span><\/div>\n<div class=\"bar\" style=\"height:25%;background:var(--danger-light)\"><span class=\"bar-label\">6\u00d7<\/span><\/div>\n<div class=\"bar\" style=\"height:20%;background:var(--danger-light)\"><span class=\"bar-label\">7\u00d7<\/span><\/div>\n<div class=\"bar\" style=\"height:12%;background:var(--danger-light)\"><span class=\"bar-label\">8\u00d7<\/span><\/div>\n<\/p><\/div>\n<\/p><\/div>\n<div class=\"fault-card bearing\">\n<div class=\"fc-icon\">\ud83d\udd34<\/div>\n<div class=\"fc-title\">Okvara le\u017eaja<\/div>\n<div class=\"fc-pattern\">Nesinhroni vrhovi: BPFO, BPFI + harmoniki<\/div>\n<div class=\"fc-body\"><strong>Vzorec:<\/strong> Vrhovi pri <a href=\"https:\/\/vibromera.eu\/sl\/glossary\/bearing-fault-frequencies\/\" style=\"color:var(--success)\">frekvence napak le\u017eajev<\/a> (ki niso celo\u0161tevil\u010dni ve\u010dkratniki \u0161tevila vrtljajev na minuto). Harmoniki frekvence napake + <a href=\"https:\/\/vibromera.eu\/sl\/glossary\/sidebands\/\" style=\"color:var(--success)\">stranski pasovi<\/a> v razmiku 1\u00d7.<\/div>\n<div class=\"fc-spectrum\">\n<div class=\"bar\" style=\"height:30%;background:var(--success)\"><span class=\"bar-label\">1\u00d7<\/span><\/div>\n<div class=\"bar\" style=\"height:5%;background:#ddd\"><span class=\"bar-label\"><\/span><\/div>\n<div class=\"bar\" style=\"height:75%;background:var(--success)\"><span class=\"bar-label\">BPFO<\/span><\/div>\n<div class=\"bar\" style=\"height:45%;background:var(--success-light)\"><span class=\"bar-label\">2-BPF<\/span><\/div>\n<div class=\"bar\" style=\"height:25%;background:var(--success-light)\"><span class=\"bar-label\">3-BPF<\/span><\/div>\n<\/p><\/div>\n<\/p><\/div>\n<div class=\"fault-card electrical\">\n<div class=\"fc-icon\">\u26a1<\/div>\n<div class=\"fc-title\">Elektri\u010dne napake<\/div>\n<div class=\"fc-pattern\">2\u00d7 omre\u017ena frekvenca (2FL) \u00b1 zdrsni stranski pasovi<\/div>\n<div class=\"fc-body\"><strong>Stator:<\/strong> Prevladuje 2\u00d7 omre\u017ena frekvenca (100\/120 Hz). <strong>Rotorske palice:<\/strong> 1\u00d7 s stranskimi pasovi pri <a href=\"https:\/\/vibromera.eu\/sl\/glossary\/pole-pass-frequency\/\" style=\"color:var(--purple)\">frekvenca prehoda polov<\/a>. <strong>Preizkus:<\/strong> Izpad elektri\u010dne energije \u2013 elektri\u010dne vibracije takoj upadejo.<\/div>\n<div class=\"fc-spectrum\">\n<div class=\"bar\" style=\"height:50%;background:var(--purple)\"><span class=\"bar-label\">1\u00d7<\/span><\/div>\n<div class=\"bar\" style=\"height:85%;background:var(--purple)\"><span class=\"bar-label\">2. nadstropje<\/span><\/div>\n<div class=\"bar\" style=\"height:30%;background:var(--purple-light)\"><span class=\"bar-label\">4. nadstropje<\/span><\/div>\n<div class=\"bar\" style=\"height:15%;background:var(--purple-light)\"><span class=\"bar-label\">6FL<\/span><\/div>\n<div class=\"bar\" style=\"height:5%;background:var(--purple-light)\"><span class=\"bar-label\">8FL<\/span><\/div>\n<\/p><\/div>\n<\/p><\/div>\n<div class=\"fault-card rub\">\n<div class=\"fc-icon\">\ud83d\udd25<\/div>\n<div class=\"fc-title\">Drgnjenje gredi<\/div>\n<div class=\"fc-pattern\">Veliko vi\u0161jih harmonikov + podharmonikov<\/div>\n<div class=\"fc-body\"><strong>Rahlo drgnjenje:<\/strong> \u00bd\u00d7, 1\u00d7 in veliko harmonikov do 10\u00d7+. <strong>Polni obro\u010dasti:<\/strong> Prevladujejo podharmoniki (\u00bd\u00d7, \u2153\u00d7, \u00bc\u00d7). Toplotno upogibanje lahko povzro\u010di premikanje vektorja 1\u00d7.<\/div>\n<div class=\"fc-spectrum\">\n<div class=\"bar\" style=\"height:35%;background:#ec4899\"><span class=\"bar-label\">\u00bd\u00d7<\/span><\/div>\n<div class=\"bar\" style=\"height:65%;background:#ec4899\"><span class=\"bar-label\">1\u00d7<\/span><\/div>\n<div class=\"bar\" style=\"height:40%;background:#ec4899\"><span class=\"bar-label\">2\u00d7<\/span><\/div>\n<div class=\"bar\" style=\"height:30%;background:#fbcfe8\"><span class=\"bar-label\">3\u00d7<\/span><\/div>\n<div class=\"bar\" style=\"height:25%;background:#fbcfe8\"><span class=\"bar-label\">4\u00d7<\/span><\/div>\n<div class=\"bar\" style=\"height:20%;background:#fbcfe8\"><span class=\"bar-label\">5\u00d7<\/span><\/div>\n<div class=\"bar\" style=\"height:15%;background:#fbcfe8\"><span class=\"bar-label\">6\u00d7<\/span><\/div>\n<div class=\"bar\" style=\"height:12%;background:#fbcfe8\"><span class=\"bar-label\">7\u00d7<\/span><\/div>\n<\/p><\/div>\n<\/p><\/div>\n<\/p><\/div>\n<p>    <!-- MASTER DIAGNOSTIC TABLE --><\/p>\n<div class=\"table-wrap\" id=\"diagnostic-table\">\n<div class=\"table-title\">\ud83d\udccb Popoln priro\u010dnik za diagnostiko harmoni\u010dnega vzorca<\/div>\n<table>\n<thead>\n<tr>\n<th>Napa\u010dno stanje<\/th>\n<th>Dominantni harmoniki<\/th>\n<th>Vzorec amplitude<\/th>\n<th>Smer<\/th>\n<th>Fazno vedenje<\/th>\n<th>Razlikovalna zna\u010dilnost<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Neuravnote\u017eenost mase<\/td>\n<td class=\"mono\">1\u00d7<\/td>\n<td>1\u00d7 \u226b vsi ostali<\/td>\n<td>Radialno<\/td>\n<td>Stabilen; sledi te\u017eki to\u010dki<\/td>\n<td>\u010cist enojni vrh; sorazmeren s hitrostjo\u00b2<\/td>\n<\/tr>\n<tr>\n<td>Upognjena gred<\/td>\n<td class=\"mono\">1\u00d7 + 2\u00d7<\/td>\n<td>Oba visoka<\/td>\n<td>Aksialno + radialno<\/td>\n<td>1\u00d7 faza 180\u00b0 med koncema (aksialno)<\/td>\n<td>Visoka aksialna 1\u00d7; ni mogo\u010de popraviti z uravnote\u017eenjem<\/td>\n<\/tr>\n<tr>\n<td>Kotna neporavnanost<\/td>\n<td class=\"mono\">1\u00d7 (aksialno)<\/td>\n<td>Visoka aksialna 1\u00d7 pri sklopki<\/td>\n<td>Aksialno dominantno<\/td>\n<td>180\u00b0 preko sklopke (aksialno)<\/td>\n<td>Aksialno 1\u00d7 pri sklopki &gt; radialno<\/td>\n<\/tr>\n<tr>\n<td>Vzporedna neusklajenost<\/td>\n<td class=\"mono\">2\u00d7 (radialno)<\/td>\n<td>2\u00d7 \u2248 ali &gt; 1\u00d7; lahko se pojavi 3\u00d7<\/td>\n<td>Radialno dominantno<\/td>\n<td>180\u00b0 preko sklopke (radialno)<\/td>\n<td>Razmerje 2\u00d7 proti 1\u00d7 je diagnosti\u010dno.<\/td>\n<\/tr>\n<tr>\n<td>Ohlapnost \u2013 strukturna (tip A)<\/td>\n<td class=\"mono\">1\u00d7<\/td>\n<td>Smerna - vi\u0161je v ohlapni smeri<\/td>\n<td>Smerni<\/td>\n<td>Nestabilno; lahko tava<\/td>\n<td>Amplituda se spreminja z navorom vijaka<\/td>\n<\/tr>\n<tr>\n<td>Ohlapnost \u2013 vrtenje (tip B)<\/td>\n<td class=\"mono\">1\u00d7, 2\u00d7, 3\u00d7...n\u00d7<\/td>\n<td>Bogata harmoni\u010dna serija + \u00bd\u00d7<\/td>\n<td>Radialno<\/td>\n<td>Nestabilno; neenakomerno<\/td>\n<td>Podharmoniki (\u00bd\u00d7, \u2153\u00d7) so klju\u010dni diferenciatorji<\/td>\n<\/tr>\n<tr>\n<td>Ohlapnost \u2013 le\u017eajni sede\u017e (tip C)<\/td>\n<td class=\"mono\">Veliko harmonikov + sub<\/td>\n<td>Dvig \u0161umnega dna z mnogoterimi vrhovi<\/td>\n<td>Radialno<\/td>\n<td>Zelo nestabilno<\/td>\n<td>Zvi\u0161anje \u0161umnega dna pri \u0161irokopasovnem \u0161umu<\/td>\n<\/tr>\n<tr>\n<td>Mehka noga<\/td>\n<td class=\"mono\">1\u00d7 + 2\u00d7<\/td>\n<td>1\u00d7 spremembe z navorom vijaka<\/td>\n<td>Vertikalno dominantna<\/td>\n<td>Zamiki pri zategovanjem vijakov<\/td>\n<td>1\u00d7 amplituda se spremeni, ko se vijaki posami\u010dno zrahljajo<\/td>\n<\/tr>\n<tr>\n<td>Drgnjenje rotorja (rahlo, delno)<\/td>\n<td class=\"mono\">\u00bd\u00d7, 1\u00d7, 2\u00d7...n\u00d7<\/td>\n<td>Veliko harmonikov vi\u0161jega reda<\/td>\n<td>Radialno<\/td>\n<td>Neenakomerno; toplotni zdrs<\/td>\n<td>\u00bd\u00d7 in \u2153\u00d7 podharmonika; termi\u010dni vektorski premik<\/td>\n<\/tr>\n<tr>\n<td>Drgnjenje rotorja (polno obro\u010dasto)<\/td>\n<td class=\"mono\">\u00bd\u00d7, \u2153\u00d7, \u00bc\u00d7 dominantno<\/td>\n<td>Podharmoniki &gt; 1\u00d7<\/td>\n<td>Radialno<\/td>\n<td>Kaoti\u010dno<\/td>\n<td>Subsinhronska dominacija; obratna precesija<\/td>\n<\/tr>\n<tr>\n<td>Oljni vrtinec<\/td>\n<td class=\"mono\">0,42\u20130,48\u00d7<\/td>\n<td>Subsinhroni vrh tik pod \u00bd\u00d7<\/td>\n<td>Radialno<\/td>\n<td>Precesija v smeri vrtenja<\/td>\n<td>Frekvenca sledi pri ~0,43 \u00d7 vrtljajih na minuto; odvisno od hitrosti<\/td>\n<\/tr>\n<tr>\n<td>Oljni bi\u010d<\/td>\n<td class=\"mono\">\u2248 1. kriti\u010dna hitrost<\/td>\n<td>Zaklenjeno na 1. kriti\u010dno hitrost ne glede na hitrost vrtenja<\/td>\n<td>Radialno<\/td>\n<td>Precesija v smeri vrtenja<\/td>\n<td>Frekven\u010dne blokade; katastrofalne, \u010de se ne odpravijo<\/td>\n<\/tr>\n<tr>\n<td>Zobni\u0161ka mre\u017ea<\/td>\n<td class=\"mono\">GMF, 2\u00d7GMF, 3\u00d7GMF<\/td>\n<td>GMF = #zob \u00d7 RPM + stranski pasovi<\/td>\n<td>Radialno + aksialno<\/td>\n<td>Ni na voljo (prisiljeno)<\/td>\n<td>Stranski pasovi pri hitrosti gredi prepoznajo po\u0161kodovan zobnik<\/td>\n<\/tr>\n<tr>\n<td>Prehod lopatice\/lopatic<\/td>\n<td class=\"mono\">BPF, 2\u00d7BPF<\/td>\n<td>BPF = #lopatic \u00d7 vrtljaji na minuto<\/td>\n<td>Radialno + aksialno<\/td>\n<td>Ni na voljo (prisiljeno)<\/td>\n<td>Normalno; visoka amplituda = te\u017eava z zra\u010dnostjo ali resonanco<\/td>\n<\/tr>\n<tr>\n<td>Ekscentri\u010dnost statorja<\/td>\n<td class=\"mono\">2FL (100\/120 Hz)<\/td>\n<td>2\u00d7 omre\u017ena frekvenca prevladuje<\/td>\n<td>Radialno<\/td>\n<td>Ni na voljo<\/td>\n<td>Takoj izgine ob izpadu elektri\u010dne energije<\/td>\n<\/tr>\n<tr>\n<td>Okvara rotorske palice<\/td>\n<td class=\"mono\">1\u00d7 s stranskimi pasovi za prehod polnega para<\/td>\n<td>Stranski pasovi pri zdrsni frekvenci \u00d7 pola<\/td>\n<td>Radialno<\/td>\n<td>Modulirano<\/td>\n<td>Pove\u010dava pribli\u017eno 1\u00d7 razkrije enakomerno razporejene stranske pasove<\/td>\n<\/tr>\n<tr>\n<td>VFD-inducirano<\/td>\n<td class=\"mono\">Harmoniki preklopne frekvence<\/td>\n<td>Nesinhroni vrhovi pri frekvenci PWM<\/td>\n<td>Radialno<\/td>\n<td>Ni na voljo<\/td>\n<td>Frekvenca neodvisna od hitrosti gredi<\/td>\n<\/tr>\n<\/tbody>\n<\/table><\/div>\n<p>    <!-- SUB-HARMONIC TABLE --><\/p>\n<div class=\"table-wrap\">\n<div class=\"table-title\">\u3030\ufe0f Referenca za podharmonike in ulomkaste harmonike<\/div>\n<table>\n<thead>\n<tr>\n<th>Frekvenca<\/th>\n<th>Oznaka<\/th>\n<th>Pogosti vzroki<\/th>\n<th>Resnost<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td class=\"mono\">0,42\u20130,48\u00d7<\/td>\n<td>Oljni vrtinec<\/td>\n<td>Nezadostna obremenitev le\u017eaja; prevelika zra\u010dnost; lahka gred<\/td>\n<td><span class=\"tag high\">Kriti\u010dno \u2013 lahko povzro\u010di oljni bi\u010d<\/span><\/td>\n<\/tr>\n<tr>\n<td class=\"mono\">\u00bd\u00d7 (0,50\u00d7)<\/td>\n<td>Polovi\u010dni red<\/td>\n<td>Drgnjenje, zrahljanost (tip B\/C), razpokana gred (redko), te\u017eave z jermenom<\/td>\n<td><span class=\"tag high\">Pomembno \u2013 takoj razi\u0161\u010dite<\/span><\/td>\n<\/tr>\n<tr>\n<td class=\"mono\">\u2153\u00d7 (0,33\u00d7)<\/td>\n<td>Podred tretjega reda<\/td>\n<td>Popolno obro\u010dasto drgnjenje; huda zrahljanost; nestabilnost zaradi teko\u010dine<\/td>\n<td><span class=\"tag high\">Hudo \u2013 nevarno stanje<\/span><\/td>\n<\/tr>\n<tr>\n<td class=\"mono\">\u00bc\u00d7 (0,25\u00d7)<\/td>\n<td>\u010cetrtinski red (podsinhroni)<\/td>\n<td>Polno drgnjenje z zaklenjeno orbito; ekstremna ohlapnost<\/td>\n<td><span class=\"tag high\">Zelo hudo \u2013 morda bo potrebna zaustavitev<\/span><\/td>\n<\/tr>\n<tr>\n<td class=\"mono\">1,5\u00d7 (3\/2\u00d7)<\/td>\n<td>3\/2 naro\u010dila<\/td>\n<td>Vrtinec olja v kombinaciji z neuravnote\u017eenostjo<\/td>\n<td><span class=\"tag medium\">Pozorno spremljajte<\/span><\/td>\n<\/tr>\n<tr>\n<td class=\"mono\">2,5\u00d7, 3,5\u00d7\u2026<\/td>\n<td>Dru\u017eina polreda<\/td>\n<td>Ohlapnost z mo\u010dno komponento drgnjenja<\/td>\n<td><span class=\"tag medium\">Kombinirani mehanizmi napak<\/span><\/td>\n<\/tr>\n<\/tbody>\n<\/table><\/div>\n<\/p><\/div>\n<\/section>\n<p><!-- MAIN ARTICLE CONTENT --><br \/>\n<main class=\"main-content\" id=\"definition\"><\/p>\n<div class=\"container\">\n<div class=\"content-layout\">\n<article class=\"article-content\">\n<h2>Definicija: Kaj je harmonik?<\/h2>\n<p>Pri analizi vibracij, <strong>harmoni\u010dno<\/strong> je frekvenca, ki je natan\u010den celo\u0161tevilski ve\u010dkratnik osnovne frekvence. Pri vrtljivih strojih je osnovna frekvenca obi\u010dajno hitrost vrtenja gredi, imenovana 1. harmonik ali <strong>1\u00d7<\/strong>. Naslednji harmoniki so celo\u0161tevilski ve\u010dkratniki: 2\u00d7 (dvojna hitrost gredi), 3\u00d7 (trikratnik) in tako naprej. Te frekvence se imenujejo tudi <em>naro\u010dila<\/em> obratovalne hitrosti ali <em>sinhroni harmoniki<\/em> ker so natan\u010dno sinhronizirani z vrtenjem gredi.<\/p>\n<p>Na primer, \u010de motor deluje pri 1800 RPM (30 Hz), se njegovi harmoniki pojavijo pri 60 Hz (2\u00d7), 90 Hz (3\u00d7), 120 Hz (4\u00d7), 150 Hz (5\u00d7) in tako naprej. Harmonska vrsta je teoreti\u010dno neskon\u010dna, vendar se v praksi amplituda zmanj\u0161uje pri vi\u0161jih redih in le prvih nekaj harmonikov nosi diagnosti\u010dne informacije.<\/p>\n<div class=\"formula-box\">\n<div class=\"formula-label\">Definicija harmoni\u010dne frekvence<\/div>\n<div class=\"formula-main\">f<sub>n<\/sub> = n \u00d7 f<sub>1<\/sub> = n \u00d7 (vrt\/min \/ 60)<\/div>\n<div class=\"formula-note\">kjer je n = 1, 2, 3, 4\u2026 (harmoni\u010dni red) in f\u2081 = vrtilna frekvenca gredi v Hz<\/div>\n<\/p><\/div>\n<div class=\"info-box\">\n<div class=\"box-title\">Harmoniki v primerjavi s podharmoniki v primerjavi z nesinhronimi vrhovi<\/div>\n<p><strong>Harmoniki<\/strong> so celo\u0161tevilski ve\u010dkratniki hitrosti gredi (2\u00d7, 3\u00d7, 4\u00d7\u2026). <strong>Podharmoniki<\/strong> so delni ve\u010dkratniki (\u00bd\u00d7, \u2153\u00d7, \u00bc\u00d7) in vedno ka\u017eejo na resne mehanske te\u017eave. <strong>Nesinhroni vrhovi<\/strong> so frekvence, ki niso povezane s hitrostjo gredi \u2013 kot na primer <a href=\"https:\/\/vibromera.eu\/sl\/glossary\/bearing-fault-frequencies\/\">frekvence napak le\u017eajev<\/a>, frekvence ubiranja zobnikov, omre\u017ena frekvenca (50\/60 Hz) ali <a href=\"https:\/\/vibromera.eu\/sl\/glossary\/natural-frequency\/\">lastne frekvence<\/a> \u2014 in zahtevajo razli\u010dne diagnosti\u010dne pristope. Vrh pri 3,57 \u00d7 vrt\/min NI harmonik; verjetno gre za frekvenco okvare le\u017eaja.<\/p>\n<\/p><\/div>\n<h2 id=\"why-generated\">Zakaj nastajajo harmoniki?<\/h2>\n<p>V popolnoma linearnem sistemu, ki ga vzbuja \u010dista sinusna sila (kot je na primer popolnoma uravnote\u017een, popolnoma poravnan rotor v popolnih le\u017eajih), bi se pojavil le osnovni harmonik 1\u00d7. Pravi stroji niso nikoli popolnoma linearni. Harmoniki se pojavijo, kadar koli je vibracijska valovna oblika popa\u010dena iz \u010distega sinusnega vala \u2013 kadar koli je odziv sistema <em>nelinearno<\/em> ali pa sama vzbujevalna funkcija ni sinusoidna.<\/p>\n<h3>Matematika: Fourierov izrek<\/h3>\n<p><strong>Fourierjev izrek<\/strong> navaja, da je mogo\u010de katero koli periodi\u010dno valovno obliko \u2013 ne glede na to, kako kompleksna je \u2013 razstaviti na vsoto sinusnih valov na osnovni frekvenci in njenih celo\u0161tevilskih ve\u010dkratnikov, vsak s specifi\u010dno amplitudo in fazo. Algoritem FFT (hitra Fourierjeva transformacija), ki ga uporabljajo analizatorji vibracij, izvede to razgradnjo ra\u010dunsko in razkrije harmoni\u010dno vsebino signala.<\/p>\n<p>\u010cisti sinusni val ima samo eno frekven\u010dno komponento. Kvadratni val vsebuje vse lihe harmonike (1\u00d7, 3\u00d7, 5\u00d7, 7\u00d7\u2026) z amplitudami, ki padajo kot 1\/n. \u017dagasti val vsebuje vse harmonike z amplitudami, ki padajo kot 1\/n. Specifi\u010dna oblika popa\u010denja dolo\u010da, kateri harmoniki se pojavijo \u2013 prav zaradi tega je harmoni\u010dna analiza tako diagnosti\u010dno mo\u010dna.<\/p>\n<h3>Fizi\u010dni mehanizmi, ki ustvarjajo harmonike<\/h3>\n<ul>\n<li><strong>Obrezovanje\/skraj\u0161anje valovne oblike:<\/strong> Ko je gibanje gredi fizi\u010dno omejeno (ohi\u0161je le\u017eaja, drgnjenje), se nastala valovna oblika odre\u017ee, kar povzro\u010di harmonike. Mo\u010dnej\u0161e odrezanje povzro\u010di ve\u010d harmonikov.<\/li>\n<li><strong>Asimetri\u010dna togost:<\/strong> \u010ce se togost sistema razlikuje med pozitivno in negativno polovico vibracijskega cikla (razpokana gred, ki se odpira\/zapira, neusklajenost, ki povzro\u010da razli\u010dno natezno\/kompresijsko togost), se ustvarijo sodi harmoniki (2\u00d7, 4\u00d7, 6\u00d7).<\/li>\n<li><strong>Udarni dogodki:<\/strong> Periodi\u010dni udarci (ohlapni vijaki, udarci zaradi okvare le\u017eaja) ustvarjajo ostre, kratkotrajne valovne oblike, ki so izjemno bogate s harmoni\u010dno vsebino \u2013 podobno kot bobnarska palica proizvaja \u0161tevilne prizvoke.<\/li>\n<li><strong>Nelinearne povratne sile:<\/strong> Ko se togost spreminja s premikom (le\u017eaji pod spremenljivo obremenitvijo, gumijasti nosilci s progresivno karakteristiko), odziv na sinusoidno silo vsebuje harmonike.<\/li>\n<li><strong>Parametri\u010dno vzbujanje:<\/strong> Ko se lastnosti sistema periodi\u010dno spreminjajo s frekvenco, povezano s hitrostjo gredi, lahko povzro\u010dijo harmonike in podharmonike vzbujevalne frekvence.<\/li>\n<\/ul>\n<div class=\"info-box success\">\n<div class=\"box-title\">Klju\u010dno diagnosti\u010dno na\u010delo<\/div>\n<p>Vzorec prisotnosti harmonikov, njihove relativne amplitude in odsotnosti analitiku pove, kateri fizikalni mehanizem povzro\u010da nelinearnost. Izku\u0161eni analitiki preu\u010dijo celotno harmonsko strukturo spektra \u2013 ne le celotne ravni vibracij \u2013 da bi prepoznali specifi\u010dne mehanizme napak.<\/p>\n<\/p><\/div>\n<h2 id=\"fault-signatures\">Podrobni podpisi napak \u2013 harmoni\u010dni vzorci<\/h2>\n<h3>1\u00d7 Dominantno \u2014 Neuravnote\u017eenost<\/h3>\n<p>Dominantni vrh pri 1\u00d7 z minimalnimi vi\u0161jimi harmoniki je klasi\u010dna zna\u010dilnost <strong><a href=\"https:\/\/vibromera.eu\/sl\/glossary\/unbalance\/\">neravnovesje mase<\/a><\/strong>. Sila neuravnote\u017eenosti je po naravi sinusna (vrti se z gredjo s frekvenco 1\u00d7), kar ustvarja \u010dist en sam vrh v frekven\u010dni domeni.<\/p>\n<h4>Diagnosti\u010dne podrobnosti<\/h4>\n<ul>\n<li><strong>Amplituda:<\/strong> Sorazmerno s hitrostjo\u00b2 (dvojna hitrost \u2192 4\u00d7 amplituda) in sorazmerno z maso neuravnote\u017eenosti<\/li>\n<li><strong>Faza:<\/strong> Stabilno, ponovljivo, enozna\u010dno. Predvidljivo se spreminja z dodajanjem poskusne te\u017ee \u2013 to je temelj vsega. <a href=\"https:\/\/vibromera.eu\/sl\/glossary\/uravnotezenje\/\">postopki uravnote\u017eenja<\/a><\/li>\n<li><strong>Smer:<\/strong> Predvsem radialno; aksialno 1\u00d7 je nizko, razen \u010de ima rotor znaten previs<\/li>\n<li><strong>Potrditev:<\/strong> Odziv na poskusne ute\u017ei potrjuje neuravnote\u017eenost. \u010ce se 1\u00d7 ne odziva na poskusne ute\u017ei, pomislite na ukrivljeno gred, ekscentri\u010dnost ali resonanco.<\/li>\n<\/ul>\n<div class=\"info-box warning\">\n<div class=\"box-title\">Niso vse vibracije 1\u00d7 posledica neuravnote\u017eenosti<\/div>\n<p>Ve\u010d pogojev povzro\u010da visok 1\u00d7, ki ga NI mogo\u010de odpraviti z uravnote\u017eenjem: ukrivljena gred, ekscentri\u010dnost gredi, elektri\u010dni iztek na bli\u017einskih sondah, ukrivljenost rotorja zaradi toplotnih u\u010dinkov, ekscentri\u010dnost sklopke in <a href=\"https:\/\/vibromera.eu\/sl\/glossary\/resonance\/\">resonanca<\/a> oja\u010danje. Preden posku\u0161ate uravnote\u017eiti, vedno preverite diagnozo.<\/p>\n<\/p><\/div>\n<h3>2\u00d7 Dominantno \u2014 Neporavnanost<\/h3>\n<p>Mo\u010dan drugi harmonik, ki je po amplitudi pogosto primerljiv z vrhom 1\u00d7 ali ga celo presega, je glavni pokazatelj <strong><a href=\"https:\/\/vibromera.eu\/sl\/glossary\/misalignment\/\">neporavnanost gredi<\/a><\/strong>. Zaradi neusklajenosti se gred med vsakim vrtljajem premika po nesinusoidni poti, kar ustvarja popa\u010denje, ki generira 2\u00d7 in v\u010dasih tudi vi\u0161je harmonike.<\/p>\n<h4>Kotna v primerjavi z vzporedno neusklajenostjo<\/h4>\n<ul>\n<li><strong>Kotna neusklajenost:<\/strong> Sredi\u0161\u010dne \u010drte gredi se pri sklopki sekajo pod kotom. Povzro\u010da visoke 1\u00d7 aksialne vibracije. Faza na sklopki ka\u017ee ~180\u00b0 premik v aksialni smeri.<\/li>\n<li><strong>Vzporedna (odmaknjena) neusklajenost:<\/strong> Sredi\u0161\u010dne \u010drte gredi so vzporedne, vendar zamaknjene. Povzro\u010da visoke 2\u00d7 radialne vibracije, pogosto z 2\u00d7 \u2265 1\u00d7. V huj\u0161ih primerih pride do 3\u00d7 in 4\u00d7 vibracij. Radialna faza na sklopki ka\u017ee premik ~180\u00b0.<\/li>\n<li><strong>Kombinirano:<\/strong> V praksi oba obi\u010dajno sobivata, kar ustvari me\u0161anico podpisov.<\/li>\n<\/ul>\n<h4>Razmerje 2\u00d7\/1\u00d7 kot diagnosti\u010dni indikator<\/h4>\n<table class=\"article-table\">\n<thead>\n<tr>\n<th>Razmerje 2\u00d7\/1\u00d7<\/th>\n<th>Verjetno stanje<\/th>\n<th>Dejanje<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td class=\"mono\">&lt; 0,25<\/td>\n<td>Normalno; 2\u00d7 prisotno na nizki ravni v ve\u010dini naprav<\/td>\n<td>Ni potrebno ukrepanje<\/td>\n<\/tr>\n<tr>\n<td class=\"mono\">0,25 \u2013 0,50<\/td>\n<td>Mo\u017eno rahlo neporavnanje; normalno za nekatere tipe sklopk<\/td>\n<td>Preverite poravnavo; primerjajte z izhodi\u0161\u010dem<\/td>\n<\/tr>\n<tr>\n<td class=\"mono\">0,50 \u2013 1,00<\/td>\n<td>Verjetna ve\u010dja neporavnanost<\/td>\n<td>Izvedite natan\u010dno lasersko poravnavo<\/td>\n<\/tr>\n<tr>\n<td class=\"mono\">&gt; 1,00<\/td>\n<td>Huda neusklajenost; 2\u00d7 presega 1\u00d7<\/td>\n<td>Nujno \u2013 poravnava; preverjanje spojke in napetosti cevi<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h3>Ve\u010d harmonikov \u2013 mehanska ohlapnost<\/h3>\n<p>Bogata serija <a href=\"https:\/\/vibromera.eu\/sl\/glossary\/running-speed\/\">obratovalna hitrost<\/a> harmoniki (1\u00d7, 2\u00d7, 3\u00d7, 4\u00d7, 5\u00d7\u2026 do 10\u00d7 ali ve\u010d) ka\u017eejo <strong>mehanska ohlapnost<\/strong>. Udarci, ropotanje in nelinearni cikli stika\/lo\u010ditve ustvarjajo ekstremno popa\u010denje valovne oblike, ki se razgradi na \u0161tevilne harmonske komponente.<\/p>\n<h4>Tri vrste ohlapnosti<\/h4>\n<ul>\n<li><strong>Tip A \u2013 Strukturni:<\/strong> Ohlapna povezava med strojem in temeljem (mehka noga, razpokana podlaga, ohlapni sidrni vijaki). Ustvari smerni 1\u00d7 (ve\u010dji v ohlapni smeri). Klju\u010dni preizkus: privijte\/zrahljajte posamezne vijake, medtem ko spremljate amplitudo 1\u00d7.<\/li>\n<li><strong>Tip B \u2013 Komponenta:<\/strong> Ohlapna prslica le\u017eaja v pokrovu, ohlapan pokrov na ohi\u0161ju, prevelik luz le\u017eaja. Ustvari dru\u017eino harmonikov, pogosto s podharmoniki (\u00bd\u00d7). Podharmoniki so klju\u010dni razlikovalec od nepravilne poravnave (ohlapnost, ne nepravilna poravnava, ustvari podharmonike).<\/li>\n<li><strong>Tip C \u2013 Le\u017eajni sede\u017e:<\/strong> Ohlapno rotorsko kolo na gredi, ohlapno pesto sklopke, prevelika zra\u010dnost le\u017eaja, ki omogo\u010da poskakovanje rotorja. Povzro\u010da veliko harmonikov z dvigom \u0161irokopasovnega \u0161umnega dna.<\/li>\n<\/ul>\n<div class=\"info-box\">\n<div class=\"box-title\">Podharmoniki: Prstni odtis ohlapnosti<\/div>\n<p>Prisotnost podharmonikov (\u00bd\u00d7, \u2153\u00d7) je najzanesljivej\u0161i razlikovalec med zrahljanostjo in neporavnanostjo. Neporavnanost povzro\u010di 2\u00d7 in 3\u00d7, vendar le redko povzro\u010di podharmonike. Zrahljanost (tip B in C) zna\u010dilno povzro\u010di \u00bd\u00d7, ker se rotor pri enem pol obrata dotakne ene strani le\u017eaja, pri naslednjem pa odbije na drugo \u2013 ustvarja vzorec, ki se ponovi vsaka dva obrata, torej \u00bd\u00d7.<\/p>\n<\/p><\/div>\n<h3>Drugi pogoji, ki povzro\u010dajo harmonike<\/h3>\n<h4>Upognjena gred<\/h4>\n<p>Povzro\u010da tako 1\u00d7 kot 2\u00d7 vibracije z visoko aksialno komponento. Za razliko od neporavnave, <a href=\"https:\/\/vibromera.eu\/sl\/glossary\/bent-shaft\/\">upognjena gred<\/a> ka\u017ee 1\u00d7, ki ga ni mogo\u010de odpraviti z uravnote\u017eenjem (geometri\u010dna ekscentri\u010dnost, ne porazdelitev mase), in ~180\u00b0 osno fazno razliko med koncema gredi. Vrednost 2\u00d7 izhaja iz asimetri\u010dne togosti, saj se upogib med vrtenjem odpira in zapira.<\/p>\n<h4>Batni stroji<\/h4>\n<p>Motorji, kompresorji in batni stroji sami po sebi ustvarjajo bogat harmoni\u010dni spekter, ker gibanje bata\/ro\u010di\u010dne gredi v osnovi ni sinusoidno. Harmoni\u010dni vzorec je odvisen od \u0161tevila valjev, vrstnega reda v\u017eiga in vrste hoda (2-taktni v primerjavi s 4-taktnim).<\/p>\n<h4>Drgnjenje rotorja<\/h4>\n<p>Delno drgnjenje (stik za del vsakega obrata) ustvari veliko vi\u0161jih harmonikov \u2013 v\u010dasih do 10\u00d7, 20\u00d7 ali ve\u010d. Popolno obro\u010dasto drgnjenje (neprekinjen 360\u00b0 stik) ustvari dominantne podharmonike (\u00bd\u00d7, \u2153\u00d7, \u00bc\u00d7) z mehanizmi obratne precesije.<\/p>\n<h4>Elektri\u010dne te\u017eave v motorjih<\/h4>\n<p>AC motorji ustvarjajo vibracije pri ve\u010dkratnikih omre\u017ene frekvence (50 ali 60 Hz) neodvisno od hitrosti gredi. Najpogostej\u0161a je 2 \u00d7 omre\u017ena frekvenca (100 Hz v sistemih s 50 Hz, 120 Hz v sistemih s 60 Hz). To NI harmonik hitrosti gredi \u2013 to je harmonik omre\u017ene frekvence, ki je klju\u010d do razlikovanja med elektri\u010dnimi in mehanskima vibracijama. <strong>preizkus izpada elektri\u010dne energije<\/strong> je dokon\u010dno: elektri\u010dne vibracije takoj padejo, ko se napajanje prekine, mehanske vibracije pa vztrajajo med prostotekom.<\/p>\n<p>Napake na rotorski palici povzro\u010dajo stranske pasove okoli 1\u00d7, razporejene v presledkih frekvence prehoda pola (<a href=\"https:\/\/vibromera.eu\/sl\/glossary\/slip-frequency\/\">frekvenca zdrsa<\/a> \u00d7 \u0161tevilo polov). Ti stranski pasovi so zelo blizu vrednosti 1\u00d7 (v razponu 1\u20135 Hz), kar zahteva visoko lo\u010dljivost <a href=\"https:\/\/vibromera.eu\/sl\/glossary\/zoom-fft\/\">zoom FFT<\/a> analiza za re\u0161itev.<\/p>\n<h2 id=\"non-synchronous\">Nesinhrone frekvence \u2013 ne pravi harmoniki<\/h2>\n<p>Ve\u010d pomembnih frekvenc se v\u010dasih zamenjuje s harmoniki, vendar so dejansko neodvisne od hitrosti gredi:<\/p>\n<table class=\"article-table\">\n<thead>\n<tr>\n<th>Vrsta frekvence<\/th>\n<th>Formula<\/th>\n<th>Razmerje do RPM-ja<\/th>\n<th>Opombe<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Frekvence napak le\u017eajev<\/td>\n<td class=\"mono\"><a href=\"https:\/\/vibromera.eu\/sl\/calculators\/bearing-defect-frequencies\/\">BPFO, BPFI, BSF, FTF<\/a><\/td>\n<td>Necelo\u0161tevilski ve\u010dkratniki (npr. 3,57\u00d7, 5,43\u00d7)<\/td>\n<td>Vedno nesinhrono; odvisno od geometrije le\u017eaja<\/td>\n<\/tr>\n<tr>\n<td><a href=\"https:\/\/vibromera.eu\/sl\/glossary\/gear-mesh-frequency\/\">Frekvenca ubiranja zobnikov<\/a><\/td>\n<td class=\"mono\">GMF = #zob \u00d7 RPM<\/td>\n<td>Celo \u0161tevilo, vendar zelo visokega reda<\/td>\n<td>Tehni\u010dno je harmonik, vendar se analizira lo\u010deno<\/td>\n<\/tr>\n<tr>\n<td>Prehod lopatice\/lopatic<\/td>\n<td class=\"mono\">BPF = #lopatic \u00d7 vrtljaji na minuto<\/td>\n<td>Celo\u0161tevilski ve\u010dkratnik<\/td>\n<td>Normalno; prekomerna amplituda ka\u017ee na te\u017eavo<\/td>\n<\/tr>\n<tr>\n<td>Frekvenca omre\u017eja<\/td>\n<td class=\"mono\">FL = 50 ali 60 Hz<\/td>\n<td>Ni povezano z RPM<\/td>\n<td>Elektri\u010dno; izgine ob izklopu napajanja<\/td>\n<\/tr>\n<tr>\n<td><a href=\"https:\/\/vibromera.eu\/sl\/glossary\/natural-frequency\/\">Naravne frekvence<\/a><\/td>\n<td class=\"mono\">f<sub>n<\/sub> = \u221a(k\/m)\/2\u03c0<\/td>\n<td>Fiksno; ni povezano z RPM<\/td>\n<td>Konstantna frekvenca ne glede na spremembe hitrosti<\/td>\n<\/tr>\n<tr>\n<td>Frekvence jermenov<\/td>\n<td class=\"mono\">f<sub>pas<\/sub> = vrtljaji na minuto \u00d7 \u03c0 \u00d7 D\/L<\/td>\n<td>Subsinhrono (&lt; hitrost gredi)<\/td>\n<td>Frekvenca jermena in njeni harmoniki 2\u00d7, 3\u00d7, 4\u00d7 BF<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2 id=\"analysis-guide\">Vodnik za analizo \u2013 Kako interpretirati harmoni\u010dne vzorce<\/h2>\n<h3>1. korak: Dolo\u010dite temeljno (1\u00d7)<\/h3>\n<p>Poi\u0161\u010dite 1\u00d7 vrh, ki ustreza hitrosti vrtenja gredi. Preverite z uporabo <a href=\"https:\/\/vibromera.eu\/sl\/glossary\/tachometer\/\">tahometer<\/a> ali na tipski tablici motorja. Pri strojih s spremenljivo hitrostjo je treba za vsako meritev natan\u010dno dolo\u010diti vrednost 1\u00d7.<\/p>\n<h3>2. korak: Katalogizirajte vse vrhove<\/h3>\n<p>Za vsak pomemben vrh dolo\u010dite: ali je to natan\u010den celo\u0161tevilski ve\u010dkratnik \u0161tevila 1\u00d7 (pravi harmonik)? Delni ve\u010dkratnik (podharmonik)? Ni povezan s hitrostjo gredi (nesinhrono)? Za u\u010dinkovitost uporabite harmonske kazalne funkcije analizatorja.<\/p>\n<h3>3. korak: Preglejte vzorec amplitude<\/h3>\n<ul>\n<li>Kateri harmonik je dominanten? \u2192 Ka\u017ee na specifi\u010dno napako<\/li>\n<li>Koliko harmonikov je prisotnih? \u2192 Ve\u010d = mo\u010dnej\u0161e popa\u010denje<\/li>\n<li>Ali 2\u00d7 presega 1\u00d7? \u2192 Verjetna neporavnanost<\/li>\n<li>Ali so prisotni subharmoniki? \u2192 Ohlapnost, drgnjenje ali <a href=\"https:\/\/vibromera.eu\/sl\/glossary\/oil-whirl\/\">oljni vrtinec<\/a><\/li>\n<li>Ali se amplituda zmanj\u0161uje z redom (upad 1\/n)? \u2192 Tipi\u010dno za ohlapnost<\/li>\n<\/ul>\n<h3>4. korak: Preverite smer<\/h3>\n<ul>\n<li><strong>Visoke radialne, nizke aksialne:<\/strong> Neuravnote\u017eenost ali ohlapnost<\/li>\n<li><strong>Visoka aksialna:<\/strong> Neporavnanost (zlasti kotna) ali ukrivljena gred<\/li>\n<li><strong>Smerni radialni:<\/strong> Strukturna ohlapnost (ve\u010dja v rahlej\u0161i smeri)<\/li>\n<\/ul>\n<h3>5. korak: Trend skozi \u010das<\/h3>\n<ul>\n<li>Ali se amplitude harmonikov pove\u010dujejo? \u2192 Napaka napreduje<\/li>\n<li>Se pojavljajo novi harmoniki? \u2192 Razvija se nov mehanizem napak<\/li>\n<li>Ali se raven hrupa zvi\u0161uje? \u2192 Splo\u0161na obraba ali okvara v pozni fazi<\/li>\n<\/ul>\n<h3>6. korak: Korelacija s faznimi podatki<\/h3>\n<ul>\n<li><strong>Neravnovesje:<\/strong> 1\u00d7 faza je stabilna in ponovljiva<\/li>\n<li><strong>Neusklajenost:<\/strong> 1\u00d7 ali 2\u00d7 faza ka\u017ee ~180\u00b0 preko sklopke<\/li>\n<li><strong>Ohlapnost:<\/strong> Faza je nestabilna, med meritvami se lahko naklju\u010dno spreminja<\/li>\n<\/ul>\n<p>V praksi je mogo\u010de vseh \u0161est korakov opraviti na kraju samem s prenosnim dvokanalnim merilnim instrumentom, kot je <a href=\"https:\/\/vibromera.eu\/sl\/izdelek\/balanset-1\/\">Balanset-1A<\/a>: namestite merilnike pospe\u0161ka, med delovanjem stroja posnemite spekter in 1\u00d7 fazo ter harmoni\u010dni vzorec neposredno primerjajte z zgornjo diagnosti\u010dno tabelo \u2013 nato popravite morebitno preostalo neuravnote\u017eenost, ne da bi odstranili rotor.<\/p>\n<h2 id=\"case-studies\">\u0160tudije primerov \u2013 Analiza harmonikov v resni\u010dnem svetu<\/h2>\n<div class=\"example-block\">\n<div class=\"example-title\">Primer 1: Motor-\u010drpalka \u2013 Ali gre za neuravnote\u017eenost ali nepravilno poravnavo?<\/div>\n<p><strong>Stroj:<\/strong> 30 kW motor poganja centrifugalno \u010drpalko s hitrostjo 2960 vrt\/min prek fleksibilne sklopke. Skupne vibracije: 6,2 mm\/s na le\u017eaju na pogonski strani motorja.<\/p>\n<p><strong>Spekter:<\/strong> 1\u00d7 = 4,1 mm\/s, 2\u00d7 = 3,8 mm\/s, 3\u00d7 = 1,2 mm\/s. Razmerje 2\u00d7\/1\u00d7 = 0,93.<\/p>\n<p><strong>Smer:<\/strong> Visoka radialna 2\u00d7 na obeh le\u017eajih na pogonski strani. Aksialna 1\u00d7 na sklopki: motor = 2,8 mm\/s, \u010drpalka = 3,1 mm\/s s fazno razliko 165\u00b0.<\/p>\n<p><strong>Diagnoza:<\/strong> Kombinirana kotna in vzporedna neporavnanost. Razmerje 2\u00d7\/1\u00d7, ki se pribli\u017euje 1,0, visoki aksialni od\u010ditki in fazni premik ~180\u00b0 preko sklopke, vse to potrjujejo. NE gre za neuravnote\u017eenost \u2013 \u010deprav je 1\u00d7 povi\u0161an, je vzorec 2\u00d7 prava zgodba.<\/p>\n<p><strong>Dejanje:<\/strong> Izvedena laserska poravnava. Po poravnavi: 1\u00d7 = 0,8 mm\/s, 2\u00d7 = 0,3 mm\/s. Skupna raven vibracij se je zni\u017eala na 1,1 mm\/s \u2013 zmanj\u0161anje za 82%.<\/p>\n<\/p><\/div>\n<div class=\"example-block\">\n<div class=\"example-title\">Primer 2: Ventilator \u2013 zakaj uravnote\u017eenje ne deluje?<\/div>\n<p><strong>Stroj:<\/strong> Centrifugalni ventilator pri 1480 vrt\/min. Vibracije: 8,5 mm\/s. Prej\u0161nji poskus uravnote\u017eenja je zmanj\u0161al komponento 1\u00d7, vendar so skupne vibracije ostale visoke.<\/p>\n<p><strong>Spekter:<\/strong> 1\u00d7 = 2,1 mm\/s (nizka po uravnote\u017eenju), \u00bd\u00d7 = 1,8 mm\/s, 2\u00d7 = 3,2 mm\/s, 3\u00d7 = 2,5 mm\/s, 4\u00d7 = 1,8 mm\/s, 5\u00d7 = 1,1 mm\/s, 6\u00d7 = 0,7 mm\/s.<\/p>\n<p><strong>Diagnoza:<\/strong> Mehanska zrahljanost (tip B). Zna\u010dilna je dru\u017eina harmonikov s \u00bd\u00d7 podharmonikom. Uravnote\u017eenje je popravljeno za 1\u00d7, vendar ni moglo odpraviti harmonikov, ki jih povzro\u010da zrahljanost in prevladujejo v celotnih vibracijah.<\/p>\n<p><strong>Dejanje:<\/strong> Pregled je pokazal, da je ohi\u0161je le\u017eaja v izvrtini podstavka zrahljano za 0,08 mm. Ohi\u0161je je bilo ponovno izvrtano in name\u0161\u010den nov le\u017eaj. Po popravilu: vsi harmoniki so se zni\u017eali na izhodi\u0161\u010dno vrednost. Skupno: 1,4 mm\/s.<\/p>\n<\/p><\/div>\n<div class=\"example-block\">\n<div class=\"example-title\">Primer 3: Motor kompresorja \u2013 elektri\u010dni ali mehanski?<\/div>\n<p><strong>Stroj:<\/strong> 4-polni indukcijski motor s frekvenco 50 Hz in hitrostjo 1485 vrt\/min poganja vija\u010dni kompresor. Vibracije so se v 3 mesecih pove\u010dale z 2,0 na 5,5 mm\/s.<\/p>\n<p><strong>Spekter:<\/strong> Dominantni vrh pri 100 Hz (= 2FL). Prav tako: 1\u00d7 pri 24,75 Hz = 1,2 mm\/s, stranski pasovi okoli 1\u00d7 pri razmiku \u00b11,0 Hz.<\/p>\n<p><strong>Klju\u010dni test:<\/strong> Izpad elektri\u010dne energije \u2013 vrh 100 Hz je padel na ni\u010d v enem obratu. Stranski pasovi 1\u00d7 so se med iztekanjem motorja ohranili.<\/p>\n<p><strong>Diagnoza:<\/strong> Dve te\u017eavi: (1) Elektri\u010dna \u2013 ekscentri\u010dnost statorja povzro\u010da 2FL. (2) Mehanska \u2013 1\u00d7 stranski pasovi pri \u00b11,0 Hz (= frekvenca prehoda polov za 4-polni motor z zdrsom 1,0%) ka\u017eejo na razvoj okvare rotorske palice.<\/p>\n<p><strong>Dejanje:<\/strong> Motor poslan na previjanje. Potrjeno: 2 zlomljeni rotorski palici + ekscentri\u010dnost statorja zaradi pove\u0161enosti podno\u017eja. Po previjanju in namestitvi podlo\u017ek: vibracije 1,6 mm\/s.<\/p>\n<\/p><\/div>\n<div class=\"info-box success\">\n<div class=\"box-title\">Vibromerska oprema za harmoni\u010dno analizo<\/div>\n<p>Spletna stran <a href=\"https:\/\/vibromera.eu\/sl\/izdelek\/balanset-1\/\">Balanset-1A<\/a> in . <a href=\"https:\/\/vibromera.eu\/sl\/izdelek\/balanset-4-2\/\">Balanset-4<\/a> zagotavljajo v realnem \u010dasu <a href=\"https:\/\/vibromera.eu\/sl\/glossary\/fft\/\">Analiza spektra FFT<\/a> s harmoni\u010dnim sledenjem kurzorja, kar omogo\u010da identifikacijo vzorcev 1\u00d7, 2\u00d7, 3\u00d7 na terenu in diagnosticiranje napak. Naprave zdru\u017eujejo analizo vibracij za diagnostiko in natan\u010dnost <a href=\"https:\/\/vibromera.eu\/sl\/glossary\/uravnotezenje\/\">uravnote\u017eenje<\/a> za popravek \u2013 prepoznavanje te\u017eave in njeno odpravljanje z enim samim instrumentom.<\/p>\n<\/p><\/div>\n<hr style=\"margin: 48px 0 24px; border: none; border-top: 1px solid var(--border-light);\">\n<p><a href=\"https:\/\/vibromera.eu\/sl\/glossary\/\">\u2190 Nazaj na kazalo slovarja<\/a><\/p>\n<\/article>\n<p>      <!-- TOC SIDEBAR --><\/p>\n<aside class=\"toc-sidebar\">\n<div class=\"toc-box\">\n<h3>Na tej strani<\/h3>\n<p>          <a href=\"#calculator\">Harmoni\u010dni kalkulator<\/a><br \/>\n          <a href=\"#diagnostic-cards\">Kartice z vzorci napak<\/a><br \/>\n          <a href=\"#diagnostic-table\">Diagnosti\u010dna tabela<\/a><br \/>\n          <a href=\"#definition\">Definicija<\/a><br \/>\n          <a href=\"#why-generated\">Zakaj nastajajo<\/a><br \/>\n          <a class=\"sub\" href=\"#why-generated\">Fourierjev izrek<\/a><br \/>\n          <a class=\"sub\" href=\"#why-generated\">Fizi\u010dni mehanizmi<\/a><br \/>\n          <a href=\"#fault-signatures\">Podpisi napak<\/a><br \/>\n          <a class=\"sub\" href=\"#fault-signatures\">1\u00d7 \u2014 Neuravnote\u017eenost<\/a><br \/>\n          <a class=\"sub\" href=\"#fault-signatures\">2\u00d7 \u2014 Neporavnanost<\/a><br \/>\n          <a class=\"sub\" href=\"#fault-signatures\">Veliko \u00d7 \u2014 Ohlapnost<\/a><br \/>\n          <a class=\"sub\" href=\"#fault-signatures\">Ukrivljena gred, drgnjenje, elektri\u010dne napake<\/a><br \/>\n          <a href=\"#non-synchronous\">Nesinhronih vrhov<\/a><br \/>\n          <a href=\"#analysis-guide\">Vodnik za analizo (6 korakov)<\/a><br \/>\n          <a href=\"#case-studies\">\u0160tudije primerov<\/a>\n        <\/div>\n<div class=\"toc-box\" style=\"margin-top: 24px; background: var(--navy); border-color: var(--navy);\">\n<h3 style=\"color: var(--white);\">Oprema Vibromera<\/h3>\n<p style=\"color: rgba(255,255,255,0.6); font-size: 13px; margin-bottom: 12px;\">Prenosna FFT spektralna analiza + precizno uravnote\u017eenje v eni napravi.<\/p>\n<p>          <a href=\"https:\/\/vibromera.eu\/sl\/izdelek\/balanset-1\/\" style=\"display: block; padding: 8px 14px; background: var(--blue); color: white; border-radius: 6px; text-align: center; font-weight: 600; font-size: 14px; text-decoration: none; margin-bottom: 8px; border-left: none;\">Balanset-1A \u2192<\/a><br \/>\n          <a href=\"https:\/\/vibromera.eu\/sl\/izdelek\/balanset-4-2\/\" style=\"display: block; padding: 8px 14px; background: rgba(255,255,255,0.1); color: white; border-radius: 6px; text-align: center; font-weight: 600; font-size: 14px; text-decoration: none; border: 1px solid rgba(255,255,255,0.2); border-left: none;\">Balanset-4 \u2192<\/a>\n        <\/div>\n<\/aside><\/div>\n<\/p><\/div>\n<p><\/main><\/p>\n<p><!-- SHOP CTA --><\/p>\n<section class=\"shop-cta\">\n<div class=\"container\">\n<h2>Profesionalna analiza vibracij &amp; uravnote\u017eenje<\/h2>\n<p>S prenosnimi napravami podjetja Vibromera lahko na terenu diagnosticirate harmoni\u010dne vzorce in uravnote\u017eate rotorje \u2013 FFT-spekter, merjenje faze in uravnote\u017eenje v skladu s standardi ISO v enem samem instrumentu.<\/p>\n<p>    <a href=\"https:\/\/vibromera.eu\/sl\/shop\/\" class=\"cta-btn\">Poi\u0161\u010dite opremo \u2192<\/a>\n  <\/div>\n<\/section>\n<p><!-- FOOTER --><\/p>\n<footer class=\"page-footer\">\n<div class=\"container\">\n<p><a href=\"https:\/\/vibromera.eu\/sl\/glossary\/\">\u2190 Nazaj na glosar<\/a> &nbsp;|&nbsp; <a href=\"https:\/\/vibromera.eu\/sl\/\">vibromera.eu<\/a><\/p>\n<\/p><\/div>\n<\/footer>\n<hr>\n<p><a href=\"https:\/\/vibromera.eu\/sl\/glossary\/\">\u2190 Nazaj na glavno kazalo<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>Spoznajte harmonike v analizi vibracij. Razumite, kako nastajajo ti celo\u0161tevilski ve\u010dkratniki osnovne frekvence in kaj ka\u017eejo na stanje stroja, kot sta neusklajenost in zrahljanost.<\/p>","protected":false},"featured_media":0,"template":"","meta":{"ai_generated_summary":"","footnotes":""},"categories":[114,109],"tags":[],"class_list":["post-136","glossary","type-glossary","status-publish","hentry","category-analysis","category-glossary"],"_links":{"self":[{"href":"https:\/\/vibromera.eu\/sl\/wp-json\/wp\/v2\/glossary\/136","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vibromera.eu\/sl\/wp-json\/wp\/v2\/glossary"}],"about":[{"href":"https:\/\/vibromera.eu\/sl\/wp-json\/wp\/v2\/types\/glossary"}],"version-history":[{"count":5,"href":"https:\/\/vibromera.eu\/sl\/wp-json\/wp\/v2\/glossary\/136\/revisions"}],"predecessor-version":[{"id":101731,"href":"https:\/\/vibromera.eu\/sl\/wp-json\/wp\/v2\/glossary\/136\/revisions\/101731"}],"wp:attachment":[{"href":"https:\/\/vibromera.eu\/sl\/wp-json\/wp\/v2\/media?parent=136"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vibromera.eu\/sl\/wp-json\/wp\/v2\/categories?post=136"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vibromera.eu\/sl\/wp-json\/wp\/v2\/tags?post=136"}],"curies":[{"name":"delovni list","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}