{"id":311,"date":"2025-10-31T00:25:51","date_gmt":"2025-10-31T00:25:51","guid":{"rendered":"https:\/\/vibromera.eu\/glossary\/windowing\/"},"modified":"2026-05-23T22:40:35","modified_gmt":"2026-05-23T22:40:35","slug":"windowing","status":"publish","type":"glossary","link":"https:\/\/vibromera.eu\/lv\/glossary\/windowing\/","title":{"rendered":"Kas ir logu veido\u0161ana FFT anal\u012bz\u0113?"},"content":{"rendered":"<h1>Logu veido\u0161anas izpratne FFT anal\u012bz\u0113<\/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\/lv\/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\/lv\/product\/balanset-1\/\" title=\"Portat\u012bvais balansieris un vibr\u0101ciju analizators Balanset-1A\">\n\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"230\" height=\"153\" src=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2023\/09\/77-e1693745667801-230x153.webp\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"Balanset-1A pilns p\u0101rn\u0113s\u0101jam\u0101 balansiera un vibr\u0101ciju analizatora komplekts\" 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\/lv\/product-category\/devices\/\" rel=\"tag\">Ier\u012bces<\/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\/lv\/product\/balanset-1\/\" title=\"Portat\u012bvais balansieris un vibr\u0101ciju analizators Balanset-1A\">Portat\u012bvais balansieris un vibr\u0101ciju analizators 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> + PVN (ja piem\u0113rojams)<\/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=\"\/lv\/wp-json\/wp\/v2\/glossary\/311?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=\"Pievienot grozam\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Pievienot grozam\" 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=\"\/lv\/wp-json\/wp\/v2\/glossary\/311?add-to-cart=986\" aria-describedby=\"woocommerce_loop_add_to_cart_link_describedby_986\" data-quantity=\"1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart\" data-product_id=\"986\" data-product_sku=\"BS-1\" aria-label=\"Add to cart: \u201cPortable balancer &amp; Vibration analyzer Balanset-1A\u201d\" rel=\"nofollow\" data-success_message=\"\u201cPortable balancer &amp; Vibration analyzer Balanset-1A\u201d has been added to your cart\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Pievienot grozam<\/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\/lv\/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\/lv\/product\/vibration-sensor\/\" title=\"Vibr\u0101cijas sensors\">\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=\"Balanset-1A vibr\u0101cijas sensors tuvpl\u0101n\u0101\" 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\/lv\/product-category\/parts\/\" rel=\"tag\">Da\u013cas<\/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\/lv\/product\/vibration-sensor\/\" title=\"Vibr\u0101cijas sensors\">Vibr\u0101cijas sensors<\/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> + PVN (ja piem\u0113rojams)<\/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=\"\/lv\/wp-json\/wp\/v2\/glossary\/311?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=\"Pievienot grozam\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Pievienot grozam\" 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=\"\/lv\/wp-json\/wp\/v2\/glossary\/311?add-to-cart=1820\" aria-describedby=\"woocommerce_loop_add_to_cart_link_describedby_1820\" data-quantity=\"1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart\" data-product_id=\"1820\" data-product_sku=\"VS-1\" aria-label=\"Add to cart: \u201cVibration sensor\u201d\" rel=\"nofollow\" data-success_message=\"\u201cVibration sensor\u201d has been added to your cart\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Pievienot grozam<\/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\/lv\/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\/lv\/product\/optical-sensor-for-balanset-and-arbalance\/\" title=\"Optiskais sensors (l\u0101zera tahometrs)\">\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=\"Optiskais sensors (l\u0101zera tahometrs)\" 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\/lv\/product-category\/parts\/\" rel=\"tag\">Da\u013cas<\/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\/lv\/product\/optical-sensor-for-balanset-and-arbalance\/\" title=\"Optiskais sensors (l\u0101zera tahometrs)\">Optiskais sensors (l\u0101zera tahometrs)<\/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> + PVN (ja piem\u0113rojams)<\/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=\"\/lv\/wp-json\/wp\/v2\/glossary\/311?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=\"Pievienot grozam\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Pievienot grozam\" 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=\"\/lv\/wp-json\/wp\/v2\/glossary\/311?add-to-cart=1832\" aria-describedby=\"woocommerce_loop_add_to_cart_link_describedby_1832\" data-quantity=\"1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart\" data-product_id=\"1832\" data-product_sku=\"Tach-1\" aria-label=\"Add to cart: \u201cOptical Sensor (Laser Tachometer)\u201d\" rel=\"nofollow\" data-success_message=\"\u201cOptical Sensor (Laser Tachometer)\u201d has been added to your cart\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Pievienot grozam<\/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\/lv\/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\/lv\/product\/balanset-4\/\" title=\"balans\u0113\u0161anas komplekts-4\">\n\t\t\t\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"230\" height=\"153\" src=\"https:\/\/vibromera.eu\/wp-content\/uploads\/2022\/12\/balkom4-230x153.webp\" class=\"attachment-woocommerce_thumbnail size-woocommerce_thumbnail\" alt=\"Vibromera rotora balans\u0113\u0161anas komplekts: p\u0101rn\u0113s\u0101\u0161anas soma, daudzkan\u0101lu sign\u0101la kondicionieris, rokas analizators, magn\u0113tisk\u0101 pamatne, vibr\u0101cijas sensori un spir\u0101lveida kabe\u013ci.\" 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\/lv\/product-category\/devices\/\" rel=\"tag\">Ier\u012bces<\/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\/lv\/product\/balanset-4\/\" title=\"balans\u0113\u0161anas komplekts-4\">balans\u0113\u0161anas komplekts-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> + PVN (ja piem\u0113rojams)<\/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=\"\/lv\/wp-json\/wp\/v2\/glossary\/311?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=\"Pievienot grozam\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Pievienot grozam\" 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=\"\/lv\/wp-json\/wp\/v2\/glossary\/311?add-to-cart=1833\" aria-describedby=\"woocommerce_loop_add_to_cart_link_describedby_1833\" data-quantity=\"1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart\" data-product_id=\"1833\" data-product_sku=\"BS-4\" aria-label=\"Add to cart: \u201cBalanset-4\u201d\" rel=\"nofollow\" data-success_message=\"\u201cBalanset-4\u201d has been added to your cart\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Pievienot grozam<\/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\/lv\/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\/lv\/product\/magnet-stand\/\" title=\"Magn\u0113tiskais stat\u012bvs 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=\"Magn\u0113ta pamatne.\" 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\/lv\/product-category\/parts\/\" rel=\"tag\">Da\u013cas<\/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\/lv\/product\/magnet-stand\/\" title=\"Magn\u0113tiskais stat\u012bvs Insize-60-kgf\">Magn\u0113tiskais stat\u012bvs 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> + PVN (ja piem\u0113rojams)<\/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=\"\/lv\/wp-json\/wp\/v2\/glossary\/311?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=\"Pievienot grozam\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Pievienot grozam\" 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=\"\/lv\/wp-json\/wp\/v2\/glossary\/311?add-to-cart=1852\" aria-describedby=\"woocommerce_loop_add_to_cart_link_describedby_1852\" data-quantity=\"1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart\" data-product_id=\"1852\" data-product_sku=\"MS-1\" aria-label=\"Add to cart: \u201cMagnetic Stand Insize-60-kgf\u201d\" rel=\"nofollow\" data-success_message=\"\u201cMagnetic Stand Insize-60-kgf\u201d has been added to your cart\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Pievienot grozam<\/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\/lv\/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\/lv\/product\/reflective-tape\/\" title=\"Atstarojo\u0161\u0101 lente\">\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=\"Atstarojo\u0161\u0101 lente\" 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\/lv\/product-category\/parts\/\" rel=\"tag\">Da\u013cas<\/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\/lv\/product\/reflective-tape\/\" title=\"Atstarojo\u0161\u0101 lente\">Atstarojo\u0161\u0101 lente<\/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> + PVN (ja piem\u0113rojams)<\/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=\"\/lv\/wp-json\/wp\/v2\/glossary\/311?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=\"Pievienot grozam\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Pievienot grozam\" 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=\"\/lv\/wp-json\/wp\/v2\/glossary\/311?add-to-cart=2329\" aria-describedby=\"woocommerce_loop_add_to_cart_link_describedby_2329\" data-quantity=\"1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart\" data-product_id=\"2329\" data-product_sku=\"rt-1\" aria-label=\"Add to cart: \u201cReflective tape\u201d\" rel=\"nofollow\" data-success_message=\"\u201cReflective tape\u201d has been added to your cart\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Pievienot grozam<\/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\/lv\/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\/lv\/product\/dynamic-balancer-balanset-1a\/\" title=\"Dinamiskais balans\u0113t\u0101js &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=\"Balanset-1A komplekta saturs ar interfeisa bloku, sensoriem, tahometru un piederumiem\" 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\/lv\/product-category\/devices\/\" rel=\"tag\">Ier\u012bces<\/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\/lv\/product\/dynamic-balancer-balanset-1a\/\" title=\"Dinamiskais balans\u0113t\u0101js &quot;Balanset-1A&quot; OEM\">Dinamiskais balans\u0113t\u0101js \"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> + PVN (ja piem\u0113rojams)<\/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=\"\/lv\/wp-json\/wp\/v2\/glossary\/311?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=\"Pievienot grozam\" data-no-translation-title=\"\"><i rel=\"tooltip\" data-original-title=\"Pievienot grozam\" 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=\"\/lv\/wp-json\/wp\/v2\/glossary\/311?add-to-cart=4193\" aria-describedby=\"woocommerce_loop_add_to_cart_link_describedby_4193\" data-quantity=\"1\" class=\"button product_type_simple add_to_cart_button ajax_add_to_cart\" data-product_id=\"4193\" data-product_sku=\"BS-1OEM\" aria-label=\"Add to cart: \u201cDynamic balancer \u201cBalanset-1A\u201d OEM\u201d\" rel=\"nofollow\" data-success_message=\"\u201cDynamic balancer \u201cBalanset-1A\u201d OEM\u201d has been added to your cart\" data-no-translation=\"\" data-trp-gettext=\"\" data-no-translation-aria-label=\"\" data-no-translation-data-success_message=\"\">Pievienot grozam<\/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>Logu veido\u0161ana<\/strong> ir sign\u0101la apstr\u0101des posms, kur\u0101 matem\u0101tiska sv\u0113r\u0161anas funkcija \u2014 \u201elogs\u201c \u2014 tiek piem\u0113rota sign\u0101la blokam <a href=\"https:\/\/vibromera.eu\/lv\/glossary\/time-waveform\/\">laika vi\u013c\u0146u forma<\/a> datiem, pirms tie tiek nodoti \u0101trajai F\u016briera transform\u0101cijai. Loga forma pak\u0101peniski samazina uztverto sign\u0101la amplit\u016bdu l\u012bdz nullei laika bloka s\u0101kum\u0101 un beig\u0101s, t\u0101d\u0113j\u0101di dati savienojas bez p\u0113k\u0161\u0146iem l\u0113cieniem. Tie\u0161i \u0161\u012b viena darb\u012bba nov\u0113r\u0161 izplat\u012btu k\u013c\u016bdu, ko sauc par <a href=\"https:\/\/vibromera.eu\/lv\/glossary\/spectral-leakage\/\">spektr\u0101l\u0101 nopl\u016bde<\/a> un t\u0101d\u0113\u013c ir b\u016btiski, lai ieg\u016btu prec\u012bzu <a href=\"https:\/\/vibromera.eu\/lv\/glossary\/spectrum\/\">vibr\u0101cijas spektrs<\/a>. Praks\u0113 <a href=\"https:\/\/vibromera.eu\/lv\/glossary\/vibration-analysis\/\">vibr\u0101cijas anal\u012bze<\/a>... pareiza filtra izv\u0113le un lieto\u0161ana ir tas, kas at\u0161\u0137ir skaidru, uzticamu spektru no izpl\u016bdu\u0161a, maldino\u0161a spektra.<\/p>\n<h2>1. Defin\u012bcija: Kas ir logu funkcija?<\/h2>\n<p>Logu funkcija ir profils \u2014 reizin\u0101\u0161anas koeficientu kopums, pa vienam katram paraugam \u2014, kas tiek uzlikts uz neapstr\u0101d\u0101ta laika bloka. Tur, kur loga v\u0113rt\u012bba ir 1,0, paraugs paliek nemain\u012bgs; tur, kur t\u0101 tuvin\u0101s 0,0, paraugs tiek v\u0101jin\u0101ts. T\u0101 k\u0101 gandr\u012bz katram logam maksimums ir vid\u016b un tas abos galos pak\u0101peniski samazin\u0101s, laika ieraksta reizin\u0101\u0161ana ar logu liek re\u0123istr\u0113tajam fragmentam s\u0101kties un beigties ar nulles amplit\u016bdu. Logu funkcijas matem\u0101tika <a href=\"https:\/\/vibromera.eu\/lv\/glossary\/fft\/\">FFT<\/a> paliek nemain\u012bgi; logu sadal\u012bjums vienk\u0101r\u0161i sagatavo datus t\u0101, lai tiktu izpild\u012bti transform\u0101cijas ieb\u016bv\u0113tie pie\u0146\u0113mumi. Bez t\u0101 analizatora ieg\u016btais spektrs var b\u016bt kvantitat\u012bvi nepareizs pat tad, ja sensors un p\u0101r\u0113j\u0101 m\u0113r\u012bjumu \u0137\u0113de darbojas nevainojami.<\/p>\n<h2>2. Probl\u0113ma: spektr\u0101l\u0101 nopl\u016bde<\/h2>\n<p>FFT pamat\u0101 ir \u0161\u0101ds pie\u0146\u0113mums: t\u0101 analiz\u0113jamo ierobe\u017eoto laika datu bloku uzskata par <em>viens pilns cikls piln\u012bgi periodiskam sign\u0101lam, kas atk\u0101rtojas bezgal\u012bgi<\/em>. Re\u0101lo iek\u0101rtu sign\u0101li gandr\u012bz nekad nav regul\u0101ri. Ja sign\u0101la re\u0123istr\u0113\u0161ana s\u0101kas un beidzas br\u012b\u017eos, kas nav noteikti, re\u0123istr\u0113t\u0101 bloka beigas nesakr\u012bt ar t\u0101 s\u0101kumu, t\u0101p\u0113c, kad FFT virtu\u0101li savieno bloka galus, t\u0101 robe\u017e\u0101s tiek nov\u0113rotas asas, m\u0101ksl\u012bgas p\u0101rtraukums.<\/p>\n<p>Transform\u0101cija interpret\u0113 \u0161os straujos l\u0113cienus k\u0101 patiesu augstfrekvences saturu, kas ier\u012bc\u0113 nepast\u0101v. Ener\u0123ija, kas patiesi pieder vienam atsevi\u0161\u0137am <a href=\"https:\/\/vibromera.eu\/lv\/glossary\/frequency\/\">frekvence<\/a> sign\u0101la maksimums izpl\u016bst \u2014 tas \u201eizpl\u016bst\u201c \u2014 uz ab\u0101m pus\u0113m eso\u0161ajos blakus frekven\u010du interv\u0101los. Tam ir tr\u012bs sekas:<\/p>\n<ul>\n<li><strong>Samazin\u0101ta amplit\u016bdas precizit\u0101te:<\/strong> izm\u0113r\u012btais maksimuma augstums ir maz\u0101ks par t\u0101 patieso v\u0113rt\u012bbu, jo t\u0101 ener\u0123ija ir sadal\u012bjusies pa daudziem interv\u0101liem, nevis koncentr\u0113jusies vien\u0101.<\/li>\n<li><strong>Papla\u0161in\u0101ti virsotnes:<\/strong> l\u012bnija izskat\u0101s plat\u0101ka un maz\u0101k izteikta, nek\u0101 to paredz fizikas likumi, t\u0101d\u0113j\u0101di padarot frekvences nov\u0113rt\u0113jumu neskaidr\u0101ku.<\/li>\n<li><strong>Att\u0113la iz\u0161\u0137irtsp\u0113jas zudums:<\/strong> izklied\u0113t\u0101 ener\u0123ija pac\u0113la trok\u0161\u0146a fonu ap lielu maksimumu, apsl\u0113pjot maz\u0101kus blakus eso\u0161os maksimumus \u2014 tie\u0161i tos mazos <a href=\"https:\/\/vibromera.eu\/lv\/glossary\/harmonics\/\">harmonikas<\/a> un s\u0101nu joslas, kur\u0101s bie\u017ei vien sl\u0113pjas diagnozes pamatinform\u0101cija.<\/li>\n<\/ul>\n<h2>3. Risin\u0101jums: loga pievieno\u0161ana<\/h2>\n<p>Logu metode nov\u0113r\u0161 sign\u0101la nopl\u016bdi, vienm\u0113r\u012bgi virzot to uz <em>apskat\u012bt<\/em> periodisks bloka robe\u017e\u0101s. Neapstr\u0101d\u0101t\u0101 vi\u013c\u0146u formas reizin\u0101\u0161ana ar logu samazina amplit\u016bdas sign\u0101la pa\u0161\u0101 s\u0101kum\u0101 un beig\u0101s l\u012bdz nullei, t\u0101d\u0113j\u0101di nov\u0113r\u0161ot robe\u017ep\u0101rtraukumus un faktiski liekot FFT uztvert sign\u0101lu k\u0101 nep\u0101rtrauktu un bez p\u0101rtraukumiem. Rezult\u0101t\u0101 tiek ieg\u016bts iev\u0113rojami t\u012br\u0101ks spektrs:<\/p>\n<ul>\n<li>Amplit\u016bdas precizit\u0101te ir iev\u0113rojami uzlabota, t\u0101p\u0113c maksim\u0101lo v\u0113rt\u012bbu augstumiem var uztic\u0113ties <a href=\"https:\/\/vibromera.eu\/lv\/glossary\/vibration-severity\/\">vibr\u0101cijas intensit\u0101te<\/a> ierobe\u017eojumi.<\/li>\n<li>Skaidr\u0101ki, prec\u012bz\u0101k izteikti frekvences maksimumi, kas \u013cauj noteikt defektu konkr\u0113t\u0101 k\u0101rt\u0101 vai komponent\u0101.<\/li>\n<li>Zem\u0101ks efekt\u012bvais trok\u0161\u0146u l\u012bmenis, kas \u013cauj maziem sign\u0101liem izcelties lielu sign\u0101lu vid\u016b.<\/li>\n<\/ul>\n<p>Neizb\u0113gami rodas kompromiss. Galus sa\u0161aurinot, tiek zaud\u0113ta da\u013ca ieraksta ener\u0123ijas un nedaudz papla\u0161in\u0101s galvenais spektr\u0101lais lobis, t\u0101d\u0113j\u0101di logu izmanto\u0161ana noz\u012bm\u0113 nelielu frekvences iz\u0161\u0137irtsp\u0113jas zudumu apmai\u0146\u0101 pret iev\u0113rojamu nopl\u016bdes samazin\u0101jumu. Katrs logs ir at\u0161\u0137ir\u012bgs punkts \u0161aj\u0101 kompromis\u0101, t\u0101p\u0113c past\u0101v vair\u0101kas logu formas.<\/p>\n<h2>4. Izplat\u012bt\u0101kie logu veidi<\/h2>\n<p>Ir izstr\u0101d\u0101tas desmitiem logu sadal\u012b\u0161anas funkciju, katra no kur\u0101m laika bloku nov\u0113rt\u0113 nedaudz at\u0161\u0137ir\u012bgi. Visp\u0101r\u0113jas noz\u012bmes ma\u0161\u012bnu darb\u0101 domin\u0113 viena no t\u0101m.<\/p>\n<h3>Haninga logs<\/h3>\n<p>Port\u0101ls <a href=\"https:\/\/vibromera.eu\/lv\/glossary\/hanning-window\/\">Hanninga logs<\/a> (pacelt\u0101 kosinusa izkliedes funkcija) nodro\u0161ina lielisku kompromisu starp frekvences iz\u0161\u0137irtsp\u0113ju un amplit\u016bdas precizit\u0101ti, un t\u0101 ir ieteicam\u0101 noklus\u0113juma izv\u0113le praktiski visiem standarta rot\u0113jo\u0161o ma\u0161\u012bnu vibr\u0101ciju m\u0113r\u012bjumiem. Ja vien nav konkr\u0113ta iemesla r\u012bkoties cit\u0101di, vienm\u0113r ir j\u0101izv\u0113las Hanninga logs. Tas ir pareiz\u0101 izv\u0113le nep\u0101rtrauktiem, pla\u0161i periodiskiem sign\u0101liem, kas domin\u0113 <a href=\"https:\/\/vibromera.eu\/lv\/glossary\/condition-monitoring\/\">st\u0101vok\u013ca uzraudz\u012bba<\/a>.<\/p>\n<h3>Citi logi<\/h3>\n<ul>\n<li><strong>Taisnst\u016bra logs (sauc ar\u012b par \u201eUniform\u201c vai \u201eNone\u201c):<\/strong> tas ir l\u012bdzv\u0113rt\u012bgi tam, ka netiek piem\u0113rots nek\u0101ds loga filtrs. Tam ir vislab\u0101k\u0101 frekven\u010du iz\u0161\u0137irtsp\u0113ja, ta\u010du visliel\u0101k\u0101 spektr\u0101l\u0101 nopl\u016bde, un tas ir piem\u0113rots tikai tad, ja ir zin\u0101ms, ka sign\u0101ls blok\u0101 ir piln\u012bgi periodisks, vai ar\u012b, re\u0123istr\u0113jot \u013coti asus, piln\u012bb\u0101 ierobe\u017eotus p\u0101rejo\u0161us notikumus, piem\u0113ram, triecienu.<\/li>\n<li><strong>Plakanais logs:<\/strong> nodro\u0161ina visprec\u012bz\u0101ko amplit\u016bdas m\u0113r\u012bjumu no visiem izplat\u012btajiem logiem, ta\u010du par to j\u0101maks\u0101 ar \u013coti zemu frekvences iz\u0161\u0137irtsp\u0113ju (\u013coti platas amplit\u016bdas virsotnes). Tas ir vispiem\u0113rot\u0101kais logs kalibr\u0113\u0161anas darbiem un jebkuram uzdevumam, kur nepiecie\u0161ama prec\u012bza <a href=\"https:\/\/vibromera.eu\/lv\/glossary\/amplitude\/\">amplit\u016bda<\/a> sign\u0101la amplit\u016bda ir svar\u012bg\u0101ka par t\u0101 prec\u012bzo frekvenci \u2014 piem\u0113ram, sensora p\u0101rbaude, sal\u012bdzinot ar <a href=\"https:\/\/vibromera.eu\/lv\/glossary\/calibration-certificate\/\">kalibr\u0113\u0161anas sertifik\u0101ts<\/a> uz zin\u0101ma standarta krat\u012bt\u0101ja.<\/li>\n<li><strong>Heminga logs:<\/strong> ir cie\u0161i saist\u012bts ar Hanninga logu, ar neliel\u0101m at\u0161\u0137ir\u012bb\u0101m s\u0101nu lobu raksturojum\u0101; ikdienas iek\u0101rtu diagnostik\u0101 to izmanto reti.<\/li>\n<\/ul>\n<h2>5. Kad izmantot logu \u2014 un k\u0101 tas mijiedarbojas ar iz\u0161\u0137irtsp\u0113ju<\/h2>\n<p>Ma\u0161\u012bnu st\u0101vok\u013ca uzraudz\u012bbai noteikums ir vienk\u0101r\u0161s: <strong>vienm\u0113r izmantojiet Hanning logu<\/strong> visp\u0101r\u0113jai spektr\u0101lajai anal\u012bzei. Logu atsp\u0113jo\u0161ana \u2014 izv\u0113loties \u201eRectangular\u201c (Taisnst\u016bra) parastam sign\u0101lam \u2014 rada neprec\u012bzus un potenci\u0101li maldino\u0161us datus, jo sign\u0101la nopl\u016bde izkrop\u013cos gan maksimumu augstumus, gan redzamo trok\u0161\u0146u l\u012bmeni. M\u016bsdienu m\u0113rinstrumenti p\u0113c noklus\u0113juma izmanto Hanninga logu tie\u0161i t\u0101d\u0113\u013c, ka tas ir b\u016btisks uzticama un prec\u012bza spektra ieg\u016b\u0161anai.<\/p>\n<p>Logu izmanto\u0161ana nedarbojas atsevi\u0161\u0137i. T\u0101 k\u0101 spektr\u0101l\u0101s l\u012bnijas papla\u0161in\u0101s, praktisk\u0101 frekvences iz\u0161\u0137irtsp\u0113ja ir loga izv\u0113les un anal\u012bzes parametru \u2014 bloka garuma (paraugu skaita), paraugu \u0146em\u0161anas frekvences un diapazona \u2014 kop\u0113jais rezult\u0101ts. Ja p\u012b\u0137i atrodas \u013coti tuvu viens otram, laika ieraksta pagarin\u0101\u0161ana tos padara as\u0101kus \u0101tr\u0101k nek\u0101 loga mai\u0146a; \u0161o kompromisu var iepriek\u0161 nov\u0113rt\u0113t, izmantojot <a href=\"https:\/\/vibromera.eu\/lv\/calculators\/fft-resolution-calculator\/\">FFT iz\u0161\u0137irtsp\u0113jas kalkulators<\/a> pirms izv\u0113l\u0113ties m\u0113r\u012bjumu uzst\u0101d\u012bjumu. Logu sadal\u012bjums at\u0161\u0137iras no un papildina <a href=\"https:\/\/vibromera.eu\/lv\/glossary\/signal-filtering\/\">sign\u0101la filtr\u0113\u0161ana<\/a>: filtrs no sign\u0101la atdal\u012bta nev\u0113lam\u0101s frekven\u010du joslas, savuk\u0101rt logs apstr\u0101d\u0101 atliku\u0161o joslu t\u0101, lai FFT to var\u0113tu prec\u012bzi att\u0113lot.<\/p>\n<h2>6. Logu sadal\u012bjums lauk\u0101<\/h2>\n<p>Praktiskaj\u0101 diagnostik\u0101 anal\u012bti\u0137is reti kad apzin\u0101ti piev\u0113r\u0161 uzman\u012bbu logam \u2014 un tas ir t\u0101 iecer\u0113ts. Kad in\u017eenieris re\u0123istr\u0113 spektru vai veic balans\u0113\u0161anas darbu, izmantojot portat\u012bvu divkan\u0101lu m\u0113rinstrumentu, piem\u0113ram, <a href=\"https:\/\/vibromera.eu\/lv\/produkts\/balansesanas-komplekts-1\/\">Balanset-1A<\/a>, programma pirms FFT apr\u0113\u0137in\u0101\u0161anas autom\u0101tiski piem\u0113ro Hanninga logu, t\u0101d\u0113j\u0101di 1\u00d7 <a href=\"https:\/\/vibromera.eu\/lv\/glossary\/running-speed\/\">skrie\u0161anas \u0101trums<\/a> p\u012b\u0137is un t\u0101 harmonikas par\u0101d\u0101s ar savu patieso amplit\u016bdu un pareizo frekvenci bez jebk\u0101diem papildu pas\u0101kumiem. Tie\u0161i \u0161is pareizi logotais spektrs \u013cauj tam pa\u0161am instrumentam at\u0161\u0137irt \u012bstu <a href=\"https:\/\/vibromera.eu\/lv\/glossary\/unbalance\/\">nel\u012bdzsvarot\u012bba<\/a> izfiltr\u0113t maksim\u0101lo sign\u0101lu no apk\u0101rt\u0113j\u0101 trok\u0161\u0146a un p\u0101rbaud\u012bt rezult\u0101tu p\u0113c korekcijas. Izpratne par to, k\u0101 loga funkcija darbojas \u201eaizkulis\u0113s\u201c, pal\u012bdz anal\u012bti\u0137im atpaz\u012bt, kad neparast\u0101 izv\u0113le \u2014 piem\u0113ram, \u201eFlattop\u201c kalibr\u0113\u0161anas p\u0101rbaudei vai \u201eRectangular\u201c t\u012bram p\u0101rejas sign\u0101lam \u2014 ir patiesi pamatota.<\/p>\n<hr>\n<p><a href=\"https:\/\/vibromera.eu\/lv\/glossary\/\">\u2190 Atpaka\u013c uz galveno indeksu<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>Logu veido\u0161anas funkciju (piem\u0113ram, Haninga) rokasgr\u0101mata FFT anal\u012bz\u0113. Uzziniet, k\u0101p\u0113c logu veido\u0161ana ir b\u016btiska spektr\u0101l\u0101s nopl\u016bdes samazin\u0101\u0161anai un prec\u012bzu vibr\u0101cijas m\u0113r\u012bjumu nodro\u0161in\u0101\u0161anai.<\/p>","protected":false},"featured_media":0,"template":"","meta":{"ai_generated_summary":"","footnotes":""},"categories":[114,109],"tags":[],"class_list":["post-311","glossary","type-glossary","status-publish","hentry","category-analysis","category-glossary"],"_links":{"self":[{"href":"https:\/\/vibromera.eu\/lv\/wp-json\/wp\/v2\/glossary\/311","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vibromera.eu\/lv\/wp-json\/wp\/v2\/glossary"}],"about":[{"href":"https:\/\/vibromera.eu\/lv\/wp-json\/wp\/v2\/types\/glossary"}],"version-history":[{"count":1,"href":"https:\/\/vibromera.eu\/lv\/wp-json\/wp\/v2\/glossary\/311\/revisions"}],"predecessor-version":[{"id":101322,"href":"https:\/\/vibromera.eu\/lv\/wp-json\/wp\/v2\/glossary\/311\/revisions\/101322"}],"wp:attachment":[{"href":"https:\/\/vibromera.eu\/lv\/wp-json\/wp\/v2\/media?parent=311"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vibromera.eu\/lv\/wp-json\/wp\/v2\/categories?post=311"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vibromera.eu\/lv\/wp-json\/wp\/v2\/tags?post=311"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}