{"id":13915,"date":"2023-08-28T02:59:55","date_gmt":"2023-08-28T02:59:55","guid":{"rendered":"https:\/\/www.rayzeek.com\/?p=13915"},"modified":"2023-12-26T08:41:44","modified_gmt":"2023-12-26T08:41:44","slug":"what-is-flicker","status":"publish","type":"post","link":"https:\/\/www.rayzeek.com\/it\/glossario\/che-cose-lo-sfarfallio","title":{"rendered":"Che cos'\u00e8 lo sfarfallio"},"content":{"rendered":"<h2 class=\"wp-block-heading\" id=\"h-what-is-flicker\">Che cos'\u00e8 lo sfarfallio<\/h2><p>Lo sfarfallio o flickering \u00e8 una variazione rapida e ripetuta della luminosit\u00e0 della luce nel tempo. \u00c8 caratterizzato da variazioni nell'intensit\u00e0 della luce emessa da una sorgente luminosa, che si traducono in un aspetto fluttuante o instabile. Lo sfarfallio si verifica in presenza di fluttuazioni della tensione fornita alla sorgente luminosa o di fluttuazioni della tensione della linea elettrica stessa.<\/p><div class=\"insert_inquiry_outer_wrapper\"><h3>Cercate soluzioni per il risparmio energetico attivate dal movimento?<\/h3><p>Contattateci per avere sensori di movimento PIR completi, prodotti per il risparmio energetico attivati dal movimento, interruttori per sensori di movimento e soluzioni commerciali Occupancy\/Vacancy.<\/p><div class = \"insert_inquiry_buttons\"><div class = \"insert_inquiry_button_wrapper insert_inquiry_button_email\"><div><a href = \"mailto:info@rayzeek.com\"><p>Inviare un'e-mail<\/p><\/a><\/div><\/div><div class = \"insert_inquiry_button_wrapper insert_inquiry_button_email_contact\"><div><a href=\"https:\/\/www.rayzeek.com\/it\/contatto\"><p>Modulo di contatto<\/p><\/a><\/div><\/div><div class = \"insert_inquiry_button_wrapper insert_inquiry_button_chat chat_jump\"><div><a href=\"#\"><p>Conversare in linea<\/p><\/a><\/div><\/div><\/div><\/div><p>La gravit\u00e0 dello sfarfallio \u00e8 influenzata da diversi fattori, tra cui la frequenza e la regolarit\u00e0 delle fluttuazioni di tensione, l'entit\u00e0 delle variazioni di tensione, il tipo di sorgente luminosa utilizzata (ad esempio incandescenza, fluorescenza, LED o HID), il fattore di guadagno della lampada e i livelli di luce ambientale nell'area.<\/p><p>Lo sfarfallio pu\u00f2 avere effetti negativi sulle persone, come mal di testa, vertigini e disturbi visivi. In applicazioni che richiedono alti livelli di acutezza visiva, come la produzione, lo sfarfallio pu\u00f2 essere particolarmente problematico e persino pericoloso.<\/p><p>Per misurare e quantificare il flicker nel settore dell'illuminazione si utilizzano diversi metodi. Un metodo comune \u00e8 il calcolo della percentuale di sfarfallio, che confronta i valori di picco e di minimo dell'emissione luminosa ed esprime la differenza in percentuale. Un altro metodo \u00e8 l'indice di sfarfallio, che tiene conto sia dell'entit\u00e0 che della frequenza delle variazioni dell'emissione luminosa.<\/p><div class=\"insert_portfolio_outer_wrapper\"><h3>Ispiratevi ai portafogli dei sensori di movimento Rayzeek.<\/h3><p>Non trovate quello che volete? Non preoccupatevi. Ci sono sempre modi alternativi per risolvere i vostri problemi. Forse uno dei nostri portafogli pu\u00f2 aiutarvi.<\/p><div class = \"insert_portfolio_buttons\"><div class = \"insert_portfolio_button_wrapper\"><div><a href = \"https:\/\/www.rayzeek.com\/it\/categoria-di-prodotto\/sensori-di-movimento\"><p>Sensori di movimento PIR<\/p><\/a><\/div><\/div><div class = \"insert_portfolio_button_wrapper\"><div><a href=\"https:\/\/www.rayzeek.com\/it\/interruttori-a-sensore-di-movimento\"><p>Interruttori con sensore di movimento<\/p><\/a><\/div><\/div><div class = \"insert_portfolio_button_wrapper\"><div><a href=\"https:\/\/www.rayzeek.com\/it\/sensori-di-occupazione-e-di-posto-vacante\"><p>Sensori di presenza<\/p><\/a><\/div><\/div><div class = \"insert_portfolio_button_wrapper\"><div><a href=\"https:\/\/www.rayzeek.com\/it\/prodotti\/rz050\"><p>Sensore di movimento del condizionatore d'aria<\/p><\/a><\/div><\/div><div class = \"insert_portfolio_button_wrapper\"><div><a href=\"https:\/\/www.rayzeek.com\/it\/categoria-di-prodotto\/motion-sensor-light-strip\"><p>Strisce luminose con sensore di movimento<\/p><\/a><\/div><\/div><div class = \"insert_portfolio_button_wrapper\"><div><a href=\"https:\/\/www.rayzeek.com\/it\/categoria-di-prodotto\/dimmer-a-sensore-dc\"><p>Sensori di movimento\/dimmer a bassa tensione in c.c.<\/p><\/a><\/div><\/div><div class = \"insert_portfolio_button_wrapper\"><div><a href=\"https:\/\/www.rayzeek.com\/it\/categoria-di-prodotto\/sensori-di-movimento-wireless\"><p>Kit di sensori di movimento wireless<\/p><\/a><\/div><\/div><\/div><\/div><p>Lo sfarfallio pu\u00f2 essere causato anche dal sistema di alimentazione, conversione e controllo a cui \u00e8 collegata la sorgente luminosa. Ad esempio, alcuni sistemi di dimmerazione o driver incompatibili possono contribuire allo sfarfallio nei prodotti di illuminazione a LED.<\/p><div class=\"wp-block-group glossary_faqs\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\"><h2 class=\"wp-block-heading\" id=\"h-frequently-asked-questions\">Domande frequenti<\/h2>\n\n<div class=\"wp-block-group glossary_faq\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\"><div class=\"wp-block-group glossary_faq_q\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\"><h3 class=\"wp-block-heading\" id=\"h-what-does-it-mean-when-lights-flicker\">Cosa significa quando le luci sfarfallano<\/h3><\/div><\/div>\n\n<div class=\"wp-block-group glossary_faq_a\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\"><p>\u00c8 possibile che vi sia un collegamento allentato nel circuito specifico o che il circuito sia sovraccarico. Se le luci sfarfallano in pi\u00f9 aree della casa, ci\u00f2 potrebbe indicare un problema pi\u00f9 significativo con il cablaggio generale. Il problema potrebbe riguardare il quadro elettrico o i collegamenti principali dell'abitazione.<\/p><\/div><\/div><\/div><\/div>\n\n<div class=\"wp-block-group glossary_faq\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\"><div class=\"wp-block-group glossary_faq_q\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\"><h3 class=\"wp-block-heading\" id=\"h-should-i-worry-if-my-lights-flicker\">Devo preoccuparmi se le mie luci sfarfallano?<\/h3><\/div><\/div>\n\n<div class=\"wp-block-group glossary_faq_a\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\"><p>Anche se lo sfarfallio sembra innocuo, pu\u00f2 indicare un problema potenzialmente pericoloso con il cablaggio elettrico che potrebbe costituire un rischio di incendio per la vostra casa. Se lo sfarfallio diventa pi\u00f9 frequente o cambia in qualsiasi modo, \u00e8 consigliabile contattare un elettricista professionista per effettuare un'ispezione per la vostra sicurezza.<\/p><\/div><\/div><\/div><\/div>\n\n<div class=\"wp-block-group glossary_faq\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\"><div class=\"wp-block-group glossary_faq_q\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\"><h3 class=\"wp-block-heading\" id=\"h-is-it-common-for-lights-to-flicker\">\u00c8 comune che le luci sfarfallino<\/h3><\/div><\/div>\n\n<div class=\"wp-block-group glossary_faq_a\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\"><p>Lo sfarfallio delle luci, anche se di breve durata, non \u00e8 in genere motivo di preoccupazione. Tuttavia, se notate che lo sfarfallio \u00e8 frequente o dura pi\u00f9 di qualche secondo, potrebbe essere necessario prendere in considerazione l'aggiornamento o l'installazione di nuovi circuiti elettrici in quelle aree specifiche.<\/p><\/div><\/div><\/div><\/div>\n\n<div class=\"wp-block-group glossary_faq\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\"><div class=\"wp-block-group glossary_faq_q\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\"><h3 class=\"wp-block-heading\" id=\"h-can-a-bad-breaker-cause-lights-to-flicker\">Un interruttore difettoso pu\u00f2 causare lo sfarfallio delle luci?<\/h3><\/div><\/div>\n\n<div class=\"wp-block-group glossary_faq_a\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\"><p>S\u00ec, lo sfarfallio delle luci pu\u00f2 essere causato da un interruttore difettoso. In particolare, quando si accende un grande elettrodomestico, un interruttore difettoso pu\u00f2 provocare lo sfarfallio delle luci. Ci\u00f2 si verifica perch\u00e9 l'avvio di un apparecchio ad alta potenza sottopone a una notevole sollecitazione la corrente assorbita.<\/p><\/div><\/div><\/div><\/div>\n\n<div class=\"wp-block-group glossary_faq\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\"><div class=\"wp-block-group glossary_faq_q\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\"><h3 class=\"wp-block-heading\" id=\"h-what-type-of-light-bulbs-don-t-flicker\">Quali lampadine non sfarfallano?<\/h3><\/div><\/div>\n\n<div class=\"wp-block-group glossary_faq_a\"><div class=\"wp-block-group__inner-container is-layout-constrained wp-block-group-is-layout-constrained\"><p>In circostanze normali, le lampadine al tungsteno non sfarfallano in video. Tuttavia, possono verificarsi casi di sfarfallio. Ci\u00f2 accade perch\u00e9 quando la lampadina \u00e8 collegata a una fonte di alimentazione CA, il filamento si riscalda e si raffredda 60 volte al secondo (negli Stati Uniti).<\/p><\/div><\/div><\/div><\/div><\/div><\/div>","protected":false},"excerpt":{"rendered":"<p>Lo sfarfallio o flickering \u00e8 una variazione rapida e ripetuta della luminosit\u00e0 della luce nel tempo. \u00c8 caratterizzato da variazioni nell'intensit\u00e0 della luce emessa da una sorgente luminosa, che si traducono in un aspetto fluttuante o instabile.<\/p>","protected":false},"author":4,"featured_media":12865,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"article_term":"","article_term_alternate":"","article_term_def":"","article_hook":"","auto_links":"[{\"keyword\": \"ambient light levels\", \"idxall\": 0, \"keywordtitlesimi\": 0.871591329574585, \"keywordslugsimi\": 0.871591329574585, \"paratitlesimi\": 0.5694493055343628, \"paraslugsimi\": 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0.5635764598846436, \"slug\": \"what-is-visible-light-spectrum\", \"title\": \"What is Visible Light Spectrum\", \"id\": 14093}]","article_topic":"","article_fact_check":"","mt_social_share":"","mt_content_meta":"","mt_glossary_display":"","glossary_heading":"","glossary":"Flicker","glossary_alter":"","glossary_def":"","article_task":"","footnotes":""},"categories":[102],"tags":[99],"class_list":["post-13915","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-glossary","tag-glossary"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.9 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>What is Flicker - Rayzeek<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.rayzeek.com\/it\/glossario\/che-cose-lo-sfarfallio\" \/>\n<meta property=\"og:locale\" content=\"it_IT\" \/>\n<meta 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