{"id":14104,"date":"2023-09-18T00:07:52","date_gmt":"2023-09-18T00:07:52","guid":{"rendered":"https:\/\/www.rayzeek.com\/?p=14104"},"modified":"2023-12-26T08:44:13","modified_gmt":"2023-12-26T08:44:13","slug":"what-is-harmonic","status":"publish","type":"post","link":"https:\/\/www.rayzeek.com\/pl\/slownik\/co-to-jest-harmoniczna","title":{"rendered":"Co to jest Harmonic"},"content":{"rendered":"<h2 class=\"wp-block-heading\" id=\"h-what-is-harmonic\">Co to jest Harmonic<\/h2><p>W bran\u017cy o\u015bwietleniowej termin \"harmoniczna\" odnosi si\u0119 do sk\u0142adowej zniekszta\u0142conego lub niesinusoidalnego sygna\u0142u okresowego, kt\u00f3rego cz\u0119stotliwo\u015b\u0107 jest niezerow\u0105 parzyst\u0105 ca\u0142kowit\u0105 wielokrotno\u015bci\u0105 cz\u0119stotliwo\u015bci podstawowej sygna\u0142u. Harmoniczne mog\u0105 wyst\u0119powa\u0107 w pr\u0105dach lub napi\u0119ciach i s\u0105 zwykle powodowane przez nieliniowe obci\u0105\u017cenia w systemie elektrycznym.<\/p><div class=\"insert_portfolio_outer_wrapper\"><h3>Zainspiruj si\u0119 portfolio czujnik\u00f3w ruchu Rayzeek.<\/h3><p>Nie znalaz\u0142e\u015b tego, czego szukasz? Nie martw si\u0119. Zawsze istniej\u0105 alternatywne sposoby rozwi\u0105zania problem\u00f3w. By\u0107 mo\u017ce pomo\u017ce w tym jeden z naszych portfeli.<\/p><div class = \"insert_portfolio_buttons\"><div class = \"insert_portfolio_button_wrapper\"><div><a href = \"https:\/\/www.rayzeek.com\/pl\/kategoria-produktu\/czujniki-ruchu\"><p>Czujniki ruchu PIR<\/p><\/a><\/div><\/div><div class = \"insert_portfolio_button_wrapper\"><div><a href=\"https:\/\/www.rayzeek.com\/pl\/przelaczniki-z-czujnikiem-ruchu\"><p>W\u0142\u0105czniki z czujnikiem ruchu<\/p><\/a><\/div><\/div><div class = \"insert_portfolio_button_wrapper\"><div><a href=\"https:\/\/www.rayzeek.com\/pl\/czujniki-obecnosci-2\"><p>Czujniki obecno\u015bci<\/p><\/a><\/div><\/div><div class = \"insert_portfolio_button_wrapper\"><div><a href=\"https:\/\/www.rayzeek.com\/pl\/produkty\/rz050\"><p>Czujnik ruchu klimatyzatora<\/p><\/a><\/div><\/div><div class = \"insert_portfolio_button_wrapper\"><div><a href=\"https:\/\/www.rayzeek.com\/pl\/kategoria-produktu\/motion-sensor-light-strip\"><p>Ta\u015bmy LED z czujnikiem ruchu<\/p><\/a><\/div><\/div><div class = \"insert_portfolio_button_wrapper\"><div><a href=\"https:\/\/www.rayzeek.com\/pl\/kategoria-produktu\/sciemniacz-czujnika-pradu-stalego\"><p>Niskonapi\u0119ciowe czujniki ruchu\/\u015bciemniacze DC<\/p><\/a><\/div><\/div><div class = \"insert_portfolio_button_wrapper\"><div><a href=\"https:\/\/www.rayzeek.com\/pl\/kategoria-produktu\/bezprzewodowe-czujniki-ruchu\"><p>Zestawy bezprzewodowych czujnik\u00f3w ruchu<\/p><\/a><\/div><\/div><\/div><\/div><p>Harmoniczne mog\u0105 prowadzi\u0107 do r\u00f3\u017cnych problem\u00f3w w bran\u017cy o\u015bwietleniowej. Jednym z powszechnych problem\u00f3w jest migotanie \u015bwiat\u0142a, kt\u00f3re mo\u017ce wyst\u0105pi\u0107, gdy wyst\u0119puj\u0105 gwa\u0142towne wahania pr\u0105du lub napi\u0119cia obci\u0105\u017cenia, szczeg\u00f3lnie w maszynach. Przyk\u0142ady maszyn, kt\u00f3re mog\u0105 powodowa\u0107 migotanie \u015bwiate\u0142, obejmuj\u0105 du\u017ce silniki podczas rozruchu, maszyny z cyklo-konwerterami, takie jak nap\u0119dy walcowni i nawijarki kopalniane, oraz maszyny wykorzystuj\u0105ce statyczne przetwornice cz\u0119stotliwo\u015bci, takie jak silniki pr\u0105du przemiennego i elektryczne piece \u0142ukowe.<\/p><p>Innym problemem powodowanym przez harmoniczne jest przegrzewanie si\u0119 transformator\u00f3w i wyzwalanie wy\u0142\u0105cznik\u00f3w. Dzieje si\u0119 tak, gdy obci\u0105\u017cenia nieliniowe pobieraj\u0105 pr\u0105d w nag\u0142ych impulsach, a nie w spos\u00f3b sinusoidalny. Pr\u0105dy harmoniczne generowane przez te nieliniowe obci\u0105\u017cenia mog\u0105 przep\u0142ywa\u0107 z powrotem do innych cz\u0119\u015bci systemu elektroenergetycznego, powoduj\u0105c przegrzanie transformator\u00f3w i zadzia\u0142anie wy\u0142\u0105cznik\u00f3w.<\/p><p>Do pomiaru obecno\u015bci harmonicznych cz\u0119sto stosuje si\u0119 ca\u0142kowite zniekszta\u0142cenia harmoniczne (THD). THD to suma wszystkich efekt\u00f3w harmonicznych i jest zwykle mierzona do 50. wielokrotno\u015bci cz\u0119stotliwo\u015bci podstawowej (60 Hz w USA) lub przy 3 kHz. Zaleca si\u0119, aby harmoniczne napi\u0119cia by\u0142y mniejsze ni\u017c 8 procent w stosunku do cz\u0119stotliwo\u015bci podstawowej, a warto\u015bci powy\u017cej 8 procent powinny by\u0107 dalej badane.<\/p><div class=\"insert_inquiry_outer_wrapper\"><h3>Szukasz rozwi\u0105za\u0144 energooszcz\u0119dnych aktywowanych ruchem?<\/h3><p>Skontaktuj si\u0119 z nami, aby uzyska\u0107 kompletne czujniki ruchu PIR, produkty energooszcz\u0119dne aktywowane ruchem, prze\u0142\u0105czniki czujnik\u00f3w ruchu i rozwi\u0105zania komercyjne w zakresie obecno\u015bci\/pobytu.<\/p><div class = \"insert_inquiry_buttons\"><div class = \"insert_inquiry_button_wrapper insert_inquiry_button_email\"><div><a href = \"mailto:info@rayzeek.com\"><p>Wy\u015blij wiadomo\u015b\u0107 e-mail<\/p><\/a><\/div><\/div><div class = \"insert_inquiry_button_wrapper insert_inquiry_button_email_contact\"><div><a href=\"https:\/\/www.rayzeek.com\/pl\/kontakt\"><p>Formularz kontaktowy<\/p><\/a><\/div><\/div><div class = \"insert_inquiry_button_wrapper insert_inquiry_button_chat chat_jump\"><div><a href=\"#\"><p>Chat Online<\/p><\/a><\/div><\/div><\/div><\/div><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\">Cz\u0119sto zadawane pytania<\/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-causes-electrical-harmonics\">Co powoduje harmoniczne elektryczne<\/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>Harmoniczne pojawiaj\u0105 si\u0119, gdy wyst\u0119puj\u0105 nieliniowe obci\u0105\u017cenia, kt\u00f3re przekszta\u0142caj\u0105 napi\u0119cie sieciowe AC na DC. Harmoniczne te dostaj\u0105 si\u0119 do systemu elektrycznego z powodu obecno\u015bci nieliniowych elektronicznych urz\u0105dze\u0144 prze\u0142\u0105czaj\u0105cych, takich jak nap\u0119dy o zmiennej cz\u0119stotliwo\u015bci (VFD), zasilacze komputerowe i energooszcz\u0119dne o\u015bwietlenie.<\/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-does-led-lighting-cause-harmonics\">Czy o\u015bwietlenie LED powoduje harmoniczne?<\/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>Wraz z instalacj\u0105 o\u015bwietlenia LED istnieje mo\u017cliwo\u015b\u0107 wyst\u0105pienia zniekszta\u0142ce\u0144 harmonicznych wynikaj\u0105cych z obci\u0105\u017cenia. Zniekszta\u0142cenia te mog\u0105 prowadzi\u0107 do przeci\u0105\u017cenia sprz\u0119tu i sieci dystrybucji energii elektrycznej, powoduj\u0105c wy\u017csze koszty konserwacji i przestoje. Wa\u017cne jest, aby pami\u0119ta\u0107, \u017ce czasami skutki napr\u0119\u017ce\u0144 harmonicznych mog\u0105 nie by\u0107 widoczne, dop\u00f3ki nie nast\u0105pi ca\u0142kowita awaria sprz\u0119tu.<\/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-how-does-harmonics-affect-power-quality\">Jak harmoniczne wp\u0142ywaj\u0105 na jako\u015b\u0107 zasilania<\/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>Pr\u0105dy harmoniczne maj\u0105 negatywny wp\u0142yw na jako\u015b\u0107 zasilania, powoduj\u0105c wzrost warto\u015bci skutecznej pr\u0105du w systemach elektrycznych. To z kolei prowadzi do pogorszenia jako\u015bci napi\u0119cia zasilaj\u0105cego. Ponadto harmoniczne obci\u0105\u017caj\u0105 sie\u0107 elektryczn\u0105 i mog\u0105 potencjalnie uszkodzi\u0107 sprz\u0119t. Mog\u0105 r\u00f3wnie\u017c zak\u0142\u00f3ca\u0107 normaln\u0105 prac\u0119 urz\u0105dze\u0144 i powodowa\u0107 wy\u017csze koszty operacyjne.<\/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-how-do-you-check-harmonics-in-a-power-system\">Jak sprawdzi\u0107 harmoniczne w systemie zasilania?<\/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>Zmierz ca\u0142kowite zniekszta\u0142cenia harmoniczne (THD) za pomoc\u0105 miernika c\u0119gowego, kt\u00f3ry ma mo\u017cliwo\u015b\u0107 wskazywania harmonicznych. Upewnij si\u0119, \u017ce THD dla napi\u0119cia nie przekracza 5%, podczas gdy THD dla pr\u0105du mo\u017ce by\u0107 znacznie wy\u017csze. Aby uzyska\u0107 lepszy wgl\u0105d w wielko\u015b\u0107 i wp\u0142yw ka\u017cdej harmonicznej, nale\u017cy u\u017cy\u0107 analizatora jako\u015bci zasilania.<\/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-does-harmonics-affect-voltage\">Czy harmoniczne wp\u0142ywaj\u0105 na napi\u0119cie?<\/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>Napi\u0119cia harmoniczne, kt\u00f3re powstaj\u0105, gdy pr\u0105dy harmoniczne przep\u0142ywaj\u0105 wbrew impedancji harmonicznej, mog\u0105 powodowa\u0107 znaczne przepi\u0119cia. Zaobserwowano, \u017ce przepi\u0119cia te powoduj\u0105 nieprawid\u0142owe dzia\u0142anie sprz\u0119tu, a kondensatory s\u0105 na nie szczeg\u00f3lnie podatne.<\/p><\/div><\/div><\/div><\/div><\/div><\/div>","protected":false},"excerpt":{"rendered":"<p>W bran\u017cy o\u015bwietleniowej termin \"harmoniczna\" odnosi si\u0119 do sk\u0142adnika zniekszta\u0142conego lub niesinusoidalnego sygna\u0142u okresowego, kt\u00f3ry ma cz\u0119stotliwo\u015b\u0107, kt\u00f3ra jest niezerow\u0105 parzyst\u0105 ca\u0142kowit\u0105 wielokrotno\u015bci\u0105 podstawowej cz\u0119stotliwo\u015bci sygna\u0142u.<\/p>","protected":false},"author":4,"featured_media":12868,"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\": \"lighting industry\", \"idxall\": 1, \"keywordtitlesimi\": 0.7885549306869507, \"keywordslugsimi\": 0.7885549306869507, \"paratitlesimi\": 0.6529279321432114, \"paraslugsimi\": 0.6529279321432114, \"slug\": \"tips-for-increasing-the-efficiency-of-commercial-lighting\", \"title\": \"Tips for Increasing the Efficiency of Commercial Lighting\", \"id\": 10327}, {\"keyword\": \"60 Hz\", \"idxall\": 0, \"keywordtitlesimi\": 0.7806369662284851, \"keywordslugsimi\": 0.7707458734512329, \"paratitlesimi\": 0.6719734072685242, \"paraslugsimi\": 0.6530662775039673, \"slug\": \"what-is-hertz-hz\", \"title\": \"What is Hertz (Hz)\", \"id\": 14300}]","article_topic":"","article_fact_check":"","mt_social_share":"","mt_content_meta":"","mt_glossary_display":"","glossary_heading":"","glossary":"harmonic","glossary_alter":"","glossary_def":"","article_task":"","footnotes":""},"categories":[102],"tags":[99],"class_list":["post-14104","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 Harmonic - 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\/pl\/slownik\/co-to-jest-harmoniczna\" \/>\n<meta property=\"og:locale\" content=\"pl_PL\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"What is Harmonic - Rayzeek\" \/>\n<meta property=\"og:description\" content=\"In the lighting industry, the term &#8220;harmonic&#8221; 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