{"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\/de\/glossar\/was-ist-harmonisch","title":{"rendered":"Was ist Harmonische"},"content":{"rendered":"<h2 class=\"wp-block-heading\" id=\"h-what-is-harmonic\">Was ist Harmonische<\/h2><p>In der Beleuchtungsindustrie bezieht sich der Begriff \"Oberschwingung\" auf eine Komponente eines verzerrten oder nicht-sinusf\u00f6rmigen periodischen Signals, dessen Frequenz ein von Null verschiedenes, ganzzahliges Vielfaches der Grundfrequenz des Signals ist. Oberschwingungen k\u00f6nnen in Str\u00f6men oder Spannungen auftreten und werden in der Regel durch nichtlineare Lasten im elektrischen System verursacht.<\/p><div class=\"insert_portfolio_outer_wrapper\"><h3>Lassen Sie sich von den Portfolios der Rayzeek-Bewegungssensoren inspirieren.<\/h3><p>Sie haben nicht gefunden, was Sie suchen? Keine Sorge! Es gibt immer alternative M\u00f6glichkeiten, Ihre Probleme zu l\u00f6sen. Vielleicht kann eines unserer Portfolios helfen.<\/p><div class = \"insert_portfolio_buttons\"><div class = \"insert_portfolio_button_wrapper\"><div><a href = \"https:\/\/www.rayzeek.com\/de\/produktkategorie\/bewegungsmelder\"><p>PIR-Bewegungssensoren<\/p><\/a><\/div><\/div><div class = \"insert_portfolio_button_wrapper\"><div><a href=\"https:\/\/www.rayzeek.com\/de\/bewegungsmelder-schalter\"><p>Bewegungssensor-Schalter<\/p><\/a><\/div><\/div><div class = \"insert_portfolio_button_wrapper\"><div><a href=\"https:\/\/www.rayzeek.com\/de\/leerstandssensoren\"><p>Pr\u00e4senzmelder<\/p><\/a><\/div><\/div><div class = \"insert_portfolio_button_wrapper\"><div><a href=\"https:\/\/www.rayzeek.com\/de\/produkte\/rz050\"><p>Bewegungsmelder f\u00fcr Klimaanlagen<\/p><\/a><\/div><\/div><div class = \"insert_portfolio_button_wrapper\"><div><a href=\"https:\/\/www.rayzeek.com\/de\/produktkategorie\/motion-sensor-light-strip\"><p>Bewegungssensor-Lichtleisten<\/p><\/a><\/div><\/div><div class = \"insert_portfolio_button_wrapper\"><div><a href=\"https:\/\/www.rayzeek.com\/de\/produktkategorie\/dc-sensor-dimmer\"><p>Niederspannungs-DC-Bewegungssensoren\/Dimmer<\/p><\/a><\/div><\/div><div class = \"insert_portfolio_button_wrapper\"><div><a href=\"https:\/\/www.rayzeek.com\/de\/produktkategorie\/funk-bewegungsmelder\"><p>Drahtlose Bewegungssensor-Kits<\/p><\/a><\/div><\/div><\/div><\/div><p>Oberschwingungen k\u00f6nnen in der Beleuchtungsindustrie zu verschiedenen Problemen f\u00fchren. Ein h\u00e4ufiges Problem ist flackerndes Licht, das bei schnellen Schwankungen des Laststroms oder der Spannung, insbesondere in Maschinen, auftreten kann. Beispiele f\u00fcr Maschinen, die flackerndes Licht verursachen k\u00f6nnen, sind gro\u00dfe Motoren beim Anfahren, Maschinen mit Zyklonumrichtern wie Walzwerkantriebe und Minenwickler sowie Maschinen, die statische Frequenzumrichter verwenden, wie Wechselstrommotoren und Lichtbogen\u00f6fen.<\/p><p>Ein weiteres Problem, das durch Oberschwingungen verursacht wird, ist die \u00dcberhitzung von Transformatoren und das Ausl\u00f6sen von Schutzschaltern. Dies geschieht, wenn nichtlineare Lasten den Strom nicht gleichm\u00e4\u00dfig sinusf\u00f6rmig, sondern in pl\u00f6tzlichen Impulsen aufnehmen. Die von diesen nichtlinearen Lasten erzeugten Oberschwingungsstr\u00f6me k\u00f6nnen in andere Teile des Stromnetzes zur\u00fcckflie\u00dfen, was zur \u00dcberhitzung von Transformatoren und zum Ausl\u00f6sen von Unterbrechern f\u00fchrt.<\/p><p>Um das Vorhandensein von Oberschwingungen zu messen, wird h\u00e4ufig der Klirrfaktor (Total Harmonic Distortion, THD) verwendet. Der THD ist die Summe aller Oberschwingungseffekte und wird in der Regel bis zum 50sten Vielfachen der Grundfrequenz (60 Hz in den USA) oder bei 3 kHz gemessen. Es wird empfohlen, dass die Spannungsoberschwingungseffekte weniger als 8 Prozent im Verh\u00e4ltnis zur Grundfrequenz betragen sollten, und Werte \u00fcber 8 Prozent sollten weiter untersucht werden.<\/p><div class=\"insert_inquiry_outer_wrapper\"><h3>Suchen Sie nach bewegungsaktivierten L\u00f6sungen zum Energiesparen?<\/h3><p>Wenden Sie sich an uns, wenn Sie komplette PIR-Bewegungsmelder, bewegungsaktivierte Energiesparprodukte, Bewegungsmelderschalter und kommerzielle Pr\u00e4senz-\/Leerstandsl\u00f6sungen ben\u00f6tigen.<\/p><div class = \"insert_inquiry_buttons\"><div class = \"insert_inquiry_button_wrapper insert_inquiry_button_email\"><div><a href = \"mailto:info@rayzeek.com\"><p>Eine E-Mail senden<\/p><\/a><\/div><\/div><div class = \"insert_inquiry_button_wrapper insert_inquiry_button_email_contact\"><div><a href=\"https:\/\/www.rayzeek.com\/de\/kontakt\"><p>Kontaktformular<\/p><\/a><\/div><\/div><div class = \"insert_inquiry_button_wrapper insert_inquiry_button_chat chat_jump\"><div><a href=\"#\"><p>Online plaudern<\/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\">H\u00e4ufig gestellte Fragen<\/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\">Was verursacht elektrische Oberschwingungen?<\/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>Oberschwingungen treten auf, wenn nichtlineare Lasten vorhanden sind, die Netzwechselspannung in Gleichspannung umwandeln. Diese Oberschwingungen gelangen durch das Vorhandensein nichtlinearer elektronischer Schaltger\u00e4te wie frequenzvariable Antriebe (VFDs), Computernetzteile und energieeffiziente Beleuchtung in das elektrische System.<\/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\">Verursacht LED-Beleuchtung Oberschwingungen?<\/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>Bei der Installation von LED-Beleuchtung besteht die M\u00f6glichkeit, dass durch die Last Oberschwingungsverzerrungen entstehen. Diese Verzerrung kann zu einer \u00dcberlastung der Ger\u00e4te und des Stromverteilungsnetzes f\u00fchren, was h\u00f6here Wartungskosten und Ausfallzeiten zur Folge hat. Es ist wichtig zu beachten, dass die Auswirkungen der Oberschwingungsbelastung manchmal erst bei einem vollst\u00e4ndigen Ausfall der Ger\u00e4te sichtbar werden.<\/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\">Wie wirken sich Oberschwingungen auf die Stromqualit\u00e4t aus?<\/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>Oberschwingungsstr\u00f6me wirken sich negativ auf die Netzqualit\u00e4t aus, da sie einen Anstieg des Effektivstroms in elektrischen Systemen verursachen. Dies wiederum f\u00fchrt zu einer Verschlechterung der Qualit\u00e4t der Versorgungsspannung. Au\u00dferdem belasten Oberschwingungen das Stromnetz und k\u00f6nnen Ger\u00e4te besch\u00e4digen. Sie k\u00f6nnen auch den normalen Betrieb von Ger\u00e4ten st\u00f6ren und zu h\u00f6heren Betriebskosten f\u00fchren.<\/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\">Wie pr\u00fcft man Oberschwingungen in einem Stromnetz?<\/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>Messen Sie die gesamte harmonische Verzerrung (THD) mit einem Zangenmessger\u00e4t, das in der Lage ist, Oberschwingungen anzuzeigen. Achten Sie darauf, dass der Klirrfaktor f\u00fcr die Spannung 5% nicht \u00fcbersteigt, w\u00e4hrend der Klirrfaktor f\u00fcr den Strom wesentlich h\u00f6her sein kann. Um einen besseren Einblick in die Gr\u00f6\u00dfe und die Auswirkungen der einzelnen Oberschwingungen zu erhalten, verwenden Sie einen Netzqualit\u00e4tsanalysator.<\/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\">Wirken sich Oberschwingungen auf die Spannung aus?<\/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>Oberschwingungsspannungen, die entstehen, wenn Oberschwingungsstr\u00f6me gegen die Impedanz der Oberschwingung flie\u00dfen, k\u00f6nnen zu betr\u00e4chtlichen \u00dcberspannungen f\u00fchren. Es wurde beobachtet, dass diese \u00dcberspannungen zu Fehlfunktionen von Ger\u00e4ten f\u00fchren, wobei Kondensatoren f\u00fcr diese Auswirkungen besonders anf\u00e4llig sind.<\/p><\/div><\/div><\/div><\/div><\/div><\/div>","protected":false},"excerpt":{"rendered":"<p>In der Beleuchtungsindustrie bezieht sich der Begriff \"Oberschwingung\" auf eine Komponente eines verzerrten oder nicht sinusf\u00f6rmigen periodischen Signals, dessen Frequenz ein von Null verschiedenes, ganzzahliges Vielfaches der Grundfrequenz des Signals ist.<\/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\/de\/glossar\/was-ist-harmonisch\" \/>\n<meta property=\"og:locale\" content=\"de_DE\" \/>\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; refers to a component of a distorted or non-sinusoidal periodic signal that has a frequency that is a non-zero even integer multiple of the fundamental frequency of the signal.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.rayzeek.com\/de\/glossar\/was-ist-harmonisch\" \/>\n<meta property=\"og:site_name\" content=\"Rayzeek\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/bester001\/\" \/>\n<meta property=\"article:author\" content=\"https:\/\/www.facebook.com\/bester001\/\" \/>\n<meta property=\"article:published_time\" content=\"2023-09-18T00:07:52+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2023-12-26T08:44:13+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.rayzeek.com\/wp-content\/uploads\/2023\/06\/rayzeek-glossary-image-10.jpg\" \/>\n\t<meta property=\"og:image:width\" content=\"1200\" \/>\n\t<meta property=\"og:image:height\" content=\"800\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"Horace He\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@RayzeekTech\" \/>\n<meta name=\"twitter:site\" content=\"@RayzeekTech\" \/>\n<meta name=\"twitter:label1\" content=\"Verfasst von\" \/>\n\t<meta name=\"twitter:data1\" content=\"Horace He\" \/>\n\t<meta name=\"twitter:label2\" content=\"Gesch\u00e4tzte Lesezeit\" \/>\n\t<meta name=\"twitter:data2\" content=\"3\u00a0Minuten\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/www.rayzeek.com\/glossary\/what-is-harmonic#article\",\"isPartOf\":{\"@id\":\"https:\/\/www.rayzeek.com\/glossary\/what-is-harmonic\"},\"author\":{\"name\":\"Horace He\",\"@id\":\"https:\/\/www.rayzeek.com\/#\/schema\/person\/ff0b4bd6573444e02efc8613274549c4\"},\"headline\":\"What is Harmonic\",\"datePublished\":\"2023-09-18T00:07:52+00:00\",\"dateModified\":\"2023-12-26T08:44:13+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/www.rayzeek.com\/glossary\/what-is-harmonic\"},\"wordCount\":544,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\/\/www.rayzeek.com\/#organization\"},\"image\":{\"@id\":\"https:\/\/www.rayzeek.com\/glossary\/what-is-harmonic#primaryimage\"},\"thumbnailUrl\":\"https:\/\/www.rayzeek.com\/wp-content\/uploads\/2023\/06\/rayzeek-glossary-image-10.jpg\",\"keywords\":[\"glossary\"],\"articleSection\":[\"glossary\"],\"inLanguage\":\"de\",\"potentialAction\":[{\"@type\":\"CommentAction\",\"name\":\"Comment\",\"target\":[\"https:\/\/www.rayzeek.com\/glossary\/what-is-harmonic#respond\"]}]},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.rayzeek.com\/glossary\/what-is-harmonic\",\"url\":\"https:\/\/www.rayzeek.com\/glossary\/what-is-harmonic\",\"name\":\"What is Harmonic - Rayzeek\",\"isPartOf\":{\"@id\":\"https:\/\/www.rayzeek.com\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/www.rayzeek.com\/glossary\/what-is-harmonic#primaryimage\"},\"image\":{\"@id\":\"https:\/\/www.rayzeek.com\/glossary\/what-is-harmonic#primaryimage\"},\"thumbnailUrl\":\"https:\/\/www.rayzeek.com\/wp-content\/uploads\/2023\/06\/rayzeek-glossary-image-10.jpg\",\"datePublished\":\"2023-09-18T00:07:52+00:00\",\"dateModified\":\"2023-12-26T08:44:13+00:00\",\"breadcrumb\":{\"@id\":\"https:\/\/www.rayzeek.com\/glossary\/what-is-harmonic#breadcrumb\"},\"inLanguage\":\"de\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.rayzeek.com\/glossary\/what-is-harmonic\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"de\",\"@id\":\"https:\/\/www.rayzeek.com\/glossary\/what-is-harmonic#primaryimage\",\"url\":\"https:\/\/www.rayzeek.com\/wp-content\/uploads\/2023\/06\/rayzeek-glossary-image-10.jpg\",\"contentUrl\":\"https:\/\/www.rayzeek.com\/wp-content\/uploads\/2023\/06\/rayzeek-glossary-image-10.jpg\",\"width\":1200,\"height\":800},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.rayzeek.com\/glossary\/what-is-harmonic#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/www.rayzeek.com\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"What is Harmonic\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.rayzeek.com\/#website\",\"url\":\"https:\/\/www.rayzeek.com\/\",\"name\":\"Rayzeek\",\"description\":\"Motion Sensor &amp; 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