{"id":16617,"date":"2024-11-20T18:38:42","date_gmt":"2024-11-20T21:38:42","guid":{"rendered":"https:\/\/hangarmma.com.br\/blog\/?post_type=glossary&#038;p=16617"},"modified":"2025-03-16T16:24:04","modified_gmt":"2025-03-16T19:24:04","slug":"a-fase","status":"publish","type":"glossary","link":"https:\/\/hangarmma.com.br\/blog\/a-fase\/","title":{"rendered":"Fase da CA"},"content":{"rendered":"<p class=\"wp-block-paragraph\">A fase em correntes ou tens&#xF5;es alternadas &#xE9; a diferen&#xE7;a angular entre dois pontos de suas formas de onda, medida em graus. Esse &#xE2;ngulo &#xE9; frequentemente representado pela letra grega teta (&#x3B8;). A diferen&#xE7;a de fase pode ocorrer entre duas tens&#xF5;es, duas correntes, ou entre uma tens&#xE3;o e uma corrente. Por exemplo, se uma tens&#xE3;o atinge seu pico m&#xE1;ximo 120&#xB0; ap&#xF3;s outra, diz-se que h&#xE1; uma diferen&#xE7;a de fase de 120&#xB0; entre elas. Sistemas trif&#xE1;sicos, como os encontrados em circuitos de aeronaves, frequentemente apresentam rela&#xE7;&#xF5;es de fase de 120&#xB0;, como mostrado em formas de onda de tens&#xE3;o trif&#xE1;sica.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"367\" height=\"178\" src=\"https:\/\/hangarmma.com.br\/blog\/wp-content\/uploads\/2024\/11\/image-23.png\" alt=\"\" class=\"wp-image-25176\" style=\"width:458px;height:auto\" srcset=\"https:\/\/hangarmma.com.br\/blog\/wp-content\/uploads\/2024\/11\/image-23.png 367w, https:\/\/hangarmma.com.br\/blog\/wp-content\/uploads\/2024\/11\/image-23-300x146.png 300w\" sizes=\"auto, (max-width: 367px) 100vw, 367px\"\/><\/figure>\n<\/div>\n\n\n<p class=\"wp-block-paragraph\">Nos circuitos de corrente alternada, &#xE9; comum que a tens&#xE3;o e a corrente estejam fora de fase, ou seja, seus valores m&#xE1;ximos n&#xE3;o ocorrem ao mesmo tempo. Isso &#xE9; ilustrado em formas de onda onde, por exemplo, a corrente atinge o pico ap&#xF3;s a tens&#xE3;o. Esse atraso &#xE9; medido em graus e indica que a corrente est&#xE1; &#x201C;defasada&#x201D;. Na pr&#xE1;tica, essa defasagem &#xE9; causada por componentes do <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_8475a091b5ac4429a52bc047365d267e\" data-link=\"https:\/\/hangarmma.com.br\/blog\/circuito\/\" href=\"https:\/\/hangarmma.com.br\/blog\/circuito\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">circuito<\/a>, como <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_aff642f16be11a80824beae8d8d9e3c5\" data-link=\"https:\/\/hangarmma.com.br\/blog\/indutores\/\" href=\"https:\/\/hangarmma.com.br\/blog\/indutores\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">indutores<\/a> ou capacitores.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"275\" height=\"159\" src=\"https:\/\/hangarmma.com.br\/blog\/wp-content\/uploads\/2024\/11\/image-25.png\" alt=\"\" class=\"wp-image-25179\" style=\"width:365px;height:auto\"\/><\/figure>\n<\/div>\n\n\n<p class=\"wp-block-paragraph\">Quando a defasagem &#xE9; de 90&#xB0;, como mostrado em exemplos espec&#xED;ficos, significa que a tens&#xE3;o ou a corrente est&#xE1; completamente fora de fase em rela&#xE7;&#xE3;o &#xE0; outra, algo relevante em aplica&#xE7;&#xF5;es que utilizam circuitos capacitivos ou indutivos. Essa an&#xE1;lise &#xE9; essencial para ajustar o funcionamento de sistemas el&#xE9;tricos em aeronaves e outros equipamentos que dependem de correntes alternadas.<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" width=\"274\" height=\"529\" src=\"https:\/\/hangarmma.com.br\/blog\/wp-content\/uploads\/2024\/11\/image-24.png\" alt=\"\" class=\"wp-image-25178\" style=\"width:396px;height:auto\" srcset=\"https:\/\/hangarmma.com.br\/blog\/wp-content\/uploads\/2024\/11\/image-24.png 274w, https:\/\/hangarmma.com.br\/blog\/wp-content\/uploads\/2024\/11\/image-24-155x300.png 155w\" sizes=\"auto, (max-width: 274px) 100vw, 274px\"\/><\/figure>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>A fase em correntes ou tens\u00f5es alternadas \u00e9 a diferen\u00e7a angular entre dois pontos de suas formas de onda, medida em graus. Esse \u00e2ngulo \u00e9 frequentemente representado pela letra grega teta (\u03b8). A diferen\u00e7a de fase pode ocorrer entre duas tens\u00f5es, duas correntes, ou entre uma tens\u00e3o e uma corrente. Por exemplo, se uma tens\u00e3o [&hellip;]<\/p>\n","protected":false},"author":9,"featured_media":0,"menu_order":0,"template":"","meta":{"_acf_changed":false,"footnotes":""},"glossary-categories":[],"glossary-tags":[],"class_list":["post-16617","glossary","type-glossary","status-publish","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Fase da CA - HANGAR MMA<\/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:\/\/hangarmma.com.br\/blog\/a-fase\/\" \/>\n<meta property=\"og:locale\" content=\"pt_BR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Fase da CA - HANGAR MMA\" \/>\n<meta property=\"og:description\" content=\"A fase em correntes ou tens\u00f5es alternadas \u00e9 a diferen\u00e7a angular entre dois pontos de suas formas de onda, medida em graus. 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