{"id":19855,"date":"2024-12-14T01:55:53","date_gmt":"2024-12-14T04:55:53","guid":{"rendered":"https:\/\/hangarmma.com.br\/blog\/?post_type=glossary&#038;p=19855"},"modified":"2024-12-14T01:55:54","modified_gmt":"2024-12-14T04:55:54","slug":"circuito-do-platinado-e-chave-de-ignicao","status":"publish","type":"glossary","link":"https:\/\/hangarmma.com.br\/blog\/circuito-do-platinado-e-chave-de-ignicao\/","title":{"rendered":"Circuito do Platinado e Chave de Igni\u00e7\u00e3o"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">O circuito do platinado e chave de igni\u00e7\u00e3o \u00e9 fundamental para o controle do funcionamento de sistemas de igni\u00e7\u00e3o em motores de aeronaves equipados com magnetos. A chave de igni\u00e7\u00e3o atua como um interruptor que desativa o magneto ao anular a a\u00e7\u00e3o do platinado, garantindo seguran\u00e7a e controle do motor.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Funcionamento do Circuito<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Platinado<\/strong>: Respons\u00e1vel por interromper a corrente na bobina prim\u00e1ria do magneto, criando uma alta tens\u00e3o no enrolamento secund\u00e1rio que gera a fa\u00edsca na vela de igni\u00e7\u00e3o. Por\u00e9m, se a chave de igni\u00e7\u00e3o estiver na posi\u00e7\u00e3o &#8220;OFF&#8221;, ela fecha o circuito do magneto diretamente \u00e0 terra, impedindo que o platinado interrompa a corrente e desativando o magneto.<\/li>\n\n\n\n<li><strong>Condensador\/Capacitor<\/strong>: Inserido no circuito do platinado, este componente elimina fa\u00edscas que poderiam desgastar os contatos do platinado, aumentando a efici\u00eancia e a durabilidade do sistema. Al\u00e9m disso, contribui para fortalecer a alta tens\u00e3o gerada no enrolamento secund\u00e1rio.<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"388\" height=\"419\" src=\"https:\/\/hangarmma.com.br\/blog\/wp-content\/uploads\/2024\/12\/Capturar-147.png\" alt=\"\" class=\"wp-image-19856\" srcset=\"https:\/\/hangarmma.com.br\/blog\/wp-content\/uploads\/2024\/12\/Capturar-147.png 388w, https:\/\/hangarmma.com.br\/blog\/wp-content\/uploads\/2024\/12\/Capturar-147-278x300.png 278w\" sizes=\"auto, (max-width: 388px) 100vw, 388px\" \/><figcaption class=\"wp-element-caption\">Livro Aeronaves e Motores \u2013 Conhecimentos T\u00e9cnicos de Avi\u00e3o \u2013 Jorge M. Homa<\/figcaption><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">Chave de Igni\u00e7\u00e3o<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Fun\u00e7\u00f5es<\/strong>: A chave de igni\u00e7\u00e3o permite ligar ou desligar um ou ambos os magnetos e, em algumas aeronaves, \u00e9 usada tamb\u00e9m para acionar a partida do motor. Ela pode ter as seguintes posi\u00e7\u00f5es:\n<ul class=\"wp-block-list\">\n<li><strong>&#8220;LEFT&#8221; (Magneto Esquerdo Ligado)<\/strong>: Apenas o magneto esquerdo est\u00e1 em funcionamento.<\/li>\n\n\n\n<li><strong>&#8220;RIGHT&#8221; (Magneto Direito Ligado)<\/strong>: Apenas o magneto direito est\u00e1 ativo.<\/li>\n\n\n\n<li><strong>&#8220;BOTH&#8221; (Ambos Ligados)<\/strong>: Ambos os magnetos operam simultaneamente.<\/li>\n\n\n\n<li><strong>&#8220;OFF&#8221; (Desligado)<\/strong>: Ambos os magnetos est\u00e3o desativados.<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>Configura\u00e7\u00f5es em Aeronaves<\/strong>: Algumas aeronaves possuem duas chaves independentes, uma para cada magneto, ou uma \u00fanica chave que controla ambos simultaneamente. Em qualquer configura\u00e7\u00e3o, o mau funcionamento da chave pode deixar o magneto ativo, mesmo na posi\u00e7\u00e3o &#8220;OFF&#8221;, o que pode causar partidas acidentais se a h\u00e9lice for movimentada inadvertidamente.<\/li>\n<\/ul>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"280\" height=\"192\" src=\"https:\/\/hangarmma.com.br\/blog\/wp-content\/uploads\/2024\/12\/Capturar-148.png\" alt=\"\" class=\"wp-image-19857\"\/><figcaption class=\"wp-element-caption\">Livro Aeronaves e Motores \u2013 Conhecimentos T\u00e9cnicos de Avi\u00e3o \u2013 Jorge M. Homa<\/figcaption><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">Considera\u00e7\u00f5es de Seguran\u00e7a<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u00c9 fundamental verificar regularmente a integridade da chave de igni\u00e7\u00e3o para evitar falhas de contato que possam manter os magnetos ativos mesmo quando desligados.<\/li>\n\n\n\n<li>Partidas acidentais do motor representam riscos significativos, especialmente durante a manuten\u00e7\u00e3o ou inspe\u00e7\u00e3o.<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>O circuito do platinado e chave de igni\u00e7\u00e3o \u00e9 fundamental para o controle do funcionamento de sistemas de igni\u00e7\u00e3o em motores de aeronaves equipados com magnetos. A chave de igni\u00e7\u00e3o atua como um interruptor que desativa o magneto ao anular a a\u00e7\u00e3o do platinado, garantindo seguran\u00e7a e controle do motor. Funcionamento do Circuito Chave de [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"template":"","class_list":["post-19855","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>Circuito do Platinado e Chave de Igni\u00e7\u00e3o - 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\/circuito-do-platinado-e-chave-de-ignicao\/\" \/>\n<meta property=\"og:locale\" content=\"pt_BR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Circuito do Platinado e Chave de Igni\u00e7\u00e3o - HANGAR MMA\" \/>\n<meta property=\"og:description\" content=\"O circuito do platinado e chave de igni\u00e7\u00e3o \u00e9 fundamental para o controle do funcionamento de sistemas de igni\u00e7\u00e3o em motores de aeronaves equipados com magnetos. 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