{"id":19404,"date":"2024-12-11T16:39:26","date_gmt":"2024-12-11T19:39:26","guid":{"rendered":"https:\/\/hangarmma.com.br\/blog\/?post_type=glossary&#038;p=19404"},"modified":"2024-12-11T16:39:26","modified_gmt":"2024-12-11T19:39:26","slug":"injetor-de-partida","status":"publish","type":"glossary","link":"https:\/\/hangarmma.com.br\/blog\/injetor-de-partida\/","title":{"rendered":"Injetor de Partida"},"content":{"rendered":"<p class=\"wp-block-paragraph\">O <strong>Injetor de Partida<\/strong> (tamb&#xE9;m conhecido como <em>primer<\/em> ou bomba de escorva) &#xE9; um dispositivo usado para auxiliar na partida de motores equipados com carburadores convencionais. Sua fun&#xE7;&#xE3;o principal &#xE9; garantir que haja combust&#xED;vel suficiente no sistema de admiss&#xE3;o para facilitar a combust&#xE3;o inicial, especialmente em condi&#xE7;&#xF5;es de baixa <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_d24adcde90e488bb88458b096212a94d\" data-link=\"https:\/\/hangarmma.com.br\/blog\/temperatura\/\" href=\"https:\/\/hangarmma.com.br\/blog\/temperatura\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">temperatura<\/a> ou quando o motor est&#xE1; frio. Aqui est&#xE3;o os detalhes sobre esse sistema:<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img loading=\"lazy\" decoding=\"async\" width=\"319\" height=\"276\" src=\"https:\/\/hangarmma.com.br\/blog\/wp-content\/uploads\/2024\/12\/Capturar-84.png\" alt=\"\" class=\"wp-image-19405\" srcset=\"https:\/\/hangarmma.com.br\/blog\/wp-content\/uploads\/2024\/12\/Capturar-84.png 319w, https:\/\/hangarmma.com.br\/blog\/wp-content\/uploads\/2024\/12\/Capturar-84-300x260.png 300w\" sizes=\"auto, (max-width: 319px) 100vw, 319px\"\/><figcaption class=\"wp-element-caption\">Livro Aeronaves e Motores &#x2013; Conhecimentos T&#xE9;cnicos de Avi&#xE3;o &#x2013; Jorge M. Homa<\/figcaption><\/figure>\n\n\n\n<h3 class=\"wp-block-heading\">Funcionamento<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>Tipos de Injetor de Partida<\/strong>:\n<ul class=\"wp-block-list\">\n<li><strong>Manual<\/strong>: O piloto aciona uma pequena <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_c0598c71098f7cae78c7497605adbf09\" data-link=\"https:\/\/hangarmma.com.br\/blog\/bomba-manual\/\" href=\"https:\/\/hangarmma.com.br\/blog\/bomba-manual\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">bomba manual<\/a> que injeta uma quantidade controlada de combust&#xED;vel no tubo de admiss&#xE3;o.<\/li>\n\n\n\n<li><strong>El&#xE9;trico<\/strong>: Em sistemas mais modernos, o acionamento &#xE9; feito eletricamente, reduzindo o esfor&#xE7;o do piloto.<\/li>\n<\/ul>\n<\/li>\n\n\n\n<li><strong>Processo<\/strong>:\n<ul class=\"wp-block-list\">\n<li>O combust&#xED;vel &#xE9; injetado diretamente no tubo de admiss&#xE3;o.<\/li>\n\n\n\n<li>Isso cria uma mistura rica de ar e combust&#xED;vel no cilindro, facilitando a <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_c277529973400265ccf44f681ff83c0a\" data-link=\"https:\/\/hangarmma.com.br\/blog\/ignicao\/\" href=\"https:\/\/hangarmma.com.br\/blog\/ignicao\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">igni&#xE7;&#xE3;o<\/a> na partida.<\/li>\n<\/ul>\n<\/li>\n<\/ol>\n\n\n\n<h3 class=\"wp-block-heading\">Alternativa ao Injetor de Partida<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Em aeronaves que n&#xE3;o possuem um injetor de partida espec&#xED;fico, o piloto pode usar a manete de <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_555b5d38d6960552ca65f98e44b9c9b6\" data-link=\"https:\/\/hangarmma.com.br\/blog\/potencia\/\" href=\"https:\/\/hangarmma.com.br\/blog\/potencia\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">pot&#xEA;ncia<\/a> para obter o mesmo efeito:\n<ul class=\"wp-block-list\">\n<li>Ao movimentar a manete uma ou mais vezes antes de acionar o motor, a bomba de <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_52de330b9f159b6c3846e78fb14b9bb7\" data-link=\"https:\/\/hangarmma.com.br\/blog\/acelerar\/\" href=\"https:\/\/hangarmma.com.br\/blog\/acelerar\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">acelera&#xE7;&#xE3;o<\/a> do carburador injeta combust&#xED;vel no tubo de Venturi.<\/li>\n\n\n\n<li>Essa a&#xE7;&#xE3;o permite que o motor receba combust&#xED;vel suficiente para iniciar a combust&#xE3;o.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\">Observa&#xE7;&#xF5;es<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>O uso correto do <em>primer<\/em> ou da manete &#xE9; importante para evitar excesso de combust&#xED;vel no sistema, o que pode causar <em>flooding<\/em> (afogamento do motor).<\/li>\n\n\n\n<li>O injetor de partida &#xE9; especialmente &#xFA;til em condi&#xE7;&#xF5;es frias, onde o combust&#xED;vel tem maior dificuldade de vaporizar adequadamente.<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>O Injetor de Partida (tamb\u00e9m conhecido como primer ou bomba de escorva) \u00e9 um dispositivo usado para auxiliar na partida de motores equipados com carburadores convencionais. Sua fun\u00e7\u00e3o principal \u00e9 garantir que haja combust\u00edvel suficiente no sistema de admiss\u00e3o para facilitar a combust\u00e3o inicial, especialmente em condi\u00e7\u00f5es de baixa temperatura ou quando o motor est\u00e1 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"menu_order":0,"template":"","meta":{"_acf_changed":false,"footnotes":""},"glossary-categories":[],"glossary-tags":[],"class_list":["post-19404","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>Injetor de Partida - 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\/injetor-de-partida\/\" \/>\n<meta property=\"og:locale\" content=\"pt_BR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Injetor de Partida - HANGAR MMA\" \/>\n<meta property=\"og:description\" content=\"O Injetor de Partida (tamb\u00e9m conhecido como primer ou bomba de escorva) \u00e9 um dispositivo usado para auxiliar na partida de motores equipados com carburadores convencionais. 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