{"id":23861,"date":"2025-01-31T12:05:50","date_gmt":"2025-01-31T15:05:50","guid":{"rendered":"https:\/\/hangarmma.com.br\/blog\/?post_type=glossary&#038;p=23861"},"modified":"2025-01-31T12:06:03","modified_gmt":"2025-01-31T15:06:03","slug":"valvula-de-admissao-automatica","status":"publish","type":"glossary","link":"https:\/\/hangarmma.com.br\/blog\/valvula-de-admissao-automatica\/","title":{"rendered":"V\u00e1lvula De Admiss\u00e3o Autom\u00e1tica"},"content":{"rendered":"<p class=\"wp-block-paragraph\">A <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_15d2886de985b862afe4246008aa849e\" data-link=\"https:\/\/hangarmma.com.br\/blog\/valvula\/\" href=\"https:\/\/hangarmma.com.br\/blog\/valvula\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">v&#xE1;lvula<\/a> de admiss&#xE3;o autom&#xE1;tica (Automatic Intake Valve) &#xE9; um componente utilizado em motores de combust&#xE3;o interna antigos, principalmente em motores de baixa <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>. Ela funciona sem qualquer acionamento mec&#xE2;nico direto, abrindo-se apenas pela diferen&#xE7;a de <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_cd4db4d0098228b04fdb49d475ce176f\" data-link=\"https:\/\/hangarmma.com.br\/blog\/pressao\/\" href=\"https:\/\/hangarmma.com.br\/blog\/pressao\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">press&#xE3;o<\/a> gerada no interior do cilindro durante o movimento descendente do pist&#xE3;o.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Funcionamento:<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong><a class=\"glossaryLink\"  aria-describedby=\"tt\"  data-cmtooltip=\"cmtt_f4eaf674539570d669b78febcafe6e29\"  data-link=\"https:\/\/hangarmma.com.br\/blog\/ciclo\/\"  href=\"https:\/\/hangarmma.com.br\/blog\/ciclo\/\"  target=\"_blank\"  data-mobile-support=\"0\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex='0' role='link'>Ciclo<\/a> de Admiss&atilde;o<\/strong>: Quando o pist&#xE3;o se move para baixo no cilindro, cria-se uma regi&#xE3;o de baixa <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_cd4db4d0098228b04fdb49d475ce176f\" data-link=\"https:\/\/hangarmma.com.br\/blog\/pressao\/\" href=\"https:\/\/hangarmma.com.br\/blog\/pressao\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">press&#xE3;o<\/a> em seu interior.<\/li>\n\n\n\n<li><strong>Abertura da <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_15d2886de985b862afe4246008aa849e\" data-link=\"https:\/\/hangarmma.com.br\/blog\/valvula\/\" href=\"https:\/\/hangarmma.com.br\/blog\/valvula\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">V&#xE1;lvula<\/a><\/strong>: A <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_8557eb4251647bc8b415c3db9ab3bb3a\" data-link=\"https:\/\/hangarmma.com.br\/blog\/pressao-atmosferica\/\" href=\"https:\/\/hangarmma.com.br\/blog\/pressao-atmosferica\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">press&#xE3;o atmosf&#xE9;rica<\/a> externa &#xE9; maior do que a <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_cd4db4d0098228b04fdb49d475ce176f\" data-link=\"https:\/\/hangarmma.com.br\/blog\/pressao\/\" href=\"https:\/\/hangarmma.com.br\/blog\/pressao\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">press&#xE3;o<\/a> dentro do cilindro, for&#xE7;ando a <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_15d2886de985b862afe4246008aa849e\" data-link=\"https:\/\/hangarmma.com.br\/blog\/valvula\/\" href=\"https:\/\/hangarmma.com.br\/blog\/valvula\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">v&#xE1;lvula<\/a> de admiss&#xE3;o a abrir automaticamente.<\/li>\n\n\n\n<li><strong>Entrada da <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_0eaef053552d3f8e0da601d521f763ae\" data-link=\"https:\/\/hangarmma.com.br\/blog\/mistura-ar-combustivel\/\" href=\"https:\/\/hangarmma.com.br\/blog\/mistura-ar-combustivel\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">Mistura Ar-Combust&#xED;vel<\/a><\/strong>: O ar ou a mistura de ar e combust&#xED;vel (dependendo do <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_2f7b35aa5bce46a9c3f5a5a9d466a8fc\" data-link=\"https:\/\/hangarmma.com.br\/blog\/sistema-de-alimentacao-2\/\" href=\"https:\/\/hangarmma.com.br\/blog\/sistema-de-alimentacao-2\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">sistema de alimenta&#xE7;&#xE3;o<\/a>) entra no cilindro.<\/li>\n\n\n\n<li><strong>Fechamento<\/strong>: Quando o pist&#xE3;o atinge o ponto inferior e come&#xE7;a a subir novamente, a <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_cd4db4d0098228b04fdb49d475ce176f\" data-link=\"https:\/\/hangarmma.com.br\/blog\/pressao\/\" href=\"https:\/\/hangarmma.com.br\/blog\/pressao\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">press&#xE3;o<\/a> dentro do cilindro aumenta, fechando a <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_15d2886de985b862afe4246008aa849e\" data-link=\"https:\/\/hangarmma.com.br\/blog\/valvula\/\" href=\"https:\/\/hangarmma.com.br\/blog\/valvula\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">v&#xE1;lvula<\/a> de admiss&#xE3;o devido &#xE0; mola fraca que a mant&#xE9;m no lugar.<\/li>\n<\/ol>\n\n\n\n<p class=\"wp-block-paragraph\">Esse sistema era comum em motores de baixa <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> e em alguns motores estacion&#xE1;rios antigos, mas foi substitu&#xED;do por v&#xE1;lvulas de admiss&#xE3;o acionadas mecanicamente por &#xE1;rvores de cames, proporcionando maior controle sobre o fluxo de ar e melhor efici&#xEA;ncia do motor.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>A v\u00e1lvula de admiss\u00e3o autom\u00e1tica (Automatic Intake Valve) \u00e9 um componente utilizado em motores de combust\u00e3o interna antigos, principalmente em motores de baixa pot\u00eancia. Ela funciona sem qualquer acionamento mec\u00e2nico direto, abrindo-se apenas pela diferen\u00e7a de press\u00e3o gerada no interior do cilindro durante o movimento descendente do pist\u00e3o. Funcionamento: Esse sistema era comum em motores [&hellip;]<\/p>\n","protected":false},"author":12,"featured_media":0,"menu_order":0,"template":"","meta":{"_acf_changed":false,"footnotes":""},"glossary-categories":[],"glossary-tags":[],"class_list":["post-23861","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>V\u00e1lvula De Admiss\u00e3o Autom\u00e1tica - 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\/valvula-de-admissao-automatica\/\" \/>\n<meta property=\"og:locale\" content=\"pt_BR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"V\u00e1lvula De Admiss\u00e3o Autom\u00e1tica - HANGAR MMA\" \/>\n<meta property=\"og:description\" content=\"A v\u00e1lvula de admiss\u00e3o autom\u00e1tica (Automatic Intake Valve) \u00e9 um componente utilizado em motores de combust\u00e3o interna antigos, principalmente em motores de baixa pot\u00eancia. 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