{"id":302,"date":"2019-01-26T20:54:23","date_gmt":"2019-01-26T20:54:23","guid":{"rendered":"https:\/\/hangarmma.com.br\/blog\/?p=302"},"modified":"2025-08-22T14:46:34","modified_gmt":"2025-08-22T17:46:34","slug":"motores-alternativos-aeronauticos","status":"publish","type":"post","link":"https:\/\/hangarmma.com.br\/blog\/motores-alternativos-aeronauticos\/","title":{"rendered":"Principais componentes de Motores alternativos aeron\u00e1uticos?"},"content":{"rendered":"<h2 class=\"wp-block-heading\"><strong>PROJETO E CONSTRU&#xC7;&#xC3;O<\/strong><\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Os principais componentes b&#xE1;sicos de um motor alternativo (<a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_67f079b30508366455c370b565053c8d\" data-link=\"https:\/\/hangarmma.com.br\/blog\/motor-a-pistao\/\" href=\"https:\/\/hangarmma.com.br\/blog\/motor-a-pistao\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">motor a pist&#xE3;o<\/a>) aeron&#xE1;uticos s&#xE3;o: <strong><a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_68ed988073fb2caa0f7516c74f416589\" data-link=\"https:\/\/hangarmma.com.br\/blog\/carter\/\" href=\"https:\/\/hangarmma.com.br\/blog\/carter\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">c&#xE1;rter<\/a>, cilindros, pist&#xF5;es, bielas, v&#xE1;lvulas, mecanismo de comando das v&#xE1;lvulas e <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_71b1d48b3bcc9316a666749635eba3a4\" data-link=\"https:\/\/hangarmma.com.br\/blog\/manivela-do-virabrequim\/\" href=\"https:\/\/hangarmma.com.br\/blog\/manivela-do-virabrequim\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">virabrequim<\/a><\/strong>. Na cabe&#xE7;a de cada cilindro est&#xE3;o as v&#xE1;lvulas e as velas.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Uma das v&#xE1;lvulas d&#xE1; passagem para o sistema de admiss&#xE3;o, a outra d&#xE1; passagem para o sistema de escape.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Dentro cada cilindro h&#xE1; um pist&#xE3;o m&#xF3;vel ligado a um <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_71b1d48b3bcc9316a666749635eba3a4\" data-link=\"https:\/\/hangarmma.com.br\/blog\/manivela-do-virabrequim\/\" href=\"https:\/\/hangarmma.com.br\/blog\/manivela-do-virabrequim\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">virabrequim<\/a> por uma <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_61b5719f20ff23cbbf34bb5f1b293f7e\" data-link=\"https:\/\/hangarmma.com.br\/blog\/biela\/\" href=\"https:\/\/hangarmma.com.br\/blog\/biela\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">biela<\/a>. <\/p>\n\n\n\n<figure class=\"wp-block-image\"><img loading=\"lazy\" decoding=\"async\" width=\"822\" height=\"564\" src=\"https:\/\/hangarmma.com.br\/blog\/wp-content\/uploads\/2019\/01\/Sem-t&#xED;tulo-2.png\" alt=\"\" class=\"wp-image-305\" srcset=\"https:\/\/hangarmma.com.br\/blog\/wp-content\/uploads\/2019\/01\/Sem-t&#xED;tulo-2.png 822w, https:\/\/hangarmma.com.br\/blog\/wp-content\/uploads\/2019\/01\/Sem-t&#xED;tulo-2-300x206.png 300w, https:\/\/hangarmma.com.br\/blog\/wp-content\/uploads\/2019\/01\/Sem-t&#xED;tulo-2-768x527.png 768w\" sizes=\"auto, (max-width: 822px) 100vw, 822px\"\/><figcaption class=\"wp-element-caption\">Partes b&#xE1;sicas de um motor alternativo.<\/figcaption><\/figure>\n\n\n\n<h2 class=\"wp-block-heading\"><strong>Partes<\/strong><\/h2>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>SE&#xC7;&#xD5;ES DO C&#xC1;RTER<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">A <a class=\"glossaryLink\"  aria-describedby=\"tt\"  data-cmtooltip=\"cmtt_b2cc1dc32dcd28dea2c5a1827ef2bbd7\"  data-link=\"https:\/\/hangarmma.com.br\/blog\/base\/\"  href=\"https:\/\/hangarmma.com.br\/blog\/base\/\"  target=\"_blank\"  data-mobile-support=\"0\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex='0' role='link'>base<\/a> de um motor &eacute; o seu <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_68ed988073fb2caa0f7516c74f416589\" data-link=\"https:\/\/hangarmma.com.br\/blog\/carter\/\" href=\"https:\/\/hangarmma.com.br\/blog\/carter\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">c&#xE1;rter<\/a>. Ele cont&#xE9;m os rolamentos nos quais o eixo de manivelas se apoia. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Al&#xE9;m de auto sustentar-se o <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_68ed988073fb2caa0f7516c74f416589\" data-link=\"https:\/\/hangarmma.com.br\/blog\/carter\/\" href=\"https:\/\/hangarmma.com.br\/blog\/carter\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">c&#xE1;rter<\/a> deve prover um recipiente para o &#xF3;leo de lubrifica&#xE7;&#xE3;o, e tem que apoiar diversos mecanismos externos e internos do motor.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>CILINDRO<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">&Eacute; a parte do motor onde a <a class=\"glossaryLink\"  aria-describedby=\"tt\"  data-cmtooltip=\"cmtt_3ba56f55307adc68e1841f4c2f95f8f8\"  data-link=\"https:\/\/hangarmma.com.br\/blog\/carga\/\"  href=\"https:\/\/hangarmma.com.br\/blog\/carga\/\"  target=\"_blank\"  data-mobile-support=\"0\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex='0' role='link'>carga<\/a> combust&iacute;vel &eacute; admitida e queimada. Ele &eacute;\nfeito de material resistente, leve e bom <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_836e2c427cf3ef8bcecf9248b98be024\" data-link=\"https:\/\/hangarmma.com.br\/blog\/condutor\/\" href=\"https:\/\/hangarmma.com.br\/blog\/condutor\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">condutor<\/a> de <a class=\"glossaryLink\"  aria-describedby=\"tt\"  data-cmtooltip=\"cmtt_fba6d7bf5c0847a6c0bdeb5ecd4f09ba\"  data-link=\"https:\/\/hangarmma.com.br\/blog\/calor\/\"  href=\"https:\/\/hangarmma.com.br\/blog\/calor\/\"  target=\"_blank\"  data-mobile-support=\"0\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex='0' role='link'>calor<\/a>. O cilindro &eacute;\nconstitu&iacute;do de duas partes o corpo e a cabe&ccedil;a.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>CORPO DO CILINDRO<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">&#xC9; geralmente feito de a&#xE7;o e possui externamente alhetas de <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_7a30c0f256bf4e000ad5e12dda23b64e\" data-link=\"https:\/\/hangarmma.com.br\/blog\/resfriamento\/\" href=\"https:\/\/hangarmma.com.br\/blog\/resfriamento\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">resfriamento<\/a> que aumentam a &#xE1;rea de <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_f0275eb16568afdfc614793b73581fbd\" data-link=\"https:\/\/hangarmma.com.br\/blog\/contato\/\" href=\"https:\/\/hangarmma.com.br\/blog\/contato\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">contato<\/a> com o ar, a fim de eliminar o <a class=\"glossaryLink\"  aria-describedby=\"tt\"  data-cmtooltip=\"cmtt_fba6d7bf5c0847a6c0bdeb5ecd4f09ba\"  data-link=\"https:\/\/hangarmma.com.br\/blog\/calor\/\"  href=\"https:\/\/hangarmma.com.br\/blog\/calor\/\"  target=\"_blank\"  data-mobile-support=\"0\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex='0' role='link'>calor<\/a>. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">A parte interna &#xE9; endurecida para reduzir o desgaste provocado pelo movimento do pist&#xE3;o. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Nos cilindros de liga de metal leve, o lado interno &#xE9; formado por uma&#xA0;<strong>camisa<\/strong>&#xA0;resistente ao desgaste.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>CABE&#xC7;A DO CILINDRO<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Geralmente &#xE9; feita da liga de alum&#xED;nio, e nela s&#xE3;o instaladas as v&#xE1;lvulas e as <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_e5c52918aab64dfd2d419fcecea2567e\" data-link=\"https:\/\/hangarmma.com.br\/blog\/velas-de-ignicao\/\" href=\"https:\/\/hangarmma.com.br\/blog\/velas-de-ignicao\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">velas de igni&#xE7;&#xE3;o<\/a>. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">As v&#xE1;lvulas s&#xE3;o instaladas dentro de&#xA0;<strong>guias de v&#xE1;lvulas<\/strong>&#xA0;e suas cabe&#xE7;as assentam sobre an&#xE9;is de metal resistente denominados <strong>sedes de v&#xE1;lvulas<\/strong>.<br><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Externamente a cabe&#xE7;a do cilindro possui alhetas de <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_7a30c0f256bf4e000ad5e12dda23b64e\" data-link=\"https:\/\/hangarmma.com.br\/blog\/resfriamento\/\" href=\"https:\/\/hangarmma.com.br\/blog\/resfriamento\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">resfriamento<\/a>. Em alguns motores n&#xE3;o existem alhetas onde est&#xE1; 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&atilde;o, por que esta &eacute; resfriada pela pr&oacute;pria <a class=\"glossaryLink\"  aria-describedby=\"tt\"  data-cmtooltip=\"cmtt_3ba56f55307adc68e1841f4c2f95f8f8\"  data-link=\"https:\/\/hangarmma.com.br\/blog\/carga\/\"  href=\"https:\/\/hangarmma.com.br\/blog\/carga\/\"  target=\"_blank\"  data-mobile-support=\"0\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex='0' role='link'>carga<\/a> combust&iacute;vel.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>C&#xC2;MARA DE COMBUST&#xC3;O&#xA0;<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong> <\/strong>&#xC9; o espa&#xE7;o no interior do cilindro onde a mistura &#xE9; queimada. Nos motores aeron&#xE1;uticos, a <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_5f0fc8a0b334d382970a27828be734dc\" data-link=\"https:\/\/hangarmma.com.br\/blog\/camara-de-combustao\/\" href=\"https:\/\/hangarmma.com.br\/blog\/camara-de-combustao\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">c&#xE2;mara de combust&#xE3;o<\/a> hemisf&#xE9;rica (ou semi-esf&#xE9;rica) &#xE9; a mais utilizada.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>PIST&#xC3;O ou &#xCA;MBOLO<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong> <\/strong>&Eacute; uma pe&ccedil;a de forma cil&iacute;ndrica que desliza no interior do cilindro, servindo para aspirar a <a class=\"glossaryLink\"  aria-describedby=\"tt\"  data-cmtooltip=\"cmtt_3ba56f55307adc68e1841f4c2f95f8f8\"  data-link=\"https:\/\/hangarmma.com.br\/blog\/carga\/\"  href=\"https:\/\/hangarmma.com.br\/blog\/carga\/\"  target=\"_blank\"  data-mobile-support=\"0\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex='0' role='link'>carga<\/a> combust&iacute;vel, comprimi-la, expulsa os gases queimados e transmitir a for&ccedil;a expansiva da combust&atilde;o &agrave; <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_61b5719f20ff23cbbf34bb5f1b293f7e\" data-link=\"https:\/\/hangarmma.com.br\/blog\/biela\/\" href=\"https:\/\/hangarmma.com.br\/blog\/biela\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">biela<\/a>. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Geralmente &eacute; feito de liga de alum&iacute;nio, por que &eacute; leve e boa condutora de <a class=\"glossaryLink\"  aria-describedby=\"tt\"  data-cmtooltip=\"cmtt_fba6d7bf5c0847a6c0bdeb5ecd4f09ba\"  data-link=\"https:\/\/hangarmma.com.br\/blog\/calor\/\"  href=\"https:\/\/hangarmma.com.br\/blog\/calor\/\"  target=\"_blank\"  data-mobile-support=\"0\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex='0' role='link'>calor<\/a>.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>AN&#xC9;IS DE SEGMENTO<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Existe uma pequena folga entre o pist&atilde;o e o cilindro, para permitir o livre movimento e compensar a dilata&ccedil;&atilde;o com o <a class=\"glossaryLink\"  aria-describedby=\"tt\"  data-cmtooltip=\"cmtt_fba6d7bf5c0847a6c0bdeb5ecd4f09ba\"  data-link=\"https:\/\/hangarmma.com.br\/blog\/calor\/\"  href=\"https:\/\/hangarmma.com.br\/blog\/calor\/\"  target=\"_blank\"  data-mobile-support=\"0\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex='0' role='link'>calor<\/a>. Essa folga &eacute; vedada com an&eacute;is ou molas de segmentos instalados na sais do pist&atilde;o.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>H&#xE1; dois tipos de an&#xE9;is:<\/strong><\/h4>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>1.<\/strong> <strong>An&#xE9;is de Compress&#xE3;o<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Vedam a folga entre o pist&#xE3;o e o cilindro. Eles s&#xE3;o instalados nas canaletas superiores do pist&#xE3;o.<br><\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>2.<\/strong> <strong>An&#xE9;is de Lubrifica&#xE7;&#xE3;o (ou An&#xE9;is Raspadores de &#xD3;leo)<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Eliminam o excesso de &#xF3;leo das paredes do cilindro, deixando apenas uma fina pel&#xED;cula suficiente para a lubrifica&#xE7;&#xE3;o. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Esses an&#xE9;is s&#xE3;o instalados nas canaletas inferiores do pist&#xE3;o, as quais possuem pequenos furos para passagem do &#xF3;leo raspado (ver detalha e na figura). <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Sem esses an&#xE9;is, o excesso de &#xF3;leo permaneceria no cilindro e seria queimado durante a combust&#xE3;o, deixando um res&#xED;duo que prejudicaria a lubrifica&#xE7;&#xE3;o. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Para evitar o desgaste dos cilindros, os an&#xE9;is de segmentos s&#xE3;o feitos de material menos duro, para se desgastarem antes e serem substitu&#xED;dos numa revis&#xE3;o geral.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>BIELA<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><strong> <\/strong>A <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_61b5719f20ff23cbbf34bb5f1b293f7e\" data-link=\"https:\/\/hangarmma.com.br\/blog\/biela\/\" href=\"https:\/\/hangarmma.com.br\/blog\/biela\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">biela<\/a> &#xE9; uma pe&#xE7;a de a&#xE7;o resistente que conecta o pist&#xE3;o ao eixo de manivelas, transmitindo a este a for&#xE7;a expansiva dos gases. Ela &#xE9; constitu&#xED;da de v&#xE1;rias partes e seu corpo tem a se&#xE7;&#xE3;o em forma de I ou H, para m&#xE1;xima resist&#xEA;ncia e m&#xED;nima <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_93bdf45fd9fa5b6ee0cdc0335fbfca07\" data-link=\"https:\/\/hangarmma.com.br\/blog\/massa-2\/\" href=\"https:\/\/hangarmma.com.br\/blog\/massa-2\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">massa<\/a>.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>EIXOS DE MANIVELAS<\/strong><\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">O eixo de manivelas &#xE9; a espinha dorsal dos motores alternativos. Ele est&#xE1; sujeito &#xE0; maioria das for&#xE7;as desenvolvidas pelo motor. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Seu objetivo principal, &#xE9; transformar o movimento alternativo do pist&#xE3;o e da <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_61b5719f20ff23cbbf34bb5f1b293f7e\" data-link=\"https:\/\/hangarmma.com.br\/blog\/biela\/\" href=\"https:\/\/hangarmma.com.br\/blog\/biela\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">biela<\/a> em movimento rotativo, para acionamento da <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_553351b87e0da87a80021f1a16278d02\" data-link=\"https:\/\/hangarmma.com.br\/blog\/helice\/\" href=\"https:\/\/hangarmma.com.br\/blog\/helice\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">h&#xE9;lice<\/a>.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>MANCAIS<\/strong><\/h3>\n\n\n\n<p class=\"has-text-align-left wp-block-paragraph\">S&#xE3;o pe&#xE7;as que apoiam e permitem o movimento das partes m&#xF3;veis com o m&#xED;nimo de <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_cd039a6f91a5dc4aa5c3c9fa80485be6\" data-link=\"https:\/\/hangarmma.com.br\/blog\/atrito\/\" href=\"https:\/\/hangarmma.com.br\/blog\/atrito\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">atrito<\/a>. <\/p>\n\n\n\n<p class=\"wp-block-paragraph\">O eixo de manivelas, por exemplo, apoia-se no <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_68ed988073fb2caa0f7516c74f416589\" data-link=\"https:\/\/hangarmma.com.br\/blog\/carter\/\" href=\"https:\/\/hangarmma.com.br\/blog\/carter\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">c&#xE1;rter<\/a> atrav&#xE9;s de mancais denominados bronzinas ou casquilhos.<\/p>\n\n\n\n<figure class=\"wp-block-embed aligncenter is-type-video is-provider-youtube wp-block-embed-youtube wp-embed-aspect-16-9 wp-has-aspect-ratio\"><div class=\"wp-block-embed__wrapper\">\n<iframe loading=\"lazy\" title=\"Funcionamento do motor a quatro tempos (alternativo aeron&#xE1;utico)\" width=\"600\" height=\"338\" src=\"https:\/\/www.youtube.com\/embed\/e88zM4tkYKw?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" referrerpolicy=\"strict-origin-when-cross-origin\" allowfullscreen><\/iframe>\n<\/div><\/figure>\n\n\n\n<p class=\"has-very-light-gray-color has-text-color has-background has-medium-font-size wp-block-paragraph\" style=\"background-color:#0373a3\"><strong>MATERIAL DE APOIO<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"https:\/\/hangarmma.com.br\/blog\/wp-content\/uploads\/2019\/03\/Chapter-01-Aircraft-Engines.pdf\">Manual FAA Chapter 01 Aircraft Engines (Original)<\/a><\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Gloss&#xE1;rio &#x2013; Motores Alternativos Aeron&#xE1;uticos<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Use os links abaixo para navegar entre os termos.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><a href=\"#aneis-de-compressao\">An&#xE9;is de Compress&#xE3;o<\/a> &#x2022; <a href=\"#aneis-de-lubrificacao\">An&#xE9;is de Lubrifica&#xE7;&#xE3;o (Raspadores de &#xD3;leo)<\/a> &#x2022; <a href=\"#biela\">Biela<\/a> &#x2022; <a href=\"#cabeca-do-cilindro\">Cabe&#xE7;a do Cilindro<\/a> &#x2022; <a href=\"#camara-de-combustao\">C&#xE2;mara de Combust&#xE3;o<\/a> &#x2022; <a href=\"#carter\">C&#xE1;rter<\/a> &#x2022; <a href=\"#cilindro\">Cilindro (Corpo do Cilindro)<\/a> &#x2022; <a href=\"#condutividade-termica\">Condutividade T&#xE9;rmica<\/a> &#x2022; <a href=\"#eixo-de-manivelas\">Eixo de Manivelas (Virabrequim)<\/a> &#x2022; <a href=\"#helice\">H&#xE9;lice<\/a> &#x2022; <a href=\"#mancais\">Mancais (Bronzinas\/Casquilhos)<\/a> &#x2022; <a href=\"#pistao\">Pist&#xE3;o (&#xCA;mbolo)<\/a> &#x2022; <a href=\"#resfriamento-por-aletas\">Resfriamento por Aletas<\/a> &#x2022; <a href=\"#valvulas\">V&#xE1;lvulas (Admiss&#xE3;o e Escape)<\/a> &#x2022; <a href=\"#velas-de-ignicao\">Velas de Igni&#xE7;&#xE3;o<\/a><\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"aneis-de-compressao\">An&#xE9;is de Compress&#xE3;o<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">S&#xE3;o an&#xE9;is instalados nas canaletas superiores do pist&#xE3;o. Sua fun&#xE7;&#xE3;o &#xE9; vedar a folga entre o pist&#xE3;o e a parede interna do cilindro, mantendo a compress&#xE3;o dos gases durante a combust&#xE3;o e evitando a fuga 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> para o <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_68ed988073fb2caa0f7516c74f416589\" data-link=\"https:\/\/hangarmma.com.br\/blog\/carter\/\" href=\"https:\/\/hangarmma.com.br\/blog\/carter\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">c&#xE1;rter<\/a>.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"aneis-de-lubrificacao\">An&#xE9;is de Lubrifica&#xE7;&#xE3;o (Raspadores de &#xD3;leo)<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Localizados nas canaletas inferiores do pist&#xE3;o, removem o excesso de &#xF3;leo da parede do cilindro e deixam apenas uma pel&#xED;cula fina para lubrifica&#xE7;&#xE3;o adequada. As canaletas possuem pequenos furos para o retorno do &#xF3;leo ao <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_68ed988073fb2caa0f7516c74f416589\" data-link=\"https:\/\/hangarmma.com.br\/blog\/carter\/\" href=\"https:\/\/hangarmma.com.br\/blog\/carter\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">c&#xE1;rter<\/a>.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"biela\">Biela<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Pe&#xE7;a de a&#xE7;o de alta resist&#xEA;ncia que conecta o pist&#xE3;o ao eixo de manivelas. Transmite a for&#xE7;a da expans&#xE3;o dos gases ao <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_71b1d48b3bcc9316a666749635eba3a4\" data-link=\"https:\/\/hangarmma.com.br\/blog\/manivela-do-virabrequim\/\" href=\"https:\/\/hangarmma.com.br\/blog\/manivela-do-virabrequim\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">virabrequim<\/a>, convertendo o movimento linear do pist&#xE3;o em rota&#xE7;&#xE3;o no eixo.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"cabeca-do-cilindro\">Cabe&#xE7;a do Cilindro<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Parte superior do cilindro, geralmente em liga de alum&#xED;nio. Abriga as v&#xE1;lvulas e as <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_e5c52918aab64dfd2d419fcecea2567e\" data-link=\"https:\/\/hangarmma.com.br\/blog\/velas-de-ignicao\/\" href=\"https:\/\/hangarmma.com.br\/blog\/velas-de-ignicao\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">velas de igni&#xE7;&#xE3;o<\/a>, assentadas em guias e sedes pr&#xF3;prias. Possui aletas externas de <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_7a30c0f256bf4e000ad5e12dda23b64e\" data-link=\"https:\/\/hangarmma.com.br\/blog\/resfriamento\/\" href=\"https:\/\/hangarmma.com.br\/blog\/resfriamento\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">resfriamento<\/a>; a regi&#xE3;o 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> de admiss&#xE3;o pode ter menos aletas por receber ar\/combust&#xED;vel mais frio.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"camara-de-combustao\">C&#xE2;mara de Combust&#xE3;o<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Espa&#xE7;o interno no topo do cilindro onde a <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> &#xE9; queimada. A forma hemisf&#xE9;rica (ou semi-esf&#xE9;rica) &#xE9; comum em motores aeron&#xE1;uticos pela boa efici&#xEA;ncia de combust&#xE3;o e resist&#xEA;ncia mec&#xE2;nica.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"carter\">C&#xE1;rter<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Estrutura de <a class=\"glossaryLink\"  aria-describedby=\"tt\"  data-cmtooltip=\"cmtt_b2cc1dc32dcd28dea2c5a1827ef2bbd7\"  data-link=\"https:\/\/hangarmma.com.br\/blog\/base\/\"  href=\"https:\/\/hangarmma.com.br\/blog\/base\/\"  target=\"_blank\"  data-mobile-support=\"0\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex='0' role='link'>base<\/a> do motor. Suporta os mancais do eixo de manivelas, serve de carca&ccedil;a para fixa&ccedil;&atilde;o de componentes internos e externos e funciona como reservat&oacute;rio e canaliza&ccedil;&atilde;o para o &oacute;leo de lubrifica&ccedil;&atilde;o.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"cilindro\">Cilindro (Corpo do Cilindro)<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">C&acirc;mara onde a <a class=\"glossaryLink\"  aria-describedby=\"tt\"  data-cmtooltip=\"cmtt_3ba56f55307adc68e1841f4c2f95f8f8\"  data-link=\"https:\/\/hangarmma.com.br\/blog\/carga\/\"  href=\"https:\/\/hangarmma.com.br\/blog\/carga\/\"  target=\"_blank\"  data-mobile-support=\"0\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex='0' role='link'>carga<\/a> ar-combust&iacute;vel &eacute; admitida, comprimida e queimada. O corpo do cilindro, normalmente em a&ccedil;o, tem aletas externas para aumentar a &aacute;rea de troca t&eacute;rmica e, internamente, superf&iacute;cie endurecida ou camisa para reduzir desgaste.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"condutividade-termica\">Condutividade T&#xE9;rmica<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\"><a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_d2ce78e2048f5b83340b4f0e46878a04\" data-link=\"https:\/\/hangarmma.com.br\/blog\/capacidade\/\" href=\"https:\/\/hangarmma.com.br\/blog\/capacidade\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">Capacidade<\/a> de um material conduzir <a class=\"glossaryLink\"  aria-describedby=\"tt\"  data-cmtooltip=\"cmtt_fba6d7bf5c0847a6c0bdeb5ecd4f09ba\"  data-link=\"https:\/\/hangarmma.com.br\/blog\/calor\/\"  href=\"https:\/\/hangarmma.com.br\/blog\/calor\/\"  target=\"_blank\"  data-mobile-support=\"0\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex='0' role='link'>calor<\/a>. No motor, pe&ccedil;as como pist&otilde;es (geralmente em alum&iacute;nio) usam alta condutividade para dissipar <a class=\"glossaryLink\"  aria-describedby=\"tt\"  data-cmtooltip=\"cmtt_fba6d7bf5c0847a6c0bdeb5ecd4f09ba\"  data-link=\"https:\/\/hangarmma.com.br\/blog\/calor\/\"  href=\"https:\/\/hangarmma.com.br\/blog\/calor\/\"  target=\"_blank\"  data-mobile-support=\"0\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex='0' role='link'>calor<\/a> rapidamente; j&aacute; o cilindro precisa equilibrar resist&ecirc;ncia mec&acirc;nica e transfer&ecirc;ncia t&eacute;rmica.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"eixo-de-manivelas\">Eixo de Manivelas (Virabrequim)<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">&#x201C;Espinha dorsal&#x201D; do motor alternativo. Recebe da <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_61b5719f20ff23cbbf34bb5f1b293f7e\" data-link=\"https:\/\/hangarmma.com.br\/blog\/biela\/\" href=\"https:\/\/hangarmma.com.br\/blog\/biela\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">biela<\/a> a for&#xE7;a do pist&#xE3;o e a transforma em movimento rotativo para acionar a <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_553351b87e0da87a80021f1a16278d02\" data-link=\"https:\/\/hangarmma.com.br\/blog\/helice\/\" href=\"https:\/\/hangarmma.com.br\/blog\/helice\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">h&#xE9;lice<\/a>. Trabalha apoiado em mancais dentro do <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_68ed988073fb2caa0f7516c74f416589\" data-link=\"https:\/\/hangarmma.com.br\/blog\/carter\/\" href=\"https:\/\/hangarmma.com.br\/blog\/carter\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">c&#xE1;rter<\/a>.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"helice\">H&#xE9;lice<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Conjunto acoplado ao eixo de manivelas que converte a <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> do motor em tra&#xE7;&#xE3;o (empuxo) ao acelerar <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_93bdf45fd9fa5b6ee0cdc0335fbfca07\" data-link=\"https:\/\/hangarmma.com.br\/blog\/massa-2\/\" href=\"https:\/\/hangarmma.com.br\/blog\/massa-2\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">massa<\/a> de ar para tr&#xE1;s, impulsionando a aeronave para frente.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"mancais\">Mancais (Bronzinas\/Casquilhos)<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Elementos de apoio e deslizamento que reduzem o <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_cd039a6f91a5dc4aa5c3c9fa80485be6\" data-link=\"https:\/\/hangarmma.com.br\/blog\/atrito\/\" href=\"https:\/\/hangarmma.com.br\/blog\/atrito\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">atrito<\/a> e mant&#xEA;m o alinhamento de eixos m&#xF3;veis, como o <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_71b1d48b3bcc9316a666749635eba3a4\" data-link=\"https:\/\/hangarmma.com.br\/blog\/manivela-do-virabrequim\/\" href=\"https:\/\/hangarmma.com.br\/blog\/manivela-do-virabrequim\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">virabrequim<\/a>. Funcionam com filme de &#xF3;leo entre as superf&#xED;cies para evitar <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_f0275eb16568afdfc614793b73581fbd\" data-link=\"https:\/\/hangarmma.com.br\/blog\/contato\/\" href=\"https:\/\/hangarmma.com.br\/blog\/contato\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">contato<\/a> met&#xE1;lico direto.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"pistao\">Pist&#xE3;o (&#xCA;mbolo)<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Pe&#xE7;a cil&#xED;ndrica que se move dentro do cilindro para admitir, comprimir e expulsar gases, al&#xE9;m de transmitir for&#xE7;a &#xE0; <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_61b5719f20ff23cbbf34bb5f1b293f7e\" data-link=\"https:\/\/hangarmma.com.br\/blog\/biela\/\" href=\"https:\/\/hangarmma.com.br\/blog\/biela\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">biela<\/a> durante a combust&#xE3;o. Em geral &#xE9; de liga de alum&#xED;nio por ser leve e bom <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_836e2c427cf3ef8bcecf9248b98be024\" data-link=\"https:\/\/hangarmma.com.br\/blog\/condutor\/\" href=\"https:\/\/hangarmma.com.br\/blog\/condutor\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">condutor<\/a> de <a class=\"glossaryLink\"  aria-describedby=\"tt\"  data-cmtooltip=\"cmtt_fba6d7bf5c0847a6c0bdeb5ecd4f09ba\"  data-link=\"https:\/\/hangarmma.com.br\/blog\/calor\/\"  href=\"https:\/\/hangarmma.com.br\/blog\/calor\/\"  target=\"_blank\"  data-mobile-support=\"0\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex='0' role='link'>calor<\/a>.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"resfriamento-por-aletas\">Resfriamento por Aletas<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Sistema de dissipa&#xE7;&#xE3;o t&#xE9;rmica em motores refrigerados a ar. As aletas aumentam a &#xE1;rea de <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_f0275eb16568afdfc614793b73581fbd\" data-link=\"https:\/\/hangarmma.com.br\/blog\/contato\/\" href=\"https:\/\/hangarmma.com.br\/blog\/contato\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">contato<\/a> com o fluxo de ar, facilitando a troca de <a class=\"glossaryLink\"  aria-describedby=\"tt\"  data-cmtooltip=\"cmtt_fba6d7bf5c0847a6c0bdeb5ecd4f09ba\"  data-link=\"https:\/\/hangarmma.com.br\/blog\/calor\/\"  href=\"https:\/\/hangarmma.com.br\/blog\/calor\/\"  target=\"_blank\"  data-mobile-support=\"0\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex='0' role='link'>calor<\/a> e mantendo temperaturas de opera&ccedil;&atilde;o adequadas.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"valvulas\">V&#xE1;lvulas (Admiss&#xE3;o e Escape)<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Dispositivos que controlam a 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> (admiss&#xE3;o) e a sa&#xED;da dos gases queimados (escape). S&#xE3;o montadas na cabe&#xE7;a do cilindro, com guias e sedes espec&#xED;ficas.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"velas-de-ignicao\">Velas de Igni&#xE7;&#xE3;o<\/h3>\n\n\n\n<p class=\"wp-block-paragraph\">Componentes que geram a centelha para inflamar a mistura dentro da <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_5f0fc8a0b334d382970a27828be734dc\" data-link=\"https:\/\/hangarmma.com.br\/blog\/camara-de-combustao\/\" href=\"https:\/\/hangarmma.com.br\/blog\/camara-de-combustao\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">c&#xE2;mara de combust&#xE3;o<\/a> no <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_2b399121eaa83071f2482cdab6cf41b1\" data-link=\"https:\/\/hangarmma.com.br\/blog\/momento\/\" href=\"https:\/\/hangarmma.com.br\/blog\/momento\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">momento<\/a> adequado do <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_671762a60c00fb1bd02e8408754154fd\" data-link=\"https:\/\/hangarmma.com.br\/blog\/ciclo-de-trabalho\/\" href=\"https:\/\/hangarmma.com.br\/blog\/ciclo-de-trabalho\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">ciclo de trabalho<\/a>.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\">\n\n\n\n<h2 class=\"wp-block-heading\">FAQ &#x2013; Perguntas Frequentes<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>P: Qual a fun&#xE7;&#xE3;o do <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_68ed988073fb2caa0f7516c74f416589\" data-link=\"https:\/\/hangarmma.com.br\/blog\/carter\/\" href=\"https:\/\/hangarmma.com.br\/blog\/carter\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">c&#xE1;rter<\/a> al&#xE9;m de sustentar o <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_71b1d48b3bcc9316a666749635eba3a4\" data-link=\"https:\/\/hangarmma.com.br\/blog\/manivela-do-virabrequim\/\" href=\"https:\/\/hangarmma.com.br\/blog\/manivela-do-virabrequim\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">virabrequim<\/a>?<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">R: Ele abriga os mancais do eixo, serve de estrutura para fixa&#xE7;&#xE3;o de componentes internos\/externos e integra o sistema de lubrifica&#xE7;&#xE3;o, recebendo e distribuindo o &#xF3;leo.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>P: Por que o corpo do cilindro tem aletas e o pist&#xE3;o n&#xE3;o?<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">R: O cilindro usa aletas para aumentar a troca t&eacute;rmica com o ar externo. O pist&atilde;o depende da alta condutividade do alum&iacute;nio e da lubrifica&ccedil;&atilde;o para remover <a class=\"glossaryLink\"  aria-describedby=\"tt\"  data-cmtooltip=\"cmtt_fba6d7bf5c0847a6c0bdeb5ecd4f09ba\"  data-link=\"https:\/\/hangarmma.com.br\/blog\/calor\/\"  href=\"https:\/\/hangarmma.com.br\/blog\/calor\/\"  target=\"_blank\"  data-mobile-support=\"0\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex='0' role='link'>calor<\/a>, sem aletas.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>P: O que diferencia an&#xE9;is de compress&#xE3;o dos an&#xE9;is de lubrifica&#xE7;&#xE3;o?<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">R: Os de compress&#xE3;o vedam os gases na parte superior do pist&#xE3;o; os de lubrifica&#xE7;&#xE3;o raspam o excesso de &#xF3;leo nas paredes do cilindro e deixam uma pel&#xED;cula fina para reduzir <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_cd039a6f91a5dc4aa5c3c9fa80485be6\" data-link=\"https:\/\/hangarmma.com.br\/blog\/atrito\/\" href=\"https:\/\/hangarmma.com.br\/blog\/atrito\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">atrito<\/a>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>P: Por que pist&#xE3;o costuma ser de alum&#xED;nio e o cilindro de a&#xE7;o?<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">R: O alum&iacute;nio &eacute; leve e dissipa <a class=\"glossaryLink\"  aria-describedby=\"tt\"  data-cmtooltip=\"cmtt_fba6d7bf5c0847a6c0bdeb5ecd4f09ba\"  data-link=\"https:\/\/hangarmma.com.br\/blog\/calor\/\"  href=\"https:\/\/hangarmma.com.br\/blog\/calor\/\"  target=\"_blank\"  data-mobile-support=\"0\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex='0' role='link'>calor<\/a> rapidamente, ideal para o pist&atilde;o m&oacute;vel. O a&ccedil;o oferece maior resist&ecirc;ncia ao desgaste e &agrave; <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> na parede do cilindro.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>P: Qual a vantagem da <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_5f0fc8a0b334d382970a27828be734dc\" data-link=\"https:\/\/hangarmma.com.br\/blog\/camara-de-combustao\/\" href=\"https:\/\/hangarmma.com.br\/blog\/camara-de-combustao\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">c&#xE2;mara de combust&#xE3;o<\/a> hemisf&#xE9;rica?<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">R: Ela favorece mistura e queima mais uniformes, reduz perdas e melhora a resist&#xEA;ncia mec&#xE2;nica do conjunto na regi&#xE3;o da cabe&#xE7;a do cilindro.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>P: O que s&#xE3;o mancais e por que precisam de filme de &#xF3;leo?<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">R: Mancais s&#xE3;o apoios de deslizamento do eixo; o filme de &#xF3;leo evita <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_f0275eb16568afdfc614793b73581fbd\" data-link=\"https:\/\/hangarmma.com.br\/blog\/contato\/\" href=\"https:\/\/hangarmma.com.br\/blog\/contato\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">contato<\/a> metal-metal, reduz <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_cd039a6f91a5dc4aa5c3c9fa80485be6\" data-link=\"https:\/\/hangarmma.com.br\/blog\/atrito\/\" href=\"https:\/\/hangarmma.com.br\/blog\/atrito\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">atrito<\/a> e desgaste e ajuda a dissipar <a class=\"glossaryLink\"  aria-describedby=\"tt\"  data-cmtooltip=\"cmtt_fba6d7bf5c0847a6c0bdeb5ecd4f09ba\"  data-link=\"https:\/\/hangarmma.com.br\/blog\/calor\/\"  href=\"https:\/\/hangarmma.com.br\/blog\/calor\/\"  target=\"_blank\"  data-mobile-support=\"0\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex='0' role='link'>calor<\/a>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>P: Como <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_61b5719f20ff23cbbf34bb5f1b293f7e\" data-link=\"https:\/\/hangarmma.com.br\/blog\/biela\/\" href=\"https:\/\/hangarmma.com.br\/blog\/biela\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">biela<\/a> e <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_71b1d48b3bcc9316a666749635eba3a4\" data-link=\"https:\/\/hangarmma.com.br\/blog\/manivela-do-virabrequim\/\" href=\"https:\/\/hangarmma.com.br\/blog\/manivela-do-virabrequim\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">virabrequim<\/a> transformam movimento?<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">R: A combust&#xE3;o empurra o pist&#xE3;o (movimento linear), a <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_61b5719f20ff23cbbf34bb5f1b293f7e\" data-link=\"https:\/\/hangarmma.com.br\/blog\/biela\/\" href=\"https:\/\/hangarmma.com.br\/blog\/biela\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">biela<\/a> transmite a for&#xE7;a ao <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_71b1d48b3bcc9316a666749635eba3a4\" data-link=\"https:\/\/hangarmma.com.br\/blog\/manivela-do-virabrequim\/\" href=\"https:\/\/hangarmma.com.br\/blog\/manivela-do-virabrequim\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">virabrequim<\/a>, que a converte em rota&#xE7;&#xE3;o cont&#xED;nua para girar a <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_553351b87e0da87a80021f1a16278d02\" data-link=\"https:\/\/hangarmma.com.br\/blog\/helice\/\" href=\"https:\/\/hangarmma.com.br\/blog\/helice\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">h&#xE9;lice<\/a>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>P: O que acontece se faltar an&#xE9;is raspadores de &#xF3;leo?<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">R: O excesso de &#xF3;leo ficaria no cilindro e seria queimado, gerando res&#xED;duos, aumento de consumo de &#xF3;leo, fuma&#xE7;a e falhas de lubrifica&#xE7;&#xE3;o.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>P: Por que a regi&#xE3;o 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> de admiss&#xE3;o pode ter menos aletas?<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">R: Porque a <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> ao entrar &#xE9; mais fria e ajuda a resfriar essa &#xE1;rea, exigindo menos aletas que outras regi&#xF5;es.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>P: <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_e5c52918aab64dfd2d419fcecea2567e\" data-link=\"https:\/\/hangarmma.com.br\/blog\/velas-de-ignicao\/\" href=\"https:\/\/hangarmma.com.br\/blog\/velas-de-ignicao\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">Velas de igni&#xE7;&#xE3;o<\/a> ficam &#x201C;quentes&#x201D; ou &#x201C;frias&#x201D;? Isso importa?<\/strong><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">R: Existem graus t&#xE9;rmicos diferentes. A especifica&#xE7;&#xE3;o correta garante que a vela opere na <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> ideal para evitar carboniza&#xE7;&#xE3;o ou superaquecimento, mantendo 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> confi&#xE1;vel.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>PROJETO E CONSTRU\u00c7\u00c3O Os principais componentes b\u00e1sicos de um motor alternativo (motor a pist\u00e3o) aeron\u00e1uticos s\u00e3o: c\u00e1rter, cilindros, pist\u00f5es, bielas, v\u00e1lvulas, mecanismo de comando das v\u00e1lvulas e virabrequim. Na cabe\u00e7a de cada cilindro est\u00e3o as v\u00e1lvulas e as velas. Uma das v\u00e1lvulas d\u00e1 passagem para o sistema de admiss\u00e3o, a outra d\u00e1 passagem para o [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":305,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[62,142],"tags":[16],"class_list":["post-302","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-manutencao","category-motor","tag-motor"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.3 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Principais componentes de Motores alternativos aeron\u00e1uticos?<\/title>\n<meta name=\"description\" content=\"Os principais componentes b\u00e1sicos de um motor alternativo aeron\u00e1uticos s\u00e3o: c\u00e1rter, cilindros, pist\u00f5es, bielas, v\u00e1lvulas, mecanismo de comando das v\u00e1lvulas e virabrequim. 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