{"id":18371,"date":"2024-12-04T17:45:30","date_gmt":"2024-12-04T20:45:30","guid":{"rendered":"https:\/\/hangarmma.com.br\/blog\/?post_type=glossary&#038;p=18371"},"modified":"2024-12-04T17:45:30","modified_gmt":"2024-12-04T20:45:30","slug":"eficiencia-termica","status":"publish","type":"glossary","link":"https:\/\/hangarmma.com.br\/blog\/eficiencia-termica\/","title":{"rendered":"Efici\u00eancia T\u00e9rmica"},"content":{"rendered":"<p class=\"wp-block-paragraph\">A efici&#xEA;ncia t&#xE9;rmica &#xE9; a rela&#xE7;&#xE3;o entre a <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_0da8c0fc1fa63c8788d995e2bf5dfc41\" data-link=\"https:\/\/hangarmma.com.br\/blog\/potencia-mecanica\/\" href=\"https:\/\/hangarmma.com.br\/blog\/potencia-mecanica\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">pot&#xEA;ncia mec&#xE2;nica<\/a> efetiva gerada pelo motor e 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> t&#xE9;rmica total liberada pela combust&#xE3;o do combust&#xED;vel. Em outras palavras, ela mede a <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> do motor de converter a <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_b8619216dd0506d51ad0093ac9f798ab\" data-link=\"https:\/\/hangarmma.com.br\/blog\/energia-2\/\" href=\"https:\/\/hangarmma.com.br\/blog\/energia-2\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">energia<\/a> qu&#xED;mica do combust&#xED;vel em <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_e410587e176283e4543b23736ebf5478\" data-link=\"https:\/\/hangarmma.com.br\/blog\/trabalho-work\/\" href=\"https:\/\/hangarmma.com.br\/blog\/trabalho-work\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">trabalho<\/a> &#xFA;til.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Nos motores aeron&#xE1;uticos atuais, essa efici&#xEA;ncia varia entre 25% e 30%. Isso significa que apenas uma fra&#xE7;&#xE3;o da <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_b8619216dd0506d51ad0093ac9f798ab\" data-link=\"https:\/\/hangarmma.com.br\/blog\/energia-2\/\" href=\"https:\/\/hangarmma.com.br\/blog\/energia-2\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">energia<\/a> contida no combust&#xED;vel &#xE9; transformada em <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_0da8c0fc1fa63c8788d995e2bf5dfc41\" data-link=\"https:\/\/hangarmma.com.br\/blog\/potencia-mecanica\/\" href=\"https:\/\/hangarmma.com.br\/blog\/potencia-mecanica\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">pot&#xEA;ncia mec&#xE2;nica<\/a>, enquanto o restante &eacute; perdido na forma 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>, principalmente pelos gases de escape, no sistema de arrefecimento e por perdas mec&acirc;nicas internas.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Esse &#xED;ndice &#xE9; considerado baixo quando comparado ao de <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_bb49fca70d76a9bb784f760004b0c235\" data-link=\"https:\/\/hangarmma.com.br\/blog\/motores-eletricos\/\" href=\"https:\/\/hangarmma.com.br\/blog\/motores-eletricos\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">motores el&#xE9;tricos<\/a>, que podem alcan&ccedil;ar efici&ecirc;ncias superiores a 90% devido &agrave; aus&ecirc;ncia de convers&atilde;o qu&iacute;mica e t&eacute;rmica. No entanto, nos motores a combust&atilde;o, as limita&ccedil;&otilde;es v&ecirc;m de fatores termodin&acirc;micos, como os ciclos de funcionamento (Otto, Diesel ou Brayton, no caso de turbinas), restri&ccedil;&otilde;es de materiais e efici&ecirc;ncia nos processos de combust&atilde;o e dissipa&ccedil;&atilde;o 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<p class=\"wp-block-paragraph\">Apesar disso, avan&#xE7;os cont&#xED;nuos na engenharia de motores buscam aumentar essa efici&#xEA;ncia. Exemplos incluem o uso de materiais avan&#xE7;ados para suportar temperaturas mais altas, sistemas de combust&#xE3;o mais precisos, como inje&#xE7;&#xE3;o direta de combust&#xED;vel, e o uso de turbocompressores para aproveitar parte da <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_b8619216dd0506d51ad0093ac9f798ab\" data-link=\"https:\/\/hangarmma.com.br\/blog\/energia-2\/\" href=\"https:\/\/hangarmma.com.br\/blog\/energia-2\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">energia<\/a> perdida nos gases de escape.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Melhorar a efici&#xEA;ncia t&#xE9;rmica &#xE9; essencial n&#xE3;o apenas para reduzir o <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_6932ae25f8f2da720e15bbd08d88f110\" data-link=\"https:\/\/hangarmma.com.br\/blog\/consumo-de-combustivel\/\" href=\"https:\/\/hangarmma.com.br\/blog\/consumo-de-combustivel\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">consumo de combust&#xED;vel<\/a>, mas tamb&#xE9;m para minimizar o impacto ambiental, diminuindo as emiss&#xF5;es de gases poluentes. Entretanto, atingir altos n&#xED;veis de efici&#xEA;ncia t&#xE9;rmica em motores aeron&#xE1;uticos envolve equilibrar esses ganhos com outros fatores cr&#xED;ticos, como seguran&#xE7;a, <a class=\"glossaryLink\" aria-describedby=\"tt\" data-cmtooltip=\"cmtt_fc425d3b04ebe50968798ebd83db6779\" data-link=\"https:\/\/hangarmma.com.br\/blog\/durabilidade\/\" href=\"https:\/\/hangarmma.com.br\/blog\/durabilidade\/\" target=\"_blank\" data-mobile-support=\"0\" data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex=\"0\" role=\"link\">durabilidade<\/a> e <a class=\"glossaryLink\"  aria-describedby=\"tt\"  data-cmtooltip=\"cmtt_4d4b52ec058dc185d3aeb8b31eb44116\"  data-link=\"https:\/\/hangarmma.com.br\/blog\/peso\/\"  href=\"https:\/\/hangarmma.com.br\/blog\/peso\/\"  target=\"_blank\"  data-mobile-support=\"0\"  data-gt-translate-attributes='[{\"attribute\":\"data-cmtooltip\", \"format\":\"html\"}]' tabindex='0' role='link'>peso<\/a>.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>A efici\u00eancia t\u00e9rmica \u00e9 a rela\u00e7\u00e3o entre a pot\u00eancia mec\u00e2nica efetiva gerada pelo motor e a pot\u00eancia t\u00e9rmica total liberada pela combust\u00e3o do combust\u00edvel. Em outras palavras, ela mede a capacidade do motor de converter a energia qu\u00edmica do combust\u00edvel em trabalho \u00fatil. Nos motores aeron\u00e1uticos atuais, essa efici\u00eancia varia entre 25% e 30%. Isso [&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-18371","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>Efici\u00eancia T\u00e9rmica - 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\/eficiencia-termica\/\" \/>\n<meta property=\"og:locale\" content=\"pt_BR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Efici\u00eancia T\u00e9rmica - HANGAR MMA\" \/>\n<meta property=\"og:description\" content=\"A efici\u00eancia t\u00e9rmica \u00e9 a rela\u00e7\u00e3o entre a pot\u00eancia mec\u00e2nica efetiva gerada pelo motor e a pot\u00eancia t\u00e9rmica total liberada pela combust\u00e3o do combust\u00edvel. Em outras palavras, ela mede a capacidade do motor de converter a energia qu\u00edmica do combust\u00edvel em trabalho \u00fatil. Nos motores aeron\u00e1uticos atuais, essa efici\u00eancia varia entre 25% e 30%. 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