{"id":48557,"date":"2019-11-11T03:29:32","date_gmt":"2019-11-11T02:29:32","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/o-que-e-unidade-de-energia-conversao-definicao\/"},"modified":"2020-01-29T16:38:24","modified_gmt":"2020-01-29T15:38:24","slug":"o-que-e-unidade-de-energia-conversao-definicao","status":"publish","type":"post","link":"https:\/\/www.thermal-engineering.org\/pt-br\/o-que-e-unidade-de-energia-conversao-definicao\/","title":{"rendered":"O que \u00e9 Unidade de Energia &#8211; Convers\u00e3o &#8211; Defini\u00e7\u00e3o"},"content":{"rendered":"<div class=\"su-quote su-quote-style-default\">\n<div class=\"su-quote-inner su-clearfix\">Existem muitas unidades de energia em f\u00edsica e engenharia.\u00a0Essas unidades de energia est\u00e3o resumidas nos seguintes pontos.\u00a0A convers\u00e3o entre eles \u00e9 muito simples.\u00a0Engenharia T\u00e9rmica<\/div>\n<\/div>\n<div class=\"su-divider su-divider-style-dotted\"><\/div>\n<div class=\"lgc-column lgc-grid-parent lgc-grid-100 lgc-tablet-grid-100 lgc-mobile-grid-100 lgc-equal-heights lgc-first lgc-last\">\n<div class=\"inside-grid-column\">\n<div class=\"su-spacer\"><\/div>\n<h2>Unidades de energia<\/h2>\n<p><strong>A energia<\/strong>\u00a0\u00e9 geralmente definida como o potencial de trabalhar ou produzir calor.\u00a0Essa defini\u00e7\u00e3o faz com que a unidade SI para energia seja igual \u00e0 unidade de trabalho &#8211; o\u00a0<strong>joule (J)<\/strong>\u00a0.\u00a0Joule \u00e9 uma unidade derivada de energia e \u00e9 nomeado em homenagem a\u00a0<strong>James Prescott Joule<\/strong>\u00a0e seus experimentos sobre o equivalente mec\u00e2nico do calor.\u00a0Em termos mais fundamentais, 1 joule \u00e9 igual a:<\/p>\n<p><strong>1 J = 1 kg.m\u00a0<sup>2<\/sup>\u00a0\/ s\u00a0<sup>2<\/sup><\/strong><\/p>\n<p>Como a energia \u00e9 uma quantidade f\u00edsica fundamental e \u00e9 usada em v\u00e1rios ramos f\u00edsicos e de engenharia, existem muitas\u00a0<strong>unidades de energia<\/strong> em f\u00edsica e engenharia. Essas unidades est\u00e3o resumidas nos seguintes pontos:<\/p>\n<ul>\n<li class=\"su-spoiler-title\" tabindex=\"0\" role=\"button\">Joule (unidade: J)<\/li>\n<li class=\"su-spoiler-title\" tabindex=\"0\" role=\"button\">Calorias (unidade: cal)<\/li>\n<li class=\"su-spoiler-title\" tabindex=\"0\" role=\"button\">Unidade T\u00e9rmica Brit\u00e2nica (unidade: BTU)<\/li>\n<li class=\"su-spoiler-title\" tabindex=\"0\" role=\"button\">For\u00e7a da libra-p\u00e9 (unidade: ft.lbf)<\/li>\n<li class=\"su-spoiler-title\" tabindex=\"0\" role=\"button\">Quilowatt-hora (unidade: kWh)<\/li>\n<li class=\"su-spoiler-title\" tabindex=\"0\" role=\"button\">Megawatt-dia (unidade: MWd)<\/li>\n<li class=\"su-spoiler-title\" tabindex=\"0\" role=\"button\">Electronvolt (unidade: eV)<\/li>\n<\/ul>\n<\/div>\n<\/div>\n<p>&nbsp;<\/p>\n<h2><span>Exemplos de energia de 1 Joule<\/span><\/h2>\n<p><strong><span>Um joule<\/span><\/strong><span>\u00a0na vida cotidiana e na ci\u00eancia corresponde aproximadamente a:<\/span><\/p>\n<ul>\n<li><span>A energia cin\u00e9tica de um objeto com massa\u00a0<\/span><strong><span>1 kg<\/span><\/strong><span>\u00a0movendo-se a \u221a2 \u2248\u00a0<\/span><strong><span>1,4 m \/ s<\/span><\/strong><span>\u00a0.<\/span><\/li>\n<li><span>A energia cin\u00e9tica de um\u00a0objeto de\u00a0<\/span><strong><span>50 kg<\/span><\/strong><span>\u00a0(por exemplo, humano) se move muito lentamente &#8211; aproximadamente\u00a0<\/span><strong><span>0,72 km \/ h<\/span><\/strong><span>\u00a0.<\/span><\/li>\n<li><span>A energia necess\u00e1ria para levantar uma ma\u00e7\u00e3 de tamanho m\u00e9dio (\u00a0<\/span><strong><span>100 g<\/span><\/strong><span>\u00a0)\u00a0<\/span><strong><span>1 metro verticalmente<\/span><\/strong><span>\u00a0da superf\u00edcie da Terra.<\/span><\/li>\n<li><span>O calor necess\u00e1rio para aumentar a temperatura de\u00a0<\/span><strong><span>um g de\u00a0<\/span><a title=\"Propriedades da \u00c1gua\" href=\"https:\/\/www.nuclear-power.com\/nuclear-engineering\/materials-nuclear-engineering\/properties-of-water\/\"><span>\u00e1gua<\/span><\/a><span>\u00a0de 0,24 \u00b0 C<\/span><\/strong><span>\u00a0.<\/span><\/li>\n<li><span>O calor necess\u00e1rio para\u00a0<\/span><strong><span>evaporar<\/span><\/strong><span>\u00a0de\u00a0<\/span><strong><span>0,00044 g de \u00e1gua no estado l\u00edquido<\/span><\/strong><span>\u00a0a 100 \u00b0 C.<\/span><\/li>\n<li><span>A quantidade de eletricidade necess\u00e1ria para acender um\u00a0<\/span><strong><span>LED de 1 watt<\/span><\/strong><span>\u00a0por\u00a0<\/span><strong><span>1 s<\/span><\/strong><span>\u00a0.<\/span><\/li>\n<li><span>\u00c9 liberado por aproximadamente\u00a0<\/span><strong><span>3,1\u00a0<\/span><\/strong><strong><span>\u00d7\u00a0<\/span><\/strong><strong><span>10\u00a0<\/span><\/strong><strong><sup><span>10<\/span><\/sup><\/strong><strong><span>\u00a0fiss\u00f5es<\/span><\/strong><span>\u00a0em um reator nuclear.<\/span><\/li>\n<\/ul>\n<div class=\"lgc-column lgc-grid-parent lgc-grid-100 lgc-tablet-grid-100 lgc-mobile-grid-100 lgc-equal-heights lgc-first lgc-last\">\n<div class=\"inside-grid-column\">\n<div class=\"su-accordion\">\n<div class=\"su-spoiler su-spoiler-style-default su-spoiler-icon-plus su-spoiler-closed\">\n<div class=\"su-spoiler-content su-clearfix\">\n<p>&nbsp;<\/p>\n<\/div>\n<\/div>\n<p>&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;&#8230;.<\/p>\n<p>Este artigo \u00e9 baseado na tradu\u00e7\u00e3o autom\u00e1tica do artigo original em ingl\u00eas. Para mais informa\u00e7\u00f5es, consulte o artigo em ingl\u00eas. Voc\u00ea pode nos ajudar. Se voc\u00ea deseja corrigir a tradu\u00e7\u00e3o, envie-a para: translations@nuclear-power.com ou preencha o formul\u00e1rio de tradu\u00e7\u00e3o on-line. Agradecemos sua ajuda, atualizaremos a tradu\u00e7\u00e3o o mais r\u00e1pido poss\u00edvel. Obrigado.<\/p>\n<\/div>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Existem muitas unidades de energia em f\u00edsica e engenharia.\u00a0Essas unidades de energia est\u00e3o resumidas nos seguintes pontos.\u00a0A convers\u00e3o entre eles \u00e9 muito simples.\u00a0Engenharia T\u00e9rmica Unidades de energia A energia\u00a0\u00e9 geralmente definida como o potencial de trabalhar ou produzir calor.\u00a0Essa defini\u00e7\u00e3o faz com que a unidade SI para energia seja igual \u00e0 unidade de trabalho &#8211; &#8230; <a title=\"O que \u00e9 Unidade de Energia &#8211; Convers\u00e3o &#8211; Defini\u00e7\u00e3o\" class=\"read-more\" href=\"https:\/\/www.thermal-engineering.org\/pt-br\/o-que-e-unidade-de-energia-conversao-definicao\/\" aria-label=\"More on O que \u00e9 Unidade de Energia &#8211; Convers\u00e3o &#8211; Defini\u00e7\u00e3o\">Ler mais<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[14],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v15.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>O que \u00e9 Unidade de Energia - Convers\u00e3o - Defini\u00e7\u00e3o<\/title>\n<meta name=\"description\" content=\"Existem muitas unidades de energia em f\u00edsica e engenharia. Essas unidades de energia est\u00e3o resumidas nos seguintes pontos. A convers\u00e3o entre eles \u00e9 muito simples. Engenharia T\u00e9rmica\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.thermal-engineering.org\/pt-br\/o-que-e-unidade-de-energia-conversao-definicao\/\" \/>\n<meta property=\"og:locale\" content=\"pt_BR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"O que \u00e9 Unidade de Energia - Convers\u00e3o - Defini\u00e7\u00e3o\" \/>\n<meta property=\"og:description\" content=\"Existem muitas unidades de energia em f\u00edsica e engenharia. Essas unidades de energia est\u00e3o resumidas nos seguintes pontos. A convers\u00e3o entre eles \u00e9 muito simples. Engenharia T\u00e9rmica\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.thermal-engineering.org\/pt-br\/o-que-e-unidade-de-energia-conversao-definicao\/\" \/>\n<meta property=\"og:site_name\" content=\"Thermal Engineering\" \/>\n<meta property=\"article:published_time\" content=\"2019-11-11T02:29:32+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2020-01-29T15:38:24+00:00\" \/>\n<meta name=\"twitter:card\" content=\"summary\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\">\n\t<meta name=\"twitter:data1\" content=\"Nick Connor\">\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\">\n\t<meta name=\"twitter:data2\" content=\"1 minuto\">\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.thermal-engineering.org\/fr\/#website\",\"url\":\"https:\/\/www.thermal-engineering.org\/fr\/\",\"name\":\"Thermal Engineering\",\"description\":\"\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":\"https:\/\/www.thermal-engineering.org\/fr\/?s={search_term_string}\",\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"pt-BR\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.thermal-engineering.org\/pt-br\/o-que-e-unidade-de-energia-conversao-definicao\/#webpage\",\"url\":\"https:\/\/www.thermal-engineering.org\/pt-br\/o-que-e-unidade-de-energia-conversao-definicao\/\",\"name\":\"O que \\u00e9 Unidade de Energia - Convers\\u00e3o - Defini\\u00e7\\u00e3o\",\"isPartOf\":{\"@id\":\"https:\/\/www.thermal-engineering.org\/fr\/#website\"},\"datePublished\":\"2019-11-11T02:29:32+00:00\",\"dateModified\":\"2020-01-29T15:38:24+00:00\",\"author\":{\"@id\":\"https:\/\/www.thermal-engineering.org\/fr\/#\/schema\/person\/e8c544db9afedaec8574d6464f9398bb\"},\"description\":\"Existem muitas unidades de energia em f\\u00edsica e engenharia. Essas unidades de energia est\\u00e3o resumidas nos seguintes pontos. A convers\\u00e3o entre eles \\u00e9 muito simples. Engenharia T\\u00e9rmica\",\"inLanguage\":\"pt-BR\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.thermal-engineering.org\/pt-br\/o-que-e-unidade-de-energia-conversao-definicao\/\"]}]},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.thermal-engineering.org\/fr\/#\/schema\/person\/e8c544db9afedaec8574d6464f9398bb\",\"name\":\"Nick Connor\",\"image\":{\"@type\":\"ImageObject\",\"@id\":\"https:\/\/www.thermal-engineering.org\/fr\/#personlogo\",\"inLanguage\":\"pt-BR\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/84c0dec310b44b65da29dc9df6925239?s=96&d=mm&r=g\",\"caption\":\"Nick Connor\"}}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","_links":{"self":[{"href":"https:\/\/www.thermal-engineering.org\/pt-br\/wp-json\/wp\/v2\/posts\/48557"}],"collection":[{"href":"https:\/\/www.thermal-engineering.org\/pt-br\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.thermal-engineering.org\/pt-br\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.thermal-engineering.org\/pt-br\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.thermal-engineering.org\/pt-br\/wp-json\/wp\/v2\/comments?post=48557"}],"version-history":[{"count":0,"href":"https:\/\/www.thermal-engineering.org\/pt-br\/wp-json\/wp\/v2\/posts\/48557\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.thermal-engineering.org\/pt-br\/wp-json\/wp\/v2\/media?parent=48557"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.thermal-engineering.org\/pt-br\/wp-json\/wp\/v2\/categories?post=48557"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.thermal-engineering.org\/pt-br\/wp-json\/wp\/v2\/tags?post=48557"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}