{"id":47811,"date":"2019-11-06T21:16:38","date_gmt":"2019-11-06T20:16:38","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/qual-e-a-vantagem-e-a-desvantagem-das-turbinas-a-vapor-definicao\/"},"modified":"2020-01-25T09:31:52","modified_gmt":"2020-01-25T08:31:52","slug":"qual-e-a-vantagem-e-a-desvantagem-das-turbinas-a-vapor-definicao","status":"publish","type":"post","link":"https:\/\/www.thermal-engineering.org\/pt-br\/qual-e-a-vantagem-e-a-desvantagem-das-turbinas-a-vapor-definicao\/","title":{"rendered":"Qual \u00e9 a vantagem e a desvantagem das turbinas a vapor &#8211; Defini\u00e7\u00e3o"},"content":{"rendered":"<div class=\"su-quote su-quote-style-default\">\n<div class=\"su-quote-inner su-clearfix\">Vantagens e desvantagens das turbinas a vapor. Embora aproximadamente 90% de toda a gera\u00e7\u00e3o de eletricidade do mundo seja feita com turbinas a vapor, elas tamb\u00e9m apresentam algumas desvantagens. Engenharia T\u00e9rmica<\/div>\n<\/div>\n<div><\/div>\n<div>\n<h2><span>Vantagens e desvantagens das turbinas a vapor<\/span><\/h2>\n<p><strong><span>Vantagens<\/span><\/strong><\/p>\n<ul>\n<li><span>Como a turbina a vapor \u00e9 um motor rotativo de calor, \u00e9 particularmente adequada para ser usada para acionar um gerador el\u00e9trico.<\/span><\/li>\n<li><span>A efici\u00eancia t\u00e9rmica de uma turbina a vapor \u00e9 geralmente mais alta que a de um motor alternativo.<\/span><\/li>\n<li><span>Rela\u00e7\u00e3o pot\u00eancia \/ peso muito alta, em compara\u00e7\u00e3o com os motores alternativos.<\/span><\/li>\n<li><span>Menos pe\u00e7as m\u00f3veis que os motores alternativos.<\/span><\/li>\n<li><span>As turbinas a vapor s\u00e3o adequadas para grandes usinas termel\u00e9tricas.\u00a0Eles s\u00e3o fabricados em uma variedade de tamanhos de turbinas de at\u00e9 1,5 GW (2.000.000 hp) usadas para gerar eletricidade.<\/span><\/li>\n<li><span>Em geral, o vapor cont\u00e9m alta quantidade de entalpia (espacialmente na forma de calor de vaporiza\u00e7\u00e3o).\u00a0Isso implica em menores taxas de fluxo de massa em compara\u00e7\u00e3o com as turbinas a g\u00e1s.<\/span><\/li>\n<li><span>Em geral, a turbina se move em uma \u00fanica dire\u00e7\u00e3o, com muito menos vibra\u00e7\u00e3o do que um motor alternativo.<\/span><\/li>\n<li><span>As turbinas a vapor t\u00eam maior confiabilidade, principalmente em aplica\u00e7\u00f5es onde \u00e9 necess\u00e1ria alta pot\u00eancia sustentada.<\/span><\/li>\n<\/ul>\n<p><strong><span>Desvantagens<\/span><\/strong><\/p>\n<p><span>Embora aproximadamente 90% de toda a gera\u00e7\u00e3o de eletricidade do mundo seja feita com turbinas a vapor, elas tamb\u00e9m apresentam algumas desvantagens.<\/span><\/p>\n<ul>\n<li><span>Custo overnight relativamente alto.<\/span><\/li>\n<li><span>As turbinas a vapor s\u00e3o menos eficientes do que os motores alternativos em opera\u00e7\u00e3o com carga parcial.<\/span><\/li>\n<li><span>Eles t\u00eam partida mais longa que as turbinas a g\u00e1s e certamente os motores alternativos.<\/span><\/li>\n<li><span>Menos responsivo a mudan\u00e7as na demanda de energia em compara\u00e7\u00e3o com turbinas a g\u00e1s e motores alternativos<\/span><\/li>\n<\/ul>\n<\/div>\n<p>&nbsp;<\/p>\n<div class=\"su-youtube su-responsive-media-yes\"><iframe class=\"lazy-loaded\" src=\"https:\/\/www.youtube.com\/embed\/SPg7hOxFItI?\" width=\"340\" height=\"200\" frameborder=\"0\" allowfullscreen=\"allowfullscreen\" data-lazy-type=\"iframe\" data-src=\"https:\/\/www.youtube.com\/embed\/SPg7hOxFItI?\" data-mce-fragment=\"1\"><\/iframe><\/div>\n<figure id=\"attachment_17884\" class=\"wp-caption aligncenter\" aria-describedby=\"caption-attachment-17884\"><a href=\"https:\/\/thermal-engineering.org\/wp-content\/uploads\/2019\/05\/Steam-Turbine-LP-Turbine.jpg\"><img loading=\"lazy\" class=\"size-medium wp-image-17884 lazy-loaded\" src=\"https:\/\/thermal-engineering.org\/wp-content\/uploads\/2019\/05\/Steam-Turbine-LP-Turbine-300x300.jpg\" alt=\"Turbina a vapor\" width=\"300\" height=\"300\" data-lazy-type=\"image\" data-src=\"https:\/\/thermal-engineering.org\/wp-content\/uploads\/2019\/05\/Steam-Turbine-LP-Turbine-300x300.jpg\" \/><\/a><figcaption id=\"caption-attachment-17884\" class=\"wp-caption-text\"><span>Turbina a vapor.\u00a0Fonte wikipedia.org Licen\u00e7a: CC BY-SA 3.0<\/span><\/figcaption><\/figure>\n<div><\/div>\n<div><\/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","protected":false},"excerpt":{"rendered":"<p>Vantagens e desvantagens das turbinas a vapor. Embora aproximadamente 90% de toda a gera\u00e7\u00e3o de eletricidade do mundo seja feita com turbinas a vapor, elas tamb\u00e9m apresentam algumas desvantagens. Engenharia T\u00e9rmica Vantagens e desvantagens das turbinas a vapor Vantagens Como a turbina a vapor \u00e9 um motor rotativo de calor, \u00e9 particularmente adequada para ser &#8230; <a title=\"Qual \u00e9 a vantagem e a desvantagem das turbinas a vapor &#8211; Defini\u00e7\u00e3o\" class=\"read-more\" href=\"https:\/\/www.thermal-engineering.org\/pt-br\/qual-e-a-vantagem-e-a-desvantagem-das-turbinas-a-vapor-definicao\/\" aria-label=\"More on Qual \u00e9 a vantagem e a desvantagem das turbinas a vapor &#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>Qual \u00e9 a vantagem e a desvantagem das turbinas a vapor - Defini\u00e7\u00e3o<\/title>\n<meta name=\"description\" content=\"Vantagens e desvantagens das turbinas a vapor. 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