{"id":41781,"date":"2019-09-30T03:51:44","date_gmt":"2019-09-30T02:51:44","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/que-es-el-factor-de-friccion-para-el-flujo-turbulento-ecuacion-de-colebrook-definicion\/"},"modified":"2020-01-20T13:34:58","modified_gmt":"2020-01-20T12:34:58","slug":"que-es-el-factor-de-friccion-para-el-flujo-turbulento-ecuacion-de-colebrook-definicion","status":"publish","type":"post","link":"https:\/\/www.thermal-engineering.org\/es\/que-es-el-factor-de-friccion-para-el-flujo-turbulento-ecuacion-de-colebrook-definicion\/","title":{"rendered":"\u00bfQu\u00e9 es el factor de fricci\u00f3n para el flujo turbulento? Ecuaci\u00f3n de Colebrook: definici\u00f3n"},"content":{"rendered":"<div class=\"su-quote su-quote-style-default\">\n<div class=\"su-quote-inner su-clearfix\">El factor de fricci\u00f3n de Darcy para flujo turbulento puede determinarse mediante la ecuaci\u00f3n de Colebrook-White, que relaciona el factor de fricci\u00f3n de Darcy, el n\u00famero de Reynolds y la rugosidad relativa.\u00a0Ingenieria termal<\/div>\n<\/div>\n<div class=\"su-divider su-divider-style-dotted\"><\/div>\n<div class=\"lgc-column lgc-grid-parent lgc-grid-60 lgc-tablet-grid-60 lgc-mobile-grid-100 lgc-equal-heights lgc-first\">\n<div class=\"inside-grid-column\">\n<div class=\"su-spacer\"><\/div>\n<h2>Factor de fricci\u00f3n de Darcy para flujo turbulento<\/h2>\n<p>Si el\u00a0<a title=\"Numero Reynolds\" href=\"https:\/\/www.nuclear-power.com\/nuclear-engineering\/fluid-dynamics\/reynolds-number\/\"><strong>n\u00famero de Reynolds<\/strong><\/a>\u00a0es mayor que 3500, el flujo es\u00a0<a title=\"Flujo turbulento\" href=\"https:\/\/www.thermal-engineering.org\/es\/que-es-el-flujo-turbulento-definicion\/\">turbulento<\/a>\u00a0.\u00a0La mayor\u00eda de los sistemas de fluidos en las instalaciones nucleares operan con\u00a0<strong>flujo turbulento<\/strong>\u00a0.\u00a0En este\u00a0<a title=\"R\u00e9gimen de flujo\" href=\"https:\/\/www.nuclear-power.com\/nuclear-engineering\/fluid-dynamics\/flow-regime\/\">r\u00e9gimen de flujo,<\/a>\u00a0la resistencia al flujo sigue la\u00a0<a title=\"Ecuaci\u00f3n de Darcy-Weisbach\" href=\"https:\/\/www.nuclear-power.com\/nuclear-engineering\/fluid-dynamics\/major-head-loss-friction-loss\/darcy-weisbach-equation\/\"><strong>ecuaci\u00f3n de Darcy-Weisbach<\/strong><\/a>\u00a0: es proporcional al cuadrado de la velocidad media del flujo.\u00a0El factor de fricci\u00f3n de Darcy depende en gran medida de la\u00a0<a title=\"Rugosidad relativa de la tuber\u00eda\" href=\"https:\/\/www.nuclear-power.com\/nuclear-engineering\/fluid-dynamics\/major-head-loss-friction-loss\/relative-roughness-of-pipe\/\"><strong>rugosidad relativa<\/strong><\/a>\u00a0de la superficie interna de la tuber\u00eda.<\/p>\n<p>El m\u00e9todo m\u00e1s com\u00fan para determinar un factor de fricci\u00f3n para el flujo turbulento es usar el\u00a0<a title=\"Diagrama de Moody\" href=\"https:\/\/www.nuclear-power.com\/nuclear-engineering\/fluid-dynamics\/major-head-loss-friction-loss\/moody-diagram\/\"><strong>diagrama Moody<\/strong><\/a>\u00a0.\u00a0El diagrama de Moody (tambi\u00e9n conocido como el diagrama de Moody) es un diagrama de registro de la\u00a0<strong>correlaci\u00f3n de Colebrook<\/strong>\u00a0que relaciona el factor de fricci\u00f3n de Darcy, el n\u00famero de Reynolds y la rugosidad relativa para un flujo completamente desarrollado en una tuber\u00eda circular.\u00a0<strong>La ecuaci\u00f3n de Colebrook-White<\/strong>\u00a0:<\/p>\n<p><a href=\"https:\/\/thermal-engineering.org\/wp-content\/uploads\/2019\/05\/darcy-friction-factor-for-turbulent-flow.png\"><img loading=\"lazy\" class=\"aligncenter size-full wp-image-14585 lazy-loaded\" src=\"https:\/\/thermal-engineering.org\/wp-content\/uploads\/2019\/05\/darcy-friction-factor-for-turbulent-flow.png\" alt=\"Darcy Factor de fricci\u00f3n para flujo turbulento\" width=\"332\" height=\"69\" data-lazy-type=\"image\" data-src=\"https:\/\/thermal-engineering.org\/wp-content\/uploads\/2019\/05\/darcy-friction-factor-for-turbulent-flow.png\" \/><\/a><\/p>\n<\/div>\n<\/div>\n<div class=\"lgc-column lgc-grid-parent lgc-grid-40 lgc-tablet-grid-40 lgc-mobile-grid-100 lgc-equal-heights lgc-last\">\n<div class=\"inside-grid-column\">\n<p><strong>Flujo turbulento:<\/strong><\/p>\n<ul>\n<li><strong>Re&gt; 4000<\/strong><\/li>\n<li>&#8216;alta velocidad<\/li>\n<li>El flujo se caracteriza por el\u00a0<strong>movimiento irregular<\/strong>\u00a0de part\u00edculas del fluido.<\/li>\n<li>El movimiento promedio est\u00e1 en la direcci\u00f3n del flujo<\/li>\n<li>El perfil de velocidad de flujo para flujo turbulento es bastante plano a trav\u00e9s de la secci\u00f3n central de una tuber\u00eda y cae r\u00e1pidamente extremadamente cerca de las paredes.<\/li>\n<li>La velocidad de flujo promedio es aproximadamente igual a la velocidad en el centro de la tuber\u00eda.<\/li>\n<li>El an\u00e1lisis matem\u00e1tico es muy dif\u00edcil.<\/li>\n<li><strong>El tipo de flujo m\u00e1s com\u00fan<\/strong>\u00a0.<\/li>\n<\/ul>\n<\/div>\n<\/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=\"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\"><span>que tambi\u00e9n se conoce como la\u00a0<\/span><strong><span>ecuaci\u00f3n de Colebrook<\/span><\/strong><span>\u00a0, expresa el\u00a0<\/span><strong><span>factor de fricci\u00f3n de Darcy\u00a0<\/span><em><span>f<\/span><\/em>\u00a0<\/strong><span>en funci\u00f3n de la\u00a0<\/span><strong><span>rugosidad relativa<\/span><\/strong>\u00a0<span>de la\u00a0<strong>tuber\u00eda\u00a0<\/strong><\/span><strong><span>\u03b5 \/\u00a0<\/span><em><span>D\u00a0<\/span><\/em><sub><span>h<\/span><\/sub><\/strong><span>\u00a0y el n\u00famero de Reynolds.<\/span><span>En 1939, Colebrook encontr\u00f3 una correlaci\u00f3n impl\u00edcita para el factor de fricci\u00f3n en tuber\u00edas redondas al ajustar los datos de estudios experimentales de flujo turbulento en tuber\u00edas lisas y rugosas.<\/span><\/p>\n<p><span>Para tuber\u00edas hidr\u00e1ulicamente lisas y el flujo turbulento (Re &lt;10\u00a0<\/span><sup><span>5), el factor de fricci\u00f3n puede aproximarse mediante la\u00a0<\/span><strong><span>f\u00f3rmula de Blasius:<\/span><\/strong><\/sup><\/p>\n<p><strong><span>\u00a0f = (100.Re)\u00a0<\/span><sup><span>-\u00bc<\/span><\/sup><\/strong><\/p>\n<p><a href=\"https:\/\/thermal-engineering.org\/wp-content\/uploads\/2019\/05\/darcy-friction-factor-relative-roughness-min.png\"><img loading=\"lazy\" class=\"alignright size-medium wp-image-14586 lazy-loaded\" src=\"https:\/\/thermal-engineering.org\/wp-content\/uploads\/2019\/05\/darcy-friction-factor-relative-roughness-min-285x300.png\" alt=\"factor de fricci\u00f3n darcy - rugosidad relativa\" width=\"285\" height=\"300\" data-lazy-type=\"image\" data-src=\"https:\/\/thermal-engineering.org\/wp-content\/uploads\/2019\/05\/darcy-friction-factor-relative-roughness-min-285x300.png\" \/><\/a><span>Debe notarse que, en\u00a0<\/span><strong><span>n\u00fameros de Reynolds muy grandes<\/span><\/strong><span>\u00a0,\u00a0<\/span><strong><span>el factor de fricci\u00f3n es independiente del n\u00famero de Reynolds<\/span><\/strong><span>\u00a0.\u00a0Esto se debe a que el grosor de la subcapa laminar (subcapa viscosa) disminuye al aumentar el n\u00famero de Reynolds.\u00a0Para n\u00fameros de Reynolds muy grandes, el grosor de la subcapa laminar es comparable a la rugosidad de la superficie e influye directamente en el flujo.\u00a0La subcapa laminar se vuelve tan delgada que la rugosidad de la superficie sobresale en el flujo.\u00a0Las p\u00e9rdidas por fricci\u00f3n en este caso se producen en el flujo principal principalmente por los elementos de rugosidad que sobresalen, y la contribuci\u00f3n de la subcapa laminar es insignificante.<\/span><\/p>\n<\/div>\n<\/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-divider su-divider-style-dotted\"><\/div>\n<figure id=\"attachment_14429\" class=\"wp-caption aligncenter\" aria-describedby=\"caption-attachment-14429\"><a href=\"https:\/\/thermal-engineering.org\/wp-content\/uploads\/2019\/05\/Moody-chart-min.jpg\"><img loading=\"lazy\" class=\"size-full wp-image-14429 lazy-loaded\" src=\"https:\/\/thermal-engineering.org\/wp-content\/uploads\/2019\/05\/Moody-chart-min.jpg\" alt=\"Diagrama de Moody\" width=\"1409\" height=\"884\" data-lazy-type=\"image\" data-src=\"https:\/\/thermal-engineering.org\/wp-content\/uploads\/2019\/05\/Moody-chart-min.jpg\" \/><\/a><figcaption id=\"caption-attachment-14429\" class=\"wp-caption-text\"><span>Fuente: Donebythesecondlaw en Wikipedia en ingl\u00e9s, CC BY-SA 3.0,<\/span><br \/>\n<span>https:\/\/commons.wikimedia.org\/w\/index.php?curid=4681366<\/span><\/figcaption><\/figure>\n<div class=\"su-divider su-divider-style-dotted\"><\/div>\n<p><a href=\"https:\/\/thermal-engineering.org\/wp-content\/uploads\/2019\/05\/relative-roughness-absolute-roughness-friction-min.png\"><img loading=\"lazy\" class=\"aligncenter size-full wp-image-14587 lazy-loaded\" src=\"https:\/\/thermal-engineering.org\/wp-content\/uploads\/2019\/05\/relative-roughness-absolute-roughness-friction-min.png\" alt=\"rugosidad relativa - rugosidad absoluta\" width=\"390\" height=\"691\" data-lazy-type=\"image\" data-src=\"https:\/\/thermal-engineering.org\/wp-content\/uploads\/2019\/05\/relative-roughness-absolute-roughness-friction-min.png\" \/><\/a><\/div>\n<\/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\"><\/div>\n<\/div>\n<\/div>\n<\/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 art\u00edculo se basa en la traducci\u00f3n autom\u00e1tica del art\u00edculo original en ingl\u00e9s. Para m\u00e1s informaci\u00f3n vea el art\u00edculo en ingl\u00e9s. Puedes ayudarnos. Si desea corregir la traducci\u00f3n, env\u00edela a: translations@nuclear-power.com o complete el formulario de traducci\u00f3n en l\u00ednea. Agradecemos su ayuda, actualizaremos la traducci\u00f3n lo antes posible. Gracias.<\/p>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>El factor de fricci\u00f3n de Darcy para flujo turbulento puede determinarse mediante la ecuaci\u00f3n de Colebrook-White, que relaciona el factor de fricci\u00f3n de Darcy, el n\u00famero de Reynolds y la rugosidad relativa.\u00a0Ingenieria termal Factor de fricci\u00f3n de Darcy para flujo turbulento Si el\u00a0n\u00famero de Reynolds\u00a0es mayor que 3500, el flujo es\u00a0turbulento\u00a0.\u00a0La mayor\u00eda de los sistemas &#8230; <a title=\"\u00bfQu\u00e9 es el factor de fricci\u00f3n para el flujo turbulento? Ecuaci\u00f3n de Colebrook: definici\u00f3n\" class=\"read-more\" href=\"https:\/\/www.thermal-engineering.org\/es\/que-es-el-factor-de-friccion-para-el-flujo-turbulento-ecuacion-de-colebrook-definicion\/\" aria-label=\"M\u00e1s en \u00bfQu\u00e9 es el factor de fricci\u00f3n para el flujo turbulento? Ecuaci\u00f3n de Colebrook: definici\u00f3n\">Leer m\u00e1s<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[16],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v15.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u00bfQu\u00e9 es el factor de fricci\u00f3n para el flujo turbulento? 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