{"id":43090,"date":"2019-10-08T02:51:32","date_gmt":"2019-10-08T01:51:32","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/quest-ce-que-la-correlation-debullition-nucleate-correlation-de-rohsenow-definition\/"},"modified":"2020-02-06T08:39:31","modified_gmt":"2020-02-06T07:39:31","slug":"quest-ce-que-la-correlation-debullition-nucleate-correlation-de-rohsenow-definition","status":"publish","type":"post","link":"https:\/\/www.thermal-engineering.org\/fr\/quest-ce-que-la-correlation-debullition-nucleate-correlation-de-rohsenow-definition\/","title":{"rendered":"Qu&#8217;est-ce que la corr\u00e9lation d&#8217;\u00e9bullition Nucleate &#8211; Corr\u00e9lation de Rohsenow &#8211; D\u00e9finition"},"content":{"rendered":"<div class=\"su-quote su-quote-style-default\">\n<div class=\"su-quote-inner su-clearfix\">Corr\u00e9lations d&#8217;\u00e9bullition nucl\u00e9\u00e9es &#8211; Corr\u00e9lation de Rohsenow.\u00a0La corr\u00e9lation la plus largement utilis\u00e9e pour le taux de transfert de chaleur dans l&#8217;\u00e9bullition du pool nucl\u00e9\u00e9 a \u00e9t\u00e9 propos\u00e9e en 1952 par Rohsenow.\u00a0G\u00e9nie thermique<\/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>Corr\u00e9lations d&#8217;\u00e9bullition nucl\u00e9\u00e9es &#8211; Corr\u00e9lation de Rohsenow<\/h2>\n<p>Les r\u00e9gimes d&#8217;\u00e9bullition discut\u00e9s ci-dessus diff\u00e8rent consid\u00e9rablement par leur caract\u00e8re.\u00a0Il existe \u00e9galement diff\u00e9rentes corr\u00e9lations d\u00e9crivant le transfert de chaleur.\u00a0Dans cette section, nous examinons certaines des corr\u00e9lations les plus largement utilis\u00e9es pour l\u2019\u00e9bullition nucl\u00e9\u00e9e.<\/p>\n<p><strong>Piscine bouillante<\/strong><\/p>\n<p><strong>Corr\u00e9lation de Rohsenow<\/strong><\/p>\n<p>La corr\u00e9lation la plus largement utilis\u00e9e pour le taux de transfert de chaleur dans l&#8217;\u00e9bullition du pool nucl\u00e9\u00e9 a \u00e9t\u00e9 propos\u00e9e en 1952 par\u00a0<strong>Rohsenow<\/strong>\u00a0:<\/p>\n<p><strong>Corr\u00e9lation de Rohsenow<\/strong><\/p>\n<p><a href=\"https:\/\/thermal-engineering.org\/wp-content\/uploads\/2019\/05\/Rohsenow-correlation-nucleate-boiling.png\"><img loading=\"lazy\" class=\"aligncenter size-full wp-image-20786 lazy-loaded\" src=\"https:\/\/thermal-engineering.org\/wp-content\/uploads\/2019\/05\/Rohsenow-correlation-nucleate-boiling.png\" alt=\"Corr\u00e9lation de Rohsenow - \u00e9bullition nucl\u00e9\u00e9e\" width=\"403\" height=\"87\" data-lazy-type=\"image\" data-src=\"https:\/\/thermal-engineering.org\/wp-content\/uploads\/2019\/05\/Rohsenow-correlation-nucleate-boiling.png\" \/><\/a><\/p>\n<p><span>o\u00f9<\/span><\/p>\n<ul>\n<li><span>q &#8211; flux de chaleur d&#8217;\u00e9bullition de la piscine nucl\u00e9\u00e9e [W \/ m\u00a0<\/span><sup><span>2<\/span><\/sup><span>\u00a0]<\/span><\/li>\n<li><span>c\u00a0<\/span><sub><span>1<\/span><\/sub><span>\u00a0&#8211; chaleur sp\u00e9cifique du liquide J \/ kg K<\/span><\/li>\n<li><span>\u0394T &#8211; temp\u00e9rature excessive \u00b0 C ou K<\/span><\/li>\n<li><span>h\u00a0<\/span><sub><span>fg<\/span><\/sub><span>\u00a0\u00a0&#8211; enthalpie de vaporisation, J \/ kg<\/span><\/li>\n<li><span>Pr &#8211; nombre de Prandtl de liquide<\/span><\/li>\n<li><span>n &#8211; constante exp\u00e9rimentale \u00e9gale \u00e0 1 pour l&#8217;eau et 1,7 pour les autres fluides<\/span><\/li>\n<li><span>C\u00a0<\/span><sub><span>sf<\/span><\/sub><span>\u00a0&#8211; facteur de fluide de surface, par exemple, l&#8217;eau et le nickel ont un C\u00a0<\/span><sub><span>sf<\/span><\/sub><span>\u00a0de 0,006<\/span><\/li>\n<li><span>\u03bc\u00a0<\/span><sub><span>1<\/span><\/sub><span>\u00a0&#8211; viscosit\u00e9 dynamique du liquide kg \/ ms<\/span><\/li>\n<li><span>g &#8211; acc\u00e9l\u00e9ration gravitationnelle m \/ s\u00a0<\/span><sup><span>2<\/span><\/sup><\/li>\n<li><span>g\u00a0<\/span><sub><span>0<\/span><\/sub><span>\u00a0&#8211; facteur de conversion de force kgm \/ Ns\u00a0<\/span><sup><span>2<\/span><\/sup><\/li>\n<li><span>\u03c1\u00a0<\/span><sub><span>1<\/span><\/sub><span>\u00a0&#8211; densit\u00e9 du liquide kg \/ m\u00a0<\/span><sup><span>3<\/span><\/sup><\/li>\n<li><span>\u03c1\u00a0<\/span><sub><span>v<\/span><\/sub><span>\u00a0&#8211; densit\u00e9 de vapeur kg \/ m\u00a0<\/span><sup><span>3<\/span><\/sup><\/li>\n<li><span>\u03c3 &#8211; interface tension liquide-vapeur de surface N \/ m<\/span><\/li>\n<\/ul>\n<p><span>Comme on peut le voir, \u0394T \u221d (q)\u00a0<\/span><sup><span>\u2153<\/span><\/sup><span>\u00a0.\u00a0Cette proportionnalit\u00e9 tr\u00e8s importante montre une capacit\u00e9 croissante de l&#8217;interface \u00e0 transf\u00e9rer la chaleur.<\/span><\/p>\n<p>&nbsp;<\/p>\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>Cet article est bas\u00e9 sur la traduction automatique de l&#8217;article original en anglais. Pour plus d&#8217;informations, voir l&#8217;article en anglais. Pouvez vous nous aider Si vous souhaitez corriger la traduction, envoyez-la \u00e0 l&#8217;adresse: translations@nuclear-power.com ou remplissez le formulaire de traduction en ligne. Nous appr\u00e9cions votre aide, nous mettrons \u00e0 jour la traduction le plus rapidement possible. Merci<\/p>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Corr\u00e9lations d&#8217;\u00e9bullition nucl\u00e9\u00e9es &#8211; Corr\u00e9lation de Rohsenow.\u00a0La corr\u00e9lation la plus largement utilis\u00e9e pour le taux de transfert de chaleur dans l&#8217;\u00e9bullition du pool nucl\u00e9\u00e9 a \u00e9t\u00e9 propos\u00e9e en 1952 par Rohsenow.\u00a0G\u00e9nie thermique Corr\u00e9lations d&#8217;\u00e9bullition nucl\u00e9\u00e9es &#8211; Corr\u00e9lation de Rohsenow Les r\u00e9gimes d&#8217;\u00e9bullition discut\u00e9s ci-dessus diff\u00e8rent consid\u00e9rablement par leur caract\u00e8re.\u00a0Il existe \u00e9galement diff\u00e9rentes corr\u00e9lations d\u00e9crivant le &#8230; <a title=\"Qu&#8217;est-ce que la corr\u00e9lation d&#8217;\u00e9bullition Nucleate &#8211; Corr\u00e9lation de Rohsenow &#8211; D\u00e9finition\" class=\"read-more\" href=\"https:\/\/www.thermal-engineering.org\/fr\/quest-ce-que-la-correlation-debullition-nucleate-correlation-de-rohsenow-definition\/\" aria-label=\"En savoir plus sur Qu&#8217;est-ce que la corr\u00e9lation d&#8217;\u00e9bullition Nucleate &#8211; Corr\u00e9lation de Rohsenow &#8211; D\u00e9finition\">Lire la suite<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[8],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v15.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Qu&#039;est-ce que la corr\u00e9lation d&#039;\u00e9bullition Nucleate - Corr\u00e9lation de Rohsenow - D\u00e9finition<\/title>\n<meta name=\"description\" content=\"Corr\u00e9lations d&#039;\u00e9bullition nucl\u00e9\u00e9es - Corr\u00e9lation de Rohsenow. 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