{"id":46696,"date":"2019-10-31T23:28:56","date_gmt":"2019-10-31T22:28:56","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/quest-ce-que-la-qualite-statique-qualite-du-flux-definition\/"},"modified":"2020-03-02T20:35:20","modified_gmt":"2020-03-02T19:35:20","slug":"quest-ce-que-la-qualite-statique-qualite-du-flux-definition","status":"publish","type":"post","link":"https:\/\/www.thermal-engineering.org\/fr\/quest-ce-que-la-qualite-statique-qualite-du-flux-definition\/","title":{"rendered":"Qu&#8217;est-ce que la qualit\u00e9 statique &#8211; Qualit\u00e9 du flux &#8211; D\u00e9finition"},"content":{"rendered":"<div class=\"su-quote su-quote-style-default\">\n<div class=\"su-quote-inner su-clearfix\">En mode d&#8217;\u00e9coulement de fluide \u00e0 deux phases, il est commode d&#8217;utiliser la qualit\u00e9 du d\u00e9bit au lieu de la qualit\u00e9 statique.\u00a0D\u00e9finition de la qualit\u00e9 statique et de la qualit\u00e9 du d\u00e9bit.\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>Param\u00e8tres de base du d\u00e9bit de fluide \u00e0 deux phases<\/h2>\n<p>Dans cette section, nous examinerons l\u2019\u00e9coulement simultan\u00e9 de\u00a0<strong>gaz (ou de vapeur) et d\u2019eau liquide<\/strong>\u00a0(comme dans\u00a0<a title=\"G\u00e9n\u00e9rateur de vapeur\" href=\"https:\/\/www.nuclear-power.com\/steam-generator\/\">les g\u00e9n\u00e9rateurs de vapeur<\/a>\u00a0et les condenseurs) dans un \u00e9coulement simultan\u00e9 \u00e0 travers un conduit de section A. Les indices\u00a0<strong>\u00abv\u00bb<\/strong>\u00a0et\u00a0<strong>\u00ab\u00bb<\/strong>\u00a0indiquent la\u00a0<strong>phase vapeur<\/strong>\u00a0et\u00a0<strong>la<\/strong>\u00a0phase\u00a0<strong>liquide<\/strong>\u00a0, respectivement.\u00a0Les param\u00e8tres fondamentaux qui caract\u00e9risent ce flux sont:<\/p>\n<ul>\n<li><a title=\"Fraction vide - \u00e9coulement diphasique\" href=\"https:\/\/www.nuclear-power.com\/nuclear-engineering\/fluid-dynamics\/two-phase-fluid-flow\/void-fraction-two-phase-flow\/\"><strong>Fraction vide<\/strong><\/a><\/li>\n<li><a title=\"Qualit\u00e9 statique - Qualit\u00e9 du d\u00e9bit\" href=\"https:\/\/www.nuclear-power.com\/nuclear-engineering\/fluid-dynamics\/two-phase-fluid-flow\/static-quality-flow-quality\/\"><strong>Qualit\u00e9 statique<\/strong><\/a><\/li>\n<li><a title=\"Qualit\u00e9 statique - Qualit\u00e9 du d\u00e9bit\" href=\"https:\/\/www.nuclear-power.com\/nuclear-engineering\/fluid-dynamics\/two-phase-fluid-flow\/static-quality-flow-quality\/\"><strong>Qualit\u00e9 du d\u00e9bit<\/strong><\/a><\/li>\n<li><a title=\"Densit\u00e9 de m\u00e9lange - D\u00e9bit diphasique\" href=\"https:\/\/www.nuclear-power.com\/nuclear-engineering\/fluid-dynamics\/two-phase-fluid-flow\/mixture-density-two-phase-flow\/\"><strong>Densit\u00e9 du m\u00e9lange<\/strong><\/a><\/li>\n<li><a title=\"Slip Ratio - V\u00e9locit\u00e9\" href=\"https:\/\/www.nuclear-power.com\/nuclear-engineering\/fluid-dynamics\/two-phase-fluid-flow\/slip-ratio-velocity-ratio\/\"><strong>Slip Ratio &#8211; V\u00e9locit\u00e9<\/strong><\/a><\/li>\n<li><a title=\"Vitesse superficielle - \u00e9coulement diphasique\" href=\"https:\/\/www.nuclear-power.com\/nuclear-engineering\/fluid-dynamics\/two-phase-fluid-flow\/superficial-velocity-two-phase-flow\/\"><strong>Vitesse superficielle<\/strong><\/a><\/li>\n<\/ul>\n<div class=\"su-spacer\"><\/div>\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-spacer\"><\/div>\n<h2>Qualit\u00e9 statique<\/h2>\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<p><span>En g\u00e9n\u00e9ral,\u00a0<\/span><strong><span>la qualit\u00e9 de la vapeur<\/span><\/strong><span>\u00a0est la fraction massique de vapeur dans un m\u00e9lange satur\u00e9.\u00a0La vapeur satur\u00e9e a une qualit\u00e9 de 100% et le liquide satur\u00e9 a une qualit\u00e9 de 0%.<\/span><\/p>\n<p><span>La qualit\u00e9 statique dans un \u00e9coulement de fluide diphasique est d\u00e9finie comme:<\/span><br \/>\n<a href=\"https:\/\/thermal-engineering.org\/wp-content\/uploads\/2019\/05\/static-quality-definition.png\"><img loading=\"lazy\" class=\"aligncenter size-full wp-image-14772 lazy-loaded\" src=\"https:\/\/thermal-engineering.org\/wp-content\/uploads\/2019\/05\/static-quality-definition.png\" alt=\"qualit\u00e9 statique - d\u00e9finition\" width=\"442\" height=\"97\" data-lazy-type=\"image\" data-src=\"https:\/\/thermal-engineering.org\/wp-content\/uploads\/2019\/05\/static-quality-definition.png\" \/><\/a><\/p>\n<div class=\"su-spacer\"><\/div>\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-spacer\"><\/div>\n<h2><span>Qualit\u00e9 du d\u00e9bit<\/span><\/h2>\n<p><span>Dans l&#8217;\u00e9coulement de fluide \u00e0 deux phases, il est pratique d&#8217;utiliser la\u00a0<\/span><strong><span>qualit\u00e9 de<\/span><\/strong><span>\u00a0l&#8217;\u00a0<strong>\u00e9coulement<\/strong>\u00a0au lieu de la qualit\u00e9 statique.\u00a0La qualit\u00e9 d&#8217;\u00e9coulement dans un \u00e9coulement de fluide diphasique est d\u00e9finie comme:<\/span><br \/>\n<a href=\"https:\/\/thermal-engineering.org\/wp-content\/uploads\/2019\/05\/flow-quality-definition.png\"><img loading=\"lazy\" class=\"aligncenter size-full wp-image-14773 lazy-loaded\" src=\"https:\/\/thermal-engineering.org\/wp-content\/uploads\/2019\/05\/flow-quality-definition.png\" alt=\"qualit\u00e9 du flux - d\u00e9finition\" width=\"460\" height=\"102\" data-lazy-type=\"image\" data-src=\"https:\/\/thermal-engineering.org\/wp-content\/uploads\/2019\/05\/flow-quality-definition.png\" \/><\/a><\/p>\n<p><span>Les relations entre\u00a0<\/span><strong><span>x, \u03b1 et S<\/span><\/strong><span>\u00a0peuvent \u00eatre d\u00e9duites et le r\u00e9sultat est:<\/span><\/p>\n<p><a href=\"https:\/\/thermal-engineering.org\/wp-content\/uploads\/2019\/05\/relations-between-quality-void-fraction-and-slip.png\"><img loading=\"lazy\" class=\"aligncenter size-full wp-image-14782 lazy-loaded\" src=\"https:\/\/thermal-engineering.org\/wp-content\/uploads\/2019\/05\/relations-between-quality-void-fraction-and-slip.png\" alt=\"relations entre qualit\u00e9, fraction de vide et glissement\" width=\"619\" height=\"101\" data-lazy-type=\"image\" data-src=\"https:\/\/thermal-engineering.org\/wp-content\/uploads\/2019\/05\/relations-between-quality-void-fraction-and-slip.png\" \/><\/a><\/p>\n<figure id=\"attachment_14781\" class=\"wp-caption aligncenter\" aria-describedby=\"caption-attachment-14781\"><a href=\"https:\/\/thermal-engineering.org\/wp-content\/uploads\/2019\/05\/Chart-Slip-Ratio.png\"><img loading=\"lazy\" class=\"size-full wp-image-14781 lazy-loaded\" src=\"https:\/\/thermal-engineering.org\/wp-content\/uploads\/2019\/05\/Chart-Slip-Ratio.png\" alt=\"Effet de S sur \u03b1 vs x pour l'eau \u00e0 7 MPa.  Source: Buongiorno Jacopo, D\u00e9partement des sciences et de l'ing\u00e9nierie nucl\u00e9aires du MIT, NOTES SUR LE FLUX EN DEUX PHASES\" width=\"601\" height=\"483\" data-lazy-type=\"image\" data-src=\"https:\/\/thermal-engineering.org\/wp-content\/uploads\/2019\/05\/Chart-Slip-Ratio.png\" \/><\/a><figcaption id=\"caption-attachment-14781\" class=\"wp-caption-text\"><span>Effet de S sur \u03b1 vs x pour l&#8217;eau \u00e0 7 MPa.\u00a0Source: Buongiorno Jacopo, D\u00e9partement des sciences et de l&#8217;ing\u00e9nierie nucl\u00e9aires du MIT, NOTES SUR LE FLUX EN DEUX PHASES<\/p>\n<p><\/span><\/figcaption><\/figure>\n<\/div>\n<\/div>\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>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","protected":false},"excerpt":{"rendered":"<p>En mode d&#8217;\u00e9coulement de fluide \u00e0 deux phases, il est commode d&#8217;utiliser la qualit\u00e9 du d\u00e9bit au lieu de la qualit\u00e9 statique.\u00a0D\u00e9finition de la qualit\u00e9 statique et de la qualit\u00e9 du d\u00e9bit.\u00a0G\u00e9nie thermique Param\u00e8tres de base du d\u00e9bit de fluide \u00e0 deux phases Dans cette section, nous examinerons l\u2019\u00e9coulement simultan\u00e9 de\u00a0gaz (ou de vapeur) et &#8230; <a title=\"Qu&#8217;est-ce que la qualit\u00e9 statique &#8211; Qualit\u00e9 du flux &#8211; D\u00e9finition\" class=\"read-more\" href=\"https:\/\/www.thermal-engineering.org\/fr\/quest-ce-que-la-qualite-statique-qualite-du-flux-definition\/\" aria-label=\"En savoir plus sur Qu&#8217;est-ce que la qualit\u00e9 statique &#8211; Qualit\u00e9 du flux &#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 qualit\u00e9 statique - Qualit\u00e9 du flux - D\u00e9finition<\/title>\n<meta name=\"description\" content=\"En mode d&#039;\u00e9coulement de fluide \u00e0 deux phases, il est commode d&#039;utiliser la qualit\u00e9 du d\u00e9bit au lieu de la qualit\u00e9 statique. 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