{"id":49338,"date":"2019-11-17T19:22:30","date_gmt":"2019-11-17T18:22:30","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/quest-ce-que-hp-turbine-turbine-a-vapeur-haute-pression-definition\/"},"modified":"2020-02-19T13:50:36","modified_gmt":"2020-02-19T12:50:36","slug":"quest-ce-que-hp-turbine-turbine-a-vapeur-haute-pression-definition","status":"publish","type":"post","link":"https:\/\/www.thermal-engineering.org\/fr\/quest-ce-que-hp-turbine-turbine-a-vapeur-haute-pression-definition\/","title":{"rendered":"Qu&#8217;est-ce que HP Turbine &#8211; Turbine \u00e0 vapeur haute pression &#8211; D\u00e9finition"},"content":{"rendered":"<div class=\"su-quote su-quote-style-default\">\n<div class=\"su-quote-inner su-clearfix\">HP Turbine (turbine \u00e0 haute pression) est g\u00e9n\u00e9ralement un \u00e9l\u00e9ment de turbine \u00e0 double flux avec un \u00e9tage de contr\u00f4le des impulsions suivi par des aubes de r\u00e9action \u00e0 chaque extr\u00e9mit\u00e9 de l&#8217;\u00e9l\u00e9ment.\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-50 lgc-tablet-grid-50 lgc-mobile-grid-100 lgc-equal-heights lgc-first\">\n<div class=\"inside-grid-column\">\n<div class=\"su-spacer\"><\/div>\n<h2>Turbine HP &#8211; Turbine \u00e0 vapeur haute pression<\/h2>\n<p>La plupart des\u00a0<strong>centrales nucl\u00e9aires<\/strong>\u00a0utilisent un\u00a0<strong>turbog\u00e9n\u00e9rateur \u00e0<\/strong>\u00a0un\u00a0<strong>seul arbre<\/strong>\u00a0compos\u00e9 d\u2019une\u00a0<strong>turbine HP \u00e0 plusieurs \u00e9tages<\/strong>\u00a0et de\u00a0<strong>trois\u00a0<\/strong><strong>turbines\u00a0<\/strong><strong>parall\u00e8les \u00e0 plusieurs \u00e9tages<\/strong>\u00a0, d\u2019un g\u00e9n\u00e9rateur principal et d\u2019un excitateur.<\/p>\n<p><strong>HP Turbine<\/strong>\u00a0(\u00a0<strong>turbine \u00e0<\/strong>\u00a0haute pression) est g\u00e9n\u00e9ralement un \u00e9l\u00e9ment de turbine \u00e0 double flux avec un \u00e9tage de contr\u00f4le des impulsions suivi par des aubes de r\u00e9action \u00e0 chaque extr\u00e9mit\u00e9 de l&#8217;\u00e9l\u00e9ment.\u00a0Il y a environ 10 \u00e9tages avec des aubes envelopp\u00e9es dans la turbine HP.\u00a0Il produit environ 30 \u00e0 40% de la puissance brute de la centrale.<\/p>\n<p>La turbine HP est g\u00e9n\u00e9ralement \u00e9quip\u00e9e de 3 ou 4 lignes d\u2019extraction \u00e0 autor\u00e9gulation, qui servent \u00e0 fournir de la vapeur pour:<\/p>\n<ul>\n<li>le d\u00e9gazeur<\/li>\n<li>les r\u00e9chauffeurs d&#8217;eau d&#8217;alimentation haute pression<\/li>\n<li>les pompes d&#8217;eau d&#8217;alimentation (lorsqu&#8217;elles sont entra\u00een\u00e9es par des turbines \u00e0 vapeur)<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<p>Dans la turbine HP, l&#8217;\u00e9tage haute pression re\u00e7oit de la\u00a0<a href=\"https:\/\/www.thermal-engineering.org\/fr\/quest-ce-que-steam-proprietes-de-steam-definition\/\">vapeur<\/a>\u00a0(cette vapeur est une vapeur presque satur\u00e9e &#8211; x = 0,995 &#8211; point C sur la figure;\u00a0<strong>6 MPa<\/strong>\u00a0; 275,6 \u00b0 C) provenant d&#8217;un g\u00e9n\u00e9rateur de vapeur et l&#8217;\u00e9vacue vers un s\u00e9parateur-r\u00e9chauffeur d&#8217;humidit\u00e9 (MSR &#8211; point D &#8211; ~\u00a0<strong>1,15 MPa<\/strong>\u00a0; ~ 186 \u00b0 C; x \u2248 0,9).\u00a0La vapeur doit \u00eatre r\u00e9chauff\u00e9e afin d&#8217;\u00e9viter des dommages pouvant \u00eatre caus\u00e9s aux aubes de turbine \u00e0 vapeur par\u00a0<a href=\"https:\/\/www.nuclear-power.com\/nuclear-engineering\/materials-nuclear-engineering\/properties-steam-what-is-steam\/vapor-quality-dryness-fraction\/\">de la vapeur de qualit\u00e9 inf\u00e9rieure<\/a>\u00a0.\u00a0Une teneur \u00e9lev\u00e9e en gouttelettes d\u2019eau peut provoquer l\u2019impact et l\u2019\u00e9rosion rapides des pales lors de la projection d\u2019eau condens\u00e9e sur les pales.\u00a0Le r\u00e9chauffeur r\u00e9chauffe la vapeur (point D), qui est ensuite dirig\u00e9e vers l&#8217;\u00e9tage basse pression de la turbine \u00e0 vapeur, o\u00f9 elle se d\u00e9tend (points E \u00e0 F).<\/p>\n<p>&nbsp;<\/p>\n<\/div>\n<\/div>\n<div class=\"lgc-column lgc-grid-parent lgc-grid-50 lgc-tablet-grid-50 lgc-mobile-grid-100 lgc-equal-heights lgc-last\">\n<div class=\"inside-grid-column\">\n<p><a href=\"https:\/\/thermal-engineering.org\/wp-content\/uploads\/2019\/05\/Steam-turbine-blades_2-min.png\"><img loading=\"lazy\" class=\"aligncenter size-medium wp-image-17882 lazy-loaded\" src=\"https:\/\/thermal-engineering.org\/wp-content\/uploads\/2019\/05\/Steam-turbine-blades_2-min-300x221.png\" alt=\"Turbine \u00e0 vapeur - pales_2-min\" width=\"300\" height=\"221\" data-lazy-type=\"image\" data-src=\"https:\/\/thermal-engineering.org\/wp-content\/uploads\/2019\/05\/Steam-turbine-blades_2-min-300x221.png\" \/><\/a><\/p>\n<figure id=\"attachment_17781\" class=\"wp-caption aligncenter\" aria-describedby=\"caption-attachment-17781\"><a href=\"https:\/\/thermal-engineering.org\/wp-content\/uploads\/2019\/05\/Rankine-Cycle-Ts-diagram.png\"><img loading=\"lazy\" class=\"size-full wp-image-17781 lazy-loaded\" src=\"https:\/\/thermal-engineering.org\/wp-content\/uploads\/2019\/05\/Rankine-Cycle-Ts-diagram.png\" alt=\"Cycle de Rankine - Diagramme Ts\" width=\"649\" height=\"598\" data-lazy-type=\"image\" data-src=\"https:\/\/thermal-engineering.org\/wp-content\/uploads\/2019\/05\/Rankine-Cycle-Ts-diagram.png\" \/><\/a><figcaption id=\"caption-attachment-17781\" class=\"wp-caption-text\">Cycle de Rankine &#8211; Diagramme Ts<\/figcaption><\/figure>\n<\/div>\n<\/div>\n<div class=\"su-spoiler-title\" tabindex=\"0\" role=\"button\">\n<p>&nbsp;<\/p>\n<p><a href=\"https:\/\/thermal-engineering.org\/wp-content\/uploads\/2019\/05\/Steam-Turbine-scheme-min.png\"><img loading=\"lazy\" class=\"size-large wp-image-17846 lazy-loaded\" src=\"https:\/\/thermal-engineering.org\/wp-content\/uploads\/2019\/05\/Steam-Turbine-scheme-min-1024x529.png\" alt=\"Turbine \u00e0 vapeur de PWR 3000 MWth typique\" width=\"669\" height=\"346\" data-lazy-type=\"image\" data-src=\"https:\/\/thermal-engineering.org\/wp-content\/uploads\/2019\/05\/Steam-Turbine-scheme-min-1024x529.png\" \/><\/a><\/p>\n<p>Sch\u00e9ma d&#8217;une turbine \u00e0 vapeur d&#8217;un REP typique de 3 000 MWth.<\/p>\n<p>&nbsp;<\/p>\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>HP Turbine (turbine \u00e0 haute pression) est g\u00e9n\u00e9ralement un \u00e9l\u00e9ment de turbine \u00e0 double flux avec un \u00e9tage de contr\u00f4le des impulsions suivi par des aubes de r\u00e9action \u00e0 chaque extr\u00e9mit\u00e9 de l&#8217;\u00e9l\u00e9ment.\u00a0G\u00e9nie thermique Turbine HP &#8211; Turbine \u00e0 vapeur haute pression La plupart des\u00a0centrales nucl\u00e9aires\u00a0utilisent un\u00a0turbog\u00e9n\u00e9rateur \u00e0\u00a0un\u00a0seul arbre\u00a0compos\u00e9 d\u2019une\u00a0turbine HP \u00e0 plusieurs \u00e9tages\u00a0et de\u00a0trois\u00a0turbines\u00a0parall\u00e8les &#8230; <a title=\"Qu&#8217;est-ce que HP Turbine &#8211; Turbine \u00e0 vapeur haute pression &#8211; D\u00e9finition\" class=\"read-more\" href=\"https:\/\/www.thermal-engineering.org\/fr\/quest-ce-que-hp-turbine-turbine-a-vapeur-haute-pression-definition\/\" aria-label=\"En savoir plus sur Qu&#8217;est-ce que HP Turbine &#8211; Turbine \u00e0 vapeur haute pression &#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 HP Turbine - Turbine \u00e0 vapeur haute pression - D\u00e9finition<\/title>\n<meta name=\"description\" content=\"HP Turbine (turbine \u00e0 haute pression) est g\u00e9n\u00e9ralement un \u00e9l\u00e9ment de turbine \u00e0 double flux avec un \u00e9tage de contr\u00f4le des impulsions suivi par des aubes de r\u00e9action \u00e0 chaque extr\u00e9mit\u00e9 de l&#039;\u00e9l\u00e9ment. 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