{"id":49402,"date":"2019-11-18T17:22:54","date_gmt":"2019-11-18T16:22:54","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/quest-ce-quun-gaz-ideal-definition\/"},"modified":"2020-02-25T15:00:32","modified_gmt":"2020-02-25T14:00:32","slug":"quest-ce-quun-gaz-ideal-definition","status":"publish","type":"post","link":"https:\/\/www.thermal-engineering.org\/fr\/quest-ce-quun-gaz-ideal-definition\/","title":{"rendered":"Qu&#8217;est-ce qu&#8217;un gaz parfait? D\u00e9finition"},"content":{"rendered":"<div class=\"su-quote su-quote-style-default\">\n<div class=\"su-quote-inner su-clearfix\">Un gaz parfait est d\u00e9fini comme un gaz dans lequel toutes les collisions entre atomes ou mol\u00e9cules sont parfaitement \u00e9lastiques et dans lequel il n\u2019existe aucune force attractive intermol\u00e9culaire.\u00a0G\u00e9nie thermique<\/div>\n<\/div>\n<div><\/div>\n<div>\n<h2><span>Qu&#8217;est-ce qu&#8217;un gaz parfait<\/span><\/h2>\n<p><span>Un\u00a0<\/span><strong><span>gaz parfait<\/span><\/strong><span>\u00a0est d\u00e9fini comme celui dans lequel toutes les collisions entre atomes ou mol\u00e9cules sont\u00a0<\/span><strong><span>parfaitement \u00e9lastiques<\/span><\/strong><span>\u00a0et o\u00f9 il n&#8217;y a\u00a0<\/span><strong><span>pas de forces d&#8217;attraction intermol\u00e9culaires<\/span><\/strong><span>\u00a0.\u00a0Un gaz parfait peut \u00eatre visualis\u00e9 comme une collection de sph\u00e8res parfaitement dures qui entrent en collision mais qui, autrement, n&#8217;interagissent pas entre elles.\u00a0En r\u00e9alit\u00e9, aucun gaz r\u00e9el n&#8217;est comme un gaz parfait et donc aucun gaz r\u00e9el ne suit\u00a0compl\u00e8tement la\u00a0<\/span><strong><span>loi<\/span><\/strong><span>\u00a0ou l&#8217;\u00e9quation du\u00a0<strong>gaz parfait<\/strong>\u00a0.\u00a0\u00c0 des\u00a0<\/span><a title=\"Qu'est-ce que la temp\u00e9rature - Physique\" href=\"https:\/\/www.thermal-engineering.org\/fr\/quest-ce-que-la-temperature-physique-definition\/\"><span>temp\u00e9ratures<\/span><\/a><span>\u00a0proches d&#8217;un\u00a0<\/span><a title=\"Saturation - point d'\u00e9bullition\" href=\"https:\/\/www.thermal-engineering.org\/fr\/quest-ce-que-la-saturation-point-debullition-definition\/\"><span>point d&#8217;\u00e9bullition des<\/span><\/a><span>\u00a0gaz\u00a0, augmentation de la\u00a0<\/span><a title=\"Qu'est-ce que la pression - Physique\" href=\"https:\/\/www.nuclear-power.com\/nuclear-engineering\/thermodynamics\/thermodynamic-properties\/what-is-pressure-physics\/\"><span>pression<\/span><\/a><span>provoquera la condensation et des baisses drastiques de volume.\u00a0A des pressions tr\u00e8s \u00e9lev\u00e9es, les forces intermol\u00e9culaires d&#8217;un gaz sont importantes.\u00a0Cependant, la plupart des gaz sont en accord approximatif \u00e0 des pressions et des temp\u00e9ratures sup\u00e9rieures \u00e0 leur point d&#8217;\u00e9bullition.\u00a0La\u00a0<\/span><strong><span>loi du gaz parfait<\/span><\/strong><span>\u00a0est utilis\u00e9e par les ing\u00e9nieurs travaillant avec les gaz car elle est\u00a0<\/span><strong><span>simple \u00e0 utiliser<\/span><\/strong><span> et se rapproche du comportement r\u00e9el du gaz.<\/span><\/p>\n<\/div>\n<p>&nbsp;<\/p>\n<p><span>Voir aussi:\u00a0<\/span><a title=\"Collisions \u00e9lastiques\" href=\"https:\/\/www.nuclear-power.com\/laws-of-conservation\/law-of-conservation-of-energy\/elastic-collisions\/\"><span>Collision \u00e9lastique<\/span><\/a><\/p>\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-accordion\">\n<div class=\"su-spoiler su-spoiler-style-default su-spoiler-icon-arrow\" data-anchor=\"References\">\n<div class=\"su-spoiler-content su-clearfix\">\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<\/div>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Un gaz parfait est d\u00e9fini comme un gaz dans lequel toutes les collisions entre atomes ou mol\u00e9cules sont parfaitement \u00e9lastiques et dans lequel il n\u2019existe aucune force attractive intermol\u00e9culaire.\u00a0G\u00e9nie thermique Qu&#8217;est-ce qu&#8217;un gaz parfait Un\u00a0gaz parfait\u00a0est d\u00e9fini comme celui dans lequel toutes les collisions entre atomes ou mol\u00e9cules sont\u00a0parfaitement \u00e9lastiques\u00a0et o\u00f9 il n&#8217;y a\u00a0pas de &#8230; <a title=\"Qu&#8217;est-ce qu&#8217;un gaz parfait? D\u00e9finition\" class=\"read-more\" href=\"https:\/\/www.thermal-engineering.org\/fr\/quest-ce-quun-gaz-ideal-definition\/\" aria-label=\"En savoir plus sur Qu&#8217;est-ce qu&#8217;un gaz parfait? 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 qu&#039;un gaz id\u00e9al? D\u00e9finition<\/title>\n<meta name=\"description\" content=\"Un gaz id\u00e9al est d\u00e9fini comme un gaz dans lequel toutes les collisions entre atomes ou mol\u00e9cules sont parfaitement \u00e9lastiques et dans lequel il n&#039;y a pas de forces d&#039;attraction intermol\u00e9culaires. 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