{"id":43919,"date":"2019-10-14T03:08:44","date_gmt":"2019-10-14T02:08:44","guid":{"rendered":"https:\/\/www.thermal-engineering.org\/quest-ce-que-la-resistance-parasitaire-definition\/"},"modified":"2020-02-17T10:37:06","modified_gmt":"2020-02-17T09:37:06","slug":"quest-ce-que-la-resistance-parasitaire-definition","status":"publish","type":"post","link":"https:\/\/www.thermal-engineering.org\/fr\/quest-ce-que-la-resistance-parasitaire-definition\/","title":{"rendered":"Qu&#8217;est-ce que la r\u00e9sistance parasitaire &#8211; D\u00e9finition"},"content":{"rendered":"<div class=\"su-quote su-quote-style-default\">\n<div class=\"su-quote-inner su-clearfix\">Le terme tra\u00een\u00e9e parasite est principalement utilis\u00e9 en a\u00e9rodynamique, \u00e9tant donn\u00e9 que la tra\u00een\u00e9e des ailes relevantes est g\u00e9n\u00e9ralement faible compar\u00e9 \u00e0 la portance. La r\u00e9sistance parasite est une combinaison de la r\u00e9sistance de la forme, de la friction de la peau et de la r\u00e9sistance d&#8217;interf\u00e9rence. G\u00e9nie thermique<\/div>\n<\/div>\n<div><\/div>\n<div><\/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<h2><span>Qu&#8217;est-ce que la tra\u00een\u00e9e parasite<\/span><\/h2>\n<p><span>Le terme\u00a0<\/span><strong><span>tra\u00een\u00e9e parasite<\/span><\/strong><span>\u00a0est principalement utilis\u00e9 en a\u00e9rodynamique, car pour soulever les ailes, la tra\u00een\u00e9e est en g\u00e9n\u00e9ral faible par rapport \u00e0 la portance.\u00a0<\/span><strong><span>Tra\u00een\u00e9e parasite<\/span><\/strong><span>\u00a0est une combinaison de\u00a0<\/span><a title=\"Glissement de forme - Glissement de pression\" href=\"https:\/\/www.nuclear-power.com\/nuclear-engineering\/fluid-dynamics\/what-is-drag-air-and-fluid-resistance\/form-drag-pressure-drag\/\"><span>forme tra\u00een\u00e9e<\/span><\/a><span>\u00a0, la\u00a0<\/span><a title=\"Friction de la peau - Friction Drag\" href=\"https:\/\/www.nuclear-power.com\/nuclear-engineering\/fluid-dynamics\/what-is-drag-air-and-fluid-resistance\/skin-friction-friction-drag\/\"><span>tra\u00een\u00e9e de frottement<\/span><\/a><span>\u00a0et la\u00a0tra\u00een\u00e9e d&#8217;interf\u00e9rence.<\/span><\/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-first\">\n<div class=\"inside-grid-column\">\n<div class=\"su-spacer\"><\/div>\n<h2><span>Friction de la peau &#8211; Friction Drag<\/span><\/h2>\n<p><span>Comme il a \u00e9t\u00e9 \u00e9crit, un fluide en mouvement exerce des forces de cisaillement tangentielles sur la surface en raison de l&#8217;\u00a0<\/span><strong><span>\u00e9tat antid\u00e9rapant<\/span><\/strong><span>\u00a0provoqu\u00e9 par des effets visqueux.\u00a0Ce type de\u00a0<\/span><strong><span>force<\/span><\/strong><span>\u00a0de\u00a0<strong>tra\u00een\u00e9e<\/strong>\u00a0, d\u00e9pend notamment de la g\u00e9om\u00e9trie, de la rugosit\u00e9 de la surface solide (uniquement en\u00a0<\/span><a title=\"\u00c9coulement turbulent\" href=\"https:\/\/www.thermal-engineering.org\/fr\/quest-ce-quun-ecoulement-turbulent-definition\/\"><span>\u00e9coulement turbulent<\/span><\/a><span>\u00a0) et du\u00a0<\/span><a title=\"R\u00e9gime de flux\" href=\"https:\/\/www.nuclear-power.com\/nuclear-engineering\/fluid-dynamics\/flow-regime\/\"><span>type d&#8217;\u00e9coulement du fluide<\/span><\/a><span>\u00a0.\u00a0La\u00a0<\/span><strong><span>tra\u00een\u00e9e de friction<\/span><\/strong><span>\u00a0est proportionnelle \u00e0 la surface.\u00a0Par cons\u00e9quent, les corps ayant une surface plus grande subiront une tra\u00een\u00e9e de friction plus importante.\u00a0C&#8217;est pourquoi les avions commerciaux r\u00e9duisent leur surface totale pour \u00e9conomiser du carburant.\u00a0<\/span><strong><span>La tra\u00een\u00e9e de friction<\/span><\/strong><span>\u00a0est une fonction importante de la viscosit\u00e9, et un fluide \u00abid\u00e9alis\u00e9\u00bb avec une viscosit\u00e9 nulle produirait une tra\u00een\u00e9e de friction nulle puisque la contrainte de cisaillement de la paroi serait nulle.<\/span><\/p>\n<p><strong><span>Le frottement de la peau<\/span><\/strong><span>\u00a0est caus\u00e9 par une tra\u00een\u00e9e visqueuse dans la couche limite autour de l&#8217;objet.\u00a0Les caract\u00e9ristiques de base de toutes\u00a0<\/span><strong><span>les couches limites laminaires et turbulentes<\/span><\/strong><span>\u00a0sont pr\u00e9sent\u00e9es dans le flux de d\u00e9veloppement sur une plaque plate.\u00a0Les \u00e9tapes de la formation de la couche limite sont illustr\u00e9es dans la figure ci-dessous:<\/span><\/p>\n<p><span>Il existe deux fa\u00e7ons de\u00a0<\/span><strong><span>r\u00e9duire la tra\u00een\u00e9e de friction<\/span><\/strong><span>\u00a0:<\/span><\/p>\n<ul>\n<li><span>la premi\u00e8re consiste \u00e0 fa\u00e7onner le corps mobile de mani\u00e8re \u00e0 ce que l&#8217;\u00e9coulement laminaire soit possible<\/span><\/li>\n<li><span>la deuxi\u00e8me m\u00e9thode consiste \u00e0 augmenter la longueur et \u00e0 diminuer la section transversale de l&#8217;objet en mouvement autant que possible.<\/span><\/li>\n<\/ul>\n<p><span>Le\u00a0<\/span><strong><span>coefficient de frottement cutan\u00e9<\/span><\/strong><span>\u00a0,\u00a0<\/span><strong><span>C\u00a0<\/span><sub><span>D, frottement<\/span><\/sub><\/strong><span>\u00a0, est d\u00e9fini par<\/span><\/p>\n<p><a href=\"https:\/\/thermal-engineering.org\/wp-content\/uploads\/2019\/05\/skin-friction-equation-drag-coefficient.png\"><img loading=\"lazy\" class=\"aligncenter size-full wp-image-20489 lazy-loaded\" src=\"https:\/\/thermal-engineering.org\/wp-content\/uploads\/2019\/05\/skin-friction-equation-drag-coefficient.png\" alt=\"friction de la peau - \u00e9quation - coefficient de tra\u00een\u00e9e\" width=\"217\" height=\"126\" data-lazy-type=\"image\" data-src=\"https:\/\/thermal-engineering.org\/wp-content\/uploads\/2019\/05\/skin-friction-equation-drag-coefficient.png\" \/><\/a><\/p>\n<p><span>Il faut noter que le\u00a0<\/span><strong><span>coefficient de frottement cutan\u00e9<\/span><\/strong><span>\u00a0est \u00e9gal au\u00a0<\/span><strong><a title=\"Facteur de friction de ventilation\" href=\"https:\/\/www.nuclear-power.com\/nuclear-engineering\/fluid-dynamics\/major-head-loss-friction-loss\/fanning-friction-factor\/\"><span>facteur de frottement de Fanning<\/span><\/a><\/strong><span>\u00a0.\u00a0Le facteur de friction de Fanning, nomm\u00e9 d&#8217;apr\u00e8s John Thomas Fanning, est un nombre sans dimension, c&#8217;est-\u00e0-dire un quart du\u00a0<\/span><a title=\"Facteur de friction Darcy\" href=\"https:\/\/www.thermal-engineering.org\/fr\/quest-ce-que-le-facteur-de-friction-de-darcy-definition\/\"><strong><span>facteur de friction de Darcy<\/span><\/strong><\/a><span>\u00a0.\u00a0Comme on peut le voir, il existe un lien entre\u00a0<\/span><strong><span>les forces de friction cutan\u00e9e<\/span><\/strong><span>\u00a0et les\u00a0<\/span><a title=\"Perte de t\u00eate majeure - Perte par friction\" href=\"https:\/\/www.nuclear-power.com\/nuclear-engineering\/fluid-dynamics\/major-head-loss-friction-loss\/\"><strong><span>pertes de charge par friction<\/span><\/strong><\/a><span>\u00a0.<\/span><\/p>\n<p><span>Voir aussi:\u00a0<\/span><a title=\"Facteur de friction Darcy\" href=\"https:\/\/www.thermal-engineering.org\/fr\/quest-ce-que-le-facteur-de-friction-de-darcy-definition\/\"><strong><span>Facteur de friction Darcy<\/span><\/strong><\/a><\/p>\n<p><span>Pour\u00a0<\/span><a title=\"\u00c9coulement laminaire - \u00c9coulement visqueux\" href=\"https:\/\/www.thermal-engineering.org\/fr\/quest-ce-que-lecoulement-laminaire-ecoulement-visqueux-definition\/\"><span>l&#8217;\u00e9coulement laminaire<\/span><\/a><span>\u00a0dans une conduite, le\u00a0<\/span><strong><span>facteur de frottement de Fanning<\/span><\/strong><span>\u00a0(coefficient de frottement cutan\u00e9) est une cons\u00e9quence de\u00a0<\/span><strong><span>la loi<\/span><\/strong><span>\u00a0de\u00a0<strong>Poiseuille<\/strong>\u00a0et il est donn\u00e9 par les \u00e9quations suivantes:<\/span><\/p>\n<p><a href=\"https:\/\/thermal-engineering.org\/wp-content\/uploads\/2019\/05\/drag-coefficient-laminar-flow.png\"><img loading=\"lazy\" class=\"aligncenter size-full wp-image-20490 lazy-loaded\" src=\"https:\/\/thermal-engineering.org\/wp-content\/uploads\/2019\/05\/drag-coefficient-laminar-flow.png\" alt=\"coefficient de tra\u00een\u00e9e - \u00e9coulement laminaire\" width=\"312\" height=\"195\" data-lazy-type=\"image\" data-src=\"https:\/\/thermal-engineering.org\/wp-content\/uploads\/2019\/05\/drag-coefficient-laminar-flow.png\" \/><\/a><\/p>\n<p><span>Dans\u00a0<\/span><a title=\"\u00c9coulement turbulent\" href=\"https:\/\/www.thermal-engineering.org\/fr\/quest-ce-quun-ecoulement-turbulent-definition\/\"><span>les \u00e9coulements turbulents<\/span><\/a><span>\u00a0, cependant, les choses sont plus difficiles, car le facteur de friction d\u00e9pend fortement de la\u00a0<\/span><a title=\"Rugosit\u00e9 relative du tuyau\" href=\"https:\/\/www.nuclear-power.com\/nuclear-engineering\/fluid-dynamics\/major-head-loss-friction-loss\/relative-roughness-of-pipe\/\"><span>rugosit\u00e9<\/span><\/a><span>\u00a0du\u00a0<a title=\"Relative Roughness of Pipe\" href=\"https:\/\/www.nuclear-power.com\/nuclear-engineering\/fluid-dynamics\/major-head-loss-friction-loss\/relative-roughness-of-pipe\/\">tuyau<\/a>\u00a0.\u00a0Le\u00a0<\/span><a href=\"https:\/\/www.thermal-engineering.org\/fr\/quest-ce-que-le-facteur-de-friction-de-darcy-definition\/\"><strong><span>facteur de friction<\/span><\/strong><\/a><span>\u00a0pour l&#8217;\u00e9coulement du fluide peut \u00eatre d\u00e9termin\u00e9 \u00e0 l&#8217;aide d&#8217;un\u00a0<\/span><a href=\"https:\/\/www.nuclear-power.com\/nuclear-engineering\/fluid-dynamics\/major-head-loss-friction-loss\/moody-diagram\/\"><strong><span>diagramme de Moody<\/span><\/strong><\/a><span>\u00a0.\u00a0Par exemple:<\/span><\/p>\n<p><a href=\"https:\/\/thermal-engineering.org\/wp-content\/uploads\/2019\/05\/drag-coefficient-turbulent-flow.png\"><img loading=\"lazy\" class=\"aligncenter size-full wp-image-20491 lazy-loaded\" src=\"https:\/\/thermal-engineering.org\/wp-content\/uploads\/2019\/05\/drag-coefficient-turbulent-flow.png\" alt=\"coefficient de tra\u00een\u00e9e - \u00e9coulement turbulent\" width=\"357\" height=\"189\" data-lazy-type=\"image\" data-src=\"https:\/\/thermal-engineering.org\/wp-content\/uploads\/2019\/05\/drag-coefficient-turbulent-flow.png\" \/><\/a><\/p>\n<p><span>La composante de friction de la\u00a0<\/span><strong><span>force de tra\u00een\u00e9e<\/span><\/strong><span>\u00a0est donn\u00e9e par:<\/span><\/p>\n<p><a href=\"https:\/\/thermal-engineering.org\/wp-content\/uploads\/2019\/05\/drag-force-skin-friction.png\"><img loading=\"lazy\" class=\"aligncenter size-full wp-image-20492 lazy-loaded\" src=\"https:\/\/thermal-engineering.org\/wp-content\/uploads\/2019\/05\/drag-force-skin-friction.png\" alt=\"force de tra\u00een\u00e9e - frottement de la peau\" width=\"345\" height=\"79\" data-lazy-type=\"image\" data-src=\"https:\/\/thermal-engineering.org\/wp-content\/uploads\/2019\/05\/drag-force-skin-friction.png\" \/><\/a><\/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<div class=\"su-spacer\"><\/div>\n<h2><span>Glissement de forme &#8211; Glissement de pression<\/span><\/h2>\n<p><strong><a href=\"https:\/\/thermal-engineering.org\/wp-content\/uploads\/2019\/05\/form-drag-pressure-drag-schema.png\"><img loading=\"lazy\" class=\"alignright size-medium wp-image-20493 lazy-loaded\" src=\"https:\/\/thermal-engineering.org\/wp-content\/uploads\/2019\/05\/form-drag-pressure-drag-schema-300x288.png\" alt=\"tra\u00een\u00e9e de forme - tra\u00een\u00e9e de pression\" width=\"300\" height=\"288\" data-lazy-type=\"image\" data-src=\"https:\/\/thermal-engineering.org\/wp-content\/uploads\/2019\/05\/form-drag-pressure-drag-schema-300x288.png\" \/><\/a><span>La tra\u00een\u00e9e de forme,<\/span><\/strong><span>\u00a0\u00e9galement appel\u00e9e\u00a0<strong>tra\u00een\u00e9e<\/strong>\u00a0de\u00a0<\/span><strong><span>pression,<\/span><\/strong><span>\u00a0r\u00e9sulte de la\u00a0<\/span><strong><span>forme<\/span><\/strong><span>\u00a0et de la\u00a0<\/span><strong><span>taille<\/span><\/strong><span>\u00a0de l&#8217;objet.\u00a0La\u00a0<\/span><strong><span>tra\u00een\u00e9e de pression<\/span><\/strong><span>\u00a0est proportionnelle \u00e0 la diff\u00e9rence entre les pressions agissant \u00e0 l&#8217;avant et \u00e0 l&#8217;arri\u00e8re du corps immerg\u00e9 et la zone frontale.\u00a0Ce type de force de tra\u00een\u00e9e est \u00e9galement une cons\u00e9quence int\u00e9ressante de l&#8217;\u00a0<\/span><strong><a title=\"\u00c9quation de Bernoulli - Principe de Bernoulli\" href=\"https:\/\/www.thermal-engineering.org\/fr\/quelle-est-lequation-de-bernoulli-principe-de-bernoulli-definition\/\"><span>effet de Bernoulli<\/span><\/a><span>\u00a0.\u00a0<\/span><\/strong><span>Selon le principe de Bernoulli, l&#8217;air en mouvement plus rapide exerce moins de\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>\u00a0.\u00a0Cela provoque, qu&#8217;il peut y avoir une\u00a0<\/span><strong><span>diff\u00e9rence de pression<\/span><\/strong><span>\u00a0entre les surfaces de l&#8217;objet.\u00a0La taille g\u00e9n\u00e9rale et la forme du corps sont les facteurs les plus importants de la\u00a0<\/span><strong><span>tra\u00een\u00e9e de forme<\/span><\/strong><span>.\u00a0En g\u00e9n\u00e9ral, les corps ayant une section g\u00e9om\u00e9trique pr\u00e9sent\u00e9e plus grande auront une tra\u00een\u00e9e plus \u00e9lev\u00e9e que les corps plus minces.<\/span><\/p>\n<p><span>Comme le montre la figure, la force de tra\u00een\u00e9e provient de la diff\u00e9rence entre les pressions agissant \u00e0 l&#8217;avant et \u00e0 l&#8217;arri\u00e8re du corps immerg\u00e9.\u00a0Pour cette force peut \u00eatre calcul\u00e9e (dans ce cas) en utilisant simplement la d\u00e9finition de la pression comme:<\/span><\/p>\n<p><a href=\"https:\/\/thermal-engineering.org\/wp-content\/uploads\/2019\/05\/form-drag-drag-force.png\"><img loading=\"lazy\" class=\"aligncenter size-full wp-image-20494 lazy-loaded\" src=\"https:\/\/thermal-engineering.org\/wp-content\/uploads\/2019\/05\/form-drag-drag-force.png\" alt=\"faire glisser - forcer la force\" width=\"199\" height=\"60\" data-lazy-type=\"image\" data-src=\"https:\/\/thermal-engineering.org\/wp-content\/uploads\/2019\/05\/form-drag-drag-force.png\" \/><\/a><\/p>\n<p><span>\u00c9tant donn\u00e9 que la\u00a0<\/span><strong><a title=\"Perte de t\u00eate - Perte de pression\" href=\"https:\/\/www.nuclear-power.com\/nuclear-engineering\/fluid-dynamics\/bernoullis-equation-bernoullis-principle\/head-loss\/\"><span>perte de charge<\/span><\/a><span>\u00a0est \u00e0 peu pr\u00e8s proportionnelle au carr\u00e9 du d\u00e9bit<\/span><\/strong><span>\u00a0dans la plupart des flux d&#8217;ing\u00e9nierie, le\u00a0<\/span><strong><span>coefficient de tra\u00een\u00e9e total<\/span><\/strong><span>\u00a0peut \u00eatre d\u00e9termin\u00e9 en ajoutant simplement les coefficients de friction et de tra\u00een\u00e9e de pression:<\/span><\/p>\n<p><a href=\"https:\/\/thermal-engineering.org\/wp-content\/uploads\/2019\/05\/skin-friction-form-drag-coefficients.png\"><img loading=\"lazy\" class=\"aligncenter size-full wp-image-20488 lazy-loaded\" src=\"https:\/\/thermal-engineering.org\/wp-content\/uploads\/2019\/05\/skin-friction-form-drag-coefficients.png\" alt=\"friction de la peau - tra\u00een\u00e9e de forme - coefficients\" width=\"308\" height=\"54\" data-lazy-type=\"image\" data-src=\"https:\/\/thermal-engineering.org\/wp-content\/uploads\/2019\/05\/skin-friction-form-drag-coefficients.png\" \/><\/a><\/p>\n<\/div>\n<\/div>\n<\/div>\n<div><\/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>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>Le terme tra\u00een\u00e9e parasite est principalement utilis\u00e9 en a\u00e9rodynamique, \u00e9tant donn\u00e9 que la tra\u00een\u00e9e des ailes relevantes est g\u00e9n\u00e9ralement faible compar\u00e9 \u00e0 la portance. La r\u00e9sistance parasite est une combinaison de la r\u00e9sistance de la forme, de la friction de la peau et de la r\u00e9sistance d&#8217;interf\u00e9rence. G\u00e9nie thermique Qu&#8217;est-ce que la tra\u00een\u00e9e parasite Le &#8230; <a title=\"Qu&#8217;est-ce que la r\u00e9sistance parasitaire &#8211; D\u00e9finition\" class=\"read-more\" href=\"https:\/\/www.thermal-engineering.org\/fr\/quest-ce-que-la-resistance-parasitaire-definition\/\" aria-label=\"En savoir plus sur Qu&#8217;est-ce que la r\u00e9sistance parasitaire &#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 r\u00e9sistance parasitaire - D\u00e9finition<\/title>\n<meta name=\"description\" content=\"Le terme tra\u00een\u00e9e parasite est principalement utilis\u00e9 en a\u00e9rodynamique, \u00e9tant donn\u00e9 que la tra\u00een\u00e9e des ailes relevantes est g\u00e9n\u00e9ralement faible compar\u00e9 \u00e0 la portance. La r\u00e9sistance parasite est une combinaison de la r\u00e9sistance de la forme, de la friction de la peau et de la r\u00e9sistance d&#039;interf\u00e9rence. G\u00e9nie thermique\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.thermal-engineering.org\/fr\/quest-ce-que-la-resistance-parasitaire-definition\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Qu&#039;est-ce que la r\u00e9sistance parasitaire - D\u00e9finition\" \/>\n<meta property=\"og:description\" content=\"Le terme tra\u00een\u00e9e parasite est principalement utilis\u00e9 en a\u00e9rodynamique, \u00e9tant donn\u00e9 que la tra\u00een\u00e9e des ailes relevantes est g\u00e9n\u00e9ralement faible compar\u00e9 \u00e0 la portance. La r\u00e9sistance parasite est une combinaison de la r\u00e9sistance de la forme, de la friction de la peau et de la r\u00e9sistance d&#039;interf\u00e9rence. G\u00e9nie thermique\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.thermal-engineering.org\/fr\/quest-ce-que-la-resistance-parasitaire-definition\/\" \/>\n<meta property=\"og:site_name\" content=\"Thermal Engineering\" \/>\n<meta property=\"article:published_time\" content=\"2019-10-14T02:08:44+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2020-02-17T09:37:06+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/thermal-engineering.org\/wp-content\/uploads\/2019\/05\/skin-friction-equation-drag-coefficient.png\" \/>\n<meta name=\"twitter:card\" content=\"summary\" \/>\n<meta name=\"twitter:label1\" content=\"\u00c9crit par\">\n\t<meta name=\"twitter:data1\" content=\"Nick Connor\">\n\t<meta name=\"twitter:label2\" content=\"Dur\u00e9e de lecture est.\">\n\t<meta name=\"twitter:data2\" content=\"4 minutes\">\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.thermal-engineering.org\/fr\/#website\",\"url\":\"https:\/\/www.thermal-engineering.org\/fr\/\",\"name\":\"Thermal Engineering\",\"description\":\"\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":\"https:\/\/www.thermal-engineering.org\/fr\/?s={search_term_string}\",\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"fr-FR\"},{\"@type\":\"ImageObject\",\"@id\":\"https:\/\/www.thermal-engineering.org\/fr\/quest-ce-que-la-resistance-parasitaire-definition\/#primaryimage\",\"inLanguage\":\"fr-FR\",\"url\":\"https:\/\/thermal-engineering.org\/wp-content\/uploads\/2019\/05\/skin-friction-equation-drag-coefficient.png\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.thermal-engineering.org\/fr\/quest-ce-que-la-resistance-parasitaire-definition\/#webpage\",\"url\":\"https:\/\/www.thermal-engineering.org\/fr\/quest-ce-que-la-resistance-parasitaire-definition\/\",\"name\":\"Qu'est-ce que la r\\u00e9sistance parasitaire - D\\u00e9finition\",\"isPartOf\":{\"@id\":\"https:\/\/www.thermal-engineering.org\/fr\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/www.thermal-engineering.org\/fr\/quest-ce-que-la-resistance-parasitaire-definition\/#primaryimage\"},\"datePublished\":\"2019-10-14T02:08:44+00:00\",\"dateModified\":\"2020-02-17T09:37:06+00:00\",\"author\":{\"@id\":\"https:\/\/www.thermal-engineering.org\/fr\/#\/schema\/person\/e8c544db9afedaec8574d6464f9398bb\"},\"description\":\"Le terme tra\\u00een\\u00e9e parasite est principalement utilis\\u00e9 en a\\u00e9rodynamique, \\u00e9tant donn\\u00e9 que la tra\\u00een\\u00e9e des ailes relevantes est g\\u00e9n\\u00e9ralement faible compar\\u00e9 \\u00e0 la portance. La r\\u00e9sistance parasite est une combinaison de la r\\u00e9sistance de la forme, de la friction de la peau et de la r\\u00e9sistance d'interf\\u00e9rence. 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