{"id":5003,"date":"2020-07-17T19:39:08","date_gmt":"2020-07-17T17:39:08","guid":{"rendered":"https:\/\/www.shf-hydro.org\/educational-content\/general-hydraulics\/"},"modified":"2021-05-19T16:56:54","modified_gmt":"2021-05-19T14:56:54","slug":"general-hydraulics","status":"publish","type":"page","link":"https:\/\/www.shf-hydro.org\/en\/publications\/educational-content\/general-hydraulics\/","title":{"rendered":"General hydraulics"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"5003\" class=\"elementor elementor-5003 elementor-2863\" data-elementor-post-type=\"page\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-74b3534 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"74b3534\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-33 elementor-top-column elementor-element elementor-element-18391c7\" data-id=\"18391c7\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-b3f4fdb elementor-nav-menu--dropdown-mobile ss_nav_pages_01 elementor-nav-menu__text-align-aside elementor-nav-menu--toggle elementor-nav-menu--burger elementor-widget elementor-widget-nav-menu\" data-id=\"b3f4fdb\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;layout&quot;:&quot;vertical&quot;,&quot;submenu_icon&quot;:{&quot;value&quot;:&quot;&lt;i class=\\&quot;fas fa-caret-down\\&quot; aria-hidden=\\&quot;true\\&quot;&gt;&lt;\\\/i&gt;&quot;,&quot;library&quot;:&quot;fa-solid&quot;},&quot;toggle&quot;:&quot;burger&quot;}\" data-widget_type=\"nav-menu.default\">\n\t\t\t\t\t\t\t\t<nav aria-label=\"Menu\" class=\"elementor-nav-menu--main elementor-nav-menu__container elementor-nav-menu--layout-vertical e--pointer-none\">\n\t\t\t\t<ul id=\"menu-1-b3f4fdb\" class=\"elementor-nav-menu sm-vertical\"><li class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-5128\"><a href=\"https:\/\/www.shf-hydro.org\/en\/publications\/educational-content\/presentation\/\" class=\"elementor-item\">Presentation<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-5129\"><a href=\"https:\/\/www.shf-hydro.org\/en\/publications\/educational-content\/general-hydraulics\/\" class=\"elementor-item\">General hydraulics<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-5130\"><a href=\"https:\/\/www.shf-hydro.org\/en\/publications\/educational-content\/hydrology\/\" class=\"elementor-item\">Hydrology<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-5131\"><a href=\"https:\/\/www.shf-hydro.org\/en\/publications\/educational-content\/maritime-hydraulics\/\" class=\"elementor-item\">Maritime hydraulics<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-5133\"><a href=\"https:\/\/www.shf-hydro.org\/en\/publications\/educational-content\/estuarine-hydraulics\/\" class=\"elementor-item\">Estuarine hydraulics<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-5132\"><a href=\"https:\/\/www.shf-hydro.org\/en\/publications\/educational-content\/river-hydraulics\/\" class=\"elementor-item\">River hydraulics<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-5134\"><a href=\"https:\/\/www.shf-hydro.org\/en\/publications\/educational-content\/morphodynamics\/\" class=\"elementor-item\">Morphodynamics<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-5135\"><a href=\"https:\/\/www.shf-hydro.org\/en\/publications\/educational-content\/student-works\/\" class=\"elementor-item\">Student works<\/a><\/li>\n<\/ul>\t\t\t<\/nav>\n\t\t\t\t\t<div class=\"elementor-menu-toggle\" role=\"button\" tabindex=\"0\" aria-label=\"Menu Toggle\" aria-expanded=\"false\">\n\t\t\t<i aria-hidden=\"true\" role=\"presentation\" class=\"elementor-menu-toggle__icon--open eicon-menu-bar\"><\/i><i aria-hidden=\"true\" role=\"presentation\" class=\"elementor-menu-toggle__icon--close eicon-close\"><\/i>\t\t<\/div>\n\t\t\t\t\t<nav class=\"elementor-nav-menu--dropdown elementor-nav-menu__container\" aria-hidden=\"true\">\n\t\t\t\t<ul id=\"menu-2-b3f4fdb\" class=\"elementor-nav-menu sm-vertical\"><li class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-5128\"><a href=\"https:\/\/www.shf-hydro.org\/en\/publications\/educational-content\/presentation\/\" class=\"elementor-item\" tabindex=\"-1\">Presentation<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-5129\"><a href=\"https:\/\/www.shf-hydro.org\/en\/publications\/educational-content\/general-hydraulics\/\" class=\"elementor-item\" tabindex=\"-1\">General hydraulics<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-5130\"><a href=\"https:\/\/www.shf-hydro.org\/en\/publications\/educational-content\/hydrology\/\" class=\"elementor-item\" tabindex=\"-1\">Hydrology<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-5131\"><a href=\"https:\/\/www.shf-hydro.org\/en\/publications\/educational-content\/maritime-hydraulics\/\" class=\"elementor-item\" tabindex=\"-1\">Maritime hydraulics<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-5133\"><a href=\"https:\/\/www.shf-hydro.org\/en\/publications\/educational-content\/estuarine-hydraulics\/\" class=\"elementor-item\" tabindex=\"-1\">Estuarine hydraulics<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-5132\"><a href=\"https:\/\/www.shf-hydro.org\/en\/publications\/educational-content\/river-hydraulics\/\" class=\"elementor-item\" tabindex=\"-1\">River hydraulics<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-5134\"><a href=\"https:\/\/www.shf-hydro.org\/en\/publications\/educational-content\/morphodynamics\/\" class=\"elementor-item\" tabindex=\"-1\">Morphodynamics<\/a><\/li>\n<li class=\"menu-item menu-item-type-post_type menu-item-object-page menu-item-5135\"><a href=\"https:\/\/www.shf-hydro.org\/en\/publications\/educational-content\/student-works\/\" class=\"elementor-item\" tabindex=\"-1\">Student works<\/a><\/li>\n<\/ul>\t\t\t<\/nav>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-66 elementor-top-column elementor-element elementor-element-fea240a\" data-id=\"fea240a\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-ac9103c elementor-widget elementor-widget-heading\" data-id=\"ac9103c\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Water jet, Toulouse, France<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-f9dd546 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"f9dd546\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-77b08b0\" data-id=\"77b08b0\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-9bf4b79 elementor-widget elementor-widget-video\" data-id=\"9bf4b79\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;video_type&quot;:&quot;dailymotion&quot;,&quot;controls&quot;:&quot;yes&quot;}\" data-widget_type=\"video.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-wrapper elementor-open-inline\">\n\t\t\t<iframe class=\"elementor-video-iframe\" allowfullscreen allow=\"clipboard-write\" title=\"dailymotion Video Player\" src=\"https:\/\/dailymotion.com\/embed\/video\/x6bjl6w?ui-highlight&amp;start&amp;endscreen-enable=0&amp;controls=1&amp;mute=0&amp;ui-start-screen-info=1&amp;ui-logo=1\"><\/iframe>\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-f8f85a4\" data-id=\"f8f85a4\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-abe3c44 elementor-widget elementor-widget-text-editor\" data-id=\"abe3c44\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p><strong>Auteur : Jean-Michel T<\/strong><\/p>\n<p>Cette vid\u00e9o a \u00e9t\u00e9 enregistr\u00e9e au centre ville de Toulouse au square Charles de Gaulle. Elle montre un ensemble de jets d&#8217;eau alternatifs qui montent et qui descendent p\u00e9riodiquement. Ils produisent, en s&#8217;\u00e9crasant sur le sol, des ronds concentriques. Un examen superficiel peut laisser supposer que ces ph\u00e9nom\u00e8nes pr\u00e9sentent peu d&#8217;int\u00e9r\u00eats sur le plan des \u00e9coulements \u00e0 surface libre. Cependant, comme nous allons le voir, les jets d&#8217;eau illustrent de mani\u00e8re assez simple certains processus que l&#8217;on retrouve \u00e0 plus grande \u00e9chelle en nature : en mer ou en rivi\u00e8re.<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-913b613 elementor-icon-list--layout-traditional elementor-list-item-link-full_width elementor-widget elementor-widget-icon-list\" data-id=\"913b613\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"icon-list.default\">\n\t\t\t\t\t\t\t<ul class=\"elementor-icon-list-items\">\n\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item\">\n\t\t\t\t\t\t\t\t\t\t\t<a href=\"http:\/\/wikhydro.developpement-durable.gouv.fr\/index.php\/ANSWER_-_Jet_d%27eau,_Toulouse,_France\" target=\"_blank\">\n\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"fas fa-arrow-circle-right\"><\/i>\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text\">Find out more<\/span>\n\t\t\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<div class=\"elementor-element elementor-element-b5586fa elementor-widget elementor-widget-heading\" data-id=\"b5586fa\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Vague de poupe Antares 10 noeuds, L'Aber Wrac'h, France<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-2d0d1c9 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"2d0d1c9\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-8cd9a91\" data-id=\"8cd9a91\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-7625d9a elementor-widget elementor-widget-video\" data-id=\"7625d9a\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;video_type&quot;:&quot;dailymotion&quot;,&quot;controls&quot;:&quot;yes&quot;}\" data-widget_type=\"video.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-wrapper elementor-open-inline\">\n\t\t\t<iframe class=\"elementor-video-iframe\" allowfullscreen allow=\"clipboard-write\" title=\"dailymotion Video Player\" src=\"https:\/\/dailymotion.com\/embed\/video\/x24tuk5?ui-highlight&amp;start&amp;endscreen-enable=0&amp;controls=1&amp;mute=0&amp;ui-start-screen-info=1&amp;ui-logo=1\"><\/iframe>\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-7f3a190\" data-id=\"7f3a190\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-1461623 elementor-widget elementor-widget-text-editor\" data-id=\"1461623\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p><a href=\"https:\/\/www.dailymotion.com\/Min_Ecologie\" target=\"_blank\" rel=\"noopener\"><strong>Auteur : France Ecologie Energie<\/strong><\/a><\/p>\n<p>La vague de poupe d\u2019un navire est toujours source d\u2019\u00e9tonnement : ici la vague est haute, stationnaire, fonction de la vitesse du bateau<\/p>\n<p><strong>L&#8217;avis du scientifique<\/strong><\/p>\n<p>La g\u00e9n\u00e9ration de ce type de vague \u00e0 l\u2019arri\u00e8re d\u2019un bateau est le r\u00e9sultat de la chasse \u00e0 grande vitesse du volume d\u2019eau d\u00e9plac\u00e9 par la coque. Elle est \u00e9quivalente \u00e0 la vague produite par une vanne immerg\u00e9e \u00e0 l\u2019aval d\u2019un ouvrage , o\u00f9 l\u2019eau sort \u00e0 grande vitesse en r\u00e9gime torrentiel, produit un ressaut hydraulique avant de retrouver un r\u00e9gime fluvial. Ici, elle est sym\u00e9trique par rapport \u00e0 l\u2019axe du bateau, mais dissym\u00e9trique de chaque c\u00f4t\u00e9 \u00e0 cause de la forme de la coque.<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<div class=\"elementor-element elementor-element-6f9cefb elementor-widget elementor-widget-heading\" data-id=\"6f9cefb\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Soliton, Mus\u00e9um d'histoire naturelle du Havre - essais physiques<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-1317ae0 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"1317ae0\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-90ff4b0\" data-id=\"90ff4b0\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-440ec58 elementor-widget elementor-widget-video\" data-id=\"440ec58\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;video_type&quot;:&quot;dailymotion&quot;,&quot;controls&quot;:&quot;yes&quot;}\" data-widget_type=\"video.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-wrapper elementor-open-inline\">\n\t\t\t<iframe class=\"elementor-video-iframe\" allowfullscreen allow=\"clipboard-write\" title=\"dailymotion Video Player\" src=\"https:\/\/dailymotion.com\/embed\/video\/x2ejfsz?ui-highlight&amp;start&amp;endscreen-enable=0&amp;controls=1&amp;mute=0&amp;ui-start-screen-info=1&amp;ui-logo=1\"><\/iframe>\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-50f1990\" data-id=\"50f1990\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-27aa826 elementor-widget elementor-widget-text-editor\" data-id=\"27aa826\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p><strong>Auteur : <b>J\u00e9r\u00f4me, Le Havre<\/b><\/strong><\/p>\n<p>Nous voici devant une \u0153uvre d&#8217;art qui reproduit un soliton circulaire. A la surface de l&#8217;eau, une onde se d\u00e9place avec une fr\u00e9quence constante, tournant inlassablement sans s&#8217;arr\u00eater ni diminuer d&#8217;amplitude&#8230;<\/p>\n<p>Vient-on d&#8217;inventer le\u00a0mouvement perp\u00e9tuel? R\u00e9agissez et faites nous part de vos id\u00e9es!<\/p>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Water jet, Toulouse, France https:\/\/www.dailymotion.com\/video\/x6bjl6w Auteur : Jean-Michel T Cette vid\u00e9o a \u00e9t\u00e9 enregistr\u00e9e au centre ville de Toulouse au square Charles de Gaulle. Elle montre un ensemble de jets d&#8217;eau alternatifs qui montent et qui descendent p\u00e9riodiquement. Ils produisent, en s&#8217;\u00e9crasant sur le sol, des ronds concentriques. Un examen superficiel peut laisser supposer que [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"parent":4999,"menu_order":20,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"footnotes":"","_links_to":"","_links_to_target":""},"categories":[],"tags":[],"class_list":["post-5003","page","type-page","status-publish","hentry"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.2 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>General hydraulics - SHF - Soci\u00e9t\u00e9 Hydrotechnique de France<\/title>\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.shf-hydro.org\/en\/publications\/educational-content\/general-hydraulics\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"General hydraulics - SHF - Soci\u00e9t\u00e9 Hydrotechnique de France\" \/>\n<meta property=\"og:description\" content=\"Water jet, Toulouse, France https:\/\/www.dailymotion.com\/video\/x6bjl6w Auteur : Jean-Michel T Cette vid\u00e9o a \u00e9t\u00e9 enregistr\u00e9e au centre ville de Toulouse au square Charles de Gaulle. Elle montre un ensemble de jets d&#8217;eau alternatifs qui montent et qui descendent p\u00e9riodiquement. Ils produisent, en s&#8217;\u00e9crasant sur le sol, des ronds concentriques. 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