{"id":2769,"date":"2025-09-23T08:21:21","date_gmt":"2025-09-23T06:21:21","guid":{"rendered":"https:\/\/sti2tech.com\/?page_id=2769"},"modified":"2026-11-03T12:52:10","modified_gmt":"2026-11-03T11:52:10","slug":"bts-die-td-n3","status":"publish","type":"page","link":"https:\/\/sti2tech.com\/?page_id=2769","title":{"rendered":"BTS &#8211; DIE &#8211; TD n\u00b03"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"2769\" class=\"elementor elementor-2769\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-5ba8e99 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"5ba8e99\" data-element_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-100 elementor-top-column elementor-element elementor-element-f6cf783\" data-id=\"f6cf783\" data-element_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-a7b7f83 elementor-widget elementor-widget-heading\" data-id=\"a7b7f83\" data-element_type=\"widget\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">TD n\u00b02 : Calcul du courant d'emploi<\/h2>\t\t\t\t<\/div>\n\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<section class=\"elementor-section elementor-top-section elementor-element elementor-element-2cda9ee elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"2cda9ee\" data-element_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-100 elementor-top-column elementor-element elementor-element-6b7b2eb\" data-id=\"6b7b2eb\" data-element_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-dfbb534 elementor-widget elementor-widget-text-editor\" data-id=\"dfbb534\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h3>Objectifs:<\/h3><ul><li>D\u00e9finir le courant d&#8217;emploi dans un syst\u00e8me<\/li><li>Etablir le bilan de puissance d&rsquo;une installation<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\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<section class=\"elementor-section elementor-top-section elementor-element elementor-element-0be8061 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"0be8061\" data-element_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-100 elementor-top-column elementor-element elementor-element-2c5e323\" data-id=\"2c5e323\" data-element_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-1dbb0ff elementor-widget elementor-widget-text-editor\" data-id=\"1dbb0ff\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h6><a href=\"https:\/\/sti2tech.com\/wp-content\/uploads\/2025\/11\/Le-dimensionnement-de-cables.pptx\" target=\"_blank\" rel=\"noopener\">Cours : Le dimensionnement de c\u00e2bles<\/a><\/h6><h4>Exercice 1 : R\u00e9sistances chauffantes<\/h4><ul><li><p>On consid\u00e8re un circuit triphas\u00e9 \u00e9quilibr\u00e9 alimentant <b>trois r\u00e9sistances chauffantes<\/b> identiques, mont\u00e9es en \u00e9toile.<\/p><ol><li style=\"list-style-type: none;\"><ol><li><strong>R\u00e9aliser<\/strong> le sch\u00e9ma de c\u00e2blage.<\/li><li>D\u00e9duire le <b>facteur de puissance cos (\u03c6)<\/b>.<\/li><li>Calculer la <b>puissance active totale P<\/b>.<\/li><li>D\u00e9terminer la <b>puissance apparente unitaire S<\/b>.<\/li><li>Dessiner les vecteurs P et de S.<\/li><li>D\u00e9terminer le courant d&#8217;emploi Ib<\/li><\/ol><\/li><\/ol><\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f464994 elementor-widget elementor-widget-text-editor\" data-id=\"f464994\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h3>Donn\u00e9es :<\/h3><ul><li data-start=\"1849\" data-end=\"1911\">Alimentation r\u00e9seau : 230\/400 V &#8211; 50 Hz<\/li><li data-start=\"1849\" data-end=\"1911\">Puissance unitaire : 5 kW<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\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<section class=\"elementor-section elementor-top-section elementor-element elementor-element-8de40d3 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"8de40d3\" data-element_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-100 elementor-top-column elementor-element elementor-element-0c67ad5\" data-id=\"0c67ad5\" data-element_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-cbd6df0 elementor-widget elementor-widget-text-editor\" data-id=\"cbd6df0\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h4>Exercice 2 : Atelier industriel<\/h4><p>Un atelier est aliment\u00e9 par un r\u00e9seau triphas\u00e9 400 V \/ 50 Hz. Il comprend :<\/p><ul><li><b>3 lampes<\/b> (r\u00e9sistives) de <b>1 kW<\/b> chacune.<\/li><li><strong>3 machines asynchrones<\/strong> triphas\u00e9es chacune de caract\u00e9ristique nominales<ul><li>Pu = 4.4KW, n = 0,85, cos(\u0424) = 0.8.<\/li><\/ul><\/li><\/ul><ol><li>Calculer les <b>puissances actives<\/b>.<\/li><li>Calculer les <b>puissances r\u00e9actives<\/b>.<\/li><li>Calculer la <b>puissances apparentes<\/b>.<\/li><li>D\u00e9terminer les courants d&#8217;emploi des \u00e9quipements.<\/li><li>Effectuer le bilan de puissance de l&rsquo;atelier<\/li><li>D\u00e9terminer le courant d&#8217;emploi de l&rsquo;atelier<\/li><\/ol>\t\t\t\t\t\t\t\t<\/div>\n\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<section class=\"elementor-section elementor-top-section elementor-element elementor-element-2edbb3f elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"2edbb3f\" data-element_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-100 elementor-top-column elementor-element elementor-element-5f2f1e2\" data-id=\"5f2f1e2\" data-element_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-41e9bf0 elementor-widget elementor-widget-text-editor\" data-id=\"41e9bf0\" data-element_type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<h4>Exercice 3 : Redressage de facteur de puissance<\/h4><p>Un atelier est aliment\u00e9 par un r\u00e9seau triphas\u00e9 400 V \/ 50 Hz. Il comprend :<\/p><ul><li><b>3 lampes<\/b> de <strong>25<\/strong><b>\u00a0kW<\/b> totale.<\/li><li><strong>3 machines asynchrones<\/strong> triphas\u00e9es chacune de caract\u00e9ristique nominales<ul><li>Pu = 10,5 kW, n = 0,85, cos(\u0424) = 0.8<\/li><\/ul><\/li><li><strong>3 machines synchrones<\/strong> de 35,5 kW au total, cos(\u0424) = 0.89<\/li><\/ul><ol><li>Effectuer le bilan de puissance de l&rsquo;atelier<\/li><li>Nous souhaitons redresser le facteur de puissance \u00e0 0,97.<ul><li>Calculer la puissance r\u00e9active n\u00e9cessaire \u00e0 compenser \u01eacond.<\/li><\/ul><\/li><li>D\u00e9terminer la valeur des capacit\u00e9s.<\/li><\/ol>\t\t\t\t\t\t\t\t<\/div>\n\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>\n\t\t","protected":false},"excerpt":{"rendered":"<p>TD n\u00b02 : Calcul du courant d&#8217;emploi Objectifs: D\u00e9finir le courant d&#8217;emploi dans un syst\u00e8me Etablir le bilan de puissance d&rsquo;une installation Cours : Le dimensionnement de c\u00e2bles Exercice 1 : R\u00e9sistances chauffantes On consid\u00e8re un circuit triphas\u00e9 \u00e9quilibr\u00e9 alimentant trois r\u00e9sistances chauffantes identiques, mont\u00e9es en \u00e9toile. R\u00e9aliser le sch\u00e9ma de c\u00e2blage. D\u00e9duire le facteur&#8230;<\/p>\n","protected":false},"author":4,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_kad_post_transparent":"","_kad_post_title":"hide","_kad_post_layout":"fullwidth","_kad_post_sidebar_id":"","_kad_post_content_style":"unboxed","_kad_post_vertical_padding":"hide","_kad_post_feature":"hide","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false,"_kad_post_classname":"","footnotes":""},"folder":[22],"class_list":["post-2769","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/sti2tech.com\/index.php?rest_route=\/wp\/v2\/pages\/2769","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sti2tech.com\/index.php?rest_route=\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/sti2tech.com\/index.php?rest_route=\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/sti2tech.com\/index.php?rest_route=\/wp\/v2\/users\/4"}],"replies":[{"embeddable":true,"href":"https:\/\/sti2tech.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=2769"}],"version-history":[{"count":19,"href":"https:\/\/sti2tech.com\/index.php?rest_route=\/wp\/v2\/pages\/2769\/revisions"}],"predecessor-version":[{"id":4716,"href":"https:\/\/sti2tech.com\/index.php?rest_route=\/wp\/v2\/pages\/2769\/revisions\/4716"}],"wp:attachment":[{"href":"https:\/\/sti2tech.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=2769"}],"wp:term":[{"taxonomy":"folder","embeddable":true,"href":"https:\/\/sti2tech.com\/index.php?rest_route=%2Fwp%2Fv2%2Ffolder&post=2769"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}