{"id":214726,"date":"2023-01-12T19:30:08","date_gmt":"2023-01-12T18:30:08","guid":{"rendered":"https:\/\/educelec.com\/?page_id=214726"},"modified":"2025-11-11T09:24:29","modified_gmt":"2025-11-11T08:24:29","slug":"puiss-triphase","status":"publish","type":"page","link":"https:\/\/educelec.com\/en\/puiss-triphase\/","title":{"rendered":"Puissance triphas\u00e9"},"content":{"rendered":"<p>[et_pb_section fb_built=\u00a0\u00bb1&Prime; admin_label=\u00a0\u00bbsection\u00a0\u00bb _builder_version=\u00a0\u00bb4.16&Prime; global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_row _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_column type=\u00a0\u00bb4_4&Prime; _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_button button_url=\u00a0\u00bbhttps:\/\/educelec.com\/electricite\/\u00a0\u00bb button_text=\u00a0\u00bbRetour a la page pr\u00e9c\u00e9dente\u00a0\u00bb _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][\/et_pb_button][\/et_pb_column][\/et_pb_row][et_pb_row _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_column type=\u00a0\u00bb4_4&Prime; _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_text _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb min_height=\u00a0\u00bb40px\u00a0\u00bb height=\u00a0\u00bb40px\u00a0\u00bb custom_padding=\u00a0\u00bb7px|||18px|false|false\u00a0\u00bb border_width_all=\u00a0\u00bb2px\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb background_color=\u00a0\u00bb#38D7FF\u00a0\u00bb]<\/p>\n<ul>\n<li>\n<h3><strong>Exercice N\u00b0 1<\/strong><\/h3>\n<\/li>\n<\/ul>\n<p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_column type=\u00a0\u00bb4_4&Prime; _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_text _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb]<\/p>\n<h4>Sur un r\u00e9seau (230 V \/ 400 V, 50 Hz) sans neutre, on branche en \u00e9toile trois r\u00e9cepteurs<br \/>capacitifs identiques de r\u00e9sistance R = 20 \u2126 en s\u00e9rie avec une capacit\u00e9 C = 20 \u00b5F.<\/h4>\n<h4>1- D\u00e9terminer l&rsquo;imp\u00e9dance complexe de chaque r\u00e9cepteur. Calculer son module et son<br \/>argument.<\/h4>\n<h4>2- D\u00e9terminer la valeur efficace des courants en ligne, ainsi que leur d\u00e9phasage par rapport<br \/>aux tensions simples.<\/h4>\n<h4>3- Calculer les puissances active et r\u00e9active consomm\u00e9es par le r\u00e9cepteur triphas\u00e9, ainsi que la puissance apparente.<\/h4>\n<p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_column type=\u00a0\u00bb4_4&Prime; _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_toggle title=\u00a0\u00bbToucher pour afficher la solution\u00a0\u00bb _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb title_font_size=\u00a0\u00bb13px\u00a0\u00bb locked=\u00a0\u00bboff\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb]<a href=\"https:\/\/educelec.com\/wp-content\/uploads\/2022\/12\/arri.png\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-214149 alignnone size-medium\" src=\"https:\/\/educelec.com\/wp-content\/uploads\/2022\/12\/arri-300x211.png\" alt=\"\" width=\"300\" height=\"211\" \/><\/a><\/p>\n<p>&nbsp;<br \/>\n[\/et_pb_toggle][\/et_pb_column][\/et_pb_row][\/et_pb_section][et_pb_section fb_built=\u00a0\u00bb1&Prime; admin_label=\u00a0\u00bbsection\u00a0\u00bb _builder_version=\u00a0\u00bb4.19.1&Prime; custom_margin=\u00a0\u00bb-100px||||false|false\u00a0\u00bb locked=\u00a0\u00bboff\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_row _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb locked=\u00a0\u00bboff\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_column type=\u00a0\u00bb4_4&Prime; _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_text _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb min_height=\u00a0\u00bb40px\u00a0\u00bb height=\u00a0\u00bb40px\u00a0\u00bb custom_padding=\u00a0\u00bb7px|||18px|false|false\u00a0\u00bb border_width_all=\u00a0\u00bb2px\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb background_color=\u00a0\u00bb#38D7FF\u00a0\u00bb]<\/p>\n<ul>\n<li>\n<h3><strong>Exercice N\u00b0 2<\/strong><\/h3>\n<\/li>\n<\/ul>\n<p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb locked=\u00a0\u00bboff\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_column type=\u00a0\u00bb4_4&Prime; _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_text _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb]<\/p>\n<h4>Un atelier aliment\u00e9 par un r\u00e9seau triphas\u00e9 \u00e9quilibr\u00e9 220V\/380V, 50hz comporte les \u00e9l\u00e9ments suivants:<\/h4>\n<h4>&#8211; Un moteur triphas\u00e9 inductif absorbant une puissance active P1=2.5 kW avec un facteur de puissance de 0,7.<\/h4>\n<h4>&#8211; 3 moteurs monophas\u00e9s inductifs identiques absorbant chacun 0.8kW avec un facteur de puissance de 0,72.<\/h4>\n<h4>&#8211; 6 Lampes de 100W \/220V.<\/h4>\n<h4>&#8211; 3 imp\u00e9dances Z=250 capacitives, mont\u00e9es en triangle et de facteur de puissance 0,9<\/h4>\n<h4>1. Dessiner le sch\u00e9ma de l&rsquo;installation.<\/h4>\n<h4>2. Calculer les puissances actives et r\u00e9actives de chaque \u00e9l\u00e9ment et de l&rsquo;ensemble.<\/h4>\n<h4>3. En d\u00e9duire le facteur de puissance de l&rsquo;atelier et la valeur efficace du courant absorb\u00e9.<\/h4>\n<h4>4. D\u00e9terminer la capacit\u00e9 des 3 condensateurs mont\u00e9s en triangle pour relever le facteur de puissance \u00e0 0.98.<\/h4>\n<h4>5. Calculer la nouvelle valeur efficace du courant en ligne.<\/h4>\n<p>[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb locked=\u00a0\u00bboff\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_column type=\u00a0\u00bb4_4&Prime; _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb][et_pb_toggle title=\u00a0\u00bbToucher pour afficher la solution\u00a0\u00bb _builder_version=\u00a0\u00bb4.19.1&Prime; _module_preset=\u00a0\u00bbdefault\u00a0\u00bb title_font_size=\u00a0\u00bb13px\u00a0\u00bb global_colors_info=\u00a0\u00bb{}\u00a0\u00bb]&nbsp;<\/p>\n<p><a href=\"https:\/\/educelec.com\/wp-content\/uploads\/2022\/12\/arri.png\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-214149 alignnone size-medium\" src=\"https:\/\/educelec.com\/wp-content\/uploads\/2022\/12\/arri-300x211.png\" alt=\"\" width=\"300\" height=\"211\" \/><\/a><\/p>\n<p>kjsnoangownsrgqaknqreqlknrhl\u00f6wekflkj<br \/>\n[\/et_pb_toggle][\/et_pb_column][\/et_pb_row][\/et_pb_section]<\/p>","protected":false},"excerpt":{"rendered":"<p>Exercice N\u00b0 1 Sur un r\u00e9seau (230 V \/ 400 V, 50 Hz) sans neutre, on branche en \u00e9toile trois r\u00e9cepteurscapacitifs identiques de r\u00e9sistance R = 20 \u2126 en s\u00e9rie avec une capacit\u00e9 C = 20 \u00b5F. 1- D\u00e9terminer l&rsquo;imp\u00e9dance complexe de chaque r\u00e9cepteur. Calculer son module et sonargument. 2- D\u00e9terminer la valeur efficace des [&hellip;]<\/p>","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_et_pb_use_builder":"on","_et_pb_old_content":"","_et_gb_content_width":"","om_disable_all_campaigns":false,"_uf_show_specific_survey":0,"_uf_disable_surveys":false,"footnotes":""},"class_list":["post-214726","page","type-page","status-publish","hentry"],"aioseo_notices":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v26.6 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Puissance triphas\u00e9 - Exercices et Solutions en Electricit\u00e9, Electronique, Electrotechnique et Automatisme industrielle<\/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:\/\/educelec.com\/en\/puiss-triphase\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Puissance triphas\u00e9 - Exercices et Solutions en Electricit\u00e9, Electronique, Electrotechnique et Automatisme industrielle\" \/>\n<meta property=\"og:description\" content=\"Exercice N\u00b0 1 Sur un r\u00e9seau (230 V \/ 400 V, 50 Hz) sans neutre, on branche en \u00e9toile trois r\u00e9cepteurscapacitifs identiques de r\u00e9sistance R = 20 \u2126 en s\u00e9rie avec une capacit\u00e9 C = 20 \u00b5F. 1- D\u00e9terminer l&#039;imp\u00e9dance complexe de chaque r\u00e9cepteur. 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