{"id":12027,"date":"2020-07-07T23:02:30","date_gmt":"2020-07-07T23:02:30","guid":{"rendered":"http:\/\/elexpert.ma\/beta\/?page_id=12027"},"modified":"2021-09-12T14:22:38","modified_gmt":"2021-09-12T14:22:38","slug":"filtrage-des-harmoniques","status":"publish","type":"elexpert_solution","link":"https:\/\/elexpert.ma\/index.php\/solutions\/etude-expertise\/filtrage-des-harmoniques\/","title":{"rendered":"Etude de compensation et de filtrage des harmoniques"},"content":{"rendered":"<div class=\"wpb-content-wrapper\"><p>[vc_row full_width=&#8221;stretch_row&#8221; equal_height=&#8221;yes&#8221; css=&#8221;.vc_custom_1631453209689{padding-top: 0px !important;padding-bottom: 0px !important;background-position: center !important;background-repeat: no-repeat !important;background-size: cover !important;}&#8221;][vc_column width=&#8221;1\/2&#8243; css=&#8221;.vc_custom_1631453151760{padding-top: 20px !important;background-color: #f2e600 !important;}&#8221;][vc_raw_html]JTVCZWxleHBlcnRfYnJlYWRjcnVtcCU1RA==[\/vc_raw_html][\/vc_column][vc_column width=&#8221;1\/2&#8243; css=&#8221;.vc_custom_1631453273696{background-image: url(https:\/\/elexpert.ma\/wp-content\/uploads\/2020\/07\/Etude-compensation-et-filtrage.jpg?id=12761) !important;background-position: center !important;background-repeat: no-repeat !important;background-size: contain !important;}&#8221; offset=&#8221;vc_hidden-xs&#8221;][\/vc_column][\/vc_row][vc_row css=&#8221;.vc_custom_1591394160539{padding-top: 50px !important;padding-bottom: 50px !important;}&#8221;][vc_column width=&#8221;3\/4&#8243;][vc_column_text]<\/p>\n<p class=\"Normal tm5\" style=\"text-align: justify;\"><span class=\"tm6\">Le ph\u00e9nom\u00e8ne des harmoniques \u00e9tait encore peu consid\u00e9r\u00e9 il y a quelques ann\u00e9es seulement, car leurs effets sur les r\u00e9seaux \u00e9taient g\u00e9n\u00e9ralement peu importants. Mais l\u2019arriv\u00e9e en force de l\u2019\u00e9lectronique de puissance dans les r\u00e9cepteurs a amplifi\u00e9 fortement le ph\u00e9nom\u00e8ne dans tous les secteurs d\u2019activit\u00e9.<\/span><\/p>\n<p class=\"Normal tm5\" style=\"text-align: justify;\"><span class=\"tm7\">Ainsi, les courants harmoniques circulant dans les r\u00e9seaux d\u00e9t\u00e9riorent la qualit\u00e9 de l\u2019\u00e9nergie, et sont ainsi \u00e0 l\u2019origine de nombreuses nuisances\u00a0:<\/span><\/p>\n<p>[\/vc_column_text][vc_row_inner][vc_column_inner width=&#8221;1\/2&#8243;]<div  class=\"creativesplanet-ul-list cspt-ul-type-icon\"><ul><li><i class=\"cspt-globalcolor fa fa-caret-right\"><\/i> Surcharge des r\u00e9seaux de distribution par l\u2019augmentation du courant efficace (RMS),\n<\/li><li><i class=\"cspt-globalcolor fa fa-caret-right\"><\/i> Surcharge des conducteurs de neutre en raison de la sommation des harmoniques de rang 3 cr\u00e9\u00e9s par les charges monophas\u00e9es\n<\/li><li><i class=\"cspt-globalcolor fa fa-caret-right\"><\/i> Surcharge, vibrations et vieillissement des alternateurs, transformateurs, moteurs, ronflement des transformateurs\n<\/li><\/ul><\/div>[\/vc_column_inner][vc_column_inner width=&#8221;1\/2&#8243;]<div  class=\"creativesplanet-ul-list cspt-ul-type-icon\"><ul><li><i class=\"cspt-globalcolor fa fa-caret-right\"><\/i> Surcharge et vieillissement des condensateurs de compensation d\u2019\u00e9nergie r\u00e9active,\n<\/li><li><i class=\"cspt-globalcolor fa fa-caret-right\"><\/i> D\u00e9formation de la tension d\u2019alimentation pouvant perturber des r\u00e9cepteurs sensibles,\n<\/li><li><i class=\"cspt-globalcolor fa fa-caret-right\"><\/i> Perturbation des r\u00e9seaux de communication ou des lignes t\u00e9l\u00e9phoniques\n<\/li><\/ul><\/div>[\/vc_column_inner][\/vc_row_inner][\/vc_column][vc_column width=&#8221;1\/4&#8243;][vc_cta h2=&#8221;T\u00e9l\u00e9chargez la brochure&#8221; txt_align=&#8221;center&#8221; add_button=&#8221;bottom&#8221; btn_title=&#8221;T\u00e9l\u00e9charger&#8221; btn_color=&#8221;black&#8221; btn_align=&#8221;center&#8221; add_icon=&#8221;top&#8221; i_icon_fontawesome=&#8221;fas fa-cloud-download-alt&#8221; i_color=&#8221;black&#8221; btn_link=&#8221;url:http%3A%2F%2Felexpert.ma%2Fwp-content%2Fuploads%2F2021%2F09%2FP41.pdf|title:Solutions||&#8221;][\/vc_cta][\/vc_column][\/vc_row][vc_row css=&#8221;.vc_custom_1591402270920{padding-top: 50px !important;padding-bottom: 50px !important;}&#8221;][vc_column][vc_column_text]<\/p>\n<p class=\"Normal tm6\"><span class=\"tm7\">Les harmoniques ont un impact \u00e9conomique important\u00a0:<\/span><\/p>\n<p>[\/vc_column_text]<div  class=\"creativesplanet-ul-list cspt-ul-type-icon\"><ul><li><i class=\"cspt-globalcolor fa fa-caret-right\"><\/i> Le vieillissement pr\u00e9matur\u00e9 du mat\u00e9riel conduit \u00e0 le remplacer plus t\u00f4t, \u00e0 moins de l\u2019avoir initialement surdimensionn\u00e9\n<\/li><li><i class=\"cspt-globalcolor fa fa-caret-right\"><\/i> Les surcharges du r\u00e9seau obligent \u00e0 augmenter la puissance souscrite, et impliquent, \u00e0 moins d\u2019un surdimensionnement des installations, des pertes suppl\u00e9mentaires\n<\/li><li><i class=\"cspt-globalcolor fa fa-caret-right\"><\/i> Les d\u00e9formations du courant provoquant des d\u00e9clenchements intempestifs et l\u2019arr\u00eat des installations de production \n<\/li><\/ul><\/div>[\/vc_column][\/vc_row][vc_row full_width=&#8221;stretch_row&#8221; content_placement=&#8221;middle&#8221; css=&#8221;.vc_custom_1621535889720{padding-top: 50px !important;padding-bottom: 50px !important;background-color: #f2e600 !important;}&#8221;][vc_column][vc_column_text]<\/p>\n<ul>\n<li class=\"ListParagraph tm6\"><span class=\"tm7\">Une expertise \u00e9prouv\u00e9e dans le domaine et un savoir-faire reconnu sur le march\u00e9<\/span><\/li>\n<li class=\"ListParagraph tm6\"><span class=\"tm7\">Plus de 80 missions r\u00e9alis\u00e9es depuis plus de 13 ans avec beaucoup de succ\u00e8s<\/span><\/li>\n<li class=\"ListParagraph tm6\"><span class=\"tm7\">Des \u00e9quipements de mesure de pointe (classe A) et en grand nombre\u00a0: Circutor, A-Eberle, Fluke<\/span><\/li>\n<li class=\"ListParagraph tm6\"><span class=\"tm7\">Des logiciels de mod\u00e9lisation et de simulation en BT et en MT\u00a0: Etap, Digsilent, <\/span><\/li>\n<li class=\"ListParagraph tm6\"><span class=\"tm7\">Des partenariats solides avec les plus grands fabricants mondiaux de solutions de filtrage des harmoniques<\/span><\/li>\n<li class=\"ListParagraph tm6\"><span class=\"tm7\">Offre de services de t\u00e9l\u00e9surveillance et de power monitoring<\/span><\/li>\n<li class=\"ListParagraph tm6\"><span class=\"tm7\">Garantie sur le r\u00e9sultat \u2013 double garantie sur le mat\u00e9riel<\/span><\/li>\n<\/ul>\n<p>[\/vc_column_text][\/vc_column][\/vc_row][vc_row full_width=&#8221;stretch_row&#8221; css=&#8221;.vc_custom_1591394175233{padding-top: 50px !important;padding-bottom: 50px !important;}&#8221;][vc_column][vc_column_text]<\/p>\n<p class=\"Normal tm5\" style=\"text-align: justify;\"><span class=\"tm6\">Gr\u00e2ce \u00e0 une expertise acquise apr\u00e8s plusieurs ann\u00e9es pass\u00e9es \u00e0 aider les clients industriels et gestionnaires de b\u00e2timents \u00e0 lutter contre le fl\u00e9au des harmoniques, ELEXPERT est en mesure de prendre en charge votre probl\u00e8me quel que soit son niveau de complexit\u00e9. Et gr\u00e2ce au support de nos partenaires, nous sommes en mesure de fournir les meilleures solutions aux meilleurs co\u00fbts possibles.<\/span><\/p>\n<p class=\"Normal\" style=\"text-align: justify;\">[\/vc_column_text][\/vc_column][\/vc_row][vc_row disable_element=&#8221;yes&#8221;][vc_column]<div  class=\"creativesplanet-element creativesplanet-element-portfolio cspt-element-portfolio-style-2 creativesplanet-element-viewtype-row-column cspt-sortable-no\" data-show=\"3\" data-columns=\"3\" data-loop=\"false\" data-autoplay=\"false\" data-center=\"false\" data-nav=\"false\" data-dots=\"false\" data-autoplayspeed=\"1000\" data-margin=\"\"><div class=\"creativesplanet-element-inner\"><div class=\"cspt-ele-header-area\"><\/div><div class=\"cspt-element-posts-wrapper row multi-columns-row\"><div class=\"cspt-ele cspt-portfolio-ele col-md-4 batiments-administratifs-et-de-bureaux cspt-term-43 continuite-de-service cspt-term-48 data-centers cspt-term-41 distribution-et-logistique 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Solar<\/a><\/h3>\t\r\n\t\t\t\t\t\t\t<div class=\"cspt-short-description\">\r\n\t\t\t\t\t<p>Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor text ever since&#8230;<\/p>\n\t\t\t\t<\/div>\r\n\t\t\t\t\t\t\t\t\t\t\r\n\t\t\t<div class=\"vc_btn3-container vc_btn3-inline\">\r\n\t\t\t\t<a class=\"vc_general vc_btn3 vc_btn3-size-md vc_btn3-shape-rounded vc_btn3-style-modern vc_btn3-color-globalcolor\" href=\"https:\/\/elexpert.ma\/index.php\/portfolio\/massive-deployment-of-solar-panels\/\" title=\"Massive Deployment Of Solar\"><span>Read More<\/span><\/a>\r\n\t\t\t<\/div>\r\n\t\t<\/div>\r\n\t<\/div>\r\n<\/article><\/div><div class=\"cspt-ele cspt-portfolio-ele col-md-4 banque-et-assurance cspt-term-42 continuite-de-service cspt-term-48 data-centers cspt-term-41 distribution-et-logistique cspt-term-44 economies-denergie cspt-term-46 energie cspt-term-39 hopitaux-et-sante cspt-term-40 industrie cspt-term-36 infrastructures cspt-term-37 telecoms-radio-et-tv cspt-term-38\"><article class=\"creativesplanet-ele creativesplanet-ele-portfolio cspt-portfolio-style-2 cspt-even\">\r\n\t<div class=\"creativesplanet-post-item\">\t\t\t\t\r\n\t\t<div class=\"cspt-image-wrapper\">\r\n\t\t\t<div class=\"cspt-featured-wrapper\"><a href=\"https:\/\/elexpert.ma\/index.php\/portfolio\/swedish-mega-project\/\"><img loading=\"lazy\" decoding=\"async\" width=\"770\" height=\"500\" src=\"https:\/\/elexpert.ma\/wp-content\/uploads\/2019\/06\/img-05-770x500.jpg\" class=\"attachment-cspt-img-770x500 size-cspt-img-770x500 wp-post-image\" alt=\"\" data-id=\"10058\" \/><\/a><\/div>\t\t<\/div>\t\t\t\r\n\t\t<div class=\"cspt-content-wrapper\">\r\n\t\t\t<h3 class=\"cspt-portfolio-title\"><a href=\"https:\/\/elexpert.ma\/index.php\/portfolio\/swedish-mega-project\/\">Swedish Mega Project<\/a><\/h3>\t\r\n\t\t\t\t\t\t\t<div class=\"cspt-short-description\">\r\n\t\t\t\t\t<p>Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor text ever since&#8230;<\/p>\n\t\t\t\t<\/div>\r\n\t\t\t\t\t\t\t\t\t\t\r\n\t\t\t<div class=\"vc_btn3-container vc_btn3-inline\">\r\n\t\t\t\t<a class=\"vc_general vc_btn3 vc_btn3-size-md vc_btn3-shape-rounded vc_btn3-style-modern vc_btn3-color-globalcolor\" href=\"https:\/\/elexpert.ma\/index.php\/portfolio\/swedish-mega-project\/\" title=\"Swedish Mega Project\"><span>Read More<\/span><\/a>\r\n\t\t\t<\/div>\r\n\t\t<\/div>\r\n\t<\/div>\r\n<\/article><\/div><div class=\"cspt-ele cspt-portfolio-ele col-md-4 continuite-de-service cspt-term-48 economies-denergie cspt-term-46 energie cspt-term-39 enseignement cspt-term-45 hopitaux-et-sante cspt-term-40 industrie cspt-term-36 infrastructures cspt-term-37 qualite-denergie cspt-term-47\"><article class=\"creativesplanet-ele creativesplanet-ele-portfolio cspt-portfolio-style-2 cspt-odd\">\r\n\t<div class=\"creativesplanet-post-item\">\t\t\t\t\r\n\t\t<div class=\"cspt-image-wrapper\">\r\n\t\t\t<div class=\"cspt-featured-wrapper\"><a href=\"https:\/\/elexpert.ma\/index.php\/portfolio\/consectetur-adipiscing\/\"><img loading=\"lazy\" decoding=\"async\" width=\"770\" height=\"500\" src=\"https:\/\/elexpert.ma\/wp-content\/uploads\/2019\/06\/img-04-770x500.jpg\" class=\"attachment-cspt-img-770x500 size-cspt-img-770x500 wp-post-image\" alt=\"\" data-id=\"10059\" \/><\/a><\/div>\t\t<\/div>\t\t\t\r\n\t\t<div class=\"cspt-content-wrapper\">\r\n\t\t\t<h3 class=\"cspt-portfolio-title\"><a href=\"https:\/\/elexpert.ma\/index.php\/portfolio\/consectetur-adipiscing\/\">Consectetur adipiscing<\/a><\/h3>\t\r\n\t\t\t\t\t\t\t<div class=\"cspt-short-description\">\r\n\t\t\t\t\t<p>Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor text ever since&#8230;<\/p>\n\t\t\t\t<\/div>\r\n\t\t\t\t\t\t\t\t\t\t\r\n\t\t\t<div class=\"vc_btn3-container vc_btn3-inline\">\r\n\t\t\t\t<a class=\"vc_general vc_btn3 vc_btn3-size-md vc_btn3-shape-rounded vc_btn3-style-modern vc_btn3-color-globalcolor\" href=\"https:\/\/elexpert.ma\/index.php\/portfolio\/consectetur-adipiscing\/\" title=\"Consectetur adipiscing\"><span>Read More<\/span><\/a>\r\n\t\t\t<\/div>\r\n\t\t<\/div>\r\n\t<\/div>\r\n<\/article><\/div><\/div><\/div><!-- .creativesplanet-element-inner -->   <\/div><!-- .creativesplanet-element -->  [\/vc_column][\/vc_row]<\/p>\n<\/div>","protected":false},"parent":12719,"menu_order":0,"template":"","class_list":["post-12027","elexpert_solution","type-elexpert_solution","status-publish","hentry","elxpert_section-etude-expertise"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.8.1 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Etude de compensation et de filtrage des harmoniques - Elexpert<\/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:\/\/elexpert.ma\/index.php\/solutions\/etude-expertise\/filtrage-des-harmoniques\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Etude de compensation et de filtrage des harmoniques - Elexpert\" \/>\n<meta property=\"og:description\" content=\"[vc_row full_width=&#8221;stretch_row&#8221; equal_height=&#8221;yes&#8221; css=&#8221;.vc_custom_1631453209689{padding-top: 0px !important;padding-bottom: 0px !important;background-position: center !important;background-repeat: no-repeat !important;background-size: cover !important;}&#8221;][vc_column width=&#8221;1\/2&#8243; css=&#8221;.vc_custom_1631453151760{padding-top: 20px !important;background-color: #f2e600 !important;}&#8221;][vc_raw_html]JTVCZWxleHBlcnRfYnJlYWRjcnVtcCU1RA==[\/vc_raw_html][\/vc_column][vc_column width=&#8221;1\/2&#8243; css=&#8221;.vc_custom_1631453273696{background-image: url(https:\/\/elexpert.ma\/wp-content\/uploads\/2020\/07\/Etude-compensation-et-filtrage.jpg?id=12761) !important;background-position: center !important;background-repeat: no-repeat !important;background-size: contain !important;}&#8221; offset=&#8221;vc_hidden-xs&#8221;][\/vc_column][\/vc_row][vc_row css=&#8221;.vc_custom_1591394160539{padding-top: 50px !important;padding-bottom: 50px !important;}&#8221;][vc_column width=&#8221;3\/4&#8243;][vc_column_text] Le ph\u00e9nom\u00e8ne des harmoniques \u00e9tait encore peu consid\u00e9r\u00e9 il y a quelques ann\u00e9es seulement, car leurs effets sur les r\u00e9seaux \u00e9taient g\u00e9n\u00e9ralement peu importants. Mais l\u2019arriv\u00e9e en force de l\u2019\u00e9lectronique de puissance dans[&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/elexpert.ma\/index.php\/solutions\/etude-expertise\/filtrage-des-harmoniques\/\" \/>\n<meta property=\"og:site_name\" content=\"Elexpert\" \/>\n<meta property=\"article:modified_time\" content=\"2021-09-12T14:22:38+00:00\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Dur\u00e9e de lecture estim\u00e9e\" \/>\n\t<meta name=\"twitter:data1\" content=\"4 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/elexpert.ma\/index.php\/solutions\/etude-expertise\/filtrage-des-harmoniques\/\",\"url\":\"https:\/\/elexpert.ma\/index.php\/solutions\/etude-expertise\/filtrage-des-harmoniques\/\",\"name\":\"Etude de compensation et de filtrage des harmoniques - Elexpert\",\"isPartOf\":{\"@id\":\"https:\/\/elexpert.ma\/#website\"},\"datePublished\":\"2020-07-07T23:02:30+00:00\",\"dateModified\":\"2021-09-12T14:22:38+00:00\",\"breadcrumb\":{\"@id\":\"https:\/\/elexpert.ma\/index.php\/solutions\/etude-expertise\/filtrage-des-harmoniques\/#breadcrumb\"},\"inLanguage\":\"fr-FR\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/elexpert.ma\/index.php\/solutions\/etude-expertise\/filtrage-des-harmoniques\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/elexpert.ma\/index.php\/solutions\/etude-expertise\/filtrage-des-harmoniques\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Accueil\",\"item\":\"https:\/\/elexpert.ma\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Etudes et Expertise\",\"item\":\"https:\/\/elexpert.ma\/index.php\/solutions\/etude-expertise\/\"},{\"@type\":\"ListItem\",\"position\":3,\"name\":\"Etude de compensation et de filtrage des harmoniques\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/elexpert.ma\/#website\",\"url\":\"https:\/\/elexpert.ma\/\",\"name\":\"Elexpert\",\"description\":\"Votre partenaire pour la maitrise de l&#039;\u00e9nergie \u00e9lectrique\",\"publisher\":{\"@id\":\"https:\/\/elexpert.ma\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/elexpert.ma\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"fr-FR\"},{\"@type\":\"Organization\",\"@id\":\"https:\/\/elexpert.ma\/#organization\",\"name\":\"Elexpert\",\"url\":\"https:\/\/elexpert.ma\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"fr-FR\",\"@id\":\"https:\/\/elexpert.ma\/#\/schema\/logo\/image\/\",\"url\":\"https:\/\/elexpert.ma\/wp-content\/uploads\/2020\/05\/logo-elexpert.jpg\",\"contentUrl\":\"https:\/\/elexpert.ma\/wp-content\/uploads\/2020\/05\/logo-elexpert.jpg\",\"width\":320,\"height\":94,\"caption\":\"Elexpert\"},\"image\":{\"@id\":\"https:\/\/elexpert.ma\/#\/schema\/logo\/image\/\"}}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Etude de compensation et de filtrage des harmoniques - Elexpert","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/elexpert.ma\/index.php\/solutions\/etude-expertise\/filtrage-des-harmoniques\/","og_locale":"fr_FR","og_type":"article","og_title":"Etude de compensation et de filtrage des harmoniques - Elexpert","og_description":"[vc_row full_width=&#8221;stretch_row&#8221; equal_height=&#8221;yes&#8221; css=&#8221;.vc_custom_1631453209689{padding-top: 0px !important;padding-bottom: 0px !important;background-position: center !important;background-repeat: no-repeat !important;background-size: cover !important;}&#8221;][vc_column width=&#8221;1\/2&#8243; css=&#8221;.vc_custom_1631453151760{padding-top: 20px !important;background-color: #f2e600 !important;}&#8221;][vc_raw_html]JTVCZWxleHBlcnRfYnJlYWRjcnVtcCU1RA==[\/vc_raw_html][\/vc_column][vc_column width=&#8221;1\/2&#8243; css=&#8221;.vc_custom_1631453273696{background-image: url(https:\/\/elexpert.ma\/wp-content\/uploads\/2020\/07\/Etude-compensation-et-filtrage.jpg?id=12761) !important;background-position: center !important;background-repeat: no-repeat !important;background-size: contain !important;}&#8221; offset=&#8221;vc_hidden-xs&#8221;][\/vc_column][\/vc_row][vc_row css=&#8221;.vc_custom_1591394160539{padding-top: 50px !important;padding-bottom: 50px !important;}&#8221;][vc_column width=&#8221;3\/4&#8243;][vc_column_text] Le ph\u00e9nom\u00e8ne des harmoniques \u00e9tait encore peu consid\u00e9r\u00e9 il y a quelques ann\u00e9es seulement, car leurs effets sur les r\u00e9seaux \u00e9taient g\u00e9n\u00e9ralement peu importants. 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