{"id":971,"date":"2018-01-10T15:41:28","date_gmt":"2018-01-10T14:41:28","guid":{"rendered":"http:\/\/www.journal-eolien.org\/tout-sur-l-eolien\/?page_id=971"},"modified":"2025-02-26T12:33:25","modified_gmt":"2025-02-26T11:33:25","slug":"eolien-en-mer-pose-eolien-en-mer-flottant","status":"publish","type":"page","link":"https:\/\/www.journal-eolien.org\/tout-sur-l-eolien\/eolien-en-mer-pose-eolien-en-mer-flottant\/","title":{"rendered":"\u00c9olien en mer : pos\u00e9 ou flottant"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-page\" data-elementor-id=\"971\" class=\"elementor elementor-971 elementor-bc-flex-widget\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-32dcace elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"32dcace\" data-element_type=\"section\" data-e-type=\"section\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-no\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-1fb78b5\" data-id=\"1fb78b5\" 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<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-7a1c8ab elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"7a1c8ab\" 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-c5df7f0\" data-id=\"c5df7f0\" 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-40bebb9 elementor-widget elementor-widget-image\" data-id=\"40bebb9\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"84\" height=\"93\" src=\"https:\/\/www.journal-eolien.org\/tout-sur-l-eolien\/wp-content\/uploads\/2017\/11\/technologies-enjeux.png\" class=\"attachment-full size-full wp-image-30\" alt=\"\" \/>\t\t\t\t\t\t\t\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<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-6e60657\" data-id=\"6e60657\" 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-1471d04 elementor-drop-cap-yes elementor-drop-cap-view-default elementor-widget elementor-widget-text-editor\" data-id=\"1471d04\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;drop_cap&quot;:&quot;yes&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<h1><span style=\"color: #2e5e8f; font-weight: 300;\">technologies &amp; enjeux \/ Les diff\u00e9rentes technologies<\/span><\/h1>\n<h2><span style=\"color: #2e5e8f; font-weight: 600; font-size: 30px;\">\u00e9olien en mer : pos\u00e9 ou flottant <\/span><\/h2>\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<section class=\"elementor-section elementor-top-section elementor-element elementor-element-d5e4a66 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"d5e4a66\" 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-66 elementor-top-column elementor-element elementor-element-11614fc colonne-gauche\" data-id=\"11614fc\" 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-a999eab elementor-widget elementor-widget-text-editor\" data-id=\"a999eab\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<figure id=\"attachment_967\" aria-describedby=\"caption-attachment-967\" style=\"width: 534px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/www.journal-eolien.org\/tout-sur-l-eolien\/wp-content\/uploads\/2018\/01\/eolien-pose-photo1.jpg\"><img fetchpriority=\"high\" decoding=\"async\" class=\"\" src=\"https:\/\/www.journal-eolien.org\/tout-sur-l-eolien\/wp-content\/uploads\/2018\/01\/eolien-pose-photo1.jpg\" alt=\"En BW\" width=\"534\" height=\"356\" \/><\/a><figcaption id=\"caption-attachment-967\" class=\"wp-caption-text\">\u00a9 En BW<\/figcaption><\/figure><p><strong>Installer des \u00e9oliennes loin des c\u00f4tes pour capter la puissance r\u00e9guli\u00e8re des vents du large et s&rsquo;affranchir des contraintes de profondeur du plancher marin, c&rsquo;est le d\u00e9fi de l&rsquo;\u00e9olien en mer \u00ab flottant \u00bb\u00a0!<\/strong><\/p><p>Une \u00e9olienne en mer peut \u00eatre install\u00e9e de deux fa\u00e7ons : sur une fondation qui repose sur les fonds marins (fondation dite \u00ab pos\u00e9e \u00bb), ou sur une fondation flottante simplement reli\u00e9e aux fonds marins par des lignes d\u2019ancrage afin de maintenir l\u2019ensemble en position. En France, comme en Europe, la grande majorit\u00e9 des sites \u00e9oliens en mer en activit\u00e9 ont des machines pos\u00e9es sur le fond marin. Les technologies de l\u2019\u00e9olien flottant repr\u00e9sentent la prochaine \u00e9tape avec pour la France des premiers parcs commerciaux qui sont attendus au tournant des ann\u00e9es 2030.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6f2b512 elementor-widget elementor-widget-text-editor\" data-id=\"6f2b512\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<h4><strong>Les technologies de l\u2019\u00e9olien pos\u00e9 en mer<\/strong><\/h4><p>Les \u00e9oliennes en mer pos\u00e9es sont implant\u00e9es sur des fondations directement fix\u00e9es au plateau continental dans des zones pouvant aller jusqu\u2019\u00e0 une profondeur de 60 m. <b>Loin du rivage, avec un vent plus fort, plus r\u00e9gulier et sans obstacle, les parcs obtiennent un meilleur rendement que ceux sur terre.<\/b><\/p><p><a href=\"https:\/\/www.journal-eolien.org\/tout-sur-l-eolien\/wp-content\/uploads\/2025\/02\/Capture-d\u2019e\u0301cran-2025-02-26-a\u0300-12.19.37.png\"><img decoding=\"async\" class=\"alignnone size-full wp-image-4136\" src=\"https:\/\/www.journal-eolien.org\/tout-sur-l-eolien\/wp-content\/uploads\/2025\/02\/Capture-d\u2019e\u0301cran-2025-02-26-a\u0300-12.19.37.png\" alt=\"\" width=\"1628\" height=\"1214\" srcset=\"https:\/\/www.journal-eolien.org\/tout-sur-l-eolien\/wp-content\/uploads\/2025\/02\/Capture-d\u2019e\u0301cran-2025-02-26-a\u0300-12.19.37.png 1628w, https:\/\/www.journal-eolien.org\/tout-sur-l-eolien\/wp-content\/uploads\/2025\/02\/Capture-d\u2019e\u0301cran-2025-02-26-a\u0300-12.19.37-300x224.png 300w, https:\/\/www.journal-eolien.org\/tout-sur-l-eolien\/wp-content\/uploads\/2025\/02\/Capture-d\u2019e\u0301cran-2025-02-26-a\u0300-12.19.37-768x573.png 768w, https:\/\/www.journal-eolien.org\/tout-sur-l-eolien\/wp-content\/uploads\/2025\/02\/Capture-d\u2019e\u0301cran-2025-02-26-a\u0300-12.19.37-1024x764.png 1024w\" sizes=\"(max-width: 1628px) 100vw, 1628px\" \/><\/a><\/p><p>Il existe trois technologies pour poser une \u00e9olienne sur les fonds marins.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f3f34eb onglet-bascule elementor-widget elementor-widget-toggle\" data-id=\"f3f34eb\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"toggle.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-toggle\">\n\t\t\t\t\t\t\t<div class=\"elementor-toggle-item\">\n\t\t\t\t\t<div id=\"elementor-tab-title-2551\" class=\"elementor-tab-title\" data-tab=\"1\" role=\"button\" aria-controls=\"elementor-tab-content-2551\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon elementor-toggle-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-closed\"><svg class=\"e-font-icon-svg e-fas-caret-right\" viewBox=\"0 0 192 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M0 384.662V127.338c0-17.818 21.543-26.741 34.142-14.142l128.662 128.662c7.81 7.81 7.81 20.474 0 28.284L34.142 398.804C21.543 411.404 0 402.48 0 384.662z\"><\/path><\/svg><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-opened\"><svg class=\"elementor-toggle-icon-opened e-font-icon-svg e-fas-caret-up\" viewBox=\"0 0 320 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M288.662 352H31.338c-17.818 0-26.741-21.543-14.142-34.142l128.662-128.662c7.81-7.81 20.474-7.81 28.284 0l128.662 128.662c12.6 12.599 3.676 34.142-14.142 34.142z\"><\/path><\/svg><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-toggle-title\" tabindex=\"0\">La fondation monopieu<\/a>\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-2551\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"1\" role=\"region\" aria-labelledby=\"elementor-tab-title-2551\"><p>Sa structure est constitu\u00e9e d\u2019un tube en acier enfonc\u00e9 dans les parties dures du sous-sol marin. Sa fondation lui permet de r\u00e9sister aux charges du vent, des mar\u00e9es et des vagues. Simple de fabrication et d\u2019installation, cette technologie repr\u00e9sente la majeure partie des \u00e9oliennes actuellement install\u00e9es en mer en Europe.<\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-toggle-item\">\n\t\t\t\t\t<div id=\"elementor-tab-title-2552\" class=\"elementor-tab-title\" data-tab=\"2\" role=\"button\" aria-controls=\"elementor-tab-content-2552\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon elementor-toggle-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-closed\"><svg class=\"e-font-icon-svg e-fas-caret-right\" viewBox=\"0 0 192 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M0 384.662V127.338c0-17.818 21.543-26.741 34.142-14.142l128.662 128.662c7.81 7.81 7.81 20.474 0 28.284L34.142 398.804C21.543 411.404 0 402.48 0 384.662z\"><\/path><\/svg><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-opened\"><svg class=\"elementor-toggle-icon-opened e-font-icon-svg e-fas-caret-up\" viewBox=\"0 0 320 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M288.662 352H31.338c-17.818 0-26.741-21.543-14.142-34.142l128.662-128.662c7.81-7.81 20.474-7.81 28.284 0l128.662 128.662c12.6 12.599 3.676 34.142-14.142 34.142z\"><\/path><\/svg><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-toggle-title\" tabindex=\"0\">La fondation en \u00ab Jacket \u00bb <\/a>\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-2552\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"2\" role=\"region\" aria-labelledby=\"elementor-tab-title-2552\"><p>Directement issu de l\u2019industrie p\u00e9troli\u00e8re offshore, ce type de fondation en structure m\u00e9tallique est le mieux indiqu\u00e9 pour des profondeurs de 20 \u00e0 50 m\u00e8tres. L\u2019utilisation de cette technologie est croissante, notamment avec l\u2019augmentation de la puissance des turbines et l\u2019exploitation de zones plus profondes.<\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t<div class=\"elementor-toggle-item\">\n\t\t\t\t\t<div id=\"elementor-tab-title-2553\" class=\"elementor-tab-title\" data-tab=\"3\" role=\"button\" aria-controls=\"elementor-tab-content-2553\" aria-expanded=\"false\">\n\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon elementor-toggle-icon-left\" aria-hidden=\"true\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-closed\"><svg class=\"e-font-icon-svg e-fas-caret-right\" viewBox=\"0 0 192 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M0 384.662V127.338c0-17.818 21.543-26.741 34.142-14.142l128.662 128.662c7.81 7.81 7.81 20.474 0 28.284L34.142 398.804C21.543 411.404 0 402.48 0 384.662z\"><\/path><\/svg><\/span>\n\t\t\t\t\t\t\t\t<span class=\"elementor-toggle-icon-opened\"><svg class=\"elementor-toggle-icon-opened e-font-icon-svg e-fas-caret-up\" viewBox=\"0 0 320 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M288.662 352H31.338c-17.818 0-26.741-21.543-14.142-34.142l128.662-128.662c7.81-7.81 20.474-7.81 28.284 0l128.662 128.662c12.6 12.599 3.676 34.142-14.142 34.142z\"><\/path><\/svg><\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t<a class=\"elementor-toggle-title\" tabindex=\"0\">La fondation gravitaire<\/a>\n\t\t\t\t\t<\/div>\n\n\t\t\t\t\t<div id=\"elementor-tab-content-2553\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"3\" role=\"region\" aria-labelledby=\"elementor-tab-title-2553\"><p>La structure est compos\u00e9e d\u2019une large base en b\u00e9ton con\u00e7ue pour \u00eatre plac\u00e9e sur le fond de la mer et \u00eatre suffisamment lourde pour rester en place m\u00eame dans des conditions climatiques extr\u00eames. Cette technologie est la moins utilis\u00e9e.<\/p><\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-68ada48 elementor-widget elementor-widget-text-editor\" data-id=\"68ada48\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<h4><strong>Les technologies de l\u2019\u00e9olien flottant<\/strong><\/h4><p>A partir de profondeurs sup\u00e9rieures \u00e0 60 m\u00e8tres, la technologie des \u00e9oliennes flottantes prend le relais. Les machines reposent sur des fondations flottantes, ancr\u00e9es au sous-sol marin par des c\u00e2bles. La plupart des projets flottants r\u00e9alis\u00e9s ou en chantier sont situ\u00e9s dans des zones de moins de 200 m de profondeurs, mais des sites beaucoup plus profonds sont \u00e0 l&rsquo;\u00e9tude.<\/p><ul><li>il permet de tirer <strong>profit d\u2019un vent plus fort et plus constant au large,\u00a0<\/strong>donc de r\u00e9duire le co\u00fbt de production de l\u2019\u00e9nergie\u00a0;<\/li><li><strong>Il limite l&rsquo;impact environnemental<\/strong> : visibilit\u00e9 r\u00e9duite depuis la c\u00f4te par son \u00e9loignement, d\u00e9mant\u00e8lement complet en fin de vie, sans aucun r\u00e9sidu sur le site\u00a0;<\/li><li>Il permet une <strong>installation des \u00e9oliennes simplifi\u00e9e et plus \u00e9conomique \u00e0 quai<\/strong> avant remorquage sur site.<\/li><\/ul>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9bbdc4e icone-loupe elementor-widget elementor-widget-image\" data-id=\"9bbdc4e\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<a href=\"https:\/\/www.journal-eolien.org\/tout-sur-l-eolien\/wp-content\/uploads\/2018\/01\/eolien-pose-photo3.jpg\" data-elementor-open-lightbox=\"yes\" data-elementor-lightbox-title=\"eolien-pose-photo3\" data-e-action-hash=\"#elementor-action%3Aaction%3Dlightbox%26settings%3DeyJpZCI6OTg0LCJ1cmwiOiJodHRwczpcL1wvd3d3LmpvdXJuYWwtZW9saWVuLm9yZ1wvdG91dC1zdXItbC1lb2xpZW5cL3dwLWNvbnRlbnRcL3VwbG9hZHNcLzIwMThcLzAxXC9lb2xpZW4tcG9zZS1waG90bzMuanBnIn0%3D\">\n\t\t\t\t\t\t\t<img loading=\"lazy\" decoding=\"async\" width=\"1000\" height=\"563\" src=\"https:\/\/www.journal-eolien.org\/tout-sur-l-eolien\/wp-content\/uploads\/2018\/01\/eolien-pose-photo3.jpg\" class=\"attachment-full size-full wp-image-984\" alt=\"\u00a9Ideol\" srcset=\"https:\/\/www.journal-eolien.org\/tout-sur-l-eolien\/wp-content\/uploads\/2018\/01\/eolien-pose-photo3.jpg 1000w, https:\/\/www.journal-eolien.org\/tout-sur-l-eolien\/wp-content\/uploads\/2018\/01\/eolien-pose-photo3-300x169.jpg 300w, https:\/\/www.journal-eolien.org\/tout-sur-l-eolien\/wp-content\/uploads\/2018\/01\/eolien-pose-photo3-768x432.jpg 768w\" sizes=\"(max-width: 1000px) 100vw, 1000px\" \/>\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4153596 elementor-widget elementor-widget-text-editor\" data-id=\"4153596\" 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>Les technologies de l\u2019\u00e9olien flottant en sont actuellement au stade de prototypes test\u00e9s en mer et plusieurs concepts de flotteurs existent.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6aaa18e elementor-widget elementor-widget-text-editor\" data-id=\"6aaa18e\" 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.journal-eolien.org\/tout-sur-l-eolien\/wp-content\/uploads\/2025\/02\/Capture-d\u2019e\u0301cran-2025-02-26-a\u0300-12.20.04.png\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-4137\" src=\"https:\/\/www.journal-eolien.org\/tout-sur-l-eolien\/wp-content\/uploads\/2025\/02\/Capture-d\u2019e\u0301cran-2025-02-26-a\u0300-12.20.04.png\" alt=\"\" width=\"1728\" height=\"1156\" srcset=\"https:\/\/www.journal-eolien.org\/tout-sur-l-eolien\/wp-content\/uploads\/2025\/02\/Capture-d\u2019e\u0301cran-2025-02-26-a\u0300-12.20.04.png 1728w, https:\/\/www.journal-eolien.org\/tout-sur-l-eolien\/wp-content\/uploads\/2025\/02\/Capture-d\u2019e\u0301cran-2025-02-26-a\u0300-12.20.04-300x201.png 300w, https:\/\/www.journal-eolien.org\/tout-sur-l-eolien\/wp-content\/uploads\/2025\/02\/Capture-d\u2019e\u0301cran-2025-02-26-a\u0300-12.20.04-768x514.png 768w, https:\/\/www.journal-eolien.org\/tout-sur-l-eolien\/wp-content\/uploads\/2025\/02\/Capture-d\u2019e\u0301cran-2025-02-26-a\u0300-12.20.04-1024x685.png 1024w\" sizes=\"(max-width: 1728px) 100vw, 1728px\" \/><\/a><\/p><p><strong>Semi-submersible<\/strong>\u00a0: l\u2019\u00e9olienne repose sur des flotteurs de grandes envergures retenues par un ancrage gravitaire standard au fond marin. Cette technologie propose une grande stabilit\u00e9<\/p><p><strong>Support \u00e0 barge<\/strong>\u00a0: l\u2019\u00e9olienne repose sur un flotteur de diam\u00e8tre moindre que dans le cas d\u2019un semi submersible. Cette technologie est plus simple mais elle offre moins de stabilit\u00e9<\/p><p><strong>Technologie \u00ab\u00a0SPAR\u00a0\u00bb<\/strong>\u00a0: l\u2019\u00e9olienne repose sur un seul flotteur sous forme d\u2019une colonne verticale fortement ballast\u00e9e. Cette technologie n\u00e9cessite une profondeur d\u2019au moins 100 m\u00e8tres sous l\u2019\u00e9olienne.<\/p><p><strong>Technologie TLP (Tension Leg Platform)<\/strong>\u00a0: elle se caract\u00e9rise par un ancrage tendu sur la base de c\u00e2bles arrim\u00e9s au sous-sol marin qui maintiennent la flottabilit\u00e9 de la plateforme.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-cc2b8ef elementor-widget elementor-widget-spacer\" data-id=\"cc2b8ef\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-696ca94 onglet-basdepage onglet-basdepage-1 elementor-tabs-view-horizontal elementor-widget elementor-widget-tabs\" data-id=\"696ca94\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"tabs.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-tabs\">\n\t\t\t<div class=\"elementor-tabs-wrapper\" role=\"tablist\" >\n\t\t\t\t\t\t\t\t\t<div id=\"elementor-tab-title-1101\" class=\"elementor-tab-title elementor-tab-desktop-title\" aria-selected=\"true\" data-tab=\"1\" role=\"tab\" tabindex=\"0\" aria-controls=\"elementor-tab-content-1101\" aria-expanded=\"false\">AUTRES PAGES<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t<div class=\"elementor-tabs-content-wrapper\" role=\"tablist\" aria-orientation=\"vertical\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-tab-title elementor-tab-mobile-title\" aria-selected=\"true\" data-tab=\"1\" role=\"tab\" tabindex=\"0\" aria-controls=\"elementor-tab-content-1101\" aria-expanded=\"false\">AUTRES PAGES<\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-1101\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"1\" role=\"tabpanel\" aria-labelledby=\"elementor-tab-title-1101\" tabindex=\"0\" hidden=\"false\"><ul><li><a href=\"http:\/\/www.journal-eolien.com\/tout-sur-l-eolien\/les-principales-technologies-eoliennes\/\">Les principales technologies \u00e9oliennes<\/a><\/li><li><a href=\"http:\/\/www.journal-eolien.com\/tout-sur-l-eolien\/le-fonctionnement-d-une-eolienne\/\">Le fonctionnement d\u2019une \u00e9olienne<\/a><\/li><li><a href=\"http:\/\/www.journal-eolien.org\/tout-sur-l-eolien\/repowering\/\">Le repowering<\/a><\/li><li><a href=\"http:\/\/www.journal-eolien.com\/tout-sur-l-eolien\/mesurer-les-gisements-de-vents\/\">Mesurer les gisements de vents<\/a><\/li><\/ul><\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-d713bb1 onglet-basdepage onglet-basdepage-2 elementor-tabs-view-horizontal elementor-widget elementor-widget-tabs\" data-id=\"d713bb1\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"tabs.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-tabs\">\n\t\t\t<div class=\"elementor-tabs-wrapper\" role=\"tablist\" >\n\t\t\t\t\t\t\t\t\t<div id=\"elementor-tab-title-2251\" class=\"elementor-tab-title elementor-tab-desktop-title\" aria-selected=\"true\" data-tab=\"1\" role=\"tab\" tabindex=\"0\" aria-controls=\"elementor-tab-content-2251\" aria-expanded=\"false\">DOCUMENTATION<\/div>\n\t\t\t\t\t\t\t<\/div>\n\t\t\t<div class=\"elementor-tabs-content-wrapper\" role=\"tablist\" aria-orientation=\"vertical\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-tab-title elementor-tab-mobile-title\" aria-selected=\"true\" data-tab=\"1\" role=\"tab\" tabindex=\"0\" aria-controls=\"elementor-tab-content-2251\" aria-expanded=\"false\">DOCUMENTATION<\/div>\n\t\t\t\t\t<div id=\"elementor-tab-content-2251\" class=\"elementor-tab-content elementor-clearfix\" data-tab=\"1\" role=\"tabpanel\" aria-labelledby=\"elementor-tab-title-2251\" tabindex=\"0\" hidden=\"false\"><ul><li><a href=\"https:\/\/energies-renouvelables.org\/barometre-electrique\/\" target=\"_blank\" rel=\"noopener\" data-wplink-edit=\"true\">Barom\u00e8tre des \u00e9nergies renouvelables \u00e9lectriques en France<\/a><\/li><li><a href=\"https:\/\/www.syndicat-energies-renouvelables.fr\/wp-content\/uploads\/basedoc\/ser-qr-eolienoffshore202405_web-rvb.pdf\" target=\"_blank\" rel=\"noopener\">Questions-R\u00e9ponses : \u00e9olien en mer &#8211; Edition 2024, SER (2024)<\/a><\/li><li><a href=\"https:\/\/librairie.ademe.fr\/7345-tout-comprendre-l-eolien.html\" target=\"_blank\" rel=\"noopener\">Tout comprendre : l&rsquo;\u00e9olien, Ademe (2024)<\/a><\/li><\/ul><\/div>\n\t\t\t\t\t\t\t<\/div>\n\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-33 elementor-top-column elementor-element elementor-element-b5ea165 colonne-droite\" data-id=\"b5ea165\" 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-3458a69 elementor-widget elementor-widget-spacer\" data-id=\"3458a69\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-62d9373 elementor-widget elementor-widget-text-editor\" data-id=\"62d9373\" 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>\u00a0<a href=\"https:\/\/www.journal-eolien.org\/tout-sur-l-eolien\/wp-content\/uploads\/2017\/12\/picto-lignes.png\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-278\" src=\"https:\/\/www.journal-eolien.org\/tout-sur-l-eolien\/wp-content\/uploads\/2017\/12\/picto-lignes.png\" alt=\"\" width=\"36\" height=\"31\" \/><\/a> LE GISEMENT FRAN\u00c7AIS<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4b903f7 elementor-widget elementor-widget-text-editor\" data-id=\"4b903f7\" 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>Avec 3 500 km de c\u00f4tes, la France m\u00e9tropolitaine b\u00e9n\u00e9ficie de conditions g\u00e9ographiques tr\u00e8s favorables au d\u00e9veloppement de l\u2019\u00e9olien en mer. C\u2019est le 2\u00e8me gisement \u00e9olien d\u2019Europe, derri\u00e8re la Grande-Bretagne et devant l\u2019Allemagne.<\/p><p>Le potentiel technique th\u00e9orique estim\u00e9 en France pour l\u2019\u00e9olien en mer est de :<\/p><ul><li>169 GW\u00a0pour l\u2019\u00e9olien pos\u00e9<\/li><\/ul><ul><li>454 GW\u00a0pour l\u2019\u00e9olien flottant<\/li><\/ul><p><i>Source : Global Wind Energy Council (GWEC<\/i><i style=\"font-family: inherit; font-weight: inherit;\">)<\/i><\/p>\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>\n\t\t","protected":false},"excerpt":{"rendered":"<p>technologies &amp; enjeux \/ Les diff\u00e9rentes technologies \u00e9olien en mer : pos\u00e9 ou flottant Installer des \u00e9oliennes loin des c\u00f4tes pour capter la puissance r\u00e9guli\u00e8re des vents du large et s&rsquo;affranchir des contraintes de profondeur du plancher marin, c&rsquo;est le d\u00e9fi de l&rsquo;\u00e9olien en mer \u00ab flottant \u00bb\u00a0! Une \u00e9olienne en mer peut \u00eatre install\u00e9e [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-971","page","type-page","status-publish","hentry"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>\u00c9olien en mer : pos\u00e9 ou flottant - Journal de l&#039;\u00e9olien - Tout sur l&#039;\u00e9olien<\/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.journal-eolien.org\/tout-sur-l-eolien\/eolien-en-mer-pose-eolien-en-mer-flottant\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u00c9olien en mer : pos\u00e9 ou flottant - Journal de l&#039;\u00e9olien - Tout sur l&#039;\u00e9olien\" \/>\n<meta property=\"og:description\" content=\"technologies &amp; enjeux \/ Les diff\u00e9rentes technologies \u00e9olien en mer : pos\u00e9 ou flottant Installer des \u00e9oliennes loin des c\u00f4tes pour capter la puissance r\u00e9guli\u00e8re des vents du large et s&rsquo;affranchir des contraintes de profondeur du plancher marin, c&rsquo;est le d\u00e9fi de l&rsquo;\u00e9olien en mer \u00ab flottant \u00bb\u00a0! 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