{"id":111542,"date":"2024-08-13T11:15:31","date_gmt":"2024-08-13T09:15:31","guid":{"rendered":"https:\/\/www.immo-invest.ch\/eine-kosteneffiziente-alternative-zu-konventionellen-kraftwerken\/"},"modified":"2024-08-13T15:01:23","modified_gmt":"2024-08-13T13:01:23","slug":"eine-kosteneffiziente-alternative-zu-konventionellen-kraftwerken","status":"publish","type":"post","link":"https:\/\/www.immo-invest.ch\/fr\/eine-kosteneffiziente-alternative-zu-konventionellen-kraftwerken\/","title":{"rendered":"Une alternative rentable aux centrales \u00e9lectriques conventionnelles"},"content":{"rendered":"\n\n<p class=\"wp-block-paragraph\">Selon l&rsquo;\u00e9tude du Fraunhofer ISE, les centrales photovolta\u00efques au sol et les \u00e9oliennes terrestres sont actuellement les technologies les plus rentables pour la production d&rsquo;\u00e9lectricit\u00e9 en Allemagne. Le co\u00fbt de production de l&rsquo;\u00e9lectricit\u00e9 pour ces installations se situe entre 4,1 et 9,2 centimes d&rsquo;euro par kilowattheure, ce qui est inf\u00e9rieur non seulement aux autres \u00e9nergies renouvelables, mais aussi \u00e0 tous les types de centrales \u00e9lectriques conventionnelles.<\/p>\n\n\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Le stockage sur batterie, un compl\u00e9ment pr\u00e9cieux<br><\/strong>Les syst\u00e8mes de batteries photovolta\u00efques ont des co\u00fbts de production d&rsquo;\u00e9lectricit\u00e9 qui varient entre 6,0 et 22,5 centimes d&rsquo;euro par kilowattheure, en fonction du site et du syst\u00e8me de batterie. Cela montre l&rsquo;\u00e9norme potentiel de cette technologie, en particulier lorsqu&rsquo;elle est associ\u00e9e \u00e0 des syst\u00e8mes photovolta\u00efques au sol et \u00e0 des parcs \u00e9oliens. Le Dr Christoph Kost de Fraunhofer ISE souligne les avantages de telles combinaisons : \u00ab\u00a0La combinaison permet de mieux utiliser les capacit\u00e9s du r\u00e9seau\u00a0\u00bb<\/p>\n\n\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Baisse des co\u00fbts pr\u00e9vue d&rsquo;ici 2045<br><\/strong>L&rsquo;\u00e9tude donne \u00e9galement une pr\u00e9vision de l&rsquo;\u00e9volution des co\u00fbts d&rsquo;ici 2045. Les petites installations PV en toiture pourraient alors fournir de l&rsquo;\u00e9lectricit\u00e9 pour 4,9 \u00e0 10,4 centimes d&rsquo;euro par kilowattheure, tandis que les installations PV au sol pourraient atteindre 3,1 \u00e0 5,0 centimes d&rsquo;euro par kilowattheure. Les petits syst\u00e8mes de batteries photovolta\u00efques devraient \u00e9galement conna\u00eetre des baisses de co\u00fbts significatives, de 7 \u00e0 19 centimes d&rsquo;euro par kilowattheure, \u00e0 condition que les prix du stockage baissent comme pr\u00e9vu.<\/p>\n\n\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Les centrales \u00e9lectriques flexibles restent n\u00e9cessaires<br><\/strong>Malgr\u00e9 les d\u00e9veloppements positifs des \u00e9nergies renouvelables, les centrales \u00e9lectriques \u00e0 r\u00e9gulation flexible restent indispensables en tant que back-up. Les centrales au biogaz et \u00e0 la biomasse pourraient en partie jouer ce r\u00f4le, mais \u00e0 un co\u00fbt nettement plus \u00e9lev\u00e9. Ainsi, les co\u00fbts de production d&rsquo;\u00e9lectricit\u00e9 pour le biogaz se situent entre 20,2 et 32,5 centimes d&rsquo;euro par kilowattheure et pour les centrales \u00e0 biomasse entre 11,5 et 23,5 centimes d&rsquo;euro par kilowattheure.<\/p>\n\n\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Centrales \u00e0 hydrog\u00e8ne en compl\u00e9ment<br><\/strong>L&rsquo;\u00e9tude indique \u00e9galement les co\u00fbts des centrales \u00e0 turbines \u00e0 gaz et \u00e0 vapeur fonctionnant \u00e0 l&rsquo;hydrog\u00e8ne en 2030 : ils se situent entre 23,6 et 43,3 centimes d&rsquo;euro par kilowattheure. Ces co\u00fbts r\u00e9sultent des d\u00e9penses \u00e9lev\u00e9es en CO2 et en approvisionnement en hydrog\u00e8ne. Paul M\u00fcller de Fraunhofer ISE souligne la n\u00e9cessit\u00e9 de ces technologies en tant que compl\u00e9ment : \u00ab\u00a0Nous avons besoin d&rsquo;elles comme compl\u00e9ment important. Cependant, leur fonctionnement sera limit\u00e9 au strict n\u00e9cessaire\u00a0\u00bb<\/p>\n\n\n\n\n\n<p class=\"wp-block-paragraph\">Les r\u00e9sultats de l&rsquo;\u00e9tude de Fraunhofer montrent clairement que les installations photovolta\u00efques avec stockage par batterie constituent non seulement une alternative rentable aux centrales \u00e9lectriques conventionnelles, mais aussi une alternative \u00e0 l&rsquo;avenir s\u00fbr. Les baisses de co\u00fbts pr\u00e9vues d&rsquo;ici 2045 font des \u00e9nergies renouvelables une option de plus en plus attractive pour la production d&rsquo;\u00e9lectricit\u00e9.<\/p>\n\n","protected":false},"excerpt":{"rendered":"<p>L&rsquo;\u00e9tude actuelle de l&rsquo;Institut Fraunhofer pour les syst\u00e8mes \u00e9nerg\u00e9tiques solaires ISE montre que les installations photovolta\u00efques avec stockage par batterie produisent d\u00e9sormais de l&rsquo;\u00e9lectricit\u00e9 \u00e0 un co\u00fbt inf\u00e9rieur \u00e0 celui des centrales \u00e9lectriques traditionnelles au charbon et au gaz. Les pr\u00e9visions de co\u00fbts pour les \u00e9nergies renouvelables jusqu&rsquo;en 2045 sont \u00e9galement prometteuses. <\/p>\n","protected":false},"author":2,"featured_media":111469,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_surecart_dashboard_logo_width":"180px","_surecart_dashboard_show_logo":true,"_surecart_dashboard_navigation_orders":true,"_surecart_dashboard_navigation_invoices":true,"_surecart_dashboard_navigation_subscriptions":true,"_surecart_dashboard_navigation_downloads":true,"_surecart_dashboard_navigation_billing":true,"_surecart_dashboard_navigation_account":true,"inline_featured_image":false,"_monsterinsights_skip_tracking":false,"footnotes":""},"categories":[22699,8747,22353,743],"tags":[],"class_list":["post-111542","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-durabilite","category-energie","category-international-fr","category-immonews-fr"],"acf":{"bild_mit_ki_erstellt_worden":[],"lead":"L'\u00e9tude actuelle de l'Institut Fraunhofer pour les syst\u00e8mes \u00e9nerg\u00e9tiques solaires ISE montre que les installations photovolta\u00efques avec stockage par batterie produisent d\u00e9sormais de l'\u00e9lectricit\u00e9 \u00e0 un co\u00fbt inf\u00e9rieur \u00e0 celui des centrales \u00e9lectriques traditionnelles au charbon et au gaz. Les pr\u00e9visions de co\u00fbts pour les \u00e9nergies renouvelables jusqu'en 2045 sont \u00e9galement prometteuses. ","autor":"Quelle: Frauenhofer","ort":"","bildunterschrift":"","zusammenfassung":"","bild_im_grid":false,"gallerie":"","newsim":""},"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.3 - aioseo.com -->\n\t<meta name=\"description\" content=\"L&#039;\u00e9tude actuelle de l&#039;Institut Fraunhofer pour les syst\u00e8mes \u00e9nerg\u00e9tiques solaires ISE montre que les installations photovolta\u00efques avec stockage par batterie produisent d\u00e9sormais de l&#039;\u00e9lectricit\u00e9 \u00e0 un co\u00fbt inf\u00e9rieur \u00e0 celui des centrales \u00e9lectriques traditionnelles au charbon et au gaz. 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