{"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":"<p class=\"wp-block-paragraph\">Selon l&rsquo;&eacute;tude du Fraunhofer ISE, les centrales photovolta&iuml;ques au sol et les &eacute;oliennes terrestres sont actuellement les technologies les plus rentables pour la production d&rsquo;&eacute;lectricit&eacute; en Allemagne. Le co&ucirc;t de production de l&rsquo;&eacute;lectricit&eacute; pour ces installations se situe entre 4,1 et 9,2 centimes d&rsquo;euro par kilowattheure, ce qui est inf&eacute;rieur non seulement aux autres &eacute;nergies renouvelables, mais aussi &agrave; tous les types de centrales &eacute;lectriques conventionnelles.<\/p>\n\n\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Le stockage sur batterie, un compl&eacute;ment pr&eacute;cieux<br><\/strong>Les syst&egrave;mes de batteries photovolta&iuml;ques ont des co&ucirc;ts de production d&rsquo;&eacute;lectricit&eacute; qui varient entre 6,0 et 22,5 centimes d&rsquo;euro par kilowattheure, en fonction du site et du syst&egrave;me de batterie. Cela montre l&rsquo;&eacute;norme potentiel de cette technologie, en particulier lorsqu&rsquo;elle est associ&eacute;e &agrave; des syst&egrave;mes photovolta&iuml;ques au sol et &agrave; des parcs &eacute;oliens. Le Dr Christoph Kost de Fraunhofer ISE souligne les avantages de telles combinaisons : &laquo;&nbsp;La combinaison permet de mieux utiliser les capacit&eacute;s du r&eacute;seau&nbsp;&raquo;<\/p>\n\n\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Baisse des co&ucirc;ts pr&eacute;vue d&rsquo;ici 2045<br><\/strong>L&rsquo;&eacute;tude donne &eacute;galement une pr&eacute;vision de l&rsquo;&eacute;volution des co&ucirc;ts d&rsquo;ici 2045. Les petites installations PV en toiture pourraient alors fournir de l&rsquo;&eacute;lectricit&eacute; pour 4,9 &agrave; 10,4 centimes d&rsquo;euro par kilowattheure, tandis que les installations PV au sol pourraient atteindre 3,1 &agrave; 5,0 centimes d&rsquo;euro par kilowattheure. Les petits syst&egrave;mes de batteries photovolta&iuml;ques devraient &eacute;galement conna&icirc;tre des baisses de co&ucirc;ts significatives, de 7 &agrave; 19 centimes d&rsquo;euro par kilowattheure, &agrave; condition que les prix du stockage baissent comme pr&eacute;vu.<\/p>\n\n\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Les centrales &eacute;lectriques flexibles restent n&eacute;cessaires<br><\/strong>Malgr&eacute; les d&eacute;veloppements positifs des &eacute;nergies renouvelables, les centrales &eacute;lectriques &agrave; r&eacute;gulation flexible restent indispensables en tant que back-up. Les centrales au biogaz et &agrave; la biomasse pourraient en partie jouer ce r&ocirc;le, mais &agrave; un co&ucirc;t nettement plus &eacute;lev&eacute;. Ainsi, les co&ucirc;ts de production d&rsquo;&eacute;lectricit&eacute; pour le biogaz se situent entre 20,2 et 32,5 centimes d&rsquo;euro par kilowattheure et pour les centrales &agrave; 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 &agrave; hydrog&egrave;ne en compl&eacute;ment<br><\/strong>L&rsquo;&eacute;tude indique &eacute;galement les co&ucirc;ts des centrales &agrave; turbines &agrave; gaz et &agrave; vapeur fonctionnant &agrave; l&rsquo;hydrog&egrave;ne en 2030 : ils se situent entre 23,6 et 43,3 centimes d&rsquo;euro par kilowattheure. Ces co&ucirc;ts r&eacute;sultent des d&eacute;penses &eacute;lev&eacute;es en CO2 et en approvisionnement en hydrog&egrave;ne. Paul M&uuml;ller de Fraunhofer ISE souligne la n&eacute;cessit&eacute; de ces technologies en tant que compl&eacute;ment : &laquo;&nbsp;Nous avons besoin d&rsquo;elles comme compl&eacute;ment important. Cependant, leur fonctionnement sera limit&eacute; au strict n&eacute;cessaire&nbsp;&raquo;<\/p>\n\n\n\n\n\n<p class=\"wp-block-paragraph\">Les r&eacute;sultats de l&rsquo;&eacute;tude de Fraunhofer montrent clairement que les installations photovolta&iuml;ques avec stockage par batterie constituent non seulement une alternative rentable aux centrales &eacute;lectriques conventionnelles, mais aussi une alternative &agrave; l&rsquo;avenir s&ucirc;r. Les baisses de co&ucirc;ts pr&eacute;vues d&rsquo;ici 2045 font des &eacute;nergies renouvelables une option de plus en plus attractive pour la production d&rsquo;&eacute;lectricit&eacute;.<\/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":{"pmpro_default_level":"","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","pmpro-has-access"],"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":"","bild_im_grid":false,"gallerie":"","newsim":""},"aioseo_notices":[],"aioseo_head":"\n\t\t<!-- All in One SEO 5.0.1.1 - 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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