{"id":28766,"date":"2026-05-05T08:00:32","date_gmt":"2026-05-05T06:00:32","guid":{"rendered":"https:\/\/v4.cubeconcepts.de\/?p=28766"},"modified":"2026-06-01T12:32:14","modified_gmt":"2026-06-01T10:32:14","slug":"chaleur-le-week-end-du-1er-mai-2026","status":"publish","type":"post","link":"https:\/\/cubeconcepts.de\/fr\/hellbrise-am-1-maiwochenende-2026\/","title":{"rendered":"Enfers de glace : causes, effets et solutions"},"content":{"rendered":"<p class=\"wp-block-paragraph\">Durant le long week-end prolong\u00e9 du 1er mai 2026, un ph\u00e9nom\u00e8ne familier, mais de plus en plus important pour le syst\u00e8me, s'est une fois de plus manifest\u00e9 sur le march\u00e9 allemand de l'\u00e9lectricit\u00e9 : un ph\u00e9nom\u00e8ne dit <strong><a href=\"https:\/\/cubeconcepts.de\/fr\/enferbrise\/\">Enfer-brise<\/a><\/strong>. Ceci d\u00e9crit une situation dans laquelle un approvisionnement \u00e9lev\u00e9 en \u00e9nergie photovolta\u00efque et \u00e9olienne co\u00efncide avec une demande d'\u00e9lectricit\u00e9 relativement faible, entra\u00eenant des r\u00e9actions de prix parfois extr\u00eames sur le march\u00e9 de l'\u00e9lectricit\u00e9.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Niveaux records pour les prix de l'\u00e9lectricit\u00e9 n\u00e9gatifs<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Le 1er mai, les prix de l'\u00e9lectricit\u00e9 sur le march\u00e9 de gros ont atteint entre 13h15 et 14h30 avec <strong>-499,99 \u20ac\/MWh<\/strong> presque le prix plancher techniquement d\u00e9fini. Un niveau de prix aussi fort n'avait pas \u00e9t\u00e9 observ\u00e9 depuis juillet 2023. Plus tard dans la journ\u00e9e, le march\u00e9 s'est nettement invers\u00e9 : dans la soir\u00e9e, les prix ont grimp\u00e9 jusqu'\u00e0 <strong>232,99 \u20ac\/MWh<\/strong> (23,3 ct\/kWh).<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Avec cela, il en r\u00e9sulta un remarquable <strong>Marge journali\u00e8re de 732,98 \u20ac\/MWh<\/strong>. C'\u00e9tait non seulement un record de <a href=\"https:\/\/cubeconcepts.de\/fr\/prix-negatifs-de-lelectricite\/\">des prix n\u00e9gatifs de l'\u00e9lectricit\u00e9<\/a>, mais aussi un signal clair des d\u00e9s\u00e9quilibres structurels du syst\u00e8me \u00e9lectrique.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">M\u00eame le 2 mai, la tendance s'est poursuivie : les prix ont de nouveau baiss\u00e9 jusqu'\u00e0 <strong>-120 \u20ac\/MWh<\/strong>. La cause principale \u00e9tait la combinaison de :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>production d'\u00e9lectricit\u00e9 solaire et \u00e9olienne \u00e9lev\u00e9e<\/li>\n\n\n\n<li>faible demande en raison des jours f\u00e9ri\u00e9s et du week-end<\/li>\n\n\n\n<li>options de flexibilit\u00e9 limit\u00e9es dans le syst\u00e8me \u00e9lectrique<\/li>\n<\/ul>\n\n\n\n<h2 class=\"wp-block-heading\">Syst\u00e8me \u00e9lectrique sous pression : offre exc\u00e9dentaire \u00e0 midi<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Au pic, la production photovolta\u00efque \u00e9tait d'environ le 1er mai <strong>46 GW<\/strong>, pendant que la production totale d'\u00e9lectricit\u00e9 est d'environ <strong>59 GW<\/strong> atteinte. \u00c0 l'inverse, il y avait une charge relativement faible d'environ <strong>43 GW<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Le sur-approvisionnement r\u00e9sultant a \u00e9t\u00e9 partiellement compens\u00e9 par :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>5\u20136 GW de puissance de pompage<\/strong>, qui ont absorb\u00e9 de l'\u00e9lectricit\u00e9<\/li>\n\n\n\n<li>autour <strong>10 GW d'exportations d'\u00e9lectricit\u00e9<\/strong> \u00e0 l'\u00e9tranger<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Cependant, les pays voisins ont \u00e9galement \u00e9t\u00e9 touch\u00e9s par des apports \u00e9lev\u00e9s d'\u00e9nergie photovolta\u00efque, limitant ainsi les capacit\u00e9s d'exportation et la demande.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Redispatch : les interventions deviennent la norme<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Dans des situations comme celles-ci, les gestionnaires de r\u00e9seau de transport ont de plus en plus recours \u00e0 <strong>Mesures de redistribution<\/strong> En faisant fonctionner les centrales \u00e9lectriques de mani\u00e8re cibl\u00e9e de bas en haut, afin d'\u00e9viter les congestions du r\u00e9seau.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Les cons\u00e9quences :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>R\u00e9glementation des \u00e9nergies renouvelables<\/strong>, en particulier la photovolta\u00efque<\/li>\n\n\n\n<li><strong>en hausse<\/strong> <strong>Co\u00fbts du syst\u00e8me<\/strong>, da les op\u00e9rateurs doivent \u00eatre indemnis\u00e9s pour la perte d'injection<\/li>\n\n\n\n<li>charge suppl\u00e9mentaire pour les r\u00e9seaux et les m\u00e9canismes de march\u00e9<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Les co\u00fbts de <a href=\"https:\/\/cubeconcepts.de\/fr\/redistribution-techniques-processus-avenir\/\">Redispatch<\/a> augmentent continuellement depuis des ann\u00e9es et atteignent r\u00e9guli\u00e8rement des milliards. Les brises hell\u00e9niques aggravent consid\u00e9rablement ce probl\u00e8me, car de grandes quantit\u00e9s d'\u00e9nergie doivent \u00eatre retir\u00e9es du syst\u00e8me \u00e0 court terme.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Pourquoi les prix n\u00e9gatifs de l'\u00e9lectricit\u00e9 augmentent<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Les prix n\u00e9gatifs de l'\u00e9lectricit\u00e9 ne sont plus des cas isol\u00e9s, mais l'expression d'une tendance structurelle. Les principaux moteurs :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Installation dynamique de syst\u00e8mes PV<\/strong> sans augmentation simultan\u00e9e de flexibilit\u00e9<\/li>\n\n\n\n<li><strong>Structures de production inflexibles<\/strong> (par exemple, centrales \u00e9lectriques conventionnelles \u00e0 charge minimale)<\/li>\n\n\n\n<li><strong>faisant r\u00e9f\u00e9rence \u00e0 la demande<\/strong> les week-ends et les jours f\u00e9ri\u00e9s<\/li>\n\n\n\n<li><strong>Capacit\u00e9s limit\u00e9es de stockage et de d\u00e9placement de charge<\/strong><\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Avec une part croissante de photovolta\u00efque, cette tendance se renforcera \u00e0 l'avenir, notamment pendant les heures de midi.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Le stockage de batteries comme cl\u00e9 de la solution<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">Le d\u00e9veloppement cibl\u00e9 de <strong><a href=\"https:\/\/cubeconcepts.de\/fr\/produits\/accumulateur-a-batterie\/\">stockage de batterie \u00e0 grande \u00e9chelle<\/a><\/strong> est consid\u00e9r\u00e9 comme la r\u00e9ponse centrale aux d\u00e9fis des brises l\u00e9g\u00e8res. Elles peuvent remplir plusieurs fonctions essentielles au syst\u00e8me :<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>1. Stockage de l'exc\u00e9dent de courant<\/strong><br>Les batteries chargent sp\u00e9cifiquement lors de prix n\u00e9gatifs et \u00e9vitent ainsi les d\u00e9classements.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>2. Stabilisation des prix de l'\u00e9lectricit\u00e9<\/strong><br>Gr\u00e2ce \u00e0 l'arbitrage, le stockage att\u00e9nue les pics de prix extr\u00eames et r\u00e9duit la volatilit\u00e9.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>3. D\u00e9charge du syst\u00e8me de red\u00e9ploiement<\/strong><br>Moins d'interventions des gestionnaires de r\u00e9seau signifient une r\u00e9duction des co\u00fbts du syst\u00e8me.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>4. Fourniture de services de r\u00e9seau<\/strong><br>Les m\u00e9gastocks d'\u00e9nergie peuvent \u00e9galement fournir de l'\u00e9nergie de r\u00e9gulation primaire et secondaire, ouvrant ainsi de nouvelles sources de revenus.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>5. Int\u00e9gration des \u00e9nergies renouvelables<\/strong><br>Les batteries augmentent la capacit\u00e9 d'absorption du syst\u00e8me pour une puissance PV suppl\u00e9mentaire.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Conclusion : La flexibilit\u00e9 d\u00e9termine l'efficacit\u00e9 du syst\u00e8me<\/h2>\n\n\n\n<p class=\"wp-block-paragraph\">La brise l\u00e9g\u00e8re du premier week-end de mai 2026 montre clairement que le d\u00e9veloppement des \u00e9nergies renouvelables \u00e0 lui seul ne suffit pas. Sans un d\u00e9veloppement parall\u00e8le d'options de flexibilit\u00e9 \u2013 notamment gr\u00e2ce au stockage par batterie \u2013 les co\u00fbts du syst\u00e8me, le besoin de redispatch et les distorsions du march\u00e9 augmenteront.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pour les entreprises, les fournisseurs d'\u00e9nergie et les investisseurs, cela se traduit par des domaines d'action clairs :<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Int\u00e9gration du stockage dans les projets \u00e9nerg\u00e9tiques<\/li>\n\n\n\n<li>Utilisation des signaux de prix par une commercialisation intelligente<\/li>\n\n\n\n<li>Combinaison des installations photovolta\u00efques avec des solutions de flexibilit\u00e9<\/li>\n<\/ul>\n\n\n\n<p class=\"wp-block-paragraph\"><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">La transition \u00e9nerg\u00e9tique entre ainsi dans une nouvelle phase : <strong>Non plus seulement la production, mais l'int\u00e9gration de syst\u00e8mes devient le facteur de succ\u00e8s d\u00e9cisif.<\/strong><\/p>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<div class=\"wp-block-buttons is-layout-flex wp-block-buttons-is-layout-flex\">\n<div class=\"wp-block-button\"><a class=\"wp-block-button__link wp-element-button\" href=\"https:\/\/cubeconcepts.de\/fr\/savoir\/fachbeitraege\/\">Retour \u00e0 l'aper\u00e7u<\/a><\/div>\n<\/div>","protected":false},"excerpt":{"rendered":"<p>-500 \u20ac\/MWh \u00e0 midi, plus de 230 \u20ac\/MWh le soir : La douce brise de d\u00e9but mai r\u00e9v\u00e8le les extr\u00eames croissants du march\u00e9 de l'\u00e9lectricit\u00e9. Ce qui se cache derri\u00e8re \u2013 et pourquoi les syst\u00e8mes de stockage par batterie deviennent la technologie cl\u00e9.<\/p>","protected":false},"author":3,"featured_media":28768,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[7],"tags":[],"class_list":["post-28766","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-solar-news"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.7 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Hellbrise am 1. Maiwochenende 2026 | CUBE CONCEPTS<\/title>\n<meta name=\"description\" content=\"Die Hellbrise am 1. 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