{"id":14929,"date":"2025-12-16T12:47:02","date_gmt":"2025-12-16T11:47:02","guid":{"rendered":"https:\/\/reuniwatt.com\/fr\/?p=14929"},"modified":"2025-12-16T02:53:29","modified_gmt":"2025-12-16T01:53:29","slug":"equipements-de-prevision-dans-des-environnements-desertiques-extremes","status":"publish","type":"post","link":"https:\/\/reuniwatt.com\/fr\/actu-industrie\/equipements-de-prevision-dans-des-environnements-desertiques-extremes\/","title":{"rendered":"\u00c9quipements de pr\u00e9vision dans des environnements d\u00e9sertiques extr\u00eames"},"content":{"rendered":"

Les services publics ne peuvent pas faire fonctionner un r\u00e9seau fortement solaire en se fiant uniquement \u00e0 l\u2019optimisme \u2014 ils ont besoin de pr\u00e9visions fiables, allant de plusieurs jours \u00e0 quelques minutes \u00e0 l\u2019avance. Dans pv magazine (12\/2025 & 01\/2026), Hannah Bergler de Reuniwatt d\u00e9crit ce qu\u2019il faut pour garantir cette fiabilit\u00e9 dans le cadre d\u2019un projet photovolta\u00efque \u00e0 tr\u00e8s grande \u00e9chelle aux \u00c9mirats arabes unis, o\u00f9 les conditions d\u00e9sertiques poussent les syst\u00e8mes d\u2019exploitation, de maintenance et de pr\u00e9vision \u00e0 leurs limites.<\/p>\n

L\u2019\u00e9nergie solaire du d\u00e9sert : pr\u00e9voir sous pression<\/h2>\n

Les m\u00e9ga-projets du Moyen-Orient promettent une production d\u2019\u00e9nergie propre massive, mais ils fonctionnent dans des conditions qui peuvent modifier rapidement l\u2019irradiance et la production \u00e9lectrique. Pour un dispositif de pr\u00e9vision conforme aux standards, couvrant plusieurs horizons et intervalles de mise \u00e0 jour \u2014 allant des pr\u00e9visions sur trois jours et d\u2019un jour \u00e0 l\u2019avance jusqu\u2019aux pr\u00e9visions intra-horaires \u2014 Reuniwatt combine la pr\u00e9vision num\u00e9rique du temps (NWP), les images satellites de Meteosat Seconde G\u00e9n\u00e9ration et les donn\u00e9es issues des mesures sur site afin de maintenir des pr\u00e9visions r\u00e9actives et exploitables pour les op\u00e9rations et la fiabilit\u00e9 du r\u00e9seau.<\/p>\n

Des pr\u00e9visions rapides pour le contr\u00f4le du r\u00e9seau<\/h2>\n

Au-del\u00e0 de la planification \u00e0 la journ\u00e9e, ces projets n\u00e9cessitent des mises \u00e0 jour fr\u00e9quentes que les op\u00e9rateurs peuvent r\u00e9ellement utiliser en temps r\u00e9el. L\u2019article d\u00e9crit comment la pr\u00e9vision \u00e0 tr\u00e8s court terme (nowcasting) est appuy\u00e9e par des mesures \u00e0 haute fr\u00e9quence et par le dispositif d\u2019imagerie infrarouge du ciel Sky InSight™ de Reuniwatt, qui aide \u00e0 d\u00e9tecter pr\u00e9cocement le d\u00e9veloppement des nuages et \u00e0 am\u00e9liorer les pr\u00e9visions au niveau des centrales jusqu\u2019\u00e0 environ 30 minutes \u00e0 l\u2019avance.<\/p>\n

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