Improved nucleolus method-based rolling optimization operation for renewable energy stations and shared energy storage

Abstract In the context of renewable energy integration, shared energy storage (SES) offers a promising solution for improving the operational flexibility and economic performance of renewable energy stations (RESs). This paper proposes an improved nucleolus method-based rolling optimization operati...

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Bibliographic Details
Main Authors: Gang Li, Bingyu Sang, Wei Tang, Kecheng Li, Bin Xu, Zhihao Yang, Wei Ma, Yibin Tao
Format: Article
Language:English
Published: SpringerOpen 2025-08-01
Series:Sustainable Energy Research
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Online Access:https://doi.org/10.1186/s40807-025-00191-x
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Summary:Abstract In the context of renewable energy integration, shared energy storage (SES) offers a promising solution for improving the operational flexibility and economic performance of renewable energy stations (RESs). This paper proposes an improved nucleolus method-based rolling optimization operation method for RESs and SES to address operational uncertainties and ensure fair revenue distribution among RESs. The proposed method comprises a profit maximization model for the cooperative alliance that dynamically adjusts the RESs’ bidding strategies in both day-ahead and real-time energy markets using a receding horizon control approach, as well as an improved nucleolus-based revenue allocation model enhanced with constraint generation techniques to ensure fair, stable and efficient profit sharing among large-scale alliance members. This methodology effectively addresses uncertainties in renewable energy output, market prices and forecast deviations, while maintaining system stability and fairness in cost-sharing. Case study results show that the proposed method improves overall alliance revenue, reduces deviation penalty costs, and significantly decreases computation time, thereby underscoring its scalability and practical feasibility for large-scale RES alliances.
ISSN:2731-9237