综合能源管理提高电网灵活性:优化可再生资源和能源存储系统在整个输电和配电网络
Meysam Khani1, Mahmoud Samiei Moghaddam2, Tohid Noori1
1Department of Electrical Engineering, Sari Branch, Islamic Azad University, Sari, Iran.
Heliyon
|November 5, 2024
概括
整合可再生能源 (RE) 和储能系统 (ESS) 提高了电网的灵活性. 我们的模型优化了这些系统,大大降低了分布和传输网络的成本.
科学领域:
- 电气工程 电气工程
- 能源系统 能源系统
- 优化理论 优化理论
背景情况:
- 现有的储能系统 (ESS) 研究往往侧重于孤立网络 (传输或分配) 的优化.
- 为了实现智能电网目标,需要采用整体方法,将可再生能源 (RE),需求侧管理 (DSM) 和ESS整合到相互连接的输电和配电网络中.
- 单独优化ESS操作限制了全面电网灵活性和成本节约的潜力.
研究的目的:
- 开发一个双层随机模型,用于跨输电和配电网络的综合能源管理.
- 将可再生能源 (RE),需求侧管理 (DSM) 和储能系统 (ESS) 整体纳入统一的优化框架.
- 评估综合ESS部署的节省成本效益和网络影响.
主要方法:
- 为综合能源管理制定双级随机优化模型.
- 应用重制和分解技术来处理二进制变量并确保总的最佳性.
- 使用集成输电和配电网络测试系统进行模拟和评估.
主要成果:
- 拟议的模型有效地优化了跨互联电网的综合能源管理.
- 将ESS集成到配送网络中,使配送成本降低了13%.
- 在输电网络中部署大规模的ESS使成本降低了83%.
结论:
- 开发的双级随机模型有效地提高了电网的灵活性和智能电网的实现.
- 储能系统 (ESS) 在整个输电和配电网络中集成时,可提供大量的节省成本的好处.
- 对能源管理的整体方法,包括RE,DSM和ESS,对于优化现代电网至关重要.
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