摘要
新型电力系统的高比例可再生能源接入与多能协同需求对储能技术提出更高要求,固体电蓄热技术由于具有清洁低碳、灵活高效、安全可靠、热效率和自动化程度均高等优势而逐渐成为提升新型电力系统调节能力、促进可再生能源消纳的重要手段。基于新型电力系统的特征与挑战,分析固体电蓄热技术的核心架构与关键技术,结合调峰填谷、可再生能源消纳、分布式能源系统及综合能源系统等场景案例,探讨其在微电网、虚拟电厂等新兴模式中的应用潜力。在新型电力系统中通过应用高效蓄热材料、结构控制与系统集成、驱动控制策略优化等固体电蓄热关键技术以提高热力循环过程,其应用具有经济性且极具发展前景。未来需通过数字化融合、长周期储热技术突破以及构建新型区块链与市场机制创新,推动固体电蓄热技术在新型电力系统中的规模化应用。
The high proportion of renewable energy integration and multi-energy synergy demands within new power systems impose higher requirements on energy storage technologies.Solid electric thermal storage technology,owing to its advantages of clean-low-carbon,flexibility,efficiency,security,reliability high thermal efficiency and automation,is increasingly becoming a crucial means to enhance the regulation capacity of new power systems and promote renewable energy accommodation.Based on the characteristics and challenges of new power systems,this paper analyzes the core architecture and key technologies of SETS.Combining case studies in scenarios such as peak shaving and valley filling,renewable energy integration,distributed energy systems and integrated energy system,it explores the application potential of solid electric thermal storage technology in emerging models like microgrids and virtual power plants.Within new power systems,the application of key SETS technologies-including high-efficiency thermal storage materials,structural control and system integration,and optimization of driving control strategies—improves the thermodynamic cycle process.The application demonstrates economic viability and development prospects.Future efforts should focus on digital integration,breakthroughs in long-duration thermal storage technologies,the construction of innovative mechanisms involving blockchain and market design to propel the large-scale application of SETS technology in new power systems.
作者
闫泓池
赵静
YAN Hongchi;ZHAO Jing(China Coal Technology&Engineering Clean Energy Corporation Ltd.,Beijing 100013,China)
出处
《煤质技术》
2025年第4期11-18,69,共9页
Coal Quality Technology
基金
中国煤炭科工集团有限公司科技创新创业资金专项资助项目(2023-2-KJHZ001)。
关键词
固体电蓄热技术
新型电力系统
核心架构
调峰填谷
可再生能源消纳
分布式能源系统
solid electric thermal storage technology
new power system
core architecture
peak shaving and valley filling
renewable energy accommodation
distributed energy system
