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分散式储能与共享储能调峰效果和盈利模式对比分析

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针对新能源+储能分散场站独立调度和共享储能统一调度2种运营模式,开展了技术调峰效果和收益模式对比分析.首先,建立多地块风/光十储能等7种应用场景模型,综合考虑新能源发电量、弃电率及储能利用率等指标因素,采用全年日电量平衡为基础的8 760 h生产模拟仿真算法,对2种储能运营模式运行效果进行比较.其次,针对当前储能电价政策及储能盈利模式,建立储能收益模型,开展储能收益模式对比评价.分析结果表明,共享储能统一调度方式可充分利用风光发电时空互济性,提高新能源利用率,提升电力系统灵活性,且通过参加辅助服务及电力现货交易等拓宽收益路径,实现储能降本增效,共享储能在调峰效果和收益方面均优于分散场站独立调度运营模式.
Comparative Analysis of Peak Regulation Effect and Income Model of Distributed Energy Storage and Shared Energy Storage
This paper conducts a comparative analysis of peak regulation and income models for New Energy+Storage and Shared Energy Storage.Based on the annual daily electricity balance with a 8 760 production simulation algorithm,and consider-ing indicators such as new energy generation,power abandonment rate,and energy storage utilization rate,seven application sce-nario models are established to conduct a technical comparative analysis of the two operation types.According to the current store electricity pricing policy and energy storage revenue model,an energy storage revenue model is developed to evaluate the energy storage efficiency.The results indicate that through the adoption of a unified scheduling mode,Shared Energy Storage can effectively leverage the time-space mutuality of solar power generation.This approach improves the utilization rate of new ener-gy,enhances the flexibility of the power system,broadens the income path by participating in auxiliary services and power spot trading,and achieves the cost reduction and efficiency increase of energy storage.Considering current policies,Shared Energy Storage outperforms the independent dispatch operation mode of dispersed stations in both technical and economic aspects,pres-enting significant potential for development.

shared energy storagepeak regulation effectenergy storage utilization raterevenue model

闫鑫笑、张立伟、师立涛、耿鑫

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中国电建集团河北省电力勘测设计研究院有限公司,河北 石家庄 050031

河北省电力勘测设计技术创新中心,河北 石家庄 050031

共享储能 运行效果 储能利用率 收益模式

中国电力建设股份有限公司科技项目

DJ-ZDXM-2021-12

2024

河北电力技术
河北省电机工程学会,河北省电力研究院

河北电力技术

影响因子:0.306
ISSN:1001-9898
年,卷(期):2024.43(1)
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