论文标题

电池退化对公用事业规模电池市场参与的影响:案例研究

Impact of Battery Degradation on Market Participation of Utility-Scale Batteries: Case Studies

论文作者

Khalilisenobari, Reza, Wu, Meng

论文摘要

电池制造成本最近的降低刺激了公用事业规模的电池储能系统(BESS)的市场参与。但是,在确定BESS投资和操作策略的同时,电池降解仍然是贝斯所有者的主要关注点。本文研究了电池退化对实时能源,储备和作为绩效调节市场支付的运营和成本的影响。比较案例研究是对两个优化框架进行的,这些框架对价格制造商BES的参与进行了建模,而有或不考虑电池降解成本的情况下。在案例研究中采用了基于现实世界数据的合成测试系统。分析表明,退化成本在贝斯的调度中起着重要作用,不应忽略。根据执行的分析,讨论了对优化框架的几种潜在增强。

The recent decrease in battery manufacturing costs stimulates the market participation of utility-scale battery energy storage systems (BESSs). However, battery degradation remains a major concern for BESS owners while determining their BESS investment and operation strategies. This paper studies the impact of battery degradation on BESS's operation and revenue/cost in real-time energy, reserve, and pay as performance regulation markets. Comparative case studies are performed on two optimization frameworks which model the participation of a price-maker BESS in energy and ancillary services markets with and without considering battery degradation cost. A synthetic test system built upon real-world data is adopted in the case studies. Analyses reveal that degradation cost plays an important role in the scheduling of BESSs and should not be neglected. Several potential enhancements to the optimization frameworks are discussed based on the performed analyses.

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