Assessment of the Optimal Capacity of a Battery Energy Storage System Linked with a PV System based on an Economic Evaluation

2019 ◽  
Vol 15 (4) ◽  
pp. 39-46 ◽  
Author(s):  
Hayang Kim ◽  
Suduk Kim ◽  
Hyun-Goo Kim
Keyword(s):  
Economic Evaluation ◽  
Energy Storage ◽  
Storage System ◽  
Energy Storage System ◽  
Pv System ◽  
Battery Energy Storage System ◽  
Battery Energy Storage ◽  
Optimal Capacity ◽  
Battery Energy

scholarly journals Optimization of Battery Energy Storage System Capacity for Wind Farm with Considering Auxiliary Services Compensation

2018 ◽  
Vol 8 (10) ◽  
pp. 1957 ◽  
Author(s):  
Xin Jiang ◽  
Guoliang Nan ◽  
Hao Liu ◽  
Zhimin Guo ◽  
Qingshan Zeng ◽  
...  
Keyword(s):  
Energy Storage ◽  
Wind Power ◽  
Wind Farm ◽  
Storage System ◽  
Energy Storage System ◽  
Battery Energy Storage System ◽  
Battery Energy Storage ◽  
Optimal Capacity ◽  
Battery Energy ◽  
Auxiliary Services

An optimal sizing model of the battery energy storage system (BESS) for large-scale wind farm adapting to the scheduling plan is proposed in this paper. Based on the analysis of the variability and uncertainty of wind output, the cost of auxiliary services of systems that are eased by BESS is quantized and the constraints of BESS accounting for the effect of wind power on system dispatching are proposed. Aiming to maximum the benefits of wind-storage union system, an optimal capacity model considering BESS investment costs, wind curtailment saving, and auxiliary services compensation is established. What’s more, the effect of irregular charge/discharge process on the life cycle of BESS is considered into the optimal model by introducing an equivalent loss of the cycle life. Finally, based on the typical data of a systems, results show that auxiliary services compensation can encourage wind farm configuration BESS effectively. Various sensitivity analyses are performed to assess the effect of the auxiliary services compensation, on-grid price of wind power, investment cost of BESS, cycle life of BESS, and wind uncertainty reserve level of BESS on this optimal capacity.

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