Liquid air energy storage: price arbitrage operations and sizing optimization in the GB real-time electricity market
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Liquid air energy storage: price arbitrage operations and sizing optimization in the GB real-time electricity market. / Lin, Boqiang; Wu, Wei; Bai, Mengqi; Xie, Chunping.
In: Energy Economics, 05.12.2018.Research output: Contribution to journal › Article › peer-review
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TY - JOUR
T1 - Liquid air energy storage:
T2 - price arbitrage operations and sizing optimization in the GB real-time electricity market
AU - Lin, Boqiang
AU - Wu, Wei
AU - Bai, Mengqi
AU - Xie, Chunping
PY - 2018/12/5
Y1 - 2018/12/5
N2 - Liquid air energy storage is a novel proven technology that has the potential to increase the penetration of renewable on the power network and in the meanwhile to obtain revenues through energy price arbitrage. This paper proposes a methodology to evaluate the economic viability of liquid air energy storage based on price arbitrage operations in the GB real-time electricity market. The arbitrage algorithm designed in this article determines price thresholds every half hour under different operation strategies and according to which, decisions are made for the system to charge, discharge or stand by, and the optimal design of the size of different components for the system are also evaluated. Results suggest that the 12 prognostic is the best operating strategy, and under which a 200 MW LAES system is able to achieve a positive net present value of £43.8 M. Without using waste heat, the payback period for a 200 MW system can be as long as 36.9 to 39.4 years, depending on which arbitrage strategy is applied. However, with waste heat of 150 °C adopted, the payback period can be shortened to 8.7–9.8 years.
AB - Liquid air energy storage is a novel proven technology that has the potential to increase the penetration of renewable on the power network and in the meanwhile to obtain revenues through energy price arbitrage. This paper proposes a methodology to evaluate the economic viability of liquid air energy storage based on price arbitrage operations in the GB real-time electricity market. The arbitrage algorithm designed in this article determines price thresholds every half hour under different operation strategies and according to which, decisions are made for the system to charge, discharge or stand by, and the optimal design of the size of different components for the system are also evaluated. Results suggest that the 12 prognostic is the best operating strategy, and under which a 200 MW LAES system is able to achieve a positive net present value of £43.8 M. Without using waste heat, the payback period for a 200 MW system can be as long as 36.9 to 39.4 years, depending on which arbitrage strategy is applied. However, with waste heat of 150 °C adopted, the payback period can be shortened to 8.7–9.8 years.
KW - liquid air energy storage (LAES)
KW - real-time electricity market
KW - operation strategy
KW - price arbitage
KW - sizing optimization
U2 - 10.1016/j.eneco.2018.11.035
DO - 10.1016/j.eneco.2018.11.035
M3 - Article
JO - Energy Economics
JF - Energy Economics
SN - 0140-9883
ER -