Economic efficiency of energy storage systems for renewable energy power plants integration in the energy system
https://doi.org/10.26425/1816-4277-2024-10-150-160
Abstract
The features of the main flexibility mechanisms, limitations to their application, and price characteristics have been considered. The advantages of equipping RES-based generation with energy storage devices have been noted. Investment and operating costs of a storage device for 60 kW capacity and their ratio with the corresponding costs of solar power plants have been analyzed. On the basis of model calculations, the change in the levelized cost of electricity (LCOE) when a solar power plant is supplemented with a storage device has been estimated. It has been shown that equipping a solar power plant with an accumulator, despite high capital costs, will lead to an increase in the electricity cost on average for the entire period of operation by only 3–17 % due to the expected increase in utilization and volume of electricity production, as well as the projected decrease in the cost of accumulators. At the same time, a significant increase in the energy system stability will be ensured. It has been noted that it is necessary to tighten the requirements for the installed capacity utilization rates of power plants and to give priority to projects with storage facilities in the competitive selection of RES generation under capacity supply contract programs.
About the Authors
E. A. Tregubova
State University of Management
Russian Federation
Russian Federation
Ekaterina A. Tregubova - Cand. Sci. (Econ.), Assoc. Prof. at the Economics and Management in the Fuel and Energy Sector Department
Moscow
M. A. Gorodilov
State University of Management
Russian Federation
Russian Federation
Mikhail A. Gorodilov - Student
Moscow
L. S. Lyushnin
State University of Management
Russian Federation
Russian Federation
Leonid S. Lyushnin - Student
Moscow
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Review
For citations:
Tregubova E.A., Gorodilov M.A., Lyushnin L.S. Economic efficiency of energy storage systems for renewable energy power plants integration in the energy system. Vestnik Universiteta. 2024;(10):150-160. (In Russ.) https://doi.org/10.26425/1816-4277-2024-10-150-160
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