The EKZ Volketswil Battery Energy Storage System is an 18,000kW energy storage project located in Volketswil, Zurich, Switzerland.
The electro-chemical battery energy storage project uses lithium-ion as its storage technology. The project was announced in 2017 and was commissioned in 2019.
Description
The EKZ Volketswil Battery Energy Storage System is owned by Elektrizitatswerke des Kantons Zurich (100%).
The key applications of the project are frequency regulation and ramping electric energy time shift.
Contractors involved

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By GlobalDataElektrizitatswerke des Kantons Zurich and NEC Energy Solutions have delivered the battery energy storage project.
Additional information
The new 18 MW battery energy storage system will be built at an existing substation in Volketswil, near Zurich, and will have the capacity equivalent to the daily electricity consumption of 600 average four-person households.
Methodology
All publicly-announced energy storage projects included in this analysis are drawn from GlobalData’s Power IC. The information regarding the projects are sourced through secondary information sources such as country specific power players, company news and reports, statistical organisations, regulatory body, government planning reports and their publications and is further validated through primary from various stakeholders such as power utility companies, consultants, energy associations of respective countries, government bodies and professionals from leading players in the power sector.