The Mortlake South Wind Farm – Battery Energy Storage System is a 5,000kW energy storage project located in Mortlake, Victoria, Australia.

The project was announced in 2018 and will be commissioned in 2021.

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The Mortlake South Wind Farm – Battery Energy Storage System is being developed by Acciona Energy Oceania Pty. The project is owned by Acciona Energy Oceania Pty (100%), a subsidiary of Acciona Energia.

The key applications of the project are renewables capacity firming and renewables energy time shift.

Contractors involved

Acciona Energy Oceania Pty is the owner. Acciona Energy Oceania Pty is the developer.

Additional information

Acciona will begin construction of the 157.5 MW wind farm early next year, completing it in 2020 with the addition of between 5 MW and 7 MW of battery storage – although it has yet to decide the length of the storage.

About Acciona Energy Oceania Pty

Acciona Energy Oceania Pty Ltd (Acciona), a subsidiary of Acciona Energia S.A is a renewable energy service provider. The company offers wind, solar PV, solar thermal, hydro and biomass renewable energy solutions. It also works for the third party projects. Acciona is engaged in resource assessment, processing, engineering, design, construction, operation and maintenance to complete its projects. The company also involved in EPC (engineering, procurement and construction) contracts. It produces emission-free clean energy. Acciona utilizes its own technology to design, construct, operate and maintain the parabolic trough plants. Apart from construction of new hydro plants the company also upgrades the small hydroelectric plants. Acciona is headquartered in Southbank, Victoria, Australia.


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.