ISTANBUL (Reuters) - Polat Energy said on Wednesday it had signed Turkey's largest battery energy storage system supply agreement with Rolls-Royce, with a capacity of 132 MWh, to increase the storage capacity at the Goktepe wind power plant.

The Goktepe plant is located in Yalova in northwestern Turkey.

(Reporting by Ebru Tuncay; Writing by Daren Butler; Editing by Jonathan Spicer)