Polat Enerji has selected British engineering company Rolls-Royce Holdings Plc (<a href="https://www.londonstockexchange.com/stock/RR./rolls-royce-holdings-plc/company-page" target="_blank">LON:RR</a>) to deliver a 132-MWh battery energy storage system (BESS) to support a wind farm owned by the Turkish renewables company in the northwestern part of the country.