Abstract
The 12th and final turbine unit of a pumped hydro energy storage (PHES) plant in Hebei, China, has been put into full operation, making it the largest operational system in the world.
The 3.6GW Fengning Pumped Storage Power Station is located on the Luanhe River in Chengde City, Hebei Province, and is the largest PHES plant by installed capacity, state-owned outlet China Energy News said. The last units have completed trial operations and gone into full operation to generate electricity.