The Gyeongsan Substation – Battery Energy Storage System is a 48,000kW lithium-ion battery energy storage project located in Jillyang-eup, North Gyeongsang, South Korea. The rated storage capacity of the project is 12,000kWh. The electro-chemical battery storage project uses lithium-ion battery storage technology. The Nongong Substation Energy Storage System is a 36,000kW lithium-ion battery energy storage project located in Dalsung, Daegu, South Korea. The rated storage capacity of the project is. The Ulsan Substation Energy Storage System is a 32,000kW lithium-ion battery energy storage project located in Namgu, Ulsan, South Korea. The. The Uiryeong Substation – BESS is a 24,000kW lithium-ion battery energy storage project located in Daeui-Myoen, Uiryeong-Gun, South.