Seoul power storage project tender

Does South Korea have battery storage capacity on Jeju Island?

The South Korean authorities have kicked off a tender for 65 MW/260 MWh of storage capacity, in support of extensive battery systems on Jeju Island. South Korea's Ministry of Trade, Industry and Energy (MOTIE) has launched a tender to deploy 65 MW/260 MWh of battery storage capacity on Jeju, the country's largest island.

Will energy storage system help stabilize power supply & demand in Jeju?

“Energy storage system will help stabilize power supply and demand in Jeju, thus mitigating the issue of renewable energy intermittency,” MOTIE said in a statement, noting that the island has the nation's largest share of renewables and related grid constraints.

How many ESS substations will KEPCO build?

ESS facilities will be built in all five substations: Sinnamwon (336 MWh), Bubuk (336 MWh), Yeongcheon (112 MWh), Yesan (82 MWh), and Hamyang (56 MWh). After issuing a bid in August, KEPCO plans to complete the supply contract, including selecting a company, by October. These large ESSs will be operated from the second half of next year.