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Okutataragi Pumped Storage Power Station

Technology Type Open-loop Pumped Hydro Storage
Rated Power 1932000 kW
Duration at Rated Power (HH:MM) 0:15.00 / 8.00
URL More about Okutataragi Pumped Storage Power Station
The Okutataragi Pumped Storage Power Station is a large pumped-storage hydroelectric power station in Asago, in the Hyōgo Prefecture of Japan. With a total installed capacity of a 1,932 MW, it is one of the largest pumped-storage power stations in the world, and the largest in Japan. Construction on the facility began in 1970 and was completed in 1974. The first of six pump-generating turbines was commissioned in June 1974, the last in June 1998.
This data has been validated by project staff through a review of publicly available information about the project, and verified by the project owner. Information is accurate as of 2016-04-29.
Project Status
Status Operational
Commissioning On DD.06.YYYY
Project Includes Multiple Systems No
Siting
Location

Kurokawa Reservoir
Asago, Hyōgo
Japan

ISO/RTO N/A
Utility Kansai Electric Power Company (KEPCO)
Utility Type Investor Owned
Paired Grid Resource Transmission
Project Includes Multiple Systems No
Ownership & Value Chain Partners
Ownership Model Utility-Owned
Equity Owner 1 Kansai Electric Power Company (KEPCO)
Energy Storage Technology Provider Hitachi
Developer Kansai Electric Power Company (KEPCO)
Cost & Performance
Performance Maximum Water Consumption: 594m3 / s
Benefits
Service Use Case Electric Energy Time Shift
Voltage Support
Frequency Regulation
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