is an LNG-fired

thermal power station A thermal power station, also known as a thermal power plant, is a type of power station in which the heat energy generated from various fuel sources (e.g., coal, natural gas, nuclear fuel, etc.) is converted to electrical energy. The heat ...

operated by

JERA JERA () is a 50-50 joint venture between TEPCO Fuel & Power, a wholly owned subsidiary of Tokyo Electric Power Company, and Chubu Electric Power, founded in April 2015. The company assumed ownership and operation of all of Tokyo Electric and Chu ...

in the city of

Jōetsu, Niigata is a Cities of Japan, city located in Niigata Prefecture, Japan. , the city had an estimated population of 189,430, in 76,461 households with a population density of 190 persons per km2. The total area of the city was . Jōetsu borders the S ...

, Japan. The facility is located on reclaimed land on the

Sea of Japan The Sea of Japan is the marginal sea between the Japanese archipelago, Sakhalin, the Korean Peninsula, and the mainland of the Russian Far East. The Japanese archipelago separates the sea from the Pacific Ocean. Like the Mediterranean Sea, it ...

History

Jōetsu Thermal Power Station was originally a joint project in reclaimed land adjacent to Naoetsu Port by

Chubu Electric , abbreviated as Chuden in Japanese, is a Japanese electric utilities provider for the middle Chūbu region of the Honshu island of Japan. It provides electricity at 60 Hz, though an area of Nagano Prefecture uses 50 Hz. Chubu Electric ...

and Tohoku Electric. However, changes in construction plans and planned output greatly delayed construction, and the Tohoku Electric portion of the project was greatly reduced in scope. The Chubu Electric portion of the project consists of a multi-shaft 1,300 deg C Advanced

combined cycle A combined cycle power plant is an assembly of heat engines that work in tandem from the same source of heat, converting it into mechanical energy. On land, when used to make electricity the most common type is called a combined cycle gas turb ...

(ACC) power generation system in which two generators are connected to two

gas turbine A gas turbine or gas turbine engine is a type of Internal combustion engine#Continuous combustion, continuous flow internal combustion engine. The main parts common to all gas turbine engines form the power-producing part (known as the gas gene ...

s and one

steam turbine A steam turbine or steam turbine engine is a machine or heat engine that extracts thermal energy from pressurized steam and uses it to do mechanical work utilising a rotating output shaft. Its modern manifestation was invented by Sir Charles Par ...

, with exhaust heat recovery boiler.

Thermal efficiency In thermodynamics, the thermal efficiency (\eta_) is a dimensionless performance measure of a device that uses thermal energy, such as an internal combustion engine, steam turbine, steam engine, boiler, furnace, refrigerator, ACs etc. For ...

is 58% or more. The project came on line on July 1, 2012 and was completed by May 15, 2014. In April 2019, the operations of Chubu Electric Power were transferred to

, a joint-venture between Chubu Electric and Tokyo Electric. An announcement was made by

General Electric General Electric Company (GE) was an American Multinational corporation, multinational Conglomerate (company), conglomerate founded in 1892, incorporated in the New York (state), state of New York and headquartered in Boston. Over the year ...

(GE) in 2015 that it has received a contract to upgrade the gas turbines at the Jōetsu Thermal Power Station for higher thermal efficiency. The Tohoku Electric portion of the project is still under construction with an estimated completion date of the end of 2019.

Plant details

References

{{reflist

External links

official home page
Buildings and structures in Niigata Prefecture 2014 establishments in Japan Natural gas-fired power stations in Japan Jōetsu, Niigata Chubu Electric Power Energy infrastructure completed in 2014

History

Plant details

See also

References

External links